动画
#import <UIKit/UIKit.h> @interface SecondViewController : UIViewController @end
#import "SecondViewController.h" @interface SecondViewController () { } @property (nonatomic, retain) UIView *animationView; @end @implementation SecondViewController - (void)viewDidLoad { [super viewDidLoad]; // Do any additional setup after loading the view. self.navigationItem.title = @"CALayer"; //CALayer, 继承于NSObject; //UIView 和 CALayer 的关系: //1. UIView可以响应事件, CALayer不可以; //2. UIView侧重于内容的管理, CALayer侧重于内容的绘制 //3. 两者紧密联系, 缺一不可; //4. 总之一句话, 发之于肤, 血之于肉, 灵之于魂, //UIView自带一个readly的属性layer(CALayer), 大小和UIView的大小一致; self.animationView = [[UIView alloc] initWithFrame:CGRectMake(100, 300, 100, 100)]; self.animationView.backgroundColor = [UIColor redColor]; //比较重要layer属性 //设置圆角弧度; // self.animationView.layer.cornerRadius = 50; //设置描边: self.animationView.layer.borderWidth = 3; //设置颜色; self.animationView.layer.borderColor = [UIColor greenColor].CGColor; //设置偏移: self.animationView.layer.shadowOffset = CGSizeMake(10, 100); //设置阴影颜色: self.animationView.layer.shadowColor = [UIColor blueColor].CGColor; //设置阴影透明度;(默认0) self.animationView.layer.shadowOpacity = 1; //位置:锚点距superLayer原点的距离 self.animationView.layer.position = CGPointMake(150, 300); //锚点; 默认规定, 一个视图的左上角为(0, 0), 右下角为(1, 1), 锚点默认值为(0.5, 0.5), 与视图的中心点重合, 锚点关系着视图做变型(比如:旋转)的基准点; self.animationView.layer.anchorPoint = CGPointMake(0, 0); //锚点和position, 两者任意一个发生变化, 不影响另外一个, 并且为了保证另一个不变, 要改变view的frame位置 [self.view addSubview:self.animationView]; [self.animationView release]; // CAAnimation: 作用于CALayer层的动画 // CAPropertyAnimation, 属性动画, 是抽象子类; // CABasieAnimation, 基本动画 // CAKeyframeAnimation UIButton *basicButton = [UIButton buttonWithType:UIButtonTypeSystem]; basicButton.frame = CGRectMake(0, 300, 375, 50); basicButton.titleLabel.font = [UIFont systemFontOfSize:30]; [basicButton setTitle:@"CABasicAnimation" forState:UIControlStateNormal]; [basicButton addTarget:self action:@selector(basic) forControlEvents:UIControlEventTouchUpInside]; [self.view addSubview:basicButton]; UIButton *keyButton = [UIButton buttonWithType:UIButtonTypeSystem]; keyButton.frame = CGRectMake(0, 150, 375, 50); keyButton.titleLabel.font = [UIFont systemFontOfSize:30]; [keyButton setTitle:@"CAKeyAnimation" forState:UIControlStateNormal]; [keyButton addTarget:self action:@selector(keyFrame) forControlEvents:UIControlEventTouchUpInside]; [self.view addSubview:keyButton]; UIButton *transitionButton = [UIButton buttonWithType:UIButtonTypeSystem]; transitionButton.frame = CGRectMake(0, 450, 375, 50); transitionButton.titleLabel.font = [UIFont systemFontOfSize:30]; [transitionButton setTitle:@"CATranAnimation" forState:UIControlStateNormal]; [transitionButton addTarget:self action:@selector(transition) forControlEvents:UIControlEventTouchUpInside]; [self.view addSubview:transitionButton]; UIButton *groupButton = [UIButton buttonWithType:UIButtonTypeSystem]; groupButton.frame = CGRectMake(0, 550, 375, 50); groupButton.titleLabel.font = [UIFont systemFontOfSize:30]; [groupButton setTitle:@"CAGroupAnimation" forState:UIControlStateNormal]; [groupButton addTarget:self action:@selector(group) forControlEvents:UIControlEventTouchUpInside]; [self.view addSubview:groupButton]; } - (void)didReceiveMemoryWarning { [super didReceiveMemoryWarning]; // Dispose of any resources that can be recreated. } /* #pragma mark - Navigation // In a storyboard-based application, you will often want to do a little preparation before navigation - (void)prepareForSegue:(UIStoryboardSegue *)segue sender:(id)sender { // Get the new view controller using [segue destinationViewController]. // Pass the selected object to the new view controller. } */ - (void)basic { //CAAnimation没有真实改变属性值, 只是在模拟属性值改变, //KeyPath, 写属性的名字;(属性的属性)或路径 // CABasicAnimation *basic = [CABasicAnimation animationWithKeyPath:@"cornerRadius"]; CABasicAnimation *basic = [CABasicAnimation animationWithKeyPath:@"bounds.size"]; //设置时长 // basic.duration = 10; //设置 basic.speed = 0.1; // basic.fromValue = @10; // basic.toValue = @200; // basic.fromValue = [NSValue valueWithCGSize:CGSizeMake(10, 20)]; // basic.toValue = [NSValue valueWithCGSize:CGSizeMake(100, 100)]; basic.fromValue = @[@10, @10]; basic.toValue = @[@100, @100]; basic.delegate = self; [self.animationView.layer addAnimation:basic forKey:@"aa"]; } - (void)keyFrame { //CAKeyframeAnimation 关键帧动画 CAKeyframeAnimation *keyframe = [CAKeyframeAnimation animationWithKeyPath:@"position"]; //keyframe.values //keyframe.keyTimes //设置时间; keyframe.duration = 5; keyframe.values = @[[NSValue valueWithCGPoint:CGPointMake(0, 0)], [NSValue valueWithCGPoint:CGPointMake(10, 10)], [NSValue valueWithCGPoint:CGPointMake(40, 40)], [NSValue valueWithCGPoint:CGPointMake(160, 160)], [NSValue valueWithCGPoint:CGPointMake(370, 558)]]; //keyTimes,数组中的值不能够大于1, 并且必须是递增的; keyframe.keyTimes = @[@0.1, @0.5, @0.7, @0.8, @1]; [self.animationView.layer addAnimation:keyframe forKey:@"bb"]; } - (void)transition { // CATransition,过渡动画; CATransition *transition = [CATransition animation]; // transition.type // transition.subtype transition.type = kCATransitionMoveIn; // kCATransitionFade; // kCATransitionPush; // kCATransitionReveal; transition.subtype = // kCATransitionFromTop; // kCATransitionFromRight; // kCATransitionFromLeft; kCATransitionFromBottom; [self.animationView.layer addAnimation:transition forKey:@"cc"]; } - (void)group { // CAAnimationGroup ,动画组 CAAnimationGroup *group = [CAAnimationGroup animation]; // group.animations = @[basic, transition, keyframe]; [self.animationView.layer addAnimation:group forKey:@"dd"]; } //-(void)animationDidStart:(CAAnimation *)anim //{ // NSLog(@"%%@", ) //} @end