Metis_xctg/Annotation/Measure/MeasureMulParallelLine.cs

using PaintDotNet.Annotation.Enum;
using PaintDotNet.Base.SettingModel;

using System;
using System.Collections.Generic;
using System.Drawing;
using System.Drawing.Drawing2D;
using System.Globalization;
using System.Windows.Forms;
using PaintDotNet.Base.CommTool;
using PaintDotNet.Annotation.Measure;
using System.Linq;

namespace PaintDotNet.Annotation.Measure
{
    using PointList = List<PointF>;

    /// <summary>
    /// 测量->平行线测量->多点平行线
    /// </summary>
    public class MeasureMulParallelLine : MeasureDrawObject
    {
        public PointList pointArray;
        private const string entryLength = "Length";
        private const string entryPoint = "Point";
        /// <summary>
        /// 总长度
        /// </summary>
        private double Length = 0.0;
        /// <summary>
        ///  Graphic objects for hit test
        /// </summary>
        private GraphicsPath areaPath = null;
        private Pen areaPen = null;
        private Region areaRegion = null;
        /// <summary>
        /// 测量信息矩形定义
        /// </summary>
        private RectangleF rectangleF1 = new RectangleF();
        private RectangleF rectangleF2 = new RectangleF();
        private RectangleF rectangleF3 = new RectangleF();
        private RectangleF rectangleF4 = new RectangleF();
        private RectangleF rectangleF5 = new RectangleF();
        /// <summary>
        /// 文本上用于拖动的点
        /// </summary>
        private Point pointL = new Point();
        /// <summary>
        /// 绘制限制(第一次绘制时)
        /// </summary>
        public bool pointChange = true;
        /// <summary>
        /// 区分移动文本
        /// </summary>
        private int moveKb;
        /// <summary>
        /// 绘制限制(从配置文件加载)
        /// </summary>
        public bool configurationFile = false;
        /// <summary>
        /// 绘制限制(更改属性时)
        /// </summary>
        private bool SavePointChange;
        /// <summary>
        /// 多点绘制时的文本矩形集合
        /// </summary>
        public List<RectangleF> RectangleFList = new List<RectangleF>();
        /// <summary>
        /// 绘制属性
        /// </summary>
        private string[] drawingPropertiesList;
        /// <summary>
        /// 绘制属性(克隆)
        /// </summary>
        private string[] drawingPropertiesListClone;
        private bool drawing;
        /// <summary>
        /// 旋转角度
        /// </summary>
        private double angle;
        /// <summary>
        /// 字体角度
        /// </summary>
        private double angleRotation = 0;
        private int num = 0;
        /// <summary>
        /// 属性绘制点
        /// </summary>
        private PointF rotationPoint;
        private PointF rotationPoint1;
        /// <summary>
        /// 限制绘制(绘制中)
        /// </summary>
        public bool mouseUpPointChange = false;
        /// <summary>
        /// 测量样式信息model
        /// </summary>
        private MeasureStyleModel.MeasureMulParallelLine measureStyleModel;

        public MeasureStyleModel.MeasureMulParallelLine MeasureStyleModel
        {
            set
            {
                this.measureStyleModel = value;
            }
        }

        public MeasureMulParallelLine(ISurfaceBox surfaceBox, int x1, int y1, bool clone) : base(surfaceBox)
        {
            this.objectType = DrawClass.Measure;
            this.drawToolType = DrawToolType.MeasureMulParallelLine;

            measureStyleModel = surfaceBox.GetMeasureStyleModel().measureMulParallelLine;
            pointArray = new PointList();
            startPoint.X = x1;
            startPoint.Y = y1;
            if (clone)
            {
                drawing = true;
                pointArray.Add(new Point(x1, y1));
            }
            this.measurementUnit = (MeasurementUnit)System.Enum.Parse(typeof(MeasurementUnit), surfaceBox.GetPxPerUnit()[0]);
            this.unitString = surfaceBox.GetPxPerUnit()[1];
            this.unit = surfaceBox.GetPxPerUnit()[2];
            
            Initialize();
        }
        /// <summary>
        /// 测量属性
        /// </summary>
        /// <returns></returns>
        public override Dictionary<System.Enum, object> GetData()
        {
            if (data.ContainsKey(MeasureAttributes.MeasureMethod))
                data[MeasureAttributes.MeasureMethod] = PdnResources.GetString("Menu.MeasureAction.ParallelLines.Text");
            else
                data.Add(MeasureAttributes.MeasureMethod, PdnResources.GetString("Menu.MeasureAction.ParallelLines.Text"));

            if (data.ContainsKey(MeasureAttributes.MeasureUnitCN))
                data[MeasureAttributes.MeasureUnitCN] = this.unitString;
            else
                data.Add(MeasureAttributes.MeasureUnitCN, this.unitString);

            if (data.ContainsKey(MeasureAttributes.MeasureUnitEN))
                data[MeasureAttributes.MeasureUnitEN] = this.unit;
            else
                data.Add(MeasureAttributes.MeasureUnitEN, this.unit);

            if (data.ContainsKey(MeasureAttributes.PixelStartX))
                data[MeasureAttributes.PixelStartX] = startPoint.X;
            else
                data.Add(MeasureAttributes.PixelStartX, startPoint.X);

            if (data.ContainsKey(MeasureAttributes.PixelStartY))
                data[MeasureAttributes.PixelStartY] = startPoint.Y;
            else
                data.Add(MeasureAttributes.PixelStartY, startPoint.Y);

            if (data.ContainsKey(MeasureAttributes.PhysicalStartX))
                data[MeasureAttributes.PhysicalStartX] = Math.Round(startPoint.X * unitLength, decimalPlaces);
            else
                data.Add(MeasureAttributes.PhysicalStartX, Math.Round(startPoint.X * unitLength, decimalPlaces));

            if (data.ContainsKey(MeasureAttributes.PhysicalStartY))
                data[MeasureAttributes.PhysicalStartY] = Math.Round(startPoint.Y * unitLength, decimalPlaces);
            else
                data.Add(MeasureAttributes.PhysicalStartY, Math.Round(startPoint.Y * unitLength, decimalPlaces));

            if (data.ContainsKey(MeasureAttributes.PixelLength))
                data[MeasureAttributes.PixelLength] = Math.Round(Length, decimalPlaces);
            else
                data.Add(MeasureAttributes.PixelLength, Math.Round(Length, decimalPlaces));

            string s = Math.Round(Length * unitLength, decimalPlaces).ToString();
            if (s.IndexOf(".") == -1)
            {
                for (int i = 0; i < decimalPlaces; i++)
                {
                    if (i == 0)
                        s += ".";
                    s += "0";
                }
            }
            else
            {
                int a = s.Length - s.IndexOf(".") - 1;
                if (a < decimalPlaces)
                {
                    for (int i = 0; i < decimalPlaces - a; i++)
                    {
                        s += "0";
                    }
                }
            }
            if (data.ContainsKey(MeasureAttributes.PhysicalLength))
                data[MeasureAttributes.PhysicalLength] = s;
            else
                data.Add(MeasureAttributes.PhysicalLength, s);

            if (data.ContainsKey(MeasureAttributes.PixelAverageDistance))
                data[MeasureAttributes.PixelAverageDistance] = Math.Round(Length / (pointArray.Count - 2), decimalPlaces);
            else
                data.Add(MeasureAttributes.PixelAverageDistance, Math.Round(Length / (pointArray.Count - 2), decimalPlaces));

             s = Math.Round(Length / (pointArray.Count - 2) * unitLength, decimalPlaces).ToString();
            if (s.IndexOf(".") == -1)
            {
                for (int i = 0; i < decimalPlaces; i++)
                {
                    if (i == 0)
                        s += ".";
                    s += "0";
                }
            }
            else
            {
                int a = s.Length - s.IndexOf(".") - 1;
                if (a < decimalPlaces)
                {
                    for (int i = 0; i < decimalPlaces - a; i++)
                    {
                        s += "0";
                    }
                }
            }
            if (data.ContainsKey(MeasureAttributes.PhysicalAverageDistance))
                data[MeasureAttributes.PhysicalAverageDistance] = s;
            else
                data.Add(MeasureAttributes.PhysicalAverageDistance, s);

            return data;
        }
        public MeasureMulParallelLine(ISurfaceBox surfaceBox, List<PointF> points, ParentStyleModel parentStyleModel, Object content) : base()
        {
            this.objectType = DrawClass.Measure;
            this.drawToolType = DrawToolType.MeasureMulParallelLine;
            this.ISurfaceBox = surfaceBox;
            measureStyleModel = (MeasureStyleModel.MeasureMulParallelLine)parentStyleModel;
            pointArray = DrawRulerHelper.DeepCopyListByReflect(points);
            startPoint = points[0];
            this.measurementUnit = (MeasurementUnit)System.Enum.Parse(typeof(MeasurementUnit), surfaceBox.GetPxPerUnit()[0]);
            this.unitString = surfaceBox.GetPxPerUnit()[1];
            this.unit = surfaceBox.GetPxPerUnit()[2];
            
            for (int i = 0; i < (points.Count - 2) * 6; i++)
            {
                this.RectangleFList.Add(new RectangleF());
            }
            this.configurationFile = true;
        }

        /// <summary>
        /// Clone this instance
        /// </summary>
        public override DrawObject Clone()
        {
            MeasureMulParallelLine drawPolygon = new MeasureMulParallelLine(ISurfaceBox, (int)pointArray[0].X, (int)pointArray[0].Y, false);
            drawPolygon.ISurfaceBox = ISurfaceBox;
            foreach (PointF p in this.pointArray)
            {
                drawPolygon.pointArray.Add(p);
            }
            if (drawingPropertiesList != null)
                drawPolygon.drawingPropertiesListClone = drawingPropertiesList;
            foreach (var rectangleF in RectangleFList)
            {
                drawPolygon.RectangleFList.Add(rectangleF);
            }
            FillDrawObjectFields(drawPolygon);
            return drawPolygon;
        }

        public override DrawObject Clone(ISurfaceBox surfaceBox)
        {
            MeasureMulParallelLine drawPolygon = new MeasureMulParallelLine(surfaceBox, this.GetPoints(), this.measureStyleModel, null);
            if (drawingPropertiesList != null)
                drawPolygon.drawingPropertiesListClone = drawingPropertiesList;
            drawPolygon.RectangleFList = DrawRulerHelper.DeepCopyListByReflect(RectangleFList);
            FillDrawObjectFields(drawPolygon);
            return drawPolygon;
        }

        public override void Draw(Graphics g)
        {
            lengthParagraphs = new List<string>();
            drawingProperties.TryGetValue(this.drawToolType, out drawingPropertiesList);
            if (drawingPropertiesList == null)
            {
                drawingPropertiesList = drawingPropertiesListClone;
                if (!this.drawing)
                    this.configurationFile = true;
            }
            pointChangeObject.TryGetValue(this.drawToolType, out SavePointChange);
            Font textfont1 = new Font(measureStyleModel.font, measureStyleModel.fontSize);
            Brush textbrush1 = new SolidBrush(Color.FromArgb(measureStyleModel.textColor));
            double allLength = 0.0;
            SizeF sizeF = new SizeF();
            measureStyleModel = this.ISurfaceBox.GetMeasureStyleModel().measureMulParallelLine;

            int a1 = 0;
            int a2 = 1;
            int a3 = 2;
            int a4 = 3;
            int a5 = 4;
            int a6 = 5;
            RectangleF rectangleF;

            string frontStr = string.Empty;

            if (this.measureStyleModel.showSuffix)
            {
                frontStr = this.measureStyleModel.suffixName;
            }

            if (this.measureStyleModel.showSerial)
            {
                #region [获取序号]

                List<DrawObject> newGraphicsList = new List<DrawObject>();

                int n = ISurfaceBox.GraphicsList.Count;

                int num = 0;

                for (int i = n - 1; i >= 0; i--)
                {
                    newGraphicsList.Add(ISurfaceBox.GraphicsList[i].Clone());
                }

                var newGraphics = newGraphicsList.Where(m => m.ID.Equals(this.ID)).FirstOrDefault();

                if (newGraphics != null)
                {
                    num = newGraphicsList.IndexOf(newGraphics) + 1;
                }

                #endregion

                frontStr = $"[{ num }]{frontStr}";
            }

            if (this.measureStyleModel.showAlias)
            {

                frontStr = this.measureStyleModel.aliasName + frontStr;
            }

            for (int a = 1; a <= HandleCount - 2; a++)
            {
                if (HandleCount - 1 >= 2)
                {
                    Font textfont = new Font(measureStyleModel.font, measureStyleModel.fontSize);
                    Brush textbrush = new SolidBrush(Color.FromArgb(measureStyleModel.textColor));
                    g.SmoothingMode = SmoothingMode.AntiAlias;
                    Color color = Color.FromArgb(this.measureStyleModel.lineColor);
                    Pen pen = new Pen(color, this.measureStyleModel.lineWidth);
                    pen.DashStyle = (DashStyle)this.measureStyleModel.lineStyle;

                    if (this.Selected)
                    {
                        if (measureStyleModel.chooseStyle != null)
                        {
                            textfont = new Font(measureStyleModel.chooseStyle.font, measureStyleModel.chooseStyle.fontSize);
                            textbrush = new SolidBrush(Color.FromArgb(measureStyleModel.chooseStyle.textColor));
                            pen = new Pen(Color.FromArgb(measureStyleModel.chooseStyle.lineColor), measureStyleModel.chooseStyle.lineWidth);
                            pen.DashStyle = (DashStyle)measureStyleModel.chooseStyle.lineStyle;
                        }
                    }

                    if (!this.Selected)
                    {
                        this.pointChange = true;
                        rectangleF1 = new RectangleF();
                        rectangleF2 = new RectangleF();
                        rectangleF3 = new RectangleF();
                        rectangleF4 = new RectangleF();
                        rectangleF5 = new RectangleF();
                    }

                    Matrix mtxSave = g.Transform;
                    Matrix matrix = g.Transform;
                    if (HandleCount - 1 == 2)
                    {
                        g.DrawLine(pen, pointArray[0], pointArray[1]);
                    }
                        if (HandleCount - 1 >= 3)
                    {
                        // 垂足坐标
                        PointF footPoint = new PointF();
                        footPoint = BasicCalculationHelper.GetDropFeet(pointArray[1], pointArray[0], pointArray[a]);
                        //计算需要旋转的角度
                        double angleRotate = BasicCalculationHelper.Angle(footPoint, pointArray[a   ], new PointF(footPoint.X, pointArray[a].Y));

                        // 点到直线距离
                        double length = BasicCalculationHelper.GetDistance(footPoint, pointArray[a], 10);
                        // 第二个点与X轴的夹角
                        double point2ToX = Math.Round(BasicCalculationHelper.AngleText(pointArray[0],
                            new PointF(pointArray[0].X + 10, pointArray[0].Y), pointArray[1]), 10);
                        // 第三个点与X轴的夹角
                        double point3ToX = Math.Round(BasicCalculationHelper.AngleText(pointArray[0],
                            new PointF(pointArray[0].X + 10, pointArray[0].Y), pointArray[a]), 10);
                        // 两点直线与X轴夹角
                        double angle = BasicCalculationHelper.AngleText(pointArray[0], new PointF(pointArray[0].X + 20, pointArray[0].Y), pointArray[1]);
                        if (point2ToX > 90)
                        {
                            point2ToX = 180 - point2ToX;
                        }
                        if (point3ToX > 90)
                        {
                            point3ToX = 180 - point3ToX;
                        }
                        if (angle > 90)
                        {
                            angle = 180 - angle;
                        }
                        //判断第二个点相对于第一个点的象限
                        float x2 = pointArray[1].X - pointArray[0].X;
                        if (x2 == 0)
                            x2 = 1;
                        float y2 = pointArray[1].Y - pointArray[0].Y;
                        if (y2 == 0)
                            y2 = 1;
                        int i2 = 0;
                        if (x2 > 0 && y2 > 0)             //第4象限
                        {
                            i2 = 4;
                        }
                        else if (x2 > 0 && y2 < 0)      //第1象限
                        {
                            i2 = 1;
                        }
                        else if (x2 < 0 && y2 < 0)       //第2象限
                        {
                            i2 = 2;
                        }
                        else if (x2 < 0 && y2 > 0)          //第3象限
                        {
                            i2 = 3;
                        }
                        //判断第三个点相对于第一个点的象限
                        float x3 = pointArray[a].X - pointArray[0].X;
                        if (x3 == 0)
                            x3 = 1;
                        float y3 = pointArray[a].Y - pointArray[0].Y;
                        if (y3 == 0)
                            y3 = 1;
                        int i3 = 0;
                        if (x3 > 0 && y3 > 0)             //第4象限
                        {
                            i3 = 4;
                        }
                        else if (x3 > 0 && y3 < 0)      //第1象限
                        {
                            i3 = 1;
                        }
                        else if (x3 < 0 && y3 < 0)       //第2象限
                        {
                            i3 = 2;
                        }
                        else if (x3 < 0 && y3 > 0)          //第3象限
                        {
                            i3 = 3;
                        }

                        double angle1 = 0.0;
                        if ((pointArray[1].Y == pointArray[0].Y) && (i3 == 1 || i3 == 2))
                        {
                            angle1 = 270;
                        }
                        else if ((pointArray[1].Y == pointArray[0].Y) && (i3 == 3 || i3 == 4))
                        {
                            angle1 = 90;
                        }
                        else if ((pointArray[1].X == pointArray[0].X) && (i3 == 1 || i3 == 4))
                        {
                            angle1 = 0;
                        }
                        else if ((pointArray[1].X == pointArray[0].X) && (i3 == 2 || i3 == 3))
                        {
                            angle1 = 180;
                        }
                        else if ((i2 == 1 && i3 == 1) || (i2 == 3 && i3 == 1))
                        {
                            if (point3ToX > point2ToX)
                            {
                                angle1 = 270 - angle;
                            }
                            else
                            {
                                angle1 = 90 - angle;
                            }
                        }
                        else if ((i2 == 1 && i3 == 2) || (i2 == 3 && i3 == 2))
                        {
                            angle1 = 270 - angle;
                        }
                        else if ((i2 == 1 && i3 == 3) || (i2 == 3 && i3 == 3))
                        {
                            if (point3ToX > point2ToX)
                            {
                                angle1 = 90 - angle;
                            }
                            else
                            {
                                angle1 = 270 - angle;
                            }
                        }
                        else if ((i2 == 1 && i3 == 4) || (i2 == 3 && i3 == 4))
                        {
                            angle1 = 90 - angle;
                        }
                        else if ((i2 == 2 && i3 == 1) || (i2 == 4 && i3 == 1))
                        {
                            angle1 = 270 + angle;
                        }
                        else if ((i2 == 2 && i3 == 2) || (i2 == 4 && i3 == 2))
                        {
                            if (point3ToX > point2ToX)
                            {
                                angle1 = 270 + angle;
                            }
                            else
                            {
                                angle1 = 90 + angle;
                            }
                        }
                        else if ((i2 == 2 && i3 == 3) || (i2 == 4 && i3 == 3))
                        {
                            angle1 = 90 + angle;
                        }
                        else if ((i2 == 2 && i3 == 4) || (i2 == 4 && i3 == 4))
                        {
                            if (point3ToX > point2ToX)
                            {
                                angle1 = 90 + angle;

                            }
                            else
                            {
                                angle1 = 270 + angle;
                            }
                        }
                        PointF point = BasicCalculationHelper.GetAnglePoint(new PointF(pointArray[0].X + (int)length,
                            pointArray[0].Y), pointArray[0], angle1);
                        PointF point1 = BasicCalculationHelper.GetAnglePoint(new PointF(pointArray[1].X + (int)length,
                            pointArray[1].Y), pointArray[1], angle1);
                        allLength = allLength + length;
                        // 长度文本显示
                        if (a > 1)
                        {
                            int offsetValuePoint = measureStyleModel.fontSize + measureStyleModel.fontSize / 2;
                            int offsetValue1Point = measureStyleModel.lineWidth * 2 / 3;
                            int offsetPoint = offsetValue1Point;
                            if (drawingPropertiesList != null)
                            {
                                // 像素长度
                                if (drawingPropertiesList.Contains(MeasureAttributes.PixelLength.ToString()))
                                {
                                    offsetPoint += offsetValuePoint;
                                }
                                // 物理长度
                                if (drawingPropertiesList.Contains(MeasureAttributes.PhysicalLength.ToString()))
                                {
                                    offsetPoint += offsetValuePoint;
                                }
                                // 像素起始点X
                                if (drawingPropertiesList.Contains(MeasureAttributes.PixelStartX.ToString()))
                                {
                                    offsetPoint += offsetValuePoint;
                                }
                                // 像素起始点Y
                                if (drawingPropertiesList.Contains(MeasureAttributes.PixelStartY.ToString()))
                                {
                                    offsetPoint += offsetValuePoint;
                                }
                                // 物理起始点X
                                if (drawingPropertiesList.Contains(MeasureAttributes.PhysicalStartX.ToString()))
                                {
                                    offsetPoint += offsetValuePoint;
                                }
                                // 物理起始点Y
                                if (drawingPropertiesList.Contains(MeasureAttributes.PhysicalStartY.ToString()))
                                {
                                    offsetPoint += offsetValuePoint;
                                }
                            }
                            PointF pointF1;
                            PointF pointF2;

                            if (angleRotate < 90)
                                pointF1 = BasicCalculationHelper.GetAnglePoint(new Point((int)footPoint.X + offsetPoint + offsetValue1Point, (int)footPoint.Y), footPoint, angleRotate - 90);
                            else
                                pointF1 = BasicCalculationHelper.GetAnglePoint(new Point((int)footPoint.X + offsetPoint + offsetValue1Point, (int)footPoint.Y), footPoint, angleRotate + 90);
                            if (angleRotate < 90)
                                pointF2 = BasicCalculationHelper.GetAnglePoint(new Point((int)pointArray[a].X + offsetPoint + offsetValue1Point, (int)pointArray[a].Y), pointArray[a], angleRotate - 90);
                            else
                                pointF2 = BasicCalculationHelper.GetAnglePoint(new Point((int)pointArray[a].X + offsetPoint + offsetValue1Point, (int)pointArray[a].Y), pointArray[a], angleRotate + 90);
                            PointF pointF3 = new PointF((pointF1.X + pointF2.X) / 2, (pointF1.Y + pointF2.Y) / 2);

                            if (measureStyleModel.linePositionP == 0)
                                this.rotationPoint1 = pointF1;
                            else if (measureStyleModel.linePositionP == 1)
                                this.rotationPoint1 = pointF3;
                            else if (measureStyleModel.linePositionP == 2)
                                this.rotationPoint1 = pointF2;
                            else if (measureStyleModel.linePositionP == 3)
                                this.rotationPoint1 = footPoint;
                            else if (measureStyleModel.linePositionP == 4)
                                this.rotationPoint1 = new PointF((footPoint.X + pointArray[a].X) / 2, (footPoint.Y + pointArray[a].Y) / 2);
                            else if (measureStyleModel.linePositionP == 5)
                                this.rotationPoint1 = pointArray[a];
                            if (angleRotate < 90)
                            {
                                matrix.RotateAt((float)angleRotate, this.rotationPoint1);
                                g.Transform = matrix;
                            }
                            else
                            {
                                angleRotate = BasicCalculationHelper.Angle(pointArray[a], footPoint, new PointF(pointArray[a].X, footPoint.Y));
                                matrix.RotateAt((float)angleRotate, this.rotationPoint1);
                                g.Transform = matrix;
                            }
                            angleRotation = angleRotate;
                            int offsetValue = measureStyleModel.fontSize + measureStyleModel.fontSize / 2;
                            int offsetValue1 = measureStyleModel.lineWidth * 2 / 3;
                            int offset = offsetValue1;
                            if (drawingPropertiesList != null)
                            {
                                if (drawingPropertiesList.Contains(MeasureAttributes.PixelLength.ToString()))
                                {
                                    rectangleF = this.RectangleFList[a1];
                                    sizeF = g.MeasureString("" + Math.Round(length, decimalPlaces) + "px", textfont1);
                                    rectangleF.Width = sizeF.Width;
                                    rectangleF.Height = sizeF.Height;
                                    if (this.pointChange || this.SavePointChange || this.mouseUpPointChange || this.mouseUpAttribute)
                                    {
                                        rectangleF.Location = new PointF((int)rotationPoint1.X + offsetValue1 - (int)sizeF.Width / 2, (int)rotationPoint1.Y + offset);
                                        offset += offsetValue;
                                        this.RectangleFList[a1] = rectangleF;
                                    }
                                    g.DrawString("" + Math.Round(length, decimalPlaces) + "px", textfont1, textbrush1, this.RectangleFList[a1]);
                                    a1 += 6;
                                }
                                else
                                {
                                    this.RectangleFList[a1] = new RectangleF();
                                    a1 += 6;
                                }
                                string s = Math.Round(length * unitLength, decimalPlaces).ToString();
                                if (s.IndexOf(".") == -1)
                                {
                                    for (int i = 0; i < decimalPlaces; i++)
                                    {
                                        if (i == 0)
                                            s += ".";
                                        s += "0";
                                    }
                                }
                                else
                                {
                                    int dic = s.Length - s.IndexOf(".") - 1;
                                    if (dic < decimalPlaces)
                                    {
                                        for (int i = 0; i < decimalPlaces - dic; i++)
                                        {
                                            s += "0";
                                        }
                                    }
                                }
                                lengthParagraphs.Add(s);
                                if (drawingPropertiesList.Contains(MeasureAttributes.PhysicalLength.ToString()))
                                {
                                    rectangleF = this.RectangleFList[a2];
                                    if (a == 2)
                                    {
                                        sizeF = g.MeasureString(frontStr + "" + s + this.unit, textfont1);
                                    }
                                    else
                                    {
                                        sizeF = g.MeasureString("" + s + this.unit, textfont1);
                                    }
                                    rectangleF.Width = sizeF.Width;
                                    rectangleF.Height = sizeF.Height;
                                    if (this.pointChange || this.SavePointChange || this.mouseUpPointChange || this.mouseUpAttribute)
                                    {
                                        rectangleF.Location = new PointF((int)rotationPoint1.X + offsetValue1 - (int)sizeF.Width / 2, (int)rotationPoint1.Y + offset);
                                        offset += offsetValue;
                                        this.RectangleFList[a2] = rectangleF;
                                    }
                                    if (a == 2)
                                    {
                                        g.DrawString(frontStr + "" + s + this.unit, textfont1, textbrush1, this.RectangleFList[a2]);
                                    }
                                    else
                                    {
                                        g.DrawString("" + s + this.unit, textfont1, textbrush1, this.RectangleFList[a2]);
                                    }
                                    a2 += 6;
                                }
                                else
                                {
                                    this.RectangleFList[a2] = new RectangleF();
                                    a2 += 6;
                                }
                                if (drawingPropertiesList.Contains(MeasureAttributes.PixelStartX.ToString()))
                                {
                                    rectangleF = this.RectangleFList[a3];
                                    sizeF = g.MeasureString("" + pointArray[a].X, textfont1);
                                    rectangleF.Width = sizeF.Width;
                                    rectangleF.Height = sizeF.Height;
                                    if (this.pointChange || this.SavePointChange || this.mouseUpPointChange || this.mouseUpAttribute)
                                    {
                                        rectangleF.Location = new PointF((int)rotationPoint1.X + offsetValue1 - (int)sizeF.Width / 2, (int)rotationPoint1.Y + offset);
                                        offset += offsetValue;
                                        this.RectangleFList[a3] = rectangleF;
                                    }
                                    g.DrawString("" + pointArray[a].X, textfont1, textbrush1, this.RectangleFList[a3]);
                                    a3 += 6;
                                }
                                else
                                {
                                    this.RectangleFList[a3] = new RectangleF();
                                    a3 += 6;
                                }
                                if (drawingPropertiesList.Contains(MeasureAttributes.PixelStartY.ToString()))
                                {
                                    rectangleF = this.RectangleFList[a4];
                                    sizeF = g.MeasureString("" + pointArray[a].Y, textfont1);
                                    rectangleF.Width = sizeF.Width;
                                    rectangleF.Height = sizeF.Height;
                                    if (this.pointChange || this.SavePointChange || this.mouseUpPointChange || this.mouseUpAttribute)
                                    {
                                        rectangleF.Location = new PointF((int)rotationPoint1.X + offsetValue1 - (int)sizeF.Width / 2, (int)rotationPoint1.Y + offset);
                                        offset += offsetValue;
                                        this.RectangleFList[a4] = rectangleF;
                                    }
                                    g.DrawString("" + pointArray[a].Y, textfont1, textbrush1, this.RectangleFList[a4]);
                                    a4 += 6;
                                }
                                else
                                {
                                    this.RectangleFList[a4] = new RectangleF();
                                    a4 += 6;
                                }
                                if (drawingPropertiesList.Contains(MeasureAttributes.PhysicalStartX.ToString()))
                                {
                                    rectangleF = this.RectangleFList[a5];
                                    sizeF = g.MeasureString("" + Math.Round(pointArray[a].X * unitLength, decimalPlaces), textfont1);
                                    rectangleF.Width = sizeF.Width;
                                    rectangleF.Height = sizeF.Height;
                                    if (this.pointChange || this.SavePointChange || this.mouseUpPointChange || this.mouseUpAttribute)
                                    {
                                        rectangleF.Location = new PointF((int)rotationPoint1.X + offsetValue1 - (int)sizeF.Width / 2, (int)rotationPoint1.Y + offset);
                                        offset += offsetValue;
                                        this.RectangleFList[a5] = rectangleF;
                                    }
                                    g.DrawString("" + Math.Round(pointArray[a].X * unitLength, decimalPlaces), textfont1, textbrush1, this.RectangleFList[a5]);
                                    a5 += 6;
                                }
                                else
                                {
                                    this.RectangleFList[a5] = new RectangleF();
                                    a5 += 6;
                                }
                                if (drawingPropertiesList.Contains(MeasureAttributes.PhysicalStartY.ToString()))
                                {
                                    rectangleF = this.RectangleFList[a6];
                                    sizeF = g.MeasureString("" + Math.Round(pointArray[a].Y * unitLength, decimalPlaces), textfont1);
                                    rectangleF.Width = sizeF.Width;
                                    rectangleF.Height = sizeF.Height;
                                    if (this.pointChange || this.SavePointChange || this.mouseUpPointChange || this.mouseUpAttribute)
                                    {
                                        rectangleF.Location = new PointF((int)rotationPoint1.X + offsetValue1 - (int)sizeF.Width / 2, (int)rotationPoint1.Y + offset);
                                        offset += offsetValue;
                                        this.RectangleFList[a6] = rectangleF;
                                    }
                                    g.DrawString("" + Math.Round(pointArray[a].Y * unitLength, decimalPlaces), textfont1, textbrush1, this.RectangleFList[a6]);
                                    a6 += 6;
                                }
                                else
                                {
                                    this.RectangleFList[a6] = new RectangleF();
                                    a6 += 6;
                                }
                            }
                        }
                        //还原为原始旋转矩阵
                        g.Transform = mtxSave;
                        g.DrawLine(pen, pointArray[a], footPoint);
                        g.DrawLine(pen, point, point1);
                        matrix.Dispose();
                        pen.Dispose();
                    }
                }
            }
            this.Length = allLength;
            int count = 0;
            if (pointArray.Count == 2)
                count = 1;
            else
                count = pointArray.Count - 2;

            Matrix mtxSave1 = g.Transform;
            Matrix matrix1 = g.Transform;
            // 旋转角度
            if(pointArray.Count > 1)
            {
                this.angle = BasicCalculationHelper.Angle(pointArray[0], pointArray[1], new PointF(pointArray[0].X, pointArray[1].Y));
                int offsetValuePoint = measureStyleModel.fontSize + measureStyleModel.fontSize / 2;
                int offsetValue1Point = measureStyleModel.lineWidth * 2 / 3;
                int offsetPoint = offsetValue1Point;
                if (drawingPropertiesList != null)
                {
                    if (drawingPropertiesList.Contains(MeasureAttributes.PixelAverageDistance.ToString()))
                    {
                        offsetPoint += offsetValuePoint;
                    }
                    if (drawingPropertiesList.Contains(MeasureAttributes.PhysicalAverageDistance.ToString()))
                    {
                        offsetPoint += offsetValuePoint;
                    }
                    // 测量方式
                    if (drawingPropertiesList.Contains(MeasureAttributes.MeasureMethod.ToString()))
                    {
                        offsetPoint += offsetValuePoint;
                    }
                    // 测量单位(中文)
                    if (drawingPropertiesList.Contains(MeasureAttributes.MeasureUnitCN.ToString()))
                    {
                        offsetPoint += offsetValuePoint;
                    }
                    // 测量单位(英文)
                    if (drawingPropertiesList.Contains(MeasureAttributes.MeasureUnitEN.ToString()))
                    {
                        offsetPoint += offsetValuePoint;
                    }
                }
                PointF pointF1;
                PointF pointF2;

                if (angle < 90)
                    pointF1 = BasicCalculationHelper.GetAnglePoint(new Point((int)pointArray[0].X + offsetPoint + offsetValue1Point, (int)pointArray[0].Y), pointArray[0], angle - 90);
                else
                    pointF1 = BasicCalculationHelper.GetAnglePoint(new Point((int)pointArray[0].X + offsetPoint + offsetValue1Point, (int)pointArray[0].Y), pointArray[0], angle + 90);
                if (angle < 90)
                    pointF2 = BasicCalculationHelper.GetAnglePoint(new Point((int)pointArray[1].X + offsetPoint + offsetValue1Point, (int)pointArray[1].Y), pointArray[1], angle - 90);
                else
                    pointF2 = BasicCalculationHelper.GetAnglePoint(new Point((int)pointArray[1].X + offsetPoint + offsetValue1Point, (int)pointArray[1].Y), pointArray[1], angle + 90);
                PointF pointF3 = new PointF((pointF1.X + pointF2.X) / 2, (pointF1.Y + pointF2.Y) / 2);

                if (measureStyleModel.linePositionL == 0)
                    this.rotationPoint = pointF1;
                else if (measureStyleModel.linePositionL == 1)
                    this.rotationPoint = pointF3;
                else if (measureStyleModel.linePositionL == 2)
                    this.rotationPoint = pointF2;
                else if (measureStyleModel.linePositionL == 3)
                    this.rotationPoint = pointArray[0];
                else if (measureStyleModel.linePositionL == 4)
                    this.rotationPoint = new PointF((pointArray[0].X + pointArray[1].X) / 2, (pointArray[0].Y + pointArray[1].Y) / 2);
                else if (measureStyleModel.linePositionL == 5)
                    this.rotationPoint = pointArray[1];
                if (this.angle < 90)
                {
                    matrix1.RotateAt((float)this.angle, rotationPoint);
                    g.Transform = matrix1;
                }
                else
                {
                    this.angle = BasicCalculationHelper.Angle(pointArray[1], pointArray[0], new PointF(pointArray[1].X, pointArray[0].Y));
                    matrix1.RotateAt((float)this.angle, rotationPoint);
                    g.Transform = matrix1;
                }
            }
            if (this.pointChange || this.SavePointChange || this.mouseUpPointChange || this.mouseUpAttribute)
            {
                int offsetValue = measureStyleModel.fontSize + measureStyleModel.fontSize / 2;
                int offsetValue1 = measureStyleModel.lineWidth * 2 / 3;
                int offset = offsetValue1;
                this.pointL = new Point((int)rotationPoint.X, (int)rotationPoint.Y);
                if (drawingPropertiesList != null)
                {
                    if (drawingPropertiesList.Contains(MeasureAttributes.PixelAverageDistance.ToString()))
                    {
                        sizeF = g.MeasureString(frontStr + Math.Round(Length / count, decimalPlaces) + "px", textfont1);
                        rectangleF4.Location = new Point((int)rotationPoint.X + offsetValue1 - (int)sizeF.Width / 2, (int)rotationPoint.Y + offset);
                        offset += offsetValue;
                    }
                    if (drawingPropertiesList.Contains(MeasureAttributes.PhysicalAverageDistance.ToString()))
                    {
                        string s = Math.Round(Length / count * unitLength, decimalPlaces).ToString();
                        if (s.IndexOf(".") == -1)
                        {
                            for (int i = 0; i < decimalPlaces; i++)
                            {
                                if (i == 0)
                                    s += ".";
                                s += "0";
                            }
                        }
                        else
                        {
                            int a = s.Length - s.IndexOf(".") - 1;
                            if (a < decimalPlaces)
                            {
                                for (int i = 0; i < decimalPlaces - a; i++)
                                {
                                    s += "0";
                                }
                            }
                        }
                        sizeF = g.MeasureString(frontStr + s + this.unit, textfont1);
                        rectangleF5.Location = new Point((int)rotationPoint.X + offsetValue1 - (int)sizeF.Width / 2, (int)rotationPoint.Y + offset);
                        offset += offsetValue;
                    }
                    if (drawingPropertiesList.Contains(MeasureAttributes.MeasureMethod.ToString()))
                    {
                        sizeF = g.MeasureString(frontStr + PdnResources.GetString("Menu.MeasureAction.ParallelLines.Text"), textfont1);
                        rectangleF1.Location = new Point((int)rotationPoint.X + offsetValue1 - (int)sizeF.Width / 2, (int)rotationPoint.Y + offset);
                        offset += offsetValue;
                    }
                    if (drawingPropertiesList.Contains(MeasureAttributes.MeasureUnitCN.ToString()))
                    {
                        sizeF = g.MeasureString(frontStr + this.unitString, textfont1);
                        rectangleF2.Location = new Point((int)rotationPoint.X + offsetValue1 - (int)sizeF.Width / 2, (int)rotationPoint.Y + offset);
                        offset += offsetValue;
                    }
                    if (drawingPropertiesList.Contains(MeasureAttributes.MeasureUnitEN.ToString()))
                    {
                        sizeF = g.MeasureString(frontStr + this.unit, textfont1);
                        rectangleF3.Location = new Point((int)rotationPoint.X + offsetValue1 - (int)sizeF.Width / 2, (int)rotationPoint.Y + offset);
                        offset += offsetValue;
                    }
                }
            }
            if (drawingPropertiesList != null)
            {
                if (drawingPropertiesList.Contains(MeasureAttributes.MeasureMethod.ToString()))
                {
                    sizeF = g.MeasureString(frontStr + PdnResources.GetString("Menu.MeasureAction.ParallelLines.Text"), textfont1);
                    rectangleF1.Width = sizeF.Width;
                    rectangleF1.Height = sizeF.Height;
                    g.DrawString(frontStr + PdnResources.GetString("Menu.MeasureAction.ParallelLines.Text"), textfont1, textbrush1, rectangleF1);
                }
                else
                {
                    rectangleF1 = new RectangleF();
                }
                if (drawingPropertiesList.Contains(MeasureAttributes.MeasureUnitCN.ToString()))
                {
                    sizeF = g.MeasureString(frontStr + this.unitString, textfont1);
                    rectangleF2.Width = sizeF.Width;
                    rectangleF2.Height = sizeF.Height;
                    g.DrawString(frontStr + this.unitString, textfont1, textbrush1, rectangleF2);
                }
                else
                {
                    rectangleF2 = new RectangleF();
                }
                if (drawingPropertiesList.Contains(MeasureAttributes.MeasureUnitEN.ToString()))
                {
                    sizeF = g.MeasureString(frontStr + this.unit, textfont1);
                    rectangleF3.Width = sizeF.Width;
                    rectangleF3.Height = sizeF.Height;
                    g.DrawString(frontStr + this.unit, textfont1, textbrush1, rectangleF3);
                }
                else
                {
                    rectangleF3 = new RectangleF();
                }
                if (drawingPropertiesList.Contains(MeasureAttributes.PixelAverageDistance.ToString()))
                {
                    sizeF = g.MeasureString(frontStr + Math.Round(Length / count, decimalPlaces) + "px", textfont1);
                    rectangleF4.Width = sizeF.Width;
                    rectangleF4.Height = sizeF.Height;
                    g.DrawString(frontStr + Math.Round(Length / count, decimalPlaces) + "px", textfont1, textbrush1, rectangleF4);
                }
                else
                {
                    rectangleF4 = new RectangleF();
                }
                if (drawingPropertiesList.Contains(MeasureAttributes.PhysicalAverageDistance.ToString()))
                {
                    string s = Math.Round(Length / count * unitLength, decimalPlaces).ToString();
                    if (s.IndexOf(".") == -1)
                    {
                        for (int i = 0; i < decimalPlaces; i++)
                        {
                            if (i == 0)
                                s += ".";
                            s += "0";
                        }
                    }
                    else
                    {
                        int a = s.Length - s.IndexOf(".") - 1;
                        if (a < decimalPlaces)
                        {
                            for (int i = 0; i < decimalPlaces - a; i++)
                            {
                                s += "0";
                            }
                        }
                    }


                    sizeF = g.MeasureString(frontStr + s + this.unit , textfont1);
                    rectangleF5.Width = sizeF.Width;
                    rectangleF5.Height = sizeF.Height;
                    g.DrawString(frontStr + s + this.unit, textfont1, textbrush1, rectangleF5);
                }
                else
                {
                    rectangleF5 = new RectangleF();
                }
            }
            g.Transform = mtxSave1;
            matrix1.Dispose();
            if (this.configurationFile)
                this.pointChange = false;
            this.mouseUpAttribute = false;
            pointChangeObject.Remove(this.drawToolType);
        }
        /// 停止绘制时
        /// </summary>
        /// <param name="up"></param>
        public override void MouseUp(bool up)
        {
            mouseUpPointChange = up;
        }
        public void AddPoint(Point point)
        {
            pointArray.Add(point);
        }

        public override int HandleCount
        {
            get
            {
                return pointArray.Count + 1;
            }
        }

        /// <summary>
        /// Get handle pointscroll by 1-based number
        /// </summary>
        /// <param name="handleNumber"></param>
        /// <returns></returns>
        public override PointF GetHandle(int handleNumber)
        {
            if (handleNumber < 1)
                handleNumber = 1;

            if (handleNumber > pointArray.Count && handleNumber != pointArray.Count + 1)
                handleNumber = pointArray.Count;
            if (handleNumber == pointArray.Count + 1)
                return this.pointL;
            else
                return pointArray[handleNumber - 1];
        }

        public override Cursor GetHandleCursor(int handleNumber)
        {
            return handleCursor;
        }

        public override void MoveHandleTo(Point point, int handleNumber)
        {
            if (handleNumber < 1)
                handleNumber = 1;

            if (handleNumber > pointArray.Count && handleNumber != pointArray.Count + 1)
                handleNumber = pointArray.Count;
            if (handleNumber == pointArray.Count + 1)
            {
                if (this.moveKb == 1 || this.moveKb == 2 || this.moveKb == 3 || this.moveKb == 4 || this.moveKb == 5)
                {
                    point = SetOffsetAfterRotation(point, rotationPoint, angle);
                    if (this.moveKb == 1)
                        this.rectangleF1.Offset(point.X - this.pointL.X, point.Y - this.pointL.Y);
                    else if (this.moveKb == 2)
                        this.rectangleF2.Offset(point.X - this.pointL.X, point.Y - this.pointL.Y);
                    else if (this.moveKb == 3)
                        this.rectangleF3.Offset(point.X - this.pointL.X, point.Y - this.pointL.Y);
                    else if (this.moveKb == 4)
                        this.rectangleF4.Offset(point.X - this.pointL.X, point.Y - this.pointL.Y);
                    else if (this.moveKb == 5)
                        this.rectangleF5.Offset(point.X - this.pointL.X, point.Y - this.pointL.Y);
                }
                else
                {
                    for (int i = 0; i < this.RectangleFList.Count; i++)
                    {
                        num = i / 6;
                        if (num + 2 < pointArray.Count)
                        {
                            RectangleF rectangleF = this.RectangleFList[i];
                            if (this.moveKb == -i)
                            {
                                point = SetOffsetAfterRotation(point, pointArray[num + 2], angleRotation);
                                rectangleF.Offset(point.X - this.pointL.X, point.Y - this.pointL.Y);
                                this.RectangleFList[i] = rectangleF;
                                break;
                            }
                        }
                    }
                }
                this.pointL = point;
            }
            else
            {
                this.mouseUpPointChange = true;
                if (handleNumber != 1)
                {
                    for (int i = 1; i <= this.RectangleFList.Count; i++)
                    {
                        if (i == handleNumber && handleNumber != 2)
                        {
                            RectangleF rectangleF = this.RectangleFList[i * 6 - 18];
                            rectangleF.Offset(point.X - this.pointArray[i - 1].X, point.Y - this.pointArray[i - 1].Y);
                            this.RectangleFList[i * 6 - 18] = rectangleF;
                            rectangleF = this.RectangleFList[i * 6 - 17];
                            rectangleF.Offset(point.X - this.pointArray[i - 1].X, point.Y - this.pointArray[i - 1].Y);
                            this.RectangleFList[i * 6 - 17] = rectangleF;
                            rectangleF = this.RectangleFList[i * 6 - 16];
                            rectangleF.Offset(point.X - this.pointArray[i - 1].X, point.Y - this.pointArray[i - 1].Y);
                            this.RectangleFList[i * 6 - 16] = rectangleF;
                            rectangleF = this.RectangleFList[i * 6 - 15];
                            rectangleF.Offset(point.X - this.pointArray[i - 1].X, point.Y - this.pointArray[i - 1].Y);
                            this.RectangleFList[i * 6 - 15] = rectangleF;
                            rectangleF = this.RectangleFList[i * 6 - 14];
                            rectangleF.Offset(point.X - this.pointArray[i - 1].X, point.Y - this.pointArray[i - 1].Y);
                            this.RectangleFList[i * 6 - 14] = rectangleF;
                            rectangleF = this.RectangleFList[i * 6 - 13];
                            rectangleF.Offset(point.X - this.pointArray[i - 1].X, point.Y - this.pointArray[i - 1].Y);
                            this.RectangleFList[i * 6 - 13] = rectangleF;
                        }
                    }
                }
                else
                {
                    this.rectangleF1.Offset(point.X - this.rotationPoint.X, point.Y - this.rotationPoint.Y);
                    this.rectangleF2.Offset(point.X - this.rotationPoint.X, point.Y - this.rotationPoint.Y);
                    this.rectangleF3.Offset(point.X - this.rotationPoint.X, point.Y - this.rotationPoint.Y);
                    this.rectangleF4.Offset(point.X - this.rotationPoint.X, point.Y - this.rotationPoint.Y);
                    this.rectangleF5.Offset(point.X - this.rotationPoint.X, point.Y - this.rotationPoint.Y);
                }
                pointArray[handleNumber - 1] = point;
            }
            this.startPoint = pointArray[0];
            Invalidate();
        }

        public override void Move(int deltaX, int deltaY)
        {
            int n = pointArray.Count;
            for (int i = 0; i < n; i++)
            {
                PointF point = new PointF(pointArray[i].X + ISurfaceBox.UnscaleScalar(deltaX), pointArray[i].Y + ISurfaceBox.UnscaleScalar(deltaY));

                pointArray[i] = point;
            }
            this.startPoint = pointArray[0];
            int x = ISurfaceBox.UnscaleScalar(deltaX);
            int y = ISurfaceBox.UnscaleScalar(deltaY);
            pointL.X += x;
            pointL.Y += y;
            this.rectangleF1.Offset(x, y);
            this.rectangleF2.Offset(x, y);
            this.rectangleF3.Offset(x, y);
            this.rectangleF4.Offset(x, y);
            this.rectangleF5.Offset(x, y);
            for (int i = 0; i < this.RectangleFList.Count; i++)
            {
                RectangleF rectangleF = this.RectangleFList[i];
                rectangleF.Offset(x, y);
                this.RectangleFList[i] = rectangleF;
            }
            Invalidate();
        }

        /// <summary>
        /// 用于创建一个路径或者是闭合的范围
        /// 用于响应点击选中
        /// 需要咨询用户是仅点击线还是矩形选择
        /// </summary>
        protected virtual void CreateObjects()
        {
            if (AreaPath != null)
                return;

            AreaPath = new GraphicsPath();
            AreaPath.AddRectangle(GetBoundingBox());
            AreaPath.CloseFigure();
            AreaRegion = new Region(AreaPath);
        }

        /// <summary>
        /// Invalidate object.
        /// When object is invalidated, path used for hit test
        /// is released and should be created again.
        /// </summary>
        protected void Invalidate()
        {
            if (AreaPath != null)
            {
                AreaPath.Dispose();
                AreaPath = null;
            }

            if (AreaPen != null)
            {
                AreaPen.Dispose();
                AreaPen = null;
            }

            if (AreaRegion != null)
            {
                AreaRegion.Dispose();
                AreaRegion = null;
            }
        }
        protected GraphicsPath AreaPath
        {
            get
            {
                return areaPath;
            }
            set
            {
                areaPath = value;
            }
        }

        protected Pen AreaPen
        {
            get
            {
                return areaPen;
            }
            set
            {
                areaPen = value;
            }
        }

        protected Region AreaRegion
        {
            get
            {
                return areaRegion;
            }
            set
            {
                areaRegion = value;
            }
        }

        /// <summary>
        /// Draw tracker for selected object
        /// </summary>
        /// <param name="g"></param>
        public override void DrawTracker(Graphics g)
        {
            if (!Selected)
                return;

            SolidBrush brush = new SolidBrush(Color.FromArgb(MarkpointAreaColor));
            Pen pen = new Pen(Color.FromArgb(MarkpointLineColor), MarkpointLineWidth);
            for (int i = 1; i <= HandleCount; i++)
            {
                if (i == HandleCount)
                {
                    brush = new SolidBrush(Color.Transparent);
                    pen = new Pen(Color.Transparent);
                }
                switch (MarkpointStyle)
                {
                    case 0:
                        g.FillRectangle(brush, GetHandleRectangle(i));
                        g.DrawRectangle(pen, GetHandleRectangle(i));
                        break;
                    case 1:
                        g.FillEllipse(brush, GetHandleRectangle(i));
                        g.DrawEllipse(pen, GetHandleRectangle(i));
                        break;
                    case 2:
                        g.FillPolygon(brush, GetHandlePoint(i));
                        g.DrawPolygon(pen, GetHandlePoint(i));
                        break;
                }
            }
            pen.Dispose();
            brush.Dispose();
            RectangleF r = GetBoundingBox();
            //g.DrawRectangle(new Pen(Color.White), r.X, r.Y, r.Width, r.Height);
        }

        /// <summary>
        /// Hit test.
        /// Return value: -1 - no hit
        ///                0 - hit anywhere
        ///                > 1 - handle number
        /// </summary>
        /// <param name="pointscroll"></param>
        /// <returns></returns>
        public override int HitTest(Point point)
        {
            if (Selected)
            {
                for (int i = 1; i <= HandleCount; i++)
                {
                    if (GetHandleRectangle(i).Contains(point))
                        return i;
                }
                if (GetRectanglePosition(this.rectangleF1, point, rotationPoint, angle))
                {
                    this.pointL = SetOffsetAfterRotation(point, rotationPoint, angle);
                    moveKb = 1;
                    return this.pointArray.Count + 1;
                }
                else if (GetRectanglePosition(this.rectangleF2, point, rotationPoint, angle))
                {
                    this.pointL = SetOffsetAfterRotation(point, rotationPoint, angle);
                    moveKb = 2;
                    return this.pointArray.Count + 1;
                }
                else if (GetRectanglePosition(this.rectangleF3, point, rotationPoint, angle))
                {
                    this.pointL = SetOffsetAfterRotation(point, rotationPoint, angle);
                    moveKb = 3;
                    return this.pointArray.Count + 1;
                }
                else if (GetRectanglePosition(this.rectangleF4, point, rotationPoint, angle))
                {
                    this.pointL = SetOffsetAfterRotation(point, rotationPoint, angle);
                    moveKb = 4;
                    return this.pointArray.Count + 1;
                }
                else if (GetRectanglePosition(this.rectangleF5, point, rotationPoint, angle))
                {
                    this.pointL = SetOffsetAfterRotation(point, rotationPoint, angle);
                    moveKb = 5;
                    return this.pointArray.Count + 1;
                }
                for (int i = 0; i < this.RectangleFList.Count; i++)
                {
                    num = i / 6;
                    if (num + 2 < pointArray.Count)
                    {
                        RectangleF rectangleF = this.RectangleFList[i];
                        if (GetRectanglePosition(rectangleF, point, pointArray[num + 2], angleRotation))
                        {
                            this.pointL = SetOffsetAfterRotation(point, pointArray[num + 2], angleRotation);
                            moveKb = -i;
                            return this.pointArray.Count + 1;
                        }
                    }
                }
            }

            if (PointInObject(point))
                return 0;

            return -1;
        }

        protected override bool PointInObject(Point point)
        {
            CreateObjects();

            return AreaRegion.IsVisible(point);
        }
        public override bool IntersectsWith(Rectangle rectangle)
        {
            CreateObjects();

            return AreaRegion.IsVisible(rectangle);
        }
        public override RectangleF GetBoundingBox()
        {
            float minx = 0, maxx = 0, miny = 0, maxy = 0;
            for (int i = 0; i < pointArray.Count; i++)
            {
                if (i == 0)
                {
                    minx = maxx = pointArray[i].X;
                    miny = maxy = pointArray[i].Y;
                }
                else
                {
                    if (pointArray[i].X > maxx) maxx = pointArray[i].X;
                    if (pointArray[i].X < minx) minx = pointArray[i].X;
                    if (pointArray[i].Y > maxy) maxy = pointArray[i].Y;
                    if (pointArray[i].Y < miny) miny = pointArray[i].Y;
                }
            }
            return new RectangleF(minx, miny, maxx - minx, maxy - miny);
        }

        internal void setNextPoint(Point p)
        {
            AddPoint(p);
            //startPoint = endPoint;
            //endPoint = p;
        }

        internal void setEndPoint(Point p)
        {
            endPoint = p;
        }
        public override List<PointF> GetPoints()
        {
            return pointArray;
        }

        public override ParentStyleModel GetStyle()
        {
            return measureStyleModel;
        }
    }
}