本示例演示了在运行时刻如何创建并定制自定义轴标签。

C#	复制代码
// Cast the chart's diagram to the XYDiagram type, to access its axes. XYDiagram diagram = (XYDiagram)chartControl1.Diagram; // Add two custom labels to the X-axis' collection. diagram.AxisX.CustomLabels.Add(new CustomAxisLabel("Custom Label 1")); diagram.AxisX.CustomLabels.Add(new CustomAxisLabel("Custom Label 2")); // Define their AxisValue. Since the custom labels belong to the X-axis, // this property determines the series argument, to which labels should stick. diagram.AxisX.CustomLabels[0].AxisValue = "B"; diagram.AxisX.CustomLabels[1].AxisValue = "D"; // Customize the custom labels' appearance. diagram.AxisX.Label.TextColor = Color.Red;

复制代码

// Cast the chart's diagram to the XYDiagram type, to access its axes.
XYDiagram diagram = (XYDiagram)chartControl1.Diagram;

// Add two custom labels to the X-axis' collection.
diagram.AxisX.CustomLabels.Add(new CustomAxisLabel("Custom Label 1"));
diagram.AxisX.CustomLabels.Add(new CustomAxisLabel("Custom Label 2"));

// Define their AxisValue. Since the custom labels belong to the X-axis,
// this property determines the series argument, to which labels should stick.
diagram.AxisX.CustomLabels[0].AxisValue = "B";
diagram.AxisX.CustomLabels[1].AxisValue = "D";

// Customize the custom labels' appearance.
diagram.AxisX.Label.TextColor = Color.Red;

Visual Basic	复制代码
' Cast the chart's diagram to the XYDiagram type, to access its axes. Dim diagram As XYDiagram = CType(chartControl1.Diagram, XYDiagram) ' Add two custom labels to the X-axis' collection. diagram.AxisX.CustomLabels.Add(New CustomAxisLabel("Custom Label 1")) diagram.AxisX.CustomLabels.Add(New CustomAxisLabel("Custom Label 2")) ' Define their AxisValue. Since the custom labels belong to the X-axis, ' this property determines the series argument, to which labels should stick. diagram.AxisX.CustomLabels(0).AxisValue = "B" diagram.AxisX.CustomLabels(1).AxisValue = "D" ' Customize the custom labels' appearance. diagram.AxisX.Label.TextColor = Color.Red

Visual Basic

复制代码

' Cast the chart's diagram to the XYDiagram type, to access its axes.
Dim diagram As XYDiagram = CType(chartControl1.Diagram, XYDiagram)

' Add two custom labels to the X-axis' collection.
diagram.AxisX.CustomLabels.Add(New CustomAxisLabel("Custom Label 1"))
diagram.AxisX.CustomLabels.Add(New CustomAxisLabel("Custom Label 2"))

' Define their AxisValue. Since the custom labels belong to the X-axis,
' this property determines the series argument, to which labels should stick.
diagram.AxisX.CustomLabels(0).AxisValue = "B"
diagram.AxisX.CustomLabels(1).AxisValue = "D"

' Customize the custom labels' appearance.
diagram.AxisX.Label.TextColor = Color.Red

在下面的插图中显示了结果。

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在 DevExpress Code Central 数据库中可以找到完整的示例项目，网址是 http://www.devexpress.com/example=E1359。取决于目标平台类型 (ASP.NET、WinForms 等)，可以在线运行本示例，或者下载自动可执行的示例。

参阅