ExtCreateRegion

A version of this page is also available for

Windows Embedded CE 6.0 R3

4/8/2010

This function creates a region from the specified region data.

Syntax

HRGN ExtCreateRegion(
  CONST XFORM* lpXform,
  DWORD nCount,
  CONST RGNDATA* lpRgnData
);

Parameters

• lpXform
  [in] Not supported; set to NULL.

• nCount
  [in] DWORD that specifies the size of the structure, in bytes, to which the lpRgnData parameter points.

• lpRgnData
  [in] Pointer to an RGNDATA structure that contains the region data in logical units.

Return Value

A handle to the region indicates success.

NULL indicates failure.

Remarks

Region coordinates are represented as 27-bit signed integers.

An application can retrieve data for a region by calling the GetRegionData function.

Requirements

See Also

Reference

CreateRectRgn
CreateRectRgnIndirect
GetRegionData
RGNDATA