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@ -22,9 +22,9 @@
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#if (MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5)
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/** Cached current locale. */
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static CFLocaleRef _osx_locale = nullptr;
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static CFAutoRelease<CFLocaleRef> _osx_locale;
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/** CoreText cache for font information, cleared when OTTD changes fonts. */
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static CTFontRef _font_cache[FS_END];
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static CFAutoRelease<CTFontRef> _font_cache[FS_END];
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/**
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@ -36,7 +36,7 @@ private:
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ptrdiff_t length;
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const FontMap& font_map;
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CTTypesetterRef typesetter;
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CFAutoRelease<CTTypesetterRef> typesetter;
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CFIndex cur_offset = 0; ///< Offset from the start of the current run from where to output.
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@ -68,9 +68,9 @@ public:
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/** A single line worth of VisualRuns. */
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class CoreTextLine : public std::vector<CoreTextVisualRun>, public ParagraphLayouter::Line {
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public:
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CoreTextLine(CTLineRef line, const FontMap &fontMapping, const CoreTextParagraphLayoutFactory::CharType *buff)
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CoreTextLine(CFAutoRelease<CTLineRef> line, const FontMap &fontMapping, const CoreTextParagraphLayoutFactory::CharType *buff)
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{
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CFArrayRef runs = CTLineGetGlyphRuns(line);
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CFArrayRef runs = CTLineGetGlyphRuns(line.get());
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for (CFIndex i = 0; i < CFArrayGetCount(runs); i++) {
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CTRunRef run = (CTRunRef)CFArrayGetValueAtIndex(runs, i);
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@ -81,7 +81,6 @@ public:
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this->emplace_back(run, map->second, buff);
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}
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CFRelease(line);
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}
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int GetLeading() const override;
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@ -96,16 +95,11 @@ public:
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}
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};
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CoreTextParagraphLayout(CTTypesetterRef typesetter, const CoreTextParagraphLayoutFactory::CharType *buffer, ptrdiff_t len, const FontMap &fontMapping) : text_buffer(buffer), length(len), font_map(fontMapping), typesetter(typesetter)
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CoreTextParagraphLayout(CFAutoRelease<CTTypesetterRef> typesetter, const CoreTextParagraphLayoutFactory::CharType *buffer, ptrdiff_t len, const FontMap &fontMapping) : text_buffer(buffer), length(len), font_map(fontMapping), typesetter(std::move(typesetter))
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{
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this->Reflow();
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}
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~CoreTextParagraphLayout() override
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{
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CFRelease(this->typesetter);
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}
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void Reflow() override
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{
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this->cur_offset = 0;
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@ -143,12 +137,11 @@ static CTRunDelegateCallbacks _sprite_font_callback = {
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}
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/* Make attributed string with embedded font information. */
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CFMutableAttributedStringRef str = CFAttributedStringCreateMutable(kCFAllocatorDefault, 0);
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CFAttributedStringBeginEditing(str);
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CFAutoRelease<CFMutableAttributedStringRef> str(CFAttributedStringCreateMutable(kCFAllocatorDefault, 0));
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CFAttributedStringBeginEditing(str.get());
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CFStringRef base = CFStringCreateWithCharactersNoCopy(kCFAllocatorDefault, buff, length, kCFAllocatorNull);
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CFAttributedStringReplaceString(str, CFRangeMake(0, 0), base);
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CFRelease(base);
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CFAutoRelease<CFStringRef> base(CFStringCreateWithCharactersNoCopy(kCFAllocatorDefault, buff, length, kCFAllocatorNull));
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CFAttributedStringReplaceString(str.get(), CFRangeMake(0, 0), base.get());
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/* Apply font and colour ranges to our string. This is important to make sure
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* that we get proper glyph boundaries on style changes. */
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@ -156,36 +149,33 @@ static CTRunDelegateCallbacks _sprite_font_callback = {
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for (const auto &i : fontMapping) {
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if (i.first - last == 0) continue;
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if (_font_cache[i.second->fc->GetSize()] == nullptr) {
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if (!_font_cache[i.second->fc->GetSize()]) {
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/* Cache font information. */
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CFStringRef font_name = CFStringCreateWithCString(kCFAllocatorDefault, i.second->fc->GetFontName(), kCFStringEncodingUTF8);
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_font_cache[i.second->fc->GetSize()] = CTFontCreateWithName(font_name, i.second->fc->GetFontSize(), nullptr);
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CFRelease(font_name);
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CFAutoRelease<CFStringRef> font_name(CFStringCreateWithCString(kCFAllocatorDefault, i.second->fc->GetFontName(), kCFStringEncodingUTF8));
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_font_cache[i.second->fc->GetSize()].reset(CTFontCreateWithName(font_name.get(), i.second->fc->GetFontSize(), nullptr));
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}
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CFAttributedStringSetAttribute(str, CFRangeMake(last, i.first - last), kCTFontAttributeName, _font_cache[i.second->fc->GetSize()]);
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CFAttributedStringSetAttribute(str.get(), CFRangeMake(last, i.first - last), kCTFontAttributeName, _font_cache[i.second->fc->GetSize()].get());
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CGColorRef color = CGColorCreateGenericGray((uint8)i.second->colour / 255.0f, 1.0f); // We don't care about the real colours, just that they are different.
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CFAttributedStringSetAttribute(str, CFRangeMake(last, i.first - last), kCTForegroundColorAttributeName, color);
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CFAttributedStringSetAttribute(str.get(), CFRangeMake(last, i.first - last), kCTForegroundColorAttributeName, color);
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CGColorRelease(color);
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/* Install a size callback for our special sprite glyphs. */
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for (ssize_t c = last; c < i.first; c++) {
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if (buff[c] >= SCC_SPRITE_START && buff[c] <= SCC_SPRITE_END) {
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CTRunDelegateRef del = CTRunDelegateCreate(&_sprite_font_callback, (void *)(size_t)(buff[c] | (i.second->fc->GetSize() << 24)));
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CFAttributedStringSetAttribute(str, CFRangeMake(c, 1), kCTRunDelegateAttributeName, del);
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CFRelease(del);
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CFAutoRelease<CTRunDelegateRef> del(CTRunDelegateCreate(&_sprite_font_callback, (void *)(size_t)(buff[c] | (i.second->fc->GetSize() << 24))));
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CFAttributedStringSetAttribute(str.get(), CFRangeMake(c, 1), kCTRunDelegateAttributeName, del.get());
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}
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}
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last = i.first;
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}
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CFAttributedStringEndEditing(str);
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CFAttributedStringEndEditing(str.get());
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/* Create and return typesetter for the string. */
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CTTypesetterRef typesetter = CTTypesetterCreateWithAttributedString(str);
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CFRelease(str);
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CFAutoRelease<CTTypesetterRef> typesetter(CTTypesetterCreateWithAttributedString(str.get()));
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return typesetter != nullptr ? new CoreTextParagraphLayout(typesetter, buff, length, fontMapping) : nullptr;
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return typesetter ? new CoreTextParagraphLayout(std::move(typesetter), buff, length, fontMapping) : nullptr;
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}
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/* virtual */ std::unique_ptr<const ParagraphLayouter::Line> CoreTextParagraphLayout::NextLine(int max_width)
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@ -193,14 +183,14 @@ static CTRunDelegateCallbacks _sprite_font_callback = {
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if (this->cur_offset >= this->length) return nullptr;
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/* Get line break position, trying word breaking first and breaking somewhere if that doesn't work. */
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CFIndex len = CTTypesetterSuggestLineBreak(this->typesetter, this->cur_offset, max_width);
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if (len <= 0) len = CTTypesetterSuggestClusterBreak(this->typesetter, this->cur_offset, max_width);
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CFIndex len = CTTypesetterSuggestLineBreak(this->typesetter.get(), this->cur_offset, max_width);
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if (len <= 0) len = CTTypesetterSuggestClusterBreak(this->typesetter.get(), this->cur_offset, max_width);
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/* Create line. */
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CTLineRef line = CTTypesetterCreateLine(this->typesetter, CFRangeMake(this->cur_offset, len));
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CFAutoRelease<CTLineRef> line(CTTypesetterCreateLine(this->typesetter.get(), CFRangeMake(this->cur_offset, len)));
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this->cur_offset += len;
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return std::unique_ptr<const Line>(line != nullptr ? new CoreTextLine(line, this->font_map, this->text_buffer) : nullptr);
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return std::unique_ptr<const Line>(line ? new CoreTextLine(std::move(line), this->font_map, this->text_buffer) : nullptr);
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}
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CoreTextParagraphLayout::CoreTextVisualRun::CoreTextVisualRun(CTRunRef run, Font *font, const CoreTextParagraphLayoutFactory::CharType *buff) : font(font)
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@ -271,10 +261,7 @@ int CoreTextParagraphLayout::CoreTextLine::GetWidth() const
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/** Delete CoreText font reference for a specific font size. */
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void MacOSResetScriptCache(FontSize size)
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{
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if (_font_cache[size] != nullptr) {
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CFRelease(_font_cache[size]);
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_font_cache[size] = nullptr;
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}
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_font_cache[size].reset();
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}
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/** Store current language locale as a CoreFounation locale. */
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@ -282,11 +269,8 @@ void MacOSSetCurrentLocaleName(const char *iso_code)
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{
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if (!MacOSVersionIsAtLeast(10, 5, 0)) return;
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if (_osx_locale != nullptr) CFRelease(_osx_locale);
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CFStringRef iso = CFStringCreateWithCString(kCFAllocatorDefault, iso_code, kCFStringEncodingUTF8);
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_osx_locale = CFLocaleCreate(kCFAllocatorDefault, iso);
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CFRelease(iso);
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CFAutoRelease<CFStringRef> iso(CFStringCreateWithCString(kCFAllocatorDefault, iso_code, kCFStringEncodingUTF8));
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_osx_locale.reset(CFLocaleCreate(kCFAllocatorDefault, iso.get()));
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}
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/**
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@ -303,22 +287,13 @@ int MacOSStringCompare(const char *s1, const char *s2)
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CFStringCompareFlags flags = kCFCompareCaseInsensitive | kCFCompareNumerically | kCFCompareLocalized | kCFCompareWidthInsensitive | kCFCompareForcedOrdering;
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CFStringRef cf1 = CFStringCreateWithCString(kCFAllocatorDefault, s1, kCFStringEncodingUTF8);
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CFStringRef cf2 = CFStringCreateWithCString(kCFAllocatorDefault, s2, kCFStringEncodingUTF8);
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CFAutoRelease<CFStringRef> cf1(CFStringCreateWithCString(kCFAllocatorDefault, s1, kCFStringEncodingUTF8));
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CFAutoRelease<CFStringRef> cf2(CFStringCreateWithCString(kCFAllocatorDefault, s2, kCFStringEncodingUTF8));
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/* If any CFString could not be created (e.g., due to UTF8 invalid chars), return OS unsupported functionality */
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if (cf1 == nullptr || cf2 == nullptr) {
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if (cf1 != nullptr) CFRelease(cf1);
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if (cf2 != nullptr) CFRelease(cf2);
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return 0;
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}
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CFComparisonResult res = CFStringCompareWithOptionsAndLocale(cf1, cf2, CFRangeMake(0, CFStringGetLength(cf1)), flags, _osx_locale);
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if (cf1 == nullptr || cf2 == nullptr) return 0;
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CFRelease(cf1);
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CFRelease(cf2);
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return (int)res + 2;
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return (int)CFStringCompareWithOptionsAndLocale(cf1.get(), cf2.get(), CFRangeMake(0, CFStringGetLength(cf1.get())), flags, _osx_locale.get()) + 2;
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}
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@ -353,30 +328,27 @@ int MacOSStringCompare(const char *s1, const char *s2)
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this->str_info.resize(utf16_to_utf8.size());
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if (utf16_str.size() > 0) {
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CFStringRef str = CFStringCreateWithCharactersNoCopy(kCFAllocatorDefault, &utf16_str[0], utf16_str.size(), kCFAllocatorNull);
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CFAutoRelease<CFStringRef> str(CFStringCreateWithCharactersNoCopy(kCFAllocatorDefault, &utf16_str[0], utf16_str.size(), kCFAllocatorNull));
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/* Get cluster breaks. */
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for (CFIndex i = 0; i < CFStringGetLength(str); ) {
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CFRange r = CFStringGetRangeOfComposedCharactersAtIndex(str, i);
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for (CFIndex i = 0; i < CFStringGetLength(str.get()); ) {
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CFRange r = CFStringGetRangeOfComposedCharactersAtIndex(str.get(), i);
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this->str_info[r.location].char_stop = true;
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i += r.length;
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}
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/* Get word breaks. */
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CFStringTokenizerRef tokenizer = CFStringTokenizerCreate(kCFAllocatorDefault, str, CFRangeMake(0, CFStringGetLength(str)), kCFStringTokenizerUnitWordBoundary, _osx_locale);
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CFAutoRelease<CFStringTokenizerRef> tokenizer(CFStringTokenizerCreate(kCFAllocatorDefault, str.get(), CFRangeMake(0, CFStringGetLength(str.get())), kCFStringTokenizerUnitWordBoundary, _osx_locale.get()));
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CFStringTokenizerTokenType tokenType = kCFStringTokenizerTokenNone;
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while ((tokenType = CFStringTokenizerAdvanceToNextToken(tokenizer)) != kCFStringTokenizerTokenNone) {
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while ((tokenType = CFStringTokenizerAdvanceToNextToken(tokenizer.get())) != kCFStringTokenizerTokenNone) {
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/* Skip tokens that are white-space or punctuation tokens. */
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if ((tokenType & kCFStringTokenizerTokenHasNonLettersMask) != kCFStringTokenizerTokenHasNonLettersMask) {
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CFRange r = CFStringTokenizerGetCurrentTokenRange(tokenizer);
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CFRange r = CFStringTokenizerGetCurrentTokenRange(tokenizer.get());
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this->str_info[r.location].word_stop = true;
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}
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}
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CFRelease(tokenizer);
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CFRelease(str);
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}
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/* End-of-string is always a valid stopping point. */
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Michael Lutz
5 years ago