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2014/10/15 ¤U¤È 10:10:13

iphone Programming Glossary: img.size.height

Resizing UIImageView within custom UITableViewCell yielding inconsistent results

http://stackoverflow.com/questions/13030632/resizing-uiimageview-within-custom-uitableviewcell-yielding-inconsistent-results

make it fit within the full width of the screen float scale tableView.frame.size.width img.size.width float imgHeight img.size.height scale return the necessary cell height return imgHeight The problem is that the UIImageView within the cell is not resizing.. make it fit within the full width of the screen float scale tableView.frame.size.width img.size.width float imgHeight img.size.height scale NSLog @ Height f cell.imageView.frame.size.height size the image view cell.imageView.frame CGRectMake 0 34 tableView.frame.size.width..

Cropping an image in iOS using OpenCV face detection

http://stackoverflow.com/questions/14756505/cropping-an-image-in-ios-using-opencv-face-detection

translated rectangle for drawing sub image CGRect drawRect CGRectMake rect.origin.x rect.origin.y img.size.width img.size.height clip to the bounds of the image context not strictly necessary as it will get clipped anyway CGContextClipToRect context..

UIImageView on iphone 4 image is half way out of view

http://stackoverflow.com/questions/20725196/uiimageview-on-iphone-4-image-is-half-way-out-of-view

UIViewContentModeScaleAspectFit self.scrollView setZoomScale self.scrollView.minimumZoomScale animated YES NSLog @ F img.size.height CGFloat imgheight image.size.height CGFloat imgwidth image.size. width CGSize imageSize self currentScreenBoundsDependOnOrientation..

Rounded UIView using CALayers - only some corners - How?

http://stackoverflow.com/questions/2264083/rounded-uiview-using-calayers-only-some-corners-how

context UIImage setImage UIImage img UIImage imageNamed @ my_image.png int w img.size.width int h img.size.height CGColorSpaceRef colorSpace CGColorSpaceCreateDeviceRGB CGContextRef context CGBitmapContextCreate NULL w h 8 4 w colorSpace..

How to crop the image in iPhone

http://stackoverflow.com/questions/7950719/how-to-crop-the-image-in-iphone

of pixels of old image you need to new one UIImage Color UIImage img int R float m_width img.size.width float m_height img.size.height if m_width m_height R m_height 0.9 else R m_width 0.9 int m_wint int m_width later we will need this parameters in float..