Graphics.DrawCurve : Graphics « System.Drawing « VB.Net by API

1. VB.Net by API
2. System.Drawing
3. Graphics

Graphics.DrawCurve

  

Imports System.Drawing
Imports System.Drawing.Drawing2D
Imports System.Windows.Forms

public class DrawCurve
   public Shared Sub Main
        Application.Run(New Form1)
   End Sub
End class

public class Form1
  Inherits System.Windows.Forms.Form

  Protected Overrides Sub OnPaint(ByVal e As PaintEventArgs)
        Dim a As Graphics =  e.Graphics
        Dim mypen As Pen
        Dim mypoints(21) As PointF
        Dim i As Integer

        mypen = New Pen(System.Drawing.Color.Red, 3)

        For i = 0 To 9
            mypoints(i).X = 10 * i
            mypoints(i).Y = i * i * 3
        Next

        For i = 10 To 20
            mypoints(i).X = 10 * i
            mypoints(i).Y = (200 + i * i) / 15
        Next

        a = Me.CreateGraphics
        a.Clear(Me.BackColor)
        a.DrawCurve(mypen, mypoints)

        a.Dispose()
        mypen.Dispose()

  End Sub

  Public Sub New()
    MyBase.New()
    Me.AutoScaleBaseSize = New System.Drawing.Size(5, 13)
    Me.ClientSize = New System.Drawing.Size(292, 273)
    Me.StartPosition = System.Windows.Forms.FormStartPosition.CenterScreen

  End Sub

End Class

   
    
  

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