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RGNDATA structure

The RGNDATA structure contains a header and an array of rectangles that compose a region. The rectangles are sorted top to bottom, left to right. They do not overlap.

Syntax


typedef struct _RGNDATA {
  RGNDATAHEADER rdh;
  char          Buffer[1];
} RGNDATA, *PRGNDATA;

Members

rdh

A RGNDATAHEADER structure. The members of this structure specify the type of region (whether it is rectangular or trapezoidal), the number of rectangles that make up the region, the size of the buffer that contains the rectangle structures, and so on.

Buffer

Specifies an arbitrary-size buffer that contains the RECT structures that make up the region.

Requirements

Minimum supported client

Windows 2000 Professional [desktop apps only]

Minimum supported server

Windows 2000 Server [desktop apps only]

Header

Wingdi.h (include Windows.h)

See also

Regions Overview
Region Structures
RECT
RGNDATAHEADER

 

 

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