2014/10/15 下午 10:15:48

iphone Programming Glossary: view.layer

How to get the color of a pixel in an UIView?

http://stackoverflow.com/questions/1160229/how-to-get-the-color-of-a-pixel-in-an-uiview

already you can do something like this UIImage imageForView UIView view UIGraphicsBeginImageContext view.frame.size view.layer renderInContext UIGraphicsGetCurrentContext UIImage retval UIGraphicsGetImageFromCurrentImageContext void UIGraphicsEndImageContext..

How to crop the image using UIBezierPath?

http://stackoverflow.com/questions/13153223/how-to-crop-the-image-using-uibezierpath

CGPointFromString pointString aPath closePath CAShapeLayer shapeLayer CAShapeLayer layer shapeLayer.path aPath.CGPath view.layer setMask shapeLayer or make it as imageview.layer setMask shapeLayer and add imageView as subview of whichever view you want... shapeLayer CAShapeLayer layer shapeLayer.path aPath.CGPath view.layer setMask shapeLayer or make it as imageview.layer setMask shapeLayer and add imageView as subview of whichever view you want. draw the original image on the imageview in.. the original image on the imageview in that case To get it as an image UIGraphicsBeginImageContext view.bounds.size view.layer renderInContext UIGraphicsGetCurrentContext UIImage image UIGraphicsGetImageFromCurrentImageContext UIGraphicsEndImageContext..

CGAffineTransformMakeRotation counter clockwise always

http://stackoverflow.com/questions/13791582/cgaffinetransformmakerotation-counter-clockwise-always

Howe to capture UIView top UIView

http://stackoverflow.com/questions/14049796/howe-to-capture-uiview-top-uiview

going wrong UIImage imageWithView UIView view UIGraphicsBeginImageContextWithOptions view.bounds.size view.opaque 0.0 view.layer renderInContext UIGraphicsGetCurrentContext UIImage img UIGraphicsGetImageFromCurrentImageContext UIGraphicsEndImageContext.. rect self.view bounds UIGraphicsBeginImageContext rect.size CGContextRef context UIGraphicsGetCurrentContext self.view.layer renderInContext context UIImage img UIGraphicsGetImageFromCurrentImageContext UIGraphicsEndImageContext return img And call..

How do I create/render a UIImage from a 3D transformed UIImageView?

http://stackoverflow.com/questions/1949003/how-do-i-create-render-a-uiimage-from-a-3d-transformed-uiimageview

imageView.layer.transform transform3D UIImage captureView UIImageView view UIGraphicsBeginImageContext view.frame.size view.layer renderInContext UIGraphicsGetCurrentContext UIImage newImage UIGraphicsGetImageFromCurrentImageContext UIGraphicsEndImageContext..

White Text in UITextField = Invisible text in iPhone copy/paste select. Fix?

http://stackoverflow.com/questions/1959512/white-text-in-uitextfield-invisible-text-in-iphone-copy-paste-select-fix

origin textField convertPoint textField.bounds.origin toView view CGContextTranslateCTM context origin.x origin.y view.layer renderInContext context UIImage image UIGraphicsGetImageFromCurrentImageContext UIGraphicsEndImageContext textField.background..

Upload live streaming video from iPhone like Ustream or Qik

http://stackoverflow.com/questions/1960782/upload-live-streaming-video-from-iphone-like-ustream-or-qik

previewLayer AVCaptureVideoPreviewLayer layerWithSession captureSession previewLayer.frame view.bounds view.layer addSublayer previewLayer go captureSession startRunning Then the output device's delegate here self has to implement the..

Need to capture UIView into a UIImage, including all subviews

http://stackoverflow.com/questions/3129352/need-to-capture-uiview-into-a-uiimage-including-all-subviews

UIView view UIGraphicsBeginImageContextWithOptions view.bounds.size view.opaque UIScreen mainScreen scale view.layer renderInContext UIGraphicsGetCurrentContext UIImage img UIGraphicsGetImageFromCurrentImageContext UIGraphicsEndImageContext..

How to pause and resume UIView Animation?

http://stackoverflow.com/questions/3211065/how-to-pause-and-resume-uiview-animation

be paused but they didn't work either. This is the relevant link I wanted to pause my whole view so I passed self.view.layer as the layer to be paused. But for those who don't know about CALayer 's pass in the view.layer that you want paused. Each.. view so I passed self.view.layer as the layer to be paused. But for those who don't know about CALayer 's pass in the view.layer that you want paused. Each UIView has a CALayer so just pass in the upmost view.layer that is relevant for you. In the case.. about CALayer 's pass in the view.layer that you want paused. Each UIView has a CALayer so just pass in the upmost view.layer that is relevant for you. In the case of Thomas based on your own answer it would seem that you would want to pass in self.containerView.layer..

How to properly release an AVCaptureSession

http://stackoverflow.com/questions/3741121/how-to-properly-release-an-avcapturesession

queue previewLayer AVCaptureVideoPreviewLayer layerWithSession session retain previewLayer.frame view.bounds view.layer addSublayer previewLayer session startRunning Cleanup previewLayer removeFromSuperlayer previewLayer release session stopRunning..

How can I replicate the trashing animation of Mail.app

http://stackoverflow.com/questions/428110/how-can-i-replicate-the-trashing-animation-of-mail-app

@ suckEffect animation.duration 2.0f animation.timingFunction UIViewAnimationCurveEaseInOut view.opacity 1.0f view.layer addAnimation animation forKey @ transitionViewAnimation Note Code snippet was pulled from a larger codebase. I hope it works..

How to capture UIView to UIImage without loss of quality on retina display

http://stackoverflow.com/questions/4334233/how-to-capture-uiview-to-uiimage-without-loss-of-quality-on-retina-display

anybody know a solution for my issue UIImage imageWithView UIView view UIGraphicsBeginImageContext view.bounds.size view.layer renderInContext UIGraphicsGetCurrentContext UIImage img UIGraphicsGetImageFromCurrentImageContext UIGraphicsEndImageContext.. QuartzCore.h UIImage imageWithView UIView view UIGraphicsBeginImageContextWithOptions view.bounds.size view.opaque 0.0 view.layer renderInContext UIGraphicsGetCurrentContext UIImage img UIGraphicsGetImageFromCurrentImageContext UIGraphicsEndImageContext..

Convert UIWebview contents to a UIImage when the webview is larger than the screen

http://stackoverflow.com/questions/4475397/convert-uiwebview-contents-to-a-uiimage-when-the-webview-is-larger-than-the-scre

So far I'm using the code suggested in the answer specifically UIGraphicsBeginImageContext webview.bounds.size webview.layer renderInContext UIGraphicsGetCurrentContext UIImage image UIGraphicsGetImageFromCurrentImageContext UIGraphicsEndImageContext.. view sizeThatFits UIScreen mainScreen bounds .size CGContextRef resizedContext UIGraphicsGetCurrentContext view.layer renderInContext resizedContext UIImage image UIGraphicsGetImageFromCurrentImageContext UIGraphicsEndImageContext reset Frame..

Uploading live streaming video from iPhone [duplicate]

http://stackoverflow.com/questions/5062266/uploading-live-streaming-video-from-iphone

iOS, Restarting animation when coming out of the background

http://stackoverflow.com/questions/6042472/ios-restarting-animation-when-coming-out-of-the-background

UIApplication application you call a method in your viewcontroller which implements the following code. view.layer removeAllAnimations this following CGRect is the point where your view originally started bg setFrame CGRectMake 0 0 1378..

iPhone : How to save a view as image ??? (ex.save what you draw )

http://stackoverflow.com/questions/6079273/iphone-how-to-save-a-view-as-image-ex-save-what-you-draw

iphone objective c ios uiview uiimage share improve this question UIGraphicsBeginImageContext view.bounds.size view.layer renderInContext UIGraphicsGetCurrentContext UIImage image UIGraphicsGetImageFromCurrentImageContext UIGraphicsEndImageContext..