private object RequestResponder(OperationType type, object param = null)
{
switch (type)
{
case OperationType.SentStyleGalleryItem:
m_pStyleGalleryItem = param as IStyleGalleryItem;
return(null);
case OperationType.GetViewIndex:
return(Ctrl_Tab.SelectedIndex);
case OperationType.GetSelectedLayer:
return(m_selectedLayer);
case OperationType.RefreshMapCtrl:
Ctrl_Map.Refresh();
return(null);
case OperationType.UpdateTOCCtrl:
Ctrl_TOC.Update();
return(null);
case OperationType.ClearSelection:
Ctrl_Map.Map.ClearSelection();
return(null);
case OperationType.ModifyExtent:
Ctrl_Map.Extent = param as IEnvelope;
return(null);
case OperationType.GetMap:
return(Ctrl_Map.Map);
case OperationType.GetScene:
return(Ctrl_Scene.Scene);
case OperationType.ZoomToSelection:
ICommand curCmd = new ControlsZoomToSelectedCommandClass();
curCmd.OnCreate(Ctrl_Map.Object);
curCmd.OnClick();
return(null);
case OperationType.FormAttributeHighLightRow:
if (m_FrmAttribute != null)
{
m_FrmAttribute.HightLightSelection();
}
return(null);
default:
return(null);
}
}
private void ZoomToSelectedFeatures()
{
try
{
ICommand pZoomToSelectedFeaturesCommand = new ControlsZoomToSelectedCommandClass();
pZoomToSelectedFeaturesCommand.OnCreate(m_MapControl.Object);
pZoomToSelectedFeaturesCommand.OnClick();
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}
//buffer查询并闪烁。
public static void BufferSelectAndFlash(IMapControl4 mapCtrl, IGeometry baseGeo, esriSpatialRelEnum spatialRef, ILayer layer)
{
IFeatureLayer featureLayer = layer as IFeatureLayer;
if (mapCtrl == null || featureLayer == null)
{
return;
}
IFeatureClass fC = featureLayer.FeatureClass;
ISpatialFilter pFilter = new SpatialFilterClass();
pFilter.Geometry = baseGeo;
pFilter.GeometryField = "SHAPE";
pFilter.SpatialRel = spatialRef;
IFeatureCursor pFeatureCursor = fC.Search(pFilter, false);
IArray inArray = new ArrayClass();
IFeature fe = pFeatureCursor.NextFeature();
mapCtrl.Map.ClearSelection();
while (fe != null)
{
inArray.Add(fe);
mapCtrl.Map.SelectFeature(layer, fe);
fe = pFeatureCursor.NextFeature();
}
if (inArray == null)
{
return;
}
HookHelper m_hookHelper = new HookHelperClass();
m_hookHelper.Hook = mapCtrl.Object;
IHookActions hookAction = (IHookActions)m_hookHelper;
ICommand cmd = new ControlsZoomToSelectedCommandClass();
cmd.OnCreate(m_hookHelper.Hook);
cmd.OnClick();
Application.DoEvents();
hookAction.DoActionOnMultiple(inArray, esriHookActions.esriHookActionsFlash);
}
void IGMap.ZoomToSelected()
{
ICommand command = new ControlsZoomToSelectedCommandClass();
command.OnCreate(this._hook);
command.OnClick();
}
private void ZoomToSelectedFeatures()
{
try
{
ICommand pZoomToSelectedFeaturesCommand = new ControlsZoomToSelectedCommandClass();
pZoomToSelectedFeaturesCommand.OnCreate(m_MapControl.Object);
pZoomToSelectedFeaturesCommand.OnClick();
}
catch (Exception ex)
{
MessageBox.Show(ex.Message);
}
}
/// <summary>
/// 地图定位方法
/// </summary>
/// <param name="layerNames">图层名称</param>
/// <param name="pColumnContent">要定位网元的名称内容</param>
public bool Locate(string layerNames, string pColumnContent)
{
IFeatureLayer pFeatureLayer = null;
string ColumnName = null;//图层中小区对应的名称
string columnLON = null;
string columnLAT = null;
switch (layerNames)
{
case LayerNames.GSM900Cell:
{
pFeatureLayer = GISMapApplication.Instance.GetLayer(LayerNames.GSM900Cell) as IFeatureLayer;
ColumnName = "cellname";
columnLON = "longitude";
columnLAT = "latitude";
break;
}
case LayerNames.GSM1800Cell:
{
pFeatureLayer = GISMapApplication.Instance.GetLayer(LayerNames.GSM1800Cell) as IFeatureLayer;
ColumnName = "cellname";
columnLON = "longitude";
columnLAT = "latitude";
break;
}
}
if (pFeatureLayer == null)
{
return(false);
}
IFeatureClass pFeatureClass = pFeatureLayer.FeatureClass;
IQueryFilter queryFilter = new QueryFilter();
queryFilter.WhereClause = ColumnName + "='" + pColumnContent + "'";
IFeatureCursor pFCursor = pFeatureClass.Search(queryFilter, false);
IFeature pFeature = pFCursor.NextFeature();
while (pFeature != null)
{
int indexOfName = pFeatureClass.FindField(ColumnName);
int indexLon = pFeatureClass.FindField(columnLON);
int indexLat = pFeatureClass.FindField(columnLAT);
if (pFeature.get_Value(indexOfName).ToString() == pColumnContent)
{
//定位到查询的图元
double lon = Convert.ToDouble(pFeature.get_Value(indexLon));
double lat = Convert.ToDouble(pFeature.get_Value(indexLat));
ISelectionEnvironment pSelectionEnv = new SelectionEnvironmentClass();
pSelectionEnv.CombinationMethod = ESRI.ArcGIS.Carto.esriSelectionResultEnum.esriSelectionResultNew;
if (pFeatureLayer.Selectable == true)
{
GISMapApplication.Instance.Scene.ClearSelection();
ICommand pCommand = new ControlsZoomToSelectedCommandClass();
//Select by Shape
IPoint pNewCenterPoint = new PointClass();
pNewCenterPoint.X = lon;
pNewCenterPoint.Y = lat;
PointConvert.Instance.GetProjectPoint(pNewCenterPoint);
pSelectionEnv.DefaultColor = GISUtil.GetRGB(255, 0, 0);
// 定位居中
ILayer referLayer = GISMapApplication.Instance.GetLayer("建筑物");//定位居中参照图层。
IEnvelope pEnvelope = referLayer.AreaOfInterest;
//IEnvelope pEnvelope = pFeatureLayer.AreaOfInterest;
pEnvelope.CenterAt(pNewCenterPoint);
pEnvelope.Expand(0.1, 0.1, true);
GISMapApplication.Instance.FullExtent(pEnvelope);
//GISMapApplication.Instance.Scene.ClearSelection();
//GISMapApplication.Instance.Scene.SelectByShape(pFeature.Shape, pSelectionEnv, true);
GISMapApplication.Instance.Scene.SelectFeature(pFeatureLayer, pFeature);
HandlerFeatureData(layerNames, pFeature);
return(true);
}
}
}
return(false);
}
private void zoomtofeature_Click(object sender, EventArgs e)
{
IMap imap = axMapControl1.Map;
ICommand pCommand = new ControlsZoomToSelectedCommandClass();
pCommand.OnCreate(axMapControl1.Object);
pCommand.OnClick();
}
