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2014/10/15 ¤U¤È 10:05:07
iphone Programming Glossary: clippedhttp://stackoverflow.com/questions/1420131/iphone-text-glow-effect 0.0 0.0 Play with the parameters label.layer.shadowRadius 3.0 label.layer.shadowOpacity 0.5 And to avoid shadow being clipped by the label bouds label.layer.masksToBounds NO Don't forget to #include Quartzcore Quartzcore.h and link against the QuartzCore..
Cropping an image in iOS using OpenCV face detection http://stackoverflow.com/questions/14756505/cropping-an-image-in-ios-using-opencv-face-detection 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 CGRectMake 0 0 rect.size.width rect.size.height draw image img drawInRect drawRect grab..
Iphone: Is it possible to hide the TabBar? http://stackoverflow.com/questions/1982172/iphone-is-it-possible-to-hide-the-tabbar the tab bar used to be. I can't seem to figure out how to fill that area. Anything in the UI that is in that area is clipped and cannot be seen. Any ideas if this is even possible I'd really like to stay away from the navigation controller. iphone..
http://stackoverflow.com/questions/2570653/iphone-clip-image-with-path would like to clip an image with path. In the book Programming with Quartz there is an example on how to draw a circle clipped by a rectangular path p.37 and there is also a chapter on image masking with existing image as stencil Ch.10 . But I'm still.. sets the clipping area as a path this path in my case is an elipse you could use a rect . Then the image that will be clipped is drawn. Method drawRect is the one that draws the UIView's context in my case. void drawRect CGRect rect CGContextRef..
How to add a view on top of a UIPopoverController http://stackoverflow.com/questions/2622063/how-to-add-a-view-on-top-of-a-uipopovercontroller it's dragged out from underneath it. If I add the view as a subview of the view controller in the popover it gets clipped by the popover's frame and as I can't access the UIPopoverController 's view I can't disable its layer's masksToBounds ”and..
Changing the text on a UISwitch http://stackoverflow.com/questions/2711180/changing-the-text-on-a-uiswitch
iPhone Landscape FAQ and Solutions http://stackoverflow.com/questions/2953351/iphone-landscape-faq-and-solutions Template Application Layout errors controller does not seem to recognize the view should be rotated but displays a clipped portrait view in landscape mode causing half of the screen to stay blank. presentModalViewController in landscape after..
How to add a UIButton at runtime http://stackoverflow.com/questions/307845/how-to-add-a-uibutton-at-runtime
iOS SDK UIViewContentModeScaleAspectFit vs. UIViewContentModeScaleAspectFill http://stackoverflow.com/questions/3182649/ios-sdk-uiviewcontentmodescaleaspectfit-vs-uiviewcontentmodescaleaspectfill UIViewContentModeScaleAspectFill Scales the content to fill the size of the view. Some portion of the content may be clipped to fill the view ™s bounds. But these content modes don't appear to be behaving as advertised. EDIT I'm running SDK iOS 4...
http://stackoverflow.com/questions/3544701/show-tab-bar-after-its-hidden solution to this problem make the UITabBarController's view larger than it needs to be so that the actual UITabBar is clipped by the screen. Assuming that the tab bar view normally fills its superview this sort of thing should work CGRect frame self.tabBarController.view.superview.frame..
Action sheet doesn't display when the MFMailComposeViewController's cancel button is tapped http://stackoverflow.com/questions/4274895/action-sheet-doesnt-display-when-the-mfmailcomposeviewcontrollers-cancel-butto appears off screen. If you check the debug log you'll probably see a message saying Presenting action sheet clipped by its superview. Some controls might not respond to touches. On iPhone try UIActionSheet showFromTabBar or UIActionSheet..
http://stackoverflow.com/questions/4526336/how-erase-part-of-uiimage That's to say only draw in these regions. img drawAtPoint CGPointZero You draw the image in the new context. Only the clipped region will be drawn so the rest is effectively erased. imageView.image UIGraphicsGetImageFromCurrentImageContext Now here..
Placing a custom view based UIBarButtonItem in the navigation bar without default horizontal padding http://stackoverflow.com/questions/4715280/placing-a-custom-view-based-uibarbuttonitem-in-the-navigation-bar-without-defaul the right because I gave it an inset but the highlighted background image also presumably using that inset is getting clipped on its right side . See image at https skitch.com starbaseweb rj2e5 ios simulator For reference here's how I'm creating..
UIImage with transparent rounded corners http://stackoverflow.com/questions/4885713/uiimage-with-transparent-rounded-corners
Difference between UIViewContentModeScaleAspectFit and UIViewContentModeScaleToFill? http://stackoverflow.com/questions/4895272/difference-between-uiviewcontentmodescaleaspectfit-and-uiviewcontentmodescaletof
How to use NSString's sizeWithFont and drawInRect to workout how much of a string to draw http://stackoverflow.com/questions/4965809/how-to-use-nsstrings-sizewithfont-and-drawinrect-to-workout-how-much-of-a-strin You would also want to adjust the height of one page to make sure that the last line of text doesn't get clipped. For that to happen the height of the page should be a multiple of the font's line height. Say the initial page height is..
UILabel's sizeToFit/sizeThatFits ignore the numberoflines property http://stackoverflow.com/questions/5041874/uilabels-sizetofit-sizethatfits-ignore-the-numberoflines-property that the sizedtoFit variable has a width of 457 pixels and a height of 22 px and the UI displays a single line with clipped text. I expect a width of 300 pixels and a height of 44 px for two lines. The UILabel doc for numberoflines says When the..
How to mask a square image into an image with round corners in the iPhone SDK? http://stackoverflow.com/questions/996292/how-to-mask-a-square-image-into-an-image-with-round-corners-in-the-iphone-sdk call CGContextClip context to clip it to the rectangle path. Now any drawing done including drawing an image will be clipped to the round rectangle shape. As an example assuming image is a UIImage and this is in a drawRect method CGContextRef context..
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