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2014/10/15 ¤U¤È 10:13:48

iphone Programming Glossary: self.frame.size

Drawing incrementally in a UIView (iPhone)

http://stackoverflow.com/questions/1798414/drawing-incrementally-in-a-uiview-iphone

the new stuff and this image void drawRect CGRect rect draw on top of the previous stuff UIGraphicsBeginImageContext self.frame.size CGContextRef ctx UIGraphicsGetCurrentContext ctx is now the image's context cachedImage drawAtPoint CGPointZero if myPoints..

I am trying to add a drop shadow to a UImageView

http://stackoverflow.com/questions/1943087/i-am-trying-to-add-a-drop-shadow-to-a-uimageview

I correctly set the uiimageview.clipsToBounds to NO. Below is the code void addShadow UIGraphicsBeginImageContext self.frame.size CGContextRef myContext UIGraphicsGetCurrentContext float myColorValues 0 0 0 darkness 3 CGColorRef myColor 4 CGColorSpaceRef..

CGContext line drawing: CGContextFillPath not working?

http://stackoverflow.com/questions/3808984/cgcontext-line-drawing-cgcontextfillpath-not-working

to draw to a UIImageView. It's stroking the path correctly but ignoring CGContextFillPath. UIGraphicsBeginImageContext self.frame.size drawingView.image drawInRect CGRectMake 0 0 self.frame.size.width self.frame.size.height CGContextSetLineCap UIGraphicsGetCurrentContext.. ignoring CGContextFillPath. UIGraphicsBeginImageContext self.frame.size drawingView.image drawInRect CGRectMake 0 0 self.frame.size.width self.frame.size.height CGContextSetLineCap UIGraphicsGetCurrentContext kCGLineCapRound CGContextSetLineWidth UIGraphicsGetCurrentContext.. UIGraphicsBeginImageContext self.frame.size drawingView.image drawInRect CGRectMake 0 0 self.frame.size.width self.frame.size.height CGContextSetLineCap UIGraphicsGetCurrentContext kCGLineCapRound CGContextSetLineWidth UIGraphicsGetCurrentContext..

Saving UIView contents in iOS 4 with real size of the images inside (i.e. scale contentes up for save)

http://stackoverflow.com/questions/4213529/saving-uiview-contents-in-ios-4-with-real-size-of-the-images-inside-i-e-scale

using weak link on UIKit if UIGraphicsBeginImageContextWithOptions NULL UIGraphicsBeginImageContextWithOptions self.frame.size NO 0.0 else UIGraphicsBeginImageContext self.frame.size self.layer renderInContext UIGraphicsGetCurrentContext UIImage image.. NULL UIGraphicsBeginImageContextWithOptions self.frame.size NO 0.0 else UIGraphicsBeginImageContext self.frame.size self.layer renderInContext UIGraphicsGetCurrentContext UIImage image UIGraphicsGetImageFromCurrentImageContext UIGraphicsEndImageContext..

Rendering MKMapView to UIImage with real resolution

http://stackoverflow.com/questions/4219496/rendering-mkmapview-to-uiimage-with-real-resolution

rendering MKMapView instance into image @implementation UIView Ext UIImage renderToImage UIGraphicsBeginImageContext self.frame.size self.layer renderInContext UIGraphicsGetCurrentContext UIImage image UIGraphicsGetImageFromCurrentImageContext UIGraphicsEndImageContext.. UIGraphicsBeginImageContextWithOptions instead of UIGraphicsBeginImageContext UIGraphicsBeginImageContextWithOptions self.frame.size NO 0.0 See QA1703 for more details. It says Note Starting from iOS 4 UIGraphicsBeginImageContextWithOptions allows you to..

UIView: how to do non-destructive drawing?

http://stackoverflow.com/questions/865636/uiview-how-to-do-non-destructive-drawing

id initWithCoder NSCoder coder if self super initWithCoder coder self.backgroundColor UIColor clearColor CGSize size self.frame.size drawingContext self createDrawingBufferContext size return self CGContextRef createOffscreenContext CGSize size CGColorSpaceRef..