项目结构调整

Others/Live-Charts-master/Examples/WinForms/Cartesian/Linq/LinqExample.cs

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+using System.Collections.Generic;
+using System.Linq;
+using System.Windows.Forms;
+using LiveCharts;
+using LiveCharts.Configurations;
+using LiveCharts.Helpers;
+using LiveCharts.Wpf;
+using Separator = LiveCharts.Wpf.Separator;
+
+namespace Winforms.Cartesian.Linq
+{
+    public partial class LinqExample : Form
+    {
+        public LinqExample()
+        {
+            InitializeComponent();
+            
+            //lets configure the chart to plot cities
+            var mapper = Mappers.Xy<City>()
+                .X((city, index) => index)
+                .Y(city => city.Population);
+
+            //lets take the first 15 records by default;
+            var records = DataBase.Cities.OrderByDescending(x => x.Population).Take(15).ToArray();
+
+            Results = records.AsChartValues();
+            Labels = records.Select(x => x.Name).ToList();
+
+            cartesianChart1.Series = new SeriesCollection
+            {
+                new ColumnSeries
+                {
+                    Configuration = mapper,
+                    Values = Results
+                }
+            };
+
+            cartesianChart1.AxisY.Add(new Axis
+            {
+                LabelFormatter = value => (value/1000000).ToString("N") + "M"
+            });
+            cartesianChart1.AxisX.Add(new Axis
+            {
+                Labels = Labels,
+                DisableAnimations = true,
+                LabelsRotation = 20,
+                Separator = new Separator
+                {
+                    Step = 1
+                }
+            });
+        }
+
+        public ChartValues<City> Results { get; set; }
+        public List<string> Labels { get; set; }
+
+        private void textBox1_TextChanged(object sender, System.EventArgs e)
+        {
+            var q = ((TextBox) sender).Text ?? string.Empty;
+            q = q.ToUpper();
+
+            var records = DataBase.Cities
+                .Where(x => x.Name.ToUpper().Contains(q) || x.Country.ToUpper().Contains(q))
+                .OrderByDescending(x => x.Population)
+                .Take(15)
+                .ToArray();
+
+            Results.Clear();
+            Results.AddRange(records);
+
+            Labels.Clear();
+            foreach (var record in records) Labels.Add(record.Name);
+
+        }
+    }
+}