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OffsetClipRgn info  Overview  Group

The OffsetClipRgn function moves the clipping region of a device context by the specified offsets.

int OffsetClipRgn(

    HDC hdc,

// handle to device context

    int nXOffset,

// offset along x-axis

    int nYOffset 

// offset along y-axis

   );

Parameters

hdc
Identifies the device context.
nXOffset
Specifies the number of logical units to move left or right.
nYOffset
Specifies the number of logical units to move up or down.

Return Values

The return value specifies the new region’s complexity and can be any one of the following values:

Value

Meaning

NULLREGION

Region is empty.

SIMPLEREGION

Region is a single rectangle.

COMPLEXREGION

Region is more than one rectangle.

ERROR

An error occurred. (The current clipping region is unaffected.)

See Also

SelectClipRgn