C# Graphics.FillPolygon方法代碼示例

		static protected void DrawBrick (Graphics graphics, Brush b1, Brush b2, Brush b3)
		{
			if (graphics == null) return;
			graphics.FillPolygon (b1, brickPoints1);
			graphics.FillPolygon (b2, brickPoints2);
			graphics.FillPolygon (b3, brickPoints3);
		}

        public static void RepertoryImage(Graphics drawDestination)
        {
            StringFormat itemStringFormat = new StringFormat();
            RectangleF itemBox = new RectangleF(10, 30, 42, 10);
            RectangleF itemBox2 = new RectangleF(60, 48, 10, 10);
            itemStringFormat.Alignment = StringAlignment.Center;
            itemStringFormat.LineAlignment = StringAlignment.Far;
            drawDestination.DrawLine(Pens.LightGray,10,10,10,70);
            if (mMscStyle == MscStyle.SDL){
                PointF[] capPolygon = new PointF[3];
                capPolygon[0] = new PointF(61, 40);
                capPolygon[1] = new PointF(53, 44);
                capPolygon[2] = new PointF(53, 36);
                drawDestination.FillPolygon(Brushes.Black,capPolygon);
                drawDestination.DrawString("Lost",new Font("Arial",8),Brushes.Black,itemBox,itemStringFormat);
                drawDestination.DrawString("g",new Font("Arial",8),Brushes.Black,itemBox2,itemStringFormat);
                drawDestination.DrawLine(Pens.Black,10, 40, 60,40);
                drawDestination.FillEllipse(Brushes.Black, new RectangleF(60,35, 10,10));
            }
            else if(mMscStyle == MscStyle.UML2){

                drawDestination.DrawString("Lost",new Font("Arial",8),Brushes.Black,itemBox,itemStringFormat);
                drawDestination.DrawString("g",new Font("Arial",8),Brushes.Black,itemBox2,itemStringFormat);
                drawDestination.DrawLine(Pens.Black,10, 40, 60,40);
                drawDestination.DrawLine(Pens.Black,60, 40, 54,43);
                drawDestination.DrawLine(Pens.Black,60, 40, 54,37);
                drawDestination.FillEllipse(Brushes.Black, new RectangleF(60,35, 10,10));

            }
            itemStringFormat.Dispose();
        }

		internal override void Draw(Graphics g)
		{
			IsInvalidated = false;

			Rectangle r = BaseElement.GetUnsignedRectangle(new Rectangle(location, size));

			Point[] points = new Point[5];
			points[0] = new Point(r.X + 0, r.Y + 0);
			points[1] = new Point(r.X + 0, r.Y + r.Height);
			points[2] = new Point(r.X + r.Width, r.Y + r.Height);

			//Fold
			points[3] = new Point(r.X + r.Width, r.Y + foldSize.Height);
			points[4] = new Point(r.X + r.Width - foldSize.Width, r.Y + 0);

			//foreach(Point p in points) p.Offset(location.X, location.Y);

			g.FillPolygon(GetBrush(r), points, FillMode.Alternate);
			g.DrawPolygon(new Pen(borderColor, borderWidth), points);

			g.DrawLine(new Pen(borderColor, borderWidth),
			           new Point(r.X + r.Width - foldSize.Width, r.Y + foldSize.Height),
			           new Point(r.X + r.Width, r.Y + foldSize.Height));

			g.DrawLine(new Pen(borderColor, borderWidth),
			           new Point(r.X + r.Width - foldSize.Width, r.Y + 0),
			           new Point(r.X + r.Width - foldSize.Width, r.Y + 0 + foldSize.Height));
		}

        public void DrawIsometricView(Graphics g)
        {
            Point3[] ptsBottom = CircleCoordinates (-h / 2);
            var ptaBottom = new PointF[ptsBottom.Length];
            Point3[] ptsTop = CircleCoordinates (h / 2);
            var ptaTop = new PointF[ptsTop.Length];
            Matrix3 m = Matrix3.Axonometric (35.26f, -45);
            for (int i = 0; i < ptsBottom.Length; i++) {
                ptsBottom [i].Transform (m);
                ptaBottom [i] = Point2D (new CGPoint (ptsBottom [i].X, ptsBottom [i].Y));
                ptsTop [i].Transform (m);
                ptaTop [i] = Point2D (new CGPoint (ptsTop [i].X, ptsTop [i].Y));
            }

            var ptf = new PointF[4];
            for (int i = 1; i < ptsTop.Length; i++) {
                ptf [0] = ptaBottom [i - 1];
                ptf [1] = ptaTop [i - 1];
                ptf [2] = ptaTop [i];
                ptf [3] = ptaBottom [i];
                if (i < 5 || i > ptsTop.Length - 12) {
                    g.FillPolygon (Brushes.White, ptf);
                    g.DrawPolygon (Pens.Black, ptf);
                }
            }

            g.FillPolygon (Brushes.White, ptaTop);
            g.DrawPolygon (Pens.Black, ptaTop);
        }

        Bitmap drawBattleDice(Graphics gDice, Bitmap diceBitmap, Pen myPen, Brush myBrush, int level, int randomNumber)
        {
            gDice.Clear(Color.Transparent);
            PointF[] Verticies;
                Verticies = new PointF[3];
                Verticies[0] = new PointF(0, pbDice.Height - 1);
                Verticies[1] = new PointF(pbDice.Width - 1, pbDice.Height - 1);
                Verticies[2] = new PointF(pbDice.Width / 2.0f, (float)(pbDice.Height - 1 - pbDice.Height / 2 * Math.Sqrt(3)));

                if (level == 1)
                    gDice.FillPolygon(new SolidBrush(Color.Green), Verticies);
                else if(level==2)
                    gDice.FillPolygon(new SolidBrush(Color.Red), Verticies);
                else if (level == 3)
                    gDice.FillPolygon(new SolidBrush(Color.Blue), Verticies);
                else if (level == 4)
                    gDice.FillPolygon(new SolidBrush(Color.Purple), Verticies);
                myPen.Color = Color.Black;
                gDice.DrawPolygon(myPen, Verticies);
            Font font = new Font("Times New Roman", 16, FontStyle.Bold);
            StringFormat format = new StringFormat();
            Brush whiteBrush = new SolidBrush(Color.White);
            format.Alignment = StringAlignment.Center;
            RectangleF rect = new RectangleF(pbDice.Width / 2 - 20 , pbDice.Height / 2 - 4 , 40 , 25);
            if (randomNumber == 0)
            {
                rect.Y = pbDice.Height / 2 + 6;
                gDice.DrawString("Roll", new Font("Times New Roman", 14, FontStyle.Italic), whiteBrush, rect, format);
            }
            else
            {
                gDice.DrawString(randomNumber.ToString(), font, whiteBrush, rect, format);
            }
            return diceBitmap;
        }

        public override void Draw(Graphics g, TimeRuler ruler)
        {
            if (ruler.Orientation == enumOrientation.orHorizontal)
            {
                int iSecondPos = ruler.ScaleValueToPixel((double) _StartMillisecond);
                int x = iSecondPos - 1;
                int y1 = ruler.HeaderOffset/2, y2 = ruler.Height;
                g.DrawLine(new Pen(new SolidBrush(this.Color), 3), x, y1, x, y2);

                Point left = new Point(iSecondPos - y1, 1);
                Point right = new Point(iSecondPos + y1, 1);
                Point bottom = new Point(iSecondPos, ruler.HeaderOffset/2);
                Point[] trianglePoints = {left, right, bottom};
                g.FillPolygon(new SolidBrush(this.Color), trianglePoints, System.Drawing.Drawing2D.FillMode.Winding);

                g.DrawPolygon(new Pen(new SolidBrush(ruler.ForeColor)), trianglePoints);
            }
            else
            {
                int iSecondPos = ruler.ScaleValueToPixel((double) _StartMillisecond);
                int y = iSecondPos - 1;
                int x1 = ruler.HeaderOffset/2, x2 = ruler.Height;
                g.DrawLine(new Pen(new SolidBrush(this.Color), 3), x1, y, x2, y);

                Point left = new Point(1, iSecondPos - x1);
                Point right = new Point(1, iSecondPos + x1);
                Point bottom = new Point(ruler.HeaderOffset/2, iSecondPos);
                Point[] trianglePoints = {left, right, bottom};
                g.FillPolygon(new SolidBrush(this.Color), trianglePoints, System.Drawing.Drawing2D.FillMode.Winding);

                g.DrawPolygon(new Pen(new SolidBrush(ruler.ForeColor)), trianglePoints);
            }
        }

		public override void Draw(Graphics graphics)
		{
			if (graphics == null) return;
			graphics.FillPolygon (Brushes.DarkGoldenrod, lightningPoints2);
			graphics.FillPolygon (Brushes.DarkGoldenrod, lightningPoints3);
			graphics.FillPolygon (Brushes.DarkGoldenrod, lightningPoints4);
			graphics.FillPolygon (Brushes.Gold, lightningPoints1);
		}

 public static void RepertoryImage(Graphics drawDestination, MessageStyle style, MscStyle style2)
 {
     StringFormat itemStringFormat = new StringFormat();
     RectangleF itemBox = new RectangleF(10, 28, 60, 15);
     Pen pen = new Pen(Color.Black);
     float[] pattern = {3f,3f};
     itemStringFormat.Alignment = StringAlignment.Center;
     drawDestination.DrawString("Message",new Font("Arial",8),Brushes.Black,itemBox,itemStringFormat);
     drawDestination.DrawLine(Pens.DarkGray,5,10,5,70);
     drawDestination.DrawLine(Pens.DarkGray,75,10,75,70);
     if (style2 == MscStyle.SDL){
         if((style == MessageStyle.Normal)||(style == MessageStyle.Synchron)){
             drawDestination.DrawLine(Pens.Black,5,40,75,40);
             PointF[] messagePolygon = new PointF[3];
             messagePolygon[0] = new PointF(5, 40);
             messagePolygon[1] = new PointF(5+8, 40-4);
             messagePolygon[2] = new PointF(5+8, 40+4);
             drawDestination.FillPolygon(Brushes.Black,messagePolygon);
         }
         else if (style == MessageStyle.Dashed){
             pen.DashStyle = System.Drawing.Drawing2D.DashStyle.Custom;
             pen.DashPattern = pattern;
             drawDestination.DrawLine(pen,5,40,75,40);
             PointF[] messagePolygon = new PointF[3];
             messagePolygon[0] = new PointF(5, 40);
             messagePolygon[1] = new PointF(5+8, 40-4);
             messagePolygon[2] = new PointF(5+8, 40+4);
             drawDestination.FillPolygon(Brushes.Black,messagePolygon);
             pen.DashStyle = System.Drawing.Drawing2D.DashStyle.Solid;
         }
     }
     else if(style2 == MscStyle.UML2){
         if( style == MessageStyle.Normal){
             drawDestination.DrawLine(Pens.Black,5,40,75,40);
             drawDestination.DrawLine(Pens.Black,5,40,5+8, 40-4);
             drawDestination.DrawLine(Pens.Black,5,40,5+8, 40+4);
         }
         else if( style == MessageStyle.Dashed){
             pen.DashStyle = System.Drawing.Drawing2D.DashStyle.Custom;
             pen.DashPattern = pattern;
             drawDestination.DrawLine(pen,5,40,75,40);
             pen.DashStyle = System.Drawing.Drawing2D.DashStyle.Solid;
             drawDestination.DrawLine(Pens.Black,5,40,5+8, 40-4);
             drawDestination.DrawLine(Pens.Black,5,40,5+8, 40+4);
         }
         else if( style == MessageStyle.Synchron){
             drawDestination.DrawLine(Pens.Black,5,40,75,40);
             PointF[] messagePolygon = new PointF[3];
             messagePolygon[0] = new PointF(5, 40);
             messagePolygon[1] = new PointF(5+8, 40-4);
             messagePolygon[2] = new PointF(5+8, 40+4);
             drawDestination.FillPolygon(Brushes.Black,messagePolygon);
         }
     }
     pen.Dispose();
     itemStringFormat.Dispose();
 }

        public static void Draw(Graphics g)
        {
            Point[] p = { new Point(240, 110), new Point(440, 110), new Point(510, 150), new Point(300, 150) };
            TextureBrush tBrush = new TextureBrush(Image.FromFile(@"Images\0073.jpg"));
            g.FillPolygon(tBrush, p);

            Point[] p1 = { new Point(240, 110), new Point(300, 150), new Point(300, 360), new Point(240, 310) };
            HatchBrush hBrush = new HatchBrush(HatchStyle.DashedDownwardDiagonal, Color.Violet, Color.White);
            g.FillPolygon(hBrush, p1);
        }

        private void Form1_Paint(object sender, PaintEventArgs e)
        {
            g = e.Graphics;

            Point[] Triangle =
            {
                new Point (100, 5),
                new Point(33, 108),
                new Point(167, 108),
            };
            g.DrawPolygon(p, Triangle);
            g.FillPolygon(b, Triangle);

            g.DrawRectangle(p, 33, 108, 134, 100);
            g.FillRectangle(b, 33, 108, 134, 100);
            
            g.FillEllipse(new SolidBrush(Color.Red), 85, 68, 30, 30);

            Point[] Door =
            {
                new Point(124, 167),
                new Point(124, 208),
                new Point(167, 167),
                new Point (167, 208),
            };
            g.DrawRectangle(p, 124, 167, 42, 41);
            g.FillRectangle(new SolidBrush (Color.Gray), 124, 167, 42, 41);

            g.DrawLine(p, 145, 190, 150, 190);

            g.DrawRectangle(p, 33, 130, 35, 35);
            g.FillRectangle(new SolidBrush(Color.White), 33, 130, 35, 35);
            g.DrawLine(p, 33, 148, 68, 148);
            g.DrawLine(p, 51, 130, 51, 165);

            g.DrawLine(p2, 334, 210, 334, 165);

            Point[] PolyPoints =
            {
                new Point (334, 165),
                new Point (334, 125),
                new Point (354, 136),
                new Point (354, 156),
                new Point (334, 165),
                new Point (314, 156),
                new Point (314, 136),
                new Point (334, 125),
            };
            g.DrawPolygon(p, PolyPoints);
            g.FillPolygon(new SolidBrush(Color.Yellow), PolyPoints);
            g.DrawPolygon(new Pen(Color.Red, 3), PolyPoints);

            g.DrawLine(new Pen (Color.Red, 3), 314, 136, 354, 156);
            g.DrawLine(new Pen(Color.Red, 3), 314, 156, 354, 136);
        }

        /// <summary>
        /// Draw Function.</summary>
        /// <param name="g">Graphics for Drawing</param>
        public void Draw(Graphics g)
        {
            g.FillRectangle(Brushes.Yellow, centerIndicator);
            g.DrawRectangle(Pens.Black, centerIndicator);

            g.FillPolygon(Brushes.Yellow, leftIndicator);
            g.DrawPolygon(Pens.Black, leftIndicator);

            g.FillPolygon(Brushes.Yellow, rightIndicator);
            g.DrawPolygon(Pens.Black, rightIndicator);
        }

        public static void DrawBone(Bone b, Graphics graph, PointF rootPos, bool selected = false)
        {
            if (b.IsRoot)
            {
                if (selected)
                {
                    graph.DrawEllipse(Pens.Orange, rootPos.X - 30, rootPos.Y - 30, 60, 60);
                }
                else
                {
                    graph.DrawEllipse(Pens.Black, rootPos.X - 30, rootPos.Y - 30, 60, 60);
                }
            }
            else
            {
                PointV p0 = new PointV(b.StartPoint);
                PointV p3 = new PointV(b.EndPoint);
                PointV p1 = p3 - p0;
                PointV p2 = p1.Rotate(-0.2745);
                p1 = p1.Rotate(0.2745);
                p2.Length = p2.Length * 0.2;
                p1.Length = p1.Length * 0.2;
                p2 = p2 + p0;
                p1 = p1 + p0;
                Pen pen0 = new Pen(Color.Black);
                Brush brush0 = new SolidBrush(Color.FromArgb(180, Color.DarkGray));
                Pen pen1 = new Pen(Color.Black);
                pen1.DashStyle = System.Drawing.Drawing2D.DashStyle.Dash;
                PointF[] pts = new PointF[] { p0.Add(rootPos).Point, p1.Add(rootPos).Point,
                        p3.Add(rootPos).Point, p2.Add(rootPos).Point };
                if (selected)
                {
                    brush0 = new SolidBrush(Color.FromArgb(180, Color.Orange));
                    pen1.Color = Color.Orange;
                    pen0.Color = Color.Orange;
                    graph.DrawPolygon(pen0, pts);
                    graph.FillPolygon(brush0, pts);
                    graph.DrawLine(pen1, PointV.Add(rootPos, b.StartPoint), PointV.Add(rootPos, b.Parent.EndPoint));

                }
                else
                {
                    graph.DrawPolygon(pen0, pts);
                    graph.FillPolygon(brush0, pts);
                    graph.DrawLine(pen1, PointV.Add(rootPos, b.StartPoint), PointV.Add(rootPos, b.Parent.EndPoint));
                }

            }
        }

 public static void RepertoryImage(Graphics drawDestination)
 {
     StringFormat itemStringFormat = new StringFormat();
     RectangleF itemBox = new RectangleF(5, 15, 30, 15);
     RectangleF itemBox2 = new RectangleF(5, 35, 70, 15);
     itemStringFormat.Alignment = StringAlignment.Near;
     itemStringFormat.LineAlignment = StringAlignment.Near;
     PointF[] statePolygon = new PointF[5];
     statePolygon[0] = new PointF(5,15);
     statePolygon[1] = new PointF(40,15);
     statePolygon[2] = new PointF(40,25);
     statePolygon[3] = new PointF(35,30);
     statePolygon[4] = new PointF(5,30);
     drawDestination.FillPolygon(Brushes.White,statePolygon);
     drawDestination.DrawPolygon(Pens.LightGray,statePolygon);
     drawDestination.DrawRectangle(Pens.LightGray,5,15,70,50);
     drawDestination.DrawString("frag",new Font("Arial",8,FontStyle.Regular),Brushes.LightGray,itemBox,itemStringFormat);
     Pen rPen = new Pen(Color.Black);
     float[] pattern = {4f,4f};
     rPen.DashStyle = System.Drawing.Drawing2D.DashStyle.Custom;
     rPen.DashPattern = pattern;
     itemStringFormat.Alignment = StringAlignment.Center;
     drawDestination.DrawString("separator",new Font("Arial",8,FontStyle.Italic),Brushes.Black,itemBox2,itemStringFormat);
     drawDestination.DrawLine(rPen, 5, 50, 75, 50);
     rPen.Dispose();
     itemStringFormat.Dispose();
 }

		public void DrawGlyph(Graphics g)
		{
			if (isMouseOver)
			{
				Color fill = renderer.ColorTable.ButtonSelectedHighlight; //Color.FromArgb(35, SystemColors.Highlight);
				g.FillRectangle(new SolidBrush(fill), glyphRect);
				Rectangle borderRect = glyphRect;

				borderRect.Width--;
				borderRect.Height--;

				g.DrawRectangle(SystemPens.Highlight, borderRect);
			}

			SmoothingMode bak = g.SmoothingMode;

			g.SmoothingMode = SmoothingMode.Default;

			using (Pen pen = new Pen(Color.Black))
			{
				pen.Width = 2;

				g.DrawLine(pen, new Point(glyphRect.Left + (glyphRect.Width / 3) - 2, glyphRect.Height / 2 - 1),
					new Point(glyphRect.Right - (glyphRect.Width / 3), glyphRect.Height / 2 - 1));
			}

			g.FillPolygon(Brushes.Black, new Point[]{
                new Point(glyphRect.Left + (glyphRect.Width / 3)-2, glyphRect.Height / 2+2),
                new Point(glyphRect.Right - (glyphRect.Width / 3), glyphRect.Height / 2+2),
                new Point(glyphRect.Left + glyphRect.Width / 2-1,glyphRect.Bottom-4)});

			g.SmoothingMode = bak;
		}

 public override void Draw(Graphics g)
 {
     Brush brush = new SolidBrush(Color.Yellow);
     Rectangle rect = new Rectangle(Position.X - WIDTH / 2, Position.Y - WIDTH / 2, WIDTH,WIDTH);
     g.FillPolygon(brush, StarPoints(5, rect));
     brush.Dispose();
 }