#import "CoreAnimationViewController.h"
@interface CoreAnimationViewController ()
@property(nonatomic, strong)UIView *myView;
@end
@implementation CoreAnimationViewController
- (void)viewDidLoad {
[super viewDidLoad];
self.view.backgroundColor = [UIColor whiteColor];
self.myView = [[UIView alloc ] initWithFrame:CGRectMake(100, 100, 100, 100)];
self.myView.backgroundColor = [UIColor cyanColor];
[self.view addSubview:_myView];
-(void)touchesBegan:(NSSet<UITouch *> *)touches withEvent:(UIEvent *)event{
//用于进行旋转的
CABasicAnimation *base = [CABasicAnimation animationWithKeyPath:@"transform.rotation"];
//设置持续时间
base.duration = 1;
//瞬时针旋转从**到**
base.fromValue = @0;
base.toValue = @(M_PI_2);
[self.myView.layer addAnimation:base forKey:@"base"];
}
-(void)touchesBegan:(NSSet<UITouch *> *)touches withEvent:(UIEvent *)event{
//用于一系列的颜色变化
CAKeyframeAnimation *color = [CAKeyframeAnimation animationWithKeyPath:@"backgroundColor"];
color.duration = 10;
id k1 = (id)[UIColor blueColor].CGColor;
id k2 = (id)[UIColor cyanColor].CGColor;
id k3 = (id)[UIColor magentaColor].CGColor;
id k4 = (id)[UIColor grayColor].CGColor;
color.values = @[k1, k2, k3, k4];
//添加动画
[self.myView.layer addAnimation:color forKey:@"color"];
}
-(void)touchesBegan:(NSSet<UITouch *> *)touches withEvent:(UIEvent *)event{
//用于一系列的未知的变化
CAKeyframeAnimation *position = [CAKeyframeAnimation animationWithKeyPath:@"position"];
position.duration = 2;
NSValue *v1 = [NSValue valueWithCGPoint:CGPointMake(0, 0)];
NSValue *v2 = [NSValue valueWithCGPoint:CGPointMake([UIScreen mainScreen].bounds.size.height - 100, 0)];
NSValue *v3 = [NSValue valueWithCGPoint:CGPointMake([UIScreen mainScreen].bounds.size.width - 100, [UIScreen mainScreen].bounds.size.height - 100)];
NSValue *v4 = [NSValue valueWithCGPoint:CGPointMake(0, [UIScreen mainScreen].bounds.size.height - 100)];
NSValue *v5 = [NSValue valueWithCGPoint:CGPointMake(0, 0)];
position.values = @[v1,v2,v3,v4,v5];
position.keyTimes = @[@(0.1), @(0.4), @(0.5), @(0.8), @1];
[self.myView.layer addAnimation:position forKey:@"position"];
}
-(void)touchesBegan:(NSSet<UITouch *> *)touches withEvent:(UIEvent *)event{
//动画组
//组合式的添加动画
CAAnimationGroup *group = [CAAnimationGroup animation];
group.duration = 2;
group.animations = @[color,position];
[self.myView.layer addAnimation:group forKey:@"group"];
}
-(void)touchesBegan:(NSSet<UITouch *> *)touches withEvent:(UIEvent *)event{
//切换特效
CATransition *transition = [CATransition animation];
transition.duration = 2;
//切换的类型
transition.type = @"cube";
//设置子切换类型
transition.subtype = kCATransitionFromLeft;
[self.myView.layer addAnimation:transition forKey:@"transition"];
}