使用POP实现按下/弹起效果的按钮分类。
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//// UIButton+SpringTouch.h// JCiOSProjectSample//// Created by jimple on 14/7/28.// Copyright (c) 2014年 JimpleChen. All rights reserved.//#import <UIKit/UIKit.h>@interface UIButton (SpringTouch)- (void)initSpringTouch;- (void)removeSpringTouch;@end//////////////////////////////////////////////////////////////////////////////// UIButton+SpringTouch.m// JCiOSProjectSample//// Created by jimple on 14/7/28.// Copyright (c) 2014年 JimpleChen. All rights reserved.//#import "UIButton+SpringTouch.h"#import <POP.h>@implementation UIButton (SpringTouch)- (void)initSpringTouch{ [self addTarget:self action:@selector(springTouchBtnTouchDown:) forControlEvents:UIControlEventTouchDown]; [self addTarget:self action:@selector(springTouchBtnTouchUp:) forControlEvents:UIControlEventTouchUpInside|UIControlEventTouchUpOutside];}- (void)removeSpringTouch{ [self removeTarget:self action:@selector(springTouchBtnTouchDown:) forControlEvents:UIControlEventTouchDown]; [self removeTarget:self action:@selector(springTouchBtnTouchUp:) forControlEvents:UIControlEventTouchUpInside|UIControlEventTouchUpOutside];}- (void)springTouchBtnTouchDown:(id)sender{ UIView *btn = (UIView *)sender; POPSpringAnimation *animation = [POPSpringAnimation animationWithPropertyNamed:kPOPLayerScaleXY]; animation.toValue = [NSValue valueWithCGPoint:CGPointMake(0.9, 0.9)]; animation.springBounciness = 10; [btn.layer pop_addAnimation:animation forKey:@"ZoomOutY"];}- (void)springTouchBtnTouchUp:(id)sender{ UIView *btn = (UIView *)sender; [btn.layer pop_removeAnimationForKey:@"ZoomOutY"]; POPSpringAnimation *animation = [POPSpringAnimation animationWithPropertyNamed:kPOPLayerScaleXY]; animation.toValue = [NSValue valueWithCGPoint:CGPointMake(1, 1)]; animation.springBounciness = 10; [btn.layer pop_addAnimation:animation forKey:@"ZoomOutYReverse"];}@end |