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   源码介绍

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itxtsharp 

using System.Collections.Generic;
using System.Linq;
using System.Web.Helpers;
using System.Web.Mvc;
using MvcChartExample.Models;
using UICharting = System.Web.UI.DataVisualization.Charting;

namespace MvcChartExample.Controllers {
    public class CustomerController : Controller {
        private const int chartWidth = 380;
        private const int chartHeight = 300;

        public ActionResult Index() {
            var customers = BuildDataScoure();
            
            List<string> address = new List<string>();
            List<int> customerCountByAddress = new List<int>();
            
            var group = from customer in customers
                        group customer by customer.Address into AddressGroup
                        orderby AddressGroup.Key descending
                        select AddressGroup;
            
            foreach (var item in group) {
                address.Add(item.Key);
                customerCountByAddress.Add(item.Count());
            }

            GeneratorLineChartPicure(address, customerCountByAddress);
            GeneratorColumnChartPicure(address, customerCountByAddress);
            GeneratorBarChartPicure(address, customerCountByAddress);
            GeneratorPieChartPicure(address, customerCountByAddress);
            
            return View();
        }

        private static void GeneratorLineChartPicure(List<string> address, List<int> customerCount) {
            new Chart(width: chartWidth, height: chartHeight, theme: ChartTheme.Green)
                .AddTitle("按地区分析客户源")
                .AddSeries(
                    name: "Customer", 
                    chartType: UICharting.SeriesChartType.Line.ToString(), 
                    xValue: address, 
                    yValues: customerCount)
                .SetXAxis(title: "地区")
                .SetYAxis(title: "客户个数")
                .Save("~/Content/tempfiles/LineChart.jpeg");
        }

        private static void GeneratorColumnChartPicure(List<string> address, List<int> customerCount) {
            new Chart(width: chartWidth, height: chartHeight, theme: ChartTheme.Green)
                .AddTitle("按地区分析客户源")
                .AddSeries(
                    name: "Customer", 
                    chartType: UICharting.SeriesChartType.Column.ToString(),
                    xValue: address, 
                    yValues: customerCount)
                .SetXAxis(title: "地区")
                .SetYAxis(title: "客户个数")
                .Save("~/Content/tempfiles/ColumnChart.jpeg");
        }

        private static void GeneratorBarChartPicure(List<string> address, List<int> customerCount) {
            new Chart(width: chartWidth, height: chartHeight, theme: ChartTheme.Blue)
                .AddTitle("按地区分析客户源")
                .AddSeries(
                    chartType: UICharting.SeriesChartType.Bar.ToString(),
                    legend: "Rainfall",
                    xValue: address,
                    yValues: customerCount)
                .SetXAxis(title: "地区")
                .SetYAxis(title: "客户个数")
                .Save("~/Content/tempfiles/BarChart.jpeg");
        }

        private static void GeneratorPieChartPicure(List<string> address, List<int> customerCount) {
            new Chart(width: chartWidth, height: chartHeight, theme: ChartTheme.Green)
                .AddTitle("按地区分析客户源")
                .AddSeries(
                    name: "Customer", 
                    chartType: UICharting.SeriesChartType.Pie.ToString(), 
                    xValue: address, 
                    yValues: customerCount)
                .SetXAxis(title: "地区")
                .SetYAxis(title: "客户个数")
                .Save("~/Content/tempfiles/PieChart.jpeg");
        }

        private static List<Customer> BuildDataScoure() {
            int index = 1;
            var citys = new string[] { "上海", "北京", "湖北", "湖南", "深圳", "广州", "四川" };
            var customers = new List<Customer> {
                new Customer{ Id=index  ,Name="张三", Address=citys[0] },
                new Customer{ Id=index  ,Name="李四", Address=citys[0] },
                new Customer{ Id=index  ,Name="王五", Address=citys[0] },
                new Customer{ Id=index  ,Name="李明", Address=citys[2] },
                new Customer{ Id=index  ,Name="李嘉诚", Address=citys[2] },
                new Customer{ Id=index  ,Name="李连杰", Address=citys[0] },
                new Customer{ Id=index  ,Name="李小龙", Address=citys[0] },
                new Customer{ Id=index  ,Name="李宁",  Address=citys[2] },
                new Customer{ Id=index  ,Name="李鹏",  Address=citys[2] },
                new Customer{ Id=index  ,Name="李登辉", Address=citys[2] },
                new Customer{ Id=index  ,Name="李鹏",Address=citys[1] },
                new Customer{ Id=index  ,Name="李" index  .ToString(),Address=citys[1] },
                new Customer{ Id=index  ,Name="李" index  .ToString(),Address=citys[3] },
                new Customer{ Id=index  ,Name="李" index  .ToString(),Address=citys[4] },
                new Customer{ Id=index  ,Name="李" index  .ToString(),Address=citys[5] },
                new Customer{ Id=index  ,Name="李" index  .ToString(),Address=citys[6] },
                new Customer{ Id=index  ,Name="李" index  .ToString(),Address=citys[5] },
                new Customer{ Id=index  ,Name="李" index  .ToString(),Address=citys[6] },
                new Customer{ Id=index  ,Name="李" index  .ToString(),Address=citys[5] },
                new Customer{ Id=index  ,Name="李" index  .ToString(),Address=citys[6] },
                new Customer{ Id=index  ,Name="李" index  .ToString(),Address=citys[4] },
                new Customer{ Id=index  ,Name="李" index  .ToString(),Address=citys[3] }
            };
            return customers;
        }
    }
}