|
CreateEllipticRgn The CreateEllipticRgn function creates an elliptical region. VB4-32,5,6 Declare Function CreateEllipticRgn Lib "gdi32" Alias "CreateEllipticRgn" (ByVal X1 As Long, ByVal Y1 As Long, ByVal X2 As Long, ByVal Y2 As Long) As Long |
VB.NET System.Drawing.Region |
Operating Systems Supported |
Requires Windows NT 3.1 or later; Requires Windows 95 or later |
· nLeftRect Specifies the x-coordinate of the upper-left corner of the bounding rectangle of the ellipse.
· nTopRect Specifies the y-coordinate of the upper-left corner of the bounding rectangle of the ellipse.
· nRightRect Specifies the x-coordinate of the lower-right corner of the bounding rectangle of the ellipse.
· nBottomRect Specifies the y-coordinate of the lower-right corner of the bounding rectangle of the ellipse. |
If the function succeeds, the return value is the handle to the region.
If the function fails, the return value is NULL. |
|
|
|