ToolTipOptions.ToolTipPosition Property
Represents how the tooltip position is defined, for example, relative to a mouse pointer or chart element.
Namespace: DevExpress.XtraCharts
Assembly: DevExpress.XtraCharts.v19.1.dll
Declaration
[XtraSerializableProperty(XtraSerializationVisibility.Content, true)]
public ToolTipPosition ToolTipPosition { get; set; }
Property Value
Type | Description |
---|---|
ToolTipPosition | A ToolTipPosition class descendant that specifies the tooltip position type. |
Property Paths
You can access this nested property as listed below:
Library | Object Type | Path to ToolTipPosition |
---|---|---|
WinForms Controls | ChartControl |
|
ASP.NET Web Forms Controls | ChartControlSettings |
|
MVCxChartControl |
|
|
WebChartControl |
|
Remarks
Use the ToolTipPosition property to choose a tooltip type - ToolTipFreePosition, ToolTipMousePosition, ToolTipPositionWithOffset or ToolTipRelativePosition.
For more information on how to use a tooltip, refer to the Tooltip topic.
Example
This example demonstrates how to enable and customize chart tooltips at runtime.
To enable tooltips, set the ChartControl.ToolTipEnabled property to true.
To learn more on chart tooltips, see the Tooltips topic.
Note
A complete sample project is available at https://github.com/DevExpress-Examples/how-to-show-and-customize-chart-tooltips-t198819
using DevExpress.XtraCharts;
using System;
using System.Windows.Forms;
using DevExpress.Utils;
namespace TooltipCustomization {
public partial class Form1 : Form {
public Form1() {
InitializeComponent();
}
private void Form1_Load(object sender, EventArgs e) {
// Create an empty chart.
ChartControl chartControl = new ChartControl();
// Add the chart to the form.
chartControl.Dock = DockStyle.Fill;
this.Controls.Add(chartControl);
// Create a series and add points to it.
Series series1 = new Series("Series 1", ViewType.Bar);
series1.Points.Add(new SeriesPoint("A", new double[] { 4 }));
series1.Points.Add(new SeriesPoint("B", new double[] { 2 }));
series1.Points.Add(new SeriesPoint("C", new double[] { 17 }));
series1.Points.Add(new SeriesPoint("D", new double[] { 4 }));
series1.Points.Add(new SeriesPoint("E", new double[] { 17 }));
series1.Points.Add(new SeriesPoint("F", new double[] { 12 }));
series1.Points.Add(new SeriesPoint("G", new double[] { 15 }));
// Add the series to the chart.
chartControl.Series.Add(series1);
// Disable a crosshair cursor.
chartControl.CrosshairEnabled = DefaultBoolean.False;
// Enable chart tooltips.
chartControl.ToolTipEnabled = DefaultBoolean.True;
// Show a tooltip's beak
ToolTipController controller = new ToolTipController();
chartControl.ToolTipController = controller;
controller.ShowBeak = true;
// Change the default tooltip mouse position to relative position.
ToolTipRelativePosition relativePosition = new ToolTipRelativePosition();
chartControl.ToolTipOptions.ToolTipPosition = relativePosition;
// Specify the tooltip relative position offsets.
relativePosition.OffsetX = 2;
relativePosition.OffsetY = 2;
// Specify the tooltip point pattern.
series1.ToolTipPointPattern = "Bar Series: {A}:{V}";
}
}
}