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D2D1_BITMAPSOURCE_ORIENTATION
public enum BitmapSourceOrientation
Default = 1D2D1_BITMAPSOURCE_ORIENTATION_DEFAULT
FlipHorizontal = 2D2D1_BITMAPSOURCE_ORIENTATION_FLIP_HORIZONTAL
RotateClockwise180 = 3D2D1_BITMAPSOURCE_ORIENTATION_ROTATE_CLOCKWISE180
RotateClockwise180FlipHorizontal = 4D2D1_BITMAPSOURCE_ORIENTATION_ROTATE_CLOCKWISE180_FLIP_HORIZONTAL
RotateClockwise270 = 8D2D1_BITMAPSOURCE_ORIENTATION_ROTATE_CLOCKWISE270
RotateClockwise270FlipHorizontal = 5D2D1_BITMAPSOURCE_ORIENTATION_ROTATE_CLOCKWISE270_FLIP_HORIZONTAL
RotateClockwise90 = 6D2D1_BITMAPSOURCE_ORIENTATION_ROTATE_CLOCKWISE90
RotateClockwise90FlipHorizontal = 7D2D1_BITMAPSOURCE_ORIENTATION_ROTATE_CLOCKWISE90_FLIP_HORIZONTAL