diff options
Diffstat (limited to 'scene/resources')
| -rw-r--r-- | scene/resources/font.cpp | 371 | ||||
| -rw-r--r-- | scene/resources/font.h | 72 |
2 files changed, 442 insertions, 1 deletions
diff --git a/scene/resources/font.cpp b/scene/resources/font.cpp index f61ac7fcaa..9285ea0a1f 100644 --- a/scene/resources/font.cpp +++ b/scene/resources/font.cpp @@ -2693,3 +2693,374 @@ FontVariation::FontVariation() { FontVariation::~FontVariation() { reset_state(); } + +/*************************************************************************/ +/* SystemFont */ +/*************************************************************************/ + +void SystemFont::_bind_methods() { + ClassDB::bind_method(D_METHOD("set_antialiased", "antialiased"), &SystemFont::set_antialiased); + ClassDB::bind_method(D_METHOD("is_antialiased"), &SystemFont::is_antialiased); + + ClassDB::bind_method(D_METHOD("set_generate_mipmaps", "generate_mipmaps"), &SystemFont::set_generate_mipmaps); + ClassDB::bind_method(D_METHOD("get_generate_mipmaps"), &SystemFont::get_generate_mipmaps); + + ClassDB::bind_method(D_METHOD("set_force_autohinter", "force_autohinter"), &SystemFont::set_force_autohinter); + ClassDB::bind_method(D_METHOD("is_force_autohinter"), &SystemFont::is_force_autohinter); + + ClassDB::bind_method(D_METHOD("set_hinting", "hinting"), &SystemFont::set_hinting); + ClassDB::bind_method(D_METHOD("get_hinting"), &SystemFont::get_hinting); + + ClassDB::bind_method(D_METHOD("set_subpixel_positioning", "subpixel_positioning"), &SystemFont::set_subpixel_positioning); + ClassDB::bind_method(D_METHOD("get_subpixel_positioning"), &SystemFont::get_subpixel_positioning); + + ClassDB::bind_method(D_METHOD("set_oversampling", "oversampling"), &SystemFont::set_oversampling); + ClassDB::bind_method(D_METHOD("get_oversampling"), &SystemFont::get_oversampling); + + ClassDB::bind_method(D_METHOD("get_font_names"), &SystemFont::get_font_names); + ClassDB::bind_method(D_METHOD("set_font_names", "names"), &SystemFont::set_font_names); + + ClassDB::bind_method(D_METHOD("set_font_style", "style"), &SystemFont::set_font_style); + + ADD_PROPERTY(PropertyInfo(Variant::PACKED_STRING_ARRAY, "font_names"), "set_font_names", "get_font_names"); + ADD_PROPERTY(PropertyInfo(Variant::INT, "font_style", PROPERTY_HINT_FLAGS, "Bold,Italic"), "set_font_style", "get_font_style"); + ADD_PROPERTY(PropertyInfo(Variant::BOOL, "antialiased"), "set_antialiased", "is_antialiased"); + ADD_PROPERTY(PropertyInfo(Variant::BOOL, "generate_mipmaps"), "set_generate_mipmaps", "get_generate_mipmaps"); + ADD_PROPERTY(PropertyInfo(Variant::BOOL, "force_autohinter"), "set_force_autohinter", "is_force_autohinter"); + ADD_PROPERTY(PropertyInfo(Variant::INT, "hinting", PROPERTY_HINT_ENUM, "None,Light,Normal"), "set_hinting", "get_hinting"); + ADD_PROPERTY(PropertyInfo(Variant::INT, "subpixel_positioning", PROPERTY_HINT_ENUM, "Disabled,Auto,One half of a pixel,One quarter of a pixel"), "set_subpixel_positioning", "get_subpixel_positioning"); + ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "oversampling", PROPERTY_HINT_RANGE, "0,10,0.1"), "set_oversampling", "get_oversampling"); + ADD_PROPERTY(PropertyInfo(Variant::ARRAY, "fallbacks", PROPERTY_HINT_ARRAY_TYPE, vformat("%s/%s:%s", Variant::OBJECT, PROPERTY_HINT_RESOURCE_TYPE, "Font")), "set_fallbacks", "get_fallbacks"); +} + +void SystemFont::_update_rids() const { + Ref<Font> f = _get_base_font_or_default(); + + rids.clear(); + if (fallbacks.is_empty() && f.is_valid()) { + RID rid = _get_rid(); + if (rid.is_valid()) { + rids.push_back(rid); + } + + const TypedArray<Font> &base_fallbacks = f->get_fallbacks(); + for (int i = 0; i < base_fallbacks.size(); i++) { + _update_rids_fb(base_fallbacks[i], 0); + } + } else { + _update_rids_fb(const_cast<SystemFont *>(this), 0); + } + dirty_rids = false; +} + +void SystemFont::_update_base_font() { + if (base_font.is_valid()) { + base_font->disconnect(CoreStringNames::get_singleton()->changed, callable_mp(reinterpret_cast<Font *>(this), &Font::_invalidate_rids)); + base_font.unref(); + } + + face_indeces.clear(); + ftr_weight = 0; + ftr_italic = 0; + for (const String &E : names) { + if (E.is_empty()) { + continue; + } + + String path = OS::get_singleton()->get_system_font_path(E, style & TextServer::FONT_BOLD, style & TextServer::FONT_ITALIC); + if (path.is_empty()) { + continue; + } + Ref<FontFile> file; + file.instantiate(); + Error err = file->load_dynamic_font(path); + if (err != OK) { + continue; + } + + // If it's a font collection check all faces to match requested style. + for (int i = 0; i < file->get_face_count(); i++) { + file->set_face_index(0, i); + if (((file->get_font_style() & TextServer::FONT_BOLD) == (style & TextServer::FONT_BOLD)) && ((file->get_font_style() & TextServer::FONT_ITALIC) == (style & TextServer::FONT_ITALIC))) { + face_indeces.push_back(i); + } + } + if (face_indeces.is_empty()) { + face_indeces.push_back(0); + } + file->set_face_index(0, face_indeces[0]); + + // If it's a variable font, apply weight and italic coordinates to match requested style. + Dictionary ftr = file->get_supported_variation_list(); + if ((style & TextServer::FONT_BOLD) && ftr.has(TS->name_to_tag("weight"))) { + ftr_weight = 700; + } + if ((style & TextServer::FONT_ITALIC) && ftr.has(TS->name_to_tag("italic"))) { + ftr_italic = 1; + } + + // Apply font rendering settings. + file->set_antialiased(antialiased); + file->set_generate_mipmaps(mipmaps); + file->set_force_autohinter(force_autohinter); + file->set_hinting(hinting); + file->set_subpixel_positioning(subpixel_positioning); + file->set_oversampling(oversampling); + + base_font = file; + } + + if (base_font.is_valid()) { + base_font->connect(CoreStringNames::get_singleton()->changed, callable_mp(reinterpret_cast<Font *>(this), &Font::_invalidate_rids), varray(), CONNECT_REFERENCE_COUNTED); + } + + _invalidate_rids(); + notify_property_list_changed(); +} + +void SystemFont::reset_state() { + if (base_font.is_valid()) { + base_font->disconnect(CoreStringNames::get_singleton()->changed, callable_mp(reinterpret_cast<Font *>(this), &Font::_invalidate_rids)); + base_font.unref(); + } + + if (theme_font.is_valid()) { + theme_font->disconnect(CoreStringNames::get_singleton()->changed, callable_mp(reinterpret_cast<Font *>(this), &Font::_invalidate_rids)); + theme_font.unref(); + } + + names.clear(); + face_indeces.clear(); + ftr_weight = 0; + ftr_italic = 0; + style = 0; + antialiased = true; + mipmaps = false; + force_autohinter = false; + hinting = TextServer::HINTING_LIGHT; + subpixel_positioning = TextServer::SUBPIXEL_POSITIONING_DISABLED; + oversampling = 0.f; + + Font::reset_state(); +} + +Ref<Font> SystemFont::_get_base_font_or_default() const { + if (theme_font.is_valid()) { + theme_font->disconnect(CoreStringNames::get_singleton()->changed, callable_mp(reinterpret_cast<Font *>(const_cast<SystemFont *>(this)), &Font::_invalidate_rids)); + theme_font.unref(); + } + + if (base_font.is_valid()) { + return base_font; + } + + // Check the project-defined Theme resource. + if (Theme::get_project_default().is_valid()) { + List<StringName> theme_types; + Theme::get_project_default()->get_type_dependencies(get_class_name(), StringName(), &theme_types); + + for (const StringName &E : theme_types) { + if (Theme::get_project_default()->has_theme_item(Theme::DATA_TYPE_FONT, "font", E)) { + Ref<Font> f = Theme::get_project_default()->get_theme_item(Theme::DATA_TYPE_FONT, "font", E); + if (f.is_valid()) { + theme_font = f; + theme_font->connect(CoreStringNames::get_singleton()->changed, callable_mp(reinterpret_cast<Font *>(const_cast<SystemFont *>(this)), &Font::_invalidate_rids), varray(), CONNECT_REFERENCE_COUNTED); + } + return f; + } + } + } + + // Lastly, fall back on the items defined in the default Theme, if they exist. + if (Theme::get_default().is_valid()) { + List<StringName> theme_types; + Theme::get_default()->get_type_dependencies(get_class_name(), StringName(), &theme_types); + + for (const StringName &E : theme_types) { + if (Theme::get_default()->has_theme_item(Theme::DATA_TYPE_FONT, "font", E)) { + Ref<Font> f = Theme::get_default()->get_theme_item(Theme::DATA_TYPE_FONT, "font", E); + if (f.is_valid()) { + theme_font = f; + theme_font->connect(CoreStringNames::get_singleton()->changed, callable_mp(reinterpret_cast<Font *>(const_cast<SystemFont *>(this)), &Font::_invalidate_rids), varray(), CONNECT_REFERENCE_COUNTED); + } + return f; + } + } + + // If they don't exist, use any type to return the default/empty value. + Ref<Font> f = Theme::get_default()->get_theme_item(Theme::DATA_TYPE_FONT, "font", StringName()); + if (f.is_valid()) { + theme_font = f; + theme_font->connect(CoreStringNames::get_singleton()->changed, callable_mp(reinterpret_cast<Font *>(const_cast<SystemFont *>(this)), &Font::_invalidate_rids), varray(), CONNECT_REFERENCE_COUNTED); + } + return f; + } + + return Ref<Font>(); +} + +void SystemFont::set_antialiased(bool p_antialiased) { + if (antialiased != p_antialiased) { + antialiased = p_antialiased; + if (base_font.is_valid()) { + base_font->set_antialiased(antialiased); + } + emit_changed(); + } +} + +bool SystemFont::is_antialiased() const { + return antialiased; +} + +void SystemFont::set_generate_mipmaps(bool p_generate_mipmaps) { + if (mipmaps != p_generate_mipmaps) { + mipmaps = p_generate_mipmaps; + if (base_font.is_valid()) { + base_font->set_generate_mipmaps(mipmaps); + } + emit_changed(); + } +} + +bool SystemFont::get_generate_mipmaps() const { + return mipmaps; +} + +void SystemFont::set_force_autohinter(bool p_force_autohinter) { + if (force_autohinter != p_force_autohinter) { + force_autohinter = p_force_autohinter; + if (base_font.is_valid()) { + base_font->set_force_autohinter(force_autohinter); + } + emit_changed(); + } +} + +bool SystemFont::is_force_autohinter() const { + return force_autohinter; +} + +void SystemFont::set_hinting(TextServer::Hinting p_hinting) { + if (hinting != p_hinting) { + hinting = p_hinting; + if (base_font.is_valid()) { + base_font->set_hinting(hinting); + } + emit_changed(); + } +} + +TextServer::Hinting SystemFont::get_hinting() const { + return hinting; +} + +void SystemFont::set_subpixel_positioning(TextServer::SubpixelPositioning p_subpixel) { + if (subpixel_positioning != p_subpixel) { + subpixel_positioning = p_subpixel; + if (base_font.is_valid()) { + base_font->set_subpixel_positioning(subpixel_positioning); + } + emit_changed(); + } +} + +TextServer::SubpixelPositioning SystemFont::get_subpixel_positioning() const { + return subpixel_positioning; +} + +void SystemFont::set_oversampling(real_t p_oversampling) { + if (oversampling != p_oversampling) { + oversampling = p_oversampling; + if (base_font.is_valid()) { + base_font->set_oversampling(oversampling); + } + emit_changed(); + } +} + +real_t SystemFont::get_oversampling() const { + return oversampling; +} + +void SystemFont::set_font_names(const PackedStringArray &p_names) { + if (names != p_names) { + names = p_names; + _update_base_font(); + } +} + +PackedStringArray SystemFont::get_font_names() const { + return names; +} + +void SystemFont::set_font_style(BitField<TextServer::FontStyle> p_style) { + if (style != p_style) { + style = p_style; + _update_base_font(); + } +} + +BitField<TextServer::FontStyle> SystemFont::get_font_style() const { + return style; +} + +int SystemFont::get_spacing(TextServer::SpacingType p_spacing) const { + if (base_font.is_valid()) { + return base_font->get_spacing(p_spacing); + } else { + return 0; + } +} + +RID SystemFont::find_variation(const Dictionary &p_variation_coordinates, int p_face_index, float p_strength, Transform2D p_transform) const { + Ref<Font> f = _get_base_font_or_default(); + if (f.is_valid()) { + Dictionary var = p_variation_coordinates; + if (ftr_weight > 0 && !var.has(TS->name_to_tag("weight"))) { + var[TS->name_to_tag("weight")] = ftr_weight; + } + if (ftr_italic > 0 && !var.has(TS->name_to_tag("italic"))) { + var[TS->name_to_tag("italic")] = ftr_italic; + } + + if (!face_indeces.is_empty()) { + int face_index = CLAMP(p_face_index, 0, face_indeces.size() - 1); + return f->find_variation(var, face_indeces[face_index], p_strength, p_transform); + } else { + return f->find_variation(var, 0, p_strength, p_transform); + } + } + return RID(); +} + +RID SystemFont::_get_rid() const { + Ref<Font> f = _get_base_font_or_default(); + if (f.is_valid()) { + if (!face_indeces.is_empty()) { + Dictionary var; + if (ftr_weight > 0) { + var[TS->name_to_tag("weight")] = ftr_weight; + } + if (ftr_italic > 0) { + var[TS->name_to_tag("italic")] = ftr_italic; + } + return f->find_variation(var, face_indeces[0]); + } else { + return f->_get_rid(); + } + } + return RID(); +} + +int64_t SystemFont::get_face_count() const { + return face_indeces.size(); +} + +SystemFont::SystemFont() { + /* NOP */ +} + +SystemFont::~SystemFont() { + reset_state(); +} diff --git a/scene/resources/font.h b/scene/resources/font.h index 8a2f83c414..260b4e521f 100644 --- a/scene/resources/font.h +++ b/scene/resources/font.h @@ -41,7 +41,7 @@ class TextLine; class TextParagraph; /*************************************************************************/ -/* Font */ +/* Font */ /*************************************************************************/ class Font : public Resource { @@ -381,4 +381,74 @@ public: ~FontVariation(); }; +/*************************************************************************/ +/* SystemFont */ +/*************************************************************************/ + +class SystemFont : public Font { + GDCLASS(SystemFont, Font); + + PackedStringArray names; + BitField<TextServer::FontStyle> style = 0; + + mutable Ref<Font> theme_font; + + Ref<FontFile> base_font; + Vector<int> face_indeces; + int ftr_weight = 0; + int ftr_italic = 0; + + bool antialiased = true; + bool mipmaps = false; + bool force_autohinter = false; + TextServer::Hinting hinting = TextServer::HINTING_LIGHT; + TextServer::SubpixelPositioning subpixel_positioning = TextServer::SUBPIXEL_POSITIONING_AUTO; + real_t oversampling = 0.f; + +protected: + static void _bind_methods(); + + virtual void _update_base_font(); + virtual void _update_rids() const override; + + virtual void reset_state() override; + +public: + virtual Ref<Font> _get_base_font_or_default() const; + + virtual void set_antialiased(bool p_antialiased); + virtual bool is_antialiased() const; + + virtual void set_generate_mipmaps(bool p_generate_mipmaps); + virtual bool get_generate_mipmaps() const; + + virtual void set_force_autohinter(bool p_force_autohinter); + virtual bool is_force_autohinter() const; + + virtual void set_hinting(TextServer::Hinting p_hinting); + virtual TextServer::Hinting get_hinting() const; + + virtual void set_subpixel_positioning(TextServer::SubpixelPositioning p_subpixel); + virtual TextServer::SubpixelPositioning get_subpixel_positioning() const; + + virtual void set_oversampling(real_t p_oversampling); + virtual real_t get_oversampling() const; + + virtual void set_font_names(const PackedStringArray &p_names); + virtual PackedStringArray get_font_names() const; + + virtual void set_font_style(BitField<TextServer::FontStyle> p_style); + virtual BitField<TextServer::FontStyle> get_font_style() const override; + + virtual int get_spacing(TextServer::SpacingType p_spacing) const override; + + virtual RID find_variation(const Dictionary &p_variation_coordinates, int p_face_index = 0, float p_strength = 0.0, Transform2D p_transform = Transform2D()) const override; + virtual RID _get_rid() const override; + + int64_t get_face_count() const override; + + SystemFont(); + ~SystemFont(); +}; + #endif // FONT_H |