# Function Reference

# _GDIPlus_PathGetPoints

Gets an array of points from a path

#include <GDIPlus.au3>
_GDIPlus_PathGetPoints ( $hPath )

## Parameters

$hPath | Pointer to a GraphicsPath object

## Return Value

Success: | an array of points that define the path data points [0][0] - Number of points [1][0] - Point 1 X position [1][1] - Point 1 Y position [2][0] - Point 2 X position [2][1] - Point 2 Y position [n][0] - Point n X position [n][1] - Point n Y position
Failure: | sets the @error flag to non-zero, @extended may contain GPSTATUS error code ($GDIP_ERR* see GPIPlusConstants.au3).

## See Also

Search GdipGetPathPoints in MSDN Library.

## Example

    #include <GDIPlus.au3>
    #include <GUIConstantsEx.au3>

    Example()

    Func Example()
        Local $hGUI, $hGraphic, $hPen1, $hPen2, $hPath, $aPoints

        ; Create GUI
        $hGUI = GUICreate("GDI+", 800, 400)
        GUISetState(@SW_SHOW)

        _GDIPlus_Startup()
        $hGraphic = _GDIPlus_GraphicsCreateFromHWND($hGUI) ;Create a graphics object from a window handle
        _GDIPlus_GraphicsSetSmoothingMode($hGraphic, $GDIP_SMOOTHINGMODE_HIGHQUALITY) ;Sets the graphics object rendering quality (antialiasing)
        _GDIPlus_GraphicsClear($hGraphic, 0xFFFFFFFF)

        $hPen1 = _GDIPlus_PenCreate(0xFFFFBB00, 2)
        $hPen2 = _GDIPlus_PenCreate(0xFF0000FF, 2)

        ; original ellipse
        _GDIPlus_GraphicsDrawString($hGraphic, "original ellipse as bezier points", 10, 10)

        $hPath = _GDIPlus_PathCreate() ;Create new path object
        _GDIPlus_PathAddEllipse($hPath, 50, 50, 300, 300)

        _GDIPlus_GraphicsDrawPath($hGraphic, $hPath, $hPen1) ;Draw path to graphics handle (GUI)

        $aPoints = _GDIPlus_PathGetPoints($hPath)
        For $i = 1 To $aPoints[0][0]
            _GDIPlus_GraphicsDrawEllipse($hGraphic, $aPoints[$i][0] - 4, $aPoints[$i][1] - 4, 8, 8, $hPen2)
        Next

        ;flattened ellipse
        _GDIPlus_GraphicsDrawString($hGraphic, "flattened ellipse as a sequence of straight lines", 410, 10)

        _GDIPlus_PathReset($hPath)
        _GDIPlus_PathAddEllipse($hPath, 450, 50, 300, 300)
        _GDIPlus_PathFlatten($hPath, 10)

        _GDIPlus_GraphicsDrawPath($hGraphic, $hPath, $hPen1) ;Draw path to graphics handle (GUI)

        $aPoints = _GDIPlus_PathGetPoints($hPath)
        For $i = 1 To $aPoints[0][0]
            _GDIPlus_GraphicsDrawEllipse($hGraphic, $aPoints[$i][0] - 4, $aPoints[$i][1] - 4, 8, 8, $hPen2)
        Next

        ; Loop until the user exits.
        Do
        Until GUIGetMsg() = $GUI_EVENT_CLOSE

        ; Clean up resources
        _GDIPlus_PathDispose($hPath)
        _GDIPlus_PenDispose($hPen1)
        _GDIPlus_PenDispose($hPen2)
        _GDIPlus_GraphicsDispose($hGraphic)
        _GDIPlus_Shutdown()
    EndFunc   ;==>Example