Graphics.FillEllipse : Graphics « 2D Graphics « VB.Net Tutorial

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VB.Net Tutorial » 2D Graphics » Graphics 
17.40.21.Graphics.FillEllipse
Graphics.FillEllipse
Imports System.Drawing
Imports System.Drawing.Drawing2D
Imports System.Windows.Forms

public class DrawShapes
   public Shared Sub Main
        Application.Run(New FrmComboBox)
   End Sub
End class

Public Class FrmComboBox
   Inherits 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 NothingThen
            components.Dispose()
         End If
      End If
      MyBase.Dispose(disposing)
   End Sub

   ' contains shape list (circle, square, ellipse, pie
   Friend WithEvents cboImage As System.Windows.Forms.ComboBox

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

   '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.cboImage = New System.Windows.Forms.ComboBox()
      Me.SuspendLayout()
      '
      'cboImage
      '
      Me.cboImage.DropDownWidth = 121
      Me.cboImage.Items.AddRange(New Object() {"Circle""Square""Ellipse""Pie""Filled Circle""Filled Square""Filled Ellipse""Filled Pie"})
      Me.cboImage.Location = New System.Drawing.Point(2416)
      Me.cboImage.Name = "cboImage"
      Me.cboImage.Size = New System.Drawing.Size(12121)
      Me.cboImage.TabIndex = 0
      '
      'FrmComboBox
      '
      Me.AutoScaleBaseSize = New System.Drawing.Size(513)
      Me.ClientSize = New System.Drawing.Size(292273)
      Me.Controls.AddRange(New System.Windows.Forms.Control() {Me.cboImage})
      Me.Name = "FrmComboBox"
      Me.Text = "ComboBoxTest"
      Me.ResumeLayout(False)

   End Sub

#End Region

   Private Sub cboImage_SelectedIndexChanged _
      (ByVal sender As System.Object, _
      ByVal e As System.EventArgs_
      Handles cboImage.SelectedIndexChanged

      Dim myGraphics As Graphics = MyBase.CreateGraphics()
      Dim myPen As New Pen(Color.DarkRed)
      Dim mySolidBrush As New SolidBrush(Color.DarkRed)

      myGraphics.Clear(Color.White)

      Select Case cboImage.SelectedIndex
         Case ' case circle is selected
            myGraphics.DrawEllipse(myPen, 5050150150)
         Case 
            myGraphics.DrawRectangle(myPen, 5050150150)
         Case 
            myGraphics.DrawEllipse(myPen, 5085150115)
         Case 
            myGraphics.DrawPie(myPen, 5050150150045)
         Case 
            myGraphics.FillEllipse(mySolidBrush, 5050150150)
         Case 
            myGraphics.FillRectangle(mySolidBrush, 5050150150)
         Case 
            myGraphics.FillEllipse(mySolidBrush, 5085150115)
         Case 
            myGraphics.FillPie(mySolidBrush, 5050150150045)
      End Select
   End Sub

End Class
17.40.Graphics
17.40.1.Create Graphics from HandleCreate Graphics from Handle
17.40.2.Create Graphics object from System.Windows.Forms.PaintEventArgsCreate Graphics object from System.Windows.Forms.PaintEventArgs
17.40.3.Graphics.DpiXGraphics.DpiX
17.40.4.Graphics: clear backgroundGraphics: clear background
17.40.5.Graphics.DrawArcGraphics.DrawArc
17.40.6.Graphics.DrawBeziersGraphics.DrawBeziers
17.40.7.Graphics.DrawClosedCurveGraphics.DrawClosedCurve
17.40.8.Graphics.DrawCurveGraphics.DrawCurve
17.40.9.Graphics.DrawEllipse MethodGraphics.DrawEllipse Method
17.40.10.Use Graphics.DrawEllipse to draw a circleUse Graphics.DrawEllipse to draw a circle
17.40.11.Graphics.DrawIconGraphics.DrawIcon
17.40.12.Graphics.DrawIconUnstretchedGraphics.DrawIconUnstretched
17.40.13.Graphics.DrawImageGraphics.DrawImage
17.40.14.Graphics.DrawLinesGraphics.DrawLines
17.40.15.Graphics.DrawPathGraphics.DrawPath
17.40.16.Graphics.DrawPieGraphics.DrawPie
17.40.17.Graphics.DrawPolygonGraphics.DrawPolygon
17.40.18.Graphics.DrawStringGraphics.DrawString
17.40.19.Graphics.ExcludeClipGraphics.ExcludeClip
17.40.20.Graphics.FillClosedCurveGraphics.FillClosedCurve
17.40.21.Graphics.FillEllipseGraphics.FillEllipse
17.40.22.Graphics.FillPathGraphics.FillPath
17.40.23.Graphics.FillPie 2Graphics.FillPie 2
17.40.24.Graphics.FillPolygon
17.40.25.Graphics.FillRectangleGraphics.FillRectangle
17.40.26.Graphics.FillRectanglesGraphics.FillRectangles
17.40.27.Graphics.IntersectClipGraphics.IntersectClip
17.40.28.Graphics.MeasureStringGraphics.MeasureString
17.40.29.Graphics.ReleaseHdcGraphics.ReleaseHdc
17.40.30.Graphics.ResetClipGraphics.ResetClip
17.40.31.Graphics.SetClipGraphics.SetClip
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