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V24.1

HeatmapControl.Scroll(HeatmapHorizontalScrollingDirection, HeatmapVerticalScrollingDirection) Method

Scrolls the heatmap diagram horizontally or/and vertically at 10 scroll units.

Namespace: DevExpress.XtraCharts.Heatmap

Assembly: DevExpress.XtraCharts.v24.1.UI.dll

NuGet Package: DevExpress.Win.Charts

Declaration

public void Scroll(
    HeatmapHorizontalScrollingDirection horizontalDirection,
    HeatmapVerticalScrollingDirection verticalDirection
)

Parameters

Name Type Description
horizontalDirection HeatmapHorizontalScrollingDirection

Specifies horizontal scroll direction.

verticalDirection HeatmapVerticalScrollingDirection

Specifies vertical scroll direction.

Remarks

A scroll unit is calculated as follows:

Scroll unit formula

Enable the following properties to allow users to scroll and zoom a heatmap:

You can use the HeatmapControl.Scroll, HeatmapControl.ZoomIn and HeatmapControl.ZoomOut methods to scroll and zoom a heatmap programmatically.

After a heatmap is zoomed, you can call the Heatmap Control’s ResetZoom() method to reset the heatmap to the initial state (when the heatmap is not zoomed).

See Also