?? zoomtolayer.cs
字號:
?
using ESRI.ArcGIS.ADF.BaseClasses;
using ESRI.ArcGIS.Carto;
using ESRI.ArcGIS.Controls;
namespace GIS二次開發(fā)_簡單_
{
public sealed class ZoomToLayer : BaseCommand
{
private IMapControl3 m_mapControl;
public ZoomToLayer()
{
base.m_caption = "設(shè)為窗體尺寸";
}
public override void OnClick()
{
ILayer layer = (ILayer) m_mapControl.CustomProperty;
m_mapControl.Extent = layer.AreaOfInterest;
}
public override void OnCreate(object hook)
{
m_mapControl = (IMapControl3) hook;
}
}
}
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