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2014/10/15 ¤U¤È 10:05:05
iphone Programming Glossary: cgrectgetheighthttp://stackoverflow.com/questions/13511733/how-to-make-supplementary-view-float-in-uicollectionview-as-section-headers-do-i UICollectionElementKindSectionFooter atIndexPath lastObjectIndexPath CGFloat headerHeight CGRectGetHeight layoutAttributes.frame CGPoint origin layoutAttributes.frame.origin origin.y MIN MAX contentOffset.y cv.contentInset.top..
Dynamically setting layout on UICollectionView causes inexplicable contentOffset change http://stackoverflow.com/questions/13780138/dynamically-setting-layout-on-uicollectionview-causes-inexplicable-contentoffset
Blur an image of specific part (rectangular, circular)? http://stackoverflow.com/questions/14107979/blur-an-image-of-specific-part-rectangular-circular rect CGContextScaleCTM context radious radious CGFloat rectWidth CGRectGetWidth rect radious CGFloat rectHeight CGRectGetHeight rect radious CGContextMoveToPoint context rectWidth rectHeight 2.0f CGContextAddArcToPoint context rectWidth rectHeight..
iOS Hiding tab bar in iOS 6 creates black bar (fix for iOS 6 breaks iOS 7!) http://stackoverflow.com/questions/19006545/ios-hiding-tab-bar-in-ios-6-creates-black-bar-fix-for-ios-6-breaks-ios-7 .statusBarOrientation height screenRect.size.width else height screenRect.size.height if hidden height CGRectGetHeight self.tabBar.frame void ^workerBlock ^ self.tabBar.frame CGRectMake CGRectGetMinX self.tabBar.frame height CGRectGetWidth.. ^workerBlock ^ self.tabBar.frame CGRectMake CGRectGetMinX self.tabBar.frame height CGRectGetWidth self.tabBar.frame CGRectGetHeight self.tabBar.frame view.frame CGRectMake CGRectGetMinX view.frame CGRectGetMinY view.frame CGRectGetWidth view.frame height..
http://stackoverflow.com/questions/205431/rounded-corners-on-uiimage CGRect dstRect radius CGFloat radius UIImage maskedImage nil radius MIN radius .5 MIN CGRectGetWidth dstRect CGRectGetHeight dstRect CGRect interiorRect CGRectInset dstRect radius radius UIGraphicsBeginImageContext dstRect.size CGContextRef maskedContextRef..
UIView border with fade or blur effect http://stackoverflow.com/questions/2306043/uiview-border-with-fade-or-blur-effect layer CALayer maskCompoudLayer CALayer layer maskLayer.bounds viewLayer.bounds maskLayer setPosition CGPointMake 160 CGRectGetHeight maskCompoudLayer.frame 2.0 CGColorSpaceRef colorSpace CGColorSpaceCreateDeviceRGB CGContextRef context CGBitmapContextCreate.. 0.0 alpha 1.0 .CGColor CGContextFillRect context CGRectMake 0 gradientHPos gradientH CGRectGetWidth maskLayer.frame CGRectGetHeight maskLayer.frame CGContextSetFillColorWithColor context UIColor colorWithRed 0.5 green 0.5 blue 0.5 alpha 0.0 .CGColor CGContextFillRect..
How to add line numbers to a UITextView? http://stackoverflow.com/questions/2836162/how-to-add-line-numbers-to-a-uitextview CGRectGetWidth internalScrollView.bounds width tvFrame.size.height MAX internalTextView.contentSize.height CGRectGetHeight internalScrollView.bounds tvFrame.origin.x width internalTextView setFrame tvFrame tvFrame.size.height TXT_VIEW_INSETS This..
How to customize the background/border colors of a grouped table view cell? http://stackoverflow.com/questions/400965/how-to-customize-the-background-border-colors-of-a-grouped-table-view-cell rect 3 CGRectGetMinY rect CGContextScaleCTM context ovalWidth ovalHeight 4 fw CGRectGetWidth rect ovalWidth 5 fh CGRectGetHeight rect ovalHeight 6 CGContextMoveToPoint context fw fh 2 7 CGContextAddArcToPoint context fw fh fw 2 fh 1 8 CGContextAddArcToPoint..
Why animating custom CALayer properties causes other properties to be nil during animation? http://stackoverflow.com/questions/4016496/why-animating-custom-calayer-properties-causes-other-properties-to-be-nil-during Drawing layer tint is @ radius is @ self.tint self.radius CGPoint centerPoint CGPointMake CGRectGetWidth self.bounds 2 CGRectGetHeight self.bounds 2 CGContextMoveToPoint ctx centerPoint.x centerPoint.y CGContextAddArc ctx centerPoint.x centerPoint.y self.radius..
Inner shadow effect on UIView layer? http://stackoverflow.com/questions/4431292/inner-shadow-effect-on-uiview-layer your drawRect method... CGRect bounds self bounds CGContextRef context UIGraphicsGetCurrentContext CGFloat radius 0.5f CGRectGetHeight bounds Create the visible path which will be the shape that gets the inner shadow In this case it's just a rounded rect..
Max/Min Scale of Pinch Zoom in UIPinchGestureRecognizer - iPhone iOS http://stackoverflow.com/questions/5150642/max-min-scale-of-pinch-zoom-in-uipinchgesturerecognizer-iphone-ios 1.0 lastScale pinchscale CGRect bounds UIPinchGestureRecognizer sender view .bounds scale MIN scale maximumHeight CGRectGetHeight bounds scale MAX scale minimumHeight CGRectGetHeight bounds To limit width change 'Height' to 'Width' in the last two lines...
iPhone Glossy Icons Using Core Graphics http://stackoverflow.com/questions/5541457/iphone-glossy-icons-using-core-graphics rect CGRectGetMinY rect CGContextScaleCTM context ovalWidth ovalHeight fw CGRectGetWidth rect ovalWidth fh CGRectGetHeight rect ovalHeight CGContextMoveToPoint context fw fh 2 CGContextAddArcToPoint context fw fh fw 2 fh 1 CGContextAddArcToPoint..
How to add a UIToolbar to a UITableViewController programmatically? http://stackoverflow.com/questions/5958956/how-to-add-a-uitoolbar-to-a-uitableviewcontroller-programmatically CGRect rootViewBounds self.parentViewController.view.bounds Get the height of the parent view. CGFloat rootViewHeight CGRectGetHeight rootViewBounds Get the width of the parent view CGFloat rootViewWidth CGRectGetWidth rootViewBounds Create a rectangle for..
Grouped uitableview with shadow http://stackoverflow.com/questions/6912904/grouped-uitableview-with-shadow shadowFrameForSection NSInteger section CGRect sectionFrame self rectForSection section CGFloat sectionHeaderHeight CGRectGetHeight self rectForHeaderInSection section CGFloat sectionFooterHeight CGRectGetHeight self rectForFooterInSection section UIEdgeInsets.. section CGFloat sectionHeaderHeight CGRectGetHeight self rectForHeaderInSection section CGFloat sectionFooterHeight CGRectGetHeight self rectForFooterInSection section UIEdgeInsets contentInsets UIEdgeInsetsMake sectionHeaderHeight 1 10 sectionFooterHeight..
CALayer: add a border only at one side http://stackoverflow.com/questions/7022656/calayer-add-a-border-only-at-one-side
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 rect CGRectGetMinY rect CGContextScaleCTM context ovalWidth ovalHeight fw CGRectGetWidth rect ovalWidth fh CGRectGetHeight rect ovalHeight CGContextMoveToPoint context fw fh 2 CGContextAddArcToPoint context fw fh fw 2 fh 1 CGContextAddArcToPoint..
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