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34 lines
745 B
Objective-C
34 lines
745 B
Objective-C
#import "PGCameraShotMetadata.h"
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@implementation PGCameraShotMetadata
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+ (CGFloat)relativeDeviceAngleFromAngle:(CGFloat)angle orientation:(UIInterfaceOrientation)orientation
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{
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switch (orientation)
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{
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case UIInterfaceOrientationPortraitUpsideDown:
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angle -= 180.0f;
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break;
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case UIInterfaceOrientationLandscapeLeft:
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angle -= 90.0f;
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break;
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case UIInterfaceOrientationLandscapeRight:
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angle -= 270.0f;
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break;
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default:
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if (angle > 180.0f)
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angle = angle - 360.0f;
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break;
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}
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if (ABS(angle) < 45.0f)
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return angle;
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return 0.0f;
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}
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@end
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