WebMay 2, 2013 · When I try to draw an NSAttributedString and run it in iOS5 simulator I get a crash. In iOS6 it runs fine. I don't understand what I am doing wrong, because from what I read my code should also work on iOS5. WebNov 21, 2014 · 1 Answer. I wrote a utility function for my app to draw text using CoreText . It returns the text size for further processing: func drawText (context: CGContextRef, text: NSString, attributes: [String: AnyObject], x: CGFloat, y: CGFloat) -> CGSize { let font = attributes [NSFontAttributeName] as UIFont let attributedString = NSAttributedString ...
Set Strikethrough Attribute in CFAttributedString
WebSimple CoreText with CTLineDraw and CTRunDraw Raw gistfile1.m This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters. Learn more about bidirectional Unicode characters ... WebAug 12, 2014 · 1 Answer. The NSAffineTransform class provides methods for creating, concatenating, and applying affine transformations. rotateByDegrees : Applies a rotation factor (measured in degrees) to the receiver’s transformation matrix. rotateByRadians: Applies a rotation factor (measured in radians) to the receiver’s transformation matrix. chip tuning fiesta
CTLine Apple Developer Documentation
WebReturns the total glyph count for the line object. func CTLineGetGlyphRuns(CTLine) -> CFArray. Returns the array of glyph runs that make up the line object. func CTLineGetStringRange(CTLine) -> CFRange. Gets the range of characters that originally spawned the glyphs in the line. func CTLineGetPenOffsetForFlush(CTLine, CGFloat, … WebMar 9, 2013 · 5. For some reasons seems that (ascent + descent) isn't the correct height for a line. In fact ascender + 1 + descender is equal to the Point Size. Simply changing this: CGContextSetTextPosition (context, 0.0, idx*- (ascent + descent)-ascent); into this: CGContextSetTextPosition (context, 0.0, idx*- (ascent - 1 + descent)-ascent); did the trick. Webfunc CTLineDraw ( _ line: CTLine, _ context: CGContext) Parameters line. The line to draw. context. The context into which the line is drawn. Discussion. This is a convenience … chiptuning fiat ducato multijet 130 wohnmobil