Gets the perspective rotation angle of the specified cell or sub-cell.
L_INT LImageViewerCell::GetRotateBitmapPerspectiveAngle(nSubCellIndex, pnAngle, uFlags)
A zero-based index into the image list attached to the cell. The perspective rotation angle of this image will be retrieved. Pass -2 to retrieve the perspective rotation angle of the image in the selected sub-cell.
Address of the variable to be updated with the perspective rotation angle value.
Reserved for future use. Pass 0.
|SUCCESS||The function was successful.|
|< 1||An error occurred. Refer to Return Codes.|
For an example, refer to LImageViewerCell::FlipAnnotationContainer.