/// <summary>
        /// 放大时画图函数
        /// </summary>
        /// <param name="list"></param>
        /// <returns></returns>
        private bool Plot(List <List <Point> > list)
        {
            Paint paint = new Paint();
            List <List <Point> > tempPointsList = new List <List <Point> >();
            List <Visual>        tempVisualList = new List <Visual>();

            if (flag == 1)//这个if为根据标志位和新的序列重绘图像
            {
                tempPointsList = CoordinateTransformDb(list);
                for (int i = 0; i < tempPointsList.Count; i++)
                {
                    tempVisualList.Add(paint.DrawVisual(tempPointsList[i], true, false, LineType.Bezier, new Pen(color.colors[i], 1.3)));
                }
            }
            else if (flag == 2)
            {
                tempPointsList = CoordinateTransformRs(list);
                for (int i = 0; i < tempPointsList.Count; i++)
                {
                    tempVisualList.Add(paint.DrawVisual(tempPointsList[i], true, false, LineType.Bezier, new Pen(color.colors[i], 1.3)));
                }
            }
            else if (flag == 3)
            {
                tempPointsList = CoordinateTransformError(list);
                for (int i = 0; i < tempPointsList.Count; i++)
                {
                    tempVisualList.Add(paint.DrawVisual(tempPointsList[i], true, false, LineType.Bezier, new Pen(color.colors[i], 1.3)));
                }
            }
            else if (flag == 4)
            {
                tempPointsList = CoordinateTransformRs(list);
                for (int i = 0; i < tempPointsList.Count; i++)
                {
                    tempVisualList.Add(paint.DrawVisual(tempPointsList[i], true, false, LineType.Bezier, new Pen(color.colors[i], 1.3)));
                }
            }
            else if (flag == 5)
            {
                tempPointsList = CoordinateTransformRs(list);
                for (int i = 0; i < tempPointsList.Count; i++)
                {
                    tempVisualList.Add(paint.DrawVisual(tempPointsList[i], true, false, LineType.Bezier, new Pen(color.colors[i], 1.3)));
                }
            }
            else if (flag == 6)
            {
                tempPointsList = CoordinateTransformError(list);
                for (int i = 0; i < tempPointsList.Count; i++)
                {
                    tempVisualList.Add(paint.DrawVisual(tempPointsList[i], true, false, LineType.Bezier, new Pen(color.colors[i / 2], 1.3)));
                }
            }
            //重绘图像
            drawingCanvas.RemoveAll();
            foreach (var visual in tempVisualList)
            {
                drawingCanvas.AddVisual(visual);
            }
            RuntimeVisualList = tempVisualList;

            //重新设定x坐标轴
            graphicContext.LabelX_0 = xMin.ToString("f");//只保留小数点后两位
            graphicContext.LabelX_1 = (xMin + gapX).ToString("f");
            graphicContext.LabelX_2 = (xMin + 2 * gapX).ToString("f");
            graphicContext.LabelX_3 = (xMin + 3 * gapX).ToString("f");
            graphicContext.LabelX_4 = (xMin + 4 * gapX).ToString("f");
            graphicContext.LabelX_5 = (xMin + 5 * gapX).ToString("f");
            graphicContext.LabelX_6 = (xMin + 6 * gapX).ToString("f");

            return(true);
        }
        /// <summary>
        /// 程序开始直接调用画出原始图像
        /// </summary>
        /// <param name="yLabel">要画的图的名称</param>
        /// <returns></returns>
        private bool Plot(string yLabel)
        {
            Paint paint = new Paint();
            List <List <Point> > formerList = new List <List <Point> >();

            foreach (var item in dictionary)
            {
                formerList.Add(item.Value);
            }
            if (yLabel.Equals("时域波形"))//这个if为将序列坐标变换后,生成visual对象,并添加显示,同时设定标志位,以保存本次所绘曲线的类型
            {
                flag       = 0;
                pointsList = CoordinateTransformError(formerList);
                for (int i = 0; i < pointsList.Count; i++)
                {
                    InitialVisualList.Add(paint.DrawVisual(pointsList[i], true, false, LineType.Line, new Pen(color.colors[i], 1.3)));
                }
                graphicContext.YLabel = yLabel;
                graphicContext.XLabel = "时间(ns)";
            }
            else if (yLabel.Equals("功率谱密度"))
            {
                flag       = 1;
                pointsList = CoordinateTransformDb(formerList);
                for (int i = 0; i < pointsList.Count; i++)
                {
                    InitialVisualList.Add(paint.DrawVisual(pointsList[i], true, false, LineType.Bezier, new Pen(color.colors[i], 1.3)));
                }
                graphicContext.YLabel = yLabel + "(dB)";
                graphicContext.XLabel = "频率(MHz)";
            }
            else if (yLabel.Equals("自相关函数"))
            {
                flag       = 2;
                pointsList = CoordinateTransformRs(formerList);
                for (int i = 0; i < pointsList.Count; i++)
                {
                    InitialVisualList.Add(paint.DrawVisual(pointsList[i], true, false, LineType.Bezier, new Pen(color.colors[i], 1.3)));
                }
                graphicContext.YLabel = yLabel;
                graphicContext.XLabel = "时延(microseconds)";
            }
            else if (yLabel.Equals("s曲线"))
            {
                flag       = 3;
                pointsList = CoordinateTransformError(formerList);
                for (int i = 0; i < pointsList.Count; i++)
                {
                    InitialVisualList.Add(paint.DrawVisual(pointsList[i], true, false, LineType.Bezier, new Pen(color.colors[i], 1.3)));
                }
                graphicContext.YLabel = yLabel;
                graphicContext.XLabel = "时延(microseconds)";
            }
            else if (yLabel.Equals("码跟踪精度(时延)"))
            {
                flag       = 4;
                pointsList = CoordinateTransformRs(formerList);
                for (int i = 0; i < pointsList.Count; i++)
                {
                    InitialVisualList.Add(paint.DrawVisual(pointsList[i], true, false, LineType.Bezier, new Pen(color.colors[i], 1.3)));
                }
                graphicContext.YLabel = yLabel;
                graphicContext.XLabel = "时延(microseconds)";
            }
            else if (yLabel.Equals("码跟踪精度(信噪比)"))
            {
                flag       = 5;
                pointsList = CoordinateTransformRs(formerList);
                for (int i = 0; i < pointsList.Count; i++)
                {
                    InitialVisualList.Add(paint.DrawVisual(pointsList[i], true, false, LineType.Bezier, new Pen(color.colors[i], 1.3)));
                }
                graphicContext.YLabel = yLabel;
                graphicContext.XLabel = "信噪比(dB)";
            }
            else if (yLabel.Equals("镜像多径引起的偏移误差"))
            {
                flag       = 6;
                pointsList = CoordinateTransformError(formerList);
                for (int i = 0; i < pointsList.Count; i++)
                {
                    InitialVisualList.Add(paint.DrawVisual(pointsList[i], true, false, LineType.Bezier, new Pen(color.colors[i / 2], 1.3)));
                }
                graphicContext.YLabel = yLabel;
                graphicContext.XLabel = "多径时延(ns)";
            }
            //重画图像
            drawingCanvas.RemoveAll();
            foreach (var visual in InitialVisualList)
            {
                drawingCanvas.AddVisual(visual);
            }
            RuntimeVisualList = InitialVisualList;     //设定命中判断所用的visual集合

            for (int i = 0; i < dictionary.Count; i++) //添加listBox的项,以创建图例
            {
                ListBoxItem listBoxItem = new ListBoxItem();
                listBoxItem.Content = dictionary.ElementAt(i).Key;
                if (flag != 6)
                {
                    listBoxItem.Foreground = color.colors[i];
                }
                else
                {
                    listBoxItem.Foreground = color.colors[i / 2];
                }
                Setter setter = new Setter(FontSizeProperty, 7, "listBoxItem");
                listBox.Items.Add(listBoxItem);
            }
            //设定x坐标
            graphicContext.LabelX_0 = xMin.ToString("f");;
            graphicContext.LabelX_1 = (xMin + gapX).ToString("f");
            graphicContext.LabelX_2 = (xMin + 2 * gapX).ToString("f");
            graphicContext.LabelX_3 = (xMin + 3 * gapX).ToString("f");
            graphicContext.LabelX_4 = (xMin + 4 * gapX).ToString("f");
            graphicContext.LabelX_5 = (xMin + 5 * gapX).ToString("f");
            graphicContext.LabelX_6 = (xMin + 6 * gapX).ToString("f");

            return(true);
        }