NDBGJK5.0/Kingo.Plugins/Kingo.Plugin.MapView/Commands/CmdZoomToLayer.cs

using ESRI.ArcGIS.Carto;
using ESRI.ArcGIS.Controls;
using ESRI.ArcGIS.Display;
using KGIS.Framework.AE.ExtensionMethod;
using KGIS.Framework.Maps;
using KGIS.Framework.Utils;
using System;

namespace Kingo.Plugin.MapView.Commands
{
    //[PathAttribute("Kingo.Plugin.MapView.Commands.CmdZoomToLayer")]
    public class CmdZoomToLayer : BaseMapMenuCommand
    {
        public override void OnClick()
        {
            if (m_hookHelper == null)
                return;
            object layer = m_hookHelper.GetCustomProperty();
            if (layer is ILayer)
            {
                if (m_hookHelper.Hook is IPageLayoutControlDefault)
                {
                    IActiveView activeView = m_hookHelper.ActiveView;
                    IDisplayTransformation displayTransformation = activeView.ScreenDisplay.DisplayTransformation;
                    displayTransformation.VisibleBounds = (layer as ILayer).AreaOfInterest;
                    //activeView.Refresh();
                    m_hookHelper.ActiveView.Refresh();
                }
                else
                {
                    this.m_hookHelper.ActiveView.Extent = (layer as ILayer).AreaOfInterest;
                }
                this.m_hookHelper.ActiveView.Refresh();
            }
        }

        public override void OnCreate(object Hook)
        {
            try
            {
                if (m_hookHelper == null)
                {
                    m_hookHelper = new HookHelper();
                    m_hookHelper.Hook = Hook;
                }
            }
            catch (Exception ex)
            {
                LogAPI.Debug("加载 缩放至图层 命令时发生异常，异常信息如下：");
                LogAPI.Debug(ex);
                LogAPI.Debug("异常信息结束");
            }
        }
    }
}