diff options
Diffstat (limited to 'platform/macos/os_macos.mm')
| -rw-r--r-- | platform/macos/os_macos.mm | 140 |
1 files changed, 136 insertions, 4 deletions
diff --git a/platform/macos/os_macos.mm b/platform/macos/os_macos.mm index e620b058d3..ebba96ceb1 100644 --- a/platform/macos/os_macos.mm +++ b/platform/macos/os_macos.mm @@ -336,9 +336,7 @@ Vector<String> OS_MacOS::get_system_fonts() const { return ret; } -String OS_MacOS::get_system_font_path(const String &p_font_name, bool p_bold, bool p_italic) const { - String ret; - +String OS_MacOS::_get_default_fontname(const String &p_font_name) const { String font_name = p_font_name; if (font_name.to_lower() == "sans-serif") { font_name = "Helvetica"; @@ -351,21 +349,153 @@ String OS_MacOS::get_system_font_path(const String &p_font_name, bool p_bold, bo } else if (font_name.to_lower() == "cursive") { font_name = "Apple Chancery"; }; + return font_name; +} + +CGFloat OS_MacOS::_weight_to_ct(int p_weight) const { + if (p_weight < 150) { + return -0.80; + } else if (p_weight < 250) { + return -0.60; + } else if (p_weight < 350) { + return -0.40; + } else if (p_weight < 450) { + return 0.0; + } else if (p_weight < 550) { + return 0.23; + } else if (p_weight < 650) { + return 0.30; + } else if (p_weight < 750) { + return 0.40; + } else if (p_weight < 850) { + return 0.56; + } else if (p_weight < 925) { + return 0.62; + } else { + return 1.00; + } +} + +CGFloat OS_MacOS::_stretch_to_ct(int p_stretch) const { + if (p_stretch < 56) { + return -0.5; + } else if (p_stretch < 69) { + return -0.37; + } else if (p_stretch < 81) { + return -0.25; + } else if (p_stretch < 93) { + return -0.13; + } else if (p_stretch < 106) { + return 0.0; + } else if (p_stretch < 137) { + return 0.13; + } else if (p_stretch < 144) { + return 0.25; + } else if (p_stretch < 162) { + return 0.37; + } else { + return 0.5; + } +} + +Vector<String> OS_MacOS::get_system_font_path_for_text(const String &p_font_name, const String &p_text, const String &p_locale, const String &p_script, int p_weight, int p_stretch, bool p_italic) const { + Vector<String> ret; + String font_name = _get_default_fontname(p_font_name); + + CFStringRef name = CFStringCreateWithCString(kCFAllocatorDefault, font_name.utf8().get_data(), kCFStringEncodingUTF8); + CTFontSymbolicTraits traits = 0; + if (p_weight >= 700) { + traits |= kCTFontBoldTrait; + } + if (p_italic) { + traits |= kCTFontItalicTrait; + } + if (p_stretch < 100) { + traits |= kCTFontCondensedTrait; + } else if (p_stretch > 100) { + traits |= kCTFontExpandedTrait; + } + + CFNumberRef sym_traits = CFNumberCreate(kCFAllocatorDefault, kCFNumberSInt32Type, &traits); + CFMutableDictionaryRef traits_dict = CFDictionaryCreateMutable(kCFAllocatorDefault, 0, nullptr, nullptr); + CFDictionaryAddValue(traits_dict, kCTFontSymbolicTrait, sym_traits); + + CGFloat weight = _weight_to_ct(p_weight); + CFNumberRef font_weight = CFNumberCreate(kCFAllocatorDefault, kCFNumberCGFloatType, &weight); + CFDictionaryAddValue(traits_dict, kCTFontWeightTrait, font_weight); + + CGFloat stretch = _stretch_to_ct(p_stretch); + CFNumberRef font_stretch = CFNumberCreate(kCFAllocatorDefault, kCFNumberCGFloatType, &stretch); + CFDictionaryAddValue(traits_dict, kCTFontWidthTrait, font_stretch); + + CFMutableDictionaryRef attributes = CFDictionaryCreateMutable(kCFAllocatorDefault, 0, nullptr, nullptr); + CFDictionaryAddValue(attributes, kCTFontFamilyNameAttribute, name); + CFDictionaryAddValue(attributes, kCTFontTraitsAttribute, traits_dict); + + CTFontDescriptorRef font = CTFontDescriptorCreateWithAttributes(attributes); + if (font) { + CTFontRef family = CTFontCreateWithFontDescriptor(font, 0, nullptr); + CFStringRef string = CFStringCreateWithCString(kCFAllocatorDefault, p_text.utf8().get_data(), kCFStringEncodingUTF8); + CFRange range = CFRangeMake(0, CFStringGetLength(string)); + CTFontRef fallback_family = CTFontCreateForString(family, string, range); + if (fallback_family) { + CTFontDescriptorRef fallback_font = CTFontCopyFontDescriptor(fallback_family); + if (fallback_font) { + CFURLRef url = (CFURLRef)CTFontDescriptorCopyAttribute(fallback_font, kCTFontURLAttribute); + if (url) { + NSString *font_path = [NSString stringWithString:[(__bridge NSURL *)url path]]; + ret.push_back(String::utf8([font_path UTF8String])); + CFRelease(url); + } + CFRelease(fallback_font); + } + CFRelease(fallback_family); + } + CFRelease(string); + CFRelease(font); + } + + CFRelease(attributes); + CFRelease(traits_dict); + CFRelease(sym_traits); + CFRelease(font_stretch); + CFRelease(font_weight); + CFRelease(name); + + return ret; +} + +String OS_MacOS::get_system_font_path(const String &p_font_name, int p_weight, int p_stretch, bool p_italic) const { + String ret; + String font_name = _get_default_fontname(p_font_name); CFStringRef name = CFStringCreateWithCString(kCFAllocatorDefault, font_name.utf8().get_data(), kCFStringEncodingUTF8); CTFontSymbolicTraits traits = 0; - if (p_bold) { + if (p_weight > 700) { traits |= kCTFontBoldTrait; } if (p_italic) { traits |= kCTFontItalicTrait; } + if (p_stretch < 100) { + traits |= kCTFontCondensedTrait; + } else if (p_stretch > 100) { + traits |= kCTFontExpandedTrait; + } CFNumberRef sym_traits = CFNumberCreate(kCFAllocatorDefault, kCFNumberSInt32Type, &traits); CFMutableDictionaryRef traits_dict = CFDictionaryCreateMutable(kCFAllocatorDefault, 0, nullptr, nullptr); CFDictionaryAddValue(traits_dict, kCTFontSymbolicTrait, sym_traits); + CGFloat weight = _weight_to_ct(p_weight); + CFNumberRef font_weight = CFNumberCreate(kCFAllocatorDefault, kCFNumberCGFloatType, &weight); + CFDictionaryAddValue(traits_dict, kCTFontWeightTrait, font_weight); + + CGFloat stretch = _stretch_to_ct(p_stretch); + CFNumberRef font_stretch = CFNumberCreate(kCFAllocatorDefault, kCFNumberCGFloatType, &stretch); + CFDictionaryAddValue(traits_dict, kCTFontWidthTrait, font_stretch); + CFMutableDictionaryRef attributes = CFDictionaryCreateMutable(kCFAllocatorDefault, 0, nullptr, nullptr); CFDictionaryAddValue(attributes, kCTFontFamilyNameAttribute, name); CFDictionaryAddValue(attributes, kCTFontTraitsAttribute, traits_dict); @@ -384,6 +514,8 @@ String OS_MacOS::get_system_font_path(const String &p_font_name, bool p_bold, bo CFRelease(attributes); CFRelease(traits_dict); CFRelease(sym_traits); + CFRelease(font_stretch); + CFRelease(font_weight); CFRelease(name); return ret; |