visifire  柱状图控件

 /// <summary>
        /// 创建一个柱状图
        /// </summary>
        /// <param name="name">柱状图的标题名</param>
        /// <param name="valuex">x轴内容</param>
        /// <param name="valuey">y轴内容</param>
        public void creat(string name, List<string> valuex, List<string> valuey)
        {
            MyCharts chart = new MyCharts();
            //设置图标的宽度和高度
            chart.Width = 480;
            chart.Height = 270;
           // chart.Margin = new Thickness(100, 5, 10, 5);
            //是否启用打印和保持图片
            chart.ToolBarEnabled = false;

            chart.Bevel = false;
            

            //设置图标的属性
            chart.ScrollingEnabled = true;//是否启用或禁用滚动
            //chart.View3D = true;//3D效果显示

            //创建一个标题的对象
            Title title = new Title();
            
            //设置标题的名称
            title.Text = name;
            title.Padding = new Thickness(0, 10, 5, 0);

            //向图标添加标题
            chart.Titles.Add(title);

            Axis yAxis = new Axis();
            //yAxis.AxisMaximum = strListy.Max(r=>r);
            //设置图标中Y轴的最小值永远为0           
            yAxis.AxisMinimum = 0;
            //设置图表中Y轴的后缀          
            //yAxis.Suffix = "斤";
            chart.AxesY.Add(yAxis);

            // 创建一个新的数据线。               
            DataSeries dataSeries = new DataSeries();

            // 设置数据线的格式
            dataSeries.RenderAs = RenderAs.StackedColumn;//柱状Stacked


            // 设置数据点              
            DataPoint dataPoint;
            for (int i = 0; i < valuex.Count&&i<valuey.Count; i++)
            {
                // 创建一个数据点的实例。                   
                dataPoint = new DataPoint();
                // 设置X轴点                    
                dataPoint.AxisXLabel = valuex[i];
                //设置Y轴点                   
                dataPoint.YValue = double.Parse(valuey[i]);
                //添加一个点击事件        
                //dataPoint.MouseLeftButtonDown += new MouseButtonEventHandler(dataPoint_MouseLeftButtonDown);
                //添加数据点                   
                dataSeries.DataPoints.Add(dataPoint);
            }

            // 添加数据线到数据序列。                
            chart.Series.Add(dataSeries);

            //将生产的图表增加到Grid，然后通过Grid添加到上层Grid.           
            //Grid gr = new Grid();
            //gr.Children.Add(chart);
            Simon.Children.Add(chart);
        }
    }

public class DarwGrapClass { //绘制柱状统计图型的方法 /// <param name="width">图像的宽度：int类型</param> /// <param name="height">图像的高度：int类型</param> /// <param name="topic">图像标题的内容：string类型</param> /// <param name="beginy">y轴距图像左边界的宽度：int类型</param> /// <param name="partx">x轴将被等分多少份：int类型</param> /// <param name="beginx">x轴距图像顶部的高度：int类型</param> /// <param name="party">y轴将被等分多少份：int类型</param> /// <param name="xmess">X轴信息内容：string[]</param> /// <param name="ymess">y轴信息内容：string[]</param> /// <param name="county">某次Y轴的具体数组值：int[]</param> /// <param name="ymax">y轴的最大值</param> /// <param name="xmax">x轴的最大值</param> /// <returns>Bitmap类型的线性图像</returns> public Bitmap CreateZhuImage(int width, int height, string topic, int beginy, int partx, int beginx, int party, string[] xmess, string[] ymess, int[] county, int ymax, int xmax) { Bitmap image = new Bitmap(width, height); //创建Graphics类对象 Graphics g = Graphics.FromImage(image); try { //清空图片背景色  g.Clear(Color.White); Font font = new Font("Arial", 10, FontStyle.Regular); Font font1 = new Font("微软雅黑", 15, FontStyle.Bold); LinearGradientBrush brush = new LinearGradientBrush(new Rectangle(0, 0, image.Width, image.Height), Color.Blue, Color.BlueViolet, 1.2f, true); //图片的底色 g.FillRectangle(Brushes.WhiteSmoke, 0, 0, width, height); //在图片上面写标题文字 g.DrawString(topic, font1, brush, new PointF(width / 4, height - 20)); //画图片的边框线 g.DrawRectangle(new Pen(Color.Blue), 0, 0, image.Width - 1, image.Height - 1); //================绘制线条================ //----------------------------绘制坐标轴---------------------------- Pen mypen = new Pen(brush, 1); Pen mypen1 = new Pen(Color.Blue, 2); //计算剩余的X轴长度(xlength)，并根据X轴等分原则计算每分的长度(xpart) int xlength = image.Width - beginy; int xpart = Convert.ToInt32(xlength / partx); //计算剩余的Y轴长度(ylength)，并根据Y轴等分原则计算每分的长度(ypart) int ylength = image.Height - beginx - 40; int ypart = Convert.ToInt32(ylength / party); //----------------------------绘制纵向线条开始---------------------------- int x = beginy; for (int i = 0; i <= partx; i++) { g.DrawLine(mypen, x, beginx, x, beginx + ylength - 10); x = x + xpart; } //绘制带箭头的直线 //mypen1.StartCap = LineCap.ArrowAnchor; g.DrawLine(mypen1, beginy, beginx, beginy, beginx + ylength - 10);//所以真实的Y轴长度是(ylength) //----------------------------绘制纵向线条结束---------------------------- //----------------------------绘制横向线条开始---------------------------- int y = beginx - 5; for (int i = 0; i <= party; i++) { g.DrawLine(mypen, beginy, y, beginy + xlength, y); y = y + ypart; } g.DrawLine(mypen1, beginy, beginx + ylength - 10, beginy + xlength, beginx + ylength - 10); //----------------------------绘制横向线条结束---------------------------- //================绘制X,Y轴的坐标内容================ //x轴信息 int x1 = beginy; for (int i = 0; i < partx; i++) { g.DrawString(xmess[i].ToString(), font, Brushes.Blue, x1, beginx + ylength); //设置文字内容及输出位置 x1 = x1 + xpart; } //y轴 int y1 = beginx + ypart; for (int i = 0; i < party; i++) { g.DrawString(ymess[i].ToString(), font, Brushes.Blue, 1, y1); //设置文字内容及输出位置 y1 = y1 + ypart; } //================根据传过来的数组中的值（数目与X轴个数相等，但是Y值被放置在数组中）================ //绘制柱状图. x = 80; Font font2 = new System.Drawing.Font("Arial", 10, FontStyle.Bold); SolidBrush mybrush = new SolidBrush(Color.Red); //SolidBrush mybrush2 = new SolidBrush(Color.Green); for (int i = 0; i < county.Length; i++) { //第i期 int part1 = Convert.ToInt32(((decimal)Convert.ToInt32(county[i]) / ymax) * ylength); g.FillRectangle(mybrush, beginy, ylength - part1, xpart / 2, part1); //此处请注意：求小数时候，分母必须为decimal类型，否则结果一律为0； g.DrawString(county[i].ToString(), font2, Brushes.GreenYellow, beginy, ylength - part1); beginy += xpart; //此处注意：最后使得补偿增加为X轴的宽度  } return image; } catch { return image; } } }