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| GetRgnBox The GetRgnBox function retrieves the bounding rectangle of the specified region. VB4-32,5,6
Declare Function GetRgnBox Lib "gdi32" Alias "GetRgnBox" (ByVal hRgn As Long, lpRect As RECT) As Long |
VB.NET
System.Drawing.Region |
| Operating Systems Supported |
| Requires Windows NT 3.1 or later; Requires Windows 95 or later |
· hrgn
Identifies the region.
· lprc
Points to a RECT structure that receives the bounding rectangle. |
The return value specifies the region’s complexity. It can be one of the following values:
NULLREGION
Region is empty.
SIMPLEREGION
Region is a single rectangle.
COMPLEXREGION
Region is more than a single rectangle.
If the hrgn parameter does not identify a valid region, the return value is zero. |
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