Region::Union(constRectF&) method (gdiplusheaders.h)

The Region::Union method updates this region to all portions (intersecting and nonintersecting) of itself and all portions of the specified rectangle's interior.

Syntax

Status Union(
  [in, ref] const RectF & rect
);

Parameters

[in, ref] rect

Type: const RectF

Reference to a rectangle to use to update this region.

Return value

Type: Status

If the method succeeds, it returns Ok, which is an element of the Status enumeration.

If the method fails, it returns one of the other elements of the Status enumeration.

Requirements

Requirement Value
Minimum supported client Windows XP, Windows 2000 Professional [desktop apps only]
Minimum supported server Windows 2000 Server [desktop apps only]
Target Platform Windows
Header gdiplusheaders.h (include Gdiplus.h)
Library Gdiplus.lib
DLL Gdiplus.dll

See also

Rect

Region

Status