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VB.NET GraphicsPathIterator類代碼示例

本文整理匯總了VB.NET中System.Drawing.Drawing2D.GraphicsPathIterator的典型用法代碼示例。如果您正苦於以下問題:VB.NET GraphicsPathIterator類的具體用法?VB.NET GraphicsPathIterator怎麽用?VB.NET GraphicsPathIterator使用的例子?那麽, 這裏精選的類代碼示例或許可以為您提供幫助。


在下文中一共展示了GraphicsPathIterator類的1個代碼示例,這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚,您的評價將有助於係統推薦出更棒的VB.NET代碼示例。

示例1: New GraphicsPathIterator

' 導入命名空間
Imports System.Drawing
Imports System.Drawing.Drawing2D
Imports System.Windows.Forms

public class GraphicsPathIteratorDemo
   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 = e.Graphics

        Dim rect As New Rectangle(50, 50, 100, 50)

        Dim path As New GraphicsPath
        Dim ptsArray As PointF() = {New PointF(20, 20), New PointF(60, 12), New PointF(100, 20)}

        path.AddCurve(ptsArray)
        path.AddRectangle(rect)
        rect.Y += 60
        path.AddEllipse(rect)
        path.AddLine(120, 50, 220, 100)

        g.DrawPath(Pens.Blue, path)

        Dim pathIterator As New GraphicsPathIterator(path)

        Console.WriteLine("Total points = " & pathIterator.Count)
        Console.WriteLine("Sub paths = " & pathIterator.SubpathCount)

        pathIterator.Rewind()

        Dim i As Integer
        For i = 0 To pathIterator.SubpathCount - 1
            Dim strtIdx, endIdx As Integer
            Dim bClosedCurve As Boolean
            pathIterator.NextSubpath(strtIdx, endIdx, bClosedCurve)
            Console.WriteLine("Start Index = " & strtIdx)
            Console.WriteLine("End Index = " & endIdx)
            Console.WriteLine("IsClosed = " & bClosedCurve)
        Next i


  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
開發者ID:VB程序員,項目名稱:System.Drawing.Drawing2D,代碼行數:60,代碼來源:GraphicsPathIterator


注:本文中的System.Drawing.Drawing2D.GraphicsPathIterator類示例由純淨天空整理自Github/MSDocs等開源代碼及文檔管理平台,相關代碼片段篩選自各路編程大神貢獻的開源項目,源碼版權歸原作者所有,傳播和使用請參考對應項目的License;未經允許,請勿轉載。