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Draw a rectangle on image
Public Function DrawRectangle( _ 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 clrColor As Color, _ ByVal iAlpha As Integer, _ ByVal bAntiAlias As Bool )
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Parameter
iLeft Specifies the x-coordinate of the upper-left corner of the rectangle.
iTop Specifies the y-coordinate of the upper-left corner of the rectangle.
iWidth Specifies the width of the rectangle.
iHeight Specifies the height of the rectangle.
iPenWidth Specifies the width in pixel of the pen used to draw the rectangle.
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.
clrColor Specifies the color of the rectangle.
iAlpha Specifies the alpha value of the ellipse 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
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Visual Basic Syntax ImageViewer1.DrawRectangle 80, 120, 60, 60, 10, 0, RGB(0, 255, 0), 255, True
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