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我想在用戶在屏幕上標籤時立即釋放快門。我有工作代碼以全屏模式顯示相機。我怎樣才能觸摸快門?iPhone SDK - 如何使用自定義相機視圖拍攝照片?
- (IBAction) takePicture { if (!self.imgPicker) { self.imgPicker = [[UIImagePickerController alloc] init]; self.imgPicker.allowsEditing = NO; self.imgPicker.delegate = self; } if ([UIImagePickerController isSourceTypeAvailable:UIImagePickerControllerSourceTypeCamera]) { self.imgPicker.sourceType = UIImagePickerControllerSourceTypeCamera; self.imgPicker.showsCameraControls = NO; self.imgPicker.wantsFullScreenLayout = YES; CGAffineTransform cameraTransform = CGAffineTransformMakeScale(1.132, 1.132); self.imgPicker.cameraViewTransform = cameraTransform; UIView *headsUpView = [[UIView alloc] initWithFrame:CGRectMake(0, 0, 480, 320)]; [self.imgPicker setCameraOverlayView:headsUpView]; } else { NSLog(@"Camera not available."); self.imgPicker.sourceType = UIImagePickerControllerSourceTypeSavedPhotosAlbum; } [self presentModalViewController:self.imgPicker animated:YES]; }