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godot/editor/editor_fonts.cpp

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/*************************************************************************/
/* editor_fonts.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 "editor_fonts.h"
#include "builtin_fonts.gen.h"
#include "core/io/dir_access.h"
#include "editor/editor_scale.h"
#include "editor/editor_settings.h"
#include "scene/resources/default_theme/default_theme.h"
#include "scene/resources/font.h"
#define MAKE_FALLBACKS(m_name) \
m_name->add_data(FontArabic); \
m_name->add_data(FontBengali); \
m_name->add_data(FontDevanagari); \
m_name->add_data(FontGeorgian); \
m_name->add_data(FontHebrew); \
m_name->add_data(FontMalayalam); \
m_name->add_data(FontOriya); \
m_name->add_data(FontSinhala); \
m_name->add_data(FontTamil); \
m_name->add_data(FontTelugu); \
m_name->add_data(FontThai); \
m_name->add_data(FontJapanese); \
m_name->add_data(FontFallback);
// Note: In some languages, the use of italic/slanted fonts is controversial. Therefore, we are limiting simulated slant to the main font (Latin, Cyrillic, and Greek) and using bold fonts for the rest.
#define MAKE_FALLBACKS_SLANTED(m_name) \
m_name->add_data(FontArabicBold); \
m_name->add_data(FontBengaliBold); \
m_name->add_data(FontDevanagariBold); \
m_name->add_data(FontGeorgianBold); \
m_name->add_data(FontHebrewBold); \
m_name->add_data(FontMalayalamBold); \
m_name->add_data(FontOriyaBold); \
m_name->add_data(FontSinhalaBold); \
m_name->add_data(FontTamilBold); \
m_name->add_data(FontTeluguBold); \
m_name->add_data(FontThaiBold); \
m_name->add_data(FontJapaneseBold); \
m_name->add_data(FontFallbackBold);
#define MAKE_FALLBACKS_BOLD(m_name) \
m_name->add_data(FontArabicBold); \
m_name->add_data(FontBengaliBold); \
m_name->add_data(FontDevanagariBold); \
m_name->add_data(FontGeorgianBold); \
m_name->add_data(FontHebrewBold); \
m_name->add_data(FontMalayalamBold); \
m_name->add_data(FontOriyaBold); \
m_name->add_data(FontSinhalaBold); \
m_name->add_data(FontTamilBold); \
m_name->add_data(FontTeluguBold); \
m_name->add_data(FontThaiBold); \
m_name->add_data(FontJapaneseBold); \
m_name->add_data(FontFallbackBold);
#define MAKE_DEFAULT_FONT(m_name, m_variations) \
Ref<Font> m_name; \
m_name.instantiate(); \
if (CustomFont.is_valid()) { \
m_name->add_data(CustomFont); \
m_name->add_data(DefaultFont); \
} else { \
m_name->add_data(DefaultFont); \
} \
{ \
Dictionary variations; \
if (!m_variations.is_empty()) { \
Vector<String> variation_tags = m_variations.split(","); \
for (int i = 0; i < variation_tags.size(); i++) { \
Vector<String> tokens = variation_tags[i].split("="); \
if (tokens.size() == 2) { \
variations[tokens[0]] = tokens[1].to_float(); \
} \
} \
} \
m_name->set_variation_coordinates(variations); \
} \
m_name->set_spacing(TextServer::SPACING_TOP, -EDSCALE); \
m_name->set_spacing(TextServer::SPACING_BOTTOM, -EDSCALE); \
MAKE_FALLBACKS(m_name);
#define MAKE_SLANTED_FONT(m_name, m_variations) \
Ref<Font> m_name; \
m_name.instantiate(); \
m_name.instantiate(); \
if (CustomFontSlanted.is_valid()) { \
m_name->add_data(CustomFontSlanted); \
m_name->add_data(DefaultFontSlanted); \
} else { \
m_name->add_data(DefaultFontSlanted); \
} \
{ \
Dictionary variations; \
if (!m_variations.is_empty()) { \
Vector<String> variation_tags = m_variations.split(","); \
for (int i = 0; i < variation_tags.size(); i++) { \
Vector<String> tokens = variation_tags[i].split("="); \
if (tokens.size() == 2) { \
variations[tokens[0]] = tokens[1].to_float(); \
} \
} \
} \
m_name->set_variation_coordinates(variations); \
} \
m_name->set_spacing(TextServer::SPACING_TOP, -EDSCALE); \
m_name->set_spacing(TextServer::SPACING_BOTTOM, -EDSCALE); \
MAKE_FALLBACKS_SLANTED(m_name);
#define MAKE_BOLD_FONT(m_name, m_variations) \
Ref<Font> m_name; \
m_name.instantiate(); \
if (CustomFontBold.is_valid()) { \
m_name->add_data(CustomFontBold); \
m_name->add_data(DefaultFontBold); \
} else { \
m_name->add_data(DefaultFontBold); \
} \
{ \
Dictionary variations; \
if (!m_variations.is_empty()) { \
Vector<String> variation_tags = m_variations.split(","); \
for (int i = 0; i < variation_tags.size(); i++) { \
Vector<String> tokens = variation_tags[i].split("="); \
if (tokens.size() == 2) { \
variations[tokens[0]] = tokens[1].to_float(); \
} \
} \
} \
m_name->set_variation_coordinates(variations); \
} \
m_name->set_spacing(TextServer::SPACING_TOP, -EDSCALE); \
m_name->set_spacing(TextServer::SPACING_BOTTOM, -EDSCALE); \
MAKE_FALLBACKS_BOLD(m_name);
#define MAKE_SOURCE_FONT(m_name, m_variations) \
Ref<Font> m_name; \
m_name.instantiate(); \
if (CustomFontSource.is_valid()) { \
m_name->add_data(CustomFontSource); \
m_name->add_data(dfmono); \
} else { \
m_name->add_data(dfmono); \
} \
{ \
Dictionary variations; \
if (!m_variations.is_empty()) { \
Vector<String> variation_tags = m_variations.split(","); \
for (int i = 0; i < variation_tags.size(); i++) { \
Vector<String> tokens = variation_tags[i].split("="); \
if (tokens.size() == 2) { \
variations[tokens[0]] = tokens[1].to_float(); \
} \
} \
} \
m_name->set_variation_coordinates(variations); \
} \
m_name->set_spacing(TextServer::SPACING_TOP, -EDSCALE); \
m_name->set_spacing(TextServer::SPACING_BOTTOM, -EDSCALE); \
MAKE_FALLBACKS(m_name);
Ref<FontData> load_cached_external_font(const String &p_path, TextServer::Hinting p_hinting, bool p_aa, bool p_autohint, TextServer::SubpixelPositioning p_font_subpixel_positioning) {
Ref<FontData> font;
font.instantiate();
Vector<uint8_t> data = FileAccess::get_file_as_array(p_path);
font->set_data(data);
font->set_antialiased(p_aa);
font->set_hinting(p_hinting);
font->set_force_autohinter(p_autohint);
font->set_subpixel_positioning(p_font_subpixel_positioning);
return font;
}
Ref<FontData> load_cached_internal_font(const uint8_t *p_data, size_t p_size, TextServer::Hinting p_hinting, bool p_aa, bool p_autohint, TextServer::SubpixelPositioning p_font_subpixel_positioning) {
Ref<FontData> font;
font.instantiate();
font->set_data_ptr(p_data, p_size);
font->set_antialiased(p_aa);
font->set_hinting(p_hinting);
font->set_force_autohinter(p_autohint);
font->set_subpixel_positioning(p_font_subpixel_positioning);
return font;
}
void editor_register_fonts(Ref<Theme> p_theme) {
DirAccessRef dir = DirAccess::create(DirAccess::ACCESS_FILESYSTEM);
/* Custom font */
bool font_antialiased = (bool)EditorSettings::get_singleton()->get("interface/editor/font_antialiased");
int font_hinting_setting = (int)EditorSettings::get_singleton()->get("interface/editor/font_hinting");
TextServer::SubpixelPositioning font_subpixel_positioning = (TextServer::SubpixelPositioning)(int)EditorSettings::get_singleton()->get("interface/editor/font_subpixel_positioning");
TextServer::Hinting font_hinting;
switch (font_hinting_setting) {
case 0:
// The "Auto" setting uses the setting that best matches the OS' font rendering:
// - macOS doesn't use font hinting.
// - Windows uses ClearType, which is in between "Light" and "Normal" hinting.
// - Linux has configurable font hinting, but most distributions including Ubuntu default to "Light".
#ifdef OSX_ENABLED
font_hinting = TextServer::HINTING_NONE;
#else
font_hinting = TextServer::HINTING_LIGHT;
#endif
break;
case 1:
font_hinting = TextServer::HINTING_NONE;
break;
case 2:
font_hinting = TextServer::HINTING_LIGHT;
break;
default:
font_hinting = TextServer::HINTING_NORMAL;
break;
}
const int default_font_size = int(EDITOR_GET("interface/editor/main_font_size")) * EDSCALE;
const float embolden_strength = 0.6;
String custom_font_path = EditorSettings::get_singleton()->get("interface/editor/main_font");
Ref<FontData> CustomFont;
if (custom_font_path.length() > 0 && dir->file_exists(custom_font_path)) {
CustomFont = load_cached_external_font(custom_font_path, font_hinting, font_antialiased, true, font_subpixel_positioning);
} else {
EditorSettings::get_singleton()->set_manually("interface/editor/main_font", "");
}
Ref<FontData> CustomFontSlanted;
if (CustomFont.is_valid()) {
CustomFontSlanted = CustomFont->duplicate();
CustomFontSlanted->set_transform(Transform2D(1.0, 0.4, 0.0, 1.0, 0.0, 0.0));
}
/* Custom Bold font */
String custom_font_path_bold = EditorSettings::get_singleton()->get("interface/editor/main_font_bold");
Ref<FontData> CustomFontBold;
if (custom_font_path_bold.length() > 0 && dir->file_exists(custom_font_path_bold)) {
CustomFontBold = load_cached_external_font(custom_font_path_bold, font_hinting, font_antialiased, true, font_subpixel_positioning);
} else {
EditorSettings::get_singleton()->set_manually("interface/editor/main_font_bold", "");
}
if (CustomFont.is_valid() && !CustomFontBold.is_valid()) {
CustomFontBold = CustomFont->duplicate();
CustomFontBold->set_embolden(embolden_strength);
}
/* Custom source code font */
String custom_font_path_source = EditorSettings::get_singleton()->get("interface/editor/code_font");
Ref<FontData> CustomFontSource;
if (custom_font_path_source.length() > 0 && dir->file_exists(custom_font_path_source)) {
CustomFontSource = load_cached_external_font(custom_font_path_source, font_hinting, font_antialiased, true, font_subpixel_positioning);
} else {
EditorSettings::get_singleton()->set_manually("interface/editor/code_font", "");
}
/* Noto Sans */
Ref<FontData> DefaultFont = load_cached_internal_font(_font_NotoSans_Regular, _font_NotoSans_Regular_size, font_hinting, font_antialiased, true, font_subpixel_positioning);
Ref<FontData> DefaultFontBold = load_cached_internal_font(_font_NotoSans_Bold, _font_NotoSans_Bold_size, font_hinting, font_antialiased, true, font_subpixel_positioning);
Ref<FontData> FontArabic = load_cached_internal_font(_font_NotoNaskhArabicUI_Regular, _font_NotoNaskhArabicUI_Regular_size, font_hinting, font_antialiased, true, font_subpixel_positioning);
Ref<FontData> FontArabicBold = load_cached_internal_font(_font_NotoNaskhArabicUI_Bold, _font_NotoNaskhArabicUI_Bold_size, font_hinting, font_antialiased, true, font_subpixel_positioning);
Ref<FontData> FontBengali = load_cached_internal_font(_font_NotoSansBengaliUI_Regular, _font_NotoSansBengaliUI_Regular_size, font_hinting, font_antialiased, true, font_subpixel_positioning);
Ref<FontData> FontBengaliBold = load_cached_internal_font(_font_NotoSansBengaliUI_Bold, _font_NotoSansBengaliUI_Bold_size, font_hinting, font_antialiased, true, font_subpixel_positioning);
Ref<FontData> FontDevanagari = load_cached_internal_font(_font_NotoSansDevanagariUI_Regular, _font_NotoSansDevanagariUI_Regular_size, font_hinting, font_antialiased, true, font_subpixel_positioning);
Ref<FontData> FontDevanagariBold = load_cached_internal_font(_font_NotoSansDevanagariUI_Bold, _font_NotoSansDevanagariUI_Bold_size, font_hinting, font_antialiased, true, font_subpixel_positioning);
Ref<FontData> FontGeorgian = load_cached_internal_font(_font_NotoSansGeorgian_Regular, _font_NotoSansGeorgian_Regular_size, font_hinting, font_antialiased, true, font_subpixel_positioning);
Ref<FontData> FontGeorgianBold = load_cached_internal_font(_font_NotoSansGeorgian_Bold, _font_NotoSansGeorgian_Bold_size, font_hinting, font_antialiased, true, font_subpixel_positioning);
Ref<FontData> FontHebrew = load_cached_internal_font(_font_NotoSansHebrew_Regular, _font_NotoSansHebrew_Regular_size, font_hinting, font_antialiased, true, font_subpixel_positioning);
Ref<FontData> FontHebrewBold = load_cached_internal_font(_font_NotoSansHebrew_Bold, _font_NotoSansHebrew_Bold_size, font_hinting, font_antialiased, true, font_subpixel_positioning);
Ref<FontData> FontMalayalam = load_cached_internal_font(_font_NotoSansMalayalamUI_Regular, _font_NotoSansMalayalamUI_Regular_size, font_hinting, font_antialiased, true, font_subpixel_positioning);
Ref<FontData> FontMalayalamBold = load_cached_internal_font(_font_NotoSansMalayalamUI_Bold, _font_NotoSansMalayalamUI_Bold_size, font_hinting, font_antialiased, true, font_subpixel_positioning);
Ref<FontData> FontOriya = load_cached_internal_font(_font_NotoSansOriyaUI_Regular, _font_NotoSansOriyaUI_Regular_size, font_hinting, font_antialiased, true, font_subpixel_positioning);
Ref<FontData> FontOriyaBold = load_cached_internal_font(_font_NotoSansOriyaUI_Bold, _font_NotoSansOriyaUI_Bold_size, font_hinting, font_antialiased, true, font_subpixel_positioning);
Ref<FontData> FontSinhala = load_cached_internal_font(_font_NotoSansSinhalaUI_Regular, _font_NotoSansSinhalaUI_Regular_size, font_hinting, font_antialiased, true, font_subpixel_positioning);
Ref<FontData> FontSinhalaBold = load_cached_internal_font(_font_NotoSansSinhalaUI_Bold, _font_NotoSansSinhalaUI_Bold_size, font_hinting, font_antialiased, true, font_subpixel_positioning);
Ref<FontData> FontTamil = load_cached_internal_font(_font_NotoSansTamilUI_Regular, _font_NotoSansTamilUI_Regular_size, font_hinting, font_antialiased, true, font_subpixel_positioning);
Ref<FontData> FontTamilBold = load_cached_internal_font(_font_NotoSansTamilUI_Bold, _font_NotoSansTamilUI_Bold_size, font_hinting, font_antialiased, true, font_subpixel_positioning);
Ref<FontData> FontTelugu = load_cached_internal_font(_font_NotoSansTeluguUI_Regular, _font_NotoSansTeluguUI_Regular_size, font_hinting, font_antialiased, true, font_subpixel_positioning);
Ref<FontData> FontTeluguBold = load_cached_internal_font(_font_NotoSansTeluguUI_Bold, _font_NotoSansTeluguUI_Bold_size, font_hinting, font_antialiased, true, font_subpixel_positioning);
Ref<FontData> FontThai = load_cached_internal_font(_font_NotoSansThaiUI_Regular, _font_NotoSansThaiUI_Regular_size, font_hinting, font_antialiased, true, font_subpixel_positioning);
Ref<FontData> FontThaiBold = load_cached_internal_font(_font_NotoSansThaiUI_Bold, _font_NotoSansThaiUI_Bold_size, font_hinting, font_antialiased, true, font_subpixel_positioning);
Ref<FontData> DefaultFontSlanted = DefaultFont->duplicate();
DefaultFontSlanted->set_transform(Transform2D(1.0, 0.3, 0.0, 1.0, 0.0, 0.0));
/* Droid Sans */
Ref<FontData> FontFallback = load_cached_internal_font(_font_DroidSansFallback, _font_DroidSansFallback_size, font_hinting, font_antialiased, true, font_subpixel_positioning);
Ref<FontData> FontJapanese = load_cached_internal_font(_font_DroidSansJapanese, _font_DroidSansJapanese_size, font_hinting, font_antialiased, true, font_subpixel_positioning);
Ref<FontData> FontFallbackBold = FontFallback->duplicate();
FontFallbackBold->set_embolden(embolden_strength);
Ref<FontData> FontJapaneseBold = FontJapanese->duplicate();
FontJapaneseBold->set_embolden(embolden_strength);
/* Hack */
Ref<FontData> dfmono = load_cached_internal_font(_font_JetBrainsMono_Regular, _font_JetBrainsMono_Regular_size, font_hinting, font_antialiased, true, font_subpixel_positioning);
Dictionary opentype_features;
opentype_features["calt"] = 0;
dfmono->set_opentype_feature_overrides(opentype_features); // Disable contextual alternates (coding ligatures).
// Default font
MAKE_DEFAULT_FONT(df, String());
p_theme->set_default_font(df); // Default theme font
p_theme->set_default_font_size(default_font_size);
p_theme->set_font_size("main_size", "EditorFonts", default_font_size);
p_theme->set_font("main", "EditorFonts", df);
// Bold font
MAKE_BOLD_FONT(df_bold, String());
MAKE_SLANTED_FONT(df_italic, String());
p_theme->set_font_size("bold_size", "EditorFonts", default_font_size);
p_theme->set_font("bold", "EditorFonts", df_bold);
// Title font
p_theme->set_font_size("title_size", "EditorFonts", default_font_size + 1 * EDSCALE);
p_theme->set_font("title", "EditorFonts", df_bold);
p_theme->set_font_size("main_button_font_size", "EditorFonts", default_font_size + 1 * EDSCALE);
p_theme->set_font("main_button_font", "EditorFonts", df_bold);
p_theme->set_font("font", "Label", df);
p_theme->set_type_variation("HeaderSmall", "Label");
p_theme->set_font("font", "HeaderSmall", df_bold);
p_theme->set_font_size("font_size", "HeaderSmall", default_font_size);
p_theme->set_type_variation("HeaderMedium", "Label");
p_theme->set_font("font", "HeaderMedium", df_bold);
p_theme->set_font_size("font_size", "HeaderMedium", default_font_size + 1 * EDSCALE);
p_theme->set_type_variation("HeaderLarge", "Label");
p_theme->set_font("font", "HeaderLarge", df_bold);
p_theme->set_font_size("font_size", "HeaderLarge", default_font_size + 3 * EDSCALE);
// Documentation fonts
String code_font_custom_variations = EditorSettings::get_singleton()->get("interface/editor/code_font_custom_variations");
MAKE_SOURCE_FONT(df_code, code_font_custom_variations);
p_theme->set_font_size("doc_size", "EditorFonts", int(EDITOR_GET("text_editor/help/help_font_size")) * EDSCALE);
p_theme->set_font("doc", "EditorFonts", df);
p_theme->set_font("doc_bold", "EditorFonts", df_bold);
p_theme->set_font("doc_italic", "EditorFonts", df_italic);
p_theme->set_font_size("doc_title_size", "EditorFonts", int(EDITOR_GET("text_editor/help/help_title_font_size")) * EDSCALE);
p_theme->set_font("doc_title", "EditorFonts", df_bold);
p_theme->set_font_size("doc_source_size", "EditorFonts", int(EDITOR_GET("text_editor/help/help_source_font_size")) * EDSCALE);
p_theme->set_font("doc_source", "EditorFonts", df_code);
p_theme->set_font_size("doc_keyboard_size", "EditorFonts", (int(EDITOR_GET("text_editor/help/help_source_font_size")) - 1) * EDSCALE);
p_theme->set_font("doc_keyboard", "EditorFonts", df_code);
// Ruler font
p_theme->set_font_size("rulers_size", "EditorFonts", 8 * EDSCALE);
p_theme->set_font("rulers", "EditorFonts", df);
// Rotation widget font
p_theme->set_font_size("rotation_control_size", "EditorFonts", 14 * EDSCALE);
p_theme->set_font("rotation_control", "EditorFonts", df);
// Code font
p_theme->set_font_size("source_size", "EditorFonts", int(EDITOR_GET("interface/editor/code_font_size")) * EDSCALE);
p_theme->set_font("source", "EditorFonts", df_code);
p_theme->set_font_size("expression_size", "EditorFonts", (int(EDITOR_GET("interface/editor/code_font_size")) - 1) * EDSCALE);
p_theme->set_font("expression", "EditorFonts", df_code);
p_theme->set_font_size("output_source_size", "EditorFonts", int(EDITOR_GET("run/output/font_size")) * EDSCALE);
p_theme->set_font("output_source", "EditorFonts", df_code);
p_theme->set_font_size("status_source_size", "EditorFonts", default_font_size);
p_theme->set_font("status_source", "EditorFonts", df_code);
}
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