视图缩放、移动、旋转--ios
UIView *view=[[UIView alloc] initWithFrame:CGRectMake(50, 50, 100, 100)]; view.backgroundColor=[UIColor redColor]; view.tag=10; [self.window addSubview:view]; UIButton *button=[UIButton buttonWithType:UIButtonTypeRoundedRect]; button.frame=CGRectMake(200, 200, 50, 50); [button setTitle:@"改变" forState:UIControlStateNormal]; [button addTarget:self action:@selector(changeViewScale) forControlEvents:UIControlEventTouchUpInside]; [self.window addSubview:button]; UIButton *translateButton=[UIButton buttonWithType:UIButtonTypeSystem]; translateButton.frame=CGRectMake(50,200, 50, 50); [translateButton setTitle:@"移动" forState:UIControlStateNormal]; [translateButton addTarget:self action:@selector(changeViewTransalte) forControlEvents:UIControlEventTouchUpInside]; [self.window addSubview:translateButton]; UIButton *rotateButton=[UIButton buttonWithType:UIButtonTypeRoundedRect]; rotateButton.frame=CGRectMake(100, 200, 50, 50); [rotateButton setTitle:@"旋转" forState:UIControlStateNormal]; [rotateButton addTarget:self action:@selector(changeViewRotate) forControlEvents:UIControlEventTouchUpInside]; [self.window addSubview:rotateButton]; [self.window makeKeyAndVisible];
-(void) changeViewScale{ UIView *view =[self.window viewWithTag:10]; view.transform=CGAffineTransformScale(view.transform, 0.8, 0.8); } -(void) changeViewTransalte{ UIView *view=[self.window viewWithTag:10]; view.transform=CGAffineTransformTranslate(view.transform, 10,0); } -(void) changeViewRotate{ UIView *view=[self.window viewWithTag:10]; view.transform=CGAffineTransformRotate(view.transform, 0.33); }
posted on 2014-08-31 15:37 clarenceV1 阅读(206) 评论(0) 编辑 收藏 举报