- -(void)rotation_icon:(float)n {
-
- UIButton *history_btn= [self.view viewWithTag:<#(NSInteger)#>][self.view viewWithTagName:@"home_history"];
- UIButton *cam_btn = [self.view viewWithTagName:@"cam_btn"]; UIButton *cut_btn = [self.view viewWithTagName:@"cut_btn"]; UIButton *light_btn=[self.view viewWithTagName:@"light_btn"];
- history_btn.transform = CGAffineTransformMakeRotation(n*M_PI/180.0);
- cam_btn.transform = CGAffineTransformMakeRotation(n*M_PI/180.0);
- cut_btn.transform = CGAffineTransformMakeRotation(n*M_PI/180.0);
- light_btn.transform = CGAffineTransformMakeRotation(n*M_PI/180.0);
- }
- - (void)orientationChanged:(NSNotification *)note { UIDeviceOrientation o = [[UIDevice currentDevice] orientation];
- switch (o) {
- case UIDeviceOrientationPortrait: // Device oriented vertically, home button on the bottom
- [self rotation_icon:0.0];
- break;
- case UIDeviceOrientationPortraitUpsideDown: // Device oriented vertically, home button on the top
- [self rotation_icon:180.0];
- break;
- case UIDeviceOrientationLandscapeLeft: // Device oriented horizontally, home button on the right
- [[UIApplication sharedApplication] setStatusBarOrientation:UIInterfaceOrientationLandscapeRight animated:YES];
-
- [self rotation_icon:90.0*3];
- break;
- case UIDeviceOrientationLandscapeRight: // Device oriented horizontally, home button on the left
- [[UIApplication sharedApplication] setStatusBarOrientation:UIInterfaceOrientationLandscapeLeft animated:YES];
-
- [self rotation_icon:90.0];
- break;
- default:
- break;
- }
- }
-
-
- -(void)viewWillDisappear:(BOOL)animated {
-
- NSNotificationCenter *nc = [NSNotificationCenter defaultCenter];
- UIDevice *device = [UIDevice currentDevice]; //Get the device object
- [nc removeObserver:self name:UIDeviceOrientationDidChangeNotification object:device];
- }
-
- - (void)viewDidAppear:(BOOL)animated {
- // Do any additional setup after loading the view from its nib.
- //----- SETUP DEVICE ORIENTATION CHANGE NOTIFICATION -----
- UIDevice *device = [UIDevice currentDevice]; //Get the device object
- [device beginGeneratingDeviceOrientationNotifications]; //Tell it to start monitoring the accelerometer for orientation
- NSNotificationCenter *nc = [NSNotificationCenter defaultCenter]; //Get the notification centre for the app
- [nc addObserver:self selector:@selector(orientationChanged:) name:UIDeviceOrientationDidChangeNotification object:device];
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