Graphics.DrawPolygon Graphics.DrawPolygon Graphics.DrawPolygon Method

定義

Point 構造体の配列で定義された多角形を描画します。Draws a polygon defined by an array of Point structures.

オーバーロード

DrawPolygon(Pen, PointF[]) DrawPolygon(Pen, PointF[]) DrawPolygon(Pen, PointF[])

PointF 構造体の配列で定義された多角形を描画します。Draws a polygon defined by an array of PointF structures.

DrawPolygon(Pen, Point[]) DrawPolygon(Pen, Point[]) DrawPolygon(Pen, Point[])

Point 構造体の配列で定義された多角形を描画します。Draws a polygon defined by an array of Point structures.

DrawPolygon(Pen, PointF[]) DrawPolygon(Pen, PointF[]) DrawPolygon(Pen, PointF[])

PointF 構造体の配列で定義された多角形を描画します。Draws a polygon defined by an array of PointF structures.

public:
 void DrawPolygon(System::Drawing::Pen ^ pen, cli::array <System::Drawing::PointF> ^ points);
public void DrawPolygon (System.Drawing.Pen pen, System.Drawing.PointF[] points);
member this.DrawPolygon : System.Drawing.Pen * System.Drawing.PointF[] -> unit

パラメーター

pen
Pen Pen Pen

多角形の色、幅、およびスタイルを決定する PenPen that determines the color, width, and style of the polygon.

points
PointF[]

多角形の頂点を表す PointF 構造体の配列。Array of PointF structures that represent the vertices of the polygon.

例外

pennullです。pen is null.

- または --or- pointsnullです。points is null.

次のコード例は、Windows フォームで使用するために設計されています。 また必要がPaintEventArgs e、はのパラメーター、Paintイベント ハンドラー。The following code example is designed for use with Windows Forms, and it requires PaintEventArgse, which is a parameter of the Paint event handler. コードは、次のアクションを実行します。The code performs the following actions:

  • 黒のペンを作成します。Creates a black pen.

  • 多角形の頂点の 7 つの点の配列を作成します。Creates an array of seven points for the vertices of the polygon.

  • 多角形を画面に描画します。Draws the polygon to the screen.

public:
   void DrawPolygonPointF( PaintEventArgs^ e )
   {
      // Create pen.
      Pen^ blackPen = gcnew Pen( Color::Black,3.0f );

      // Create points that define polygon.
      PointF point1 = PointF(50.0F,50.0F);
      PointF point2 = PointF(100.0F,25.0F);
      PointF point3 = PointF(200.0F,5.0F);
      PointF point4 = PointF(250.0F,50.0F);
      PointF point5 = PointF(300.0F,100.0F);
      PointF point6 = PointF(350.0F,200.0F);
      PointF point7 = PointF(250.0F,250.0F);
      array<PointF>^ curvePoints = {point1,point2,point3,point4,point5,point6,point7};

      // Draw polygon curve to screen.
      e->Graphics->DrawPolygon( blackPen, curvePoints );
   }
public void DrawPolygonPointF(PaintEventArgs e)
{
             
    // Create pen.
    Pen blackPen = new Pen(Color.Black, 3);
             
    // Create points that define polygon.
    PointF point1 = new PointF(50.0F,  50.0F);
    PointF point2 = new PointF(100.0F,  25.0F);
    PointF point3 = new PointF(200.0F,   5.0F);
    PointF point4 = new PointF(250.0F,  50.0F);
    PointF point5 = new PointF(300.0F, 100.0F);
    PointF point6 = new PointF(350.0F, 200.0F);
    PointF point7 = new PointF(250.0F, 250.0F);
    PointF[] curvePoints =
             {
                 point1,
                 point2,
                 point3,
                 point4,
                 point5,
                 point6,
                 point7
             };
             
    // Draw polygon curve to screen.
    e.Graphics.DrawPolygon(blackPen, curvePoints);
}
Public Sub DrawPolygonPointF(ByVal e As PaintEventArgs)

    ' Create pen.
    Dim blackPen As New Pen(Color.Black, 3)

    ' Create points that define polygon.
    Dim point1 As New PointF(50.0F, 50.0F)
    Dim point2 As New PointF(100.0F, 25.0F)
    Dim point3 As New PointF(200.0F, 5.0F)
    Dim point4 As New PointF(250.0F, 50.0F)
    Dim point5 As New PointF(300.0F, 100.0F)
    Dim point6 As New PointF(350.0F, 200.0F)
    Dim point7 As New PointF(250.0F, 250.0F)
    Dim curvePoints As PointF() = {point1, point2, point3, point4, _
    point5, point6, point7}

    ' Draw polygon curve to screen.
    e.Graphics.DrawPolygon(blackPen, curvePoints)
End Sub

注釈

すべてのペアの配列内の 2 つの連続する点では、多角形の辺を指定します。Every pair of two consecutive points in the array specifies a side of the polygon. さらに、最後の点と配列の最初の数値が一致しない場合、多角形の最後の辺を指定します。In addition, if the last point and the first of the array point do not coincide, they specify the last side of the polygon.

DrawPolygon(Pen, Point[]) DrawPolygon(Pen, Point[]) DrawPolygon(Pen, Point[])

Point 構造体の配列で定義された多角形を描画します。Draws a polygon defined by an array of Point structures.

public:
 void DrawPolygon(System::Drawing::Pen ^ pen, cli::array <System::Drawing::Point> ^ points);
public void DrawPolygon (System.Drawing.Pen pen, System.Drawing.Point[] points);
member this.DrawPolygon : System.Drawing.Pen * System.Drawing.Point[] -> unit

パラメーター

pen
Pen Pen Pen

多角形の色、幅、およびスタイルを決定する PenPen that determines the color, width, and style of the polygon.

points
Point[]

多角形の頂点を表す Point 構造体の配列。Array of Point structures that represent the vertices of the polygon.

例外

次のコード例は、Windows フォームで使用するために設計されています。 また必要がPaintEventArgs e、はのパラメーター、Paintイベント ハンドラー。The following code example is designed for use with Windows Forms, and it requires PaintEventArgse, which is a parameter of the Paint event handler. コードは、次のアクションを実行します。The code performs the following actions:

  • 黒のペンを作成します。Creates a black pen.

  • 多角形の頂点の 7 つの点の配列を作成します。Creates an array of seven points for the vertices of the polygon.

  • 多角形を画面に描画します。Draws the polygon to the screen.

public:
   void DrawPolygonPoint( PaintEventArgs^ e )
   {
      // Create pen.
      Pen^ blackPen = gcnew Pen( Color::Black,3.0f );

      // Create points that define polygon.
      Point point1 = Point(50,50);
      Point point2 = Point(100,25);
      Point point3 = Point(200,5);
      Point point4 = Point(250,50);
      Point point5 = Point(300,100);
      Point point6 = Point(350,200);
      Point point7 = Point(250,250);
      array<Point>^ curvePoints = {point1,point2,point3,point4,point5,point6,point7};

      // Draw polygon to screen.
      e->Graphics->DrawPolygon( blackPen, curvePoints );
   }
public void DrawPolygonPoint(PaintEventArgs e)
{
             
    // Create pen.
    Pen blackPen = new Pen(Color.Black, 3);
             
    // Create points that define polygon.
    Point point1 = new Point(50,  50);
    Point point2 = new Point(100,  25);
    Point point3 = new Point(200,   5);
    Point point4 = new Point(250,  50);
    Point point5 = new Point(300, 100);
    Point point6 = new Point(350, 200);
    Point point7 = new Point(250, 250);
    Point[] curvePoints =
             {
                 point1,
                 point2,
                 point3,
                 point4,
                 point5,
                 point6,
                 point7
             };
             
    // Draw polygon to screen.
    e.Graphics.DrawPolygon(blackPen, curvePoints);
}
Public Sub DrawPolygonPoint(ByVal e As PaintEventArgs)

    ' Create pen.
    Dim blackPen As New Pen(Color.Black, 3)

    ' Create points that define polygon.
    Dim point1 As New Point(50, 50)
    Dim point2 As New Point(100, 25)
    Dim point3 As New Point(200, 5)
    Dim point4 As New Point(250, 50)
    Dim point5 As New Point(300, 100)
    Dim point6 As New Point(350, 200)
    Dim point7 As New Point(250, 250)
    Dim curvePoints As Point() = {point1, point2, point3, point4, _
    point5, point6, point7}

    ' Draw polygon to screen.
    e.Graphics.DrawPolygon(blackPen, curvePoints)
End Sub

注釈

すべてのペアの配列内の 2 つの連続する点では、多角形の辺を指定します。Every pair of two consecutive points in the array specifies a side of the polygon. さらに、最後の点と、配列の最初のポイントが一致しない場合、多角形の最後の辺を指定します。In addition, if the last point and the first point of the array do not coincide, they specify the last side of the polygon.

適用対象