VB.Net by API/System.Drawing.Drawing2D/CombineMode
CombineMode.Exclude
<source lang="vbnet"> Imports System.Drawing Imports System.Drawing.Drawing2D Imports System.Windows.Forms public class CombineModeExclude
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 g As Graphics = Me.CreateGraphics() g.Clear(Me.BackColor) Dim rect1 As New RectangleF(20.0F, 20.0F, 200.0F, 200.0F) Dim rgn1 As New [Region](rect1) g.SetClip(rgn1, CombineMode.Exclude) Dim h As Single = 20.0F Dim w As Single = 30.0F g.TranslateClip(h, w) g.FillRectangle(Brushes.Green, 20, 20, 300, 300) 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
</source>
CombineMode.Intersect
<source lang="vbnet"> 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.ruponentModel.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 R2 As New Rectangle(60.0F, 20.0F, 120.0F, 120.0F) Dim P1 As New GraphicsPath() Dim P2 As New GraphicsPath() G.Clear(Color.Gainsboro) P1.AddEllipse(R) G.DrawPath(Pens.Black, P1) P2.AddEllipse(R2) G.DrawPath(Pens.Black, P2) G.SetClip(P1) G.SetClip(P2, CombineMode.Intersect) " Draw some clipped strings. Dim F As New Font("Arial", 16) G.DrawString("www.vbex.ru", F, Brushes.DeepPink, 15, 25) End Sub
End Class
</source>