Draws a polygon consisting of two or more vertices connected by straight lines
_WinAPI_Polygon ( $hDC, Const ByRef $aPoint [, $iStart = 0 [, $iEnd = -1]] )
|$hDC||Handle to the device context.|
|$aPoint||The 2D array ([x1, y1], [x2, y2], ... [xN, yN]) that contains the vertices of the polygon in logical
units. The polygon is closed automatically by drawing a line from the last vertex to the first.
|$iStart||[optional] The index of array to start creating at.|
|$iEnd||[optional] The index of array to stop creating at.|
The polygon is outlined by using the current pen and filled by using the current brush and polygon fill mode.
Search Polygon in MSDN Library.