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V25.1
  • MapControl.ScrollArea Property

    Gets or sets a rectangular area (also called scroll area) that confines the map center point.

    Namespace: DevExpress.XtraMap

    Assembly: DevExpress.XtraMap.v25.1.dll

    NuGet Package: DevExpress.Win.Map

    Declaration

    public MapBounds ScrollArea { get; set; }

    Property Value

    Type Description
    MapBounds

    The boundaries that specify the area in which the map center point can be moved around.

    Remarks

    Use this property to limit scroll operations so that the map center point remains within the boundaries. To define these boundaries, specify the coordinates of the area’s top-left and bottom-right corners.

    In the following animation, a rectangle depicts the scroll area boundaries and a dot indicates the map center position:

    image

    Example

    This example specifies a rectangular area that confines the map center point:

    using DevExpress.XtraMap;
    using System;
    using System.Drawing;
    using System.Windows.Forms;
    //...
        private void Form1_Load(object sender, EventArgs e) {
            mapControl1.ScrollArea = new DevExpress.Map.MapBounds(
                new GeoPoint(44.568441, -11.877712), 
                new GeoPoint(36.219329, 4.030490));
            mapControl1.CenterPoint = new GeoPoint(40.155242, -2.912869);
            mapControl1.ZoomLevel = 4.5;
        }
    //...        
    
    See Also