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godot/modules/text_server_adv/text_server_adv.cpp

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/*************************************************************************/
/* text_server_adv.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#include "text_server_adv.h"
#ifdef GDEXTENSION
// Headers for building as GDExtension plug-in.
#include <godot_cpp/classes/file_access.hpp>
#include <godot_cpp/classes/os.hpp>
#include <godot_cpp/classes/project_settings.hpp>
#include <godot_cpp/classes/rendering_server.hpp>
#include <godot_cpp/classes/translation_server.hpp>
#include <godot_cpp/core/error_macros.hpp>
using namespace godot;
#define GLOBAL_GET(m_var) ProjectSettings::get_singleton()->get(m_var)
#else
// Headers for building as built-in module.
#include "core/config/project_settings.h"
#include "core/error/error_macros.h"
#include "core/object/worker_thread_pool.h"
#include "core/string/print_string.h"
#include "core/string/translation.h"
#include "modules/modules_enabled.gen.h" // For freetype, msdfgen, svg.
#endif
// Built-in ICU data.
#ifdef ICU_STATIC_DATA
#include "icudata.gen.h"
#endif
// Thirdparty headers.
#ifdef MODULE_MSDFGEN_ENABLED
#include "core/ShapeDistanceFinder.h"
#include "core/contour-combiners.h"
#include "core/edge-selectors.h"
#include "msdfgen.h"
#endif
#ifdef MODULE_SVG_ENABLED
#include "thorvg_svg_in_ot.h"
#endif
/*************************************************************************/
/* bmp_font_t HarfBuzz Bitmap font interface */
/*************************************************************************/
hb_font_funcs_t *TextServerAdvanced::funcs = nullptr;
TextServerAdvanced::bmp_font_t *TextServerAdvanced::_bmp_font_create(TextServerAdvanced::FontForSizeAdvanced *p_face, bool p_unref) {
bmp_font_t *bm_font = memnew(bmp_font_t);
if (!bm_font) {
return nullptr;
}
bm_font->face = p_face;
bm_font->unref = p_unref;
return bm_font;
}
void TextServerAdvanced::_bmp_font_destroy(void *p_data) {
bmp_font_t *bm_font = static_cast<bmp_font_t *>(p_data);
memdelete(bm_font);
}
hb_bool_t TextServerAdvanced::_bmp_get_nominal_glyph(hb_font_t *p_font, void *p_font_data, hb_codepoint_t p_unicode, hb_codepoint_t *r_glyph, void *p_user_data) {
const bmp_font_t *bm_font = static_cast<const bmp_font_t *>(p_font_data);
if (!bm_font->face) {
return false;
}
if (!bm_font->face->glyph_map.has(p_unicode)) {
if (bm_font->face->glyph_map.has(0xf000u + p_unicode)) {
*r_glyph = 0xf000u + p_unicode;
return true;
} else {
return false;
}
}
*r_glyph = p_unicode;
return true;
}
hb_position_t TextServerAdvanced::_bmp_get_glyph_h_advance(hb_font_t *p_font, void *p_font_data, hb_codepoint_t p_glyph, void *p_user_data) {
const bmp_font_t *bm_font = static_cast<const bmp_font_t *>(p_font_data);
if (!bm_font->face) {
return 0;
}
if (!bm_font->face->glyph_map.has(p_glyph)) {
return 0;
}
return bm_font->face->glyph_map[p_glyph].advance.x * 64;
}
hb_position_t TextServerAdvanced::_bmp_get_glyph_v_advance(hb_font_t *p_font, void *p_font_data, hb_codepoint_t p_glyph, void *p_user_data) {
const bmp_font_t *bm_font = static_cast<const bmp_font_t *>(p_font_data);
if (!bm_font->face) {
return 0;
}
if (!bm_font->face->glyph_map.has(p_glyph)) {
return 0;
}
return -bm_font->face->glyph_map[p_glyph].advance.y * 64;
}
hb_position_t TextServerAdvanced::_bmp_get_glyph_h_kerning(hb_font_t *p_font, void *p_font_data, hb_codepoint_t p_left_glyph, hb_codepoint_t p_right_glyph, void *p_user_data) {
const bmp_font_t *bm_font = static_cast<const bmp_font_t *>(p_font_data);
if (!bm_font->face) {
return 0;
}
if (!bm_font->face->kerning_map.has(Vector2i(p_left_glyph, p_right_glyph))) {
return 0;
}
return bm_font->face->kerning_map[Vector2i(p_left_glyph, p_right_glyph)].x * 64;
}
hb_bool_t TextServerAdvanced::_bmp_get_glyph_v_origin(hb_font_t *p_font, void *p_font_data, hb_codepoint_t p_glyph, hb_position_t *r_x, hb_position_t *r_y, void *p_user_data) {
const bmp_font_t *bm_font = static_cast<const bmp_font_t *>(p_font_data);
if (!bm_font->face) {
return false;
}
if (!bm_font->face->glyph_map.has(p_glyph)) {
return false;
}
*r_x = bm_font->face->glyph_map[p_glyph].advance.x * 32;
*r_y = -bm_font->face->ascent * 64;
return true;
}
hb_bool_t TextServerAdvanced::_bmp_get_glyph_extents(hb_font_t *p_font, void *p_font_data, hb_codepoint_t p_glyph, hb_glyph_extents_t *r_extents, void *p_user_data) {
const bmp_font_t *bm_font = static_cast<const bmp_font_t *>(p_font_data);
if (!bm_font->face) {
return false;
}
if (!bm_font->face->glyph_map.has(p_glyph)) {
return false;
}
r_extents->x_bearing = 0;
r_extents->y_bearing = 0;
r_extents->width = bm_font->face->glyph_map[p_glyph].rect.size.x * 64;
r_extents->height = bm_font->face->glyph_map[p_glyph].rect.size.y * 64;
return true;
}
hb_bool_t TextServerAdvanced::_bmp_get_font_h_extents(hb_font_t *p_font, void *p_font_data, hb_font_extents_t *r_metrics, void *p_user_data) {
const bmp_font_t *bm_font = static_cast<const bmp_font_t *>(p_font_data);
if (!bm_font->face) {
return false;
}
r_metrics->ascender = bm_font->face->ascent;
r_metrics->descender = bm_font->face->descent;
r_metrics->line_gap = 0;
return true;
}
void TextServerAdvanced::_bmp_create_font_funcs() {
if (funcs == nullptr) {
funcs = hb_font_funcs_create();
hb_font_funcs_set_font_h_extents_func(funcs, _bmp_get_font_h_extents, nullptr, nullptr);
hb_font_funcs_set_nominal_glyph_func(funcs, _bmp_get_nominal_glyph, nullptr, nullptr);
hb_font_funcs_set_glyph_h_advance_func(funcs, _bmp_get_glyph_h_advance, nullptr, nullptr);
hb_font_funcs_set_glyph_v_advance_func(funcs, _bmp_get_glyph_v_advance, nullptr, nullptr);
hb_font_funcs_set_glyph_v_origin_func(funcs, _bmp_get_glyph_v_origin, nullptr, nullptr);
hb_font_funcs_set_glyph_h_kerning_func(funcs, _bmp_get_glyph_h_kerning, nullptr, nullptr);
hb_font_funcs_set_glyph_extents_func(funcs, _bmp_get_glyph_extents, nullptr, nullptr);
hb_font_funcs_make_immutable(funcs);
}
}
void TextServerAdvanced::_bmp_free_font_funcs() {
if (funcs != nullptr) {
hb_font_funcs_destroy(funcs);
funcs = nullptr;
}
}
void TextServerAdvanced::_bmp_font_set_funcs(hb_font_t *p_font, TextServerAdvanced::FontForSizeAdvanced *p_face, bool p_unref) {
hb_font_set_funcs(p_font, funcs, _bmp_font_create(p_face, p_unref), _bmp_font_destroy);
}
hb_font_t *TextServerAdvanced::_bmp_font_create(TextServerAdvanced::FontForSizeAdvanced *p_face, hb_destroy_func_t p_destroy) {
hb_font_t *font;
hb_face_t *face = hb_face_create(nullptr, 0);
font = hb_font_create(face);
hb_face_destroy(face);
_bmp_font_set_funcs(font, p_face, false);
return font;
}
/*************************************************************************/
/* Character properties. */
/*************************************************************************/
_FORCE_INLINE_ bool is_ain(char32_t p_chr) {
return u_getIntPropertyValue(p_chr, UCHAR_JOINING_GROUP) == U_JG_AIN;
}
_FORCE_INLINE_ bool is_alef(char32_t p_chr) {
return u_getIntPropertyValue(p_chr, UCHAR_JOINING_GROUP) == U_JG_ALEF;
}
_FORCE_INLINE_ bool is_beh(char32_t p_chr) {
int32_t prop = u_getIntPropertyValue(p_chr, UCHAR_JOINING_GROUP);
return (prop == U_JG_BEH) || (prop == U_JG_NOON) || (prop == U_JG_AFRICAN_NOON) || (prop == U_JG_NYA) || (prop == U_JG_YEH) || (prop == U_JG_FARSI_YEH);
}
_FORCE_INLINE_ bool is_dal(char32_t p_chr) {
return u_getIntPropertyValue(p_chr, UCHAR_JOINING_GROUP) == U_JG_DAL;
}
_FORCE_INLINE_ bool is_feh(char32_t p_chr) {
return (u_getIntPropertyValue(p_chr, UCHAR_JOINING_GROUP) == U_JG_FEH) || (u_getIntPropertyValue(p_chr, UCHAR_JOINING_GROUP) == U_JG_AFRICAN_FEH);
}
_FORCE_INLINE_ bool is_gaf(char32_t p_chr) {
return u_getIntPropertyValue(p_chr, UCHAR_JOINING_GROUP) == U_JG_GAF;
}
_FORCE_INLINE_ bool is_heh(char32_t p_chr) {
return u_getIntPropertyValue(p_chr, UCHAR_JOINING_GROUP) == U_JG_HEH;
}
_FORCE_INLINE_ bool is_kaf(char32_t p_chr) {
return u_getIntPropertyValue(p_chr, UCHAR_JOINING_GROUP) == U_JG_KAF;
}
_FORCE_INLINE_ bool is_lam(char32_t p_chr) {
return u_getIntPropertyValue(p_chr, UCHAR_JOINING_GROUP) == U_JG_LAM;
}
_FORCE_INLINE_ bool is_qaf(char32_t p_chr) {
return (u_getIntPropertyValue(p_chr, UCHAR_JOINING_GROUP) == U_JG_QAF) || (u_getIntPropertyValue(p_chr, UCHAR_JOINING_GROUP) == U_JG_AFRICAN_QAF);
}
_FORCE_INLINE_ bool is_reh(char32_t p_chr) {
return u_getIntPropertyValue(p_chr, UCHAR_JOINING_GROUP) == U_JG_REH;
}
_FORCE_INLINE_ bool is_seen_sad(char32_t p_chr) {
return (u_getIntPropertyValue(p_chr, UCHAR_JOINING_GROUP) == U_JG_SAD) || (u_getIntPropertyValue(p_chr, UCHAR_JOINING_GROUP) == U_JG_SEEN);
}
_FORCE_INLINE_ bool is_tah(char32_t p_chr) {
return u_getIntPropertyValue(p_chr, UCHAR_JOINING_GROUP) == U_JG_TAH;
}
_FORCE_INLINE_ bool is_teh_marbuta(char32_t p_chr) {
return u_getIntPropertyValue(p_chr, UCHAR_JOINING_GROUP) == U_JG_TEH_MARBUTA;
}
_FORCE_INLINE_ bool is_yeh(char32_t p_chr) {
int32_t prop = u_getIntPropertyValue(p_chr, UCHAR_JOINING_GROUP);
return (prop == U_JG_YEH) || (prop == U_JG_FARSI_YEH) || (prop == U_JG_YEH_BARREE) || (prop == U_JG_BURUSHASKI_YEH_BARREE) || (prop == U_JG_YEH_WITH_TAIL);
}
_FORCE_INLINE_ bool is_waw(char32_t p_chr) {
return u_getIntPropertyValue(p_chr, UCHAR_JOINING_GROUP) == U_JG_WAW;
}
_FORCE_INLINE_ bool is_transparent(char32_t p_chr) {
return u_getIntPropertyValue(p_chr, UCHAR_JOINING_TYPE) == U_JT_TRANSPARENT;
}
_FORCE_INLINE_ bool is_ligature(char32_t p_chr, char32_t p_nchr) {
return (is_lam(p_chr) && is_alef(p_nchr));
}
_FORCE_INLINE_ bool is_connected_to_prev(char32_t p_chr, char32_t p_pchr) {
int32_t prop = u_getIntPropertyValue(p_pchr, UCHAR_JOINING_TYPE);
return (prop != U_JT_RIGHT_JOINING) && (prop != U_JT_NON_JOINING) ? !is_ligature(p_pchr, p_chr) : false;
}
/*************************************************************************/
bool TextServerAdvanced::_has_feature(Feature p_feature) const {
switch (p_feature) {
case FEATURE_SIMPLE_LAYOUT:
case FEATURE_BIDI_LAYOUT:
case FEATURE_VERTICAL_LAYOUT:
case FEATURE_SHAPING:
case FEATURE_KASHIDA_JUSTIFICATION:
case FEATURE_BREAK_ITERATORS:
case FEATURE_FONT_BITMAP:
#ifdef MODULE_FREETYPE_ENABLED
case FEATURE_FONT_DYNAMIC:
#endif
#ifdef MODULE_MSDFGEN_ENABLED
case FEATURE_FONT_MSDF:
#endif
case FEATURE_FONT_VARIABLE:
case FEATURE_CONTEXT_SENSITIVE_CASE_CONVERSION:
case FEATURE_USE_SUPPORT_DATA:
case FEATURE_UNICODE_IDENTIFIERS:
case FEATURE_UNICODE_SECURITY:
return true;
default: {
}
}
return false;
}
String TextServerAdvanced::_get_name() const {
#ifdef GDEXTENSION
return "ICU / HarfBuzz / Graphite (GDExtension)";
#else
return "ICU / HarfBuzz / Graphite (Built-in)";
#endif
}
int64_t TextServerAdvanced::_get_features() const {
int64_t interface_features = FEATURE_SIMPLE_LAYOUT | FEATURE_BIDI_LAYOUT | FEATURE_VERTICAL_LAYOUT | FEATURE_SHAPING | FEATURE_KASHIDA_JUSTIFICATION | FEATURE_BREAK_ITERATORS | FEATURE_FONT_BITMAP | FEATURE_FONT_VARIABLE | FEATURE_CONTEXT_SENSITIVE_CASE_CONVERSION | FEATURE_USE_SUPPORT_DATA;
#ifdef MODULE_FREETYPE_ENABLED
interface_features |= FEATURE_FONT_DYNAMIC;
#endif
#ifdef MODULE_MSDFGEN_ENABLED
interface_features |= FEATURE_FONT_MSDF;
#endif
return interface_features;
}
void TextServerAdvanced::_free_rid(const RID &p_rid) {
_THREAD_SAFE_METHOD_
if (font_owner.owns(p_rid)) {
FontAdvanced *fd = font_owner.get_or_null(p_rid);
font_owner.free(p_rid);
memdelete(fd);
} else if (shaped_owner.owns(p_rid)) {
ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_rid);
shaped_owner.free(p_rid);
memdelete(sd);
}
}
bool TextServerAdvanced::_has(const RID &p_rid) {
_THREAD_SAFE_METHOD_
return font_owner.owns(p_rid) || shaped_owner.owns(p_rid);
}
bool TextServerAdvanced::_load_support_data(const String &p_filename) {
_THREAD_SAFE_METHOD_
#ifdef ICU_STATIC_DATA
if (!icu_data_loaded) {
UErrorCode err = U_ZERO_ERROR;
u_init(&err); // Do not check for errors, since we only load part of the data.
icu_data_loaded = true;
}
#else
if (!icu_data_loaded) {
String filename = (p_filename.is_empty()) ? String("res://") + _MKSTR(ICU_DATA_NAME) : p_filename;
Ref<FileAccess> f = FileAccess::open(filename, FileAccess::READ);
if (f.is_null()) {
return false;
}
uint64_t len = f->get_length();
#ifdef GDEXTENSION
PackedByteArray icu_data = f->get_buffer(len);
#else
PackedByteArray icu_data = f->_get_buffer(len);
#endif
UErrorCode err = U_ZERO_ERROR;
udata_setCommonData(icu_data.ptr(), &err);
if (U_FAILURE(err)) {
ERR_FAIL_V_MSG(false, u_errorName(err));
}
err = U_ZERO_ERROR;
u_init(&err);
if (U_FAILURE(err)) {
ERR_FAIL_V_MSG(false, u_errorName(err));
}
icu_data_loaded = true;
}
#endif
return true;
}
String TextServerAdvanced::_get_support_data_filename() const {
#ifdef ICU_STATIC_DATA
return _MKSTR(ICU_DATA_NAME);
#else
return String();
#endif
}
String TextServerAdvanced::_get_support_data_info() const {
#ifdef ICU_STATIC_DATA
return String("ICU break iteration data (") + _MKSTR(ICU_DATA_NAME) + String(").");
#else
return String();
#endif
}
bool TextServerAdvanced::_save_support_data(const String &p_filename) const {
_THREAD_SAFE_METHOD_
#ifdef ICU_STATIC_DATA
// Store data to the res file if it's available.
Ref<FileAccess> f = FileAccess::open(p_filename, FileAccess::WRITE);
if (f.is_null()) {
return false;
}
PackedByteArray icu_data;
icu_data.resize(U_ICUDATA_SIZE);
memcpy(icu_data.ptrw(), U_ICUDATA_ENTRY_POINT, U_ICUDATA_SIZE);
#ifdef GDEXTENSION
f->store_buffer(icu_data);
#else
f->_store_buffer(icu_data);
#endif
return true;
#else
return false;
#endif
}
bool TextServerAdvanced::_is_locale_right_to_left(const String &p_locale) const {
String l = p_locale.get_slicec('_', 0);
if ((l == "ar") || (l == "dv") || (l == "he") || (l == "fa") || (l == "ff") || (l == "ku") || (l == "ur")) {
return true;
} else {
return false;
}
}
_FORCE_INLINE_ void TextServerAdvanced::_insert_feature(const StringName &p_name, int32_t p_tag, Variant::Type p_vtype, bool p_hidden) {
FeatureInfo fi;
fi.name = p_name;
fi.vtype = p_vtype;
fi.hidden = p_hidden;
feature_sets.insert(p_name, p_tag);
feature_sets_inv.insert(p_tag, fi);
}
void TextServerAdvanced::_insert_feature_sets() {
// Registered OpenType feature tags.
// Name, Tag, Data Type, Hidden
_insert_feature("access_all_alternates", HB_TAG('a', 'a', 'l', 't'), Variant::Type::INT, false);
_insert_feature("above_base_forms", HB_TAG('a', 'b', 'v', 'f'), Variant::Type::INT, true);
_insert_feature("above_base_mark_positioning", HB_TAG('a', 'b', 'v', 'm'), Variant::Type::INT, true);
_insert_feature("above_base_substitutions", HB_TAG('a', 'b', 'v', 's'), Variant::Type::INT, true);
_insert_feature("alternative_fractions", HB_TAG('a', 'f', 'r', 'c'), Variant::Type::INT, false);
_insert_feature("akhands", HB_TAG('a', 'k', 'h', 'n'), Variant::Type::INT, true);
_insert_feature("below_base_forms", HB_TAG('b', 'l', 'w', 'f'), Variant::Type::INT, true);
_insert_feature("below_base_mark_positioning", HB_TAG('b', 'l', 'w', 'm'), Variant::Type::INT, true);
_insert_feature("below_base_substitutions", HB_TAG('b', 'l', 'w', 's'), Variant::Type::INT, true);
_insert_feature("contextual_alternates", HB_TAG('c', 'a', 'l', 't'), Variant::Type::BOOL, false);
_insert_feature("case_sensitive_forms", HB_TAG('c', 'a', 's', 'e'), Variant::Type::BOOL, false);
_insert_feature("glyph_composition", HB_TAG('c', 'c', 'm', 'p'), Variant::Type::INT, true);
_insert_feature("conjunct_form_after_ro", HB_TAG('c', 'f', 'a', 'r'), Variant::Type::INT, true);
_insert_feature("contextual_half_width_spacing", HB_TAG('c', 'h', 'w', 's'), Variant::Type::INT, true);
_insert_feature("conjunct_forms", HB_TAG('c', 'j', 'c', 't'), Variant::Type::INT, true);
_insert_feature("contextual_ligatures", HB_TAG('c', 'l', 'i', 'g'), Variant::Type::BOOL, false);
_insert_feature("centered_cjk_punctuation", HB_TAG('c', 'p', 'c', 't'), Variant::Type::BOOL, false);
_insert_feature("capital_spacing", HB_TAG('c', 'p', 's', 'p'), Variant::Type::BOOL, false);
_insert_feature("contextual_swash", HB_TAG('c', 's', 'w', 'h'), Variant::Type::INT, false);
_insert_feature("cursive_positioning", HB_TAG('c', 'u', 'r', 's'), Variant::Type::INT, true);
_insert_feature("character_variant_01", HB_TAG('c', 'v', '0', '1'), Variant::Type::BOOL, false);
_insert_feature("character_variant_02", HB_TAG('c', 'v', '0', '2'), Variant::Type::BOOL, false);
_insert_feature("character_variant_03", HB_TAG('c', 'v', '0', '3'), Variant::Type::BOOL, false);
_insert_feature("character_variant_04", HB_TAG('c', 'v', '0', '4'), Variant::Type::BOOL, false);
_insert_feature("character_variant_05", HB_TAG('c', 'v', '0', '5'), Variant::Type::BOOL, false);
_insert_feature("character_variant_06", HB_TAG('c', 'v', '0', '6'), Variant::Type::BOOL, false);
_insert_feature("character_variant_07", HB_TAG('c', 'v', '0', '7'), Variant::Type::BOOL, false);
_insert_feature("character_variant_08", HB_TAG('c', 'v', '0', '8'), Variant::Type::BOOL, false);
_insert_feature("character_variant_09", HB_TAG('c', 'v', '0', '9'), Variant::Type::BOOL, false);
_insert_feature("character_variant_10", HB_TAG('c', 'v', '1', '0'), Variant::Type::BOOL, false);
_insert_feature("character_variant_11", HB_TAG('c', 'v', '1', '1'), Variant::Type::BOOL, false);
_insert_feature("character_variant_12", HB_TAG('c', 'v', '1', '2'), Variant::Type::BOOL, false);
_insert_feature("character_variant_13", HB_TAG('c', 'v', '1', '3'), Variant::Type::BOOL, false);
_insert_feature("character_variant_14", HB_TAG('c', 'v', '1', '4'), Variant::Type::BOOL, false);
_insert_feature("character_variant_15", HB_TAG('c', 'v', '1', '5'), Variant::Type::BOOL, false);
_insert_feature("character_variant_16", HB_TAG('c', 'v', '1', '6'), Variant::Type::BOOL, false);
_insert_feature("character_variant_17", HB_TAG('c', 'v', '1', '7'), Variant::Type::BOOL, false);
_insert_feature("character_variant_18", HB_TAG('c', 'v', '1', '8'), Variant::Type::BOOL, false);
_insert_feature("character_variant_19", HB_TAG('c', 'v', '1', '9'), Variant::Type::BOOL, false);
_insert_feature("character_variant_20", HB_TAG('c', 'v', '2', '0'), Variant::Type::BOOL, false);
_insert_feature("character_variant_21", HB_TAG('c', 'v', '2', '1'), Variant::Type::BOOL, false);
_insert_feature("character_variant_22", HB_TAG('c', 'v', '2', '2'), Variant::Type::BOOL, false);
_insert_feature("character_variant_23", HB_TAG('c', 'v', '2', '3'), Variant::Type::BOOL, false);
_insert_feature("character_variant_24", HB_TAG('c', 'v', '2', '4'), Variant::Type::BOOL, false);
_insert_feature("character_variant_25", HB_TAG('c', 'v', '2', '5'), Variant::Type::BOOL, false);
_insert_feature("character_variant_26", HB_TAG('c', 'v', '2', '6'), Variant::Type::BOOL, false);
_insert_feature("character_variant_27", HB_TAG('c', 'v', '2', '7'), Variant::Type::BOOL, false);
_insert_feature("character_variant_28", HB_TAG('c', 'v', '2', '8'), Variant::Type::BOOL, false);
_insert_feature("character_variant_29", HB_TAG('c', 'v', '2', '9'), Variant::Type::BOOL, false);
_insert_feature("character_variant_30", HB_TAG('c', 'v', '3', '0'), Variant::Type::BOOL, false);
_insert_feature("character_variant_31", HB_TAG('c', 'v', '3', '1'), Variant::Type::BOOL, false);
_insert_feature("character_variant_32", HB_TAG('c', 'v', '3', '2'), Variant::Type::BOOL, false);
_insert_feature("character_variant_33", HB_TAG('c', 'v', '3', '3'), Variant::Type::BOOL, false);
_insert_feature("character_variant_34", HB_TAG('c', 'v', '3', '4'), Variant::Type::BOOL, false);
_insert_feature("character_variant_35", HB_TAG('c', 'v', '3', '5'), Variant::Type::BOOL, false);
_insert_feature("character_variant_36", HB_TAG('c', 'v', '3', '6'), Variant::Type::BOOL, false);
_insert_feature("character_variant_37", HB_TAG('c', 'v', '3', '7'), Variant::Type::BOOL, false);
_insert_feature("character_variant_38", HB_TAG('c', 'v', '3', '8'), Variant::Type::BOOL, false);
_insert_feature("character_variant_39", HB_TAG('c', 'v', '3', '9'), Variant::Type::BOOL, false);
_insert_feature("character_variant_40", HB_TAG('c', 'v', '4', '0'), Variant::Type::BOOL, false);
_insert_feature("character_variant_41", HB_TAG('c', 'v', '4', '1'), Variant::Type::BOOL, false);
_insert_feature("character_variant_42", HB_TAG('c', 'v', '4', '2'), Variant::Type::BOOL, false);
_insert_feature("character_variant_43", HB_TAG('c', 'v', '4', '3'), Variant::Type::BOOL, false);
_insert_feature("character_variant_44", HB_TAG('c', 'v', '4', '4'), Variant::Type::BOOL, false);
_insert_feature("character_variant_45", HB_TAG('c', 'v', '4', '5'), Variant::Type::BOOL, false);
_insert_feature("character_variant_46", HB_TAG('c', 'v', '4', '6'), Variant::Type::BOOL, false);
_insert_feature("character_variant_47", HB_TAG('c', 'v', '4', '7'), Variant::Type::BOOL, false);
_insert_feature("character_variant_48", HB_TAG('c', 'v', '4', '8'), Variant::Type::BOOL, false);
_insert_feature("character_variant_49", HB_TAG('c', 'v', '4', '9'), Variant::Type::BOOL, false);
_insert_feature("character_variant_50", HB_TAG('c', 'v', '5', '0'), Variant::Type::BOOL, false);
_insert_feature("character_variant_51", HB_TAG('c', 'v', '5', '1'), Variant::Type::BOOL, false);
_insert_feature("character_variant_52", HB_TAG('c', 'v', '5', '2'), Variant::Type::BOOL, false);
_insert_feature("character_variant_53", HB_TAG('c', 'v', '5', '3'), Variant::Type::BOOL, false);
_insert_feature("character_variant_54", HB_TAG('c', 'v', '5', '4'), Variant::Type::BOOL, false);
_insert_feature("character_variant_55", HB_TAG('c', 'v', '5', '5'), Variant::Type::BOOL, false);
_insert_feature("character_variant_56", HB_TAG('c', 'v', '5', '6'), Variant::Type::BOOL, false);
_insert_feature("character_variant_57", HB_TAG('c', 'v', '5', '7'), Variant::Type::BOOL, false);
_insert_feature("character_variant_58", HB_TAG('c', 'v', '5', '8'), Variant::Type::BOOL, false);
_insert_feature("character_variant_59", HB_TAG('c', 'v', '5', '9'), Variant::Type::BOOL, false);
_insert_feature("character_variant_60", HB_TAG('c', 'v', '6', '0'), Variant::Type::BOOL, false);
_insert_feature("character_variant_61", HB_TAG('c', 'v', '6', '1'), Variant::Type::BOOL, false);
_insert_feature("character_variant_62", HB_TAG('c', 'v', '6', '2'), Variant::Type::BOOL, false);
_insert_feature("character_variant_63", HB_TAG('c', 'v', '6', '3'), Variant::Type::BOOL, false);
_insert_feature("character_variant_64", HB_TAG('c', 'v', '6', '4'), Variant::Type::BOOL, false);
_insert_feature("character_variant_65", HB_TAG('c', 'v', '6', '5'), Variant::Type::BOOL, false);
_insert_feature("character_variant_66", HB_TAG('c', 'v', '6', '6'), Variant::Type::BOOL, false);
_insert_feature("character_variant_67", HB_TAG('c', 'v', '6', '7'), Variant::Type::BOOL, false);
_insert_feature("character_variant_68", HB_TAG('c', 'v', '6', '8'), Variant::Type::BOOL, false);
_insert_feature("character_variant_69", HB_TAG('c', 'v', '6', '9'), Variant::Type::BOOL, false);
_insert_feature("character_variant_70", HB_TAG('c', 'v', '7', '0'), Variant::Type::BOOL, false);
_insert_feature("character_variant_71", HB_TAG('c', 'v', '7', '1'), Variant::Type::BOOL, false);
_insert_feature("character_variant_72", HB_TAG('c', 'v', '7', '2'), Variant::Type::BOOL, false);
_insert_feature("character_variant_73", HB_TAG('c', 'v', '7', '3'), Variant::Type::BOOL, false);
_insert_feature("character_variant_74", HB_TAG('c', 'v', '7', '4'), Variant::Type::BOOL, false);
_insert_feature("character_variant_75", HB_TAG('c', 'v', '7', '5'), Variant::Type::BOOL, false);
_insert_feature("character_variant_76", HB_TAG('c', 'v', '7', '6'), Variant::Type::BOOL, false);
_insert_feature("character_variant_77", HB_TAG('c', 'v', '7', '7'), Variant::Type::BOOL, false);
_insert_feature("character_variant_78", HB_TAG('c', 'v', '7', '8'), Variant::Type::BOOL, false);
_insert_feature("character_variant_79", HB_TAG('c', 'v', '7', '9'), Variant::Type::BOOL, false);
_insert_feature("character_variant_80", HB_TAG('c', 'v', '8', '0'), Variant::Type::BOOL, false);
_insert_feature("character_variant_81", HB_TAG('c', 'v', '8', '1'), Variant::Type::BOOL, false);
_insert_feature("character_variant_82", HB_TAG('c', 'v', '8', '2'), Variant::Type::BOOL, false);
_insert_feature("character_variant_83", HB_TAG('c', 'v', '8', '3'), Variant::Type::BOOL, false);
_insert_feature("character_variant_84", HB_TAG('c', 'v', '8', '4'), Variant::Type::BOOL, false);
_insert_feature("character_variant_85", HB_TAG('c', 'v', '8', '5'), Variant::Type::BOOL, false);
_insert_feature("character_variant_86", HB_TAG('c', 'v', '8', '6'), Variant::Type::BOOL, false);
_insert_feature("character_variant_87", HB_TAG('c', 'v', '8', '7'), Variant::Type::BOOL, false);
_insert_feature("character_variant_88", HB_TAG('c', 'v', '8', '8'), Variant::Type::BOOL, false);
_insert_feature("character_variant_89", HB_TAG('c', 'v', '8', '9'), Variant::Type::BOOL, false);
_insert_feature("character_variant_90", HB_TAG('c', 'v', '9', '0'), Variant::Type::BOOL, false);
_insert_feature("character_variant_91", HB_TAG('c', 'v', '9', '1'), Variant::Type::BOOL, false);
_insert_feature("character_variant_92", HB_TAG('c', 'v', '9', '2'), Variant::Type::BOOL, false);
_insert_feature("character_variant_93", HB_TAG('c', 'v', '9', '3'), Variant::Type::BOOL, false);
_insert_feature("character_variant_94", HB_TAG('c', 'v', '9', '4'), Variant::Type::BOOL, false);
_insert_feature("character_variant_95", HB_TAG('c', 'v', '9', '5'), Variant::Type::BOOL, false);
_insert_feature("character_variant_96", HB_TAG('c', 'v', '9', '6'), Variant::Type::BOOL, false);
_insert_feature("character_variant_97", HB_TAG('c', 'v', '9', '7'), Variant::Type::BOOL, false);
_insert_feature("character_variant_98", HB_TAG('c', 'v', '9', '8'), Variant::Type::BOOL, false);
_insert_feature("character_variant_99", HB_TAG('c', 'v', '9', '9'), Variant::Type::BOOL, false);
_insert_feature("petite_capitals_from_capitals", HB_TAG('c', '2', 'p', 'c'), Variant::Type::BOOL, false);
_insert_feature("small_capitals_from_capitals", HB_TAG('c', '2', 's', 'c'), Variant::Type::BOOL, false);
_insert_feature("distances", HB_TAG('d', 'i', 's', 't'), Variant::Type::INT, true);
_insert_feature("discretionary_ligatures", HB_TAG('d', 'l', 'i', 'g'), Variant::Type::BOOL, false);
_insert_feature("denominators", HB_TAG('d', 'n', 'o', 'm'), Variant::Type::BOOL, false);
_insert_feature("dotless_forms", HB_TAG('d', 't', 'l', 's'), Variant::Type::INT, true);
_insert_feature("expert_forms", HB_TAG('e', 'x', 'p', 't'), Variant::Type::BOOL, true);
_insert_feature("final_glyph_on_line_alternates", HB_TAG('f', 'a', 'l', 't'), Variant::Type::INT, false);
_insert_feature("terminal_forms_2", HB_TAG('f', 'i', 'n', '2'), Variant::Type::INT, true);
_insert_feature("terminal_forms_3", HB_TAG('f', 'i', 'n', '3'), Variant::Type::INT, true);
_insert_feature("terminal_forms", HB_TAG('f', 'i', 'n', 'a'), Variant::Type::INT, true);
_insert_feature("flattened_accent_forms", HB_TAG('f', 'l', 'a', 'c'), Variant::Type::INT, true);
_insert_feature("fractions", HB_TAG('f', 'r', 'a', 'c'), Variant::Type::BOOL, false);
_insert_feature("full_widths", HB_TAG('f', 'w', 'i', 'd'), Variant::Type::BOOL, false);
_insert_feature("half_forms", HB_TAG('h', 'a', 'l', 'f'), Variant::Type::INT, true);
_insert_feature("halant_forms", HB_TAG('h', 'a', 'l', 'n'), Variant::Type::INT, true);
_insert_feature("alternate_half_widths", HB_TAG('h', 'a', 'l', 't'), Variant::Type::BOOL, false);
_insert_feature("historical_forms", HB_TAG('h', 'i', 's', 't'), Variant::Type::INT, false);
_insert_feature("horizontal_kana_alternates", HB_TAG('h', 'k', 'n', 'a'), Variant::Type::BOOL, false);
_insert_feature("historical_ligatures", HB_TAG('h', 'l', 'i', 'g'), Variant::Type::BOOL, false);
_insert_feature("hangul", HB_TAG('h', 'n', 'g', 'l'), Variant::Type::INT, false);
_insert_feature("hojo_kanji_forms", HB_TAG('h', 'o', 'j', 'o'), Variant::Type::INT, false);
_insert_feature("half_widths", HB_TAG('h', 'w', 'i', 'd'), Variant::Type::BOOL, false);
_insert_feature("initial_forms", HB_TAG('i', 'n', 'i', 't'), Variant::Type::INT, true);
_insert_feature("isolated_forms", HB_TAG('i', 's', 'o', 'l'), Variant::Type::INT, true);
_insert_feature("italics", HB_TAG('i', 't', 'a', 'l'), Variant::Type::INT, false);
_insert_feature("justification_alternates", HB_TAG('j', 'a', 'l', 't'), Variant::Type::INT, false);
_insert_feature("jis78_forms", HB_TAG('j', 'p', '7', '8'), Variant::Type::INT, false);
_insert_feature("jis83_forms", HB_TAG('j', 'p', '8', '3'), Variant::Type::INT, false);
_insert_feature("jis90_forms", HB_TAG('j', 'p', '9', '0'), Variant::Type::INT, false);
_insert_feature("jis2004_forms", HB_TAG('j', 'p', '0', '4'), Variant::Type::INT, false);
_insert_feature("kerning", HB_TAG('k', 'e', 'r', 'n'), Variant::Type::BOOL, false);
_insert_feature("left_bounds", HB_TAG('l', 'f', 'b', 'd'), Variant::Type::INT, false);
_insert_feature("standard_ligatures", HB_TAG('l', 'i', 'g', 'a'), Variant::Type::BOOL, false);
_insert_feature("leading_jamo_forms", HB_TAG('l', 'j', 'm', 'o'), Variant::Type::INT, true);
_insert_feature("lining_figures", HB_TAG('l', 'n', 'u', 'm'), Variant::Type::INT, false);
_insert_feature("localized_forms", HB_TAG('l', 'o', 'c', 'l'), Variant::Type::INT, true);
_insert_feature("left_to_right_alternates", HB_TAG('l', 't', 'r', 'a'), Variant::Type::INT, true);
_insert_feature("left_to_right_mirrored_forms", HB_TAG('l', 't', 'r', 'm'), Variant::Type::INT, true);
_insert_feature("mark_positioning", HB_TAG('m', 'a', 'r', 'k'), Variant::Type::INT, true);
_insert_feature("medial_forms_2", HB_TAG('m', 'e', 'd', '2'), Variant::Type::INT, true);
_insert_feature("medial_forms", HB_TAG('m', 'e', 'd', 'i'), Variant::Type::INT, true);
_insert_feature("mathematical_greek", HB_TAG('m', 'g', 'r', 'k'), Variant::Type::BOOL, false);
_insert_feature("mark_to_mark_positioning", HB_TAG('m', 'k', 'm', 'k'), Variant::Type::INT, true);
_insert_feature("mark_positioning_via_substitution", HB_TAG('m', 's', 'e', 't'), Variant::Type::INT, true);
_insert_feature("alternate_annotation_forms", HB_TAG('n', 'a', 'l', 't'), Variant::Type::INT, false);
_insert_feature("nlc_kanji_forms", HB_TAG('n', 'l', 'c', 'k'), Variant::Type::INT, false);
_insert_feature("nukta_forms", HB_TAG('n', 'u', 'k', 't'), Variant::Type::INT, true);
_insert_feature("numerators", HB_TAG('n', 'u', 'm', 'r'), Variant::Type::BOOL, false);
_insert_feature("oldstyle_figures", HB_TAG('o', 'n', 'u', 'm'), Variant::Type::INT, false);
_insert_feature("optical_bounds", HB_TAG('o', 'p', 'b', 'd'), Variant::Type::INT, true);
_insert_feature("ordinals", HB_TAG('o', 'r', 'd', 'n'), Variant::Type::BOOL, false);
_insert_feature("ornaments", HB_TAG('o', 'r', 'n', 'm'), Variant::Type::INT, false);
_insert_feature("proportional_alternate_widths", HB_TAG('p', 'a', 'l', 't'), Variant::Type::BOOL, false);
_insert_feature("petite_capitals", HB_TAG('p', 'c', 'a', 'p'), Variant::Type::BOOL, false);
_insert_feature("proportional_kana", HB_TAG('p', 'k', 'n', 'a'), Variant::Type::BOOL, false);
_insert_feature("proportional_figures", HB_TAG('p', 'n', 'u', 'm'), Variant::Type::BOOL, false);
_insert_feature("pre_base_forms", HB_TAG('p', 'r', 'e', 'f'), Variant::Type::INT, true);
_insert_feature("pre_base_substitutions", HB_TAG('p', 'r', 'e', 's'), Variant::Type::INT, true);
_insert_feature("post_base_forms", HB_TAG('p', 's', 't', 'f'), Variant::Type::INT, true);
_insert_feature("post_base_substitutions", HB_TAG('p', 's', 't', 's'), Variant::Type::INT, true);
_insert_feature("proportional_widths", HB_TAG('p', 'w', 'i', 'd'), Variant::Type::BOOL, false);
_insert_feature("quarter_widths", HB_TAG('q', 'w', 'i', 'd'), Variant::Type::BOOL, false);
_insert_feature("randomize", HB_TAG('r', 'a', 'n', 'd'), Variant::Type::INT, false);
_insert_feature("required_contextual_alternates", HB_TAG('r', 'c', 'l', 't'), Variant::Type::BOOL, true);
_insert_feature("rakar_forms", HB_TAG('r', 'k', 'r', 'f'), Variant::Type::INT, true);
_insert_feature("required_ligatures", HB_TAG('r', 'l', 'i', 'g'), Variant::Type::BOOL, true);
_insert_feature("reph_forms", HB_TAG('r', 'p', 'h', 'f'), Variant::Type::INT, true);
_insert_feature("right_bounds", HB_TAG('r', 't', 'b', 'd'), Variant::Type::INT, false);
_insert_feature("right_to_left_alternates", HB_TAG('r', 't', 'l', 'a'), Variant::Type::INT, true);
_insert_feature("right_to_left_mirrored_forms", HB_TAG('r', 't', 'l', 'm'), Variant::Type::INT, true);
_insert_feature("ruby_notation_forms", HB_TAG('r', 'u', 'b', 'y'), Variant::Type::INT, false);
_insert_feature("required_variation_alternates", HB_TAG('r', 'v', 'r', 'n'), Variant::Type::INT, true);
_insert_feature("stylistic_alternates", HB_TAG('s', 'a', 'l', 't'), Variant::Type::INT, false);
_insert_feature("scientific_inferiors", HB_TAG('s', 'i', 'n', 'f'), Variant::Type::BOOL, false);
_insert_feature("optical_size", HB_TAG('s', 'i', 'z', 'e'), Variant::Type::INT, false);
_insert_feature("small_capitals", HB_TAG('s', 'm', 'c', 'p'), Variant::Type::BOOL, false);
_insert_feature("simplified_forms", HB_TAG('s', 'm', 'p', 'l'), Variant::Type::INT, false);
_insert_feature("stylistic_set_01", HB_TAG('s', 's', '0', '1'), Variant::Type::BOOL, false);
_insert_feature("stylistic_set_02", HB_TAG('s', 's', '0', '2'), Variant::Type::BOOL, false);
_insert_feature("stylistic_set_03", HB_TAG('s', 's', '0', '3'), Variant::Type::BOOL, false);
_insert_feature("stylistic_set_04", HB_TAG('s', 's', '0', '4'), Variant::Type::BOOL, false);
_insert_feature("stylistic_set_05", HB_TAG('s', 's', '0', '5'), Variant::Type::BOOL, false);
_insert_feature("stylistic_set_06", HB_TAG('s', 's', '0', '6'), Variant::Type::BOOL, false);
_insert_feature("stylistic_set_07", HB_TAG('s', 's', '0', '7'), Variant::Type::BOOL, false);
_insert_feature("stylistic_set_08", HB_TAG('s', 's', '0', '8'), Variant::Type::BOOL, false);
_insert_feature("stylistic_set_09", HB_TAG('s', 's', '0', '9'), Variant::Type::BOOL, false);
_insert_feature("stylistic_set_10", HB_TAG('s', 's', '1', '0'), Variant::Type::BOOL, false);
_insert_feature("stylistic_set_11", HB_TAG('s', 's', '1', '1'), Variant::Type::BOOL, false);
_insert_feature("stylistic_set_12", HB_TAG('s', 's', '1', '2'), Variant::Type::BOOL, false);
_insert_feature("stylistic_set_13", HB_TAG('s', 's', '1', '3'), Variant::Type::BOOL, false);
_insert_feature("stylistic_set_14", HB_TAG('s', 's', '1', '4'), Variant::Type::BOOL, false);
_insert_feature("stylistic_set_15", HB_TAG('s', 's', '1', '5'), Variant::Type::BOOL, false);
_insert_feature("stylistic_set_16", HB_TAG('s', 's', '1', '6'), Variant::Type::BOOL, false);
_insert_feature("stylistic_set_17", HB_TAG('s', 's', '1', '7'), Variant::Type::BOOL, false);
_insert_feature("stylistic_set_18", HB_TAG('s', 's', '1', '8'), Variant::Type::BOOL, false);
_insert_feature("stylistic_set_19", HB_TAG('s', 's', '1', '9'), Variant::Type::BOOL, false);
_insert_feature("stylistic_set_20", HB_TAG('s', 's', '2', '0'), Variant::Type::BOOL, false);
_insert_feature("math_script_style_alternates", HB_TAG('s', 's', 't', 'y'), Variant::Type::INT, true);
_insert_feature("stretching_glyph_decomposition", HB_TAG('s', 't', 'c', 'h'), Variant::Type::INT, true);
_insert_feature("subscript", HB_TAG('s', 'u', 'b', 's'), Variant::Type::BOOL, false);
_insert_feature("superscript", HB_TAG('s', 'u', 'p', 's'), Variant::Type::BOOL, false);
_insert_feature("swash", HB_TAG('s', 'w', 's', 'h'), Variant::Type::INT, false);
_insert_feature("titling", HB_TAG('t', 'i', 't', 'l'), Variant::Type::BOOL, false);
_insert_feature("trailing_jamo_forms", HB_TAG('t', 'j', 'm', 'o'), Variant::Type::INT, true);
_insert_feature("traditional_name_forms", HB_TAG('t', 'n', 'a', 'm'), Variant::Type::INT, false);
_insert_feature("tabular_figures", HB_TAG('t', 'n', 'u', 'm'), Variant::Type::BOOL, false);
_insert_feature("traditional_forms", HB_TAG('t', 'r', 'a', 'd'), Variant::Type::INT, false);
_insert_feature("third_widths", HB_TAG('t', 'w', 'i', 'd'), Variant::Type::BOOL, false);
_insert_feature("unicase", HB_TAG('u', 'n', 'i', 'c'), Variant::Type::BOOL, false);
_insert_feature("alternate_vertical_metrics", HB_TAG('v', 'a', 'l', 't'), Variant::Type::INT, false);
_insert_feature("vattu_variants", HB_TAG('v', 'a', 't', 'u'), Variant::Type::INT, true);
_insert_feature("vertical_contextual_half_width_spacing", HB_TAG('v', 'c', 'h', 'w'), Variant::Type::BOOL, false);
_insert_feature("vertical_alternates", HB_TAG('v', 'e', 'r', 't'), Variant::Type::INT, false);
_insert_feature("alternate_vertical_half_metrics", HB_TAG('v', 'h', 'a', 'l'), Variant::Type::BOOL, false);
_insert_feature("vowel_jamo_forms", HB_TAG('v', 'j', 'm', 'o'), Variant::Type::INT, true);
_insert_feature("vertical_kana_alternates", HB_TAG('v', 'k', 'n', 'a'), Variant::Type::INT, false);
_insert_feature("vertical_kerning", HB_TAG('v', 'k', 'r', 'n'), Variant::Type::BOOL, false);
_insert_feature("proportional_alternate_vertical_metrics", HB_TAG('v', 'p', 'a', 'l'), Variant::Type::BOOL, false);
_insert_feature("vertical_alternates_and_rotation", HB_TAG('v', 'r', 't', '2'), Variant::Type::INT, false);
_insert_feature("vertical_alternates_for_rotation", HB_TAG('v', 'r', 't', 'r'), Variant::Type::INT, false);
_insert_feature("slashed_zero", HB_TAG('z', 'e', 'r', 'o'), Variant::Type::BOOL, false);
// Registered OpenType variation tag.
_insert_feature("italic", HB_TAG('i', 't', 'a', 'l'), Variant::Type::INT, false);
_insert_feature("optical_size", HB_TAG('o', 'p', 's', 'z'), Variant::Type::INT, false);
_insert_feature("slant", HB_TAG('s', 'l', 'n', 't'), Variant::Type::INT, false);
_insert_feature("width", HB_TAG('w', 'd', 't', 'h'), Variant::Type::INT, false);
_insert_feature("weight", HB_TAG('w', 'g', 'h', 't'), Variant::Type::INT, false);
}
int64_t TextServerAdvanced::_name_to_tag(const String &p_name) const {
if (feature_sets.has(p_name)) {
return feature_sets[p_name];
}
// No readable name, use tag string.
return hb_tag_from_string(p_name.replace("custom_", "").ascii().get_data(), -1);
}
Variant::Type TextServerAdvanced::_get_tag_type(int64_t p_tag) const {
if (feature_sets_inv.has(p_tag)) {
return feature_sets_inv[p_tag].vtype;
}
return Variant::Type::INT;
}
bool TextServerAdvanced::_get_tag_hidden(int64_t p_tag) const {
if (feature_sets_inv.has(p_tag)) {
return feature_sets_inv[p_tag].hidden;
}
return false;
}
String TextServerAdvanced::_tag_to_name(int64_t p_tag) const {
if (feature_sets_inv.has(p_tag)) {
return feature_sets_inv[p_tag].name;
}
// No readable name, use tag string.
char name[5];
memset(name, 0, 5);
hb_tag_to_string(p_tag, name);
return String("custom_") + String(name);
}
/*************************************************************************/
/* Font Glyph Rendering */
/*************************************************************************/
_FORCE_INLINE_ TextServerAdvanced::FontTexturePosition TextServerAdvanced::find_texture_pos_for_glyph(FontForSizeAdvanced *p_data, int p_color_size, Image::Format p_image_format, int p_width, int p_height, bool p_msdf) const {
FontTexturePosition ret;
int mw = p_width;
int mh = p_height;
ShelfPackTexture *ct = p_data->textures.ptrw();
for (int32_t i = 0; i < p_data->textures.size(); i++) {
if (p_image_format != ct[i].format) {
continue;
}
if (mw > ct[i].texture_w || mh > ct[i].texture_h) { // Too big for this texture.
continue;
}
ret = ct[i].pack_rect(i, mh, mw);
if (ret.index != -1) {
break;
}
}
if (ret.index == -1) {
// Could not find texture to fit, create one.
int texsize = MAX(p_data->size.x * p_data->oversampling * 8, 256);
#ifdef GDEXTENSION
texsize = Math::next_power_of_2(texsize);
#else
texsize = next_power_of_2(texsize);
#endif
if (p_msdf) {
texsize = MIN(texsize, 2048);
} else {
texsize = MIN(texsize, 1024);
}
if (mw > texsize) { // Special case, adapt to it?
#ifdef GDEXTENSION
texsize = Math::next_power_of_2(mw);
#else
texsize = next_power_of_2(mw);
#endif
}
if (mh > texsize) { // Special case, adapt to it?
#ifdef GDEXTENSION
texsize = Math::next_power_of_2(mh);
#else
texsize = next_power_of_2(mh);
#endif
}
ShelfPackTexture tex = ShelfPackTexture(texsize, texsize);
tex.format = p_image_format;
tex.imgdata.resize(texsize * texsize * p_color_size);
{
// Zero texture.
uint8_t *w = tex.imgdata.ptrw();
ERR_FAIL_COND_V(texsize * texsize * p_color_size > tex.imgdata.size(), ret);
// Initialize the texture to all-white pixels to prevent artifacts when the
// font is displayed at a non-default scale with filtering enabled.
if (p_color_size == 2) {
for (int i = 0; i < texsize * texsize * p_color_size; i += 2) { // FORMAT_LA8, BW font.
w[i + 0] = 255;
w[i + 1] = 0;
}
} else if (p_color_size == 4) {
for (int i = 0; i < texsize * texsize * p_color_size; i += 4) { // FORMAT_RGBA8, Color font, Multichannel(+True) SDF.
w[i + 0] = 255;
w[i + 1] = 255;
w[i + 2] = 255;
w[i + 3] = 0;
}
} else {
ERR_FAIL_V(ret);
}
}
p_data->textures.push_back(tex);
int32_t idx = p_data->textures.size() - 1;
ret = p_data->textures.write[idx].pack_rect(idx, mh, mw);
}
return ret;
}
#ifdef MODULE_MSDFGEN_ENABLED
struct MSContext {
msdfgen::Point2 position;
msdfgen::Shape *shape = nullptr;
msdfgen::Contour *contour = nullptr;
};
class DistancePixelConversion {
double invRange;
public:
_FORCE_INLINE_ explicit DistancePixelConversion(double range) :
invRange(1 / range) {}
_FORCE_INLINE_ void operator()(float *pixels, const msdfgen::MultiAndTrueDistance &distance) const {
pixels[0] = float(invRange * distance.r + .5);
pixels[1] = float(invRange * distance.g + .5);
pixels[2] = float(invRange * distance.b + .5);
pixels[3] = float(invRange * distance.a + .5);
}
};
struct MSDFThreadData {
msdfgen::Bitmap<float, 4> *output;
msdfgen::Shape *shape;
msdfgen::Projection *projection;
DistancePixelConversion *distancePixelConversion;
};
static msdfgen::Point2 ft_point2(const FT_Vector &vector) {
return msdfgen::Point2(vector.x / 60.0f, vector.y / 60.0f);
}
static int ft_move_to(const FT_Vector *to, void *user) {
MSContext *context = static_cast<MSContext *>(user);
if (!(context->contour && context->contour->edges.empty())) {
context->contour = &context->shape->addContour();
}
context->position = ft_point2(*to);
return 0;
}
static int ft_line_to(const FT_Vector *to, void *user) {
MSContext *context = static_cast<MSContext *>(user);
msdfgen::Point2 endpoint = ft_point2(*to);
if (endpoint != context->position) {
context->contour->addEdge(new msdfgen::LinearSegment(context->position, endpoint));
context->position = endpoint;
}
return 0;
}
static int ft_conic_to(const FT_Vector *control, const FT_Vector *to, void *user) {
MSContext *context = static_cast<MSContext *>(user);
context->contour->addEdge(new msdfgen::QuadraticSegment(context->position, ft_point2(*control), ft_point2(*to)));
context->position = ft_point2(*to);
return 0;
}
static int ft_cubic_to(const FT_Vector *control1, const FT_Vector *control2, const FT_Vector *to, void *user) {
MSContext *context = static_cast<MSContext *>(user);
context->contour->addEdge(new msdfgen::CubicSegment(context->position, ft_point2(*control1), ft_point2(*control2), ft_point2(*to)));
context->position = ft_point2(*to);
return 0;
}
void TextServerAdvanced::_generateMTSDF_threaded(uint32_t y, void *p_td) const {
MSDFThreadData *td = static_cast<MSDFThreadData *>(p_td);
msdfgen::ShapeDistanceFinder<msdfgen::OverlappingContourCombiner<msdfgen::MultiAndTrueDistanceSelector>> distanceFinder(*td->shape);
int row = td->shape->inverseYAxis ? td->output->height() - y - 1 : y;
for (int col = 0; col < td->output->width(); ++col) {
int x = (y % 2) ? td->output->width() - col - 1 : col;
msdfgen::Point2 p = td->projection->unproject(msdfgen::Point2(x + .5, y + .5));
msdfgen::MultiAndTrueDistance distance = distanceFinder.distance(p);
td->distancePixelConversion->operator()(td->output->operator()(x, row), distance);
}
}
_FORCE_INLINE_ TextServerAdvanced::FontGlyph TextServerAdvanced::rasterize_msdf(FontAdvanced *p_font_data, FontForSizeAdvanced *p_data, int p_pixel_range, int p_rect_margin, FT_Outline *outline, const Vector2 &advance) const {
msdfgen::Shape shape;
shape.contours.clear();
shape.inverseYAxis = false;
MSContext context = {};
context.shape = &shape;
FT_Outline_Funcs ft_functions;
ft_functions.move_to = &ft_move_to;
ft_functions.line_to = &ft_line_to;
ft_functions.conic_to = &ft_conic_to;
ft_functions.cubic_to = &ft_cubic_to;
ft_functions.shift = 0;
ft_functions.delta = 0;
int error = FT_Outline_Decompose(outline, &ft_functions, &context);
ERR_FAIL_COND_V_MSG(error, FontGlyph(), "FreeType: Outline decomposition error: '" + String(FT_Error_String(error)) + "'.");
if (!shape.contours.empty() && shape.contours.back().edges.empty()) {
shape.contours.pop_back();
}
if (FT_Outline_Get_Orientation(outline) == 1) {
for (int i = 0; i < (int)shape.contours.size(); ++i) {
shape.contours[i].reverse();
}
}
shape.inverseYAxis = true;
shape.normalize();
msdfgen::Shape::Bounds bounds = shape.getBounds(p_pixel_range);
FontGlyph chr;
chr.found = true;
chr.advance = advance;
if (shape.validate() && shape.contours.size() > 0) {
int w = (bounds.r - bounds.l);
int h = (bounds.t - bounds.b);
int mw = w + p_rect_margin * 4;
int mh = h + p_rect_margin * 4;
ERR_FAIL_COND_V(mw > 4096, FontGlyph());
ERR_FAIL_COND_V(mh > 4096, FontGlyph());
FontTexturePosition tex_pos = find_texture_pos_for_glyph(p_data, 4, Image::FORMAT_RGBA8, mw, mh, true);
ERR_FAIL_COND_V(tex_pos.index < 0, FontGlyph());
ShelfPackTexture &tex = p_data->textures.write[tex_pos.index];
edgeColoringSimple(shape, 3.0); // Max. angle.
msdfgen::Bitmap<float, 4> image(w, h); // Texture size.
DistancePixelConversion distancePixelConversion(p_pixel_range);
msdfgen::Projection projection(msdfgen::Vector2(1.0, 1.0), msdfgen::Vector2(-bounds.l, -bounds.b));
msdfgen::MSDFGeneratorConfig config(true, msdfgen::ErrorCorrectionConfig());
MSDFThreadData td;
td.output = &image;
td.shape = &shape;
td.projection = &projection;
td.distancePixelConversion = &distancePixelConversion;
#ifdef GDEXTENSION
for (int i = 0; i < h; i++) {
_generateMTSDF_threaded(i, &td);
}
#else
WorkerThreadPool::GroupID group_task = WorkerThreadPool::get_singleton()->add_template_group_task(this, &TextServerAdvanced::_generateMTSDF_threaded, &td, h, -1, true, SNAME("FontServerRasterizeMSDF"));
WorkerThreadPool::get_singleton()->wait_for_group_task_completion(group_task);
#endif
msdfgen::msdfErrorCorrection(image, shape, projection, p_pixel_range, config);
{
uint8_t *wr = tex.imgdata.ptrw();
for (int i = 0; i < h; i++) {
for (int j = 0; j < w; j++) {
int ofs = ((i + tex_pos.y + p_rect_margin * 2) * tex.texture_w + j + tex_pos.x + p_rect_margin * 2) * 4;
ERR_FAIL_COND_V(ofs >= tex.imgdata.size(), FontGlyph());
wr[ofs + 0] = (uint8_t)(CLAMP(image(j, i)[0] * 256.f, 0.f, 255.f));
wr[ofs + 1] = (uint8_t)(CLAMP(image(j, i)[1] * 256.f, 0.f, 255.f));
wr[ofs + 2] = (uint8_t)(CLAMP(image(j, i)[2] * 256.f, 0.f, 255.f));
wr[ofs + 3] = (uint8_t)(CLAMP(image(j, i)[3] * 256.f, 0.f, 255.f));
}
}
}
tex.dirty = true;
chr.texture_idx = tex_pos.index;
chr.uv_rect = Rect2(tex_pos.x + p_rect_margin, tex_pos.y + p_rect_margin, w + p_rect_margin * 2, h + p_rect_margin * 2);
chr.rect.position = Vector2(bounds.l - p_rect_margin, -bounds.t - p_rect_margin);
chr.rect.size = chr.uv_rect.size;
}
return chr;
}
#endif
#ifdef MODULE_FREETYPE_ENABLED
_FORCE_INLINE_ TextServerAdvanced::FontGlyph TextServerAdvanced::rasterize_bitmap(FontForSizeAdvanced *p_data, int p_rect_margin, FT_Bitmap bitmap, int yofs, int xofs, const Vector2 &advance, bool p_bgra) const {
int w = bitmap.width;
int h = bitmap.rows;
int color_size = 2;
switch (bitmap.pixel_mode) {
case FT_PIXEL_MODE_MONO:
case FT_PIXEL_MODE_GRAY: {
color_size = 2;
} break;
case FT_PIXEL_MODE_BGRA: {
color_size = 4;
} break;
case FT_PIXEL_MODE_LCD: {
color_size = 4;
w /= 3;
} break;
case FT_PIXEL_MODE_LCD_V: {
color_size = 4;
h /= 3;
} break;
}
int mw = w + p_rect_margin * 4;
int mh = h + p_rect_margin * 4;
ERR_FAIL_COND_V(mw > 4096, FontGlyph());
ERR_FAIL_COND_V(mh > 4096, FontGlyph());
Image::Format require_format = color_size == 4 ? Image::FORMAT_RGBA8 : Image::FORMAT_LA8;
FontTexturePosition tex_pos = find_texture_pos_for_glyph(p_data, color_size, require_format, mw, mh, false);
ERR_FAIL_COND_V(tex_pos.index < 0, FontGlyph());
// Fit character in char texture.
ShelfPackTexture &tex = p_data->textures.write[tex_pos.index];
{
uint8_t *wr = tex.imgdata.ptrw();
for (int i = 0; i < h; i++) {
for (int j = 0; j < w; j++) {
int ofs = ((i + tex_pos.y + p_rect_margin * 2) * tex.texture_w + j + tex_pos.x + p_rect_margin * 2) * color_size;
ERR_FAIL_COND_V(ofs >= tex.imgdata.size(), FontGlyph());
switch (bitmap.pixel_mode) {
case FT_PIXEL_MODE_MONO: {
int byte = i * bitmap.pitch + (j >> 3);
int bit = 1 << (7 - (j % 8));
wr[ofs + 0] = 255; // grayscale as 1
wr[ofs + 1] = (bitmap.buffer[byte] & bit) ? 255 : 0;
} break;
case FT_PIXEL_MODE_GRAY:
wr[ofs + 0] = 255; // grayscale as 1
wr[ofs + 1] = bitmap.buffer[i * bitmap.pitch + j];
break;
case FT_PIXEL_MODE_BGRA: {
int ofs_color = i * bitmap.pitch + (j << 2);
wr[ofs + 2] = bitmap.buffer[ofs_color + 0];
wr[ofs + 1] = bitmap.buffer[ofs_color + 1];
wr[ofs + 0] = bitmap.buffer[ofs_color + 2];
wr[ofs + 3] = bitmap.buffer[ofs_color + 3];
} break;
case FT_PIXEL_MODE_LCD: {
int ofs_color = i * bitmap.pitch + (j * 3);
if (p_bgra) {
wr[ofs + 0] = bitmap.buffer[ofs_color + 0];
wr[ofs + 1] = bitmap.buffer[ofs_color + 1];
wr[ofs + 2] = bitmap.buffer[ofs_color + 2];
wr[ofs + 3] = 255;
} else {
wr[ofs + 0] = bitmap.buffer[ofs_color + 2];
wr[ofs + 1] = bitmap.buffer[ofs_color + 1];
wr[ofs + 2] = bitmap.buffer[ofs_color + 0];
wr[ofs + 3] = 255;
}
} break;
case FT_PIXEL_MODE_LCD_V: {
int ofs_color = i * bitmap.pitch * 3 + j;
if (p_bgra) {
wr[ofs + 0] = bitmap.buffer[ofs_color + bitmap.pitch * 2];
wr[ofs + 1] = bitmap.buffer[ofs_color + bitmap.pitch];
wr[ofs + 2] = bitmap.buffer[ofs_color + 0];
wr[ofs + 3] = 255;
} else {
wr[ofs + 0] = bitmap.buffer[ofs_color + 0];
wr[ofs + 1] = bitmap.buffer[ofs_color + bitmap.pitch];
wr[ofs + 2] = bitmap.buffer[ofs_color + bitmap.pitch * 2];
wr[ofs + 3] = 255;
}
} break;
default:
ERR_FAIL_V_MSG(FontGlyph(), "Font uses unsupported pixel format: " + String::num_int64(bitmap.pixel_mode) + ".");
break;
}
}
}
}
tex.dirty = true;
FontGlyph chr;
chr.advance = advance * p_data->scale / p_data->oversampling;
chr.texture_idx = tex_pos.index;
chr.found = true;
chr.uv_rect = Rect2(tex_pos.x + p_rect_margin, tex_pos.y + p_rect_margin, w + p_rect_margin * 2, h + p_rect_margin * 2);
chr.rect.position = Vector2(xofs - p_rect_margin, -yofs - p_rect_margin) * p_data->scale / p_data->oversampling;
chr.rect.size = chr.uv_rect.size * p_data->scale / p_data->oversampling;
return chr;
}
#endif
/*************************************************************************/
/* Font Cache */
/*************************************************************************/
_FORCE_INLINE_ bool TextServerAdvanced::_ensure_glyph(FontAdvanced *p_font_data, const Vector2i &p_size, int32_t p_glyph) const {
ERR_FAIL_COND_V(!_ensure_cache_for_size(p_font_data, p_size), false);
int32_t glyph_index = p_glyph & 0xffffff; // Remove subpixel shifts.
FontForSizeAdvanced *fd = p_font_data->cache[p_size];
if (fd->glyph_map.has(p_glyph)) {
return fd->glyph_map[p_glyph].found;
}
if (glyph_index == 0) { // Non graphical or invalid glyph, do not render.
fd->glyph_map[p_glyph] = FontGlyph();
return true;
}
#ifdef MODULE_FREETYPE_ENABLED
FontGlyph gl;
if (fd->face) {
FT_Int32 flags = FT_LOAD_DEFAULT;
bool outline = p_size.y > 0;
switch (p_font_data->hinting) {
case TextServer::HINTING_NONE:
flags |= FT_LOAD_NO_HINTING;
break;
case TextServer::HINTING_LIGHT:
flags |= FT_LOAD_TARGET_LIGHT;
break;
default:
flags |= FT_LOAD_TARGET_NORMAL;
break;
}
if (p_font_data->force_autohinter) {
flags |= FT_LOAD_FORCE_AUTOHINT;
}
if (outline) {
flags |= FT_LOAD_NO_BITMAP;
} else if (FT_HAS_COLOR(fd->face)) {
flags |= FT_LOAD_COLOR;
}
FT_Fixed v, h;
FT_Get_Advance(fd->face, glyph_index, flags, &h);
FT_Get_Advance(fd->face, glyph_index, flags | FT_LOAD_VERTICAL_LAYOUT, &v);
int error = FT_Load_Glyph(fd->face, glyph_index, flags);
if (error) {
fd->glyph_map[p_glyph] = FontGlyph();
return false;
}
if (!p_font_data->msdf) {
if ((p_font_data->subpixel_positioning == SUBPIXEL_POSITIONING_ONE_QUARTER) || (p_font_data->subpixel_positioning == SUBPIXEL_POSITIONING_AUTO && p_size.x <= SUBPIXEL_POSITIONING_ONE_QUARTER_MAX_SIZE)) {
FT_Pos xshift = (int)((p_glyph >> 27) & 3) << 4;
FT_Outline_Translate(&fd->face->glyph->outline, xshift, 0);
} else if ((p_font_data->subpixel_positioning == SUBPIXEL_POSITIONING_ONE_HALF) || (p_font_data->subpixel_positioning == SUBPIXEL_POSITIONING_AUTO && p_size.x <= SUBPIXEL_POSITIONING_ONE_HALF_MAX_SIZE)) {
FT_Pos xshift = (int)((p_glyph >> 27) & 3) << 5;
FT_Outline_Translate(&fd->face->glyph->outline, xshift, 0);
}
}
if (p_font_data->embolden != 0.f) {
FT_Pos strength = p_font_data->embolden * p_size.x * 4; // 26.6 fractional units (1 / 64).
FT_Outline_Embolden(&fd->face->glyph->outline, strength);
}
if (p_font_data->transform != Transform2D()) {
FT_Matrix mat = { FT_Fixed(p_font_data->transform[0][0] * 65536), FT_Fixed(p_font_data->transform[0][1] * 65536), FT_Fixed(p_font_data->transform[1][0] * 65536), FT_Fixed(p_font_data->transform[1][1] * 65536) }; // 16.16 fractional units (1 / 65536).
FT_Outline_Transform(&fd->face->glyph->outline, &mat);
}
FT_Render_Mode aa_mode = FT_RENDER_MODE_NORMAL;
bool bgra = false;
switch (p_font_data->antialiasing) {
case FONT_ANTIALIASING_NONE: {
aa_mode = FT_RENDER_MODE_MONO;
} break;
case FONT_ANTIALIASING_GRAY: {
aa_mode = FT_RENDER_MODE_NORMAL;
} break;
case FONT_ANTIALIASING_LCD: {
int aa_layout = (int)((p_glyph >> 24) & 7);
switch (aa_layout) {
case FONT_LCD_SUBPIXEL_LAYOUT_HRGB: {
aa_mode = FT_RENDER_MODE_LCD;
bgra = false;
} break;
case FONT_LCD_SUBPIXEL_LAYOUT_HBGR: {
aa_mode = FT_RENDER_MODE_LCD;
bgra = true;
} break;
case FONT_LCD_SUBPIXEL_LAYOUT_VRGB: {
aa_mode = FT_RENDER_MODE_LCD_V;
bgra = false;
} break;
case FONT_LCD_SUBPIXEL_LAYOUT_VBGR: {
aa_mode = FT_RENDER_MODE_LCD_V;
bgra = true;
} break;
default: {
aa_mode = FT_RENDER_MODE_NORMAL;
} break;
}
} break;
}
if (!outline) {
if (!p_font_data->msdf) {
error = FT_Render_Glyph(fd->face->glyph, aa_mode);
}
FT_GlyphSlot slot = fd->face->glyph;
if (!error) {
if (p_font_data->msdf) {
#ifdef MODULE_MSDFGEN_ENABLED
gl = rasterize_msdf(p_font_data, fd, p_font_data->msdf_range, rect_range, &slot->outline, Vector2((h + (1 << 9)) >> 10, (v + (1 << 9)) >> 10) / 64.0);
#else
fd->glyph_map[p_glyph] = FontGlyph();
ERR_FAIL_V_MSG(false, "Compiled without MSDFGEN support!");
#endif
} else {
gl = rasterize_bitmap(fd, rect_range, slot->bitmap, slot->bitmap_top, slot->bitmap_left, Vector2((h + (1 << 9)) >> 10, (v + (1 << 9)) >> 10) / 64.0, bgra);
}
}
} else {
FT_Stroker stroker;
if (FT_Stroker_New(ft_library, &stroker) != 0) {
fd->glyph_map[p_glyph] = FontGlyph();
ERR_FAIL_V_MSG(false, "FreeType: Failed to load glyph stroker.");
}
FT_Stroker_Set(stroker, (int)(fd->size.y * fd->oversampling * 16.0), FT_STROKER_LINECAP_BUTT, FT_STROKER_LINEJOIN_ROUND, 0);
FT_Glyph glyph;
FT_BitmapGlyph glyph_bitmap;
if (FT_Get_Glyph(fd->face->glyph, &glyph) != 0) {
goto cleanup_stroker;
}
if (FT_Glyph_Stroke(&glyph, stroker, 1) != 0) {
goto cleanup_glyph;
}
if (FT_Glyph_To_Bitmap(&glyph, aa_mode, nullptr, 1) != 0) {
goto cleanup_glyph;
}
glyph_bitmap = (FT_BitmapGlyph)glyph;
gl = rasterize_bitmap(fd, rect_range, glyph_bitmap->bitmap, glyph_bitmap->top, glyph_bitmap->left, Vector2(), bgra);
cleanup_glyph:
FT_Done_Glyph(glyph);
cleanup_stroker:
FT_Stroker_Done(stroker);
}
fd->glyph_map[p_glyph] = gl;
return gl.found;
}
#endif
fd->glyph_map[p_glyph] = FontGlyph();
return false;
}
_FORCE_INLINE_ bool TextServerAdvanced::_ensure_cache_for_size(FontAdvanced *p_font_data, const Vector2i &p_size) const {
ERR_FAIL_COND_V(p_size.x <= 0, false);
if (p_font_data->cache.has(p_size)) {
return true;
}
FontForSizeAdvanced *fd = memnew(FontForSizeAdvanced);
fd->size = p_size;
if (p_font_data->data_ptr && (p_font_data->data_size > 0)) {
// Init dynamic font.
#ifdef MODULE_FREETYPE_ENABLED
int error = 0;
if (!ft_library) {
error = FT_Init_FreeType(&ft_library);
if (error != 0) {
memdelete(fd);
ERR_FAIL_V_MSG(false, "FreeType: Error initializing library: '" + String(FT_Error_String(error)) + "'.");
}
#ifdef MODULE_SVG_ENABLED
FT_Property_Set(ft_library, "ot-svg", "svg-hooks", get_tvg_svg_in_ot_hooks());
#endif
}
memset(&fd->stream, 0, sizeof(FT_StreamRec));
fd->stream.base = (unsigned char *)p_font_data->data_ptr;
fd->stream.size = p_font_data->data_size;
fd->stream.pos = 0;
FT_Open_Args fargs;
memset(&fargs, 0, sizeof(FT_Open_Args));
fargs.memory_base = (unsigned char *)p_font_data->data_ptr;
fargs.memory_size = p_font_data->data_size;
fargs.flags = FT_OPEN_MEMORY;
fargs.stream = &fd->stream;
int max_index = 0;
FT_Face tmp_face = nullptr;
error = FT_Open_Face(ft_library, &fargs, -1, &tmp_face);
if (tmp_face && error == 0) {
max_index = tmp_face->num_faces - 1;
}
if (tmp_face) {
FT_Done_Face(tmp_face);
}
error = FT_Open_Face(ft_library, &fargs, CLAMP(p_font_data->face_index, 0, max_index), &fd->face);
if (error) {
FT_Done_Face(fd->face);
fd->face = nullptr;
memdelete(fd);
ERR_FAIL_V_MSG(false, "FreeType: Error loading font: '" + String(FT_Error_String(error)) + "'.");
}
if (p_font_data->msdf) {
fd->oversampling = 1.0;
fd->size.x = p_font_data->msdf_source_size;
} else if (p_font_data->oversampling <= 0.0) {
fd->oversampling = _font_get_global_oversampling();
} else {
fd->oversampling = p_font_data->oversampling;
}
if (FT_HAS_COLOR(fd->face) && fd->face->num_fixed_sizes > 0) {
int best_match = 0;
int diff = ABS(fd->size.x - ((int64_t)fd->face->available_sizes[0].width));
fd->scale = double(fd->size.x * fd->oversampling) / fd->face->available_sizes[0].width;
for (int i = 1; i < fd->face->num_fixed_sizes; i++) {
int ndiff = ABS(fd->size.x - ((int64_t)fd->face->available_sizes[i].width));
if (ndiff < diff) {
best_match = i;
diff = ndiff;
fd->scale = double(fd->size.x * fd->oversampling) / fd->face->available_sizes[i].width;
}
}
FT_Select_Size(fd->face, best_match);
} else {
FT_Set_Pixel_Sizes(fd->face, 0, double(fd->size.x * fd->oversampling));
fd->scale = ((double)fd->size.x * fd->oversampling) / (double)fd->face->size->metrics.y_ppem;
}
fd->hb_handle = hb_ft_font_create(fd->face, nullptr);
fd->ascent = (fd->face->size->metrics.ascender / 64.0) / fd->oversampling * fd->scale;
fd->descent = (-fd->face->size->metrics.descender / 64.0) / fd->oversampling * fd->scale;
fd->underline_position = (-FT_MulFix(fd->face->underline_position, fd->face->size->metrics.y_scale) / 64.0) / fd->oversampling * fd->scale;
fd->underline_thickness = (FT_MulFix(fd->face->underline_thickness, fd->face->size->metrics.y_scale) / 64.0) / fd->oversampling * fd->scale;
#if HB_VERSION_ATLEAST(3, 3, 0)
hb_font_set_synthetic_slant(fd->hb_handle, p_font_data->transform[0][1]);
#else
#ifndef _MSC_VER
#warning Building with HarfBuzz < 3.3.0, synthetic slant offset correction disabled.
#endif
#endif
if (!p_font_data->face_init) {
// Get style flags and name.
if (fd->face->family_name != nullptr) {
p_font_data->font_name = String::utf8((const char *)fd->face->family_name);
}
if (fd->face->style_name != nullptr) {
p_font_data->style_name = String::utf8((const char *)fd->face->style_name);
}
p_font_data->weight = _font_get_weight_by_name(p_font_data->style_name.to_lower());
p_font_data->stretch = _font_get_stretch_by_name(p_font_data->style_name.to_lower());
p_font_data->style_flags = 0;
if ((fd->face->style_flags & FT_STYLE_FLAG_BOLD) || p_font_data->weight >= 700) {
p_font_data->style_flags.set_flag(FONT_BOLD);
}
if ((fd->face->style_flags & FT_STYLE_FLAG_ITALIC) || _is_ital_style(p_font_data->style_name.to_lower())) {
p_font_data->style_flags.set_flag(FONT_ITALIC);
}
if (fd->face->face_flags & FT_FACE_FLAG_FIXED_WIDTH) {
p_font_data->style_flags.set_flag(FONT_FIXED_WIDTH);
}
hb_face_t *hb_face = hb_font_get_face(fd->hb_handle);
// Get supported scripts from OpenType font data.
p_font_data->supported_scripts.clear();
unsigned int count = hb_ot_layout_table_get_script_tags(hb_face, HB_OT_TAG_GSUB, 0, nullptr, nullptr);
if (count != 0) {
hb_tag_t *script_tags = (hb_tag_t *)memalloc(count * sizeof(hb_tag_t));
hb_ot_layout_table_get_script_tags(hb_face, HB_OT_TAG_GSUB, 0, &count, script_tags);
for (unsigned int i = 0; i < count; i++) {
p_font_data->supported_scripts.insert(script_tags[i]);
}
memfree(script_tags);
}
count = hb_ot_layout_table_get_script_tags(hb_face, HB_OT_TAG_GPOS, 0, nullptr, nullptr);
if (count != 0) {
hb_tag_t *script_tags = (hb_tag_t *)memalloc(count * sizeof(hb_tag_t));
hb_ot_layout_table_get_script_tags(hb_face, HB_OT_TAG_GPOS, 0, &count, script_tags);
for (unsigned int i = 0; i < count; i++) {
p_font_data->supported_scripts.insert(script_tags[i]);
}
memfree(script_tags);
}
// Get supported scripts from OS2 table.
TT_OS2 *os2 = (TT_OS2 *)FT_Get_Sfnt_Table(fd->face, FT_SFNT_OS2);
if (os2) {
if ((os2->ulUnicodeRange1 & 1L << 4) || (os2->ulUnicodeRange1 & 1L << 5) || (os2->ulUnicodeRange1 & 1L << 6) || (os2->ulUnicodeRange1 & 1L << 31) || (os2->ulUnicodeRange2 & 1L << 0) || (os2->ulUnicodeRange2 & 1L << 1) || (os2->ulUnicodeRange2 & 1L << 2) || (os2->ulUnicodeRange2 & 1L << 3) || (os2->ulUnicodeRange2 & 1L << 4) || (os2->ulUnicodeRange2 & 1L << 5) || (os2->ulUnicodeRange2 & 1L << 6) || (os2->ulUnicodeRange2 & 1L << 7) || (os2->ulUnicodeRange2 & 1L << 8) || (os2->ulUnicodeRange2 & 1L << 9) || (os2->ulUnicodeRange2 & 1L << 10) || (os2->ulUnicodeRange2 & 1L << 11) || (os2->ulUnicodeRange2 & 1L << 12) || (os2->ulUnicodeRange2 & 1L << 13) || (os2->ulUnicodeRange2 & 1L << 14) || (os2->ulUnicodeRange2 & 1L << 15) || (os2->ulUnicodeRange2 & 1L << 30) || (os2->ulUnicodeRange3 & 1L << 0) || (os2->ulUnicodeRange3 & 1L << 1) || (os2->ulUnicodeRange3 & 1L << 2) || (os2->ulUnicodeRange3 & 1L << 4) || (os2->ulUnicodeRange3 & 1L << 5) || (os2->ulUnicodeRange3 & 1L << 18) || (os2->ulUnicodeRange3 & 1L << 24) || (os2->ulUnicodeRange3 & 1L << 25) || (os2->ulUnicodeRange3 & 1L << 26) || (os2->ulUnicodeRange3 & 1L << 27) || (os2->ulUnicodeRange3 & 1L << 28) || (os2->ulUnicodeRange4 & 1L << 3) || (os2->ulUnicodeRange4 & 1L << 6) || (os2->ulUnicodeRange4 & 1L << 15) || (os2->ulUnicodeRange4 & 1L << 23) || (os2->ulUnicodeRange4 & 1L << 24) || (os2->ulUnicodeRange4 & 1L << 26)) {
p_font_data->supported_scripts.insert(HB_SCRIPT_COMMON);
}
if ((os2->ulUnicodeRange1 & 1L << 0) || (os2->ulUnicodeRange1 & 1L << 1) || (os2->ulUnicodeRange1 & 1L << 2) || (os2->ulUnicodeRange1 & 1L << 3) || (os2->ulUnicodeRange1 & 1L << 29)) {
p_font_data->supported_scripts.insert(HB_SCRIPT_LATIN);
}
if ((os2->ulUnicodeRange1 & 1L << 7) || (os2->ulUnicodeRange1 & 1L << 30)) {
p_font_data->supported_scripts.insert(HB_SCRIPT_GREEK);
}
if (os2->ulUnicodeRange1 & 1L << 8) {
p_font_data->supported_scripts.insert(HB_SCRIPT_COPTIC);
}
if (os2->ulUnicodeRange1 & 1L << 9) {
p_font_data->supported_scripts.insert(HB_SCRIPT_CYRILLIC);
}
if (os2->ulUnicodeRange1 & 1L << 10) {
p_font_data->supported_scripts.insert(HB_SCRIPT_ARMENIAN);
}
if (os2->ulUnicodeRange1 & 1L << 11) {
p_font_data->supported_scripts.insert(HB_SCRIPT_HEBREW);
}
if (os2->ulUnicodeRange1 & 1L << 12) {
p_font_data->supported_scripts.insert(HB_SCRIPT_VAI);
}
if ((os2->ulUnicodeRange1 & 1L << 13) || (os2->ulUnicodeRange2 & 1L << 31) || (os2->ulUnicodeRange3 & 1L << 3)) {
p_font_data->supported_scripts.insert(HB_SCRIPT_ARABIC);
}
if (os2->ulUnicodeRange1 & 1L << 14) {
p_font_data->supported_scripts.insert(HB_SCRIPT_NKO);
}
if (os2->ulUnicodeRange1 & 1L << 15) {
p_font_data->supported_scripts.insert(HB_SCRIPT_DEVANAGARI);
}
if (os2->ulUnicodeRange1 & 1L << 16) {
p_font_data->supported_scripts.insert(HB_SCRIPT_BENGALI);
}
if (os2->ulUnicodeRange1 & 1L << 17) {
p_font_data->supported_scripts.insert(HB_SCRIPT_GURMUKHI);
}
if (os2->ulUnicodeRange1 & 1L << 18) {
p_font_data->supported_scripts.insert(HB_SCRIPT_GUJARATI);
}
if (os2->ulUnicodeRange1 & 1L << 19) {
p_font_data->supported_scripts.insert(HB_SCRIPT_ORIYA);
}
if (os2->ulUnicodeRange1 & 1L << 20) {
p_font_data->supported_scripts.insert(HB_SCRIPT_TAMIL);
}
if (os2->ulUnicodeRange1 & 1L << 21) {
p_font_data->supported_scripts.insert(HB_SCRIPT_TELUGU);
}
if (os2->ulUnicodeRange1 & 1L << 22) {
p_font_data->supported_scripts.insert(HB_SCRIPT_KANNADA);
}
if (os2->ulUnicodeRange1 & 1L << 23) {
p_font_data->supported_scripts.insert(HB_SCRIPT_MALAYALAM);
}
if (os2->ulUnicodeRange1 & 1L << 24) {
p_font_data->supported_scripts.insert(HB_SCRIPT_THAI);
}
if (os2->ulUnicodeRange1 & 1L << 25) {
p_font_data->supported_scripts.insert(HB_SCRIPT_LAO);
}
if (os2->ulUnicodeRange1 & 1L << 26) {
p_font_data->supported_scripts.insert(HB_SCRIPT_GEORGIAN);
}
if (os2->ulUnicodeRange1 & 1L << 27) {
p_font_data->supported_scripts.insert(HB_SCRIPT_BALINESE);
}
if ((os2->ulUnicodeRange1 & 1L << 28) || (os2->ulUnicodeRange2 & 1L << 20) || (os2->ulUnicodeRange2 & 1L << 24)) {
p_font_data->supported_scripts.insert(HB_SCRIPT_HANGUL);
}
if ((os2->ulUnicodeRange2 & 1L << 21) || (os2->ulUnicodeRange2 & 1L << 22) || (os2->ulUnicodeRange2 & 1L << 23) || (os2->ulUnicodeRange2 & 1L << 26) || (os2->ulUnicodeRange2 & 1L << 27) || (os2->ulUnicodeRange2 & 1L << 29)) {
p_font_data->supported_scripts.insert(HB_SCRIPT_HAN);
}
if (os2->ulUnicodeRange2 & 1L << 17) {
p_font_data->supported_scripts.insert(HB_SCRIPT_HIRAGANA);
}
if (os2->ulUnicodeRange2 & 1L << 18) {
p_font_data->supported_scripts.insert(HB_SCRIPT_KATAKANA);
}
if (os2->ulUnicodeRange2 & 1L << 19) {
p_font_data->supported_scripts.insert(HB_SCRIPT_BOPOMOFO);
}
if (os2->ulUnicodeRange3 & 1L << 6) {
p_font_data->supported_scripts.insert(HB_SCRIPT_TIBETAN);
}
if (os2->ulUnicodeRange3 & 1L << 7) {
p_font_data->supported_scripts.insert(HB_SCRIPT_SYRIAC);
}
if (os2->ulUnicodeRange3 & 1L << 8) {
p_font_data->supported_scripts.insert(HB_SCRIPT_THAANA);
}
if (os2->ulUnicodeRange3 & 1L << 9) {
p_font_data->supported_scripts.insert(HB_SCRIPT_SINHALA);
}
if (os2->ulUnicodeRange3 & 1L << 10) {
p_font_data->supported_scripts.insert(HB_SCRIPT_MYANMAR);
}
if (os2->ulUnicodeRange3 & 1L << 11) {
p_font_data->supported_scripts.insert(HB_SCRIPT_ETHIOPIC);
}
if (os2->ulUnicodeRange3 & 1L << 12) {
p_font_data->supported_scripts.insert(HB_SCRIPT_CHEROKEE);
}
if (os2->ulUnicodeRange3 & 1L << 13) {
p_font_data->supported_scripts.insert(HB_SCRIPT_CANADIAN_SYLLABICS);
}
if (os2->ulUnicodeRange3 & 1L << 14) {
p_font_data->supported_scripts.insert(HB_SCRIPT_OGHAM);
}
if (os2->ulUnicodeRange3 & 1L << 15) {
p_font_data->supported_scripts.insert(HB_SCRIPT_RUNIC);
}
if (os2->ulUnicodeRange3 & 1L << 16) {
p_font_data->supported_scripts.insert(HB_SCRIPT_KHMER);
}
if (os2->ulUnicodeRange3 & 1L << 17) {
p_font_data->supported_scripts.insert(HB_SCRIPT_MONGOLIAN);
}
if (os2->ulUnicodeRange3 & 1L << 19) {
p_font_data->supported_scripts.insert(HB_SCRIPT_YI);
}
if (os2->ulUnicodeRange3 & 1L << 20) {
p_font_data->supported_scripts.insert(HB_SCRIPT_HANUNOO);
p_font_data->supported_scripts.insert(HB_SCRIPT_TAGBANWA);
p_font_data->supported_scripts.insert(HB_SCRIPT_BUHID);
p_font_data->supported_scripts.insert(HB_SCRIPT_TAGALOG);
}
if (os2->ulUnicodeRange3 & 1L << 21) {
p_font_data->supported_scripts.insert(HB_SCRIPT_OLD_ITALIC);
}
if (os2->ulUnicodeRange3 & 1L << 22) {
p_font_data->supported_scripts.insert(HB_SCRIPT_GOTHIC);
}
if (os2->ulUnicodeRange3 & 1L << 23) {
p_font_data->supported_scripts.insert(HB_SCRIPT_DESERET);
}
if (os2->ulUnicodeRange3 & 1L << 29) {
p_font_data->supported_scripts.insert(HB_SCRIPT_LIMBU);
}
if (os2->ulUnicodeRange3 & 1L << 30) {
p_font_data->supported_scripts.insert(HB_SCRIPT_TAI_LE);
}
if (os2->ulUnicodeRange3 & 1L << 31) {
p_font_data->supported_scripts.insert(HB_SCRIPT_NEW_TAI_LUE);
}
if (os2->ulUnicodeRange4 & 1L << 0) {
p_font_data->supported_scripts.insert(HB_SCRIPT_BUGINESE);
}
if (os2->ulUnicodeRange4 & 1L << 1) {
p_font_data->supported_scripts.insert(HB_SCRIPT_GLAGOLITIC);
}
if (os2->ulUnicodeRange4 & 1L << 2) {
p_font_data->supported_scripts.insert(HB_SCRIPT_TIFINAGH);
}
if (os2->ulUnicodeRange4 & 1L << 4) {
p_font_data->supported_scripts.insert(HB_SCRIPT_SYLOTI_NAGRI);
}
if (os2->ulUnicodeRange4 & 1L << 5) {
p_font_data->supported_scripts.insert(HB_SCRIPT_LINEAR_B);
}
if (os2->ulUnicodeRange4 & 1L << 7) {
p_font_data->supported_scripts.insert(HB_SCRIPT_UGARITIC);
}
if (os2->ulUnicodeRange4 & 1L << 8) {
p_font_data->supported_scripts.insert(HB_SCRIPT_OLD_PERSIAN);
}
if (os2->ulUnicodeRange4 & 1L << 9) {
p_font_data->supported_scripts.insert(HB_SCRIPT_SHAVIAN);
}
if (os2->ulUnicodeRange4 & 1L << 10) {
p_font_data->supported_scripts.insert(HB_SCRIPT_OSMANYA);
}
if (os2->ulUnicodeRange4 & 1L << 11) {
p_font_data->supported_scripts.insert(HB_SCRIPT_CYPRIOT);
}
if (os2->ulUnicodeRange4 & 1L << 12) {
p_font_data->supported_scripts.insert(HB_SCRIPT_KHAROSHTHI);
}
if (os2->ulUnicodeRange4 & 1L << 13) {
p_font_data->supported_scripts.insert(HB_SCRIPT_TAI_VIET);
}
if (os2->ulUnicodeRange4 & 1L << 14) {
p_font_data->supported_scripts.insert(HB_SCRIPT_CUNEIFORM);
}
if (os2->ulUnicodeRange4 & 1L << 16) {
p_font_data->supported_scripts.insert(HB_SCRIPT_SUNDANESE);
}
if (os2->ulUnicodeRange4 & 1L << 17) {
p_font_data->supported_scripts.insert(HB_SCRIPT_LEPCHA);
}
if (os2->ulUnicodeRange4 & 1L << 18) {
p_font_data->supported_scripts.insert(HB_SCRIPT_OL_CHIKI);
}
if (os2->ulUnicodeRange4 & 1L << 19) {
p_font_data->supported_scripts.insert(HB_SCRIPT_SAURASHTRA);
}
if (os2->ulUnicodeRange4 & 1L << 20) {
p_font_data->supported_scripts.insert(HB_SCRIPT_KAYAH_LI);
}
if (os2->ulUnicodeRange4 & 1L << 21) {
p_font_data->supported_scripts.insert(HB_SCRIPT_REJANG);
}
if (os2->ulUnicodeRange4 & 1L << 22) {
p_font_data->supported_scripts.insert(HB_SCRIPT_CHAM);
}
if (os2->ulUnicodeRange4 & 1L << 25) {
p_font_data->supported_scripts.insert(HB_SCRIPT_ANATOLIAN_HIEROGLYPHS);
}
}
// Read OpenType feature tags.
p_font_data->supported_features.clear();
count = hb_ot_layout_table_get_feature_tags(hb_face, HB_OT_TAG_GSUB, 0, nullptr, nullptr);
if (count != 0) {
hb_tag_t *feature_tags = (hb_tag_t *)memalloc(count * sizeof(hb_tag_t));
hb_ot_layout_table_get_feature_tags(hb_face, HB_OT_TAG_GSUB, 0, &count, feature_tags);
for (unsigned int i = 0; i < count; i++) {
Dictionary ftr;
#if HB_VERSION_ATLEAST(2, 1, 0)
hb_ot_name_id_t lbl_id;
if (hb_ot_layout_feature_get_name_ids(hb_face, HB_OT_TAG_GSUB, i, &lbl_id, nullptr, nullptr, nullptr, nullptr)) {
PackedInt32Array lbl;
unsigned int text_size = hb_ot_name_get_utf32(hb_face, lbl_id, hb_language_from_string(TranslationServer::get_singleton()->get_tool_locale().ascii().get_data(), -1), nullptr, nullptr) + 1;
lbl.resize(text_size);
memset((uint32_t *)lbl.ptrw(), 0, sizeof(uint32_t) * text_size);
hb_ot_name_get_utf32(hb_face, lbl_id, hb_language_from_string(TranslationServer::get_singleton()->get_tool_locale().ascii().get_data(), -1), &text_size, (uint32_t *)lbl.ptrw());
ftr["label"] = String((const char32_t *)lbl.ptr());
}
#else
#ifndef _MSC_VER
#warning Building with HarfBuzz < 2.1.0, readable OpenType feature names disabled.
#endif
#endif
ftr["type"] = _get_tag_type(feature_tags[i]);
ftr["hidden"] = _get_tag_hidden(feature_tags[i]);
p_font_data->supported_features[feature_tags[i]] = ftr;
}
memfree(feature_tags);
}
count = hb_ot_layout_table_get_feature_tags(hb_face, HB_OT_TAG_GPOS, 0, nullptr, nullptr);
if (count != 0) {
hb_tag_t *feature_tags = (hb_tag_t *)memalloc(count * sizeof(hb_tag_t));
hb_ot_layout_table_get_feature_tags(hb_face, HB_OT_TAG_GPOS, 0, &count, feature_tags);
for (unsigned int i = 0; i < count; i++) {
Dictionary ftr;
#if HB_VERSION_ATLEAST(2, 1, 0)
hb_ot_name_id_t lbl_id;
if (hb_ot_layout_feature_get_name_ids(hb_face, HB_OT_TAG_GPOS, i, &lbl_id, nullptr, nullptr, nullptr, nullptr)) {
PackedInt32Array lbl;
unsigned int text_size = hb_ot_name_get_utf32(hb_face, lbl_id, hb_language_from_string(TranslationServer::get_singleton()->get_tool_locale().ascii().get_data(), -1), nullptr, nullptr) + 1;
lbl.resize(text_size);
memset((uint32_t *)lbl.ptrw(), 0, sizeof(uint32_t) * text_size);
hb_ot_name_get_utf32(hb_face, lbl_id, hb_language_from_string(TranslationServer::get_singleton()->get_tool_locale().ascii().get_data(), -1), &text_size, (uint32_t *)lbl.ptrw());
ftr["label"] = String((const char32_t *)lbl.ptr());
}
#else
#ifndef _MSC_VER
#warning Building with HarfBuzz < 2.1.0, readable OpenType feature names disabled.
#endif
#endif
ftr["type"] = _get_tag_type(feature_tags[i]);
ftr["hidden"] = _get_tag_hidden(feature_tags[i]);
p_font_data->supported_features[feature_tags[i]] = ftr;
}
memfree(feature_tags);
}
// Read OpenType variations.
p_font_data->supported_varaitions.clear();
if (fd->face->face_flags & FT_FACE_FLAG_MULTIPLE_MASTERS) {
FT_MM_Var *amaster;
FT_Get_MM_Var(fd->face, &amaster);
for (FT_UInt i = 0; i < amaster->num_axis; i++) {
p_font_data->supported_varaitions[(int32_t)amaster->axis[i].tag] = Vector3i(amaster->axis[i].minimum / 65536, amaster->axis[i].maximum / 65536, amaster->axis[i].def / 65536);
}
FT_Done_MM_Var(ft_library, amaster);
}
p_font_data->face_init = true;
}
// Write variations.
if (fd->face->face_flags & FT_FACE_FLAG_MULTIPLE_MASTERS) {
FT_MM_Var *amaster;
FT_Get_MM_Var(fd->face, &amaster);
Vector<hb_variation_t> hb_vars;
Vector<FT_Fixed> coords;
coords.resize(amaster->num_axis);
FT_Get_Var_Design_Coordinates(fd->face, coords.size(), coords.ptrw());
for (FT_UInt i = 0; i < amaster->num_axis; i++) {
hb_variation_t var;
// Reset to default.
var.tag = amaster->axis[i].tag;
var.value = (double)amaster->axis[i].def / 65536.0;
coords.write[i] = amaster->axis[i].def;
if (p_font_data->variation_coordinates.has(var.tag)) {
var.value = p_font_data->variation_coordinates[var.tag];
coords.write[i] = CLAMP(var.value * 65536.0, amaster->axis[i].minimum, amaster->axis[i].maximum);
}
if (p_font_data->variation_coordinates.has(_tag_to_name(var.tag))) {
var.value = p_font_data->variation_coordinates[_tag_to_name(var.tag)];
coords.write[i] = CLAMP(var.value * 65536.0, amaster->axis[i].minimum, amaster->axis[i].maximum);
}
hb_vars.push_back(var);
}
FT_Set_Var_Design_Coordinates(fd->face, coords.size(), coords.ptrw());
hb_font_set_variations(fd->hb_handle, hb_vars.is_empty() ? nullptr : &hb_vars[0], hb_vars.size());
FT_Done_MM_Var(ft_library, amaster);
}
#else
memdelete(fd);
ERR_FAIL_V_MSG(false, "FreeType: Can't load dynamic font, engine is compiled without FreeType support!");
#endif
} else {
// Init bitmap font.
fd->hb_handle = _bmp_font_create(fd, nullptr);
}
p_font_data->cache[p_size] = fd;
return true;
}
_FORCE_INLINE_ void TextServerAdvanced::_font_clear_cache(FontAdvanced *p_font_data) {
for (const KeyValue<Vector2i, FontForSizeAdvanced *> &E : p_font_data->cache) {
memdelete(E.value);
}
p_font_data->cache.clear();
p_font_data->face_init = false;
p_font_data->supported_features.clear();
p_font_data->supported_varaitions.clear();
p_font_data->supported_scripts.clear();
}
hb_font_t *TextServerAdvanced::_font_get_hb_handle(const RID &p_font_rid, int64_t p_size) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, nullptr);
MutexLock lock(fd->mutex);
Vector2i size = _get_size(fd, p_size);
ERR_FAIL_COND_V(!_ensure_cache_for_size(fd, size), nullptr);
return fd->cache[size]->hb_handle;
}
RID TextServerAdvanced::_create_font() {
_THREAD_SAFE_METHOD_
FontAdvanced *fd = memnew(FontAdvanced);
return font_owner.make_rid(fd);
}
void TextServerAdvanced::_font_set_data(const RID &p_font_rid, const PackedByteArray &p_data) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
_font_clear_cache(fd);
fd->data = p_data;
fd->data_ptr = fd->data.ptr();
fd->data_size = fd->data.size();
}
void TextServerAdvanced::_font_set_data_ptr(const RID &p_font_rid, const uint8_t *p_data_ptr, int64_t p_data_size) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
_font_clear_cache(fd);
fd->data.resize(0);
fd->data_ptr = p_data_ptr;
fd->data_size = p_data_size;
}
void TextServerAdvanced::_font_set_face_index(const RID &p_font_rid, int64_t p_face_index) {
ERR_FAIL_COND(p_face_index < 0);
ERR_FAIL_COND(p_face_index >= 0x7FFF);
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
if (fd->face_index != p_face_index) {
fd->face_index = p_face_index;
_font_clear_cache(fd);
}
}
int64_t TextServerAdvanced::_font_get_face_index(const RID &p_font_rid) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, 0);
MutexLock lock(fd->mutex);
return fd->face_index;
}
int64_t TextServerAdvanced::_font_get_face_count(const RID &p_font_rid) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, 0);
MutexLock lock(fd->mutex);
int face_count = 0;
if (fd->data_ptr && (fd->data_size > 0)) {
// Init dynamic font.
#ifdef MODULE_FREETYPE_ENABLED
int error = 0;
if (!ft_library) {
error = FT_Init_FreeType(&ft_library);
ERR_FAIL_COND_V_MSG(error != 0, false, "FreeType: Error initializing library: '" + String(FT_Error_String(error)) + "'.");
#ifdef MODULE_SVG_ENABLED
FT_Property_Set(ft_library, "ot-svg", "svg-hooks", get_tvg_svg_in_ot_hooks());
#endif
}
FT_StreamRec stream;
memset(&stream, 0, sizeof(FT_StreamRec));
stream.base = (unsigned char *)fd->data_ptr;
stream.size = fd->data_size;
stream.pos = 0;
FT_Open_Args fargs;
memset(&fargs, 0, sizeof(FT_Open_Args));
fargs.memory_base = (unsigned char *)fd->data_ptr;
fargs.memory_size = fd->data_size;
fargs.flags = FT_OPEN_MEMORY;
fargs.stream = &stream;
FT_Face tmp_face = nullptr;
error = FT_Open_Face(ft_library, &fargs, -1, &tmp_face);
if (error == 0) {
face_count = tmp_face->num_faces;
FT_Done_Face(tmp_face);
}
#endif
}
return face_count;
}
void TextServerAdvanced::_font_set_style(const RID &p_font_rid, BitField<FontStyle> p_style) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
Vector2i size = _get_size(fd, 16);
ERR_FAIL_COND(!_ensure_cache_for_size(fd, size));
fd->style_flags = p_style;
}
BitField<TextServer::FontStyle> TextServerAdvanced::_font_get_style(const RID &p_font_rid) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, 0);
MutexLock lock(fd->mutex);
Vector2i size = _get_size(fd, 16);
ERR_FAIL_COND_V(!_ensure_cache_for_size(fd, size), 0);
return fd->style_flags;
}
void TextServerAdvanced::_font_set_style_name(const RID &p_font_rid, const String &p_name) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
Vector2i size = _get_size(fd, 16);
ERR_FAIL_COND(!_ensure_cache_for_size(fd, size));
fd->style_name = p_name;
}
String TextServerAdvanced::_font_get_style_name(const RID &p_font_rid) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, String());
MutexLock lock(fd->mutex);
Vector2i size = _get_size(fd, 16);
ERR_FAIL_COND_V(!_ensure_cache_for_size(fd, size), String());
return fd->style_name;
}
void TextServerAdvanced::_font_set_weight(const RID &p_font_rid, int64_t p_weight) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
Vector2i size = _get_size(fd, 16);
ERR_FAIL_COND(!_ensure_cache_for_size(fd, size));
fd->weight = CLAMP(p_weight, 100, 999);
}
int64_t TextServerAdvanced::_font_get_weight(const RID &p_font_rid) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, 400);
MutexLock lock(fd->mutex);
Vector2i size = _get_size(fd, 16);
ERR_FAIL_COND_V(!_ensure_cache_for_size(fd, size), 400);
return fd->weight;
}
void TextServerAdvanced::_font_set_stretch(const RID &p_font_rid, int64_t p_stretch) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
Vector2i size = _get_size(fd, 16);
ERR_FAIL_COND(!_ensure_cache_for_size(fd, size));
fd->stretch = CLAMP(p_stretch, 50, 200);
}
int64_t TextServerAdvanced::_font_get_stretch(const RID &p_font_rid) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, 100);
MutexLock lock(fd->mutex);
Vector2i size = _get_size(fd, 16);
ERR_FAIL_COND_V(!_ensure_cache_for_size(fd, size), 100);
return fd->stretch;
}
void TextServerAdvanced::_font_set_name(const RID &p_font_rid, const String &p_name) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
Vector2i size = _get_size(fd, 16);
ERR_FAIL_COND(!_ensure_cache_for_size(fd, size));
fd->font_name = p_name;
}
String TextServerAdvanced::_font_get_name(const RID &p_font_rid) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, String());
MutexLock lock(fd->mutex);
Vector2i size = _get_size(fd, 16);
ERR_FAIL_COND_V(!_ensure_cache_for_size(fd, size), String());
return fd->font_name;
}
void TextServerAdvanced::_font_set_antialiasing(const RID &p_font_rid, TextServer::FontAntialiasing p_antialiasing) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
if (fd->antialiasing != p_antialiasing) {
_font_clear_cache(fd);
fd->antialiasing = p_antialiasing;
}
}
TextServer::FontAntialiasing TextServerAdvanced::_font_get_antialiasing(const RID &p_font_rid) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, TextServer::FONT_ANTIALIASING_NONE);
MutexLock lock(fd->mutex);
return fd->antialiasing;
}
void TextServerAdvanced::_font_set_generate_mipmaps(const RID &p_font_rid, bool p_generate_mipmaps) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
if (fd->mipmaps != p_generate_mipmaps) {
for (KeyValue<Vector2i, FontForSizeAdvanced *> &E : fd->cache) {
for (int i = 0; i < E.value->textures.size(); i++) {
E.value->textures.write[i].dirty = true;
E.value->textures.write[i].texture = Ref<ImageTexture>();
}
}
fd->mipmaps = p_generate_mipmaps;
}
}
bool TextServerAdvanced::_font_get_generate_mipmaps(const RID &p_font_rid) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, false);
MutexLock lock(fd->mutex);
return fd->mipmaps;
}
void TextServerAdvanced::_font_set_multichannel_signed_distance_field(const RID &p_font_rid, bool p_msdf) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
if (fd->msdf != p_msdf) {
_font_clear_cache(fd);
fd->msdf = p_msdf;
}
}
bool TextServerAdvanced::_font_is_multichannel_signed_distance_field(const RID &p_font_rid) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, false);
MutexLock lock(fd->mutex);
return fd->msdf;
}
void TextServerAdvanced::_font_set_msdf_pixel_range(const RID &p_font_rid, int64_t p_msdf_pixel_range) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
if (fd->msdf_range != p_msdf_pixel_range) {
_font_clear_cache(fd);
fd->msdf_range = p_msdf_pixel_range;
}
}
int64_t TextServerAdvanced::_font_get_msdf_pixel_range(const RID &p_font_rid) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, false);
MutexLock lock(fd->mutex);
return fd->msdf_range;
}
void TextServerAdvanced::_font_set_msdf_size(const RID &p_font_rid, int64_t p_msdf_size) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
if (fd->msdf_source_size != p_msdf_size) {
_font_clear_cache(fd);
fd->msdf_source_size = p_msdf_size;
}
}
int64_t TextServerAdvanced::_font_get_msdf_size(const RID &p_font_rid) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, false);
MutexLock lock(fd->mutex);
return fd->msdf_source_size;
}
void TextServerAdvanced::_font_set_fixed_size(const RID &p_font_rid, int64_t p_fixed_size) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
fd->fixed_size = p_fixed_size;
}
int64_t TextServerAdvanced::_font_get_fixed_size(const RID &p_font_rid) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, false);
MutexLock lock(fd->mutex);
return fd->fixed_size;
}
void TextServerAdvanced::_font_set_allow_system_fallback(const RID &p_font_rid, bool p_allow_system_fallback) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
fd->allow_system_fallback = p_allow_system_fallback;
}
bool TextServerAdvanced::_font_is_allow_system_fallback(const RID &p_font_rid) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, false);
MutexLock lock(fd->mutex);
return fd->allow_system_fallback;
}
void TextServerAdvanced::_font_set_force_autohinter(const RID &p_font_rid, bool p_force_autohinter) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
if (fd->force_autohinter != p_force_autohinter) {
_font_clear_cache(fd);
fd->force_autohinter = p_force_autohinter;
}
}
bool TextServerAdvanced::_font_is_force_autohinter(const RID &p_font_rid) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, false);
MutexLock lock(fd->mutex);
return fd->force_autohinter;
}
void TextServerAdvanced::_font_set_hinting(const RID &p_font_rid, TextServer::Hinting p_hinting) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
if (fd->hinting != p_hinting) {
_font_clear_cache(fd);
fd->hinting = p_hinting;
}
}
TextServer::Hinting TextServerAdvanced::_font_get_hinting(const RID &p_font_rid) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, HINTING_NONE);
MutexLock lock(fd->mutex);
return fd->hinting;
}
void TextServerAdvanced::_font_set_subpixel_positioning(const RID &p_font_rid, TextServer::SubpixelPositioning p_subpixel) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
fd->subpixel_positioning = p_subpixel;
}
TextServer::SubpixelPositioning TextServerAdvanced::_font_get_subpixel_positioning(const RID &p_font_rid) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, SUBPIXEL_POSITIONING_DISABLED);
MutexLock lock(fd->mutex);
return fd->subpixel_positioning;
}
void TextServerAdvanced::_font_set_embolden(const RID &p_font_rid, double p_strength) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
if (fd->embolden != p_strength) {
_font_clear_cache(fd);
fd->embolden = p_strength;
}
}
double TextServerAdvanced::_font_get_embolden(const RID &p_font_rid) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, 0.0);
MutexLock lock(fd->mutex);
return fd->embolden;
}
void TextServerAdvanced::_font_set_transform(const RID &p_font_rid, const Transform2D &p_transform) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
if (fd->transform != p_transform) {
_font_clear_cache(fd);
fd->transform = p_transform;
}
}
Transform2D TextServerAdvanced::_font_get_transform(const RID &p_font_rid) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, Transform2D());
MutexLock lock(fd->mutex);
return fd->transform;
}
void TextServerAdvanced::_font_set_variation_coordinates(const RID &p_font_rid, const Dictionary &p_variation_coordinates) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
if (fd->variation_coordinates != p_variation_coordinates) {
_font_clear_cache(fd);
fd->variation_coordinates = p_variation_coordinates;
}
}
Dictionary TextServerAdvanced::_font_get_variation_coordinates(const RID &p_font_rid) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, Dictionary());
MutexLock lock(fd->mutex);
return fd->variation_coordinates;
}
void TextServerAdvanced::_font_set_oversampling(const RID &p_font_rid, double p_oversampling) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
if (fd->oversampling != p_oversampling) {
_font_clear_cache(fd);
fd->oversampling = p_oversampling;
}
}
double TextServerAdvanced::_font_get_oversampling(const RID &p_font_rid) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, 0.0);
MutexLock lock(fd->mutex);
return fd->oversampling;
}
TypedArray<Vector2i> TextServerAdvanced::_font_get_size_cache_list(const RID &p_font_rid) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, TypedArray<Vector2i>());
MutexLock lock(fd->mutex);
TypedArray<Vector2i> ret;
for (const KeyValue<Vector2i, FontForSizeAdvanced *> &E : fd->cache) {
ret.push_back(E.key);
}
return ret;
}
void TextServerAdvanced::_font_clear_size_cache(const RID &p_font_rid) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
for (const KeyValue<Vector2i, FontForSizeAdvanced *> &E : fd->cache) {
memdelete(E.value);
}
fd->cache.clear();
}
void TextServerAdvanced::_font_remove_size_cache(const RID &p_font_rid, const Vector2i &p_size) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
if (fd->cache.has(p_size)) {
memdelete(fd->cache[p_size]);
fd->cache.erase(p_size);
}
}
void TextServerAdvanced::_font_set_ascent(const RID &p_font_rid, int64_t p_size, double p_ascent) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
Vector2i size = _get_size(fd, p_size);
ERR_FAIL_COND(!_ensure_cache_for_size(fd, size));
fd->cache[size]->ascent = p_ascent;
}
double TextServerAdvanced::_font_get_ascent(const RID &p_font_rid, int64_t p_size) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, 0.0);
MutexLock lock(fd->mutex);
Vector2i size = _get_size(fd, p_size);
ERR_FAIL_COND_V(!_ensure_cache_for_size(fd, size), 0.0);
if (fd->msdf) {
return fd->cache[size]->ascent * (double)p_size / (double)fd->msdf_source_size;
} else {
return fd->cache[size]->ascent;
}
}
void TextServerAdvanced::_font_set_descent(const RID &p_font_rid, int64_t p_size, double p_descent) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
Vector2i size = _get_size(fd, p_size);
ERR_FAIL_COND(!_ensure_cache_for_size(fd, size));
fd->cache[size]->descent = p_descent;
}
double TextServerAdvanced::_font_get_descent(const RID &p_font_rid, int64_t p_size) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, 0.0);
MutexLock lock(fd->mutex);
Vector2i size = _get_size(fd, p_size);
ERR_FAIL_COND_V(!_ensure_cache_for_size(fd, size), 0.0);
if (fd->msdf) {
return fd->cache[size]->descent * (double)p_size / (double)fd->msdf_source_size;
} else {
return fd->cache[size]->descent;
}
}
void TextServerAdvanced::_font_set_underline_position(const RID &p_font_rid, int64_t p_size, double p_underline_position) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
Vector2i size = _get_size(fd, p_size);
ERR_FAIL_COND(!_ensure_cache_for_size(fd, size));
fd->cache[size]->underline_position = p_underline_position;
}
double TextServerAdvanced::_font_get_underline_position(const RID &p_font_rid, int64_t p_size) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, 0.0);
MutexLock lock(fd->mutex);
Vector2i size = _get_size(fd, p_size);
ERR_FAIL_COND_V(!_ensure_cache_for_size(fd, size), 0.0);
if (fd->msdf) {
return fd->cache[size]->underline_position * (double)p_size / (double)fd->msdf_source_size;
} else {
return fd->cache[size]->underline_position;
}
}
void TextServerAdvanced::_font_set_underline_thickness(const RID &p_font_rid, int64_t p_size, double p_underline_thickness) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
Vector2i size = _get_size(fd, p_size);
ERR_FAIL_COND(!_ensure_cache_for_size(fd, size));
fd->cache[size]->underline_thickness = p_underline_thickness;
}
double TextServerAdvanced::_font_get_underline_thickness(const RID &p_font_rid, int64_t p_size) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, 0.0);
MutexLock lock(fd->mutex);
Vector2i size = _get_size(fd, p_size);
ERR_FAIL_COND_V(!_ensure_cache_for_size(fd, size), 0.0);
if (fd->msdf) {
return fd->cache[size]->underline_thickness * (double)p_size / (double)fd->msdf_source_size;
} else {
return fd->cache[size]->underline_thickness;
}
}
void TextServerAdvanced::_font_set_scale(const RID &p_font_rid, int64_t p_size, double p_scale) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
Vector2i size = _get_size(fd, p_size);
ERR_FAIL_COND(!_ensure_cache_for_size(fd, size));
#ifdef MODULE_FREETYPE_ENABLED
if (fd->cache[size]->face) {
return; // Do not override scale for dynamic fonts, it's calculated automatically.
}
#endif
fd->cache[size]->scale = p_scale;
}
double TextServerAdvanced::_font_get_scale(const RID &p_font_rid, int64_t p_size) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, 0.0);
MutexLock lock(fd->mutex);
Vector2i size = _get_size(fd, p_size);
ERR_FAIL_COND_V(!_ensure_cache_for_size(fd, size), 0.0);
if (fd->msdf) {
return fd->cache[size]->scale * (double)p_size / (double)fd->msdf_source_size;
} else {
return fd->cache[size]->scale / fd->cache[size]->oversampling;
}
}
int64_t TextServerAdvanced::_font_get_texture_count(const RID &p_font_rid, const Vector2i &p_size) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, 0);
MutexLock lock(fd->mutex);
Vector2i size = _get_size_outline(fd, p_size);
ERR_FAIL_COND_V(!_ensure_cache_for_size(fd, size), 0);
return fd->cache[size]->textures.size();
}
void TextServerAdvanced::_font_clear_textures(const RID &p_font_rid, const Vector2i &p_size) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
Vector2i size = _get_size_outline(fd, p_size);
ERR_FAIL_COND(!_ensure_cache_for_size(fd, size));
fd->cache[size]->textures.clear();
}
void TextServerAdvanced::_font_remove_texture(const RID &p_font_rid, const Vector2i &p_size, int64_t p_texture_index) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
Vector2i size = _get_size_outline(fd, p_size);
ERR_FAIL_COND(!_ensure_cache_for_size(fd, size));
ERR_FAIL_INDEX(p_texture_index, fd->cache[size]->textures.size());
fd->cache[size]->textures.remove_at(p_texture_index);
}
void TextServerAdvanced::_font_set_texture_image(const RID &p_font_rid, const Vector2i &p_size, int64_t p_texture_index, const Ref<Image> &p_image) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
ERR_FAIL_COND(p_image.is_null());
MutexLock lock(fd->mutex);
Vector2i size = _get_size_outline(fd, p_size);
ERR_FAIL_COND(!_ensure_cache_for_size(fd, size));
ERR_FAIL_COND(p_texture_index < 0);
if (p_texture_index >= fd->cache[size]->textures.size()) {
fd->cache[size]->textures.resize(p_texture_index + 1);
}
ShelfPackTexture &tex = fd->cache[size]->textures.write[p_texture_index];
tex.imgdata = p_image->get_data();
tex.texture_w = p_image->get_width();
tex.texture_h = p_image->get_height();
tex.format = p_image->get_format();
Ref<Image> img = Image::create_from_data(tex.texture_w, tex.texture_h, false, tex.format, tex.imgdata);
if (fd->mipmaps) {
img->generate_mipmaps();
}
tex.texture = ImageTexture::create_from_image(img);
tex.dirty = false;
}
Ref<Image> TextServerAdvanced::_font_get_texture_image(const RID &p_font_rid, const Vector2i &p_size, int64_t p_texture_index) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, Ref<Image>());
MutexLock lock(fd->mutex);
Vector2i size = _get_size_outline(fd, p_size);
ERR_FAIL_COND_V(!_ensure_cache_for_size(fd, size), Ref<Image>());
ERR_FAIL_INDEX_V(p_texture_index, fd->cache[size]->textures.size(), Ref<Image>());
const ShelfPackTexture &tex = fd->cache[size]->textures[p_texture_index];
return Image::create_from_data(tex.texture_w, tex.texture_h, false, tex.format, tex.imgdata);
}
void TextServerAdvanced::_font_set_texture_offsets(const RID &p_font_rid, const Vector2i &p_size, int64_t p_texture_index, const PackedInt32Array &p_offsets) {
ERR_FAIL_COND(p_offsets.size() % 4 != 0);
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
Vector2i size = _get_size_outline(fd, p_size);
ERR_FAIL_COND(!_ensure_cache_for_size(fd, size));
ERR_FAIL_COND(p_texture_index < 0);
if (p_texture_index >= fd->cache[size]->textures.size()) {
fd->cache[size]->textures.resize(p_texture_index + 1);
}
ShelfPackTexture &tex = fd->cache[size]->textures.write[p_texture_index];
tex.shelves.clear();
for (int32_t i = 0; i < p_offsets.size(); i += 4) {
tex.shelves.push_back(Shelf(p_offsets[i], p_offsets[i + 1], p_offsets[i + 2], p_offsets[i + 3]));
}
}
PackedInt32Array TextServerAdvanced::_font_get_texture_offsets(const RID &p_font_rid, const Vector2i &p_size, int64_t p_texture_index) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, PackedInt32Array());
MutexLock lock(fd->mutex);
Vector2i size = _get_size_outline(fd, p_size);
ERR_FAIL_COND_V(!_ensure_cache_for_size(fd, size), PackedInt32Array());
ERR_FAIL_INDEX_V(p_texture_index, fd->cache[size]->textures.size(), PackedInt32Array());
const ShelfPackTexture &tex = fd->cache[size]->textures[p_texture_index];
PackedInt32Array ret;
ret.resize(tex.shelves.size() * 4);
int32_t *wr = ret.ptrw();
int32_t i = 0;
for (const Shelf &E : tex.shelves) {
wr[i * 4] = E.x;
wr[i * 4 + 1] = E.y;
wr[i * 4 + 2] = E.w;
wr[i * 4 + 3] = E.h;
i++;
}
return ret;
}
PackedInt32Array TextServerAdvanced::_font_get_glyph_list(const RID &p_font_rid, const Vector2i &p_size) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, PackedInt32Array());
MutexLock lock(fd->mutex);
Vector2i size = _get_size_outline(fd, p_size);
ERR_FAIL_COND_V(!_ensure_cache_for_size(fd, size), PackedInt32Array());
PackedInt32Array ret;
const HashMap<int32_t, FontGlyph> &gl = fd->cache[size]->glyph_map;
for (const KeyValue<int32_t, FontGlyph> &E : gl) {
ret.push_back(E.key);
}
return ret;
}
void TextServerAdvanced::_font_clear_glyphs(const RID &p_font_rid, const Vector2i &p_size) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
Vector2i size = _get_size_outline(fd, p_size);
ERR_FAIL_COND(!_ensure_cache_for_size(fd, size));
fd->cache[size]->glyph_map.clear();
}
void TextServerAdvanced::_font_remove_glyph(const RID &p_font_rid, const Vector2i &p_size, int64_t p_glyph) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
Vector2i size = _get_size_outline(fd, p_size);
ERR_FAIL_COND(!_ensure_cache_for_size(fd, size));
fd->cache[size]->glyph_map.erase(p_glyph);
}
double TextServerAdvanced::_get_extra_advance(RID p_font_rid, int p_font_size) const {
const FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, 0.0);
MutexLock lock(fd->mutex);
Vector2i size = _get_size(fd, p_font_size);
if (fd->embolden != 0.0) {
return fd->embolden * double(size.x) / 64.0;
} else {
return 0.0;
}
}
Vector2 TextServerAdvanced::_font_get_glyph_advance(const RID &p_font_rid, int64_t p_size, int64_t p_glyph) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, Vector2());
MutexLock lock(fd->mutex);
Vector2i size = _get_size(fd, p_size);
ERR_FAIL_COND_V(!_ensure_cache_for_size(fd, size), Vector2());
int mod = 0;
if (fd->antialiasing == FONT_ANTIALIASING_LCD) {
TextServer::FontLCDSubpixelLayout layout = (TextServer::FontLCDSubpixelLayout)(int)GLOBAL_GET("gui/theme/lcd_subpixel_layout");
if (layout != FONT_LCD_SUBPIXEL_LAYOUT_NONE) {
mod = (layout << 24);
}
}
if (!_ensure_glyph(fd, size, p_glyph | mod)) {
return Vector2(); // Invalid or non graphicl glyph, do not display errors.
}
const HashMap<int32_t, FontGlyph> &gl = fd->cache[size]->glyph_map;
Vector2 ea;
if (fd->embolden != 0.0) {
ea.x = fd->embolden * double(size.x) / 64.0;
}
double scale = _font_get_scale(p_font_rid, p_size);
if (fd->msdf) {
return (gl[p_glyph | mod].advance + ea) * (double)p_size / (double)fd->msdf_source_size;
} else if ((scale == 1.0) && ((fd->subpixel_positioning == SUBPIXEL_POSITIONING_DISABLED) || (fd->subpixel_positioning == SUBPIXEL_POSITIONING_AUTO && size.x > SUBPIXEL_POSITIONING_ONE_HALF_MAX_SIZE))) {
return (gl[p_glyph | mod].advance + ea).round();
} else {
return gl[p_glyph | mod].advance + ea;
}
}
void TextServerAdvanced::_font_set_glyph_advance(const RID &p_font_rid, int64_t p_size, int64_t p_glyph, const Vector2 &p_advance) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
Vector2i size = _get_size(fd, p_size);
ERR_FAIL_COND(!_ensure_cache_for_size(fd, size));
HashMap<int32_t, FontGlyph> &gl = fd->cache[size]->glyph_map;
gl[p_glyph].advance = p_advance;
gl[p_glyph].found = true;
}
Vector2 TextServerAdvanced::_font_get_glyph_offset(const RID &p_font_rid, const Vector2i &p_size, int64_t p_glyph) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, Vector2());
MutexLock lock(fd->mutex);
Vector2i size = _get_size_outline(fd, p_size);
ERR_FAIL_COND_V(!_ensure_cache_for_size(fd, size), Vector2());
int mod = 0;
if (fd->antialiasing == FONT_ANTIALIASING_LCD) {
TextServer::FontLCDSubpixelLayout layout = (TextServer::FontLCDSubpixelLayout)(int)GLOBAL_GET("gui/theme/lcd_subpixel_layout");
if (layout != FONT_LCD_SUBPIXEL_LAYOUT_NONE) {
mod = (layout << 24);
}
}
if (!_ensure_glyph(fd, size, p_glyph | mod)) {
return Vector2(); // Invalid or non graphicl glyph, do not display errors.
}
const HashMap<int32_t, FontGlyph> &gl = fd->cache[size]->glyph_map;
if (fd->msdf) {
return gl[p_glyph | mod].rect.position * (double)p_size.x / (double)fd->msdf_source_size;
} else {
return gl[p_glyph | mod].rect.position;
}
}
void TextServerAdvanced::_font_set_glyph_offset(const RID &p_font_rid, const Vector2i &p_size, int64_t p_glyph, const Vector2 &p_offset) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
Vector2i size = _get_size_outline(fd, p_size);
ERR_FAIL_COND(!_ensure_cache_for_size(fd, size));
HashMap<int32_t, FontGlyph> &gl = fd->cache[size]->glyph_map;
gl[p_glyph].rect.position = p_offset;
gl[p_glyph].found = true;
}
Vector2 TextServerAdvanced::_font_get_glyph_size(const RID &p_font_rid, const Vector2i &p_size, int64_t p_glyph) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, Vector2());
MutexLock lock(fd->mutex);
Vector2i size = _get_size_outline(fd, p_size);
ERR_FAIL_COND_V(!_ensure_cache_for_size(fd, size), Vector2());
int mod = 0;
if (fd->antialiasing == FONT_ANTIALIASING_LCD) {
TextServer::FontLCDSubpixelLayout layout = (TextServer::FontLCDSubpixelLayout)(int)GLOBAL_GET("gui/theme/lcd_subpixel_layout");
if (layout != FONT_LCD_SUBPIXEL_LAYOUT_NONE) {
mod = (layout << 24);
}
}
if (!_ensure_glyph(fd, size, p_glyph | mod)) {
return Vector2(); // Invalid or non graphicl glyph, do not display errors.
}
const HashMap<int32_t, FontGlyph> &gl = fd->cache[size]->glyph_map;
if (fd->msdf) {
return gl[p_glyph | mod].rect.size * (double)p_size.x / (double)fd->msdf_source_size;
} else {
return gl[p_glyph | mod].rect.size;
}
}
void TextServerAdvanced::_font_set_glyph_size(const RID &p_font_rid, const Vector2i &p_size, int64_t p_glyph, const Vector2 &p_gl_size) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
Vector2i size = _get_size_outline(fd, p_size);
ERR_FAIL_COND(!_ensure_cache_for_size(fd, size));
HashMap<int32_t, FontGlyph> &gl = fd->cache[size]->glyph_map;
gl[p_glyph].rect.size = p_gl_size;
gl[p_glyph].found = true;
}
Rect2 TextServerAdvanced::_font_get_glyph_uv_rect(const RID &p_font_rid, const Vector2i &p_size, int64_t p_glyph) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, Rect2());
MutexLock lock(fd->mutex);
Vector2i size = _get_size_outline(fd, p_size);
ERR_FAIL_COND_V(!_ensure_cache_for_size(fd, size), Rect2());
int mod = 0;
if (fd->antialiasing == FONT_ANTIALIASING_LCD) {
TextServer::FontLCDSubpixelLayout layout = (TextServer::FontLCDSubpixelLayout)(int)GLOBAL_GET("gui/theme/lcd_subpixel_layout");
if (layout != FONT_LCD_SUBPIXEL_LAYOUT_NONE) {
mod = (layout << 24);
}
}
if (!_ensure_glyph(fd, size, p_glyph | mod)) {
return Rect2(); // Invalid or non graphicl glyph, do not display errors.
}
const HashMap<int32_t, FontGlyph> &gl = fd->cache[size]->glyph_map;
return gl[p_glyph | mod].uv_rect;
}
void TextServerAdvanced::_font_set_glyph_uv_rect(const RID &p_font_rid, const Vector2i &p_size, int64_t p_glyph, const Rect2 &p_uv_rect) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
Vector2i size = _get_size_outline(fd, p_size);
ERR_FAIL_COND(!_ensure_cache_for_size(fd, size));
HashMap<int32_t, FontGlyph> &gl = fd->cache[size]->glyph_map;
gl[p_glyph].uv_rect = p_uv_rect;
gl[p_glyph].found = true;
}
int64_t TextServerAdvanced::_font_get_glyph_texture_idx(const RID &p_font_rid, const Vector2i &p_size, int64_t p_glyph) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, -1);
MutexLock lock(fd->mutex);
Vector2i size = _get_size_outline(fd, p_size);
ERR_FAIL_COND_V(!_ensure_cache_for_size(fd, size), -1);
int mod = 0;
if (fd->antialiasing == FONT_ANTIALIASING_LCD) {
TextServer::FontLCDSubpixelLayout layout = (TextServer::FontLCDSubpixelLayout)(int)GLOBAL_GET("gui/theme/lcd_subpixel_layout");
if (layout != FONT_LCD_SUBPIXEL_LAYOUT_NONE) {
mod = (layout << 24);
}
}
if (!_ensure_glyph(fd, size, p_glyph | mod)) {
return -1; // Invalid or non graphicl glyph, do not display errors.
}
const HashMap<int32_t, FontGlyph> &gl = fd->cache[size]->glyph_map;
return gl[p_glyph | mod].texture_idx;
}
void TextServerAdvanced::_font_set_glyph_texture_idx(const RID &p_font_rid, const Vector2i &p_size, int64_t p_glyph, int64_t p_texture_idx) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
Vector2i size = _get_size_outline(fd, p_size);
ERR_FAIL_COND(!_ensure_cache_for_size(fd, size));
HashMap<int32_t, FontGlyph> &gl = fd->cache[size]->glyph_map;
gl[p_glyph].texture_idx = p_texture_idx;
gl[p_glyph].found = true;
}
RID TextServerAdvanced::_font_get_glyph_texture_rid(const RID &p_font_rid, const Vector2i &p_size, int64_t p_glyph) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, RID());
MutexLock lock(fd->mutex);
Vector2i size = _get_size_outline(fd, p_size);
ERR_FAIL_COND_V(!_ensure_cache_for_size(fd, size), RID());
int mod = 0;
if (fd->antialiasing == FONT_ANTIALIASING_LCD) {
TextServer::FontLCDSubpixelLayout layout = (TextServer::FontLCDSubpixelLayout)(int)GLOBAL_GET("gui/theme/lcd_subpixel_layout");
if (layout != FONT_LCD_SUBPIXEL_LAYOUT_NONE) {
mod = (layout << 24);
}
}
if (!_ensure_glyph(fd, size, p_glyph | mod)) {
return RID(); // Invalid or non graphicl glyph, do not display errors.
}
const HashMap<int32_t, FontGlyph> &gl = fd->cache[size]->glyph_map;
ERR_FAIL_COND_V(gl[p_glyph | mod].texture_idx < -1 || gl[p_glyph | mod].texture_idx >= fd->cache[size]->textures.size(), RID());
if (RenderingServer::get_singleton() != nullptr) {
if (gl[p_glyph | mod].texture_idx != -1) {
if (fd->cache[size]->textures[gl[p_glyph | mod].texture_idx].dirty) {
ShelfPackTexture &tex = fd->cache[size]->textures.write[gl[p_glyph | mod].texture_idx];
Ref<Image> img = Image::create_from_data(tex.texture_w, tex.texture_h, false, tex.format, tex.imgdata);
if (fd->mipmaps) {
img->generate_mipmaps();
}
if (tex.texture.is_null()) {
tex.texture = ImageTexture::create_from_image(img);
} else {
tex.texture->update(img);
}
tex.dirty = false;
}
return fd->cache[size]->textures[gl[p_glyph | mod].texture_idx].texture->get_rid();
}
}
return RID();
}
Size2 TextServerAdvanced::_font_get_glyph_texture_size(const RID &p_font_rid, const Vector2i &p_size, int64_t p_glyph) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, Size2());
MutexLock lock(fd->mutex);
Vector2i size = _get_size_outline(fd, p_size);
ERR_FAIL_COND_V(!_ensure_cache_for_size(fd, size), Size2());
int mod = 0;
if (fd->antialiasing == FONT_ANTIALIASING_LCD) {
TextServer::FontLCDSubpixelLayout layout = (TextServer::FontLCDSubpixelLayout)(int)GLOBAL_GET("gui/theme/lcd_subpixel_layout");
if (layout != FONT_LCD_SUBPIXEL_LAYOUT_NONE) {
mod = (layout << 24);
}
}
if (!_ensure_glyph(fd, size, p_glyph | mod)) {
return Size2(); // Invalid or non graphicl glyph, do not display errors.
}
const HashMap<int32_t, FontGlyph> &gl = fd->cache[size]->glyph_map;
ERR_FAIL_COND_V(gl[p_glyph | mod].texture_idx < -1 || gl[p_glyph | mod].texture_idx >= fd->cache[size]->textures.size(), Size2());
if (RenderingServer::get_singleton() != nullptr) {
if (gl[p_glyph | mod].texture_idx != -1) {
if (fd->cache[size]->textures[gl[p_glyph | mod].texture_idx].dirty) {
ShelfPackTexture &tex = fd->cache[size]->textures.write[gl[p_glyph | mod].texture_idx];
Ref<Image> img = Image::create_from_data(tex.texture_w, tex.texture_h, false, tex.format, tex.imgdata);
if (fd->mipmaps) {
img->generate_mipmaps();
}
if (tex.texture.is_null()) {
tex.texture = ImageTexture::create_from_image(img);
} else {
tex.texture->update(img);
}
tex.dirty = false;
}
return fd->cache[size]->textures[gl[p_glyph | mod].texture_idx].texture->get_size();
}
}
return Size2();
}
Dictionary TextServerAdvanced::_font_get_glyph_contours(const RID &p_font_rid, int64_t p_size, int64_t p_index) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, Dictionary());
MutexLock lock(fd->mutex);
Vector2i size = _get_size(fd, p_size);
ERR_FAIL_COND_V(!_ensure_cache_for_size(fd, size), Dictionary());
#ifdef MODULE_FREETYPE_ENABLED
PackedVector3Array points;
PackedInt32Array contours;
int32_t index = p_index & 0xffffff; // Remove subpixel shifts.
int error = FT_Load_Glyph(fd->cache[size]->face, index, FT_LOAD_NO_BITMAP | (fd->force_autohinter ? FT_LOAD_FORCE_AUTOHINT : 0));
ERR_FAIL_COND_V(error, Dictionary());
if (fd->embolden != 0.f) {
FT_Pos strength = fd->embolden * p_size * 4; // 26.6 fractional units (1 / 64).
FT_Outline_Embolden(&fd->cache[size]->face->glyph->outline, strength);
}
if (fd->transform != Transform2D()) {
FT_Matrix mat = { FT_Fixed(fd->transform[0][0] * 65536), FT_Fixed(fd->transform[0][1] * 65536), FT_Fixed(fd->transform[1][0] * 65536), FT_Fixed(fd->transform[1][1] * 65536) }; // 16.16 fractional units (1 / 65536).
FT_Outline_Transform(&fd->cache[size]->face->glyph->outline, &mat);
}
double scale = (1.0 / 64.0) / fd->cache[size]->oversampling * fd->cache[size]->scale;
if (fd->msdf) {
scale = scale * (double)p_size / (double)fd->msdf_source_size;
}
for (short i = 0; i < fd->cache[size]->face->glyph->outline.n_points; i++) {
points.push_back(Vector3(fd->cache[size]->face->glyph->outline.points[i].x * scale, -fd->cache[size]->face->glyph->outline.points[i].y * scale, FT_CURVE_TAG(fd->cache[size]->face->glyph->outline.tags[i])));
}
for (short i = 0; i < fd->cache[size]->face->glyph->outline.n_contours; i++) {
contours.push_back(fd->cache[size]->face->glyph->outline.contours[i]);
}
bool orientation = (FT_Outline_Get_Orientation(&fd->cache[size]->face->glyph->outline) == FT_ORIENTATION_FILL_RIGHT);
Dictionary out;
out["points"] = points;
out["contours"] = contours;
out["orientation"] = orientation;
return out;
#else
return Dictionary();
#endif
}
TypedArray<Vector2i> TextServerAdvanced::_font_get_kerning_list(const RID &p_font_rid, int64_t p_size) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, TypedArray<Vector2i>());
MutexLock lock(fd->mutex);
Vector2i size = _get_size(fd, p_size);
ERR_FAIL_COND_V(!_ensure_cache_for_size(fd, size), TypedArray<Vector2i>());
TypedArray<Vector2i> ret;
for (const KeyValue<Vector2i, FontForSizeAdvanced *> &E : fd->cache) {
ret.push_back(E.key);
}
return ret;
}
void TextServerAdvanced::_font_clear_kerning_map(const RID &p_font_rid, int64_t p_size) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
Vector2i size = _get_size(fd, p_size);
ERR_FAIL_COND(!_ensure_cache_for_size(fd, size));
fd->cache[size]->kerning_map.clear();
}
void TextServerAdvanced::_font_remove_kerning(const RID &p_font_rid, int64_t p_size, const Vector2i &p_glyph_pair) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
Vector2i size = _get_size(fd, p_size);
ERR_FAIL_COND(!_ensure_cache_for_size(fd, size));
fd->cache[size]->kerning_map.erase(p_glyph_pair);
}
void TextServerAdvanced::_font_set_kerning(const RID &p_font_rid, int64_t p_size, const Vector2i &p_glyph_pair, const Vector2 &p_kerning) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
Vector2i size = _get_size(fd, p_size);
ERR_FAIL_COND(!_ensure_cache_for_size(fd, size));
fd->cache[size]->kerning_map[p_glyph_pair] = p_kerning;
}
Vector2 TextServerAdvanced::_font_get_kerning(const RID &p_font_rid, int64_t p_size, const Vector2i &p_glyph_pair) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, Vector2());
MutexLock lock(fd->mutex);
Vector2i size = _get_size(fd, p_size);
ERR_FAIL_COND_V(!_ensure_cache_for_size(fd, size), Vector2());
const HashMap<Vector2i, Vector2> &kern = fd->cache[size]->kerning_map;
if (kern.has(p_glyph_pair)) {
if (fd->msdf) {
return kern[p_glyph_pair] * (double)p_size / (double)fd->msdf_source_size;
} else {
return kern[p_glyph_pair];
}
} else {
#ifdef MODULE_FREETYPE_ENABLED
if (fd->cache[size]->face) {
FT_Vector delta;
FT_Get_Kerning(fd->cache[size]->face, p_glyph_pair.x, p_glyph_pair.y, FT_KERNING_DEFAULT, &delta);
if (fd->msdf) {
return Vector2(delta.x, delta.y) * (double)p_size / (double)fd->msdf_source_size;
} else {
return Vector2(delta.x, delta.y);
}
}
#endif
}
return Vector2();
}
int64_t TextServerAdvanced::_font_get_glyph_index(const RID &p_font_rid, int64_t p_size, int64_t p_char, int64_t p_variation_selector) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, 0);
ERR_FAIL_COND_V_MSG((p_char >= 0xd800 && p_char <= 0xdfff) || (p_char > 0x10ffff), 0, "Unicode parsing error: Invalid unicode codepoint " + String::num_int64(p_char, 16) + ".");
ERR_FAIL_COND_V_MSG((p_variation_selector >= 0xd800 && p_variation_selector <= 0xdfff) || (p_variation_selector > 0x10ffff), 0, "Unicode parsing error: Invalid unicode codepoint " + String::num_int64(p_variation_selector, 16) + ".");
MutexLock lock(fd->mutex);
Vector2i size = _get_size(fd, p_size);
ERR_FAIL_COND_V(!_ensure_cache_for_size(fd, size), 0);
#ifdef MODULE_FREETYPE_ENABLED
if (fd->cache[size]->face) {
if (p_variation_selector) {
return FT_Face_GetCharVariantIndex(fd->cache[size]->face, p_char, p_variation_selector);
} else {
return FT_Get_Char_Index(fd->cache[size]->face, p_char);
}
} else {
return (int64_t)p_char;
}
#else
return (int64_t)p_char;
#endif
}
bool TextServerAdvanced::_font_has_char(const RID &p_font_rid, int64_t p_char) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V_MSG((p_char >= 0xd800 && p_char <= 0xdfff) || (p_char > 0x10ffff), false, "Unicode parsing error: Invalid unicode codepoint " + String::num_int64(p_char, 16) + ".");
if (!fd) {
return false;
}
MutexLock lock(fd->mutex);
if (fd->cache.is_empty()) {
ERR_FAIL_COND_V(!_ensure_cache_for_size(fd, fd->msdf ? Vector2i(fd->msdf_source_size, 0) : Vector2i(16, 0)), false);
}
FontForSizeAdvanced *at_size = fd->cache.begin()->value;
#ifdef MODULE_FREETYPE_ENABLED
if (at_size && at_size->face) {
return FT_Get_Char_Index(at_size->face, p_char) != 0;
}
#endif
return (at_size) ? at_size->glyph_map.has((int32_t)p_char) : false;
}
String TextServerAdvanced::_font_get_supported_chars(const RID &p_font_rid) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, String());
MutexLock lock(fd->mutex);
if (fd->cache.is_empty()) {
ERR_FAIL_COND_V(!_ensure_cache_for_size(fd, fd->msdf ? Vector2i(fd->msdf_source_size, 0) : Vector2i(16, 0)), String());
}
FontForSizeAdvanced *at_size = fd->cache.begin()->value;
String chars;
#ifdef MODULE_FREETYPE_ENABLED
if (at_size && at_size->face) {
FT_UInt gindex;
FT_ULong charcode = FT_Get_First_Char(at_size->face, &gindex);
while (gindex != 0) {
if (charcode != 0) {
chars = chars + String::chr(charcode);
}
charcode = FT_Get_Next_Char(at_size->face, charcode, &gindex);
}
return chars;
}
#endif
if (at_size) {
const HashMap<int32_t, FontGlyph> &gl = at_size->glyph_map;
for (const KeyValue<int32_t, FontGlyph> &E : gl) {
chars = chars + String::chr(E.key);
}
}
return chars;
}
void TextServerAdvanced::_font_render_range(const RID &p_font_rid, const Vector2i &p_size, int64_t p_start, int64_t p_end) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
ERR_FAIL_COND_MSG((p_start >= 0xd800 && p_start <= 0xdfff) || (p_start > 0x10ffff), "Unicode parsing error: Invalid unicode codepoint " + String::num_int64(p_start, 16) + ".");
ERR_FAIL_COND_MSG((p_end >= 0xd800 && p_end <= 0xdfff) || (p_end > 0x10ffff), "Unicode parsing error: Invalid unicode codepoint " + String::num_int64(p_end, 16) + ".");
MutexLock lock(fd->mutex);
Vector2i size = _get_size_outline(fd, p_size);
ERR_FAIL_COND(!_ensure_cache_for_size(fd, size));
for (int64_t i = p_start; i <= p_end; i++) {
#ifdef MODULE_FREETYPE_ENABLED
int32_t idx = FT_Get_Char_Index(fd->cache[size]->face, i);
if (fd->cache[size]->face) {
if (fd->msdf) {
_ensure_glyph(fd, size, (int32_t)idx);
} else {
for (int aa = 0; aa < ((fd->antialiasing == FONT_ANTIALIASING_LCD) ? FONT_LCD_SUBPIXEL_LAYOUT_MAX : 1); aa++) {
if ((fd->subpixel_positioning == SUBPIXEL_POSITIONING_ONE_QUARTER) || (fd->subpixel_positioning == SUBPIXEL_POSITIONING_AUTO && size.x <= SUBPIXEL_POSITIONING_ONE_QUARTER_MAX_SIZE)) {
_ensure_glyph(fd, size, (int32_t)idx | (0 << 27) | (aa << 24));
_ensure_glyph(fd, size, (int32_t)idx | (1 << 27) | (aa << 24));
_ensure_glyph(fd, size, (int32_t)idx | (2 << 27) | (aa << 24));
_ensure_glyph(fd, size, (int32_t)idx | (3 << 27) | (aa << 24));
} else if ((fd->subpixel_positioning == SUBPIXEL_POSITIONING_ONE_HALF) || (fd->subpixel_positioning == SUBPIXEL_POSITIONING_AUTO && size.x <= SUBPIXEL_POSITIONING_ONE_HALF_MAX_SIZE)) {
_ensure_glyph(fd, size, (int32_t)idx | (1 << 27) | (aa << 24));
_ensure_glyph(fd, size, (int32_t)idx | (0 << 27) | (aa << 24));
} else {
_ensure_glyph(fd, size, (int32_t)idx | (aa << 24));
}
}
}
}
#endif
}
}
void TextServerAdvanced::_font_render_glyph(const RID &p_font_rid, const Vector2i &p_size, int64_t p_index) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
Vector2i size = _get_size_outline(fd, p_size);
ERR_FAIL_COND(!_ensure_cache_for_size(fd, size));
#ifdef MODULE_FREETYPE_ENABLED
int32_t idx = p_index & 0xffffff; // Remove subpixel shifts.
if (fd->cache[size]->face) {
if (fd->msdf) {
_ensure_glyph(fd, size, (int32_t)idx);
} else {
for (int aa = 0; aa < ((fd->antialiasing == FONT_ANTIALIASING_LCD) ? FONT_LCD_SUBPIXEL_LAYOUT_MAX : 1); aa++) {
if ((fd->subpixel_positioning == SUBPIXEL_POSITIONING_ONE_QUARTER) || (fd->subpixel_positioning == SUBPIXEL_POSITIONING_AUTO && size.x <= SUBPIXEL_POSITIONING_ONE_QUARTER_MAX_SIZE)) {
_ensure_glyph(fd, size, (int32_t)idx | (0 << 27) | (aa << 24));
_ensure_glyph(fd, size, (int32_t)idx | (1 << 27) | (aa << 24));
_ensure_glyph(fd, size, (int32_t)idx | (2 << 27) | (aa << 24));
_ensure_glyph(fd, size, (int32_t)idx | (3 << 27) | (aa << 24));
} else if ((fd->subpixel_positioning == SUBPIXEL_POSITIONING_ONE_HALF) || (fd->subpixel_positioning == SUBPIXEL_POSITIONING_AUTO && size.x <= SUBPIXEL_POSITIONING_ONE_HALF_MAX_SIZE)) {
_ensure_glyph(fd, size, (int32_t)idx | (1 << 27) | (aa << 24));
_ensure_glyph(fd, size, (int32_t)idx | (0 << 27) | (aa << 24));
} else {
_ensure_glyph(fd, size, (int32_t)idx | (aa << 24));
}
}
}
}
#endif
}
void TextServerAdvanced::_font_draw_glyph(const RID &p_font_rid, const RID &p_canvas, int64_t p_size, const Vector2 &p_pos, int64_t p_index, const Color &p_color) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
Vector2i size = _get_size(fd, p_size);
ERR_FAIL_COND(!_ensure_cache_for_size(fd, size));
int32_t index = p_index & 0xffffff; // Remove subpixel shifts.
bool lcd_aa = false;
#ifdef MODULE_FREETYPE_ENABLED
if (!fd->msdf && fd->cache[size]->face) {
// LCD layout, bits 24, 25, 26
if (fd->antialiasing == FONT_ANTIALIASING_LCD) {
TextServer::FontLCDSubpixelLayout layout = (TextServer::FontLCDSubpixelLayout)(int)GLOBAL_GET("gui/theme/lcd_subpixel_layout");
if (layout != FONT_LCD_SUBPIXEL_LAYOUT_NONE) {
lcd_aa = true;
index = index | (layout << 24);
}
}
// Subpixel X-shift, bits 27, 28
if ((fd->subpixel_positioning == SUBPIXEL_POSITIONING_ONE_QUARTER) || (fd->subpixel_positioning == SUBPIXEL_POSITIONING_AUTO && size.x <= SUBPIXEL_POSITIONING_ONE_QUARTER_MAX_SIZE)) {
int xshift = (int)(Math::floor(4 * (p_pos.x + 0.125)) - 4 * Math::floor(p_pos.x + 0.125));
index = index | (xshift << 27);
} else if ((fd->subpixel_positioning == SUBPIXEL_POSITIONING_ONE_HALF) || (fd->subpixel_positioning == SUBPIXEL_POSITIONING_AUTO && size.x <= SUBPIXEL_POSITIONING_ONE_HALF_MAX_SIZE)) {
int xshift = (int)(Math::floor(2 * (p_pos.x + 0.25)) - 2 * Math::floor(p_pos.x + 0.25));
index = index | (xshift << 27);
}
}
#endif
if (!_ensure_glyph(fd, size, index)) {
return; // Invalid or non-graphical glyph, do not display errors, nothing to draw.
}
const FontGlyph &gl = fd->cache[size]->glyph_map[index];
if (gl.found) {
ERR_FAIL_COND(gl.texture_idx < -1 || gl.texture_idx >= fd->cache[size]->textures.size());
if (gl.texture_idx != -1) {
Color modulate = p_color;
#ifdef MODULE_FREETYPE_ENABLED
if (fd->cache[size]->face && (fd->cache[size]->textures[gl.texture_idx].format == Image::FORMAT_RGBA8) && !lcd_aa && !fd->msdf) {
modulate.r = modulate.g = modulate.b = 1.0;
}
#endif
if (RenderingServer::get_singleton() != nullptr) {
if (fd->cache[size]->textures[gl.texture_idx].dirty) {
ShelfPackTexture &tex = fd->cache[size]->textures.write[gl.texture_idx];
Ref<Image> img = Image::create_from_data(tex.texture_w, tex.texture_h, false, tex.format, tex.imgdata);
if (fd->mipmaps) {
img->generate_mipmaps();
}
if (tex.texture.is_null()) {
tex.texture = ImageTexture::create_from_image(img);
} else {
tex.texture->update(img);
}
tex.dirty = false;
}
RID texture = fd->cache[size]->textures[gl.texture_idx].texture->get_rid();
if (fd->msdf) {
Point2 cpos = p_pos;
cpos += gl.rect.position * (double)p_size / (double)fd->msdf_source_size;
Size2 csize = gl.rect.size * (double)p_size / (double)fd->msdf_source_size;
RenderingServer::get_singleton()->canvas_item_add_msdf_texture_rect_region(p_canvas, Rect2(cpos, csize), texture, gl.uv_rect, modulate, 0, fd->msdf_range);
} else {
double scale = _font_get_scale(p_font_rid, p_size);
Point2 cpos = p_pos;
if ((fd->subpixel_positioning == SUBPIXEL_POSITIONING_ONE_QUARTER) || (fd->subpixel_positioning == SUBPIXEL_POSITIONING_AUTO && size.x <= SUBPIXEL_POSITIONING_ONE_QUARTER_MAX_SIZE)) {
cpos.x = cpos.x + 0.125;
} else if ((fd->subpixel_positioning == SUBPIXEL_POSITIONING_ONE_HALF) || (fd->subpixel_positioning == SUBPIXEL_POSITIONING_AUTO && size.x <= SUBPIXEL_POSITIONING_ONE_HALF_MAX_SIZE)) {
cpos.x = cpos.x + 0.25;
}
if (scale == 1.0) {
cpos.y = Math::floor(cpos.y);
cpos.x = Math::floor(cpos.x);
}
cpos += gl.rect.position;
Size2 csize = gl.rect.size;
if (lcd_aa) {
RenderingServer::get_singleton()->canvas_item_add_lcd_texture_rect_region(p_canvas, Rect2(cpos, csize), texture, gl.uv_rect, modulate);
} else {
RenderingServer::get_singleton()->canvas_item_add_texture_rect_region(p_canvas, Rect2(cpos, csize), texture, gl.uv_rect, modulate, false, false);
}
}
}
}
}
}
void TextServerAdvanced::_font_draw_glyph_outline(const RID &p_font_rid, const RID &p_canvas, int64_t p_size, int64_t p_outline_size, const Vector2 &p_pos, int64_t p_index, const Color &p_color) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
Vector2i size = _get_size_outline(fd, Vector2i(p_size, p_outline_size));
ERR_FAIL_COND(!_ensure_cache_for_size(fd, size));
int32_t index = p_index & 0xffffff; // Remove subpixel shifts.
bool lcd_aa = false;
#ifdef MODULE_FREETYPE_ENABLED
if (!fd->msdf && fd->cache[size]->face) {
// LCD layout, bits 24, 25, 26
if (fd->antialiasing == FONT_ANTIALIASING_LCD) {
TextServer::FontLCDSubpixelLayout layout = (TextServer::FontLCDSubpixelLayout)(int)GLOBAL_GET("gui/theme/lcd_subpixel_layout");
if (layout != FONT_LCD_SUBPIXEL_LAYOUT_NONE) {
lcd_aa = true;
index = index | (layout << 24);
}
}
// Subpixel X-shift, bits 27, 28
if ((fd->subpixel_positioning == SUBPIXEL_POSITIONING_ONE_QUARTER) || (fd->subpixel_positioning == SUBPIXEL_POSITIONING_AUTO && size.x <= SUBPIXEL_POSITIONING_ONE_QUARTER_MAX_SIZE)) {
int xshift = (int)(Math::floor(4 * (p_pos.x + 0.125)) - 4 * Math::floor(p_pos.x + 0.125));
index = index | (xshift << 27);
} else if ((fd->subpixel_positioning == SUBPIXEL_POSITIONING_ONE_HALF) || (fd->subpixel_positioning == SUBPIXEL_POSITIONING_AUTO && size.x <= SUBPIXEL_POSITIONING_ONE_HALF_MAX_SIZE)) {
int xshift = (int)(Math::floor(2 * (p_pos.x + 0.25)) - 2 * Math::floor(p_pos.x + 0.25));
index = index | (xshift << 27);
}
}
#endif
if (!_ensure_glyph(fd, size, index)) {
return; // Invalid or non-graphical glyph, do not display errors, nothing to draw.
}
const FontGlyph &gl = fd->cache[size]->glyph_map[index];
if (gl.found) {
ERR_FAIL_COND(gl.texture_idx < -1 || gl.texture_idx >= fd->cache[size]->textures.size());
if (gl.texture_idx != -1) {
Color modulate = p_color;
#ifdef MODULE_FREETYPE_ENABLED
if (fd->cache[size]->face && (fd->cache[size]->textures[gl.texture_idx].format == Image::FORMAT_RGBA8) && !lcd_aa && !fd->msdf) {
modulate.r = modulate.g = modulate.b = 1.0;
}
#endif
if (RenderingServer::get_singleton() != nullptr) {
if (fd->cache[size]->textures[gl.texture_idx].dirty) {
ShelfPackTexture &tex = fd->cache[size]->textures.write[gl.texture_idx];
Ref<Image> img = Image::create_from_data(tex.texture_w, tex.texture_h, false, tex.format, tex.imgdata);
if (fd->mipmaps) {
img->generate_mipmaps();
}
if (tex.texture.is_null()) {
tex.texture = ImageTexture::create_from_image(img);
} else {
tex.texture->update(img);
}
tex.dirty = false;
}
RID texture = fd->cache[size]->textures[gl.texture_idx].texture->get_rid();
if (fd->msdf) {
Point2 cpos = p_pos;
cpos += gl.rect.position * (double)p_size / (double)fd->msdf_source_size;
Size2 csize = gl.rect.size * (double)p_size / (double)fd->msdf_source_size;
RenderingServer::get_singleton()->canvas_item_add_msdf_texture_rect_region(p_canvas, Rect2(cpos, csize), texture, gl.uv_rect, modulate, p_outline_size * 2, fd->msdf_range);
} else {
Point2 cpos = p_pos;
double scale = _font_get_scale(p_font_rid, p_size);
if ((fd->subpixel_positioning == SUBPIXEL_POSITIONING_ONE_QUARTER) || (fd->subpixel_positioning == SUBPIXEL_POSITIONING_AUTO && size.x <= SUBPIXEL_POSITIONING_ONE_QUARTER_MAX_SIZE)) {
cpos.x = cpos.x + 0.125;
} else if ((fd->subpixel_positioning == SUBPIXEL_POSITIONING_ONE_HALF) || (fd->subpixel_positioning == SUBPIXEL_POSITIONING_AUTO && size.x <= SUBPIXEL_POSITIONING_ONE_HALF_MAX_SIZE)) {
cpos.x = cpos.x + 0.25;
}
if (scale == 1.0) {
cpos.y = Math::floor(cpos.y);
cpos.x = Math::floor(cpos.x);
}
cpos += gl.rect.position;
Size2 csize = gl.rect.size;
if (lcd_aa) {
RenderingServer::get_singleton()->canvas_item_add_lcd_texture_rect_region(p_canvas, Rect2(cpos, csize), texture, gl.uv_rect, modulate);
} else {
RenderingServer::get_singleton()->canvas_item_add_texture_rect_region(p_canvas, Rect2(cpos, csize), texture, gl.uv_rect, modulate, false, false);
}
}
}
}
}
}
bool TextServerAdvanced::_font_is_language_supported(const RID &p_font_rid, const String &p_language) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, false);
MutexLock lock(fd->mutex);
if (fd->language_support_overrides.has(p_language)) {
return fd->language_support_overrides[p_language];
} else {
return true;
}
}
void TextServerAdvanced::_font_set_language_support_override(const RID &p_font_rid, const String &p_language, bool p_supported) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
fd->language_support_overrides[p_language] = p_supported;
}
bool TextServerAdvanced::_font_get_language_support_override(const RID &p_font_rid, const String &p_language) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, false);
MutexLock lock(fd->mutex);
return fd->language_support_overrides[p_language];
}
void TextServerAdvanced::_font_remove_language_support_override(const RID &p_font_rid, const String &p_language) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
fd->language_support_overrides.erase(p_language);
}
PackedStringArray TextServerAdvanced::_font_get_language_support_overrides(const RID &p_font_rid) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, PackedStringArray());
MutexLock lock(fd->mutex);
PackedStringArray out;
for (const KeyValue<String, bool> &E : fd->language_support_overrides) {
out.push_back(E.key);
}
return out;
}
bool TextServerAdvanced::_font_is_script_supported(const RID &p_font_rid, const String &p_script) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, false);
MutexLock lock(fd->mutex);
if (fd->script_support_overrides.has(p_script)) {
return fd->script_support_overrides[p_script];
} else {
Vector2i size = _get_size(fd, 16);
ERR_FAIL_COND_V(!_ensure_cache_for_size(fd, size), false);
return fd->supported_scripts.has(hb_tag_from_string(p_script.ascii().get_data(), -1));
}
}
void TextServerAdvanced::_font_set_script_support_override(const RID &p_font_rid, const String &p_script, bool p_supported) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
fd->script_support_overrides[p_script] = p_supported;
}
bool TextServerAdvanced::_font_get_script_support_override(const RID &p_font_rid, const String &p_script) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, false);
MutexLock lock(fd->mutex);
return fd->script_support_overrides[p_script];
}
void TextServerAdvanced::_font_remove_script_support_override(const RID &p_font_rid, const String &p_script) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
fd->script_support_overrides.erase(p_script);
}
PackedStringArray TextServerAdvanced::_font_get_script_support_overrides(const RID &p_font_rid) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, PackedStringArray());
MutexLock lock(fd->mutex);
PackedStringArray out;
for (const KeyValue<String, bool> &E : fd->script_support_overrides) {
out.push_back(E.key);
}
return out;
}
void TextServerAdvanced::_font_set_opentype_feature_overrides(const RID &p_font_rid, const Dictionary &p_overrides) {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
Vector2i size = _get_size(fd, 16);
ERR_FAIL_COND(!_ensure_cache_for_size(fd, size));
fd->feature_overrides = p_overrides;
}
Dictionary TextServerAdvanced::_font_get_opentype_feature_overrides(const RID &p_font_rid) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, Dictionary());
MutexLock lock(fd->mutex);
return fd->feature_overrides;
}
Dictionary TextServerAdvanced::_font_supported_feature_list(const RID &p_font_rid) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, Dictionary());
MutexLock lock(fd->mutex);
Vector2i size = _get_size(fd, 16);
ERR_FAIL_COND_V(!_ensure_cache_for_size(fd, size), Dictionary());
return fd->supported_features;
}
Dictionary TextServerAdvanced::_font_supported_variation_list(const RID &p_font_rid) const {
FontAdvanced *fd = font_owner.get_or_null(p_font_rid);
ERR_FAIL_COND_V(!fd, Dictionary());
MutexLock lock(fd->mutex);
Vector2i size = _get_size(fd, 16);
ERR_FAIL_COND_V(!_ensure_cache_for_size(fd, size), Dictionary());
return fd->supported_varaitions;
}
double TextServerAdvanced::_font_get_global_oversampling() const {
return oversampling;
}
void TextServerAdvanced::_font_set_global_oversampling(double p_oversampling) {
_THREAD_SAFE_METHOD_
if (oversampling != p_oversampling) {
oversampling = p_oversampling;
List<RID> fonts;
font_owner.get_owned_list(&fonts);
bool font_cleared = false;
for (const RID &E : fonts) {
if (!_font_is_multichannel_signed_distance_field(E) && _font_get_oversampling(E) <= 0) {
_font_clear_size_cache(E);
font_cleared = true;
}
}
if (font_cleared) {
List<RID> text_bufs;
shaped_owner.get_owned_list(&text_bufs);
for (const RID &E : text_bufs) {
invalidate(shaped_owner.get_or_null(E), false);
}
}
}
}
/*************************************************************************/
/* Shaped text buffer interface */
/*************************************************************************/
int64_t TextServerAdvanced::_convert_pos(const String &p_utf32, const Char16String &p_utf16, int64_t p_pos) const {
int64_t limit = p_pos;
if (p_utf32.length() != p_utf16.length()) {
const UChar *data = p_utf16.get_data();
for (int i = 0; i < p_pos; i++) {
if (U16_IS_LEAD(data[i])) {
limit--;
}
}
}
return limit;
}
int64_t TextServerAdvanced::_convert_pos(const ShapedTextDataAdvanced *p_sd, int64_t p_pos) const {
int64_t limit = p_pos;
if (p_sd->text.length() != p_sd->utf16.length()) {
const UChar *data = p_sd->utf16.get_data();
for (int i = 0; i < p_pos; i++) {
if (U16_IS_LEAD(data[i])) {
limit--;
}
}
}
return limit;
}
int64_t TextServerAdvanced::_convert_pos_inv(const ShapedTextDataAdvanced *p_sd, int64_t p_pos) const {
int64_t limit = p_pos;
if (p_sd->text.length() != p_sd->utf16.length()) {
for (int i = 0; i < p_pos; i++) {
if (p_sd->text[i] > 0xffff) {
limit++;
}
}
}
return limit;
}
void TextServerAdvanced::invalidate(TextServerAdvanced::ShapedTextDataAdvanced *p_shaped, bool p_text) {
p_shaped->valid = false;
p_shaped->sort_valid = false;
p_shaped->line_breaks_valid = false;
p_shaped->justification_ops_valid = false;
p_shaped->text_trimmed = false;
p_shaped->ascent = 0.0;
p_shaped->descent = 0.0;
p_shaped->width = 0.0;
p_shaped->upos = 0.0;
p_shaped->uthk = 0.0;
p_shaped->glyphs.clear();
p_shaped->glyphs_logical.clear();
p_shaped->overrun_trim_data = TrimData();
p_shaped->utf16 = Char16String();
for (int i = 0; i < p_shaped->bidi_iter.size(); i++) {
ubidi_close(p_shaped->bidi_iter[i]);
}
p_shaped->bidi_iter.clear();
if (p_text) {
if (p_shaped->script_iter != nullptr) {
memdelete(p_shaped->script_iter);
p_shaped->script_iter = nullptr;
}
p_shaped->break_ops_valid = false;
p_shaped->js_ops_valid = false;
}
}
void TextServerAdvanced::full_copy(ShapedTextDataAdvanced *p_shaped) {
ShapedTextDataAdvanced *parent = shaped_owner.get_or_null(p_shaped->parent);
for (const KeyValue<Variant, ShapedTextDataAdvanced::EmbeddedObject> &E : parent->objects) {
if (E.value.pos >= p_shaped->start && E.value.pos < p_shaped->end) {
p_shaped->objects[E.key] = E.value;
}
}
for (int i = 0; i < parent->spans.size(); i++) {
ShapedTextDataAdvanced::Span span = parent->spans[i];
if (span.start >= p_shaped->end || span.end <= p_shaped->start) {
continue;
}
span.start = MAX(p_shaped->start, span.start);
span.end = MIN(p_shaped->end, span.end);
p_shaped->spans.push_back(span);
}
p_shaped->parent = RID();
}
RID TextServerAdvanced::_create_shaped_text(TextServer::Direction p_direction, TextServer::Orientation p_orientation) {
_THREAD_SAFE_METHOD_
ShapedTextDataAdvanced *sd = memnew(ShapedTextDataAdvanced);
sd->hb_buffer = hb_buffer_create();
sd->direction = p_direction;
sd->orientation = p_orientation;
return shaped_owner.make_rid(sd);
}
void TextServerAdvanced::_shaped_text_clear(const RID &p_shaped) {
ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND(!sd);
MutexLock lock(sd->mutex);
sd->parent = RID();
sd->start = 0;
sd->end = 0;
sd->text = String();
sd->spans.clear();
sd->objects.clear();
sd->bidi_override.clear();
invalidate(sd, true);
}
void TextServerAdvanced::_shaped_text_set_direction(const RID &p_shaped, TextServer::Direction p_direction) {
ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND(!sd);
MutexLock lock(sd->mutex);
if (sd->direction != p_direction) {
if (sd->parent != RID()) {
full_copy(sd);
}
sd->direction = p_direction;
invalidate(sd, false);
}
}
TextServer::Direction TextServerAdvanced::_shaped_text_get_direction(const RID &p_shaped) const {
const ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V(!sd, TextServer::DIRECTION_LTR);
MutexLock lock(sd->mutex);
return sd->direction;
}
TextServer::Direction TextServerAdvanced::_shaped_text_get_inferred_direction(const RID &p_shaped) const {
const ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V(!sd, TextServer::DIRECTION_LTR);
MutexLock lock(sd->mutex);
return sd->para_direction;
}
void TextServerAdvanced::_shaped_text_set_custom_punctuation(const RID &p_shaped, const String &p_punct) {
_THREAD_SAFE_METHOD_
ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND(!sd);
if (sd->custom_punct != p_punct) {
if (sd->parent != RID()) {
full_copy(sd);
}
sd->custom_punct = p_punct;
invalidate(sd, false);
}
}
String TextServerAdvanced::_shaped_text_get_custom_punctuation(const RID &p_shaped) const {
_THREAD_SAFE_METHOD_
const ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V(!sd, String());
return sd->custom_punct;
}
void TextServerAdvanced::_shaped_text_set_bidi_override(const RID &p_shaped, const Array &p_override) {
ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND(!sd);
MutexLock lock(sd->mutex);
if (sd->parent != RID()) {
full_copy(sd);
}
sd->bidi_override.clear();
for (int i = 0; i < p_override.size(); i++) {
if (p_override[i].get_type() == Variant::VECTOR2I) {
sd->bidi_override.push_back(p_override[i]);
}
}
invalidate(sd, false);
}
void TextServerAdvanced::_shaped_text_set_orientation(const RID &p_shaped, TextServer::Orientation p_orientation) {
ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND(!sd);
MutexLock lock(sd->mutex);
if (sd->orientation != p_orientation) {
if (sd->parent != RID()) {
full_copy(sd);
}
sd->orientation = p_orientation;
invalidate(sd, false);
}
}
void TextServerAdvanced::_shaped_text_set_preserve_invalid(const RID &p_shaped, bool p_enabled) {
ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND(!sd);
MutexLock lock(sd->mutex);
ERR_FAIL_COND(sd->parent != RID());
if (sd->preserve_invalid != p_enabled) {
sd->preserve_invalid = p_enabled;
invalidate(sd, false);
}
}
bool TextServerAdvanced::_shaped_text_get_preserve_invalid(const RID &p_shaped) const {
const ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V(!sd, false);
MutexLock lock(sd->mutex);
return sd->preserve_invalid;
}
void TextServerAdvanced::_shaped_text_set_preserve_control(const RID &p_shaped, bool p_enabled) {
ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND(!sd);
MutexLock lock(sd->mutex);
if (sd->preserve_control != p_enabled) {
if (sd->parent != RID()) {
full_copy(sd);
}
sd->preserve_control = p_enabled;
invalidate(sd, false);
}
}
bool TextServerAdvanced::_shaped_text_get_preserve_control(const RID &p_shaped) const {
const ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V(!sd, false);
MutexLock lock(sd->mutex);
return sd->preserve_control;
}
void TextServerAdvanced::_shaped_text_set_spacing(const RID &p_shaped, SpacingType p_spacing, int64_t p_value) {
ERR_FAIL_INDEX((int)p_spacing, 4);
ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND(!sd);
MutexLock lock(sd->mutex);
if (sd->extra_spacing[p_spacing] != p_value) {
if (sd->parent != RID()) {
full_copy(sd);
}
sd->extra_spacing[p_spacing] = p_value;
invalidate(sd, false);
}
}
int64_t TextServerAdvanced::_shaped_text_get_spacing(const RID &p_shaped, SpacingType p_spacing) const {
ERR_FAIL_INDEX_V((int)p_spacing, 4, 0);
const ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V(!sd, 0);
MutexLock lock(sd->mutex);
return sd->extra_spacing[p_spacing];
}
TextServer::Orientation TextServerAdvanced::_shaped_text_get_orientation(const RID &p_shaped) const {
const ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V(!sd, TextServer::ORIENTATION_HORIZONTAL);
MutexLock lock(sd->mutex);
return sd->orientation;
}
int64_t TextServerAdvanced::_shaped_get_span_count(const RID &p_shaped) const {
ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V(!sd, 0);
return sd->spans.size();
}
Variant TextServerAdvanced::_shaped_get_span_meta(const RID &p_shaped, int64_t p_index) const {
ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V(!sd, Variant());
ERR_FAIL_INDEX_V(p_index, sd->spans.size(), Variant());
return sd->spans[p_index].meta;
}
void TextServerAdvanced::_shaped_set_span_update_font(const RID &p_shaped, int64_t p_index, const TypedArray<RID> &p_fonts, int64_t p_size, const Dictionary &p_opentype_features) {
ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND(!sd);
ERR_FAIL_INDEX(p_index, sd->spans.size());
ShapedTextDataAdvanced::Span &span = sd->spans.ptrw()[p_index];
span.fonts = p_fonts;
span.font_size = p_size;
span.features = p_opentype_features;
invalidate(sd, false);
}
bool TextServerAdvanced::_shaped_text_add_string(const RID &p_shaped, const String &p_text, const TypedArray<RID> &p_fonts, int64_t p_size, const Dictionary &p_opentype_features, const String &p_language, const Variant &p_meta) {
ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V(!sd, false);
ERR_FAIL_COND_V(p_size <= 0, false);
MutexLock lock(sd->mutex);
for (int i = 0; i < p_fonts.size(); i++) {
ERR_FAIL_COND_V(!font_owner.get_or_null(p_fonts[i]), false);
}
if (p_text.is_empty()) {
return true;
}
if (sd->parent != RID()) {
full_copy(sd);
}
ShapedTextDataAdvanced::Span span;
span.start = sd->text.length();
span.end = span.start + p_text.length();
span.fonts = p_fonts; // Do not pre-sort, spans will be divided to subruns later.
span.font_size = p_size;
span.language = p_language;
span.features = p_opentype_features;
span.meta = p_meta;
sd->spans.push_back(span);
sd->text = sd->text + p_text;
sd->end += p_text.length();
invalidate(sd, true);
return true;
}
bool TextServerAdvanced::_shaped_text_add_object(const RID &p_shaped, const Variant &p_key, const Size2 &p_size, InlineAlignment p_inline_align, int64_t p_length) {
_THREAD_SAFE_METHOD_
ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V(!sd, false);
ERR_FAIL_COND_V(p_key == Variant(), false);
ERR_FAIL_COND_V(sd->objects.has(p_key), false);
if (sd->parent != RID()) {
full_copy(sd);
}
ShapedTextDataAdvanced::Span span;
span.start = sd->start + sd->text.length();
span.end = span.start + p_length;
span.embedded_key = p_key;
ShapedTextDataAdvanced::EmbeddedObject obj;
obj.inline_align = p_inline_align;
obj.rect.size = p_size;
obj.pos = span.start;
sd->spans.push_back(span);
sd->text = sd->text + String::chr(0xfffc).repeat(p_length);
sd->end += p_length;
sd->objects[p_key] = obj;
invalidate(sd, true);
return true;
}
bool TextServerAdvanced::_shaped_text_resize_object(const RID &p_shaped, const Variant &p_key, const Size2 &p_size, InlineAlignment p_inline_align) {
ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V(!sd, false);
MutexLock lock(sd->mutex);
ERR_FAIL_COND_V(!sd->objects.has(p_key), false);
sd->objects[p_key].rect.size = p_size;
sd->objects[p_key].inline_align = p_inline_align;
if (sd->valid) {
// Recalc string metrics.
sd->ascent = 0;
sd->descent = 0;
sd->width = 0;
sd->upos = 0;
sd->uthk = 0;
int sd_size = sd->glyphs.size();
for (int i = 0; i < sd_size; i++) {
Glyph gl = sd->glyphs[i];
Variant key;
if (gl.count == 1) {
for (const KeyValue<Variant, ShapedTextDataAdvanced::EmbeddedObject> &E : sd->objects) {
if (E.value.pos == gl.start) {
key = E.key;
break;
}
}
}
if (key != Variant()) {
if (sd->orientation == ORIENTATION_HORIZONTAL) {
sd->objects[key].rect.position.x = sd->width;
sd->width += sd->objects[key].rect.size.x;
sd->glyphs.write[i].advance = sd->objects[key].rect.size.x;
} else {
sd->objects[key].rect.position.y = sd->width;
sd->width += sd->objects[key].rect.size.y;
sd->glyphs.write[i].advance = sd->objects[key].rect.size.y;
}
} else {
if (gl.font_rid.is_valid()) {
if (sd->orientation == ORIENTATION_HORIZONTAL) {
sd->ascent = MAX(sd->ascent, MAX(_font_get_ascent(gl.font_rid, gl.font_size), -gl.y_off));
sd->descent = MAX(sd->descent, MAX(_font_get_descent(gl.font_rid, gl.font_size), gl.y_off));
} else {
sd->ascent = MAX(sd->ascent, Math::round(_font_get_glyph_advance(gl.font_rid, gl.font_size, gl.index).x * 0.5));
sd->descent = MAX(sd->descent, Math::round(_font_get_glyph_advance(gl.font_rid, gl.font_size, gl.index).x * 0.5));
}
sd->upos = MAX(sd->upos, _font_get_underline_position(gl.font_rid, gl.font_size));
sd->uthk = MAX(sd->uthk, _font_get_underline_thickness(gl.font_rid, gl.font_size));
} else if (sd->preserve_invalid || (sd->preserve_control && is_control(gl.index))) {
// Glyph not found, replace with hex code box.
if (sd->orientation == ORIENTATION_HORIZONTAL) {
sd->ascent = MAX(sd->ascent, get_hex_code_box_size(gl.font_size, gl.index).y);
} else {
sd->ascent = MAX(sd->ascent, Math::round(get_hex_code_box_size(gl.font_size, gl.index).x * 0.5));
sd->descent = MAX(sd->descent, Math::round(get_hex_code_box_size(gl.font_size, gl.index).x * 0.5));
}
}
sd->width += gl.advance * gl.repeat;
}
}
_realign(sd);
}
return true;
}
void TextServerAdvanced::_realign(ShapedTextDataAdvanced *p_sd) const {
// Align embedded objects to baseline.
double full_ascent = p_sd->ascent;
double full_descent = p_sd->descent;
for (KeyValue<Variant, ShapedTextDataAdvanced::EmbeddedObject> &E : p_sd->objects) {
if ((E.value.pos >= p_sd->start) && (E.value.pos < p_sd->end)) {
if (p_sd->orientation == ORIENTATION_HORIZONTAL) {
switch (E.value.inline_align & INLINE_ALIGNMENT_TEXT_MASK) {
case INLINE_ALIGNMENT_TO_TOP: {
E.value.rect.position.y = -p_sd->ascent;
} break;
case INLINE_ALIGNMENT_TO_CENTER: {
E.value.rect.position.y = (-p_sd->ascent + p_sd->descent) / 2;
} break;
case INLINE_ALIGNMENT_TO_BASELINE: {
E.value.rect.position.y = 0;
} break;
case INLINE_ALIGNMENT_TO_BOTTOM: {
E.value.rect.position.y = p_sd->descent;
} break;
}
switch (E.value.inline_align & INLINE_ALIGNMENT_IMAGE_MASK) {
case INLINE_ALIGNMENT_BOTTOM_TO: {
E.value.rect.position.y -= E.value.rect.size.y;
} break;
case INLINE_ALIGNMENT_CENTER_TO: {
E.value.rect.position.y -= E.value.rect.size.y / 2;
} break;
case INLINE_ALIGNMENT_TOP_TO: {
// NOP
} break;
}
full_ascent = MAX(full_ascent, -E.value.rect.position.y);
full_descent = MAX(full_descent, E.value.rect.position.y + E.value.rect.size.y);
} else {
switch (E.value.inline_align & INLINE_ALIGNMENT_TEXT_MASK) {
case INLINE_ALIGNMENT_TO_TOP: {
E.value.rect.position.x = -p_sd->ascent;
} break;
case INLINE_ALIGNMENT_TO_CENTER: {
E.value.rect.position.x = (-p_sd->ascent + p_sd->descent) / 2;
} break;
case INLINE_ALIGNMENT_TO_BASELINE: {
E.value.rect.position.x = 0;
} break;
case INLINE_ALIGNMENT_TO_BOTTOM: {
E.value.rect.position.x = p_sd->descent;
} break;
}
switch (E.value.inline_align & INLINE_ALIGNMENT_IMAGE_MASK) {
case INLINE_ALIGNMENT_BOTTOM_TO: {
E.value.rect.position.x -= E.value.rect.size.x;
} break;
case INLINE_ALIGNMENT_CENTER_TO: {
E.value.rect.position.x -= E.value.rect.size.x / 2;
} break;
case INLINE_ALIGNMENT_TOP_TO: {
// NOP
} break;
}
full_ascent = MAX(full_ascent, -E.value.rect.position.x);
full_descent = MAX(full_descent, E.value.rect.position.x + E.value.rect.size.x);
}
}
}
p_sd->ascent = full_ascent;
p_sd->descent = full_descent;
}
RID TextServerAdvanced::_shaped_text_substr(const RID &p_shaped, int64_t p_start, int64_t p_length) const {
_THREAD_SAFE_METHOD_
const ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V(!sd, RID());
MutexLock lock(sd->mutex);
if (sd->parent != RID()) {
return _shaped_text_substr(sd->parent, p_start, p_length);
}
if (!sd->valid) {
const_cast<TextServerAdvanced *>(this)->_shaped_text_shape(p_shaped);
}
ERR_FAIL_COND_V(p_start < 0 || p_length < 0, RID());
ERR_FAIL_COND_V(sd->start > p_start || sd->end < p_start, RID());
ERR_FAIL_COND_V(sd->end < p_start + p_length, RID());
ShapedTextDataAdvanced *new_sd = memnew(ShapedTextDataAdvanced);
new_sd->parent = p_shaped;
new_sd->start = p_start;
new_sd->end = p_start + p_length;
new_sd->orientation = sd->orientation;
new_sd->direction = sd->direction;
new_sd->custom_punct = sd->custom_punct;
new_sd->para_direction = sd->para_direction;
for (int i = 0; i < TextServer::SPACING_MAX; i++) {
new_sd->extra_spacing[i] = sd->extra_spacing[i];
}
if (!_shape_substr(new_sd, sd, p_start, p_length)) {
memdelete(new_sd);
return RID();
}
return shaped_owner.make_rid(new_sd);
}
bool TextServerAdvanced::_shape_substr(ShapedTextDataAdvanced *p_new_sd, const ShapedTextDataAdvanced *p_sd, int64_t p_start, int64_t p_length) const {
if (p_new_sd->valid) {
return true;
}
p_new_sd->hb_buffer = hb_buffer_create();
p_new_sd->line_breaks_valid = p_sd->line_breaks_valid;
p_new_sd->justification_ops_valid = p_sd->justification_ops_valid;
p_new_sd->sort_valid = false;
p_new_sd->upos = p_sd->upos;
p_new_sd->uthk = p_sd->uthk;
if (p_length > 0) {
p_new_sd->text = p_sd->text.substr(p_start - p_sd->start, p_length);
p_new_sd->utf16 = p_new_sd->text.utf16();
p_new_sd->script_iter = memnew(ScriptIterator(p_new_sd->text, 0, p_new_sd->text.length()));
int sd_size = p_sd->glyphs.size();
const Glyph *sd_glyphs = p_sd->glyphs.ptr();
for (int ov = 0; ov < p_sd->bidi_override.size(); ov++) {
UErrorCode err = U_ZERO_ERROR;
if (p_sd->bidi_override[ov].x >= p_start + p_length || p_sd->bidi_override[ov].y <= p_start) {
continue;
}
int start = _convert_pos_inv(p_sd, MAX(0, p_start - p_sd->bidi_override[ov].x));
int end = _convert_pos_inv(p_sd, MIN(p_start + p_length, p_sd->bidi_override[ov].y) - p_sd->bidi_override[ov].x);
ERR_FAIL_COND_V_MSG((start < 0 || end - start > p_new_sd->utf16.length()), false, "Invalid BiDi override range.");
// Create temporary line bidi & shape.
UBiDi *bidi_iter = ubidi_openSized(end - start, 0, &err);
ERR_FAIL_COND_V_MSG(U_FAILURE(err), false, u_errorName(err));
ubidi_setLine(p_sd->bidi_iter[ov], start, end, bidi_iter, &err);
if (U_FAILURE(err)) {
ubidi_close(bidi_iter);
ERR_FAIL_V_MSG(false, u_errorName(err));
}
p_new_sd->bidi_iter.push_back(bidi_iter);
err = U_ZERO_ERROR;
int bidi_run_count = ubidi_countRuns(bidi_iter, &err);
ERR_FAIL_COND_V_MSG(U_FAILURE(err), false, u_errorName(err));
for (int i = 0; i < bidi_run_count; i++) {
int32_t _bidi_run_start = 0;
int32_t _bidi_run_length = 0;
ubidi_getVisualRun(bidi_iter, i, &_bidi_run_start, &_bidi_run_length);
int32_t bidi_run_start = _convert_pos(p_sd, p_sd->bidi_override[ov].x + start + _bidi_run_start);
int32_t bidi_run_end = _convert_pos(p_sd, p_sd->bidi_override[ov].x + start + _bidi_run_start + _bidi_run_length);
for (int j = 0; j < sd_size; j++) {
if ((sd_glyphs[j].start >= bidi_run_start) && (sd_glyphs[j].end <= bidi_run_end)) {
// Copy glyphs.
Glyph gl = sd_glyphs[j];
Variant key;
bool find_embedded = false;
if (gl.count == 1) {
for (const KeyValue<Variant, ShapedTextDataAdvanced::EmbeddedObject> &E : p_sd->objects) {
if (E.value.pos == gl.start) {
find_embedded = true;
key = E.key;
p_new_sd->objects[key] = E.value;
break;
}
}
}
if (find_embedded) {
if (p_new_sd->orientation == ORIENTATION_HORIZONTAL) {
p_new_sd->objects[key].rect.position.x = p_new_sd->width;
p_new_sd->width += p_new_sd->objects[key].rect.size.x;
} else {
p_new_sd->objects[key].rect.position.y = p_new_sd->width;
p_new_sd->width += p_new_sd->objects[key].rect.size.y;
}
} else {
if (gl.font_rid.is_valid()) {
if (p_new_sd->orientation == ORIENTATION_HORIZONTAL) {
p_new_sd->ascent = MAX(p_new_sd->ascent, MAX(_font_get_ascent(gl.font_rid, gl.font_size), -gl.y_off));
p_new_sd->descent = MAX(p_new_sd->descent, MAX(_font_get_descent(gl.font_rid, gl.font_size), gl.y_off));
} else {
p_new_sd->ascent = MAX(p_new_sd->ascent, Math::round(_font_get_glyph_advance(gl.font_rid, gl.font_size, gl.index).x * 0.5));
p_new_sd->descent = MAX(p_new_sd->descent, Math::round(_font_get_glyph_advance(gl.font_rid, gl.font_size, gl.index).x * 0.5));
}
} else if (p_new_sd->preserve_invalid || (p_new_sd->preserve_control && is_control(gl.index))) {
// Glyph not found, replace with hex code box.
if (p_new_sd->orientation == ORIENTATION_HORIZONTAL) {
p_new_sd->ascent = MAX(p_new_sd->ascent, get_hex_code_box_size(gl.font_size, gl.index).y);
} else {
p_new_sd->ascent = MAX(p_new_sd->ascent, Math::round(get_hex_code_box_size(gl.font_size, gl.index).x * 0.5));
p_new_sd->descent = MAX(p_new_sd->descent, Math::round(get_hex_code_box_size(gl.font_size, gl.index).x * 0.5));
}
}
p_new_sd->width += gl.advance * gl.repeat;
}
p_new_sd->glyphs.push_back(gl);
}
}
}
}
_realign(p_new_sd);
}
p_new_sd->valid = true;
return true;
}
RID TextServerAdvanced::_shaped_text_get_parent(const RID &p_shaped) const {
ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V(!sd, RID());
MutexLock lock(sd->mutex);
return sd->parent;
}
double TextServerAdvanced::_shaped_text_fit_to_width(const RID &p_shaped, double p_width, BitField<TextServer::JustificationFlag> p_jst_flags) {
ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V(!sd, 0.0);
MutexLock lock(sd->mutex);
if (!sd->valid) {
const_cast<TextServerAdvanced *>(this)->_shaped_text_shape(p_shaped);
}
if (!sd->justification_ops_valid) {
const_cast<TextServerAdvanced *>(this)->_shaped_text_update_justification_ops(p_shaped);
}
sd->fit_width_minimum_reached = false;
int start_pos = 0;
int end_pos = sd->glyphs.size() - 1;
if (p_jst_flags.has_flag(JUSTIFICATION_AFTER_LAST_TAB)) {
int start, end, delta;
if (sd->para_direction == DIRECTION_LTR) {
start = sd->glyphs.size() - 1;
end = -1;
delta = -1;
} else {
start = 0;
end = sd->glyphs.size();
delta = +1;
}
for (int i = start; i != end; i += delta) {
if ((sd->glyphs[i].flags & GRAPHEME_IS_TAB) == GRAPHEME_IS_TAB) {
if (sd->para_direction == DIRECTION_LTR) {
start_pos = i;
break;
} else {
end_pos = i;
break;
}
}
}
}
double justification_width;
if (p_jst_flags.has_flag(JUSTIFICATION_CONSTRAIN_ELLIPSIS)) {
if (sd->overrun_trim_data.trim_pos >= 0) {
if (sd->para_direction == DIRECTION_RTL) {
start_pos = sd->overrun_trim_data.trim_pos;
} else {
end_pos = sd->overrun_trim_data.trim_pos;
}
justification_width = sd->width_trimmed;
} else {
return Math::ceil(sd->width);
}
} else {
justification_width = sd->width;
}
if (p_jst_flags.has_flag(JUSTIFICATION_TRIM_EDGE_SPACES)) {
// Trim spaces.
while ((start_pos < end_pos) && ((sd->glyphs[start_pos].flags & GRAPHEME_IS_SPACE) == GRAPHEME_IS_SPACE || (sd->glyphs[start_pos].flags & GRAPHEME_IS_BREAK_HARD) == GRAPHEME_IS_BREAK_HARD || (sd->glyphs[start_pos].flags & GRAPHEME_IS_BREAK_SOFT) == GRAPHEME_IS_BREAK_SOFT)) {
justification_width -= sd->glyphs[start_pos].advance * sd->glyphs[start_pos].repeat;
sd->glyphs.write[start_pos].advance = 0;
start_pos += sd->glyphs[start_pos].count;
}
while ((start_pos < end_pos) && ((sd->glyphs[end_pos].flags & GRAPHEME_IS_SPACE) == GRAPHEME_IS_SPACE || (sd->glyphs[end_pos].flags & GRAPHEME_IS_BREAK_HARD) == GRAPHEME_IS_BREAK_HARD || (sd->glyphs[end_pos].flags & GRAPHEME_IS_BREAK_SOFT) == GRAPHEME_IS_BREAK_SOFT)) {
justification_width -= sd->glyphs[end_pos].advance * sd->glyphs[end_pos].repeat;
sd->glyphs.write[end_pos].advance = 0;
end_pos -= sd->glyphs[end_pos].count;
}
} else {
// Skip breaks, but do not reset size.
while ((start_pos < end_pos) && ((sd->glyphs[start_pos].flags & GRAPHEME_IS_BREAK_HARD) == GRAPHEME_IS_BREAK_HARD || (sd->glyphs[start_pos].flags & GRAPHEME_IS_BREAK_SOFT) == GRAPHEME_IS_BREAK_SOFT)) {
start_pos += sd->glyphs[start_pos].count;
}
while ((start_pos < end_pos) && ((sd->glyphs[end_pos].flags & GRAPHEME_IS_BREAK_HARD) == GRAPHEME_IS_BREAK_HARD || (sd->glyphs[end_pos].flags & GRAPHEME_IS_BREAK_SOFT) == GRAPHEME_IS_BREAK_SOFT)) {
end_pos -= sd->glyphs[end_pos].count;
}
}
int space_count = 0;
int elongation_count = 0;
for (int i = start_pos; i <= end_pos; i++) {
const Glyph &gl = sd->glyphs[i];
if (gl.count > 0) {
if ((gl.flags & GRAPHEME_IS_ELONGATION) == GRAPHEME_IS_ELONGATION) {
if ((i > 0) && ((sd->glyphs[i - 1].flags & GRAPHEME_IS_ELONGATION) != GRAPHEME_IS_ELONGATION)) {
// Expand once per elongation sequence.
elongation_count++;
}
}
if ((gl.flags & GRAPHEME_IS_SPACE) == GRAPHEME_IS_SPACE) {
space_count++;
}
}
}
if ((elongation_count > 0) && p_jst_flags.has_flag(JUSTIFICATION_KASHIDA)) {
double delta_width_per_kashida = (p_width - justification_width) / elongation_count;
for (int i = start_pos; i <= end_pos; i++) {
Glyph &gl = sd->glyphs.write[i];
if (gl.count > 0) {
if (((gl.flags & GRAPHEME_IS_ELONGATION) == GRAPHEME_IS_ELONGATION) && (gl.advance > 0)) {
if ((i > 0) && ((sd->glyphs[i - 1].flags & GRAPHEME_IS_ELONGATION) != GRAPHEME_IS_ELONGATION)) {
// Expand once per elongation sequence.
int count = delta_width_per_kashida / gl.advance;
int prev_count = gl.repeat;
if ((gl.flags & GRAPHEME_IS_VIRTUAL) == GRAPHEME_IS_VIRTUAL) {
gl.repeat = MAX(count, 0);
} else {
gl.repeat = MAX(count + 1, 1);
}
justification_width += (gl.repeat - prev_count) * gl.advance;
}
}
}
}
}
if ((space_count > 0) && p_jst_flags.has_flag(JUSTIFICATION_WORD_BOUND)) {
double delta_width_per_space = (p_width - justification_width) / space_count;
double adv_remain = 0;
for (int i = start_pos; i <= end_pos; i++) {
Glyph &gl = sd->glyphs.write[i];
if (gl.count > 0) {
if ((gl.flags & GRAPHEME_IS_SPACE) == GRAPHEME_IS_SPACE) {
double old_adv = gl.advance;
double new_advance;
if ((gl.flags & GRAPHEME_IS_VIRTUAL) == GRAPHEME_IS_VIRTUAL) {
new_advance = MAX(gl.advance + delta_width_per_space, 0.0);
} else {
new_advance = MAX(gl.advance + delta_width_per_space, 0.1 * gl.font_size);
}
gl.advance = new_advance;
adv_remain += (new_advance - gl.advance);
if (adv_remain >= 1.0) {
gl.advance++;
adv_remain -= 1.0;
} else if (adv_remain <= -1.0) {
gl.advance = MAX(gl.advance - 1, 0);
adv_remain -= 1.0;
}
justification_width += (gl.advance - old_adv);
}
}
}
}
if (Math::floor(p_width) < Math::floor(justification_width)) {
sd->fit_width_minimum_reached = true;
}
if (!p_jst_flags.has_flag(JUSTIFICATION_CONSTRAIN_ELLIPSIS)) {
sd->width = justification_width;
}
return Math::ceil(justification_width);
}
double TextServerAdvanced::_shaped_text_tab_align(const RID &p_shaped, const PackedFloat32Array &p_tab_stops) {
ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V(!sd, 0.0);
MutexLock lock(sd->mutex);
if (!sd->valid) {
const_cast<TextServerAdvanced *>(this)->_shaped_text_shape(p_shaped);
}
if (!sd->line_breaks_valid) {
const_cast<TextServerAdvanced *>(this)->_shaped_text_update_breaks(p_shaped);
}
for (int i = 0; i < p_tab_stops.size(); i++) {
if (p_tab_stops[i] <= 0) {
return 0.0;
}
}
int tab_index = 0;
double off = 0.0;
int start, end, delta;
if (sd->para_direction == DIRECTION_LTR) {
start = 0;
end = sd->glyphs.size();
delta = +1;
} else {
start = sd->glyphs.size() - 1;
end = -1;
delta = -1;
}
Glyph *gl = sd->glyphs.ptrw();
for (int i = start; i != end; i += delta) {
if ((gl[i].flags & GRAPHEME_IS_TAB) == GRAPHEME_IS_TAB) {
double tab_off = 0.0;
while (tab_off <= off) {
tab_off += p_tab_stops[tab_index];
tab_index++;
if (tab_index >= p_tab_stops.size()) {
tab_index = 0;
}
}
double old_adv = gl[i].advance;
gl[i].advance = tab_off - off;
sd->width += gl[i].advance - old_adv;
off = 0;
continue;
}
off += gl[i].advance * gl[i].repeat;
}
return 0.0;
}
void TextServerAdvanced::_shaped_text_overrun_trim_to_width(const RID &p_shaped_line, double p_width, BitField<TextServer::TextOverrunFlag> p_trim_flags) {
ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped_line);
ERR_FAIL_COND_MSG(!sd, "ShapedTextDataAdvanced invalid.");
MutexLock lock(sd->mutex);
if (!sd->valid) {
_shaped_text_shape(p_shaped_line);
}
sd->text_trimmed = false;
sd->overrun_trim_data.ellipsis_glyph_buf.clear();
bool add_ellipsis = p_trim_flags.has_flag(OVERRUN_ADD_ELLIPSIS);
bool cut_per_word = p_trim_flags.has_flag(OVERRUN_TRIM_WORD_ONLY);
bool enforce_ellipsis = p_trim_flags.has_flag(OVERRUN_ENFORCE_ELLIPSIS);
bool justification_aware = p_trim_flags.has_flag(OVERRUN_JUSTIFICATION_AWARE);
Glyph *sd_glyphs = sd->glyphs.ptrw();
if ((p_trim_flags & OVERRUN_TRIM) == OVERRUN_NO_TRIM || sd_glyphs == nullptr || p_width <= 0 || !(sd->width > p_width || enforce_ellipsis)) {
sd->overrun_trim_data.trim_pos = -1;
sd->overrun_trim_data.ellipsis_pos = -1;
return;
}
if (justification_aware && !sd->fit_width_minimum_reached) {
return;
}
Vector<ShapedTextDataAdvanced::Span> &spans = sd->spans;
if (sd->parent != RID()) {
ShapedTextDataAdvanced *parent_sd = shaped_owner.get_or_null(sd->parent);
ERR_FAIL_COND(!parent_sd->valid);
spans = parent_sd->spans;
}
if (spans.size() == 0) {
return;
}
int sd_size = sd->glyphs.size();
int last_gl_font_size = sd_glyphs[sd_size - 1].font_size;
// Find usable fonts, if fonts from the last glyph do not have required chars.
RID dot_gl_font_rid = sd_glyphs[sd_size - 1].font_rid;
if (!_font_has_char(dot_gl_font_rid, '.')) {
const Array &fonts = spans[spans.size() - 1].fonts;
for (int i = 0; i < fonts.size(); i++) {
if (_font_has_char(fonts[i], '.')) {
dot_gl_font_rid = fonts[i];
break;
}
}
}
RID whitespace_gl_font_rid = sd_glyphs[sd_size - 1].font_rid;
if (!_font_has_char(whitespace_gl_font_rid, '.')) {
const Array &fonts = spans[spans.size() - 1].fonts;
for (int i = 0; i < fonts.size(); i++) {
if (_font_has_char(fonts[i], ' ')) {
whitespace_gl_font_rid = fonts[i];
break;
}
}
}
int32_t dot_gl_idx = dot_gl_font_rid.is_valid() ? _font_get_glyph_index(dot_gl_font_rid, last_gl_font_size, '.', 0) : -10;
Vector2 dot_adv = dot_gl_font_rid.is_valid() ? _font_get_glyph_advance(dot_gl_font_rid, last_gl_font_size, dot_gl_idx) : Vector2();
int32_t whitespace_gl_idx = whitespace_gl_font_rid.is_valid() ? _font_get_glyph_index(whitespace_gl_font_rid, last_gl_font_size, ' ', 0) : -10;
Vector2 whitespace_adv = whitespace_gl_font_rid.is_valid() ? _font_get_glyph_advance(whitespace_gl_font_rid, last_gl_font_size, whitespace_gl_idx) : Vector2();
int ellipsis_width = 0;
if (add_ellipsis && whitespace_gl_font_rid.is_valid()) {
ellipsis_width = 3 * dot_adv.x + sd->extra_spacing[SPACING_GLYPH] + (cut_per_word ? whitespace_adv.x : 0);
}
int ell_min_characters = 6;
double width = sd->width;
bool is_rtl = sd->para_direction == DIRECTION_RTL;
int trim_pos = (is_rtl) ? sd_size : 0;
int ellipsis_pos = (enforce_ellipsis) ? 0 : -1;
int last_valid_cut = 0;
bool found = false;
int glyphs_from = (is_rtl) ? 0 : sd_size - 1;
int glyphs_to = (is_rtl) ? sd_size - 1 : -1;
int glyphs_delta = (is_rtl) ? +1 : -1;
if (enforce_ellipsis && (width + ellipsis_width <= p_width)) {
trim_pos = -1;
ellipsis_pos = (is_rtl) ? 0 : sd_size;
} else {
for (int i = glyphs_from; i != glyphs_to; i += glyphs_delta) {
if (!is_rtl) {
width -= sd_glyphs[i].advance * sd_glyphs[i].repeat;
}
if (sd_glyphs[i].count > 0) {
bool above_min_char_threshold = ((is_rtl) ? sd_size - 1 - i : i) >= ell_min_characters;
if (width + (((above_min_char_threshold && add_ellipsis) || enforce_ellipsis) ? ellipsis_width : 0) <= p_width) {
if (cut_per_word && above_min_char_threshold) {
if ((sd_glyphs[i].flags & GRAPHEME_IS_BREAK_SOFT) == GRAPHEME_IS_BREAK_SOFT) {
last_valid_cut = i;
found = true;
}
} else {
last_valid_cut = i;
found = true;
}
if (found) {
trim_pos = last_valid_cut;
if (add_ellipsis && (above_min_char_threshold || enforce_ellipsis) && width - ellipsis_width <= p_width) {
ellipsis_pos = trim_pos;
}
break;
}
}
}
if (is_rtl) {
width -= sd_glyphs[i].advance * sd_glyphs[i].repeat;
}
}
}
sd->overrun_trim_data.trim_pos = trim_pos;
sd->overrun_trim_data.ellipsis_pos = ellipsis_pos;
if (trim_pos == 0 && enforce_ellipsis && add_ellipsis) {
sd->overrun_trim_data.ellipsis_pos = 0;
}
if ((trim_pos >= 0 && sd->width > p_width) || enforce_ellipsis) {
if (add_ellipsis && (ellipsis_pos > 0 || enforce_ellipsis)) {
// Insert an additional space when cutting word bound for aesthetics.
if (cut_per_word && (ellipsis_pos > 0)) {
Glyph gl;
gl.count = 1;
gl.advance = whitespace_adv.x;
gl.index = whitespace_gl_idx;
gl.font_rid = whitespace_gl_font_rid;
gl.font_size = last_gl_font_size;
gl.flags = GRAPHEME_IS_SPACE | GRAPHEME_IS_BREAK_SOFT | GRAPHEME_IS_VIRTUAL | (is_rtl ? GRAPHEME_IS_RTL : 0);
sd->overrun_trim_data.ellipsis_glyph_buf.append(gl);
}
// Add ellipsis dots.
if (dot_gl_idx != 0) {
Glyph gl;
gl.count = 1;
gl.repeat = 3;
gl.advance = dot_adv.x;
gl.index = dot_gl_idx;
gl.font_rid = dot_gl_font_rid;
gl.font_size = last_gl_font_size;
gl.flags = GRAPHEME_IS_PUNCTUATION | GRAPHEME_IS_VIRTUAL | (is_rtl ? GRAPHEME_IS_RTL : 0);
sd->overrun_trim_data.ellipsis_glyph_buf.append(gl);
}
}
sd->text_trimmed = true;
sd->width_trimmed = width + ((ellipsis_pos != -1) ? ellipsis_width : 0);
}
}
int64_t TextServerAdvanced::_shaped_text_get_trim_pos(const RID &p_shaped) const {
ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V_MSG(!sd, -1, "ShapedTextDataAdvanced invalid.");
MutexLock lock(sd->mutex);
return sd->overrun_trim_data.trim_pos;
}
int64_t TextServerAdvanced::_shaped_text_get_ellipsis_pos(const RID &p_shaped) const {
ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V_MSG(!sd, -1, "ShapedTextDataAdvanced invalid.");
MutexLock lock(sd->mutex);
return sd->overrun_trim_data.ellipsis_pos;
}
const Glyph *TextServerAdvanced::_shaped_text_get_ellipsis_glyphs(const RID &p_shaped) const {
ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V_MSG(!sd, nullptr, "ShapedTextDataAdvanced invalid.");
MutexLock lock(sd->mutex);
return sd->overrun_trim_data.ellipsis_glyph_buf.ptr();
}
int64_t TextServerAdvanced::_shaped_text_get_ellipsis_glyph_count(const RID &p_shaped) const {
ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V_MSG(!sd, 0, "ShapedTextDataAdvanced invalid.");
MutexLock lock(sd->mutex);
return sd->overrun_trim_data.ellipsis_glyph_buf.size();
}
bool TextServerAdvanced::_shaped_text_update_breaks(const RID &p_shaped) {
ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V(!sd, false);
MutexLock lock(sd->mutex);
if (!sd->valid) {
_shaped_text_shape(p_shaped);
}
if (sd->line_breaks_valid) {
return true; // Nothing to do.
}
const UChar *data = sd->utf16.get_data();
if (!sd->break_ops_valid) {
sd->breaks.clear();
sd->break_inserts = 0;
UErrorCode err = U_ZERO_ERROR;
int i = 0;
while (i < sd->spans.size()) {
String language = sd->spans[i].language;
int r_start = sd->spans[i].start;
while (i + 1 < sd->spans.size() && language == sd->spans[i + 1].language) {
i++;
}
int r_end = sd->spans[i].end;
UBreakIterator *bi = ubrk_open(UBRK_LINE, (language.is_empty()) ? TranslationServer::get_singleton()->get_tool_locale().ascii().get_data() : language.ascii().get_data(), data + _convert_pos_inv(sd, r_start), _convert_pos_inv(sd, r_end - r_start), &err);
if (U_FAILURE(err)) {
// No data loaded - use fallback.
for (int j = r_start; j < r_end; j++) {
char32_t c = sd->text[j - sd->start];
if (is_whitespace(c)) {
sd->breaks[j + 1] = false;
}
if (is_linebreak(c)) {
sd->breaks[j + 1] = true;
}
}
} else {
while (ubrk_next(bi) != UBRK_DONE) {
int pos = _convert_pos(sd, ubrk_current(bi)) + r_start;
if ((ubrk_getRuleStatus(bi) >= UBRK_LINE_HARD) && (ubrk_getRuleStatus(bi) < UBRK_LINE_HARD_LIMIT)) {
sd->breaks[pos] = true;
} else if ((ubrk_getRuleStatus(bi) >= UBRK_LINE_SOFT) && (ubrk_getRuleStatus(bi) < UBRK_LINE_SOFT_LIMIT)) {
sd->breaks[pos] = false;
}
int pos_p = pos - 1 - sd->start;
char32_t c = sd->text[pos_p];
if (pos - sd->start != sd->end && !is_whitespace(c) && (c != 0xfffc)) {
sd->break_inserts++;
}
}
}
ubrk_close(bi);
i++;
}
sd->break_ops_valid = true;
}
Vector<Glyph> glyphs_new;
bool rewrite = false;
int sd_shift = 0;
int sd_size = sd->glyphs.size();
Glyph *sd_glyphs = sd->glyphs.ptrw();
Glyph *sd_glyphs_new = nullptr;
if (sd->break_inserts > 0) {
glyphs_new.resize(sd->glyphs.size() + sd->break_inserts);
sd_glyphs_new = glyphs_new.ptrw();
rewrite = true;
} else {
sd_glyphs_new = sd_glyphs;
}
sd->sort_valid = false;
sd->glyphs_logical.clear();
const char32_t *ch = sd->text.ptr();
int c_punct_size = sd->custom_punct.length();
const char32_t *c_punct = sd->custom_punct.ptr();
for (int i = 0; i < sd_size; i++) {
if (rewrite) {
for (int j = 0; j < sd_glyphs[i].count; j++) {
sd_glyphs_new[sd_shift + i + j] = sd_glyphs[i + j];
}
}
if (sd_glyphs[i].count > 0) {
char32_t c = ch[sd_glyphs[i].start - sd->start];
if (c == 0xfffc) {
i += (sd_glyphs[i].count - 1);
continue;
}
if (c == 0x0009 || c == 0x000b) {
sd_glyphs_new[sd_shift + i].flags |= GRAPHEME_IS_TAB;
}
if (is_whitespace(c)) {
sd_glyphs_new[sd_shift + i].flags |= GRAPHEME_IS_SPACE;
}
if (c_punct_size == 0) {
if (u_ispunct(c) && c != 0x005f) {
sd_glyphs_new[sd_shift + i].flags |= GRAPHEME_IS_PUNCTUATION;
}
} else {
for (int j = 0; j < c_punct_size; j++) {
if (c_punct[j] == c) {
sd_glyphs_new[sd_shift + i].flags |= GRAPHEME_IS_PUNCTUATION;
break;
}
}
}
if (is_underscore(c)) {
sd_glyphs_new[sd_shift + i].flags |= GRAPHEME_IS_UNDERSCORE;
}
if (sd->breaks.has(sd_glyphs[i].end)) {
if (sd->breaks[sd_glyphs[i].end] && (is_linebreak(c))) {
sd_glyphs_new[sd_shift + i].flags |= GRAPHEME_IS_BREAK_HARD;
} else if (is_whitespace(c)) {
sd_glyphs_new[sd_shift + i].flags |= GRAPHEME_IS_BREAK_SOFT;
} else {
int count = sd_glyphs[i].count;
// Do not add extra space at the end of the line.
if (sd_glyphs[i].end == sd->end) {
i += (sd_glyphs[i].count - 1);
continue;
}
// Do not add extra space after existing space.
if (sd_glyphs[i].flags & GRAPHEME_IS_RTL) {
if ((i + count < sd_size - 1) && ((sd_glyphs[i + count].flags & (GRAPHEME_IS_SPACE | GRAPHEME_IS_BREAK_SOFT)) == (GRAPHEME_IS_SPACE | GRAPHEME_IS_BREAK_SOFT))) {
i += (sd_glyphs[i].count - 1);
continue;
}
} else {
if ((sd_glyphs[i].flags & (GRAPHEME_IS_SPACE | GRAPHEME_IS_BREAK_SOFT)) == (GRAPHEME_IS_SPACE | GRAPHEME_IS_BREAK_SOFT)) {
i += (sd_glyphs[i].count - 1);
continue;
}
}
Glyph gl;
gl.start = sd_glyphs[i].start;
gl.end = sd_glyphs[i].end;
gl.count = 1;
gl.font_rid = sd_glyphs[i].font_rid;
gl.font_size = sd_glyphs[i].font_size;
gl.flags = GRAPHEME_IS_BREAK_SOFT | GRAPHEME_IS_VIRTUAL | GRAPHEME_IS_SPACE;
if (sd_glyphs[i].flags & GRAPHEME_IS_RTL) {
gl.flags |= GRAPHEME_IS_RTL;
for (int j = sd_glyphs[i].count - 1; j >= 0; j--) {
sd_glyphs_new[sd_shift + i + j + 1] = sd_glyphs_new[sd_shift + i + j];
}
sd_glyphs_new[sd_shift + i] = gl;
} else {
sd_glyphs_new[sd_shift + i + count] = gl;
}
sd_shift++;
ERR_FAIL_COND_V_MSG(sd_shift > sd->break_inserts, false, "Invalid break insert count!");
}
}
i += (sd_glyphs[i].count - 1);
}
}
if (sd_shift < sd->break_inserts) {
// Note: should not happen with a normal text, but might be a case with special fonts that substitute a long string (with breaks opportunities in it) with a single glyph (like Font Awesome).
glyphs_new.resize(sd->glyphs.size() + sd_shift);
}
if (sd->break_inserts > 0) {
sd->glyphs = glyphs_new;
}
sd->line_breaks_valid = true;
return sd->line_breaks_valid;
}
_FORCE_INLINE_ int64_t _generate_kashida_justification_opportunies(const String &p_data, int64_t p_start, int64_t p_end) {
int64_t kashida_pos = -1;
int8_t priority = 100;
int64_t i = p_start;
char32_t pc = 0;
while ((p_end > p_start) && is_transparent(p_data[p_end - 1])) {
p_end--;
}
while (i < p_end) {
uint32_t c = p_data[i];
if (c == 0x0640) {
kashida_pos = i;
priority = 0;
}
if (priority >= 1 && i < p_end - 1) {
if (is_seen_sad(c) && (p_data[i + 1] != 0x200c)) {
kashida_pos = i;
priority = 1;
}
}
if (priority >= 2 && i > p_start) {
if (is_teh_marbuta(c) || is_dal(c) || (is_heh(c) && i == p_end - 1)) {
if (is_connected_to_prev(c, pc)) {
kashida_pos = i - 1;
priority = 2;
}
}
}
if (priority >= 3 && i > p_start) {
if (is_alef(c) || ((is_lam(c) || is_tah(c) || is_kaf(c) || is_gaf(c)) && i == p_end - 1)) {
if (is_connected_to_prev(c, pc)) {
kashida_pos = i - 1;
priority = 3;
}
}
}
if (priority >= 4 && i > p_start && i < p_end - 1) {
if (is_beh(c)) {
if (is_reh(p_data[i + 1]) || is_yeh(p_data[i + 1])) {
if (is_connected_to_prev(c, pc)) {
kashida_pos = i - 1;
priority = 4;
}
}
}
}
if (priority >= 5 && i > p_start) {
if (is_waw(c) || ((is_ain(c) || is_qaf(c) || is_feh(c)) && i == p_end - 1)) {
if (is_connected_to_prev(c, pc)) {
kashida_pos = i - 1;
priority = 5;
}
}
}
if (priority >= 6 && i > p_start) {
if (is_reh(c)) {
if (is_connected_to_prev(c, pc)) {
kashida_pos = i - 1;
priority = 6;
}
}
}
if (!is_transparent(c)) {
pc = c;
}
i++;
}
return kashida_pos;
}
bool TextServerAdvanced::_shaped_text_update_justification_ops(const RID &p_shaped) {
ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V(!sd, false);
MutexLock lock(sd->mutex);
if (!sd->valid) {
_shaped_text_shape(p_shaped);
}
if (!sd->line_breaks_valid) {
_shaped_text_update_breaks(p_shaped);
}
if (sd->justification_ops_valid) {
return true; // Nothing to do.
}
const UChar *data = sd->utf16.get_data();
int data_size = sd->utf16.length();
if (!sd->js_ops_valid) {
sd->jstops.clear();
// Use ICU word iterator and custom kashida detection.
UErrorCode err = U_ZERO_ERROR;
UBreakIterator *bi = ubrk_open(UBRK_WORD, "", data, data_size, &err);
if (U_FAILURE(err)) {
// No data - use fallback.
int limit = 0;
for (int i = 0; i < sd->text.length(); i++) {
if (is_whitespace(data[i])) {
int ks = _generate_kashida_justification_opportunies(sd->text, limit, i) + sd->start;
if (ks != -1) {
sd->jstops[ks] = true;
}
limit = i + 1;
}
}
int ks = _generate_kashida_justification_opportunies(sd->text, limit, sd->text.length()) + sd->start;
if (ks != -1) {
sd->jstops[ks] = true;
}
} else {
int limit = 0;
while (ubrk_next(bi) != UBRK_DONE) {
if (ubrk_getRuleStatus(bi) != UBRK_WORD_NONE) {
int i = _convert_pos(sd, ubrk_current(bi));
sd->jstops[i + sd->start] = false;
int ks = _generate_kashida_justification_opportunies(sd->text, limit, i);
if (ks != -1) {
sd->jstops[ks + sd->start] = true;
}
limit = i;
}
}
ubrk_close(bi);
}
sd->js_ops_valid = true;
}
sd->sort_valid = false;
sd->glyphs_logical.clear();
Glyph *sd_glyphs = sd->glyphs.ptrw();
int sd_size = sd->glyphs.size();
if (!sd->jstops.is_empty()) {
for (int i = 0; i < sd_size; i++) {
if (sd_glyphs[i].count > 0) {
char32_t c = sd->text[sd_glyphs[i].start - sd->start];
if (c == 0x0640 && sd_glyphs[i].start == sd_glyphs[i].end - 1) {
sd_glyphs[i].flags |= GRAPHEME_IS_ELONGATION;
}
if (sd->jstops.has(sd_glyphs[i].start)) {
if (c == 0xfffc) {
continue;
}
if (sd->jstops[sd_glyphs[i].start]) {
if (c != 0x0640) {
if (sd_glyphs[i].font_rid != RID()) {
Glyph gl = _shape_single_glyph(sd, 0x0640, HB_SCRIPT_ARABIC, HB_DIRECTION_RTL, sd->glyphs[i].font_rid, sd->glyphs[i].font_size);
if ((sd_glyphs[i].flags & GRAPHEME_IS_VALID) == GRAPHEME_IS_VALID) {
#if HB_VERSION_ATLEAST(5, 1, 0)
if ((i > 0) && ((sd_glyphs[i - 1].flags & GRAPHEME_IS_SAFE_TO_INSERT_TATWEEL) != GRAPHEME_IS_SAFE_TO_INSERT_TATWEEL)) {
continue;
}
#endif
gl.start = sd_glyphs[i].start;
gl.end = sd_glyphs[i].end;
gl.repeat = 0;
gl.count = 1;
if (sd->orientation == ORIENTATION_HORIZONTAL) {
gl.y_off = sd_glyphs[i].y_off;
} else {
gl.x_off = sd_glyphs[i].x_off;
}
gl.flags |= GRAPHEME_IS_ELONGATION | GRAPHEME_IS_VIRTUAL;
sd->glyphs.insert(i, gl);
i++;
// Update write pointer and size.
sd_size = sd->glyphs.size();
sd_glyphs = sd->glyphs.ptrw();
continue;
}
}
}
} else if ((sd_glyphs[i].flags & GRAPHEME_IS_SPACE) != GRAPHEME_IS_SPACE) {
int count = sd_glyphs[i].count;
// Do not add extra spaces at the end of the line.
if (sd_glyphs[i].end == sd->end) {
continue;
}
// Do not add extra space after existing space.
if (sd_glyphs[i].flags & GRAPHEME_IS_RTL) {
if ((i + count < sd_size - 1) && ((sd_glyphs[i + count].flags & (GRAPHEME_IS_SPACE | GRAPHEME_IS_BREAK_SOFT)) == (GRAPHEME_IS_SPACE | GRAPHEME_IS_BREAK_SOFT))) {
continue;
}
} else {
if ((i > 0) && ((sd_glyphs[i - 1].flags & (GRAPHEME_IS_SPACE | GRAPHEME_IS_BREAK_SOFT)) == (GRAPHEME_IS_SPACE | GRAPHEME_IS_BREAK_SOFT))) {
continue;
}
}
// Inject virtual space for alignment.
Glyph gl;
gl.start = sd_glyphs[i].start;
gl.end = sd_glyphs[i].end;
gl.count = 1;
gl.font_rid = sd_glyphs[i].font_rid;
gl.font_size = sd_glyphs[i].font_size;
gl.flags = GRAPHEME_IS_SPACE | GRAPHEME_IS_VIRTUAL;
if (sd_glyphs[i].flags & GRAPHEME_IS_RTL) {
gl.flags |= GRAPHEME_IS_RTL;
sd->glyphs.insert(i, gl); // Insert before.
} else {
sd->glyphs.insert(i + count, gl); // Insert after.
}
i += count;
// Update write pointer and size.
sd_size = sd->glyphs.size();
sd_glyphs = sd->glyphs.ptrw();
continue;
}
}
}
}
}
sd->justification_ops_valid = true;
return sd->justification_ops_valid;
}
Glyph TextServerAdvanced::_shape_single_glyph(ShapedTextDataAdvanced *p_sd, char32_t p_char, hb_script_t p_script, hb_direction_t p_direction, const RID &p_font, int64_t p_font_size) {
hb_font_t *hb_font = _font_get_hb_handle(p_font, p_font_size);
double scale = _font_get_scale(p_font, p_font_size);
bool subpos = (scale != 1.0) || (_font_get_subpixel_positioning(p_font) == SUBPIXEL_POSITIONING_ONE_HALF) || (_font_get_subpixel_positioning(p_font) == SUBPIXEL_POSITIONING_ONE_QUARTER) || (_font_get_subpixel_positioning(p_font) == SUBPIXEL_POSITIONING_AUTO && p_font_size <= SUBPIXEL_POSITIONING_ONE_HALF_MAX_SIZE);
ERR_FAIL_COND_V(hb_font == nullptr, Glyph());
hb_buffer_clear_contents(p_sd->hb_buffer);
hb_buffer_set_direction(p_sd->hb_buffer, p_direction);
hb_buffer_set_flags(p_sd->hb_buffer, (hb_buffer_flags_t)(HB_BUFFER_FLAG_DEFAULT));
hb_buffer_set_script(p_sd->hb_buffer, p_script);
hb_buffer_add_utf32(p_sd->hb_buffer, (const uint32_t *)&p_char, 1, 0, 1);
hb_shape(hb_font, p_sd->hb_buffer, nullptr, 0);
unsigned int glyph_count = 0;
hb_glyph_info_t *glyph_info = hb_buffer_get_glyph_infos(p_sd->hb_buffer, &glyph_count);
hb_glyph_position_t *glyph_pos = hb_buffer_get_glyph_positions(p_sd->hb_buffer, &glyph_count);
// Process glyphs.
Glyph gl;
if (p_direction == HB_DIRECTION_RTL || p_direction == HB_DIRECTION_BTT) {
gl.flags |= TextServer::GRAPHEME_IS_RTL;
}
gl.font_rid = p_font;
gl.font_size = p_font_size;
if (glyph_count > 0) {
if (p_sd->orientation == ORIENTATION_HORIZONTAL) {
if (subpos) {
gl.advance = (double)glyph_pos[0].x_advance / (64.0 / scale) + _get_extra_advance(p_font, p_font_size);
} else {
gl.advance = Math::round((double)glyph_pos[0].x_advance / (64.0 / scale) + _get_extra_advance(p_font, p_font_size));
}
} else {
gl.advance = -Math::round((double)glyph_pos[0].y_advance / (64.0 / scale));
}
gl.count = 1;
gl.index = glyph_info[0].codepoint;
if (subpos) {
gl.x_off = (double)glyph_pos[0].x_offset / (64.0 / scale);
} else {
gl.x_off = Math::round((double)glyph_pos[0].x_offset / (64.0 / scale));
}
gl.y_off = -Math::round((double)glyph_pos[0].y_offset / (64.0 / scale));
if ((glyph_info[0].codepoint != 0) || !u_isgraph(p_char)) {
gl.flags |= GRAPHEME_IS_VALID;
}
}
return gl;
}
_FORCE_INLINE_ void TextServerAdvanced::_add_featuers(const Dictionary &p_source, Vector<hb_feature_t> &r_ftrs) {
Array keys = p_source.keys();
Array values = p_source.values();
for (int i = 0; i < keys.size(); i++) {
int32_t value = values[i];
if (value >= 0) {
hb_feature_t feature;
if (keys[i].get_type() == Variant::STRING) {
feature.tag = _name_to_tag(keys[i]);
} else {
feature.tag = keys[i];
}
feature.value = value;
feature.start = 0;
feature.end = -1;
r_ftrs.push_back(feature);
}
}
}
void TextServerAdvanced::_shape_run(ShapedTextDataAdvanced *p_sd, int64_t p_start, int64_t p_end, hb_script_t p_script, hb_direction_t p_direction, TypedArray<RID> p_fonts, int64_t p_span, int64_t p_fb_index, int64_t p_prev_start, int64_t p_prev_end) {
RID f;
int fs = p_sd->spans[p_span].font_size;
if (p_fb_index >= 0 && p_fb_index < p_fonts.size()) {
// Try font from list.
f = p_fonts[p_fb_index];
} else if (OS::get_singleton()->has_feature("system_fonts") && p_fonts.size() > 0 && ((p_fb_index == p_fonts.size()) || (p_fb_index > p_fonts.size() && p_start != p_prev_start))) {
// Try system fallback.
RID fdef = p_fonts[0];
if (_font_is_allow_system_fallback(fdef)) {
String text = p_sd->text.substr(p_start, 1);
String font_name = _font_get_name(fdef);
BitField<FontStyle> font_style = _font_get_style(fdef);
int font_weight = _font_get_weight(fdef);
int font_stretch = _font_get_stretch(fdef);
Dictionary dvar = _font_get_variation_coordinates(fdef);
static int64_t wgth_tag = _name_to_tag("weight");
static int64_t wdth_tag = _name_to_tag("width");
static int64_t ital_tag = _name_to_tag("italic");
if (dvar.has(wgth_tag)) {
font_weight = dvar[wgth_tag].operator int();
}
if (dvar.has(wdth_tag)) {
font_stretch = dvar[wdth_tag].operator int();
}
if (dvar.has(ital_tag) && dvar[ital_tag].operator int() == 1) {
font_style.set_flag(TextServer::FONT_ITALIC);
}
char scr_buffer[5] = { 0, 0, 0, 0, 0 };
hb_tag_to_string(hb_script_to_iso15924_tag(p_script), scr_buffer);
String script_code = String(scr_buffer);
String locale = (p_sd->spans[p_span].language.is_empty()) ? TranslationServer::get_singleton()->get_tool_locale() : p_sd->spans[p_span].language;
PackedStringArray fallback_font_name = OS::get_singleton()->get_system_font_path_for_text(font_name, text, locale, script_code, font_weight, font_stretch, font_style & TextServer::FONT_ITALIC);
#ifdef GDEXTENSION
for (int fb = 0; fb < fallback_font_name.size(); fb++) {
const String &E = fallback_font_name[fb];
#else
for (const String &E : fallback_font_name) {
#endif
SystemFontKey key = SystemFontKey(E, font_style & TextServer::FONT_ITALIC, font_weight, font_stretch, fdef, this);
if (system_fonts.has(key)) {
const SystemFontCache &sysf_cache = system_fonts[key];
int best_score = 0;
int best_match = -1;
for (int face_idx = 0; face_idx < sysf_cache.var.size(); face_idx++) {
const SystemFontCacheRec &F = sysf_cache.var[face_idx];
if (unlikely(!_font_has_char(F.rid, text[0]))) {
continue;
}
BitField<FontStyle> style = _font_get_style(F.rid);
int weight = _font_get_weight(F.rid);
int stretch = _font_get_stretch(F.rid);
int score = (20 - Math::abs(weight - font_weight) / 50);
score += (20 - Math::abs(stretch - font_stretch) / 10);
if (bool(style & TextServer::FONT_ITALIC) == bool(font_style & TextServer::FONT_ITALIC)) {
score += 30;
}
if (score >= best_score) {
best_score = score;
best_match = face_idx;
}
if (best_score == 70) {
break;
}
}
if (best_match != -1) {
f = sysf_cache.var[best_match].rid;
}
}
if (!f.is_valid()) {
if (system_fonts.has(key)) {
const SystemFontCache &sysf_cache = system_fonts[key];
if (sysf_cache.max_var == sysf_cache.var.size()) {
// All subfonts already tested, skip.
continue;
}
}
if (!system_font_data.has(E)) {
system_font_data[E] = FileAccess::get_file_as_bytes(E);
}
const PackedByteArray &font_data = system_font_data[E];
SystemFontCacheRec sysf;
sysf.rid = _create_font();
_font_set_data_ptr(sysf.rid, font_data.ptr(), font_data.size());
Dictionary var = dvar;
// Select matching style from collection.
int best_score = 0;
int best_match = -1;
for (int face_idx = 0; face_idx < _font_get_face_count(sysf.rid); face_idx++) {
_font_set_face_index(sysf.rid, face_idx);
if (unlikely(!_font_has_char(sysf.rid, text[0]))) {
continue;
}
BitField<FontStyle> style = _font_get_style(sysf.rid);
int weight = _font_get_weight(sysf.rid);
int stretch = _font_get_stretch(sysf.rid);
int score = (20 - Math::abs(weight - font_weight) / 50);
score += (20 - Math::abs(stretch - font_stretch) / 10);
if (bool(style & TextServer::FONT_ITALIC) == bool(font_style & TextServer::FONT_ITALIC)) {
score += 30;
}
if (score >= best_score) {
best_score = score;
best_match = face_idx;
}
if (best_score == 70) {
break;
}
}
if (best_match == -1) {
_free_rid(sysf.rid);
continue;
} else {
_font_set_face_index(sysf.rid, best_match);
}
sysf.index = best_match;
// If it's a variable font, apply weight, stretch and italic coordinates to match requested style.
if (best_score != 70) {
Dictionary ftr = _font_supported_variation_list(sysf.rid);
if (ftr.has(wdth_tag)) {
var[wdth_tag] = font_stretch;
_font_set_stretch(sysf.rid, font_stretch);
}
if (ftr.has(wgth_tag)) {
var[wgth_tag] = font_weight;
_font_set_weight(sysf.rid, font_weight);
}
if ((font_style & TextServer::FONT_ITALIC) && ftr.has(ital_tag)) {
var[ital_tag] = 1;
_font_set_style(sysf.rid, _font_get_style(sysf.rid) | TextServer::FONT_ITALIC);
}
}
_font_set_antialiasing(sysf.rid, key.antialiasing);
_font_set_generate_mipmaps(sysf.rid, key.mipmaps);
_font_set_multichannel_signed_distance_field(sysf.rid, key.msdf);
_font_set_msdf_pixel_range(sysf.rid, key.msdf_range);
_font_set_msdf_size(sysf.rid, key.msdf_source_size);
_font_set_fixed_size(sysf.rid, key.fixed_size);
_font_set_force_autohinter(sysf.rid, key.force_autohinter);
_font_set_hinting(sysf.rid, key.hinting);
_font_set_subpixel_positioning(sysf.rid, key.subpixel_positioning);
_font_set_variation_coordinates(sysf.rid, var);
_font_set_oversampling(sysf.rid, key.oversampling);
_font_set_embolden(sysf.rid, key.embolden);
_font_set_transform(sysf.rid, key.transform);
if (system_fonts.has(key)) {
system_fonts[key].var.push_back(sysf);
} else {
SystemFontCache &sysf_cache = system_fonts[key];
sysf_cache.max_var = _font_get_face_count(sysf.rid);
sysf_cache.var.push_back(sysf);
}
f = sysf.rid;
}
break;
}
}
}
if (!f.is_valid()) {
// No valid font, use fallback hex code boxes.
for (int i = p_start; i < p_end; i++) {
if (p_sd->preserve_invalid || (p_sd->preserve_control && is_control(p_sd->text[i]))) {
Glyph gl;
gl.start = i + p_sd->start;
gl.end = i + 1 + p_sd->start;
gl.count = 1;
gl.index = p_sd->text[i];
gl.font_size = fs;
gl.font_rid = RID();
if (p_direction == HB_DIRECTION_RTL || p_direction == HB_DIRECTION_BTT) {
gl.flags |= TextServer::GRAPHEME_IS_RTL;
}
if (p_sd->orientation == ORIENTATION_HORIZONTAL) {
gl.advance = get_hex_code_box_size(fs, gl.index).x;
p_sd->ascent = MAX(p_sd->ascent, get_hex_code_box_size(fs, gl.index).y);
} else {
gl.advance = get_hex_code_box_size(fs, gl.index).y;
gl.y_off = get_hex_code_box_size(fs, gl.index).y;
gl.x_off = -Math::round(get_hex_code_box_size(fs, gl.index).x * 0.5);
p_sd->ascent = MAX(p_sd->ascent, Math::round(get_hex_code_box_size(fs, gl.index).x * 0.5));
p_sd->descent = MAX(p_sd->descent, Math::round(get_hex_code_box_size(fs, gl.index).x * 0.5));
}
p_sd->width += gl.advance;
p_sd->glyphs.push_back(gl);
}
}
return;
}
FontAdvanced *fd = font_owner.get_or_null(f);
ERR_FAIL_COND(!fd);
MutexLock lock(fd->mutex);
Vector2i fss = _get_size(fd, fs);
hb_font_t *hb_font = _font_get_hb_handle(f, fs);
double scale = _font_get_scale(f, fs);
double sp_sp = p_sd->extra_spacing[SPACING_SPACE];
double sp_gl = p_sd->extra_spacing[SPACING_GLYPH];
bool last_run = (p_sd->end == p_end);
double ea = _get_extra_advance(f, fs);
bool subpos = (scale != 1.0) || (_font_get_subpixel_positioning(f) == SUBPIXEL_POSITIONING_ONE_HALF) || (_font_get_subpixel_positioning(f) == SUBPIXEL_POSITIONING_ONE_QUARTER) || (_font_get_subpixel_positioning(f) == SUBPIXEL_POSITIONING_AUTO && fs <= SUBPIXEL_POSITIONING_ONE_HALF_MAX_SIZE);
ERR_FAIL_COND(hb_font == nullptr);
hb_buffer_clear_contents(p_sd->hb_buffer);
hb_buffer_set_direction(p_sd->hb_buffer, p_direction);
int flags = (p_start == 0 ? HB_BUFFER_FLAG_BOT : 0) | (p_end == p_sd->text.length() ? HB_BUFFER_FLAG_EOT : 0);
if (p_sd->preserve_control) {
flags |= HB_BUFFER_FLAG_PRESERVE_DEFAULT_IGNORABLES;
} else {
flags |= HB_BUFFER_FLAG_DEFAULT;
}
#if HB_VERSION_ATLEAST(5, 1, 0)
flags |= HB_BUFFER_FLAG_PRODUCE_SAFE_TO_INSERT_TATWEEL;
#endif
hb_buffer_set_flags(p_sd->hb_buffer, (hb_buffer_flags_t)flags);
hb_buffer_set_script(p_sd->hb_buffer, p_script);
if (p_sd->spans[p_span].language.is_empty()) {
hb_language_t lang = hb_language_from_string(TranslationServer::get_singleton()->get_tool_locale().ascii().get_data(), -1);
hb_buffer_set_language(p_sd->hb_buffer, lang);
} else {
hb_language_t lang = hb_language_from_string(p_sd->spans[p_span].language.ascii().get_data(), -1);
hb_buffer_set_language(p_sd->hb_buffer, lang);
}
hb_buffer_add_utf32(p_sd->hb_buffer, (const uint32_t *)p_sd->text.ptr(), p_sd->text.length(), p_start, p_end - p_start);
Vector<hb_feature_t> ftrs;
_add_featuers(_font_get_opentype_feature_overrides(f), ftrs);
_add_featuers(p_sd->spans[p_span].features, ftrs);
hb_shape(hb_font, p_sd->hb_buffer, ftrs.is_empty() ? nullptr : &ftrs[0], ftrs.size());
unsigned int glyph_count = 0;
hb_glyph_info_t *glyph_info = hb_buffer_get_glyph_infos(p_sd->hb_buffer, &glyph_count);
hb_glyph_position_t *glyph_pos = hb_buffer_get_glyph_positions(p_sd->hb_buffer, &glyph_count);
int mod = 0;
if (fd->antialiasing == FONT_ANTIALIASING_LCD) {
TextServer::FontLCDSubpixelLayout layout = (TextServer::FontLCDSubpixelLayout)(int)GLOBAL_GET("gui/theme/lcd_subpixel_layout");
if (layout != FONT_LCD_SUBPIXEL_LAYOUT_NONE) {
mod = (layout << 24);
}
}
// Process glyphs.
if (glyph_count > 0) {
Glyph *w = (Glyph *)memalloc(glyph_count * sizeof(Glyph));
int end = (p_direction == HB_DIRECTION_RTL || p_direction == HB_DIRECTION_BTT) ? p_end : 0;
uint32_t last_cluster_id = UINT32_MAX;
unsigned int last_cluster_index = 0;
bool last_cluster_valid = true;
for (unsigned int i = 0; i < glyph_count; i++) {
if ((i > 0) && (last_cluster_id != glyph_info[i].cluster)) {
if (p_direction == HB_DIRECTION_RTL || p_direction == HB_DIRECTION_BTT) {
end = w[last_cluster_index].start;
} else {
for (unsigned int j = last_cluster_index; j < i; j++) {
w[j].end = glyph_info[i].cluster;
}
}
if (p_direction == HB_DIRECTION_RTL || p_direction == HB_DIRECTION_BTT) {
w[last_cluster_index].flags |= GRAPHEME_IS_RTL;
}
if (last_cluster_valid) {
w[last_cluster_index].flags |= GRAPHEME_IS_VALID;
}
w[last_cluster_index].count = i - last_cluster_index;
last_cluster_index = i;
last_cluster_valid = true;
}
last_cluster_id = glyph_info[i].cluster;
Glyph &gl = w[i];
gl = Glyph();
gl.start = glyph_info[i].cluster;
gl.end = end;
gl.count = 0;
gl.font_rid = f;
gl.font_size = fs;
if (glyph_info[i].mask & HB_GLYPH_FLAG_UNSAFE_TO_BREAK) {
gl.flags |= GRAPHEME_IS_CONNECTED;
}
#if HB_VERSION_ATLEAST(5, 1, 0)
if (glyph_info[i].mask & HB_GLYPH_FLAG_SAFE_TO_INSERT_TATWEEL) {
gl.flags |= GRAPHEME_IS_SAFE_TO_INSERT_TATWEEL;
}
#endif
gl.index = glyph_info[i].codepoint;
if (gl.index != 0) {
_ensure_glyph(fd, fss, gl.index | mod);
if (p_sd->orientation == ORIENTATION_HORIZONTAL) {
if (subpos) {
gl.advance = (double)glyph_pos[i].x_advance / (64.0 / scale) + ea;
} else {
gl.advance = Math::round((double)glyph_pos[i].x_advance / (64.0 / scale) + ea);
}
} else {
gl.advance = -Math::round((double)glyph_pos[i].y_advance / (64.0 / scale));
}
if (subpos) {
gl.x_off = (double)glyph_pos[i].x_offset / (64.0 / scale);
} else {
gl.x_off = Math::round((double)glyph_pos[i].x_offset / (64.0 / scale));
}
gl.y_off = -Math::round((double)glyph_pos[i].y_offset / (64.0 / scale));
}
if (!last_run || i < glyph_count - 1) {
// Do not add extra spacing to the last glyph of the string.
if (sp_sp && is_whitespace(p_sd->text[glyph_info[i].cluster])) {
gl.advance += sp_sp;
} else {
gl.advance += sp_gl;
}
}
if (p_sd->preserve_control) {
last_cluster_valid = last_cluster_valid && ((glyph_info[i].codepoint != 0) || (p_sd->text[glyph_info[i].cluster] == 0x0009) || (u_isblank(p_sd->text[glyph_info[i].cluster]) && (gl.advance != 0)) || (!u_isblank(p_sd->text[glyph_info[i].cluster]) && is_linebreak(p_sd->text[glyph_info[i].cluster])));
} else {
last_cluster_valid = last_cluster_valid && ((glyph_info[i].codepoint != 0) || (p_sd->text[glyph_info[i].cluster] == 0x0009) || (u_isblank(p_sd->text[glyph_info[i].cluster]) && (gl.advance != 0)) || (!u_isblank(p_sd->text[glyph_info[i].cluster]) && !u_isgraph(p_sd->text[glyph_info[i].cluster])));
}
}
if (p_direction == HB_DIRECTION_LTR || p_direction == HB_DIRECTION_TTB) {
for (unsigned int j = last_cluster_index; j < glyph_count; j++) {
w[j].end = p_end;
}
}
w[last_cluster_index].count = glyph_count - last_cluster_index;
if (p_direction == HB_DIRECTION_RTL || p_direction == HB_DIRECTION_BTT) {
w[last_cluster_index].flags |= GRAPHEME_IS_RTL;
}
if (last_cluster_valid) {
w[last_cluster_index].flags |= GRAPHEME_IS_VALID;
}
// Fallback.
int failed_subrun_start = p_end + 1;
int failed_subrun_end = p_start;
for (unsigned int i = 0; i < glyph_count; i++) {
if ((w[i].flags & GRAPHEME_IS_VALID) == GRAPHEME_IS_VALID) {
if (failed_subrun_start != p_end + 1) {
_shape_run(p_sd, failed_subrun_start, failed_subrun_end, p_script, p_direction, p_fonts, p_span, p_fb_index + 1, p_start, p_end);
failed_subrun_start = p_end + 1;
failed_subrun_end = p_start;
}
for (int j = 0; j < w[i].count; j++) {
if (p_sd->orientation == ORIENTATION_HORIZONTAL) {
p_sd->ascent = MAX(p_sd->ascent, -w[i + j].y_off);
p_sd->descent = MAX(p_sd->descent, w[i + j].y_off);
} else {
double gla = Math::round(_font_get_glyph_advance(f, fs, w[i + j].index).x * 0.5);
p_sd->ascent = MAX(p_sd->ascent, gla);
p_sd->descent = MAX(p_sd->descent, gla);
}
p_sd->width += w[i + j].advance;
w[i + j].start += p_sd->start;
w[i + j].end += p_sd->start;
p_sd->glyphs.push_back(w[i + j]);
}
} else {
if (failed_subrun_start >= w[i].start) {
failed_subrun_start = w[i].start;
}
if (failed_subrun_end <= w[i].end) {
failed_subrun_end = w[i].end;
}
}
i += w[i].count - 1;
}
memfree(w);
if (failed_subrun_start != p_end + 1) {
_shape_run(p_sd, failed_subrun_start, failed_subrun_end, p_script, p_direction, p_fonts, p_span, p_fb_index + 1, p_start, p_end);
}
p_sd->ascent = MAX(p_sd->ascent, _font_get_ascent(f, fs));
p_sd->descent = MAX(p_sd->descent, _font_get_descent(f, fs));
p_sd->upos = MAX(p_sd->upos, _font_get_underline_position(f, fs));
p_sd->uthk = MAX(p_sd->uthk, _font_get_underline_thickness(f, fs));
}
}
bool TextServerAdvanced::_shaped_text_shape(const RID &p_shaped) {
ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V(!sd, false);
MutexLock lock(sd->mutex);
if (sd->valid) {
return true;
}
invalidate(sd, false);
if (sd->parent != RID()) {
_shaped_text_shape(sd->parent);
ShapedTextDataAdvanced *parent_sd = shaped_owner.get_or_null(sd->parent);
ERR_FAIL_COND_V(!parent_sd->valid, false);
ERR_FAIL_COND_V(!_shape_substr(sd, parent_sd, sd->start, sd->end - sd->start), false);
return true;
}
if (sd->text.length() == 0) {
sd->valid = true;
return true;
}
sd->utf16 = sd->text.utf16();
const UChar *data = sd->utf16.get_data();
// Create script iterator.
if (sd->script_iter == nullptr) {
sd->script_iter = memnew(ScriptIterator(sd->text, 0, sd->text.length()));
}
if (sd->bidi_override.is_empty()) {
sd->bidi_override.push_back(Vector2i(sd->start, sd->end));
}
for (int ov = 0; ov < sd->bidi_override.size(); ov++) {
// Create BiDi iterator.
int start = _convert_pos_inv(sd, sd->bidi_override[ov].x - sd->start);
int end = _convert_pos_inv(sd, sd->bidi_override[ov].y - sd->start);
if (start < 0 || end - start > sd->utf16.length()) {
continue;
}
UErrorCode err = U_ZERO_ERROR;
UBiDi *bidi_iter = ubidi_openSized(end, 0, &err);
ERR_FAIL_COND_V_MSG(U_FAILURE(err), false, u_errorName(err));
switch (sd->direction) {
case DIRECTION_LTR: {
ubidi_setPara(bidi_iter, data + start, end - start, UBIDI_LTR, nullptr, &err);
sd->para_direction = DIRECTION_LTR;
} break;
case DIRECTION_RTL: {
ubidi_setPara(bidi_iter, data + start, end - start, UBIDI_RTL, nullptr, &err);
sd->para_direction = DIRECTION_RTL;
} break;
case DIRECTION_AUTO: {
UBiDiDirection direction = ubidi_getBaseDirection(data + start, end - start);
if (direction != UBIDI_NEUTRAL) {
ubidi_setPara(bidi_iter, data + start, end - start, direction, nullptr, &err);
sd->para_direction = (direction == UBIDI_RTL) ? DIRECTION_RTL : DIRECTION_LTR;
} else {
ubidi_setPara(bidi_iter, data + start, end - start, UBIDI_DEFAULT_LTR, nullptr, &err);
sd->para_direction = DIRECTION_LTR;
}
} break;
}
ERR_FAIL_COND_V_MSG(U_FAILURE(err), false, u_errorName(err));
sd->bidi_iter.push_back(bidi_iter);
err = U_ZERO_ERROR;
int bidi_run_count = ubidi_countRuns(bidi_iter, &err);
ERR_FAIL_COND_V_MSG(U_FAILURE(err), false, u_errorName(err));
for (int i = 0; i < bidi_run_count; i++) {
int32_t _bidi_run_start = 0;
int32_t _bidi_run_length = 0;
hb_direction_t bidi_run_direction = HB_DIRECTION_INVALID;
bool is_rtl = (ubidi_getVisualRun(bidi_iter, i, &_bidi_run_start, &_bidi_run_length) == UBIDI_LTR);
switch (sd->orientation) {
case ORIENTATION_HORIZONTAL: {
if (is_rtl) {
bidi_run_direction = HB_DIRECTION_LTR;
} else {
bidi_run_direction = HB_DIRECTION_RTL;
}
} break;
case ORIENTATION_VERTICAL: {
if (is_rtl) {
bidi_run_direction = HB_DIRECTION_TTB;
} else {
bidi_run_direction = HB_DIRECTION_BTT;
}
}
}
int32_t bidi_run_start = _convert_pos(sd, sd->bidi_override[ov].x - sd->start + _bidi_run_start);
int32_t bidi_run_end = _convert_pos(sd, sd->bidi_override[ov].x - sd->start + _bidi_run_start + _bidi_run_length);
// Shape runs.
int scr_from = (is_rtl) ? 0 : sd->script_iter->script_ranges.size() - 1;
int scr_to = (is_rtl) ? sd->script_iter->script_ranges.size() : -1;
int scr_delta = (is_rtl) ? +1 : -1;
for (int j = scr_from; j != scr_to; j += scr_delta) {
if ((sd->script_iter->script_ranges[j].start < bidi_run_end) && (sd->script_iter->script_ranges[j].end > bidi_run_start)) {
int32_t script_run_start = MAX(sd->script_iter->script_ranges[j].start, bidi_run_start);
int32_t script_run_end = MIN(sd->script_iter->script_ranges[j].end, bidi_run_end);
char scr_buffer[5] = { 0, 0, 0, 0, 0 };
hb_tag_to_string(hb_script_to_iso15924_tag(sd->script_iter->script_ranges[j].script), scr_buffer);
String script_code = String(scr_buffer);
int spn_from = (is_rtl) ? 0 : sd->spans.size() - 1;
int spn_to = (is_rtl) ? sd->spans.size() : -1;
int spn_delta = (is_rtl) ? +1 : -1;
for (int k = spn_from; k != spn_to; k += spn_delta) {
const ShapedTextDataAdvanced::Span &span = sd->spans[k];
if (span.start - sd->start >= script_run_end || span.end - sd->start <= script_run_start) {
continue;
}
if (span.embedded_key != Variant()) {
// Embedded object.
if (sd->orientation == ORIENTATION_HORIZONTAL) {
sd->objects[span.embedded_key].rect.position.x = sd->width;
sd->width += sd->objects[span.embedded_key].rect.size.x;
} else {
sd->objects[span.embedded_key].rect.position.y = sd->width;
sd->width += sd->objects[span.embedded_key].rect.size.y;
}
Glyph gl;
gl.start = span.start;
gl.end = span.end;
gl.count = 1;
gl.flags = GRAPHEME_IS_VALID | GRAPHEME_IS_VIRTUAL;
if (sd->orientation == ORIENTATION_HORIZONTAL) {
gl.advance = sd->objects[span.embedded_key].rect.size.x;
} else {
gl.advance = sd->objects[span.embedded_key].rect.size.y;
}
sd->glyphs.push_back(gl);
} else {
Array fonts;
Array fonts_scr_only;
Array fonts_no_match;
int font_count = span.fonts.size();
if (font_count > 0) {
fonts.push_back(sd->spans[k].fonts[0]);
}
for (int l = 1; l < font_count; l++) {
if (_font_is_script_supported(span.fonts[l], script_code)) {
if (_font_is_language_supported(span.fonts[l], span.language)) {
fonts.push_back(sd->spans[k].fonts[l]);
} else {
fonts_scr_only.push_back(sd->spans[k].fonts[l]);
}
} else {
fonts_no_match.push_back(sd->spans[k].fonts[l]);
}
}
fonts.append_array(fonts_scr_only);
fonts.append_array(fonts_no_match);
_shape_run(sd, MAX(sd->spans[k].start - sd->start, script_run_start), MIN(sd->spans[k].end - sd->start, script_run_end), sd->script_iter->script_ranges[j].script, bidi_run_direction, fonts, k, 0, 0, 0);
}
}
}
}
}
}
_realign(sd);
sd->valid = true;
return sd->valid;
}
bool TextServerAdvanced::_shaped_text_is_ready(const RID &p_shaped) const {
const ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V(!sd, false);
MutexLock lock(sd->mutex);
return sd->valid;
}
const Glyph *TextServerAdvanced::_shaped_text_get_glyphs(const RID &p_shaped) const {
const ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V(!sd, nullptr);
MutexLock lock(sd->mutex);
if (!sd->valid) {
const_cast<TextServerAdvanced *>(this)->_shaped_text_shape(p_shaped);
}
return sd->glyphs.ptr();
}
int64_t TextServerAdvanced::_shaped_text_get_glyph_count(const RID &p_shaped) const {
const ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V(!sd, 0);
MutexLock lock(sd->mutex);
if (!sd->valid) {
const_cast<TextServerAdvanced *>(this)->_shaped_text_shape(p_shaped);
}
return sd->glyphs.size();
}
const Glyph *TextServerAdvanced::_shaped_text_sort_logical(const RID &p_shaped) {
ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V(!sd, nullptr);
MutexLock lock(sd->mutex);
if (!sd->valid) {
const_cast<TextServerAdvanced *>(this)->_shaped_text_shape(p_shaped);
}
if (!sd->sort_valid) {
sd->glyphs_logical = sd->glyphs;
sd->glyphs_logical.sort_custom<GlyphCompare>();
sd->sort_valid = true;
}
return sd->glyphs_logical.ptr();
}
Vector2i TextServerAdvanced::_shaped_text_get_range(const RID &p_shaped) const {
const ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V(!sd, Vector2i());
MutexLock lock(sd->mutex);
return Vector2(sd->start, sd->end);
}
Array TextServerAdvanced::_shaped_text_get_objects(const RID &p_shaped) const {
Array ret;
const ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V(!sd, ret);
MutexLock lock(sd->mutex);
for (const KeyValue<Variant, ShapedTextDataAdvanced::EmbeddedObject> &E : sd->objects) {
ret.push_back(E.key);
}
return ret;
}
Rect2 TextServerAdvanced::_shaped_text_get_object_rect(const RID &p_shaped, const Variant &p_key) const {
const ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V(!sd, Rect2());
MutexLock lock(sd->mutex);
ERR_FAIL_COND_V(!sd->objects.has(p_key), Rect2());
if (!sd->valid) {
const_cast<TextServerAdvanced *>(this)->_shaped_text_shape(p_shaped);
}
return sd->objects[p_key].rect;
}
Size2 TextServerAdvanced::_shaped_text_get_size(const RID &p_shaped) const {
const ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V(!sd, Size2());
MutexLock lock(sd->mutex);
if (!sd->valid) {
const_cast<TextServerAdvanced *>(this)->_shaped_text_shape(p_shaped);
}
if (sd->orientation == TextServer::ORIENTATION_HORIZONTAL) {
return Size2((sd->text_trimmed ? sd->width_trimmed : sd->width), sd->ascent + sd->descent + sd->extra_spacing[SPACING_TOP] + sd->extra_spacing[SPACING_BOTTOM]).ceil();
} else {
return Size2(sd->ascent + sd->descent + sd->extra_spacing[SPACING_TOP] + sd->extra_spacing[SPACING_BOTTOM], (sd->text_trimmed ? sd->width_trimmed : sd->width)).ceil();
}
}
double TextServerAdvanced::_shaped_text_get_ascent(const RID &p_shaped) const {
const ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V(!sd, 0.0);
MutexLock lock(sd->mutex);
if (!sd->valid) {
const_cast<TextServerAdvanced *>(this)->_shaped_text_shape(p_shaped);
}
return sd->ascent + sd->extra_spacing[SPACING_TOP];
}
double TextServerAdvanced::_shaped_text_get_descent(const RID &p_shaped) const {
const ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V(!sd, 0.0);
MutexLock lock(sd->mutex);
if (!sd->valid) {
const_cast<TextServerAdvanced *>(this)->_shaped_text_shape(p_shaped);
}
return sd->descent + sd->extra_spacing[SPACING_BOTTOM];
}
double TextServerAdvanced::_shaped_text_get_width(const RID &p_shaped) const {
const ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V(!sd, 0.0);
MutexLock lock(sd->mutex);
if (!sd->valid) {
const_cast<TextServerAdvanced *>(this)->_shaped_text_shape(p_shaped);
}
return Math::ceil(sd->text_trimmed ? sd->width_trimmed : sd->width);
}
double TextServerAdvanced::_shaped_text_get_underline_position(const RID &p_shaped) const {
const ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V(!sd, 0.0);
MutexLock lock(sd->mutex);
if (!sd->valid) {
const_cast<TextServerAdvanced *>(this)->_shaped_text_shape(p_shaped);
}
return sd->upos;
}
double TextServerAdvanced::_shaped_text_get_underline_thickness(const RID &p_shaped) const {
const ShapedTextDataAdvanced *sd = shaped_owner.get_or_null(p_shaped);
ERR_FAIL_COND_V(!sd, 0.0);
MutexLock lock(sd->mutex);
if (!sd->valid) {
const_cast<TextServerAdvanced *>(this)->_shaped_text_shape(p_shaped);
}
return sd->uthk;
}
void TextServerAdvanced::_insert_num_systems_lang() {
// Eastern Arabic numerals.
{
NumSystemData ar;
ar.lang.insert(StringName("ar")); // Arabic
ar.lang.insert(StringName("ar_AE"));
ar.lang.insert(StringName("ar_BH"));
ar.lang.insert(StringName("ar_DJ"));
ar.lang.insert(StringName("ar_EG"));
ar.lang.insert(StringName("ar_ER"));
ar.lang.insert(StringName("ar_IL"));
ar.lang.insert(StringName("ar_IQ"));
ar.lang.insert(StringName("ar_JO"));
ar.lang.insert(StringName("ar_KM"));
ar.lang.insert(StringName("ar_KW"));
ar.lang.insert(StringName("ar_LB"));
ar.lang.insert(StringName("ar_MR"));
ar.lang.insert(StringName("ar_OM"));
ar.lang.insert(StringName("ar_PS"));
ar.lang.insert(StringName("ar_QA"));
ar.lang.insert(StringName("ar_SA"));
ar.lang.insert(StringName("ar_SD"));
ar.lang.insert(StringName("ar_SO"));
ar.lang.insert(StringName("ar_SS"));
ar.lang.insert(StringName("ar_SY"));
ar.lang.insert(StringName("ar_TD"));
ar.lang.insert(StringName("ar_YE"));
ar.lang.insert(StringName("ckb")); // Central Kurdish
ar.lang.insert(StringName("ckb_IQ"));
ar.lang.insert(StringName("ckb_IR"));
ar.lang.insert(StringName("sd")); // Sindhi
ar.lang.insert(StringName("sd_PK"));
ar.lang.insert(StringName("sd_Arab"));
ar.lang.insert(StringName("sd_Arab_PK"));
ar.digits = U"٠١٢٣٤٥٦٧٨٩٫";
ar.percent_sign = U"٪";
ar.exp = U"اس";
num_systems.push_back(ar);
}
// Persian and Urdu numerals.
{
NumSystemData pr;
pr.lang.insert(StringName("fa")); // Persian
pr.lang.insert(StringName("fa_AF"));
pr.lang.insert(StringName("fa_IR"));
pr.lang.insert(StringName("ks")); // Kashmiri
pr.lang.insert(StringName("ks_IN"));
pr.lang.insert(StringName("ks_Arab"));
pr.lang.insert(StringName("ks_Arab_IN"));
pr.lang.insert(StringName("lrc")); // Northern Luri
pr.lang.insert(StringName("lrc_IQ"));
pr.lang.insert(StringName("lrc_IR"));
pr.lang.insert(StringName("mzn")); // Mazanderani
pr.lang.insert(StringName("mzn_IR"));
pr.lang.insert(StringName("pa_PK")); // Panjabi
pr.lang.insert(StringName("pa_Arab"));
pr.lang.insert(StringName("pa_Arab_PK"));
pr.lang.insert(StringName("ps")); // Pushto
pr.lang.insert(StringName("ps_AF"));
pr.lang.insert(StringName("ps_PK"));
pr.lang.insert(StringName("ur_IN")); // Urdu
pr.lang.insert(StringName("uz_AF")); // Uzbek
pr.lang.insert(StringName("uz_Arab"));
pr.lang.insert(StringName("uz_Arab_AF"));
pr.digits = U"۰۱۲۳۴۵۶۷۸۹٫";
pr.percent_sign = U"٪";
pr.exp = U"اس";
num_systems.push_back(pr);
}
// Bengali numerals.
{
NumSystemData bn;
bn.lang.insert(StringName("as")); // Assamese
bn.lang.insert(StringName("as_IN"));
bn.lang.insert(StringName("bn")); // Bengali
bn.lang.insert(StringName("bn_BD"));
bn.lang.insert(StringName("bn_IN"));
bn.lang.insert(StringName("mni")); // Manipuri
bn.lang.insert(StringName("mni_IN"));
bn.lang.insert(StringName("mni_Beng"));
bn.lang.insert(StringName("mni_Beng_IN"));
bn.digits = U"০১২৩৪৫৬৭৮৯.";
bn.percent_sign = U"%";
bn.exp = U"e";
num_systems.push_back(bn);
}
// Devanagari numerals.
{
NumSystemData mr;
mr.lang.insert(StringName("mr")); // Marathi
mr.lang.insert(StringName("mr_IN"));
mr.lang.insert(StringName("ne")); // Nepali
mr.lang.insert(StringName("ne_IN"));
mr.lang.insert(StringName("ne_NP"));
mr.lang.insert(StringName("sa")); // Sanskrit
mr.lang.insert(StringName("sa_IN"));
mr.digits = U"०१२३४५६७८९.";
mr.percent_sign = U"%";
mr.exp = U"e";
num_systems.push_back(mr);
}
// Dzongkha numerals.
{
NumSystemData dz;
dz.lang.insert(StringName("dz")); // Dzongkha
dz.lang.insert(StringName("dz_BT"));
dz.digits = U"༠༡༢༣༤༥༦༧༨༩.";
dz.percent_sign = U"%";
dz.exp = U"e";
num_systems.push_back(dz);
}
// Santali numerals.
{
NumSystemData sat;
sat.lang.insert(StringName("sat")); // Santali
sat.lang.insert(StringName("sat_IN"));
sat.lang.insert(StringName("sat_Olck"));
sat.lang.insert(StringName("sat_Olck_IN"));
sat.digits = U"᱐᱑᱒᱓᱔᱕᱖᱗᱘᱙.";
sat.percent_sign = U"%";
sat.exp = U"e";
num_systems.push_back(sat);
}
// Burmese numerals.
{
NumSystemData my;
my.lang.insert(StringName("my")); // Burmese
my.lang.insert(StringName("my_MM"));
my.digits = U"၀၁၂၃၄၅၆၇၈၉.";
my.percent_sign = U"%";
my.exp = U"e";
num_systems.push_back(my);
}
// Chakma numerals.
{
NumSystemData ccp;
ccp.lang.insert(StringName("ccp")); // Chakma
ccp.lang.insert(StringName("ccp_BD"));
ccp.lang.insert(StringName("ccp_IN"));
ccp.digits = U"𑄶𑄷𑄸𑄹𑄺𑄻𑄼𑄽𑄾𑄿.";
ccp.percent_sign = U"%";
ccp.exp = U"e";
num_systems.push_back(ccp);
}
// Adlam numerals.
{
NumSystemData ff;
ff.lang.insert(StringName("ff")); // Fulah
ff.lang.insert(StringName("ff_Adlm_BF"));
ff.lang.insert(StringName("ff_Adlm_CM"));
ff.lang.insert(StringName("ff_Adlm_GH"));
ff.lang.insert(StringName("ff_Adlm_GM"));
ff.lang.insert(StringName("ff_Adlm_GN"));
ff.lang.insert(StringName("ff_Adlm_GW"));
ff.lang.insert(StringName("ff_Adlm_LR"));
ff.lang.insert(StringName("ff_Adlm_MR"));
ff.lang.insert(StringName("ff_Adlm_NE"));
ff.lang.insert(StringName("ff_Adlm_NG"));
ff.lang.insert(StringName("ff_Adlm_SL"));
ff.lang.insert(StringName("ff_Adlm_SN"));
ff.digits = U"𞥐𞥑𞥒𞥓𞥔𞥕𞥖𞥗𞥘𞥙.";
ff.percent_sign = U"%";
ff.exp = U"e";
num_systems.push_back(ff);
}
}
String TextServerAdvanced::_format_number(const String &p_string, const String &p_language) const {
const StringName lang = (p_language.is_empty()) ? TranslationServer::get_singleton()->get_tool_locale() : p_language;
String res = p_string;
for (int i = 0; i < num_systems.size(); i++) {
if (num_systems[i].lang.has(lang)) {
if (num_systems[i].digits.is_empty()) {
return p_string;
}
res.replace("e", num_systems[i].exp);
res.replace("E", num_systems[i].exp);
char32_t *data = res.ptrw();
for (int j = 0; j < res.length(); j++) {
if (data[j] >= 0x30 && data[j] <= 0x39) {
data[j] = num_systems[i].digits[data[j] - 0x30];
} else if (data[j] == '.' || data[j] == ',') {
data[j] = num_systems[i].digits[10];
}
}
break;
}
}
return res;
}
String TextServerAdvanced::_parse_number(const String &p_string, const String &p_language) const {
const StringName lang = (p_language.is_empty()) ? TranslationServer::get_singleton()->get_tool_locale() : p_language;
String res = p_string;
for (int i = 0; i < num_systems.size(); i++) {
if (num_systems[i].lang.has(lang)) {
if (num_systems[i].digits.is_empty()) {
return p_string;
}
res.replace(num_systems[i].exp, "e");
char32_t *data = res.ptrw();
for (int j = 0; j < res.length(); j++) {
if (data[j] == num_systems[i].digits[10]) {
data[j] = '.';
} else {
for (int k = 0; k < 10; k++) {
if (data[j] == num_systems[i].digits[k]) {
data[j] = 0x30 + k;
}
}
}
}
break;
}
}
return res;
}
String TextServerAdvanced::_percent_sign(const String &p_language) const {
const StringName lang = (p_language.is_empty()) ? TranslationServer::get_singleton()->get_tool_locale() : p_language;
for (int i = 0; i < num_systems.size(); i++) {
if (num_systems[i].lang.has(lang)) {
if (num_systems[i].percent_sign.is_empty()) {
return "%";
}
return num_systems[i].percent_sign;
}
}
return "%";
}
int64_t TextServerAdvanced::_is_confusable(const String &p_string, const PackedStringArray &p_dict) const {
UErrorCode status = U_ZERO_ERROR;
int64_t match_index = -1;
Char16String utf16 = p_string.utf16();
Vector<UChar *> skeletons;
skeletons.resize(p_dict.size());
USpoofChecker *sc = uspoof_open(&status);
uspoof_setChecks(sc, USPOOF_CONFUSABLE, &status);
for (int i = 0; i < p_dict.size(); i++) {
Char16String word = p_dict[i].utf16();
int32_t len = uspoof_getSkeleton(sc, 0, word.get_data(), -1, NULL, 0, &status);
skeletons.write[i] = (UChar *)memalloc(++len * sizeof(UChar));
status = U_ZERO_ERROR;
uspoof_getSkeleton(sc, 0, word.get_data(), -1, skeletons.write[i], len, &status);
}
int32_t len = uspoof_getSkeleton(sc, 0, utf16.get_data(), -1, NULL, 0, &status);
UChar *skel = (UChar *)memalloc(++len * sizeof(UChar));
status = U_ZERO_ERROR;
uspoof_getSkeleton(sc, 0, utf16.get_data(), -1, skel, len, &status);
for (int i = 0; i < skeletons.size(); i++) {
if (u_strcmp(skel, skeletons[i]) == 0) {
match_index = i;
break;
}
}
memfree(skel);
for (int i = 0; i < skeletons.size(); i++) {
memfree(skeletons.write[i]);
}
uspoof_close(sc);
ERR_FAIL_COND_V_MSG(U_FAILURE(status), -1, u_errorName(status));
return match_index;
}
bool TextServerAdvanced::_spoof_check(const String &p_string) const {
UErrorCode status = U_ZERO_ERROR;
Char16String utf16 = p_string.utf16();
USet *allowed = uset_openEmpty();
uset_addAll(allowed, uspoof_getRecommendedSet(&status));
uset_addAll(allowed, uspoof_getInclusionSet(&status));
USpoofChecker *sc = uspoof_open(&status);
uspoof_setAllowedChars(sc, allowed, &status);
uspoof_setRestrictionLevel(sc, USPOOF_MODERATELY_RESTRICTIVE);
int32_t bitmask = uspoof_check(sc, utf16.get_data(), -1, NULL, &status);
uspoof_close(sc);
uset_close(allowed);
ERR_FAIL_COND_V_MSG(U_FAILURE(status), false, u_errorName(status));
return (bitmask != 0);
}
String TextServerAdvanced::_strip_diacritics(const String &p_string) const {
UErrorCode err = U_ZERO_ERROR;
// Get NFKD normalizer singleton.
const UNormalizer2 *unorm = unorm2_getNFKDInstance(&err);
ERR_FAIL_COND_V_MSG(U_FAILURE(err), TextServer::strip_diacritics(p_string), u_errorName(err));
// Convert to UTF-16.
Char16String utf16 = p_string.utf16();
// Normalize.
Vector<char16_t> normalized;
err = U_ZERO_ERROR;
int32_t len = unorm2_normalize(unorm, utf16.get_data(), -1, nullptr, 0, &err);
ERR_FAIL_COND_V_MSG(err != U_BUFFER_OVERFLOW_ERROR, TextServer::strip_diacritics(p_string), u_errorName(err));
normalized.resize(len);
err = U_ZERO_ERROR;
unorm2_normalize(unorm, utf16.get_data(), -1, normalized.ptrw(), len, &err);
ERR_FAIL_COND_V_MSG(U_FAILURE(err), TextServer::strip_diacritics(p_string), u_errorName(err));
// Convert back to UTF-32.
String normalized_string = String::utf16(normalized.ptr(), len);
// Strip combining characters.
String result;
for (int i = 0; i < normalized_string.length(); i++) {
if (u_getCombiningClass(normalized_string[i]) == 0) {
#ifdef GDEXTENSION
result = result + String::chr(normalized_string[i]);
#else
result = result + normalized_string[i];
#endif
}
}
return result;
}
String TextServerAdvanced::_string_to_upper(const String &p_string, const String &p_language) const {
if (p_string.is_empty()) {
return p_string;
}
const String lang = (p_language.is_empty()) ? TranslationServer::get_singleton()->get_tool_locale() : p_language;
// Convert to UTF-16.
Char16String utf16 = p_string.utf16();
Vector<char16_t> upper;
UErrorCode err = U_ZERO_ERROR;
int32_t len = u_strToUpper(nullptr, 0, utf16.get_data(), -1, lang.ascii().get_data(), &err);
ERR_FAIL_COND_V_MSG(err != U_BUFFER_OVERFLOW_ERROR, p_string, u_errorName(err));
upper.resize(len);
err = U_ZERO_ERROR;
u_strToUpper(upper.ptrw(), len, utf16.get_data(), -1, lang.ascii().get_data(), &err);
ERR_FAIL_COND_V_MSG(U_FAILURE(err), p_string, u_errorName(err));
// Convert back to UTF-32.
return String::utf16(upper.ptr(), len);
}
String TextServerAdvanced::_string_to_lower(const String &p_string, const String &p_language) const {
if (p_string.is_empty()) {
return p_string;
}
const String lang = (p_language.is_empty()) ? TranslationServer::get_singleton()->get_tool_locale() : p_language;
// Convert to UTF-16.
Char16String utf16 = p_string.utf16();
Vector<char16_t> lower;
UErrorCode err = U_ZERO_ERROR;
int32_t len = u_strToLower(nullptr, 0, utf16.get_data(), -1, lang.ascii().get_data(), &err);
ERR_FAIL_COND_V_MSG(err != U_BUFFER_OVERFLOW_ERROR, p_string, u_errorName(err));
lower.resize(len);
err = U_ZERO_ERROR;
u_strToLower(lower.ptrw(), len, utf16.get_data(), -1, lang.ascii().get_data(), &err);
ERR_FAIL_COND_V_MSG(U_FAILURE(err), p_string, u_errorName(err));
// Convert back to UTF-32.
return String::utf16(lower.ptr(), len);
}
PackedInt32Array TextServerAdvanced::_string_get_word_breaks(const String &p_string, const String &p_language) const {
const String lang = (p_language.is_empty()) ? TranslationServer::get_singleton()->get_tool_locale() : p_language;
// Convert to UTF-16.
Char16String utf16 = p_string.utf16();
HashSet<int> breaks;
UErrorCode err = U_ZERO_ERROR;
UBreakIterator *bi = ubrk_open(UBRK_LINE, lang.ascii().get_data(), (const UChar *)utf16.get_data(), utf16.length(), &err);
if (U_FAILURE(err)) {
// No data loaded - use fallback.
for (int i = 0; i < p_string.length(); i++) {
char32_t c = p_string[i];
if (is_whitespace(c) || is_linebreak(c)) {
breaks.insert(i);
}
}
} else {
while (ubrk_next(bi) != UBRK_DONE) {
int pos = _convert_pos(p_string, utf16, ubrk_current(bi)) - 1;
if (pos != p_string.length() - 1) {
breaks.insert(pos);
}
}
}
ubrk_close(bi);
PackedInt32Array ret;
for (int i = 0; i < p_string.length(); i++) {
char32_t c = p_string[i];
if (c == 0xfffc) {
continue;
}
if (u_ispunct(c) && c != 0x005F) {
ret.push_back(i);
continue;
}
if (is_underscore(c)) {
ret.push_back(i);
continue;
}
if (breaks.has(i)) {
ret.push_back(i);
continue;
}
}
return ret;
}
bool TextServerAdvanced::_is_valid_identifier(const String &p_string) const {
enum UAX31SequenceStatus {
SEQ_NOT_STARTED,
SEQ_STARTED,
SEQ_STARTED_VIR,
SEQ_NEAR_END,
};
const char32_t *str = p_string.ptr();
int len = p_string.length();
if (len == 0) {
return false; // Empty string.
}
UErrorCode err = U_ZERO_ERROR;
Char16String utf16 = p_string.utf16();
const UNormalizer2 *norm_c = unorm2_getNFCInstance(&err);
if (U_FAILURE(err)) {
return false; // Failed to load normalizer.
}
bool isnurom = unorm2_isNormalized(norm_c, utf16.get_data(), utf16.length(), &err);
if (U_FAILURE(err) || !isnurom) {
return false; // Do not conform to Normalization Form C.
}
UAX31SequenceStatus A1_sequence_status = SEQ_NOT_STARTED;
UScriptCode A1_scr = USCRIPT_INHERITED;
UAX31SequenceStatus A2_sequence_status = SEQ_NOT_STARTED;
UScriptCode A2_scr = USCRIPT_INHERITED;
UAX31SequenceStatus B_sequence_status = SEQ_NOT_STARTED;
UScriptCode B_scr = USCRIPT_INHERITED;
for (int i = 0; i < len; i++) {
err = U_ZERO_ERROR;
UScriptCode scr = uscript_getScript(str[i], &err);
if (U_FAILURE(err)) {
return false; // Invalid script.
}
if (uscript_getUsage(scr) != USCRIPT_USAGE_RECOMMENDED) {
return false; // Not a recommended script.
}
uint8_t cat = u_charType(str[i]);
int32_t jt = u_getIntPropertyValue(str[i], UCHAR_JOINING_TYPE);
// UAX #31 section 2.3 subsections A1, A2 and B, check ZWNJ and ZWJ usage.
switch (A1_sequence_status) {
case SEQ_NEAR_END: {
if ((A1_scr > USCRIPT_INHERITED) && (scr > USCRIPT_INHERITED) && (scr != A1_scr)) {
return false; // Mixed script.
}
if (jt == U_JT_RIGHT_JOINING || jt == U_JT_DUAL_JOINING) {
A1_sequence_status = SEQ_NOT_STARTED; // Valid end of sequence, reset.
} else if (jt != U_JT_TRANSPARENT) {
return false; // Invalid end of sequence.
}
} break;
case SEQ_STARTED: {
if ((A1_scr > USCRIPT_INHERITED) && (scr > USCRIPT_INHERITED) && (scr != A1_scr)) {
A1_sequence_status = SEQ_NOT_STARTED; // Reset.
} else {
if (jt != U_JT_TRANSPARENT) {
if (str[i] == 0x200C /*ZWNJ*/) {
A1_sequence_status = SEQ_NEAR_END;
continue;
} else {
A1_sequence_status = SEQ_NOT_STARTED; // Reset.
}
}
}
} break;
default:
break;
}
if (A1_sequence_status == SEQ_NOT_STARTED) {
if (jt == U_JT_LEFT_JOINING || jt == U_JT_DUAL_JOINING) {
A1_sequence_status = SEQ_STARTED;
A1_scr = scr;
}
};
switch (A2_sequence_status) {
case SEQ_NEAR_END: {
if ((A2_scr > USCRIPT_INHERITED) && (scr > USCRIPT_INHERITED) && (scr != A2_scr)) {
return false; // Mixed script.
}
if (cat == U_UPPERCASE_LETTER || cat == U_LOWERCASE_LETTER || cat == U_TITLECASE_LETTER || cat == U_MODIFIER_LETTER || cat == U_OTHER_LETTER) {
A2_sequence_status = SEQ_NOT_STARTED; // Valid end of sequence, reset.
} else if (cat != U_MODIFIER_LETTER || u_getCombiningClass(str[i]) == 0) {
return false; // Invalid end of sequence.
}
} break;
case SEQ_STARTED_VIR: {
if ((A2_scr > USCRIPT_INHERITED) && (scr > USCRIPT_INHERITED) && (scr != A2_scr)) {
A2_sequence_status = SEQ_NOT_STARTED; // Reset.
} else {
if (str[i] == 0x200C /*ZWNJ*/) {
A2_sequence_status = SEQ_NEAR_END;
continue;
} else if (cat != U_MODIFIER_LETTER || u_getCombiningClass(str[i]) == 0) {
A2_sequence_status = SEQ_NOT_STARTED; // Reset.
}
}
} break;
case SEQ_STARTED: {
if ((A2_scr > USCRIPT_INHERITED) && (scr > USCRIPT_INHERITED) && (scr != A2_scr)) {
A2_sequence_status = SEQ_NOT_STARTED; // Reset.
} else {
if (u_getCombiningClass(str[i]) == 9 /*Virama Combining Class*/) {
A2_sequence_status = SEQ_STARTED_VIR;
} else if (cat != U_MODIFIER_LETTER) {
A2_sequence_status = SEQ_NOT_STARTED; // Reset.
}
}
} break;
default:
break;
}
if (A2_sequence_status == SEQ_NOT_STARTED) {
if (cat == U_UPPERCASE_LETTER || cat == U_LOWERCASE_LETTER || cat == U_TITLECASE_LETTER || cat == U_MODIFIER_LETTER || cat == U_OTHER_LETTER) {
A2_sequence_status = SEQ_STARTED;
A2_scr = scr;
}
}
switch (B_sequence_status) {
case SEQ_NEAR_END: {
if ((B_scr > USCRIPT_INHERITED) && (scr > USCRIPT_INHERITED) && (scr != B_scr)) {
return false; // Mixed script.
}
if (u_getIntPropertyValue(str[i], UCHAR_INDIC_SYLLABIC_CATEGORY) != U_INSC_VOWEL_DEPENDENT) {
B_sequence_status = SEQ_NOT_STARTED; // Valid end of sequence, reset.
} else {
return false; // Invalid end of sequence.
}
} break;
case SEQ_STARTED_VIR: {
if ((B_scr > USCRIPT_INHERITED) && (scr > USCRIPT_INHERITED) && (scr != B_scr)) {
B_sequence_status = SEQ_NOT_STARTED; // Reset.
} else {
if (str[i] == 0x200D /*ZWJ*/) {
B_sequence_status = SEQ_NEAR_END;
continue;
} else if (cat != U_MODIFIER_LETTER || u_getCombiningClass(str[i]) == 0) {
B_sequence_status = SEQ_NOT_STARTED; // Reset.
}
}
} break;
case SEQ_STARTED: {
if ((B_scr > USCRIPT_INHERITED) && (scr > USCRIPT_INHERITED) && (scr != B_scr)) {
B_sequence_status = SEQ_NOT_STARTED; // Reset.
} else {
if (u_getCombiningClass(str[i]) == 9 /*Virama Combining Class*/) {
B_sequence_status = SEQ_STARTED_VIR;
} else if (cat != U_MODIFIER_LETTER) {
B_sequence_status = SEQ_NOT_STARTED; // Reset.
}
}
} break;
default:
break;
}
if (B_sequence_status == SEQ_NOT_STARTED) {
if (cat == U_UPPERCASE_LETTER || cat == U_LOWERCASE_LETTER || cat == U_TITLECASE_LETTER || cat == U_MODIFIER_LETTER || cat == U_OTHER_LETTER) {
B_sequence_status = SEQ_STARTED;
B_scr = scr;
}
}
if (u_hasBinaryProperty(str[i], UCHAR_PATTERN_SYNTAX) || u_hasBinaryProperty(str[i], UCHAR_PATTERN_WHITE_SPACE) || u_hasBinaryProperty(str[i], UCHAR_NONCHARACTER_CODE_POINT)) {
return false; // Not a XID_Start or XID_Continue character.
}
if (i == 0) {
if (!(cat == U_LOWERCASE_LETTER || cat == U_UPPERCASE_LETTER || cat == U_TITLECASE_LETTER || cat == U_OTHER_LETTER || cat == U_MODIFIER_LETTER || cat == U_LETTER_NUMBER || str[0] == 0x2118 || str[0] == 0x212E || str[0] == 0x309B || str[0] == 0x309C || str[0] == 0x005F)) {
return false; // Not a XID_Start character.
}
} else {
if (!(cat == U_LOWERCASE_LETTER || cat == U_UPPERCASE_LETTER || cat == U_TITLECASE_LETTER || cat == U_OTHER_LETTER || cat == U_MODIFIER_LETTER || cat == U_LETTER_NUMBER || cat == U_NON_SPACING_MARK || cat == U_COMBINING_SPACING_MARK || cat == U_DECIMAL_DIGIT_NUMBER || cat == U_CONNECTOR_PUNCTUATION || str[i] == 0x2118 || str[i] == 0x212E || str[i] == 0x309B || str[i] == 0x309C || str[i] == 0x1369 || str[i] == 0x1371 || str[i] == 0x00B7 || str[i] == 0x0387 || str[i] == 0x19DA || str[i] == 0x0E33 || str[i] == 0x0EB3 || str[i] == 0xFF9E || str[i] == 0xFF9F)) {
return false; // Not a XID_Continue character.
}
}
}
return true;
}
TextServerAdvanced::TextServerAdvanced() {
_insert_num_systems_lang();
_insert_feature_sets();
_bmp_create_font_funcs();
}
void TextServerAdvanced::_cleanup() {
for (const KeyValue<SystemFontKey, SystemFontCache> &E : system_fonts) {
const Vector<SystemFontCacheRec> &sysf_cache = E.value.var;
for (const SystemFontCacheRec &F : sysf_cache) {
_free_rid(F.rid);
}
}
system_fonts.clear();
system_font_data.clear();
}
TextServerAdvanced::~TextServerAdvanced() {
_bmp_free_font_funcs();
#ifdef MODULE_FREETYPE_ENABLED
if (ft_library != nullptr) {
FT_Done_FreeType(ft_library);
}
#endif
u_cleanup();
}
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