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83 lines
1.8 KiB
83 lines
1.8 KiB
/**
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* QuartzTextStyleAttribute.h
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*
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* Original Code by Evan Jones on Wed Oct 02 2002.
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* Contributors:
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* Shane Caraveo, ActiveState
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* Bernd Paradies, Adobe
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*
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*/
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#ifndef _QUARTZ_TEXT_STYLE_ATTRIBUTE_H
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#define _QUARTZ_TEXT_STYLE_ATTRIBUTE_H
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class QuartzFont
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{
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public:
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/** Create a font style from a name. */
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QuartzFont( const char* name, size_t length, float size, int weight, bool italic )
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{
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assert( name != NULL && length > 0 && name[length] == '\0' );
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CFStringRef fontName = CFStringCreateWithCString(kCFAllocatorDefault, name, kCFStringEncodingMacRoman);
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assert(fontName != NULL);
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bool bold = weight > SC_WEIGHT_NORMAL;
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if (bold || italic)
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{
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CTFontSymbolicTraits desiredTrait = 0;
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CTFontSymbolicTraits traitMask = 0;
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// if bold was specified, add the trait
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if (bold) {
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desiredTrait |= kCTFontBoldTrait;
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traitMask |= kCTFontBoldTrait;
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}
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// if italic was specified, add the trait
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if (italic) {
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desiredTrait |= kCTFontItalicTrait;
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traitMask |= kCTFontItalicTrait;
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}
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// create a font and then a copy of it with the sym traits
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CTFontRef iFont = ::CTFontCreateWithName(fontName, size, NULL);
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fontid = ::CTFontCreateCopyWithSymbolicTraits(iFont, size, NULL, desiredTrait, traitMask);
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if (fontid)
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{
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CFRelease(iFont);
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}
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else
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{
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// Traits failed so use base font
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fontid = iFont;
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}
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}
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else
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{
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// create the font, no traits
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fontid = ::CTFontCreateWithName(fontName, size, NULL);
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}
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if (!fontid)
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{
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// Failed to create requested font so use font always present
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fontid = ::CTFontCreateWithName((CFStringRef)@"Monaco", size, NULL);
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}
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CFRelease(fontName);
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}
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CTFontRef getFontID()
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{
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return fontid;
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}
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private:
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CTFontRef fontid;
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};
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#endif
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