public void ObjSelectionChangedListener(object sender, ObjSelectionChangedEvent e)
{
try
{
if (e.addObjs != null)
{
foreach (string objdef in e.addObjs.Keys)
{
string layerID = Globals.project.objsDefIndex[objdef].definition.GISLayerName;
//临时，接口没有返回GISLayerName
if (layerID == null)
{
layerID = e.addObjs[objdef].FirstOrDefault().parent.definition.Type;
}
highlightObjects(e.addObjs[objdef], layerID, true);
}
}
if (e.removeObjs != null)
{
foreach (string objdef in e.removeObjs.Keys)
{
string layerID = Globals.project.objsDefIndex[objdef].definition.GISLayerName;
if (layerID == null)
{
layerID = e.addObjs[objdef].FirstOrDefault().parent.definition.Type;
}
highlightObjects(e.removeObjs[objdef], layerID, false);
}
}
}
catch (Exception ex)
{
}
}
// Summary:
// Object selection event listener (function).
// It will highlight selected objects and unhighlight
// deselected objects.
public void objSelectionChangedListener(object sender,
ObjSelectionChangedEvent e)
{
if (sender == this)
{
return;
}
if (e.addObjs != null)
{
foreach (string objdef in e.addObjs.Keys)
{
string layerID = Globals.project.objsDefIndex[objdef].definition.GISLayerName;
highlightObjects(e.addObjs[layerID], layerID, true);
}
}
if (e.removeObjs != null)
{
foreach (string objdef in e.removeObjs.Keys)
{
string layerID = Globals.project.objsDefIndex[objdef].definition.GISLayerName;
highlightObjects(e.removeObjs[layerID], layerID, false);
}
}
}
// Summary:
// Object selection event listener (function).
// It will broadcast the event to views and datagrid.
public void objSelectionChangedListener(object sender,
ObjSelectionChangedEvent e)
{
if (objSelectionChangedTrigger != null)
{
objSelectionChangedTrigger(sender, e);
}
}
public async Task <bool> selectByPoint(System.Windows.Point screenPoint)
{
bool success = false;
DGObject obj = null;
IS3GraphicsLayer gLayer = null;
//foreach (Layer layer in _map.Layers)
//{
// gLayer = layer as IS3GraphicsLayer;
// if (!isLayerSelectable(gLayer))
// continue;
// obj = await gLayer.selectObjectByPoint(screenPoint, mapView);
// if (obj != null)
// {
// break;
// }
//}
for (int i = _map.Layers.Count - 1; i >= 0; i--)
{
Layer layer = _map.Layers[i];
gLayer = layer as IS3GraphicsLayer;
if (!isLayerSelectable(gLayer))
{
continue;
}
obj = await gLayer.selectObjectByPoint(screenPoint, mapView);
if (obj != null)
{
break;
}
}
if (obj != null && ObjSelectionChangedHandler != null)
{
ObjSelectionChangedEvent args = new ObjSelectionChangedEvent();
args.addObjs = new Dictionary <string, List <DGObject> >();
List <DGObject> objs = new List <DGObject>();
objs.Add(obj);
args.addObjs.Add(obj.parent.definition.Name, objs);
ObjSelectionChangedHandler(this, args);
success = true;
}
return(success);
}
public async void selectByRect()
{
if (Globals.isThreadUnsafe())
{
Globals.application.Dispatcher.Invoke(new Action(() =>
{
selectByRect();
}));
return;
}
Geometry geom = await _mapView.Editor.RequestShapeAsync(DrawShape.Rectangle);
if (_srEMap != null)
{
geom = GeometryEngine.Project(geom, _srEMap);
}
IGeometry rect = IS3GeometryEngine.fromGeometry(geom);
ObjSelectionChangedEvent args = new ObjSelectionChangedEvent();
args.addObjs = new Dictionary <string, List <DGObject> >();
foreach (Layer layer in _map.Layers)
{
IGraphicsLayer gLayer = layer as IGraphicsLayer;
if (!isLayerSelectable(gLayer))
{
continue;
}
List <DGObject> objs = gLayer.selectObjectsByRect(rect);
if (objs.Count > 0)
{
args.addObjs.Add(gLayer.ID, objs);
}
}
if (ObjSelectionChangedHandler != null)
{
ObjSelectionChangedHandler(this, args);
}
}
private void DGObjectDataGrid_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
if (DGObjectDataGrid.IsKeyboardFocusWithin == false)
{
return;
}
List <DGObject> addedObjs = new List <DGObject>();
List <DGObject> removedObjs = new List <DGObject>();
DGObject selectOne = DGObjectDataGrid.SelectedItem as DGObject;
addedObjs.Add(selectOne);
if (_lastObj != null)
{
removedObjs.Add(_lastObj);
}
if (objSelectionChangedTrigger != null)
{
Dictionary <string, List <DGObject> > addedObjsDict = null;
Dictionary <string, List <DGObject> > removedObjsDict = null;
if (addedObjs.Count > 0)
{
addedObjsDict = new Dictionary <string, List <DGObject> >();
addedObjsDict[selectOne.parent.definition.Name] = addedObjs;
}
if (removedObjs.Count > 0)
{
removedObjsDict = new Dictionary <string, List <DGObject> >();
removedObjsDict[_lastObj.parent.definition.Name] = removedObjs;
}
ObjSelectionChangedEvent args =
new ObjSelectionChangedEvent();
args.addObjs = addedObjsDict;
args.removeObjs = removedObjsDict;
objSelectionChangedTrigger(this, args);
}
_lastObj = selectOne;
}
public void ObjSelectionChangedListener(object sender, ObjSelectionChangedEvent e)
{
throw new NotImplementedException();
}
public void ObjSelectionChangedListener(object sender, ObjSelectionChangedEvent e)
{
}
