2014/10/15 下午 10:15:17

iphone Programming Glossary: uigesturerecognizerstatebegan

How to get a rotated, zoomed and panned image from an UIImageView at its full resolution?

http://stackoverflow.com/questions/11104042/how-to-get-a-rotated-zoomed-and-panned-image-from-an-uiimageview-at-its-full-re

also fine. This is my code void rotatePiece UIRotationGestureRecognizer gestureRecognizer if gestureRecognizer state UIGestureRecognizerStateBegan gestureRecognizer state UIGestureRecognizerStateChanged gestureRecognizer view .transform CGAffineTransformRotate gestureRecognizer.. gestureRecognizer setRotation 0 void scalePiece UIPinchGestureRecognizer gestureRecognizer if gestureRecognizer state UIGestureRecognizerStateBegan gestureRecognizer state UIGestureRecognizerStateChanged gestureRecognizer view .transform CGAffineTransformScale gestureRecognizer.. to originate between the fingers instead of other points or center point of the UIView if gestureRecognizer state UIGestureRecognizerStateBegan gestureRecognizer state UIGestureRecognizerStateChanged CGPoint translation gestureRecognizer translationInView piece superview..

How to get UIMenuController work for a custom view?

http://stackoverflow.com/questions/1146587/how-to-get-uimenucontroller-work-for-a-custom-view

addGestureRecognizer gr void longPress UILongPressGestureRecognizer gestureRecognizer if gestureRecognizer state UIGestureRecognizerStateBegan CGPoint location gestureRecognizer locationInView gestureRecognizer view UIMenuController menuController UIMenuController..

UILongPressGestureRecognizer gets called twice when pressing down

http://stackoverflow.com/questions/3319591/uilongpressgesturerecognizer-gets-called-twice-when-pressing-down

or only look at movement as you need. From the Class Reference Long press gestures are continuous. The gesture begins UIGestureRecognizerStateBegan when the number of allowable fingers numberOfTouchesRequired have been pressed for the specified period minimumPressDuration..

UIImageView Gestures (Zoom, Rotate) Question

http://stackoverflow.com/questions/3448614/uiimageview-gestures-zoom-rotate-question

gestureRecognizer self adjustAnchorPointForGestureRecognizer gestureRecognizer if gestureRecognizer state UIGestureRecognizerStateBegan gestureRecognizer state UIGestureRecognizerStateChanged gestureRecognizer view .transform CGAffineTransformRotate gestureRecognizer.. gestureRecognizer self adjustAnchorPointForGestureRecognizer gestureRecognizer if gestureRecognizer state UIGestureRecognizerStateBegan gestureRecognizer state UIGestureRecognizerStateChanged gestureRecognizer view .transform CGAffineTransformScale gestureRecognizer.. fingers void adjustAnchorPointForGestureRecognizer UIGestureRecognizer gestureRecognizer if gestureRecognizer.state UIGestureRecognizerStateBegan UIView piece gestureRecognizer.view CGPoint locationInView gestureRecognizer locationInView piece CGPoint locationInSuperview..

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

Then in the gesture handler void handleLongPress UIGestureRecognizer gestureRecognizer if gestureRecognizer.state UIGestureRecognizerStateBegan return CGPoint touchPoint gestureRecognizer locationInView self.mapView CLLocationCoordinate2D touchMapCoordinate self.mapView..

UISwipeGestureRecognizer Swipe length

http://stackoverflow.com/questions/4828833/uiswipegesturerecognizer-swipe-length

the pan and if the pan has ended calculate the distance. void panGesture UIPanGestureRecognizer sender if sender.state UIGestureRecognizerStateBegan startLocation sender locationInView self.view else if sender.state UIGestureRecognizerStateEnded CGPoint stopLocation sender..

cocos2d-iOS - Gesture recognisers

http://stackoverflow.com/questions/4985917/cocos2d-ios-gesture-recognisers

recognizer CGPoint p CGPoint v switch recognizer.state case UIGestureRecognizerStatePossible case UIGestureRecognizerStateBegan p recognizer locationInView CCDirector sharedDirector .openGLView do something when the pan begins break case UIGestureRecognizerStateChanged..

How to use UIPanGestureRecognizer to move object? iPhone/iPad

http://stackoverflow.com/questions/6672677/how-to-use-uipangesturerecognizer-to-move-object-iphone-ipad

translatedPoint UIPanGestureRecognizer sender translationInView self.view if UIPanGestureRecognizer sender state UIGestureRecognizerStateBegan firstX sender view center .x firstY sender view center .y translatedPoint CGPointMake firstX translatedPoint.x firstY sender..

iOS Pinch Scale and Two Finger Rotate at same time

http://stackoverflow.com/questions/8108768/ios-pinch-scale-and-two-finger-rotate-at-same-time

rotate SMImage selectedImage DataCenter sharedDataCenter .selectedImage switch rotate.state case UIGestureRecognizerStateBegan selectedImage.referenceTransform selectedImage.transform break case UIGestureRecognizerStateChanged selectedImage.transform.. pinch SMImage selectedImage DataCenter sharedDataCenter .selectedImage self itemSelected switch pinch.state case UIGestureRecognizerStateBegan selectedImage.referenceTransform selectedImage.transform break case UIGestureRecognizerStateChanged CGAffineTransform.. recognizer SMImage selectedImage DataCenter sharedDataCenter .selectedImage switch recognizer.state case UIGestureRecognizerStateBegan if _activeRecognizers.count 0 selectedImage.referenceTransform selectedImage.transform _activeRecognizers addObject recognizer..