知识大全用VB.NET绘制GDI图形

Posted 2022-07-17 图形

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下面的例子通过重载Form 窗体的OnPaint()方法绘制GDI图形Protected Overrides Sub onpaint(ByVal e As System Windows Forms PaintEventArgs)注释 /////////////绘制任意直线Dim g As Graphics = e GraphicsDim mypen As Pen = New Pen(Color Red )g DrawLine(mypen )注释 /////////////绘制矩形(任意直线构成的封闭图形)Dim point As PointF = New PointF( F F)Dim point As PointF = New PointF( F F)Dim point As PointF = New PointF( F F)Dim point As PointF = New PointF( F F)Dim curvepoints As PointF() = point point point point g DrawPolygon(New Pen(Color Blue ) curvepoints)注释 ////////////文本表示Dim FFamily As FontFamily = New FontFamily( Arial )Dim font As Font = New Font(FFamily FontStyle Bold FontStyle Italic GraphicsUnit Pixel)Dim text As String = I love you! Dim solidbrush As SolidBrush = New SolidBrush(Color Red)Dim pr As PointF = New PointF( )e Graphics DrawString(text font solidbrush pr)注释 ////////////平面绘制Dim rec As RectangleF = New RectangleF( )g DrawPie(mypen rec )注释 ///////////封闭图形应该是个圆g DrawClosedCurve(mypen curvepoints Drawing Drawing D FillMode Alternate)注释 ///////////大家自己试试看吧g DrawArc(mypen )g DrawCurve(mypen curvepoints)g DrawBezier(mypen )g DrawBeziers(mypen curvepoints)注释 //////////这可是一个圆Dim rec As RectangleF = New RectangleF( )g DrawEllipse(mypen rec )注释 //////////这是一个椭圆Dim rec As RectangleF = New RectangleF( )g DrawEllipse(mypen rec )End Sub 这些是我自己试验出来的当然了还有好多我只是开了一个头大家要是发现什么好东东别忘了通知一下） cha138/Article/program/net/201311/11800

知识大全 用VB.NET绘制GDI图形

知识大全用VB.NET绘制GDI图形