가있는 viewDidLoad이 추가 :
UIPinchGestureRecognizer *pinchGesture = [[UIPinchGestureRecognizer alloc] initWithTarget:self action:@selector(handlePinchGesture:)];
[imageView addGestureRecognizer:pinchGesture]; //imageView is your base image
[pinchGesture release];
//Zooming of image
-(IBAction)handlePinchGesture:(UIPinchGestureRecognizer *) sender
{
if (pictureTimer) { //This is NSTimer. set pictureTimer=1 in viewdidLoad
return;
}
CGFloat factor = [(UIPinchGestureRecognizer *) sender scale];
if(factor >1)
{
sender.view.transform =CGAffineTransformMakeScale(lastScaleFactor +(factor-1), lastScaleFactor +(factor-1));
}
else {
sender.view.transform=CGAffineTransformMakeScale(lastScaleFactor * factor, lastScaleFactor*factor);
}
if (sender.state==UIGestureRecognizerStateEnded) {
if (factor>1) {
lastScaleFactor +=(factor-1);
}
else {
lastScaleFactor*= factor;
}
}
}
당신의 당신의 기본 이미지에 스트레치를 받게됩니다.