ios 核心动画的缩放和平移会冲突么
//
// YYViewController.m
// 07-核心动画（基础动画）
//
// Created by apple on 14-6-21.
// Copyright (c) 2014年 itcase. All rights reserved.
//
#import "YYViewController.h"
@interface YYViewController ()
@property(nonatomic,strong)CALayer *myLayer;
@end
@implementation YYViewController
- (void)viewDidLoad
{
[super viewDidLoad];
//创建layer
CALayer *myLayer=[CALayer layer];
//设置layer的属性
myLayer.bounds=CGRectMake(0, 0, 50, 80);
myLayer.backgroundColor=[UIColor yellowColor].CGColor;
myLayer.position=CGPointMake(50, 50);
myLayer.anchorPoint=CGPointMake(0, 0);
myLayer.cornerRadius=20;
//添加layer
[self.view.layer addSublayer:myLayer];
self.myLayer=myLayer;
}
//设置动画（基础动画）
-(void)touchesBegan:(NSSet *)touches withEvent:(UIEvent *)event
{
//1.创建核心动画
// CABasicAnimation *anima=[CABasicAnimation animationWithKeyPath:<#(NSString *)#>]
CABasicAnimation *anima=[CABasicAnimation animation];
//1.1告诉系统要执行什么样的动画
anima.keyPath=@"position";
//设置通过动画，将layer从哪儿移动到哪儿
anima.fromValue=[NSValue valueWithCGPoint:CGPointMake(0, 0)];
anima.toValue=[NSValue valueWithCGPoint:CGPointMake(200, 300)];
//1.2设置动画执行完毕之后不删除动画
anima.removedOnCompletion=NO;
//1.3设置保存动画的最新状态
anima.fillMode=kCAFillModeForwards;
//2.添加核心动画到layer
[self.myLayer addAnimation:anima forKey:nil];
}
@end...
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