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type RotationInit = object;
Information about initial rectangle before rotation.
angle: number;
Rotation rectangle in degrees.
optional dx: number;
Left content offset after rotation. Width difference between initRect and rotatedRect divided by 2.
optional dy: number;
Top content offset after rotation. Height difference between initRect and rotatedRect divided by 2.
initRect: number[];
Initial annotation rectangle before rotation. Cannot be null or empty. [x1, y1, x2, y2], equals the content rectangle without rotation. Rotation origin is center of the rectangle.
optional rotatedRect: number[];
Result annotation rectangle after rotation, [x1, y1, x2, y2] - orientation not changed.
optional transformedRect: number[];
Transformed content rectangle after rotation, [x1, y1, x2, y2].