2014/10/15 下午 10:15:19

iphone Programming Glossary: uiimageview's

http://stackoverflow.com/questions/11154585/face-detection-issue-using-cidetector

also view is being invert its Y coordinate. Can any one help me how can i detect the face eyes and mouth position on UIImageView's image without invert my self.view. let me know if my question is not clear enough. Any help would be appreciated Thanks..

NSBlockOperation or NSOperation with ALAsset Block to display photo-library images using ALAsset URL

http://stackoverflow.com/questions/11580918/nsblockoperation-or-nsoperation-with-alasset-block-to-display-photo-library-imag

group nil condition will be false in assetGroupEnumerator so I have created a NSOperationQueue and then created seven UIImageView's through a for loop and created my NSOperation subclass object with the corresponding image view and URL for each one and..

Checkbox image toggle in UITableViewCell

http://stackoverflow.com/questions/1171476/checkbox-image-toggle-in-uitableviewcell

imageView self addTarget self action @selector toggleImage forControlEvents UIControlEventTouchUpInside Set the UIImageView's image property to update the image that will trigger the redraw without side effects. void toggleImage selected selected..

UIImage with smooth rounded corners in quartz

http://stackoverflow.com/questions/14071278/uiimage-with-smooth-rounded-corners-in-quartz

softer EDIT Processed image with rounded corners in quartz Like you can see corner is not smooth. This is version with UIImageView's cornerRadius that is much more smoother. Where is the catch iphone ios uiimage rounded corners smooth share improve this..

How to erase some portion of a UIImageView's image on iOS?

http://stackoverflow.com/questions/1487601/how-to-erase-some-portion-of-a-uiimageviews-image-on-ios

to erase some portion of a UIImageView's image on iOS I have a view with UIImageView and an image set to it. I want to erase the image as something like we do in..

How to crossfade between 2 images on iPhone using Core Animation

http://stackoverflow.com/questions/1550206/how-to-crossfade-between-2-images-on-iphone-using-core-animation

per se . Reading similar questions on SO leads me to believe it can be done by animating the .contents property of the UIImageView's layer like so UIImage image1 UIImage imageNamed @ someImage1.png UIImage image2 UIImage imageNamed @ someImage2.png self.imageView.image..

“Masking” an animation? iPhone SDK

http://stackoverflow.com/questions/1763620/masking-an-animation-iphone-sdk

as a mask. You can define a path to use in a CAShapeLayer and fill the shape. Then specify the layer mask of your UIImageView's layer. Something like CGMutablePathRef path CGPathCreateMutable build the path by adding points ... CAShapeLayer shapeLayer..

How to efficiently show many Images? (iPhone programming)

http://stackoverflow.com/questions/2507441/how-to-efficiently-show-many-images-iphone-programming

a internal array to do all the calculating seperated from graphical output. So in my main drawing loop I set all the UIImageView's positions to the calculated positions in my model.lasers array for int i 0 i model.lasers count i self.view viewWithTag..

How to get UIButton Target, Action and Control events?

http://stackoverflow.com/questions/5182860/how-to-get-uibutton-target-action-and-control-events

to get UIButton Target Action and Control events I am using UIImageView's with UIButtons a whole bunch. So I created a custom class to permanently marry these two an make things a little simpler...

When does an associated object get released?

http://stackoverflow.com/questions/6039309/when-does-an-associated-object-get-released

The point of the ZSPropertyWatcher class is that KVO requires a standard callback method and I don't want to replace UIImageView's in case it uses one itself. UIImageView Loading.h @interface UIImageView ZSShowLoading @property nonatomic BOOL showLoadingSpinner..

Rotating an image 90 degrees on same position when orientation changes

http://stackoverflow.com/questions/6404786/rotating-an-image-90-degrees-on-same-position-when-orientation-changes

view of the frame in landscape. The text and icons are decoupled different layers which I have organized in different UIImageView's they shall rotate 90 degrees. What I have done already is the following Experimented a bit with this method void willAnimateRotationToInterfaceOrientation..

how to pushViewController to another view with images in a scrollview

http://stackoverflow.com/questions/7763795/how-to-pushviewcontroller-to-another-view-with-images-in-a-scrollview

making use of the scrollView's frame size pageSize so we need to 10 to left offset of image pos 1 2 the gap 20 for UIImageView's width to leave 10 gap at left and right add scroll view to view self.view addSubview scrollview scrollview.contentSize CGSizeMake..

How can I rotate a UIImageView with respect to any point (other than its center)?

http://stackoverflow.com/questions/839296/how-can-i-rotate-a-uiimageview-with-respect-to-any-point-other-than-its-center

touch uikit core animation share improve this question One way of doing this is by changing the anchorPoint of the UIImageView's underlying layer and rotating about that. You can change the point of rotation using something like the following imageView.layer.anchorPoint..

Move a UIImageView

http://stackoverflow.com/questions/862084/move-a-uiimageview

My recommended approach would be to wrap the UIImage in a UIImageView and use a CAKeyframeAnimation to animate your UIImageView's layer along a path that passes through your three points UIImage image UIImage imageNamed @ image.png imageView UIImageView..

UIImage to be displayed progressively from server

http://stackoverflow.com/questions/9478262/uiimage-to-be-displayed-progressively-from-server

the interface you could a. Make the image requests on a different thread as well. b. Reduce the frequency of the UIImageView's updates by only calling setImage once in 10 or 100 updates according to the zise of your image. share improve this answer..