gflRotate

GFL SDK

gflRotate

The gflRotate function applies a rotation on a picture.

GFL_ERROR gflRotate(
  GFL_BITMAP * src,  

GFL_BITMAP ** dst,
GFL_INT32 angle, const GFL_COLOR * color );

Parameters

    src
    Pointer to a GFL_BITMAP structure.
    dst
    Address of a pointer to a GFL_BITMAP structure.
    NULL if on the same instance.
    angle
    Angle of rotation in degrees.
    color
    Pointer to a GFL_COLOR structure used to set the background color.
    Can be NULL, the background color is (0,0,0).

Return value

    The function returns GFL_NO_ERROR if it is successful or a value of GFL_ERROR.

See also