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[[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameOrOrientationChanged:) name:UIApplicationDidChangeStatusBarOrientationNotification object:nil];
[[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(statusBarFrameOrOrientationChanged:) name:UIApplicationDidChangeStatusBarFrameNotification object:nil];
- (void)statusBarFrameOrOrientationChanged:(NSNotification *)notification
{
/*
This notification is most likely triggered inside an animation block,
therefore no animation is needed to perform this nice transition.
*/
[self rotateAccordingToStatusBarOrientationAndSupportedOrientations];
}
- (void)rotateAccordingToStatusBarOrientationAndSupportedOrientations
{
UIInterfaceOrientation statusBarOrientation = [UIApplication sharedApplication].statusBarOrientation;
CGFloat angle = UIInterfaceOrientationAngleOfOrientation(statusBarOrientation);
CGFloat statusBarHeight = [[self class] getStatusBarHeight];
CGAffineTransform transform = CGAffineTransformMakeRotation(angle);
CGRect frame = [[self class] rectInWindowBounds:[AppDelegate instance].window.bounds
statusBarOrientation:statusBarOrientation
statusBarHeight:statusBarHeight];
[self setIfNotEqualTransform:transform frame:frame];
}
- (void)setIfNotEqualTransform:(CGAffineTransform)transform frame:(CGRect)frame
{
if(!CGAffineTransformEqualToTransform(avPlayerLayer.affineTransform , transform))
{
[avPlayerLayer setAffineTransform:transform];
}
if(!CGRectEqualToRect(avPlayerLayer.frame, frame))
{
avPlayerLayer.frame = frame;
}
}
+ (CGFloat)getStatusBarHeight
{
UIInterfaceOrientation orientation = [UIApplication sharedApplication].statusBarOrientation;
if(UIInterfaceOrientationIsLandscape(orientation))
{
return [UIApplication sharedApplication].statusBarFrame.size.width;
}
else
{
return [UIApplication sharedApplication].statusBarFrame.size.height;
}
}
+ (CGRect)rectInWindowBounds:(CGRect)windowBounds statusBarOrientation:(UIInterfaceOrientation)statusBarOrientation statusBarHeight:(CGFloat)statusBarHeight
{
CGRect frame = windowBounds;
frame.origin.x += statusBarOrientation == UIInterfaceOrientationLandscapeLeft ? statusBarHeight : 0;
frame.origin.y += statusBarOrientation == UIInterfaceOrientationPortrait ? statusBarHeight : 0;
frame.size.width -= UIInterfaceOrientationIsLandscape(statusBarOrientation) ? statusBarHeight : 0;
frame.size.height -= UIInterfaceOrientationIsPortrait(statusBarOrientation) ? statusBarHeight : 0;
return frame;
}
CGFloat UIInterfaceOrientationAngleOfOrientation(UIInterfaceOrientation orientation)
{
CGFloat angle;
switch (orientation)
{
case UIInterfaceOrientationPortraitUpsideDown:
angle = M_PI;
break;
case UIInterfaceOrientationLandscapeLeft:
angle = -M_PI_2;
break;
case UIInterfaceOrientationLandscapeRight:
angle = M_PI_2;
break;
default:
angle = 0.0;
break;
}
return angle;
}
UIInterfaceOrientationMask UIInterfaceOrientationMaskFromOrientation(UIInterfaceOrientation orientation)
{
return 1 << orientation;
}
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