UI- --基础动画
//初始化UIview
_animationView = [[UIView alloc]init];
_animationView.bounds = CGRectMake(0, 0, 200, 200);
_animationView.center = CGPointMake(CGRectGetMidX(self.view.bounds), CGRectGetMidY(self.view.bounds));
_animationView.backgroundColor = [UIColor redColor];
[self.view addSubview:_animationView];
UITapGestureRecognizer *tapGesture = [[UITapGestureRecognizer alloc]initWithTarget:self action:@selector(tapAnimationView:)];
//为_animationView添加单机手势
[_animationView addGestureRecognizer:tapGesture];
//拖动手势
UIPanGestureRecognizer *pan = [[UIPanGestureRecognizer alloc]initWithTarget:self action:@selector(panAnima:)];
[_animationView addGestureRecognizer:pan];
//缩放手势
UIPinchGestureRecognizer *pinchGe = [[UIPinchGestureRecognizer alloc]initWithTarget:self action:@selector(pinchGeAnima:)];
[_animationView addGestureRecognizer:pinchGe];
//缩放
- (void)pinchGeAnima:(UIPinchGestureRecognizer *)gesture{
if (gesture.state ==UIGestureRecognizerStateChanged) {
gesture.view.transform = CGAffineTransformScale(gesture.view.transform, gesture.scale,gesture.scale);
//保持缩放系数为1
gesture.scale = 1;
}else if (gesture.state == UIGestureRecognizerStateEnded){
//取消一切形变
// _animationView.transform = CGAffineTransformIdentity;取消上面的缩放，变回原图
}
}
//拖动
- (void)panAnima:(UIPanGestureRecognizer *)gesture{
if (gesture.state == UIGestureRecognizerStateChanged) {
//拖动方式写这里，获取手势在指定视图的移动坐标
CGPoint transition = [gesture translationInView:self.view];
NSLog(@"%@",NSStringFromCGPoint(transition));
gesture.view.center = CGPointMake(gesture.view.center.x+transition.x, gesture.view.center.y+transition.y);
//重新设置UIGestureRecognizer的增量
[gesture setTranslation:CGPointZero inView:self.view];
}else if(gesture.state == UIGestureRecognizerStateEnded){
}
}
- (void)tapAnimationView:(UITapGestureRecognizer *)gesture{
/**
//--------------------------------1.第一种动画的方式。普通方式
//开始动画
[UIView beginAnimations:nil context:nil];
//设置代理,才能回调动画执行完毕后的方法
[UIView setAnimationDelegate:self];
//设置动画持续时间
[UIView setAnimationDuration:0.5];
//设置动画的线性规律
[UIView setAnimationCurve:UIViewAnimationCurveEaseInOut];
//设置动画的执行完成后的回调方法
[UIView setAnimationDidStopSelector:@selector(stopAnimating)];
//这里写动画
//改变动画的center
_animationView.center = CGPointMake(CGRectGetMidX(self.view.bounds), CGRectGetMidY(self.view.bounds)+150); //提交动画
[UIView commitAnimations];
**/
/**
//-------------------------------2.第二种执行动画的方式，block
[UIView animateWithDuration:1 animations:^{
_animationView.center = CGPointMake(CGRectGetMidX(self.view.bounds), CGRectGetMidY(self.view.bounds)+150);
}completion:^(BOOL finished) {//再写个block执行动画回调
_animationView.backgroundColor = [UIColor yellowColor];
}];
**/
//旋转 翻转动画
[self animationvieWithAnimation];
}
//选装翻转动画方法
- (void)animationvieWithAnimation{
[UIView animateKeyframesWithDuration:2 delay:0 options:UIViewKeyframeAnimationOptionAllowUserInteraction animations:^{
//缩放
// _animationView.transform = CGAffineTransformMakeScale(0.5, 0.5);
//旋转
// _animationView.transform = CGAffineTransformMakeRotation(M_PI);
//缩放
CGAffineTransform transform = CGAffineTransformMakeScale(0.5, 0.5);
_animationView.transform = CGAffineTransformRotate(transform, M_PI);
//CGAffineTransformRotate保存 了前一个的状态，缩放状态
} completion:^(BOOL finished) {
//翻转
[UIView transitionWithView:_animationView duration:2 options:UIViewAnimationOptionCurveEaseInOut |UIViewAnimationOptionTransitionFlipFromLeft animations:^{
_animationView.backgroundColor = [UIColor blackColor];
} completion:^(BOOL finished) {
}];
}];
}
- (void)stopAnimating{
_animationView.backgroundColor = [UIColor blackColor];
}
