+ Fixed Navigationbar/Statusbar quirks in Annotation View Controller

Classes/BITImageAnnotationViewController.m

@@ -96,6 +96,8 @@ typedef NS_ENUM(NSInteger, BITImageAnnotationViewControllerInteractionMode) {
   
   self.navigationItem.leftBarButtonItem = [[UIBarButtonItem alloc ] initWithImage:bit_imageNamed(@"Cancel.png", BITHOCKEYSDK_BUNDLE) landscapeImagePhone:bit_imageNamed(@"Cancel.png", BITHOCKEYSDK_BUNDLE) style:UIBarButtonItemStyleBordered target:self action:@selector(discard:)];
   self.navigationItem.rightBarButtonItem = [[UIBarButtonItem alloc ] initWithImage:bit_imageNamed(@"Ok.png", BITHOCKEYSDK_BUNDLE) landscapeImagePhone:bit_imageNamed(@"Ok.png", BITHOCKEYSDK_BUNDLE) style:UIBarButtonItemStyleBordered target:self action:@selector(save:)];
+  
+  self.view.autoresizesSubviews = NO;
 }
 
 
@@ -106,19 +108,21 @@ typedef NS_ENUM(NSInteger, BITImageAnnotationViewControllerInteractionMode) {
 }
 
 - (BOOL)prefersStatusBarHidden {
-  return self.navigationController.navigationBarHidden;
+  return self.navigationController.navigationBarHidden || self.navigationController.navigationBar.alpha == 0.0f;
 }
 
 
 - (void)fitImageViewFrame {
-  CGFloat heightScaleFactor = self.view.frame.size.height / self.image.size.height;
+  CGFloat heightScaleFactor =  [[UIScreen mainScreen] bounds].size.height / self.image.size.height;
-  CGFloat widthScaleFactor = self.view.frame.size.width / self.image.size.width;
+  CGFloat widthScaleFactor =  [[UIScreen mainScreen] bounds].size.width / self.image.size.width;
   
   CGFloat factor = MIN(heightScaleFactor, widthScaleFactor);
   self.scaleFactor = factor;
   CGSize scaledImageSize = CGSizeMake(self.image.size.width * factor, self.image.size.height * factor);
   
-  self.imageView.frame = CGRectMake(self.view.frame.size.width/2 - scaledImageSize.width/2, self.view.frame.size.height/2 - scaledImageSize.height/2, scaledImageSize.width, scaledImageSize.height);
+  CGRect baseFrame = CGRectMake(self.view.frame.size.width/2 - scaledImageSize.width/2, self.view.frame.size.height -  [[UIScreen mainScreen] bounds].size.height, scaledImageSize.width, scaledImageSize.height);
+  
+  self.imageView.frame = baseFrame;
 }
 
 -(void)editingAction:(id)sender {
@@ -305,19 +309,40 @@ typedef NS_ENUM(NSInteger, BITImageAnnotationViewControllerInteractionMode) {
 }
 
 -(void)tapped:(UIGestureRecognizer *)tapRecognizer {
-  if (self.navigationController.navigationBarHidden){
+  // This toggles the nav and status bar. Since iOS7 and pre-iOS7 behave weirdly different,
+  // this might look rather hacky, but hiding the navbar under iOS6 leads to some ugly
+  // animation effect which is avoided by simply hiding the navbar setting it's alpha to 0. // moritzh
+  
+  if (self.navigationController.navigationBar.alpha == 0 || self.navigationController.navigationBarHidden ){
+    
     [UIView animateWithDuration:0.35f animations:^{
-      [[UIApplication sharedApplication] setStatusBarHidden:NO];
+      
+      if (NSFoundationVersionNumber > NSFoundationVersionNumber_iOS_6_1) {
         [self.navigationController setNavigationBarHidden:NO animated:NO];
+      } else {
+        self.navigationController.navigationBar.alpha = 1.0;
+      }
+      
+      [[UIApplication sharedApplication] setStatusBarHidden:NO];
+      
     } completion:^(BOOL finished) {
       [self fitImageViewFrame];
+      
     }];
   } else {
     [UIView animateWithDuration:0.35f animations:^{
-      [[UIApplication sharedApplication] setStatusBarHidden:YES];
+      
+      if (NSFoundationVersionNumber > NSFoundationVersionNumber_iOS_6_1) {
         [self.navigationController setNavigationBarHidden:YES animated:NO];
+      } else {
+        self.navigationController.navigationBar.alpha = 0.0;
+      }
+      
+      [[UIApplication sharedApplication] setStatusBarHidden:YES];
+      
     } completion:^(BOOL finished) {
       [self fitImageViewFrame];
+      
     }];
   }