Moves the clipping region of the device context by the specified offsets.
Specifies the number of logical units to move left or right.
Specifies the number of logical units to move up or down.
Specifies the amount to offset.
The new region's type. It can be any one of the following values:
COMPLEXREGION Clipping region has overlapping borders.
ERROR Device context is not valid.
NULLREGION Clipping region is empty.
SIMPLEREGION Clipping region has no overlapping borders.
The function moves the region x units along the x-axis and y units along the y-axis.