mirror of
https://github.com/godotengine/godot
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239 lines
11 KiB
C++
239 lines
11 KiB
C++
/**************************************************************************/
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/* resource_importer_dynamic_font.cpp */
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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) 2014-present Godot Engine contributors (see AUTHORS.md). */
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/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
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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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#include "resource_importer_dynamic_font.h"
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#include "core/io/file_access.h"
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#include "core/io/resource_saver.h"
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#include "editor/import/dynamic_font_import_settings.h"
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#include "scene/resources/font.h"
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#include "servers/text_server.h"
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#include "modules/modules_enabled.gen.h" // For freetype.
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String ResourceImporterDynamicFont::get_importer_name() const {
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return "font_data_dynamic";
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}
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String ResourceImporterDynamicFont::get_visible_name() const {
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return "Font Data (Dynamic Font)";
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}
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void ResourceImporterDynamicFont::get_recognized_extensions(List<String> *p_extensions) const {
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if (p_extensions) {
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#ifdef MODULE_FREETYPE_ENABLED
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p_extensions->push_back("ttf");
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p_extensions->push_back("ttc");
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p_extensions->push_back("otf");
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p_extensions->push_back("otc");
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p_extensions->push_back("woff");
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p_extensions->push_back("woff2");
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p_extensions->push_back("pfb");
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p_extensions->push_back("pfm");
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#endif
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}
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}
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String ResourceImporterDynamicFont::get_save_extension() const {
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return "fontdata";
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}
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String ResourceImporterDynamicFont::get_resource_type() const {
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return "FontFile";
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}
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bool ResourceImporterDynamicFont::get_option_visibility(const String &p_path, const String &p_option, const HashMap<StringName, Variant> &p_options) const {
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if (p_option == "msdf_pixel_range" && !bool(p_options["multichannel_signed_distance_field"])) {
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return false;
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}
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if (p_option == "msdf_size" && !bool(p_options["multichannel_signed_distance_field"])) {
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return false;
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}
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if (p_option == "antialiasing" && bool(p_options["multichannel_signed_distance_field"])) {
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return false;
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}
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if (p_option == "oversampling" && bool(p_options["multichannel_signed_distance_field"])) {
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return false;
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}
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if (p_option == "subpixel_positioning" && bool(p_options["multichannel_signed_distance_field"])) {
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return false;
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}
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return true;
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}
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int ResourceImporterDynamicFont::get_preset_count() const {
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return PRESET_MAX;
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}
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String ResourceImporterDynamicFont::get_preset_name(int p_idx) const {
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switch (p_idx) {
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case PRESET_DYNAMIC:
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return TTR("Dynamically rendered TrueType/OpenType font");
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case PRESET_MSDF:
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return TTR("Prerendered multichannel(+true) signed distance field");
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default:
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return String();
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}
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}
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void ResourceImporterDynamicFont::get_import_options(const String &p_path, List<ImportOption> *r_options, int p_preset) const {
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bool msdf = p_preset == PRESET_MSDF;
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r_options->push_back(ImportOption(PropertyInfo(Variant::NIL, "Rendering", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_GROUP), Variant()));
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r_options->push_back(ImportOption(PropertyInfo(Variant::INT, "antialiasing", PROPERTY_HINT_ENUM, "None,Grayscale,LCD Subpixel"), 1));
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r_options->push_back(ImportOption(PropertyInfo(Variant::BOOL, "generate_mipmaps"), false));
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r_options->push_back(ImportOption(PropertyInfo(Variant::BOOL, "disable_embedded_bitmaps"), true));
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r_options->push_back(ImportOption(PropertyInfo(Variant::BOOL, "multichannel_signed_distance_field", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_DEFAULT | PROPERTY_USAGE_UPDATE_ALL_IF_MODIFIED), (msdf) ? true : false));
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r_options->push_back(ImportOption(PropertyInfo(Variant::INT, "msdf_pixel_range", PROPERTY_HINT_RANGE, "1,100,1"), 8));
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r_options->push_back(ImportOption(PropertyInfo(Variant::INT, "msdf_size", PROPERTY_HINT_RANGE, "1,250,1"), 48));
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r_options->push_back(ImportOption(PropertyInfo(Variant::BOOL, "allow_system_fallback"), true));
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r_options->push_back(ImportOption(PropertyInfo(Variant::BOOL, "force_autohinter"), false));
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r_options->push_back(ImportOption(PropertyInfo(Variant::INT, "hinting", PROPERTY_HINT_ENUM, "None,Light,Normal"), 1));
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r_options->push_back(ImportOption(PropertyInfo(Variant::INT, "subpixel_positioning", PROPERTY_HINT_ENUM, "Disabled,Auto,One Half of a Pixel,One Quarter of a Pixel"), 1));
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r_options->push_back(ImportOption(PropertyInfo(Variant::FLOAT, "oversampling", PROPERTY_HINT_RANGE, "0,10,0.1"), 0.0));
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r_options->push_back(ImportOption(PropertyInfo(Variant::NIL, "Fallbacks", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_GROUP), Variant()));
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r_options->push_back(ImportOption(PropertyInfo(Variant::ARRAY, "fallbacks", PROPERTY_HINT_ARRAY_TYPE, MAKE_RESOURCE_TYPE_HINT("Font")), Array()));
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r_options->push_back(ImportOption(PropertyInfo(Variant::NIL, "Compress", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_GROUP), Variant()));
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r_options->push_back(ImportOption(PropertyInfo(Variant::BOOL, "compress"), true));
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// Hide from the main UI, only for advanced import dialog.
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r_options->push_back(ImportOption(PropertyInfo(Variant::ARRAY, "preload", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_STORAGE), Array()));
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r_options->push_back(ImportOption(PropertyInfo(Variant::DICTIONARY, "language_support", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_STORAGE), Dictionary()));
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r_options->push_back(ImportOption(PropertyInfo(Variant::DICTIONARY, "script_support", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_STORAGE), Dictionary()));
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r_options->push_back(ImportOption(PropertyInfo(Variant::DICTIONARY, "opentype_features", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_STORAGE), Dictionary()));
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}
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bool ResourceImporterDynamicFont::has_advanced_options() const {
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return true;
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}
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void ResourceImporterDynamicFont::show_advanced_options(const String &p_path) {
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DynamicFontImportSettingsDialog::get_singleton()->open_settings(p_path);
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}
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Error ResourceImporterDynamicFont::import(const String &p_source_file, const String &p_save_path, const HashMap<StringName, Variant> &p_options, List<String> *r_platform_variants, List<String> *r_gen_files, Variant *r_metadata) {
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print_verbose("Importing dynamic font from: " + p_source_file);
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int antialiasing = p_options["antialiasing"];
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bool generate_mipmaps = p_options["generate_mipmaps"];
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bool disable_embedded_bitmaps = p_options["disable_embedded_bitmaps"];
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bool msdf = p_options["multichannel_signed_distance_field"];
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int px_range = p_options["msdf_pixel_range"];
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int px_size = p_options["msdf_size"];
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Dictionary ot_ov = p_options["opentype_features"];
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bool autohinter = p_options["force_autohinter"];
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bool allow_system_fallback = p_options["allow_system_fallback"];
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int hinting = p_options["hinting"];
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int subpixel_positioning = p_options["subpixel_positioning"];
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real_t oversampling = p_options["oversampling"];
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Array fallbacks = p_options["fallbacks"];
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// Load base font data.
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Vector<uint8_t> data = FileAccess::get_file_as_bytes(p_source_file);
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// Create font.
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Ref<FontFile> font;
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font.instantiate();
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font->set_data(data);
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font->set_antialiasing((TextServer::FontAntialiasing)antialiasing);
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font->set_disable_embedded_bitmaps(disable_embedded_bitmaps);
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font->set_generate_mipmaps(generate_mipmaps);
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font->set_multichannel_signed_distance_field(msdf);
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font->set_msdf_pixel_range(px_range);
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font->set_msdf_size(px_size);
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font->set_opentype_feature_overrides(ot_ov);
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font->set_fixed_size(0);
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font->set_force_autohinter(autohinter);
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font->set_allow_system_fallback(allow_system_fallback);
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font->set_subpixel_positioning((TextServer::SubpixelPositioning)subpixel_positioning);
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font->set_hinting((TextServer::Hinting)hinting);
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font->set_oversampling(oversampling);
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font->set_fallbacks(fallbacks);
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Dictionary langs = p_options["language_support"];
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for (int i = 0; i < langs.size(); i++) {
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String key = langs.get_key_at_index(i);
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bool enabled = langs.get_value_at_index(i);
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font->set_language_support_override(key, enabled);
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}
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Dictionary scripts = p_options["script_support"];
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for (int i = 0; i < scripts.size(); i++) {
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String key = scripts.get_key_at_index(i);
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bool enabled = scripts.get_value_at_index(i);
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font->set_script_support_override(key, enabled);
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}
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Array preload_configurations = p_options["preload"];
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for (int i = 0; i < preload_configurations.size(); i++) {
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Dictionary preload_config = preload_configurations[i];
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Dictionary variation = preload_config.has("variation_opentype") ? preload_config["variation_opentype"].operator Dictionary() : Dictionary();
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double embolden = preload_config.has("variation_embolden") ? preload_config["variation_embolden"].operator double() : 0;
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int face_index = preload_config.has("variation_face_index") ? preload_config["variation_face_index"].operator int() : 0;
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Transform2D transform = preload_config.has("variation_transform") ? preload_config["variation_transform"].operator Transform2D() : Transform2D();
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Vector2i size = preload_config.has("size") ? preload_config["size"].operator Vector2i() : Vector2i(16, 0);
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String name = preload_config.has("name") ? preload_config["name"].operator String() : vformat("Configuration %d", i);
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RID conf_rid = font->find_variation(variation, face_index, embolden, transform);
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Array chars = preload_config["chars"];
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for (int j = 0; j < chars.size(); j++) {
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char32_t c = chars[j].operator int();
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TS->font_render_range(conf_rid, size, c, c);
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}
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Array glyphs = preload_config["glyphs"];
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for (int j = 0; j < glyphs.size(); j++) {
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int32_t c = glyphs[j];
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TS->font_render_glyph(conf_rid, size, c);
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}
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}
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int flg = 0;
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if ((bool)p_options["compress"]) {
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flg |= ResourceSaver::SaverFlags::FLAG_COMPRESS;
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}
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print_verbose("Saving to: " + p_save_path + ".fontdata");
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Error err = ResourceSaver::save(font, p_save_path + ".fontdata", flg);
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ERR_FAIL_COND_V_MSG(err != OK, err, "Cannot save font to file \"" + p_save_path + ".res\".");
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print_verbose("Done saving to: " + p_save_path + ".fontdata");
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return OK;
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}
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ResourceImporterDynamicFont::ResourceImporterDynamicFont() {
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}
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