MapWinGIS:AxMap DrawCircle

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DrawCircle

Draws a circle on the last drawing layer created by NewDrawing.
See also NewDrawing


VB.NET Usage

Sub DrawCircle(x As Double, y As Double, pixelRadius As Double, Color As System.UInt32, fill As Boolean)

            Parameters

x

Center x coordinate for the circle to be drawn.
y Center y coordinate for the circle to be drawn.
pixelRadius Radius in pixels of the circle to be drawn.
Color Color of the circle to be drawn. This is a UInt32 representation of an RGB color.
fill Boolean value which determines whether the circle will be drawn with a fill or not.

Sample Code

    Private Sub DrawCircle()
        Dim draw_hndl As Integer
        'Create new drawing layer on map
        draw_hndl = Map1.NewDrawing(MapWinGIS.tkDrawReferenceList.dlScreenReferencedList)
        'Draw filled red circle at x = 100, y = 100, with radius 50
        Map1.DrawCircle(100, 100, 50, System.Convert.ToUInt32(RGB(255, 0, 0)), True)
    End Sub
  

VB 6 Usage
Sub DrawCircle(x As Double, y As Double, pixelRadius As Double, Color As OLE_COLOR, fill As Boolean)
            Parameters

x

Center x coordinate for the circle to be drawn.
y Center y coordinate for the circle to be drawn.
pixelRadius Radius in pixels of the circle to be drawn.
Color Color of the circle to be drawn.
fill Boolean value which determines whether the circle will be drawn with a fill or not.

Sample Code

    Private Sub DrawCircle()
        Dim draw_hndl As Long
        'Create new drawing layer on map
        draw_hndl = Map1.NewDrawing(MapWinGIS.tkDrawReferenceList.dlScreenReferencedList)
        'Draw filled red circle at x = 100, y = 100, with radius 50
        Map1.DrawCircle 100, 100, 50, RGB(255, 0, 0), True
    End Sub

Retrieved from "http://mapwindow.org/wiki/index.php/MapWinGIS:AxMap_DrawCircle"

This page has been accessed 2,255 times. This page was last modified on 9 November 2005, at 18:43.