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转载：http://www.cnblogs.com/ludashi/p/4160208.html 一.封装动画方法 1.用CATransition实现动画的封装方法如下，每句代码是何意思，请看注释之。 1 #pragma CATransition动画实现 2 - (void) transitionWithType:(NSString *) type WithSubtype:(NSString *) subtype ForView : (UIView *) view 3 { 4 //创建CATransition对象 5 CATransition *animation = [CATransition animation]; 6 7 //设置运动时间 8 animation.duration = DURATION; 9 10 //设置运动type 11 animation.type = type; 12 if (subtype != nil) { 13 14 //设置子类 15 animation.subtype = subtype; 16 } 17 18 //设置运动速度 19 animation.timingFunction = UIViewAnimationOptionCurveEaseInOut; 20 21 [view.layer addAnimation:animation forKey:@"animation"]; 22 } 代码说明： CATransition常用的属性如下： duration:设置动画时间 type:稍后下面会详细的介绍运动类型 subtype:和type匹配使用，指定运动的方向，下面也会详细介绍 timingFunction ：动画的运动轨迹，用于变化起点和终点之间的插值计算,形象点说它决定了动画运行的节奏,比如是 均匀变化(相同时间变化量相同)还是先快后慢,先慢后快还是先慢再快再慢. * 动画的开始与结束的快慢,有五个预置分别为(下同): * kCAMediaTimingFunctionLinear 线性,即匀速 * kCAMediaTimingFunctionEaseIn 先慢后快 * kCAMediaTimingFunctionEaseOut 先快后慢 * kCAMediaTimingFunctionEaseInEaseOut 先慢后快再慢 * kCAMediaTimingFunctionDefault 实际效果是动画中间比较快. 2.用UIView的block回调实现动画的代码封装 1 #pragma UIView实现动画 2 - (void) animationWithView : (UIView *)view WithAnimationTransition : (UIViewAnimationTransition) transition 3 { 4 [UIView animateWithDuration:DURATION animations:^{ 5 [UIView setAnimationCurve:UIViewAnimationCurveEaseInOut]; 6 [UIView setAnimationTransition:transition forView:view cache:YES]; 7 }]; 8 } 3.改变View的背景图，便于切换时观察 1 #pragma 给View添加背景图 2 -(void)addBgImageWithImageName:(NSString *) imageName 3 { 4 self.view.backgroundColor = [UIColor colorWithPatternImage:[UIImage imageNamed:imageName]]; 5 } 二.调用上面的方法实现我们想要的动画 1.我们在View上添加多个Button,给不同的Button设置不同的Tag值，然后再ViewController中绑定同一个方法，点击不同的button实现不同的页面切换效果。storyBoard上的控件效果如下图所示： 2.下面我们就开始编写点击button要回调的方法 (1).定义枚举来标示按钮所对应的动画类型，代码如下： 1 typedef enum : NSUInteger { 2 Fade = 1, //淡入淡出 3 Push, //推挤 4 Reveal, //揭开 5 MoveIn, //覆盖 6 Cube, //立方体 7 SuckEffect, //吮吸 8 OglFlip, //翻转 9 RippleEffect, //波纹 10 PageCurl, //翻页 11 PageUnCurl, //反翻页 12 CameraIrisHollowOpen, //开镜头 13 CameraIrisHollowClose, //关镜头 14 CurlDown, //下翻页 15 CurlUp, //上翻页 16 FlipFromLeft, //左翻转 17 FlipFromRight, //右翻转 18 19 } AnimationType; (2),获取Button的Tag值： 1 UIButton *button = sender; 2 AnimationType animationType = button.tag; (3).每次点击button都改变subtype的值，包括上,左,下,右 1 NSString *subtypeString; 2 3 switch (_subtype) { 4 case 0: 5 subtypeString = kCATransitionFromLeft; 6 break; 7 case 1: 8 subtypeString = kCATransitionFromBottom; 9 break; 10 case 2: 11 subtypeString = kCATransitionFromRight; 12 break; 13 case 3: 14 subtypeString = kCATransitionFromTop; 15 break; 16 default: 17 break; 18 } 19 _subtype += 1; 20 if (_subtype > 3) { 21 _subtype = 0; 22 } (4),通过switch结合上边的枚举来判断是那个按钮点击的 1 switch (animationType) 2 { 3 //各种Case,此处代码下面会给出 4 } 3.调用我们封装的运动方法，来实现动画效果 (1),淡化效果 1 case Fade: 2 [self transitionWithType:kCATransitionFade WithSubtype:subtypeString ForView:self.view]; 3 break; 4 (2).Push效果 1 case Push: 2 [self transitionWithType:kCATransitionPush WithSubtype:subtypeString ForView:self.view]; 3 break; 4 效果如下： (3).揭开效果： 1 case Reveal: 2 [self transitionWithType:kCATransitionReveal WithSubtype:subtypeString ForView:self.view]; 3 break; 效果图如下： (4).覆盖效果 1 case MoveIn: 2 [self transitionWithType:kCATransitionMoveIn WithSubtype:subtypeString ForView:self.view]; 3 break; 4 效果图如下： (5).立方体效果 1 case Cube: 2 [self transitionWithType:@"cube" WithSubtype:subtypeString ForView:self.view]; 3 break; 效果如下： (6).吮吸效果 1 case SuckEffect: 2 [self transitionWithType:@"suckEffect" WithSubtype:subtypeString ForView:self.view]; 3 break; 效果如下： (7).翻转效果 1 case OglFlip: 2 [self transitionWithType:@"oglFlip" WithSubtype:subtypeString ForView:self.view]; 3 break; 图如下： 8.波纹效果 1 case RippleEffect: 2 [self transitionWithType:@"rippleEffect" WithSubtype:subtypeString ForView:self.view]; 3 break; (9).翻页和反翻页效果 1 case PageCurl: 2 [self transitionWithType:@"pageCurl" WithSubtype:subtypeString ForView:self.view]; 3 break; 4 5 case PageUnCurl: 6 [self transitionWithType:@"pageUnCurl" WithSubtype:subtypeString ForView:self.view]; 7 break; (10).相机打开效果 1 case CameraIrisHollowOpen: 2 [self transitionWithType:@"cameraIrisHollowOpen" WithSubtype:subtypeString ForView:self.view]; 3 break; 4 5 case CameraIrisHollowClose: 6 [self transitionWithType:@"cameraIrisHollowClose" WithSubtype:subtypeString ForView:self.view]; 7 break; (11),调用上面封装的第二个动画方法 1 case CurlDown: 2 [self animationWithView:self.view WithAnimationTransition:UIViewAnimationTransitionCurlDown]; 3 break; 4 5 case CurlUp: 6 [self animationWithView:self.view WithAnimationTransition:UIViewAnimationTransitionCurlUp]; 7 break; 8 9 case FlipFromLeft: 10 [self animationWithView:self.view WithAnimationTransition:UIViewAnimationTransitionFlipFromLeft]; 11 break; 12 13 case FlipFromRight: 14 [self animationWithView:self.view WithAnimationTransition:UIViewAnimationTransitionFlipFromRight]; 15 break;标签：
原文地址：http://www.cnblogs.com/zhangshan/p/4176137.html
