VB.Net/2D/Clip
Содержание
Clip Combine Mode 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>
Exclude Clip Path Region
<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 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.vbex.ru", F, Brushes.DeepPink, 15, 25) End Sub
End Class
</source>
Graphics Path Clip Region
<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(20.0F, 20.0F, 100.0F, 100.0F) Dim path As New GraphicsPath() G.Clear(Color.Gainsboro) path.AddEllipse(R) G.DrawPath(Pens.Black, path) G.SetClip(path) Dim F As New Font("Arial", 16) G.DrawString("www.vbex.ru", F, Brushes.DeepPink, 15, 25) End Sub
End Class
</source>
Rectangle clipped to Ellipse
<source lang="vbnet"> Imports System Imports System.ruponentModel Imports System.Windows.Forms Imports System.Data Imports System.Configuration Imports System.Drawing Imports System.Drawing.Drawing2D Imports System.Drawing.Text Imports System.Globalization Imports System.Text Imports System.Collections Public Class MainClass
Shared Sub Main() Dim myform As Form = New ClippingRegionForm() Application.Run(myform) End Sub
End Class
Public Class ClippingRegionForm
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() components = New System.ruponentModel.Container() Me.Text = "ClippingRegionForm" End Sub
- End Region
Private Sub ClippingRegionForm_Paint(ByVal sender As Object, ByVal e As System.Windows.Forms.PaintEventArgs) Handles MyBase.Paint Dim g As Graphics = e.Graphics Dim path As GraphicsPath = New GraphicsPath() path.AddEllipse(Me.ClientRectangle) Dim region As Region = New Region(path) g.DrawPath(Pens.Red, path) g.Clip = region Dim rect As Rectangle = Me.ClientRectangle rect.Offset(20, 20) rect.Width = rect.Width - 40 rect.Height = rect.Height - 40 g.FillRectangle(Brushes.Black, rect) End Sub
End Class
</source>
Rectangle Clip Region
<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(50.0F, 50.0F, 100.0F, 100.0F) G.Clear(Color.Gainsboro) G.DrawRectangle(Pens.Black, R) G.Clip = New Region(R) G.DrawLine(Pens.Blue, 0, 75, Me.Width, 75) G.FillEllipse(Brushes.LawnGreen, New Rectangle(75, 75, 150, 150)) End Sub
End Class
</source>
SetClip Demo
<source lang="vbnet"> Imports System Imports System.Windows.Forms Imports System.Drawing.Text Imports System.Drawing Imports System.Drawing.Drawing2D Public Class MainClass
Shared Sub Main(ByVal args As String()) Dim myform As Form = New Form1() Application.Run(myform) End Sub
End Class
Public Class Form1
Private Sub Form1_Paint(ByVal sender As Object, ByVal e As System.Windows.Forms.PaintEventArgs) Handles MyBase.Paint Dim txt As String = "www.vbex.ru" Dim graphics_path As New GraphicsPath graphics_path.AddString(txt, _ New FontFamily("Times New Roman"), _ FontStyle.Bold, 150, _ New Point(0, 0), _ New StringFormat) e.Graphics.SetClip(graphics_path) e.Graphics.FillRectangle(Brushes.White, Me.ClientRectangle) Dim rnd As New Random Dim x1, y1, x2, y2 As Integer For i As Integer = 1 To 800 x1 = rnd.Next(0, Me.ClientSize.Width - 1) y1 = rnd.Next(0, Me.ClientSize.Height - 1) x2 = rnd.Next(0, Me.ClientSize.Width - 1) y2 = rnd.Next(0, Me.ClientSize.Height - 1) e.Graphics.DrawLine(Pens.Black, x1, y1, x2, y2) Next i End Sub
End Class
<Global.Microsoft.VisualBasic.rupilerServices.DesignerGenerated()> _ Partial Public Class Form1
Inherits System.Windows.Forms.Form "Form overrides dispose to clean up the component list. <System.Diagnostics.DebuggerNonUserCode()> _ Protected Overloads Overrides Sub Dispose(ByVal disposing As Boolean) If disposing AndAlso components IsNot Nothing Then components.Dispose() 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.SuspendLayout() " "Form1 " Me.AutoScaleDimensions = New System.Drawing.SizeF(6.0!, 13.0!) Me.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font Me.ClientSize = New System.Drawing.Size(200, 200) Me.Name = "Form1" Me.Text = "Title" Me.ResumeLayout(False) End Sub
End Class
</source>