2014/10/15 下午 10:05:02

iphone Programming Glossary: cgcontextsettextdrawingmode

How do I make UILabel display outlined text?

http://stackoverflow.com/questions/1103148/how-do-i-make-uilabel-display-outlined-text

y value on the last line temporarily . Ahhhh void ShowStringCentered CGContextRef gc float x float y const char str CGContextSetTextDrawingMode gc kCGTextInvisible CGContextShowTextAtPoint gc 0 0 str strlen str CGPoint pt CGContextGetTextPosition gc CGContextSetTextDrawingMode.. gc kCGTextInvisible CGContextShowTextAtPoint gc 0 0 str strlen str CGPoint pt CGContextGetTextPosition gc CGContextSetTextDrawingMode gc kCGTextFillStroke CGContextShowTextAtPoint gc x pt.x 2 y str strlen str void drawRect CGRect rect CGContextRef theContext.. CGContextRef c UIGraphicsGetCurrentContext CGContextSetLineWidth c 1 CGContextSetLineJoin c kCGLineJoinRound CGContextSetTextDrawingMode c kCGTextStroke self.textColor UIColor whiteColor super drawTextInRect rect CGContextSetTextDrawingMode c kCGTextFill self.textColor..

How do I add a gradient to the text of a UILabel, but not the background?

http://stackoverflow.com/questions/1266179/how-do-i-add-a-gradient-to-the-text-of-a-uilabel-but-not-the-background

CGContextScaleCTM context 1.0f 1.0f CGContextSelectFont context Helvetica 20.0f kCGEncodingMacRoman CGContextSetTextDrawingMode context kCGTextClip CGContextSetTextPosition context 0.0f round 20.0f 4.0f CGContextShowText context self.text UTF8String..

3d text effect in iOS

http://stackoverflow.com/questions/13766268/3d-text-effect-in-ios

CGContextSetRGBStrokeColor ctx 1.0 1.0 1.0 0.6 CGContextSetAllowsAntialiasing ctx YES CGContextSetLineWidth ctx 2.0 CGContextSetTextDrawingMode ctx kCGTextFillStroke CGContextSetRGBFillColor ctx 222 255.0 222 255.0 222 255.0 1.0 CGContextSetCharacterSpacing ctx 2.6..

How to change an UILabel/UIFont's letter spacing?

http://stackoverflow.com/questions/2544905/how-to-change-an-uilabel-uifonts-letter-spacing

CGContextSelectFont context Arial BoldMT 60 kCGEncodingMacRoman CGContextSetCharacterSpacing context 10 CGContextSetTextDrawingMode context kCGTextFill CGContextSetRGBFillColor context 221 255.0 221 255.0 221 255.0 221 255.0 CGAffineTransform xform CGAffineTransformMake..

Is there something faster than -drawInRect:withFont:lineBreakMode:alignment:?

http://stackoverflow.com/questions/2700995/is-there-something-faster-than-drawinrectwithfontlinebreakmodealignment

CGContextSetFillColorWithColor context strokeColor CGContextSelectFont context Helvetica fontSize kCGEncodingMacRoman CGContextSetTextDrawingMode context kCGTextFill CGContextSetTextPosition context 0.0f round fontSize 4.0f CGContextShowText context text cStringUsingEncoding..

Drawing in CATiledLayer with CoreGraphics CGContextDrawImage

http://stackoverflow.com/questions/4067512/drawing-in-catiledlayer-with-coregraphics-cgcontextdrawimage

context UIColor whiteColor CGColor CGContextSelectFont context Courier 128 kCGEncodingMacRoman CGContextSetTextDrawingMode context kCGTextFill CGContextSetShouldAntialias context true char text 30 int length sprintf text row d col d row col CGContextSaveGState..

iOS SDK - Programmatically generate a PDF file

http://stackoverflow.com/questions/4362734/ios-sdk-programmatically-generate-a-pdf-file

Adding some text on top of the image we just added CGContextSelectFont pdfContext Helvetica 16 kCGEncodingMacRoman CGContextSetTextDrawingMode pdfContext kCGTextFill CGContextSetRGBFillColor pdfContext 0 0 0 1 const char text Hello World CGContextShowTextAtPoint..

Convert html file to PDF Document in iOS using Cocoa-Touch

http://stackoverflow.com/questions/6316192/convert-html-file-to-pdf-document-in-ios-using-cocoa-touch

iPhone SDK: How do you measure the width and height of a string using Quartz?

http://stackoverflow.com/questions/913470/iphone-sdk-how-do-you-measure-the-width-and-height-of-a-string-using-quartz

to obtain the current text position. Set the text drawing mode to kCGTextInvisible using the function CGContextSetTextDrawingMode. Draw the text by calling the function CGContextShowText to draw the text at the current text position. Determine the final..