-(void)loadImage{ // Create a scroll view scrollView = [[UIScrollView alloc] initWithFrame:CGRectMake(0, 0, 320, 390)]; scrollView.delegate = self; scrollView.bouncesZoom = YES; scrollView.backgroundColor = [UIColor whiteColor]; CGFloat maximumWidth = 320; CGFloat totalHeight = 0.0; UIImage *image = [UIImage imageNamed:@"shopcart_no.png"]; CGRect frame = CGRectMake(0, 0, 320, 390); imageView = [[UIImageView alloc] initWithFrame:frame]; imageView.image = image; [imageView setContentMode:UIViewContentModeCenter]; // Increment our maximum width & total height maximumWidth = MAX(maximumWidth, image.size.width); totalHeight += image.size.height; scrollView.minimumZoomScale = scrollView.frame.size.width / maximumWidth; scrollView.maximumZoomScale = 2.0; [scrollView addSubview:imageView]; [self.view addSubview:scrollView]; } - (UIView *)viewForZoomingInScrollView:(UIScrollView *)scrollView{ return imageView; }
uiimageview uiscroll 图片的缩放
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转载自zheyiw.iteye.com/blog/1685248
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