Imports System.Drawing
Imports System.Drawing.Drawing2D
Imports System.Windows.Forms
public class DrawArrow
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)
e.Graphics.ScaleTransform(30, 30, MatrixOrder.Append)
DrawArrow(e.Graphics, HatchStyle.Horizontal)
End Sub
Private Sub DrawArrow(ByVal gr As Graphics, ByVal hatch_style As HatchStyle)
Dim pts() As Point = { _
New Point(0, 1), _
New Point(2, 1), _
New Point(2, 0), _
New Point(4, 2), _
New Point(2, 4), _
New Point(2, 3), _
New Point(0, 3) _
}
gr.FillPolygon(New HatchBrush(hatch_style, Color.Black, Color.White), pts)
gr.DrawPolygon(New Pen(Color.Black, 0), pts)
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
17.10.Arrow |
| 17.10.1. | Draw Arrow | |