项目结构调整

Others/Live-Charts-master/Examples/Wpf/CartesianChart/Events/ChartPointCommandHandler.cs

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+using System;
+using System.Windows.Input;
+
+namespace Wpf.CartesianChart.Events
+{
+    public class MyCommand<T> : ICommand where T : class
+    {
+        public Predicate<T> CanExecuteDelegate { get; set; }
+        public Action<T> ExecuteDelegate { get; set; }
+
+        public bool CanExecute(object parameter)
+        {
+            return CanExecuteDelegate == null || CanExecuteDelegate((T) parameter);
+        }
+
+        public void Execute(object parameter)
+        {
+            if (ExecuteDelegate != null) ExecuteDelegate((T) parameter);
+        }
+
+        public event EventHandler CanExecuteChanged
+        {
+            add { CommandManager.RequerySuggested += value; }
+            remove { CommandManager.RequerySuggested -= value; }
+        }
+    }
+}

Others/Live-Charts-master/Examples/Wpf/CartesianChart/Events/EventsExample.xaml

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+<UserControl x:Class="Wpf.CartesianChart.Events.EventsExample"
+             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+             xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" 
+             xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+             xmlns:lvc="clr-namespace:LiveCharts.Wpf;assembly=LiveCharts.Wpf"
+             mc:Ignorable="d" 
+             d:DesignHeight="300" d:DesignWidth="300">
+    <Grid>
+        <Grid.RowDefinitions>
+            <RowDefinition Height="Auto"></RowDefinition>
+            <RowDefinition Height="*"></RowDefinition>
+        </Grid.RowDefinitions>
+        <TextBlock>
+            <TextBlock >Mouse at: </TextBlock>
+            <TextBlock Name="X"></TextBlock>
+            <TextBlock >, </TextBlock>
+            <TextBlock Name="Y"></TextBlock>
+        </TextBlock>
+        <lvc:CartesianChart Grid.Row="1" Name="Chart" Zoom="Xy"
+                            MouseMove="ChartMouseMove"
+                            DataClick="ChartOnDataClick"
+                            DataHover="Chart_OnDataHover"
+                            UpdaterTick="ChartOnUpdaterTick"
+                            DataClickCommand="{Binding DataClickCommand}"
+                            DataHoverCommand="{Binding DataHoverCommand}"
+                            UpdaterTickCommand="{Binding UpdaterTickCommand}">
+            <lvc:CartesianChart.AxisX>
+                <lvc:Axis RangeChanged="Axis_OnRangeChanged" 
+                          RangeChangedCommand="{Binding RangeChangedCommand}"/>
+            </lvc:CartesianChart.AxisX>
+            <lvc:CartesianChart.Series>
+                <lvc:LineSeries Values="4,6,5,3,5" Fill="Transparent" StrokeThickness="4" 
+                                Panel.ZIndex="2" PointGeometrySize="25"/>
+            </lvc:CartesianChart.Series>
+        </lvc:CartesianChart>
+    </Grid>
+</UserControl>

Others/Live-Charts-master/Examples/Wpf/CartesianChart/Events/EventsExample.xaml.cs

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+using System;
+using System.Windows.Controls;
+using System.Windows.Input;
+using LiveCharts;
+using LiveCharts.Events;
+using LiveCharts.Wpf;
+
+namespace Wpf.CartesianChart.Events
+{
+    public partial class EventsExample : UserControl
+    {
+        public EventsExample()
+        {
+            InitializeComponent();
+
+            DataContext = new ViewModel();
+        }
+
+        private void ChartOnDataClick(object sender, ChartPoint p)
+        {
+            var asPixels = Chart.ConvertToPixels(p.AsPoint());
+            Console.WriteLine("[EVENT] You clicked (" + p.X + ", " + p.Y + ") in pixels (" +
+                            asPixels.X + ", " + asPixels.Y + ")");
+        }
+
+        private void Chart_OnDataHover(object sender, ChartPoint p)
+        {
+            Console.WriteLine("[EVENT] you hovered over " + p.X + ", " + p.Y);
+        }
+
+        private void ChartOnUpdaterTick(object sender)
+        {
+            Console.WriteLine("[EVENT] chart was updated");
+        }
+
+        private void Axis_OnRangeChanged(RangeChangedEventArgs eventargs)
+        {
+            Console.WriteLine("[EVENT] axis range changed");
+        }
+
+        private void ChartMouseMove(object sender, MouseEventArgs e)
+        {
+            var point = Chart.ConvertToChartValues(e.GetPosition(Chart));
+
+            X.Text = point.X.ToString("N");
+            Y.Text = point.Y.ToString("N");
+        }
+    }
+}

Others/Live-Charts-master/Examples/Wpf/CartesianChart/Events/ViewModel.cs

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+using System;
+using LiveCharts;
+using LiveCharts.Events;
+
+namespace Wpf.CartesianChart.Events
+{
+    public class ViewModel
+    {
+        public ViewModel()
+        {
+            DataClickCommand = new MyCommand<ChartPoint>
+            {
+                ExecuteDelegate = p => Console.WriteLine(
+                    "[COMMAND] you clicked " + p.X + ", " + p.Y)
+            };
+            DataHoverCommand = new MyCommand<ChartPoint>
+            {
+                ExecuteDelegate = p => Console.WriteLine(
+                    "[COMMAND] you hovered over " + p.X + ", " + p.Y)
+            };
+            UpdaterTickCommand = new MyCommand<LiveCharts.Wpf.CartesianChart>
+            {
+                ExecuteDelegate = c => Console.WriteLine("[COMMAND] Chart was updated!")
+            };
+            RangeChangedCommand = new MyCommand<RangeChangedEventArgs>
+            {
+                ExecuteDelegate = e => Console.WriteLine("[COMMAND] Axis range changed")
+            };
+        }
+
+        public MyCommand<ChartPoint> DataHoverCommand { get; set; }
+        public MyCommand<ChartPoint> DataClickCommand { get; set; }
+        public MyCommand<LiveCharts.Wpf.CartesianChart> UpdaterTickCommand { get; set; }
+        public MyCommand<RangeChangedEventArgs> RangeChangedCommand { get; set; }
+    }
+}