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2014/10/15 ¤U¤È 10:09:22
iphone Programming Glossary: framesetterCTFramesetterSuggestFrameSizeWithConstraints sometimes returns incorrect size? http://stackoverflow.com/questions/3374591/ctframesettersuggestframesizewithconstraints-sometimes-returns-incorrect-size Is there any other better way to figure out the correct height for my attributed string Thanks CTFramesetterRef framesetter CTFramesetterCreateWithAttributedString attributedString CGSize tmpSize CTFramesetterSuggestFrameSizeWithConstraints framesetter.. CTFramesetterCreateWithAttributedString attributedString CGSize tmpSize CTFramesetterSuggestFrameSizeWithConstraints framesetter CFRangeMake 0 0 NULL CGSizeMake self.view.bounds.size.width CGFLOAT_MAX NULL CGSize textBoxSize CGSizeMake int tmpSize.width..
Core Text: Render to an Odd Shape http://stackoverflow.com/questions/3813318/core-text-render-to-an-odd-shape kCFAllocatorDefault 0 CFAttributedStringReplaceString attrString CFRangeMake 0 0 string Create the framesetter with the attributed string. CTFramesetterRef framesetter CTFramesetterCreateWithAttributedString attrString CFRelease attrString.. attrString CFRangeMake 0 0 string Create the framesetter with the attributed string. CTFramesetterRef framesetter CTFramesetterCreateWithAttributedString attrString CFRelease attrString Create the frame and draw it into the graphics context.. CFRelease attrString Create the frame and draw it into the graphics context CTFrameRef frame CTFramesetterCreateFrame framesetter CFRangeMake 0 0 path NULL Flip the text CGAffineTransform flip CGAffineTransformMake 1.0 0.0 0.0 1.0 0 self.frame.size.height..
Memory usage grows with CTFontCreateWithName and CTFramesetterRef http://stackoverflow.com/questions/8491841/memory-usage-grows-with-ctfontcreatewithname-and-ctframesetterref which uses custom fonts CTFontManagerRegisterFontsForURL . I load the font add it as a string attribute create a framesetter then a frame and draw it to a context. I release everything i use. Instruments doesn't notice a leak but The memory used..
Get truncated text from UILabel http://stackoverflow.com/questions/6728259/get-truncated-text-from-uilabel NSAttributedString attrString NSAttributedString alloc initWithString yourLabelText attributes attr CTFrameSetterRef frameSetter CTFrameSetterCreateWithAttributedString CFAttributedStringRef attrString attrString release CFRange fitRange CTFrameSetterSuggestFrameSizeWithConstrains.. CFAttributedStringRef attrString attrString release CFRange fitRange CTFrameSetterSuggestFrameSizeWithConstrains frameSetter CFRangeMake 0 0 NULL CGSizeMake labelWidth labelHeight fitRange CFRelease frameSetter CFIndex numberOfCharactersThatFit..
Memory usage grows with CTFontCreateWithName and CTFramesetterRef http://stackoverflow.com/questions/8491841/memory-usage-grows-with-ctfontcreatewithname-and-ctframesetterref path CGPathCreateMutable CGPathAddRect path NULL rect CFRelease font retain count of the font 1 CTFramesetterRef frameSetter CTFramesetterCreateWithAttributedString attributedStringRef retain count of the font 3 CFRelease attributedStringRef CTFrameRef.. attributedStringRef retain count of the font 3 CFRelease attributedStringRef CTFrameRef frame CTFramesetterCreateFrame frameSetter CFRangeMake 0 0 path NULL retain count of the font 5 CFRelease frameSetter retain count of the font 4 CTFrameDraw frame.. frame CTFramesetterCreateFrame frameSetter CFRangeMake 0 0 path NULL retain count of the font 5 CFRelease frameSetter retain count of the font 4 CTFrameDraw frame ctx CFRelease frame retain count of the font 2 CGPathRelease path Is there..
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