Mega Code Archive
Draw curve
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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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