public static IPoint XYToPoint2(ISceneGraph isceneGraph_0, int int_0, int int_1, esriScenePickMode esriScenePickMode_0)
{
IPoint result = null;
ISceneViewer activeViewer = isceneGraph_0.ActiveViewer;
IHit3DSet hit3DSet;
isceneGraph_0.LocateMultiple(activeViewer, int_0, int_1, esriScenePickMode_0, true, out hit3DSet);
if (hit3DSet != null)
{
hit3DSet.OnePerLayer();
IArray hits = hit3DSet.Hits;
for (int i = 0; i <= hits.Count - 1; i++)
{
IHit3D hit3D = hits.get_Element(i) as IHit3D;
result = hit3D.Point;
}
}
return(result);
}
private void method_0()
{
this.objTree.Nodes.Clear();
this.Infolist.Items.Clear();
object layer = null;
TreeNode node = null;
TreeNode node2 = null;
IIdentifyObj obj3 = null;
object obj4 = null;
if (this.iarray_0 != null)
{
for (int i = 0; i < this.iarray_0.Count; i++)
{
TreeNode node3;
obj4 = this.iarray_0.get_Element(i);
if (obj4 is IIdentifyObj)
{
obj3 = obj4 as IIdentifyObj;
if ((this.identifyTypeEnum_0 != IdentifyTypeEnum.enumITCurrentLayer) ||
(obj3.Layer == this.ilayer_0))
{
if (obj3 is IFeatureIdentifyObj)
{
IRow row = (obj3 as IRowIdentifyObject).Row;
if (layer != obj3.Layer)
{
layer = obj3.Layer;
node = new TreeNode(obj3.Layer.Name);
this.objTree.Nodes.Add(node);
node.Tag = obj3.Layer;
node.ExpandAll();
}
if (row.HasOID)
{
node3 = new TreeNode(row.OID.ToString());
}
else
{
node3 = new TreeNode(row.get_Value(0).ToString());
}
node3.Tag = obj3;
if (node2 == null)
{
node2 = node3;
}
this.method_3(row as IFeature, node3);
if (obj3.Layer is IRelationshipClassCollection)
{
this.method_1((obj3.Layer as IRelationshipClassCollection).RelationshipClasses,
row as IObject, node3, false);
}
node.Nodes.Add(node3);
}
else if ((obj3 is IRasterIdentifyObj) || (obj3 is ITinIdentifyObj))
{
layer = null;
node = new TreeNode(obj3.Layer.Name);
this.objTree.Nodes.Add(node);
node.Tag = obj3.Layer;
node.ExpandAll();
node3 = new TreeNode(obj3.Name)
{
Tag = obj3
};
if (node2 == null)
{
node2 = node3;
}
node.Nodes.Add(node3);
}
else
{
layer = null;
node = new TreeNode(obj3.Layer.Name);
this.objTree.Nodes.Add(node);
node.Tag = obj3.Layer;
node.ExpandAll();
node3 = new TreeNode(obj3.Name)
{
Tag = obj3
};
if (node2 == null)
{
node2 = node3;
}
node.Nodes.Add(node3);
}
}
}
else
{
IFeature feature;
if (obj4 is IFeatureFindData2)
{
feature = (obj4 as IFeatureFindData2).Feature;
node = new TreeNode(feature.Class.AliasName);
this.objTree.Nodes.Add(node);
node.Tag = feature.Class;
node.ExpandAll();
node3 = new TreeNode(feature.OID.ToString())
{
Tag = feature
};
if (node2 == null)
{
node2 = node3;
}
node.Nodes.Add(node3);
this.method_6((obj4 as IFeatureFindData2).Layer as IFeatureLayer, feature);
}
else if (obj4 is IHit3D)
{
IHit3D hitd = obj4 as IHit3D;
if (hitd.Object is IFeature)
{
feature = hitd.Object as IFeature;
node = new TreeNode(feature.Class.AliasName);
this.objTree.Nodes.Add(node);
node.Tag = feature.Class;
node.ExpandAll();
node3 = new TreeNode(feature.OID.ToString())
{
Tag = feature
};
if (node2 == null)
{
node2 = node3;
}
node.Nodes.Add(node3);
this.method_5(feature);
}
else if (hitd.Owner is ITinIdentifyObj)
{
layer = null;
}
}
}
}
this.objTree.SelectedNode = node2;
}
}
public override void OnMouseDown(int Button, int Shift, int X, int Y)
{
// TODO: Add ToolEditFeatures.OnMouseDown implementation
try
{
ISceneControl pSceneCtr = (((IToolbarControl)m_hookHelper.Hook).Buddy) as ISceneControl;
if (pSceneCtr != null)
{
IPoint po;
object owner, obj;
pSceneCtr.SceneGraph.Locate(pSceneCtr.SceneViewer, X, Y, esriScenePickMode.esriScenePickGeography, true, out po, out owner, out obj);//po就是得到的点
//方法2
IHit3DSet pHit3dSet = null;
pSceneCtr.SceneGraph.LocateMultiple(pSceneCtr.SceneGraph.ActiveViewer, X, Y, esriScenePickMode.esriScenePickGeography, true, out pHit3dSet);
//po = pHit3D.Point;//po就是得到的点
//如果想得到某图层元素，可以看看下面代码
// int index = 2;
if (pHit3dSet == null)
{
return;
}
pHit3dSet.OnePerLayer();
IHit3D pHit3D = (IHit3D)pHit3dSet.Hits.get_Element(0);
IFeature pFeature = (IFeature)pHit3D.Object;
if (pFeature == null)
{
return;
}
ILayer pLayer = owner as ILayer;
if (pLayer == null)
{
return;
}
if (pLayer.Name != "Crater" && pLayer.Name != "NonCrater")
{
return;
}
IFeatureClass pFeatureClass = ((IFeatureLayer)pLayer).FeatureClass;
pSceneCtr.Scene.ClearSelection();
pSceneCtr.Scene.SelectFeature(pLayer, pFeature);
IActiveView pActiveView = pSceneCtr.Scene as IActiveView;
pActiveView.PartialRefresh(esriViewDrawPhase.esriViewGeography, pLayer, null);
IMultiPatch pMP = pFeature.Shape as IMultiPatch;
FrmEditFeatures.setXLabel((pMP.Envelope.XMax + pMP.Envelope.XMin) / 2);
FrmEditFeatures.setYLabel((pMP.Envelope.YMax + pMP.Envelope.YMin) / 2);
}
IMapControl2 pMapCtr = (((IToolbarControl)m_hookHelper.Hook).Buddy) as IMapControl2;
if (pMapCtr != null)
{
IMap pMap = pMapCtr.Map;
IPoint po = pMapCtr.ToMapPoint(X, Y);
ISelectionEnvironment pSelectionEnv = new SelectionEnvironmentClass();
pMap.SelectByShape(po, pSelectionEnv, true);
//for (int i = 0; i < pMap.LayerCount; i++ )
//{
// ILayer pLayer = pMap.get_Layer(i);
// if (pLayer.Name == "Crater")
// {
// pMapCtr.ActiveView.PartialRefresh(esriViewDrawPhase.esriViewGeography, pLayer, null);
// }
// if (pLayer.Name =="NonCrater")
// {
// pMapCtr.ActiveView.PartialRefresh(esriViewDrawPhase.esriViewGeography, pLayer, null);
// }
//}
pMapCtr.ActiveView.PartialRefresh(esriViewDrawPhase.esriViewGeography, null, null);
IEnumFeatureSetup pSelectionsetup = pMap.FeatureSelection as IEnumFeatureSetup;
pSelectionsetup.AllFields = true;//这里是关键
IEnumFeature pFeatureCollection = pSelectionsetup as IEnumFeature;
IFeature pF = pFeatureCollection.Next();
if (pF != null && pF.Shape is IMultiPatch)
{
IMultiPatch pMP = pF.Shape as IMultiPatch;
FrmEditFeatures.setXLabel((pMP.Envelope.XMax + pMP.Envelope.XMin) / 2);
FrmEditFeatures.setYLabel((pMP.Envelope.YMax + pMP.Envelope.YMin) / 2);
}
//ISelection pSelection =pMap.FeatureSelection;
////从Map.FeatureSelection获得ISelection不能读到Feature的其他属性，
////这是因为从axMapControl1.Map.FeatureSelection QI到IEnumFeature 时，
////ArcGIS中FeatureSelection默认的时候只存入Feature 的Shape，而不是整个Feature的字段数据。
////如果要查看其他数据，必须要进行以下转换才可以：
//IEnumFeatureSetup pSelectionsetup = pSelection as IEnumFeatureSetup;
//pSelectionsetup.AllFields = true;//这里是关键
//IEnumFeature pFeatureCollection = pSelectionsetup as IEnumFeature;
//IFeature pF = pFeatureCollection.Next();
//if (pF != null)
//{
// pF.Class
//}
}
}
catch (System.Exception ex)
{
}
}
