silverlight 动态chart 动态折线图
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后台代码
using System;
using System.Collections.Generic;
using System.Linq;
using System.Net;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Animation;
using System.Windows.Shapes;
using System.Windows.Controls.Data.DataForm;
using System.Windows.Controls.DataVisualization.Charting;
using System.ComponentModel;
using System.Threading;
namespace altext
{
public partial class MainPage : UserControl
{
private BackgroundWorker bw = new BackgroundWorker();
private BackgroundWorker bw2 = new BackgroundWorker();
public MainPage()
{
InitializeComponent();
bw.WorkerReportsProgress = true;
bw.WorkerSupportsCancellation = true;//
bw.DoWork += new DoWorkEventHandler(bw_DoWork);
bw2.WorkerReportsProgress = true;
bw2.WorkerSupportsCancellation = true;//
bw2.DoWork += new DoWorkEventHandler(bw_DoWork2);
}
private void bw_DoWork2(object sender, DoWorkEventArgs e)
{
while (true)
{
int[] str = new int[5];
Random rd = new Random();
for (int i = 0; i < 5; i++)
{
str[i] = rd.Next(0, 100);
}
int[] str2 = new int[5];
Random rd2 = new Random();
for (int i = 0; i < 5; i++)
{
str2[i] = rd2.Next(100, 200);
}
ThreadPool.QueueUserWorkItem((threadState) =>
{
Dispatcher.BeginInvoke(() =>
chart2.Series.Clear());
Dispatcher.BeginInvoke(() =>
lineSeries3.ItemsSource = new KeyValuePair<int, int>[] {
new KeyValuePair<int, int>(1, str[1]),
new KeyValuePair<int , int>(2, str[2]),
new KeyValuePair<int , int>(3, str[3]),
new KeyValuePair<int , int>(4, str[4]),
new KeyValuePair<int , int>(5, str[0])
});
Dispatcher.BeginInvoke(() =>
lineSeries4.ItemsSource = new KeyValuePair<int, int>[] {
new KeyValuePair<int, int>(1, str2[1]),
new KeyValuePair<int , int>(2, str2[2]),
new KeyValuePair<int , int>(3, str2[3]),
new KeyValuePair<int , int>(4, str2[4]),
new KeyValuePair<int , int>(5, str2[0])
});
Dispatcher.BeginInvoke(() =>
chart2.Series.Add(lineSeries3));
Dispatcher.BeginInvoke(() =>
chart2.Series.Add(lineSeries4));
});
Thread.Sleep(1500);
}
}
private void bw_DoWork(object sender, DoWorkEventArgs e)
{
while (true)
{
int[] str = new int[5];
Random rd = new Random();
for (int i = 0; i < 5; i++)
{
str[i] = rd.Next(0, 100);
}
int[] str2 = new int[5];
Random rd2 = new Random();
for (int i = 0; i < 5; i++)
{
str2[i] = rd2.Next(100, 200);
}
ThreadPool.QueueUserWorkItem((threadState) =>
{
Dispatcher.BeginInvoke(() =>
chart.Series.Clear());
Dispatcher.BeginInvoke(() =>
lineSeries.ItemsSource = new KeyValuePair<int, int>[] {
new KeyValuePair<int, int>(1, str[1]),
new KeyValuePair<int , int>(2, str[2]),
new KeyValuePair<int , int>(3, str[3]),
new KeyValuePair<int , int>(4, str[4]),
new KeyValuePair<int , int>(5, str[0])
});
Dispatcher.BeginInvoke(() =>
lineSeries2.ItemsSource = new KeyValuePair<int, int>[] {
new KeyValuePair<int, int>(1, str2[1]),
new KeyValuePair<int , int>(2, str2[2]),
new KeyValuePair<int , int>(3, str2[3]),
new KeyValuePair<int , int>(4, str2[4]),
new KeyValuePair<int , int>(5, str2[0])
}); Dispatcher.BeginInvoke(() =>
chart.Series.Add(lineSeries));
Dispatcher.BeginInvoke(() =>
chart.Series.Add(lineSeries2));
});
Thread.Sleep(1500);
}
}
Chart chart;
Chart chart2;
LineSeries lineSeries;
LineSeries lineSeries2;
LineSeries lineSeries3;
LineSeries lineSeries4;
private void button1_Click(object sender, RoutedEventArgs e)
{
chart = new Chart();
chart.Width = 250;
chart.Height = 240;
// 设置图标的属性
canvas1.Children.Add(chart);
lineSeries = new LineSeries();
System.Windows.Data.Binding keyBinding = new System.Windows.Data.Binding();
keyBinding.Path = new PropertyPath("Key");
lineSeries.IndependentValueBinding = keyBinding;
System.Windows.Data.Binding valueBinding = new System.Windows.Data.Binding();
valueBinding.Path = new PropertyPath("Value");
lineSeries.DependentValueBinding = valueBinding;
lineSeries.ItemsSource = new KeyValuePair<int, int>[] {
new KeyValuePair<int, int>(1, 9),
new KeyValuePair<int, int>(2, 8),
new KeyValuePair<int, int>(3, 6),
new KeyValuePair<int,int>(4, 9),
new KeyValuePair<int, int>(5, 8)
};
lineSeries2 = new LineSeries();
lineSeries2.Title = "1346";
System.Windows.Data.Binding keyBinding1 = new System.Windows.Data.Binding();
keyBinding1.Path = new PropertyPath("Key");
lineSeries2.IndependentValueBinding = keyBinding1;
System.Windows.Data.Binding valueBinding1 = new System.Windows.Data.Binding();
valueBinding1.Path = new PropertyPath("Value");
lineSeries2.DependentValueBinding = valueBinding1;
lineSeries2.ItemsSource = new KeyValuePair<int, int>[] {
new KeyValuePair<int, int>(1, 1),
new KeyValuePair<int, int>(2,2),
new KeyValuePair<int, int>(3, 4),
new KeyValuePair<int,int>(4, 9),
new KeyValuePair<int, int>(5, 8)
};
chart.Series.Add(lineSeries2);
chart.Series.Add(lineSeries);
if (bw.IsBusy != true)
{
bw.RunWorkerAsync();
}
}
private void button2_Click(object sender, RoutedEventArgs e)
{
chart2 = new Chart();
chart2.Width = 250;
chart2.Height = 240;
// 设置图标的属性
canvas2.Children.Add(chart2);
lineSeries3 = new LineSeries();
System.Windows.Data.Binding keyBinding = new System.Windows.Data.Binding();
keyBinding.Path = new PropertyPath("Key");
lineSeries3.IndependentValueBinding = keyBinding;
System.Windows.Data.Binding valueBinding = new System.Windows.Data.Binding();
valueBinding.Path = new PropertyPath("Value");
lineSeries3.DependentValueBinding = valueBinding;
lineSeries3.ItemsSource = new KeyValuePair<int, int>[] {
new KeyValuePair<int, int>(1, 9),
new KeyValuePair<int, int>(2, 8),
new KeyValuePair<int, int>(3, 6),
new KeyValuePair<int,int>(4, 9),
new KeyValuePair<int, int>(5, 8)
};
lineSeries4 = new LineSeries();
lineSeries4.Title = "1346";
System.Windows.Data.Binding keyBinding1 = new System.Windows.Data.Binding();
keyBinding1.Path = new PropertyPath("Key");
lineSeries4.IndependentValueBinding = keyBinding1;
System.Windows.Data.Binding valueBinding1 = new System.Windows.Data.Binding();
valueBinding1.Path = new PropertyPath("Value");
lineSeries4.DependentValueBinding = valueBinding1;
lineSeries4.ItemsSource = new KeyValuePair<int, int>[] {
new KeyValuePair<int, int>(1, 1),
new KeyValuePair<int, int>(2,2),
new KeyValuePair<int, int>(3, 4),
new KeyValuePair<int,int>(4, 9),
new KeyValuePair<int, int>(5, 8)
};
chart2.Series.Add(lineSeries3);
chart2.Series.Add(lineSeries4);
if (bw2.IsBusy != true)
{
bw2.RunWorkerAsync();
}
}
}
}
xaml代码：
<UserControl x:Class="altext.MainPage"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
mc:Ignorable="d"
d:DesignHeight="648" d:DesignWidth="905" xmlns:toolkit="http://schemas.microsoft.com/winfx/2006/xaml/presentation/toolkit">
<Grid x:Name="LayoutRoot" Background="White" Height="597" Width="855">
<Button Content="1" Height="23" HorizontalAlignment="Right" Margin="0,498,490,0" Name="button1" VerticalAlignment="Top" Width="75" Click="button1_Click" />
<Canvas Height="297" HorizontalAlignment="Left" Margin="15,14,0,0" Name="canvas1" VerticalAlignment="Top" Width="233"></Canvas>
<Button Content="2" Height="23" Name="button2" Width="75" Margin="303,313,0,0" HorizontalAlignment="Left" Click="button2_Click" />
<Canvas Name="canvas2" Margin="266,32,306,286"></Canvas>
</Grid>
</UserControl>
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