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2014/10/15 ¤U¤È 10:10:07

iphone Programming Glossary: hscale

Using UIPinchGestureRecognizer to scale uiviews in single direction

http://stackoverflow.com/questions/6759028/using-uipinchgesturerecognizer-to-scale-uiviews-in-single-direction

deltaMove float distance sqrt deltaMove.x deltaMove.x deltaMove.y deltaMove.y NSLog @ distance f distance float hScale 1 deltaMove.x distance 1 gestureRecognizer.scale float vScale 1 deltaMove.y distance 1 gestureRecognizer.scale if distance.. distance 1 gestureRecognizer.scale float vScale 1 deltaMove.y distance 1 gestureRecognizer.scale if distance 0 hScale 1 vScale 1 NSLog @ gestureRecognizer scale f gestureRecognizer scale NSLog @ hScale f and vScale f hScale vScale piece.transform.. if distance 0 hScale 1 vScale 1 NSLog @ gestureRecognizer scale f gestureRecognizer scale NSLog @ hScale f and vScale f hScale vScale piece.transform CGAffineTransformScale piece transform hScale vScale gestureRecognizer setScale..