VB.Net Tutorial/2D Graphics/SmoothingMode

Graphics.SmoothingMode

Imports System.Drawing
Imports System.Drawing.Drawing2D
Imports System.Windows.Forms
public class SmoothingModeAntiNone
   public Shared Sub Main
        Application.Run(New SmoothingModesForm)
   End Sub
End class

Public Class SmoothingModesForm
    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()
        "
        "SmoothingModesForm
        "
        Me.AutoScaleBaseSize = New System.Drawing.Size(5, 13)
        Me.ClientSize = New System.Drawing.Size(448, 110)
        Me.Name = "SmoothingModesForm"
        Me.Text = "SmoothingModesForm"
    End Sub
#End Region
    Private Sub SmoothingModesForm_Paint(ByVal sender As Object, ByVal e As PaintEventArgs) Handles MyBase.Paint
        Dim g As Graphics = e.Graphics
        Dim x As Integer = 0
        Dim y As Integer = 0
        Dim width As Integer = Me.ClientRectangle.Width / 2
        Dim height As Integer = Me.ClientRectangle.Height
        Dim pen As Pen = New Pen(Color.Red, 4)
        g.SmoothingMode = SmoothingMode.None
        g.DrawCurve(pen, New PointF() {New PointF(x + 20, y + height - 20), New PointF(x + width - 20, y + height - 20), New PointF(x + 20, y + 20), New PointF(x + width - 20, y + 20)}, 1.0)
    End Sub
End Class

SmoothingMode.AntiAlias

Imports System.Drawing
Imports System.Drawing.Drawing2D
Imports System.Windows.Forms
public class SmoothingModeAntiAlias
   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 redPen As New Pen(Color.Red, 6)
        Dim bluePen As New Pen(Color.Blue, 10)
        Dim blackPen As New Pen(Color.Black, 5)
        g.SmoothingMode = SmoothingMode.AntiAlias
        g.DrawRectangle(bluePen, 10, 20, 100, 50)
        g.DrawEllipse(redPen, 10, 150, 100, 50)
        g.DrawLine(blackPen, 150, 100, 250, 220)
        g.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

SmoothingMode.Default

Imports System.Drawing
Imports System.Drawing.Drawing2D
Imports System.Windows.Forms
public class SmoothingModeDefault
   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 smoothing_mode As Drawing2D.SmoothingMode = Drawing2D.SmoothingMode.Default
        e.Graphics.DrawString(smoothing_mode.ToString, Me.Font, Brushes.Black, 10, 10)
        e.Graphics.SmoothingMode = smoothing_mode
        e.Graphics.DrawEllipse(Pens.Black, 10, 30, 20, 20)
        e.Graphics.FillEllipse(Brushes.Black, 40, 30, 20, 20)
    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

SmoothingMode.HighQuality

Imports System.Drawing
Imports System.Drawing.Drawing2D
Imports System.Windows.Forms
public class SmoothingHighQuality
   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 smoothing_mode As Drawing2D.SmoothingMode = Drawing2D.SmoothingMode.HighQuality
        e.Graphics.DrawString(smoothing_mode.ToString, Me.Font, Brushes.Black, 10, 10)
        e.Graphics.SmoothingMode = smoothing_mode
        e.Graphics.DrawEllipse(Pens.Black, 10, 30, 20, 20)
        e.Graphics.FillEllipse(Brushes.Black, 40, 30, 20, 20)
    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

SmoothingMode.HighSpeed

Imports System.Drawing
Imports System.Drawing.Drawing2D
Imports System.Windows.Forms
public class SmoothingModeHighSpeed
   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 smoothing_mode As Drawing2D.SmoothingMode = Drawing2D.SmoothingMode.HighSpeed
        e.Graphics.DrawString(smoothing_mode.ToString, Me.Font, Brushes.Black, 10, 10)
        e.Graphics.SmoothingMode = smoothing_mode
        e.Graphics.DrawEllipse(Pens.Black, 10, 30, 20, 20)
        e.Graphics.FillEllipse(Brushes.Black, 40, 30, 20, 20)
    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

SmoothingMode.None

Imports System.Drawing
Imports System.Drawing.Drawing2D
Imports System.Windows.Forms
public class SmoothingModeNone
   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 smoothing_mode As Drawing2D.SmoothingMode = Drawing2D.SmoothingMode.None
        e.Graphics.DrawString(smoothing_mode.ToString, Me.Font, Brushes.Black, 10, 10)
        e.Graphics.SmoothingMode = smoothing_mode
        e.Graphics.DrawEllipse(Pens.Black, 10, 30, 20, 20)
        e.Graphics.FillEllipse(Brushes.Black, 40, 30, 20, 20)
    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