@implementation BEViewController
- (void)btnClickWithBlock:(void (^)())block{
[UIView beginAnimations:nil context:nil];
[UIView setAnimationDuration:1.0];
block();
[UIView commitAnimations];
}
- (IBAction)onrun:(id)sender{
[self btnClickWithBlock:^{
CGRect Tmpefram = _btn.frame;
switch ([sender tag]) {
//向上
case 1:
Tmpefram.origin.y -=MOVE_LENGTH;
break;
//向右
case 2:
Tmpefram.origin.x +=MOVE_LENGTH;
break;
//向左
case 3:
Tmpefram.origin.y +=MOVE_LENGTH;
break;
//向下
case 4:
Tmpefram.origin.x -=MOVE_LENGTH;
break;
default:
NSLog(@"什么都没做");
break;
}
_btn.frame = Tmpefram;
}];
}
- (IBAction)Rotate:(id)sender {
[self btnClickWithBlock:^{
switch ([sender tag]) {
//向左旋转
case 11:
//向左旋转45度 但是这样只能旋转一次
//_btn.transform = CGAffineTransformMakeRotation(-M_PI_4);
//获取当前形变状态再进一次的操作
_btn.transform = CGAffineTransformRotate(_btn.transform,- M_PI_2);
break;
//向右旋转
case 12:
_btn.transform = CGAffineTransformRotate(_btn.transform,+ M_PI_2);
break;
default:
NSLog(@"什么都没做");
break;
}
}];
}
- (IBAction)change_bs:(id)sender {
[self btnClickWithBlock:^{
CGFloat scafe = [sender tag] == 21 ? 1.2:0.8;
_btn.transform = CGAffineTransformScale(_btn.transform, scafe, scafe);
}];
}
- (IBAction)backset:(id)sender {
[self btnClickWithBlock:^{
_btn.transform = CGAffineTransformIdentity;
}];
}
下一篇:IOS--Tom猫功能实现