Image Viewer CP ActiveX Control

DrawArc

 

Draw an arc on image.

Public Function DrawArc( _
   ByVal iLeft As Integer, _
   ByVal iTop As Integer, _
   ByVal iWidth As Integer, _
   ByVal iHeight As Integer, _
   ByVal iPenWidth As Integer, _
   ByVal iDashStyle As Integer, _
   ByVal iStartAngle As Double, _
   ByVal iSweepAngle As Double, _
   ByVal clrColor As Color, _
   ByVal iAlpha As Integer, _
   ByVal bAntiAlias As Bool
) 

 

Parameter

iLeft
   Specifies the x-coordinate of the upper-left corner of the bounding rectangle for the ellipse that contains the arc.

iTop
   Specifies the y-coordinate of the upper-left corner of the bounding rectangle for the ellipse that contains the arc.

iWidth
   Specifies the width of the ellipse that contains the arc.

iHeight
   Specifies the height of the ellipse that contains the arc.

iPenWidth
   Specifies the width in pixel of the pen used to draw the arc.

iDashStyle
   Specifies the dash style of the pen.
   0-Specifies a solid line.
   1-Specifies a dashed line.
   2-Specifies a dotted line.
   3-Specifies an alternating dash-dot line.
   4-Specifies an alternating dash-dot-dot line.

iStartAngle
   Specifies the angle between the x-axis and the starting point of the arc.

iSweepAngle
   Specifies the angle between the starting and ending points of the arc.

clrColor
   Specifies the color of the pen.

iAlpha
   Specifies the alpha value of the pen color. The range from 0-255. 255 is fully visible.

bAntiAlias
   true - enable Anti-Aliasing algorithm, false - disable Anti-Aliasing algorithm.

Return Value

No return value.


Example

   

Visual Basic Syntax
ImageViewer1.DrawArc 10, 10, 100, 100, 2, 0, 0, 90, RGB(255, 0, 0), 255, True