diff options
Diffstat (limited to 'src/fontdetection.cpp')
| -rw-r--r-- | src/fontdetection.cpp | 121 |
1 files changed, 1 insertions, 120 deletions
diff --git a/src/fontdetection.cpp b/src/fontdetection.cpp index ca9f620b9..50bd274ed 100644 --- a/src/fontdetection.cpp +++ b/src/fontdetection.cpp @@ -24,126 +24,7 @@ extern FT_Library _library; * If no appropriate font is found, the function returns an error */ -#if defined(__APPLE__) -/* ======================================================================================== - * OSX support - * ======================================================================================== */ - -#include "os/macosx/macos.h" - -#include "safeguards.h" - -FT_Error GetFontByFaceName(const char *font_name, FT_Face *face) -{ - FT_Error err = FT_Err_Cannot_Open_Resource; - - /* Get font reference from name. */ - UInt8 file_path[PATH_MAX]; - OSStatus os_err = -1; - CFAutoRelease<CFStringRef> name(CFStringCreateWithCString(kCFAllocatorDefault, font_name, kCFStringEncodingUTF8)); - - /* Simply creating the font using CTFontCreateWithNameAndSize will *always* return - * something, no matter the name. As such, we can't use it to check for existence. - * We instead query the list of all font descriptors that match the given name which - * does not do this stupid name fallback. */ - CFAutoRelease<CTFontDescriptorRef> name_desc(CTFontDescriptorCreateWithNameAndSize(name.get(), 0.0)); - CFAutoRelease<CFSetRef> mandatory_attribs(CFSetCreate(kCFAllocatorDefault, const_cast<const void **>(reinterpret_cast<const void * const *>(&kCTFontNameAttribute)), 1, &kCFTypeSetCallBacks)); - CFAutoRelease<CFArrayRef> descs(CTFontDescriptorCreateMatchingFontDescriptors(name_desc.get(), mandatory_attribs.get())); - - /* Loop over all matches until we can get a path for one of them. */ - for (CFIndex i = 0; descs.get() != nullptr && i < CFArrayGetCount(descs.get()) && os_err != noErr; i++) { - CFAutoRelease<CTFontRef> font(CTFontCreateWithFontDescriptor((CTFontDescriptorRef)CFArrayGetValueAtIndex(descs.get(), i), 0.0, nullptr)); - CFAutoRelease<CFURLRef> fontURL((CFURLRef)CTFontCopyAttribute(font.get(), kCTFontURLAttribute)); - if (CFURLGetFileSystemRepresentation(fontURL.get(), true, file_path, lengthof(file_path))) os_err = noErr; - } - - if (os_err == noErr) { - DEBUG(freetype, 3, "Font path for %s: %s", font_name, file_path); - err = FT_New_Face(_library, (const char *)file_path, 0, face); - } - - return err; -} - -bool SetFallbackFont(FreeTypeSettings *settings, const char *language_isocode, int winlangid, MissingGlyphSearcher *callback) -{ - /* Determine fallback font using CoreText. This uses the language isocode - * to find a suitable font. CoreText is available from 10.5 onwards. */ - char lang[16]; - if (strcmp(language_isocode, "zh_TW") == 0) { - /* Traditional Chinese */ - strecpy(lang, "zh-Hant", lastof(lang)); - } else if (strcmp(language_isocode, "zh_CN") == 0) { - /* Simplified Chinese */ - strecpy(lang, "zh-Hans", lastof(lang)); - } else { - /* Just copy the first part of the isocode. */ - strecpy(lang, language_isocode, lastof(lang)); - char *sep = strchr(lang, '_'); - if (sep != nullptr) *sep = '\0'; - } - - /* Create a font descriptor matching the wanted language and latin (english) glyphs. - * Can't use CFAutoRelease here for everything due to the way the dictionary has to be created. */ - CFStringRef lang_codes[2]; - lang_codes[0] = CFStringCreateWithCString(kCFAllocatorDefault, lang, kCFStringEncodingUTF8); - lang_codes[1] = CFSTR("en"); - CFArrayRef lang_arr = CFArrayCreate(kCFAllocatorDefault, (const void **)lang_codes, lengthof(lang_codes), &kCFTypeArrayCallBacks); - CFAutoRelease<CFDictionaryRef> lang_attribs(CFDictionaryCreate(kCFAllocatorDefault, const_cast<const void **>(reinterpret_cast<const void * const *>(&kCTFontLanguagesAttribute)), (const void **)&lang_arr, 1, &kCFTypeDictionaryKeyCallBacks, &kCFTypeDictionaryValueCallBacks)); - CFAutoRelease<CTFontDescriptorRef> lang_desc(CTFontDescriptorCreateWithAttributes(lang_attribs.get())); - CFRelease(lang_arr); - CFRelease(lang_codes[0]); - - /* Get array of all font descriptors for the wanted language. */ - CFAutoRelease<CFSetRef> mandatory_attribs(CFSetCreate(kCFAllocatorDefault, const_cast<const void **>(reinterpret_cast<const void * const *>(&kCTFontLanguagesAttribute)), 1, &kCFTypeSetCallBacks)); - CFAutoRelease<CFArrayRef> descs(CTFontDescriptorCreateMatchingFontDescriptors(lang_desc.get(), mandatory_attribs.get())); - - bool result = false; - for (CFIndex i = 0; descs.get() != nullptr && i < CFArrayGetCount(descs.get()); i++) { - CTFontDescriptorRef font = (CTFontDescriptorRef)CFArrayGetValueAtIndex(descs.get(), i); - - /* Get font traits. */ - CFAutoRelease<CFDictionaryRef> traits((CFDictionaryRef)CTFontDescriptorCopyAttribute(font, kCTFontTraitsAttribute)); - CTFontSymbolicTraits symbolic_traits; - CFNumberGetValue((CFNumberRef)CFDictionaryGetValue(traits.get(), kCTFontSymbolicTrait), kCFNumberIntType, &symbolic_traits); - - /* Skip symbol fonts and vertical fonts. */ - if ((symbolic_traits & kCTFontClassMaskTrait) == (CTFontStylisticClass)kCTFontSymbolicClass || (symbolic_traits & kCTFontVerticalTrait)) continue; - /* Skip bold fonts (especially Arial Bold, which looks worse than regular Arial). */ - if (symbolic_traits & kCTFontBoldTrait) continue; - /* Select monospaced fonts if asked for. */ - if (((symbolic_traits & kCTFontMonoSpaceTrait) == kCTFontMonoSpaceTrait) != callback->Monospace()) continue; - - /* Get font name. */ - char name[128]; - CFAutoRelease<CFStringRef> font_name((CFStringRef)CTFontDescriptorCopyAttribute(font, kCTFontDisplayNameAttribute)); - CFStringGetCString(font_name.get(), name, lengthof(name), kCFStringEncodingUTF8); - - /* There are some special fonts starting with an '.' and the last - * resort font that aren't usable. Skip them. */ - if (name[0] == '.' || strncmp(name, "LastResort", 10) == 0) continue; - - /* Save result. */ - callback->SetFontNames(settings, name); - if (!callback->FindMissingGlyphs()) { - DEBUG(freetype, 2, "CT-Font for %s: %s", language_isocode, name); - result = true; - break; - } - } - - if (!result) { - /* For some OS versions, the font 'Arial Unicode MS' does not report all languages it - * supports. If we didn't find any other font, just try it, maybe we get lucky. */ - callback->SetFontNames(settings, "Arial Unicode MS"); - result = !callback->FindMissingGlyphs(); - } - - callback->FindMissingGlyphs(); - return result; -} - -#elif defined(WITH_FONTCONFIG) /* end ifdef __APPLE__ */ +#if defined(WITH_FONTCONFIG) /* end ifdef __APPLE__ */ #include <fontconfig/fontconfig.h> |