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DevExpress技术交流群2：775869749 欢迎一起进群讨论 本教程将指导您完成根据基础数据源自动创建3D系列所需的步骤。 应该执行以下步骤，本文我们将为大家介绍3个步骤及最后结果，更多完整内容欢迎持续关注！ - Step 1. 编写一个应用程序
- Step 2. 添加图表并将其绑定到数据
- Step 3. 自定义图表外观
- 结果
Step 3. 自定义图表外观在此步骤中，您将学习如何配置外观图设置，为此请按照以下步骤操作。
结果完成上述所有步骤后，您的代码将显示如下。 IriesViewModel.cs [C#] 纯文本查看 复制代码 using System;
using System.Collections.ObjectModel;
using System.Windows;
using System.Windows.Resources;
using System.Xml.Linq;
namespace Chart3D_Lesson3 {
public class IrisesViewModel {
public ObservableCollection<IrisData> Irises { get; set; }
public IrisesViewModel() {
this.Irises = DataLoader.GetIrises("/Data/IrisDataSet.xml");
}
}
static class DataLoader {
public static ObservableCollection<IrisData> GetIrises(string filepath) {
ObservableCollection<IrisData> irisDataSet = new ObservableCollection<IrisData>();
Uri uri = new Uri(filepath, UriKind.RelativeOrAbsolute);
StreamResourceInfo info = Application.GetResourceStream(uri);
XDocument document = XDocument.Load(info.Stream);
if (document == null) return irisDataSet;
foreach (XElement element in document.Element("IrisDataSet").Elements("IrisData")) {
double sepalLength = Convert.ToDouble(element.Element("SepalLength").Value);
double sepalWidth = Convert.ToDouble(element.Element("SepalWidth").Value);
double petalLength = Convert.ToDouble(element.Element("PetalLength").Value);
double petalWidth = Convert.ToDouble(element.Element("PetalWidth").Value);
string species = element.Element("Species").Value.ToString();
irisDataSet.Add(new IrisData(species, sepalWidth, sepalLength, petalWidth, petalLength));
}
return irisDataSet;
}
}
}
Iris.cs [C#] 纯文本查看 复制代码 namespace Chart3D_Lesson3 {
public class IrisData {
public string Species { get; private set; }
public double SepalWidth { get; private set; }
public double SepalLength { get; private set; }
public double PetalWidth { get; private set; }
public double PetalLength { get; private set; }
public IrisData(
string species,
double sepalWidth,
double sepalLength,
double petalWidth,
double petalLength
) {
Species = species;
SepalWidth = sepalWidth;
SepalLength = sepalLength;
PetalWidth = petalWidth;
PetalLength = petalLength;
}
}
}
IrisesViewModel.vb [Visual Basic] 纯文本查看 复制代码 Imports System
Imports System.Collections.ObjectModel
Imports System.Windows
Imports System.Windows.Resources
Imports System.Xml.Linq
Namespace Chart3D_Lesson3
Public Class IrisesViewModel
Public Property Irises() As ObservableCollection(Of IrisData)
Public Sub New()
Me.Irises = DataLoader.GetIrises("/Data/IrisDataSet.xml")
End Sub
End Class
Friend NotInheritable Class DataLoader
Private Sub New()
End Sub
Public Shared Function GetIrises(ByVal filepath As String) As ObservableCollection(Of IrisData)
Dim irisDataSet As New ObservableCollection(Of IrisData)()
Dim uri As New Uri(filepath, UriKind.RelativeOrAbsolute)
Dim info As StreamResourceInfo = Application.GetResourceStream(uri)
Dim document As XDocument = XDocument.Load(info.Stream)
If document Is Nothing Then
Return irisDataSet
End If
For Each element As XElement In document.Element("IrisDataSet").Elements("IrisData")
Dim sepalLength As Double = Convert.ToDouble(element.Element("SepalLength").Value)
Dim sepalWidth As Double = Convert.ToDouble(element.Element("SepalWidth").Value)
Dim petalLength As Double = Convert.ToDouble(element.Element("PetalLength").Value)
Dim petalWidth As Double = Convert.ToDouble(element.Element("PetalWidth").Value)
Dim species As String = element.Element("Species").Value.ToString()
irisDataSet.Add(New IrisData(species, sepalWidth, sepalLength, petalWidth, petalLength))
Next element
Return irisDataSet
End Function
End Class
End Namespace
Iris.vb [Visual Basic] 纯文本查看 复制代码 Namespace Chart3D_Lesson3
Public Class IrisData
Private privateSpecies As String
Public Property Species() As String
Get
Return privateSpecies
End Get
Private Set(ByVal value As String)
privateSpecies = value
End Set
End Property
Private privateSepalWidth As Double
Public Property SepalWidth() As Double
Get
Return privateSepalWidth
End Get
Private Set(ByVal value As Double)
privateSepalWidth = value
End Set
End Property
Private privateSepalLength As Double
Public Property SepalLength() As Double
Get
Return privateSepalLength
End Get
Private Set(ByVal value As Double)
privateSepalLength = value
End Set
End Property
Private privatePetalWidth As Double
Public Property PetalWidth() As Double
Get
Return privatePetalWidth
End Get
Private Set(ByVal value As Double)
privatePetalWidth = value
End Set
End Property
Private privatePetalLength As Double
Public Property PetalLength() As Double
Get
Return privatePetalLength
End Get
Private Set(ByVal value As Double)
privatePetalLength = value
End Set
End Property
Public Sub New(ByVal species As String, ByVal sepalWidth As Double, ByVal sepalLength As Double, ByVal petalWidth As Double, ByVal petalLength As Double)
Me.Species = species
Me.SepalWidth = sepalWidth
Me.SepalLength = sepalLength
Me.PetalWidth = petalWidth
Me.PetalLength = petalLength
End Sub
End Class
End Namespace
MainWindow.xaml [XML] 纯文本查看 复制代码 <Window
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"
xmlns:local="clr-namespace:Chart3D_Lesson3"
xmlns:dxc="http://schemas.devexpress.com/winfx/2008/xaml/charts"
x:Class="Chart3D_Lesson3.MainWindow"
mc:Ignorable="d"
Title="MainWindow" Height="350" Width="525">
<Window.DataContext>
<local:IrisesViewModel/>
</Window.DataContext>
<Grid>
<dxc:Chart3DControl>
<dxc:Chart3DControl.Legends>
<dxc:Legend BorderBrush="Transparent" Background="Transparent"/>
</dxc:Chart3DControl.Legends>
<dxc:Series3DDataSourceAdapter DataSource="{Binding Irises}"
XArgumentDataMember="SepalLength"
YArgumentDataMember="PetalLength"
ValueDataMember="SepalWidth"
SeriesDataMember="Species"
dxc:Bubble3DSeriesView.WeightDataMember="PetalWidth" >
<dxc:Series3DDataSourceAdapter.SeriesTemplate>
<dxc:Series3DTemplate>
<dxc:Series3DTemplate.View>
<dxc:Bubble3DSeriesView MaxSize="0.5"
MinSize="0.1">
<dxc:Bubble3DSeriesView.MarkerModel>
<dxc:Marker3DSpherePointModel/>
</dxc:Bubble3DSeriesView.MarkerModel>
</dxc:Bubble3DSeriesView>
</dxc:Series3DTemplate.View>
</dxc:Series3DTemplate>
</dxc:Series3DDataSourceAdapter.SeriesTemplate>
</dxc:Series3DDataSourceAdapter>
</dxc:Chart3DControl>
</Grid>
</Window>
运行项目以查看结果，下图显示了应用程序运行时的结果图表。
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发表于 2020-11-17 09:30:06
