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2014/10/15 ¤U¤È 10:11:09
iphone Programming Glossary: locationinviewBlur an image of specific part (rectangular, circular)? http://stackoverflow.com/questions/14107979/blur-an-image-of-specific-part-rectangular-circular touches withEvent UIEvent event UIImage croppedImg nil UITouch touch touches anyObject CGPoint currentPoint touch locationInView self.imageView double ratioW imageView.image.size.width imageView.frame.size.width double ratioH imageView.image.size.height..
Dragging an UIView inside UIScrollView http://stackoverflow.com/questions/1481826/dragging-an-uiview-inside-uiscrollview method void touchesMoved NSSet touches withEvent UIEvent event UITouch touch touches anyObject CGPoint location touch locationInView self.superview self.center location This works but not fully correct the tile sometimes falls down during the drag process...
Reading PDF files as string through iPhone application http://stackoverflow.com/questions/2362393/reading-pdf-files-as-string-through-iphone-application void touchesBegan NSSet touches withEvent UIEvent event UITouch touch touches anyObject CGPoint LasttouchPoint touch locationInView self.view int LasttouchX LasttouchPoint.x startpoint LasttouchX void touchesMoved NSSet touches withEvent UIEvent event.. void touchesEnded NSSet touches withEvent UIEvent event UITouch touch touches anyObject CGPoint LasttouchPoint touch locationInView self.view int LasttouchX LasttouchPoint.x endpoint LasttouchX if startpoint endpoint 75 initialPage self loadPage initialPage..
Finding the direction of scrolling in a UIScrollView? http://stackoverflow.com/questions/2543670/finding-the-direction-of-scrolling-in-a-uiscrollview withEvent UIEvent event super touchesMoved touches withEvent event UITouch touch touches anyObject float now touch locationInView self .x float before touch previousLocationInView self .x NSLog @ f f before now if now before right NO NSLog @ LEFT else..
Iphone SDK dismissing Modal ViewControllers on ipad by clicking outside of it http://stackoverflow.com/questions/2623417/iphone-sdk-dismissing-modal-viewcontrollers-on-ipad-by-clicking-outside-of-it handleTapBehind UITapGestureRecognizer sender if sender.state UIGestureRecognizerStateEnded CGPoint location sender locationInView nil Passing nil gives us coordinates in the window Then we convert the tap's location into the local view's coordinate system..
How can i change the color of pagination dots of UIPageControl? http://stackoverflow.com/questions/2942636/how-can-i-change-the-color-of-pagination-dots-of-uipagecontrol NSSet touches withEvent UIEvent event if self.delegate return CGPoint touchPoint event touchesForView self anyObject locationInView self CGFloat dotSpanX self.numberOfPages kDotDiameter kDotSpacer CGFloat dotSpanY kDotDiameter kDotSpacer CGRect currentBounds..
Figure out UIBarButtonItem frame in window? http://stackoverflow.com/questions/2994354/figure-out-uibarbuttonitem-frame-in-window event UIEvent event note the event argument you can obtain the position of touch with event.allTouches anyObject locationInView theWindow or the button view with event.allTouches anyObject view Therefore there's no need to iterate the subviews or use..
UIImageView Gestures (Zoom, Rotate) Question http://stackoverflow.com/questions/3448614/uiimageview-gestures-zoom-rotate-question gestureRecognizer if gestureRecognizer.state UIGestureRecognizerStateBegan UIView piece gestureRecognizer.view CGPoint locationInView gestureRecognizer locationInView piece CGPoint locationInSuperview gestureRecognizer locationInView piece.superview piece.layer.anchorPoint.. UIGestureRecognizerStateBegan UIView piece gestureRecognizer.view CGPoint locationInView gestureRecognizer locationInView piece CGPoint locationInSuperview gestureRecognizer locationInView piece.superview piece.layer.anchorPoint CGPointMake locationInView.x.. CGPoint locationInView gestureRecognizer locationInView piece CGPoint locationInSuperview gestureRecognizer locationInView piece.superview piece.layer.anchorPoint CGPointMake locationInView.x piece.bounds.size.width locationInView.y piece.bounds.size.height..
http://stackoverflow.com/questions/3924446/long-press-on-uitableview in the gesture handler void handleLongPress UILongPressGestureRecognizer gestureRecognizer CGPoint p gestureRecognizer locationInView self.myTableView NSIndexPath indexPath self.myTableView indexPathForRowAtPoint p if indexPath nil NSLog @ long press on..
How to add a push pin to a MKMapView(IOS) when touching? http://stackoverflow.com/questions/3959994/how-to-add-a-push-pin-to-a-mkmapviewios-when-touching gestureRecognizer if gestureRecognizer.state UIGestureRecognizerStateBegan return CGPoint touchPoint gestureRecognizer locationInView self.mapView CLLocationCoordinate2D touchMapCoordinate self.mapView convertPoint touchPoint toCoordinateFromView self.mapView..
http://stackoverflow.com/questions/4707858/basic-drag-and-drop-in-ios event e.g. IBAction imageMoved id sender withEvent UIEvent event CGPoint point event allTouches anyObject locationInView self.view UIControl control sender control.center point It's a lot easier for individual vehicle to handle its own drags..
http://stackoverflow.com/questions/4982277/uiview-drag-image-and-text void touchesMoved NSSet touches withEvent UIEvent event UITouch aTouch touches anyObject CGPoint location aTouch locationInView self.superview UIView beginAnimations @ Dragging A DraggableView context nil self.frame CGRectMake location.x location.y..
UIScrollView : paging horizontally, scrolling vertically? http://stackoverflow.com/questions/728014/uiscrollview-paging-horizontally-scrolling-vertically is in charge now if touches count event touchesForView self count initial touch _originalPoint touches anyObject locationInView self _currentChild self honestHitTest _originalPoint withEvent event _isMultitouch NO _isMultitouch event touchesForView.. NSSet touches withEvent UIEvent event if _isHorizontalScroll _isMultitouch CGPoint point touches anyObject locationInView self if fabsf _originalPoint.x point.x kThresholdX fabsf _originalPoint.y point.y kThresholdY _isHorizontalScroll YES _currentChild..
UIButton can't be touched while animated with UIView animateWithDuration http://stackoverflow.com/questions/8346100/uibutton-cant-be-touched-while-animated-with-uiview-animatewithduration void touchesBegan NSSet touches withEvent UIEvent event UITouch touch touches anyObject CGPoint touchLocation touch locationInView self.view for UIButton button in self.buttonsOutletCollection if button.layer.presentationLayer hitTest touchLocation ..
http://stackoverflow.com/questions/979555/iphone-drag-drop follows void touchesMoved NSSet touches withEvent UIEvent event UITouch touch touches anyObject CGPoint location touch locationInView self self.center location This code has the result of a the touched UIView flickering while it follows the touch around...
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