[英]Change view layer's size and view's position
我正在使用Apple的AVCam示例,正在尝试修改布局以与iPad一起使用。
我试图使状态栏始终存在,但是无论何时启用它(我相信是videoPreviewView
及其viewLayer
)都在状态栏中。 因此,我需要将其向下移动20px,以便为状态栏腾出空间,但我不确定该如何做。
AVCaptureVideoPreviewLayer *newCaptureVideoPreviewLayer = [[AVCaptureVideoPreviewLayer alloc] initWithSession:[[self captureManager] session]];
UIView *view = [self videoPreviewView];
CALayer *viewLayer = [view layer];
[viewLayer setMasksToBounds:YES];
CGRect bounds = [videoPreviewView bounds];
[[self view] setBounds:bounds];
newCaptureVideoPreviewLayer.bounds = bounds;
[newCaptureVideoPreviewLayer setFrame:bounds];
将其放在UIView *view = [self videoPreviewView];
下UIView *view = [self videoPreviewView];
CGPoint viewCenter = view.center;
viewCenter = CGPointMake(viewCenter.x, viewCenter.y - 20)
view.center = viewCenter;
将其添加到AdamG的答案中可以解决问题,不知道为什么或是否可行。 有人在乎吗?
CGPoint viewCenter = view.center;
viewCenter = CGPointMake(viewCenter.x, viewCenter.y + 20);
view.center = viewCenter;
CGRect temp = view.frame;
temp.size.height += -20;
view.frame = temp;
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