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https://gitee.com/akwkevin/aistudio.-wpf.-diagram
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项目结构调整
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艾竹
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<UserControl x:Class="Wpf.CartesianChart.StackedArea.StackedAreaExample"
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xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
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xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
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xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
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xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
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xmlns:local="clr-namespace:Wpf.CartesianChart"
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xmlns:lvc="clr-namespace:LiveCharts.Wpf;assembly=LiveCharts.Wpf"
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mc:Ignorable="d"
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d:DesignHeight="300" d:DesignWidth="300">
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<Grid>
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<Grid.RowDefinitions>
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<RowDefinition Height="Auto"></RowDefinition>
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<RowDefinition Height="Auto"></RowDefinition>
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<RowDefinition Height="*"></RowDefinition>
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</Grid.RowDefinitions>
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<StackPanel Orientation="Horizontal" Grid.Row="1">
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<Button Height="30" Click="ChangeStackModeOnClick" Width="120" Margin="10 0">
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Change StackMode
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</Button>
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</StackPanel>
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<lvc:CartesianChart Grid.Row="2" Series="{Binding SeriesCollection}" LegendLocation="Right">
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<lvc:CartesianChart.AxisX>
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<lvc:Axis Title="Year" LabelFormatter="{Binding XFormatter}"></lvc:Axis>
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</lvc:CartesianChart.AxisX>
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<lvc:CartesianChart.AxisY>
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<lvc:Axis Title="Population" LabelFormatter="{Binding YFormatter}"></lvc:Axis>
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</lvc:CartesianChart.AxisY>
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</lvc:CartesianChart>
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</Grid>
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</UserControl>
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using System;
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using System.ComponentModel;
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using System.Linq;
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using System.Runtime.CompilerServices;
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using System.Windows;
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using System.Windows.Controls;
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using LiveCharts;
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using LiveCharts.Defaults;
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using LiveCharts.Wpf;
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using Wpf.Annotations;
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namespace Wpf.CartesianChart.StackedArea
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{
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/// <summary>
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/// Interaction logic for StackedLine.xaml
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/// </summary>
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public partial class StackedAreaExample : INotifyPropertyChanged
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{
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private Func<double, string> _yFormatter;
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public StackedAreaExample()
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{
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InitializeComponent();
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SeriesCollection = new SeriesCollection
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{
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new StackedAreaSeries
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{
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Title = "Africa",
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Values = new ChartValues<DateTimePoint>
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{
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new DateTimePoint(new DateTime(1950, 1, 1), .228),
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new DateTimePoint(new DateTime(1960, 1, 1), .285),
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new DateTimePoint(new DateTime(1970, 1, 1), .366),
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new DateTimePoint(new DateTime(1980, 1, 1), .478),
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new DateTimePoint(new DateTime(1990, 1, 1), .629),
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new DateTimePoint(new DateTime(2000, 1, 1), .808),
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new DateTimePoint(new DateTime(2010, 1, 1), 1.031),
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new DateTimePoint(new DateTime(2013, 1, 1), 1.110)
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},
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LineSmoothness = 0
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},
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new StackedAreaSeries
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{
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Title = "N & S America",
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Values = new ChartValues<DateTimePoint>
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{
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new DateTimePoint(new DateTime(1950, 1, 1), .339),
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new DateTimePoint(new DateTime(1960, 1, 1), .424),
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new DateTimePoint(new DateTime(1970, 1, 1), .519),
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new DateTimePoint(new DateTime(1980, 1, 1), .618),
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new DateTimePoint(new DateTime(1990, 1, 1), .727),
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new DateTimePoint(new DateTime(2000, 1, 1), .841),
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new DateTimePoint(new DateTime(2010, 1, 1), .942),
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new DateTimePoint(new DateTime(2013, 1, 1), .972)
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},
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LineSmoothness = 0
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},
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new StackedAreaSeries
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{
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Title = "Asia",
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Values = new ChartValues<DateTimePoint>
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{
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new DateTimePoint(new DateTime(1950, 1, 1), 1.395),
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new DateTimePoint(new DateTime(1960, 1, 1), 1.694),
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new DateTimePoint(new DateTime(1970, 1, 1), 2.128),
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new DateTimePoint(new DateTime(1980, 1, 1), 2.634),
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new DateTimePoint(new DateTime(1990, 1, 1), 3.213),
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new DateTimePoint(new DateTime(2000, 1, 1), 3.717),
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new DateTimePoint(new DateTime(2010, 1, 1), 4.165),
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new DateTimePoint(new DateTime(2013, 1, 1), 4.298)
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},
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LineSmoothness = 0
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},
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new StackedAreaSeries
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{
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Title = "Europe",
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Values = new ChartValues<DateTimePoint>
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{
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new DateTimePoint(new DateTime(1950, 1, 1), .549),
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new DateTimePoint(new DateTime(1960, 1, 1), .605),
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new DateTimePoint(new DateTime(1970, 1, 1), .657),
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new DateTimePoint(new DateTime(1980, 1, 1), .694),
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new DateTimePoint(new DateTime(1990, 1, 1), .723),
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new DateTimePoint(new DateTime(2000, 1, 1), .729),
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new DateTimePoint(new DateTime(2010, 1, 1), .740),
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new DateTimePoint(new DateTime(2013, 1, 1), .742)
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},
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LineSmoothness = 0
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}
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};
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XFormatter = val => new DateTime((long) val).ToString("yyyy");
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YFormatter = val => val.ToString("N") + " M";
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DataContext = this;
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}
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public SeriesCollection SeriesCollection { get; set; }
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public Func<double, string> XFormatter { get; set; }
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public Func<double, string> YFormatter
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{
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get { return _yFormatter; }
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set
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{
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_yFormatter = value;
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OnPropertyChanged();
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}
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}
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public StackMode StackMode { get; set; }
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private void ChangeStackModeOnClick(object sender, RoutedEventArgs e)
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{
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foreach (var series in SeriesCollection.Cast<StackedAreaSeries>())
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{
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series.StackMode = series.StackMode == StackMode.Percentage
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? StackMode.Values
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: StackMode.Percentage;
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}
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if (((StackedAreaSeries) SeriesCollection[0]).StackMode == StackMode.Values)
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{
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YFormatter = val => val.ToString("N") + " M";
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}
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else
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{
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YFormatter = val => val.ToString("P");
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}
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}
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public event PropertyChangedEventHandler PropertyChanged;
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protected virtual void OnPropertyChanged(string propertyName = null)
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{
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if (PropertyChanged != null) PropertyChanged.Invoke(this, new PropertyChangedEventArgs(propertyName));
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}
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}
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}
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@@ -0,0 +1,29 @@
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<UserControl x:Class="Wpf.CartesianChart.StackedArea.VerticalStackedAreaExample"
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xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
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xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
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xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
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xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
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xmlns:local="clr-namespace:Wpf.CartesianChart.StackedArea"
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xmlns:lvc="clr-namespace:LiveCharts.Wpf;assembly=LiveCharts.Wpf"
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mc:Ignorable="d"
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d:DesignHeight="300" d:DesignWidth="300">
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<Grid>
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<Grid.RowDefinitions>
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<RowDefinition Height="Auto"></RowDefinition>
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<RowDefinition Height="Auto"></RowDefinition>
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<RowDefinition Height="*"></RowDefinition>
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</Grid.RowDefinitions>
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<TextBlock Grid.Row="0" TextWrapping="Wrap">
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<Bold>New in 0.7.0</Bold> use VerticalStackedAreaSeries or StackedAreaSeries classes, depending on your needs, this series also supports 2 different stack modes: Percentage and Values <LineBreak/>
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</TextBlock>
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<StackPanel Orientation="Horizontal" Grid.Row="1">
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<Button Height="30" Click="UpdateAllOnClick" Width="100">
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Move All
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</Button>
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<Button Height="30" Click="ChangeStackModeOnClick" Width="120" Margin="10 0">
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Change StackMode
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</Button>
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</StackPanel>
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<lvc:CartesianChart Grid.Row="2" Series="{Binding SeriesCollection}" LegendLocation="Right"/>
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</Grid>
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</UserControl>
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@@ -0,0 +1,97 @@
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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using System.Windows;
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using System.Windows.Controls;
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using System.Windows.Data;
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using System.Windows.Documents;
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using System.Windows.Input;
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using System.Windows.Media;
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using System.Windows.Media.Imaging;
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using System.Windows.Navigation;
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using System.Windows.Shapes;
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using LiveCharts;
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using LiveCharts.Defaults;
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using LiveCharts.Wpf;
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namespace Wpf.CartesianChart.StackedArea
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{
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/// <summary>
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/// Interaction logic for VerticalStackedAreaExample.xaml
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/// </summary>
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public partial class VerticalStackedAreaExample : UserControl
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{
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public VerticalStackedAreaExample()
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{
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InitializeComponent();
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SeriesCollection = new SeriesCollection
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{
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new VerticalStackedAreaSeries
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{
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Values = new ChartValues<ObservableValue>
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{
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new ObservableValue(5),
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new ObservableValue(3),
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new ObservableValue(6),
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new ObservableValue(2)
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},
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DataLabels = true
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},
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new VerticalStackedAreaSeries
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{
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Values = new ChartValues<ObservableValue>
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{
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new ObservableValue(4),
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new ObservableValue(1),
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new ObservableValue(7),
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new ObservableValue(9)
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},
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DataLabels = true
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},
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new VerticalStackedAreaSeries
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{
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Values = new ChartValues<ObservableValue>
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{
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new ObservableValue(2),
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new ObservableValue(8),
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new ObservableValue(2),
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new ObservableValue(9)
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},
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DataLabels = true
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}
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};
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DataContext = this;
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}
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public SeriesCollection SeriesCollection { get; set; }
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public StackMode StackMode { get; set; }
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private void UpdateAllOnClick(object sender, RoutedEventArgs e)
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{
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var r = new Random();
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foreach (var series in SeriesCollection)
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{
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foreach (var observable in series.Values.Cast<ObservableValue>())
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{
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observable.Value = r.Next(1, 10);
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}
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}
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}
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private void ChangeStackModeOnClick(object sender, RoutedEventArgs e)
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{
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foreach (var series in SeriesCollection.Cast<VerticalStackedAreaSeries>())
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{
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series.StackMode = series.StackMode == StackMode.Percentage
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? StackMode.Values
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: StackMode.Percentage;
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}
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}
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}
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}
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