zoomtolayer.cs

来自「C# 结合ArcEngine编写的二次程序」· CS 代码 · 共 31 行



using ESRI.ArcGIS.ADF.BaseClasses;
using ESRI.ArcGIS.Carto;
using ESRI.ArcGIS.Controls;

namespace GIS二次开发_简单_
{
	public sealed class ZoomToLayer : BaseCommand  
	{
		private IMapControl3 m_mapControl;

		public ZoomToLayer()
		{
			base.m_caption = "设为窗体尺寸";
		}
	
		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;
		}
	}
}