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

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

Graphics.ExcludeClip

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


Public Class MainClass

  Shared Sub Main()
     Dim form1 As Form1 = new Form1
     Application.Run(form1)
  End Sub
  
End Class

Public Class Form1
  Inherits System.Windows.Forms.Form

#Region " Windows Form Designer generated code "

  Public Sub New()
    MyBase.New()

    'This call is required by the Windows Form Designer.
    InitializeComponent()

    'Add any initialization after the InitializeComponent() call

  End Sub

  'Form overrides dispose to clean up the component list.
  Protected Overloads Overrides Sub Dispose(ByVal disposing As Boolean)
    If disposing Then
      If Not (components Is Nothing) Then
        components.Dispose()
      End If
    End If
    MyBase.Dispose(disposing)
  End Sub

  'Required by the Windows Form Designer
  Private components As System.ComponentModel.IContainer

  'NOTE: The following procedure is required by the Windows Form Designer
  'It can be modified using the Windows Form Designer.  
  'Do not modify it using the code editor.
  <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
    Me.AutoScaleBaseSize = New System.Drawing.Size(5, 13)
    Me.ClientSize = New System.Drawing.Size(352, 273)
    Me.Name = "Form1"
    Me.StartPosition = System.Windows.Forms.FormStartPosition.CenterScreen
    Me.Text = "Form1"
    Me.ResumeLayout(False)

  End Sub

#End Region

   Protected Overrides Sub OnPaint(ByVal e As PaintEventArgs)
    Dim G As Graphics = Me.CreateGraphics
    Dim R As New Rectangle(40.0F, 20.0F, 100.0F, 100.0F)
    Dim path As New GraphicsPath()

    G.Clear(Color.Gainsboro)
    path.AddEllipse(R)
    G.DrawPath(Pens.Black, path)

    G.ExcludeClip(New Region(path))

    ' Draw some clipped strings.
    Dim F As New Font("Arial", 16)
    G.DrawString("www.java2s.com", F, Brushes.DeepPink, 15, 25)
  End Sub
End Class

   
    
  

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