VB.Net/2D/Region

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Construct Region from Path

<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 PathAndRegionForm()
       Application.Run(myform)
   End Sub

End Class


Public Class PathAndRegionForm

   Inherits System.Windows.Forms.Form
  1. 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 = "PathAndRegionForm"
   End Sub
  1. End Region
   Private Sub PathAndRegionForm_Paint(ByVal sender As Object, ByVal e As System.Windows.Forms.PaintEventArgs) Handles MyBase.Paint
       Dim g As Graphics = e.Graphics
       Dim format As StringFormat = New StringFormat()
       format.Alignment = StringAlignment.Center
       format.LineAlignment = StringAlignment.Center
       Dim rect As RectangleF = New RectangleF(0, 0, Me.ClientSize.Width, Me.ClientSize.Height)
       Dim path As GraphicsPath = New GraphicsPath()
       path.AddEllipse(rect)
       path.Flatten(New Matrix(), 60.0F)
       path.AddString("In a Region", Me.Font.FontFamily, CInt(Me.Font.Style), Me.Font.GetHeight(g), rect, format)
       Dim region As Region = New Region(path)
       g.FillRegion(Brushes.Red, region)
   End Sub

End Class

      </source>