mirror of
https://github.com/godotengine/godot
synced 2024-09-16 03:17:53 +00:00
592 lines
22 KiB
C++
592 lines
22 KiB
C++
/*************************************************************************/
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/* text_server_fb.h */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* https://godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
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/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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#ifndef TEXT_SERVER_FB_H
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#define TEXT_SERVER_FB_H
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/*************************************************************************/
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/* Fallback Text Server provides simplified TS functionality, without */
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/* BiDi, shaping and advanced font features support. */
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/*************************************************************************/
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#ifdef GDEXTENSION
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// Headers for building as GDExtension plug-in.
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#include <godot_cpp/godot.hpp>
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#include <godot_cpp/core/class_db.hpp>
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#include <godot_cpp/core/ext_wrappers.gen.inc>
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#include <godot_cpp/core/mutex_lock.hpp>
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#include <godot_cpp/variant/array.hpp>
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#include <godot_cpp/variant/dictionary.hpp>
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#include <godot_cpp/variant/packed_int32_array.hpp>
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#include <godot_cpp/variant/packed_string_array.hpp>
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#include <godot_cpp/variant/packed_vector2_array.hpp>
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#include <godot_cpp/variant/rect2.hpp>
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#include <godot_cpp/variant/rid.hpp>
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#include <godot_cpp/variant/string.hpp>
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#include <godot_cpp/variant/typed_array.hpp>
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#include <godot_cpp/variant/vector2.hpp>
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#include <godot_cpp/variant/vector2i.hpp>
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#include <godot_cpp/classes/text_server.hpp>
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#include <godot_cpp/classes/text_server_extension.hpp>
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#include <godot_cpp/classes/text_server_manager.hpp>
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#include <godot_cpp/classes/caret_info.hpp>
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#include <godot_cpp/classes/global_constants_binds.hpp>
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#include <godot_cpp/classes/glyph.hpp>
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#include <godot_cpp/classes/image.hpp>
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#include <godot_cpp/classes/image_texture.hpp>
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#include <godot_cpp/classes/ref.hpp>
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#include <godot_cpp/templates/hash_map.hpp>
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#include <godot_cpp/templates/hash_set.hpp>
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#include <godot_cpp/templates/rid_owner.hpp>
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#include <godot_cpp/templates/thread_work_pool.hpp>
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#include <godot_cpp/templates/vector.hpp>
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using namespace godot;
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#else
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// Headers for building as built-in module.
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#include "servers/text/text_server_extension.h"
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#include "core/extension/ext_wrappers.gen.inc"
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#include "core/object/worker_thread_pool.h"
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#include "core/templates/hash_map.h"
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#include "core/templates/rid_owner.h"
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#include "scene/resources/texture.h"
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#include "modules/modules_enabled.gen.h" // For freetype, msdfgen.
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#endif
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// Thirdparty headers.
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#ifdef MODULE_FREETYPE_ENABLED
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#include <ft2build.h>
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#include FT_FREETYPE_H
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#include FT_TRUETYPE_TABLES_H
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#include FT_STROKER_H
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#include FT_ADVANCES_H
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#include FT_MULTIPLE_MASTERS_H
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#include FT_BBOX_H
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#include FT_CONFIG_OPTIONS_H
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#if !defined(FT_CONFIG_OPTION_USE_BROTLI) && !defined(_MSC_VER)
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#warning FreeType is configured without Brotli support, built-in fonts will not be available.
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#endif
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#endif
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/*************************************************************************/
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class TextServerFallback : public TextServerExtension {
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GDCLASS(TextServerFallback, TextServerExtension);
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_THREAD_SAFE_CLASS_
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HashMap<StringName, int32_t> feature_sets;
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HashMap<int32_t, StringName> feature_sets_inv;
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void _insert_feature_sets();
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_FORCE_INLINE_ void _insert_feature(const StringName &p_name, int32_t p_tag);
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// Font cache data.
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#ifdef MODULE_FREETYPE_ENABLED
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mutable FT_Library ft_library = nullptr;
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#endif
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const int rect_range = 1;
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struct FontTexture {
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Image::Format format;
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PackedByteArray imgdata;
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int texture_w = 0;
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int texture_h = 0;
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PackedInt32Array offsets;
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Ref<ImageTexture> texture;
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bool dirty = true;
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};
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struct FontTexturePosition {
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int index = 0;
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int x = 0;
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int y = 0;
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};
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struct FontGlyph {
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bool found = false;
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int texture_idx = -1;
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Rect2 rect;
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Rect2 uv_rect;
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Vector2 advance;
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};
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struct FontForSizeFallback {
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double ascent = 0.0;
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double descent = 0.0;
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double underline_position = 0.0;
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double underline_thickness = 0.0;
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double scale = 1.0;
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double oversampling = 1.0;
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Vector2i size;
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Vector<FontTexture> textures;
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HashMap<int32_t, FontGlyph> glyph_map;
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HashMap<Vector2i, Vector2> kerning_map;
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#ifdef MODULE_FREETYPE_ENABLED
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FT_Face face = nullptr;
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FT_StreamRec stream;
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#endif
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~FontForSizeFallback() {
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#ifdef MODULE_FREETYPE_ENABLED
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if (face != nullptr) {
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FT_Done_Face(face);
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}
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#endif
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}
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};
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struct FontFallback {
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Mutex mutex;
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TextServer::FontAntialiasing antialiasing = TextServer::FONT_ANTIALIASING_GRAY;
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bool mipmaps = false;
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bool msdf = false;
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int msdf_range = 14;
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int msdf_source_size = 48;
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int fixed_size = 0;
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bool force_autohinter = false;
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TextServer::Hinting hinting = TextServer::HINTING_LIGHT;
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TextServer::SubpixelPositioning subpixel_positioning = TextServer::SUBPIXEL_POSITIONING_AUTO;
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Dictionary variation_coordinates;
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double oversampling = 0.0;
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double embolden = 0.0;
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Transform2D transform;
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BitField<TextServer::FontStyle> style_flags = 0;
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String font_name;
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String style_name;
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HashMap<Vector2i, FontForSizeFallback *, VariantHasher, VariantComparator> cache;
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bool face_init = false;
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Dictionary supported_varaitions;
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Dictionary feature_overrides;
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// Language/script support override.
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HashMap<String, bool> language_support_overrides;
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HashMap<String, bool> script_support_overrides;
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PackedByteArray data;
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const uint8_t *data_ptr;
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size_t data_size;
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int face_index = 0;
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~FontFallback() {
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for (const KeyValue<Vector2i, FontForSizeFallback *> &E : cache) {
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memdelete(E.value);
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}
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cache.clear();
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}
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};
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_FORCE_INLINE_ FontTexturePosition find_texture_pos_for_glyph(FontForSizeFallback *p_data, int p_color_size, Image::Format p_image_format, int p_width, int p_height, bool p_msdf) const;
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#ifdef MODULE_MSDFGEN_ENABLED
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_FORCE_INLINE_ FontGlyph rasterize_msdf(FontFallback *p_font_data, FontForSizeFallback *p_data, int p_pixel_range, int p_rect_margin, FT_Outline *outline, const Vector2 &advance) const;
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#endif
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#ifdef MODULE_FREETYPE_ENABLED
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_FORCE_INLINE_ FontGlyph rasterize_bitmap(FontForSizeFallback *p_data, int p_rect_margin, FT_Bitmap bitmap, int yofs, int xofs, const Vector2 &advance, bool p_bgra) const;
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#endif
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_FORCE_INLINE_ bool _ensure_glyph(FontFallback *p_font_data, const Vector2i &p_size, int32_t p_glyph) const;
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_FORCE_INLINE_ bool _ensure_cache_for_size(FontFallback *p_font_data, const Vector2i &p_size) const;
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_FORCE_INLINE_ void _font_clear_cache(FontFallback *p_font_data);
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void _generateMTSDF_threaded(uint32_t y, void *p_td) const;
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_FORCE_INLINE_ Vector2i _get_size(const FontFallback *p_font_data, int p_size) const {
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if (p_font_data->msdf) {
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return Vector2i(p_font_data->msdf_source_size, 0);
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} else if (p_font_data->fixed_size > 0) {
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return Vector2i(p_font_data->fixed_size, 0);
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} else {
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return Vector2i(p_size, 0);
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}
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}
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_FORCE_INLINE_ Vector2i _get_size_outline(const FontFallback *p_font_data, const Vector2i &p_size) const {
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if (p_font_data->msdf) {
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return Vector2i(p_font_data->msdf_source_size, 0);
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} else if (p_font_data->fixed_size > 0) {
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return Vector2i(p_font_data->fixed_size, MIN(p_size.y, 1));
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} else {
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return p_size;
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}
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}
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// Shaped text cache data.
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struct TrimData {
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int trim_pos = -1;
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int ellipsis_pos = -1;
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Vector<Glyph> ellipsis_glyph_buf;
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};
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struct ShapedTextDataFallback {
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Mutex mutex;
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/* Source data */
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RID parent; // Substring parent ShapedTextData.
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int start = 0; // Substring start offset in the parent string.
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int end = 0; // Substring end offset in the parent string.
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String text;
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String custom_punct;
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TextServer::Direction direction = DIRECTION_LTR; // Desired text direction.
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TextServer::Orientation orientation = ORIENTATION_HORIZONTAL;
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struct Span {
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int start = -1;
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int end = -1;
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Array fonts;
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int font_size = 0;
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Variant embedded_key;
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String language;
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Dictionary features;
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Variant meta;
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};
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Vector<Span> spans;
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struct EmbeddedObject {
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int pos = 0;
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InlineAlignment inline_align = INLINE_ALIGNMENT_CENTER;
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Rect2 rect;
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};
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HashMap<Variant, EmbeddedObject, VariantHasher, VariantComparator> objects;
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/* Shaped data */
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TextServer::Direction para_direction = DIRECTION_LTR; // Detected text direction.
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bool valid = false; // String is shaped.
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bool line_breaks_valid = false; // Line and word break flags are populated (and virtual zero width spaces inserted).
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bool justification_ops_valid = false; // Virtual elongation glyphs are added to the string.
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bool sort_valid = false;
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bool text_trimmed = false;
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bool preserve_invalid = true; // Draw hex code box instead of missing characters.
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bool preserve_control = false; // Draw control characters.
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double ascent = 0.0; // Ascent for horizontal layout, 1/2 of width for vertical.
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double descent = 0.0; // Descent for horizontal layout, 1/2 of width for vertical.
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double width = 0.0; // Width for horizontal layout, height for vertical.
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double width_trimmed = 0.0;
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int extra_spacing[4] = { 0, 0, 0, 0 };
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double upos = 0.0;
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double uthk = 0.0;
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TrimData overrun_trim_data;
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bool fit_width_minimum_reached = false;
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Vector<Glyph> glyphs;
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Vector<Glyph> glyphs_logical;
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};
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// Common data.
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double oversampling = 1.0;
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mutable RID_PtrOwner<FontFallback> font_owner;
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mutable RID_PtrOwner<ShapedTextDataFallback> shaped_owner;
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void _realign(ShapedTextDataFallback *p_sd) const;
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protected:
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static void _bind_methods(){};
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void full_copy(ShapedTextDataFallback *p_shaped);
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void invalidate(ShapedTextDataFallback *p_shaped);
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public:
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MODBIND1RC(bool, has_feature, Feature);
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MODBIND0RC(String, get_name);
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MODBIND0RC(int64_t, get_features);
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MODBIND1(free_rid, const RID &);
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MODBIND1R(bool, has, const RID &);
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MODBIND1R(bool, load_support_data, const String &);
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MODBIND0RC(String, get_support_data_filename);
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MODBIND0RC(String, get_support_data_info);
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MODBIND1RC(bool, save_support_data, const String &);
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MODBIND1RC(bool, is_locale_right_to_left, const String &);
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MODBIND1RC(int64_t, name_to_tag, const String &);
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MODBIND1RC(String, tag_to_name, int64_t);
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/* Font interface */
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MODBIND0R(RID, create_font);
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MODBIND2(font_set_data, const RID &, const PackedByteArray &);
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MODBIND3(font_set_data_ptr, const RID &, const uint8_t *, int64_t);
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MODBIND2(font_set_face_index, const RID &, int64_t);
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MODBIND1RC(int64_t, font_get_face_index, const RID &);
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MODBIND1RC(int64_t, font_get_face_count, const RID &);
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MODBIND2(font_set_style, const RID &, BitField<FontStyle>);
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MODBIND1RC(BitField<FontStyle>, font_get_style, const RID &);
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MODBIND2(font_set_style_name, const RID &, const String &);
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MODBIND1RC(String, font_get_style_name, const RID &);
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MODBIND2(font_set_name, const RID &, const String &);
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MODBIND1RC(String, font_get_name, const RID &);
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MODBIND2(font_set_antialiasing, const RID &, TextServer::FontAntialiasing);
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MODBIND1RC(TextServer::FontAntialiasing, font_get_antialiasing, const RID &);
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MODBIND2(font_set_generate_mipmaps, const RID &, bool);
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MODBIND1RC(bool, font_get_generate_mipmaps, const RID &);
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MODBIND2(font_set_multichannel_signed_distance_field, const RID &, bool);
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MODBIND1RC(bool, font_is_multichannel_signed_distance_field, const RID &);
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MODBIND2(font_set_msdf_pixel_range, const RID &, int64_t);
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MODBIND1RC(int64_t, font_get_msdf_pixel_range, const RID &);
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MODBIND2(font_set_msdf_size, const RID &, int64_t);
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MODBIND1RC(int64_t, font_get_msdf_size, const RID &);
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MODBIND2(font_set_fixed_size, const RID &, int64_t);
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MODBIND1RC(int64_t, font_get_fixed_size, const RID &);
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MODBIND2(font_set_force_autohinter, const RID &, bool);
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MODBIND1RC(bool, font_is_force_autohinter, const RID &);
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MODBIND2(font_set_subpixel_positioning, const RID &, SubpixelPositioning);
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MODBIND1RC(SubpixelPositioning, font_get_subpixel_positioning, const RID &);
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MODBIND2(font_set_embolden, const RID &, double);
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MODBIND1RC(double, font_get_embolden, const RID &);
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MODBIND2(font_set_transform, const RID &, const Transform2D &);
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MODBIND1RC(Transform2D, font_get_transform, const RID &);
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MODBIND2(font_set_variation_coordinates, const RID &, const Dictionary &);
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MODBIND1RC(Dictionary, font_get_variation_coordinates, const RID &);
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MODBIND2(font_set_hinting, const RID &, TextServer::Hinting);
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MODBIND1RC(TextServer::Hinting, font_get_hinting, const RID &);
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MODBIND2(font_set_oversampling, const RID &, double);
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MODBIND1RC(double, font_get_oversampling, const RID &);
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MODBIND1RC(TypedArray<Vector2i>, font_get_size_cache_list, const RID &);
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MODBIND1(font_clear_size_cache, const RID &);
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MODBIND2(font_remove_size_cache, const RID &, const Vector2i &);
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MODBIND3(font_set_ascent, const RID &, int64_t, double);
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MODBIND2RC(double, font_get_ascent, const RID &, int64_t);
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MODBIND3(font_set_descent, const RID &, int64_t, double);
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MODBIND2RC(double, font_get_descent, const RID &, int64_t);
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MODBIND3(font_set_underline_position, const RID &, int64_t, double);
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MODBIND2RC(double, font_get_underline_position, const RID &, int64_t);
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MODBIND3(font_set_underline_thickness, const RID &, int64_t, double);
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MODBIND2RC(double, font_get_underline_thickness, const RID &, int64_t);
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MODBIND3(font_set_scale, const RID &, int64_t, double);
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MODBIND2RC(double, font_get_scale, const RID &, int64_t);
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MODBIND2RC(int64_t, font_get_texture_count, const RID &, const Vector2i &);
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MODBIND2(font_clear_textures, const RID &, const Vector2i &);
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MODBIND3(font_remove_texture, const RID &, const Vector2i &, int64_t);
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MODBIND4(font_set_texture_image, const RID &, const Vector2i &, int64_t, const Ref<Image> &);
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MODBIND3RC(Ref<Image>, font_get_texture_image, const RID &, const Vector2i &, int64_t);
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MODBIND4(font_set_texture_offsets, const RID &, const Vector2i &, int64_t, const PackedInt32Array &);
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MODBIND3RC(PackedInt32Array, font_get_texture_offsets, const RID &, const Vector2i &, int64_t);
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MODBIND2RC(PackedInt32Array, font_get_glyph_list, const RID &, const Vector2i &);
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MODBIND2(font_clear_glyphs, const RID &, const Vector2i &);
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MODBIND3(font_remove_glyph, const RID &, const Vector2i &, int64_t);
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MODBIND3RC(Vector2, font_get_glyph_advance, const RID &, int64_t, int64_t);
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MODBIND4(font_set_glyph_advance, const RID &, int64_t, int64_t, const Vector2 &);
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MODBIND3RC(Vector2, font_get_glyph_offset, const RID &, const Vector2i &, int64_t);
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MODBIND4(font_set_glyph_offset, const RID &, const Vector2i &, int64_t, const Vector2 &);
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MODBIND3RC(Vector2, font_get_glyph_size, const RID &, const Vector2i &, int64_t);
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MODBIND4(font_set_glyph_size, const RID &, const Vector2i &, int64_t, const Vector2 &);
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MODBIND3RC(Rect2, font_get_glyph_uv_rect, const RID &, const Vector2i &, int64_t);
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MODBIND4(font_set_glyph_uv_rect, const RID &, const Vector2i &, int64_t, const Rect2 &);
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MODBIND3RC(int64_t, font_get_glyph_texture_idx, const RID &, const Vector2i &, int64_t);
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MODBIND4(font_set_glyph_texture_idx, const RID &, const Vector2i &, int64_t, int64_t);
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MODBIND3RC(RID, font_get_glyph_texture_rid, const RID &, const Vector2i &, int64_t);
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MODBIND3RC(Size2, font_get_glyph_texture_size, const RID &, const Vector2i &, int64_t);
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MODBIND3RC(Dictionary, font_get_glyph_contours, const RID &, int64_t, int64_t);
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MODBIND2RC(TypedArray<Vector2i>, font_get_kerning_list, const RID &, int64_t);
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MODBIND2(font_clear_kerning_map, const RID &, int64_t);
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MODBIND3(font_remove_kerning, const RID &, int64_t, const Vector2i &);
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MODBIND4(font_set_kerning, const RID &, int64_t, const Vector2i &, const Vector2 &);
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MODBIND3RC(Vector2, font_get_kerning, const RID &, int64_t, const Vector2i &);
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MODBIND4RC(int64_t, font_get_glyph_index, const RID &, int64_t, int64_t, int64_t);
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MODBIND2RC(bool, font_has_char, const RID &, int64_t);
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MODBIND1RC(String, font_get_supported_chars, const RID &);
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MODBIND4(font_render_range, const RID &, const Vector2i &, int64_t, int64_t);
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MODBIND3(font_render_glyph, const RID &, const Vector2i &, int64_t);
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MODBIND6C(font_draw_glyph, const RID &, const RID &, int64_t, const Vector2 &, int64_t, const Color &);
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MODBIND7C(font_draw_glyph_outline, const RID &, const RID &, int64_t, int64_t, const Vector2 &, int64_t, const Color &);
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MODBIND2RC(bool, font_is_language_supported, const RID &, const String &);
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MODBIND3(font_set_language_support_override, const RID &, const String &, bool);
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MODBIND2R(bool, font_get_language_support_override, const RID &, const String &);
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MODBIND2(font_remove_language_support_override, const RID &, const String &);
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MODBIND1R(PackedStringArray, font_get_language_support_overrides, const RID &);
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MODBIND2RC(bool, font_is_script_supported, const RID &, const String &);
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MODBIND3(font_set_script_support_override, const RID &, const String &, bool);
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MODBIND2R(bool, font_get_script_support_override, const RID &, const String &);
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MODBIND2(font_remove_script_support_override, const RID &, const String &);
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MODBIND1R(PackedStringArray, font_get_script_support_overrides, const RID &);
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MODBIND2(font_set_opentype_feature_overrides, const RID &, const Dictionary &);
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MODBIND1RC(Dictionary, font_get_opentype_feature_overrides, const RID &);
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MODBIND1RC(Dictionary, font_supported_feature_list, const RID &);
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MODBIND1RC(Dictionary, font_supported_variation_list, const RID &);
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MODBIND0RC(double, font_get_global_oversampling);
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MODBIND1(font_set_global_oversampling, double);
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/* Shaped text buffer interface */
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MODBIND2R(RID, create_shaped_text, Direction, Orientation);
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MODBIND1(shaped_text_clear, const RID &);
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MODBIND2(shaped_text_set_direction, const RID &, Direction);
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MODBIND1RC(Direction, shaped_text_get_direction, const RID &);
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MODBIND1RC(Direction, shaped_text_get_inferred_direction, const RID &);
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MODBIND2(shaped_text_set_bidi_override, const RID &, const Array &);
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MODBIND2(shaped_text_set_custom_punctuation, const RID &, const String &);
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MODBIND1RC(String, shaped_text_get_custom_punctuation, const RID &);
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MODBIND2(shaped_text_set_orientation, const RID &, Orientation);
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MODBIND1RC(Orientation, shaped_text_get_orientation, const RID &);
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MODBIND2(shaped_text_set_preserve_invalid, const RID &, bool);
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MODBIND1RC(bool, shaped_text_get_preserve_invalid, const RID &);
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MODBIND2(shaped_text_set_preserve_control, const RID &, bool);
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MODBIND1RC(bool, shaped_text_get_preserve_control, const RID &);
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MODBIND3(shaped_text_set_spacing, const RID &, SpacingType, int64_t);
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MODBIND2RC(int64_t, shaped_text_get_spacing, const RID &, SpacingType);
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MODBIND7R(bool, shaped_text_add_string, const RID &, const String &, const TypedArray<RID> &, int64_t, const Dictionary &, const String &, const Variant &);
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MODBIND5R(bool, shaped_text_add_object, const RID &, const Variant &, const Size2 &, InlineAlignment, int64_t);
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MODBIND4R(bool, shaped_text_resize_object, const RID &, const Variant &, const Size2 &, InlineAlignment);
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MODBIND1RC(int64_t, shaped_get_span_count, const RID &);
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MODBIND2RC(Variant, shaped_get_span_meta, const RID &, int64_t);
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MODBIND5(shaped_set_span_update_font, const RID &, int64_t, const TypedArray<RID> &, int64_t, const Dictionary &);
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MODBIND3RC(RID, shaped_text_substr, const RID &, int64_t, int64_t);
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MODBIND1RC(RID, shaped_text_get_parent, const RID &);
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MODBIND3R(double, shaped_text_fit_to_width, const RID &, double, BitField<TextServer::JustificationFlag>);
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MODBIND2R(double, shaped_text_tab_align, const RID &, const PackedFloat32Array &);
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MODBIND1R(bool, shaped_text_shape, const RID &);
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MODBIND1R(bool, shaped_text_update_breaks, const RID &);
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MODBIND1R(bool, shaped_text_update_justification_ops, const RID &);
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MODBIND1RC(int64_t, shaped_text_get_trim_pos, const RID &);
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MODBIND1RC(int64_t, shaped_text_get_ellipsis_pos, const RID &);
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MODBIND1RC(const Glyph *, shaped_text_get_ellipsis_glyphs, const RID &);
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MODBIND1RC(int64_t, shaped_text_get_ellipsis_glyph_count, const RID &);
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MODBIND3(shaped_text_overrun_trim_to_width, const RID &, double, BitField<TextServer::TextOverrunFlag>);
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MODBIND1RC(bool, shaped_text_is_ready, const RID &);
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MODBIND1RC(const Glyph *, shaped_text_get_glyphs, const RID &);
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MODBIND1R(const Glyph *, shaped_text_sort_logical, const RID &);
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MODBIND1RC(int64_t, shaped_text_get_glyph_count, const RID &);
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MODBIND1RC(Vector2i, shaped_text_get_range, const RID &);
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MODBIND1RC(Array, shaped_text_get_objects, const RID &);
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MODBIND2RC(Rect2, shaped_text_get_object_rect, const RID &, const Variant &);
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MODBIND1RC(Size2, shaped_text_get_size, const RID &);
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MODBIND1RC(double, shaped_text_get_ascent, const RID &);
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MODBIND1RC(double, shaped_text_get_descent, const RID &);
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MODBIND1RC(double, shaped_text_get_width, const RID &);
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MODBIND1RC(double, shaped_text_get_underline_position, const RID &);
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MODBIND1RC(double, shaped_text_get_underline_thickness, const RID &);
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MODBIND2RC(PackedInt32Array, string_get_word_breaks, const String &, const String &);
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MODBIND2RC(String, string_to_upper, const String &, const String &);
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MODBIND2RC(String, string_to_lower, const String &, const String &);
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TextServerFallback();
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~TextServerFallback();
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};
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#endif // TEXT_SERVER_FB_H
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