五大手势
2015-09-16 22:29 真实16 阅读(222) 评论(0) 编辑 收藏 举报
// 点击收拾
UITapGestureRecognizer *tap = [[UITapGestureRecognizer alloc]initWithTarget:self action:@selector(tick:)];
// 手指点击屏幕的次数
tap.numberOfTapsRequired = 1;
// 几个手指点击
tap.numberOfTouchesRequired = 1;
[self.view addGestureRecognizer:tap];
// 长按
UILongPressGestureRecognizer *longPress = [[UILongPressGestureRecognizer alloc]initWithTarget:self action:@selector(loagPress:)];
// 最少按多少秒
longPress.minimumPressDuration = 3;
[self.view addGestureRecognizer:longPress];
// 轻扫
UISwipeGestureRecognizer *swipe = [[UISwipeGestureRecognizer alloc]initWithTarget:self action:@selector(swipe:)];
// 轻扫的方向
swipe.direction = UISwipeGestureRecognizerDirectionLeft;
[self.view addGestureRecognizer:swipe];
// 拖动
UIPanGestureRecognizer *pan = [[UIPanGestureRecognizer alloc]initWithTarget:self action:@selector(pan:)];
[pan requireGestureRecognizerToFail:swipe];
[self.view addGestureRecognizer:pan];
// 捏合
UIPinchGestureRecognizer *pinch = [[UIPinchGestureRecognizer alloc]initWithTarget:self action:@selector(pinch:)];
[self.view addGestureRecognizer:pinch];
// 旋转
UIRotationGestureRecognizer *rotation = [[UIRotationGestureRecognizer alloc]initWithTarget:self action:@selector(rotation:)];
rotation.rotation = 1;
[self.view addGestureRecognizer:rotation];
}
- (void)tick:(UITapGestureRecognizer *)tap
{
// 6、再出始化 这个对象的 地方 挂上代理
// NextViewController *next = [[NextViewController alloc]init];
// next.delegate = self;
//
// [self presentViewController:next animated:YES completion:nil];
imageView.transform = CGAffineTransformIdentity;
// 获取点击屏幕的位置
NSLog(@"tap%f %f",[tap locationInView:self.view].x,[tap locationInView:self.view].y);
imageView.image = [UIImage imageNamed:@"yu.jpg"];
imageView.alpha = 1;
imageView.center = [tap locationInView:self.view];
[UIView animateWithDuration:0.5 animations:^{
imageView.alpha = 0.01;
}];
}
- (void)mmmmmm
{
imageView.image = [UIImage imageNamed:@"yu.jpg"];
imageView.alpha = 1;
}
- (void)loagPress:(UILongPressGestureRecognizer *)longPress
{
NSLog(@"longPress%f %f",[longPress locationInView:self.view].x,[longPress locationInView:self.view].y);
}
- (void)swipe:(UISwipeGestureRecognizer *)swipe
{
NSLog(@"swipe%f %f",[swipe locationInView:self.view].x,[swipe locationInView:self.view].y);
self.view.frame = CGRectMake(self.view.bounds.size.width, 0, self.view.bounds.size.width, self.view.bounds.size.height);
[UIView animateWithDuration:0.8 animations:^{
self.view.frame = CGRectMake(0, 0, self.view.bounds.size.width, self.view.bounds.size.height);
}];
}
- (void)pan:(UIPanGestureRecognizer *)pan
{
// 获取拖动的位置
imageView.image = [UIImage imageNamed:@"yu.jpg"];
imageView.alpha = 1;
imageView.center = [pan locationInView:self.view];
}
- (void)pinch:(UIPinchGestureRecognizer *)pinch
{
imageView.image = [UIImage imageNamed:@"yu.jpg"];
imageView.alpha = 1;
imageView.transform = CGAffineTransformScale(imageView.transform, pinch.scale, pinch.scale);
// 捏合的变化规模
pinch.scale = 1;
}
- (void)rotation:(UIRotationGestureRecognizer *)rotation
{
imageView.image = [UIImage imageNamed:@"yu.jpg"];
imageView.alpha = 1;
// 使旋转手势上的视图旋转变化
imageView.transform = CGAffineTransformMakeRotation(rotation.rotation);
}
