/// <summary>
/// Occurs when this command is clicked
/// </summary>
public override void OnClick()
{
if (m_hookHelper != null)
{
ClsMapLayer pConvertPixelDistanceToMapDistance = new ClsMapLayer();
IEnvelope pEnv;
IFeature pFeat = null;
IActiveView pActiveView;
ICursor pCursor = null;
IFeatureCursor pFeatCursor;
IGeometry pGeo;
IFeatureLayer pFeatLyr;
ICompositeLayer pGroupLyr;
IFeatureSelection pFeatSel;
pEnv = new EnvelopeClass();
if (ClsDeclare.g_pMap.SelectionCount < 1)
{
//ClsDeclare.g_ErrorHandler.DisplayInformation("图面上没有选择地物，无法放大", false, "确定",null);
return;
}
try
{
for (int i = 0; i < ClsDeclare.g_pMap.LayerCount; i++)
{
if (ClsDeclare.g_pMap.get_Layer(i) is IGroupLayer && (ClsDeclare.g_pMap.get_Layer(i).Name != "示意图"))
{
pGroupLyr = ClsDeclare.g_pMap.get_Layer(i) as ICompositeLayer;
for (int j = 0; j < pGroupLyr.Count; j++)
{
if (pGroupLyr.get_Layer(j) is IGeoFeatureLayer)
{
pFeatLyr = pGroupLyr.get_Layer(j) as IFeatureLayer;
pFeatSel = (IFeatureSelection)pFeatLyr;
if (pFeatSel.SelectionSet.Count == 0)
{
continue;
}
pFeatSel.SelectionSet.Search(null, false, out pCursor);
pFeatCursor = (IFeatureCursor)pCursor;
pFeat = pFeatCursor.NextFeature();
while (pFeat != null)
{
pGeo = pFeat.Shape;
pEnv.Union(pGeo.Envelope);
pFeat = pFeatCursor.NextFeature();
}
}
}
}
else if (ClsDeclare.g_pMap.get_Layer(i) is IGeoFeatureLayer)
{
pFeatLyr = ClsDeclare.g_pMap.get_Layer(i) as IFeatureLayer;
pFeatSel = (IFeatureSelection)pFeatLyr;
if (pFeatSel.SelectionSet.Count == 0)
{
continue;
}
pFeatSel.SelectionSet.Search(null, false, out pCursor);
pFeatCursor = (IFeatureCursor)pCursor;
pFeat = pFeatCursor.NextFeature();
while (pFeat != null)
{
pGeo = pFeat.Shape;
pEnv.Union(pGeo.Envelope);
pFeat = pFeatCursor.NextFeature();
}
}
}
pActiveView = (IActiveView)ClsDeclare.g_pMap;
double dblLen;
dblLen = pConvertPixelDistanceToMapDistance.ConvertPixelDistanceToMapDistance(pActiveView, 30);
pEnv.Expand(dblLen, dblLen, false);
pActiveView.Extent = pEnv;
pActiveView.Refresh();
}
catch (Exception)
{
//ClsDeclare.g_ErrorHandler.DisplayInformation(ex.Message, false, "确定",null);
throw;
}
}
else if (m_sceneHookHelper != null)
{
}
else if (m_globeHookHelper != null)
{
}
}
public override void OnMouseDown(int Button, int Shift, int X, int Y)
{
try
{
//if (ClsDeclare.g_pMap.SelectionCount != 0)
// ClsDeclare.g_pMap.ClearSelection();
ClsMapLayer pConvert = new ClsMapLayer();
IActiveView pActiveView;
pActiveView = m_hookHelper.ActiveView;
IPoint pPoint;
pPoint = pActiveView.ScreenDisplay.DisplayTransformation.ToMapPoint(X, Y);
ISelectionEnvironment pSelectEnv = new SelectionEnvironmentClass();
double Length;
Length = pConvert.ConvertPixelDistanceToMapDistance(pActiveView, pSelectEnv.SearchTolerance);
ITopologicalOperator pTopoOpera;
IGeometry pBuffer;
pTopoOpera = (ITopologicalOperator)pPoint;
pBuffer = pTopoOpera.Buffer(Length);
m_pGeometry = pBuffer.Envelope;
esriSelectionResultEnum pSelectType = new esriSelectionResultEnum();
switch (Shift)
{
case 0:
{
pSelectType = esriSelectionResultEnum.esriSelectionResultNew;
switch (mvarSelectMethod)
{
case "New": //新建选择结果集
pSelectType = esriSelectionResultEnum.esriSelectionResultNew;
break;
case "Add": //增加选择结果集 按下Shift键
pSelectType = esriSelectionResultEnum.esriSelectionResultAnd;
break;
case "Sub": //减少选择结果集 按下Alt键
pSelectType = esriSelectionResultEnum.esriSelectionResultSubtract;
break;
case "Xor": //对已有的选择集做异或 按下Ctrl键
pSelectType = esriSelectionResultEnum.esriSelectionResultXOR;
break;
}
break;
}
case 1:
pSelectType = esriSelectionResultEnum.esriSelectionResultAdd;
break;
case 2:
pSelectType = esriSelectionResultEnum.esriSelectionResultXOR;
break;
case 3:
pSelectType = esriSelectionResultEnum.esriSelectionResultNew;
break;
case 4:
pSelectType = esriSelectionResultEnum.esriSelectionResultSubtract;
break;
}
if (m_FeatClsCln == null)
{
bool blntemp = true;
m_pQueryResultCln = new Collection();
ClsSelectQuery.SelectGeometry(ref blntemp, m_pGeometry, pSelectType, ref m_pQueryResultCln);
pActiveView.PartialRefresh(esriViewDrawPhase.esriViewGeoSelection, null, null);
//TODO: FrmQuery的用法
if (m_frmQuery == null)
{
m_frmQuery = new FrmQuery();
}
if (m_frmQuery.IsDisposed)
{
m_frmQuery = new FrmQuery();
}
m_frmQuery.QueryResultCln = m_pQueryResultCln;
m_frmQuery.ReLoadQueryResult();
m_frmQuery.Visible = false;
m_frmQuery.Show((Form)(ClsDeclare.g_Sys.FrmMain));
}
m_pQueryResultCln = null;
if ((ClsDeclare.g_pMap.SelectionCount > ClsDeclare.g_Sys.MaxSelectCount) && (ClsDeclare.g_Sys.MaxSelectCount != 0))
{
//if (ClsDeclare.g_ErrorHandler.DisplayInformation("你选择的结果大于" + Convert.ToString(ClsDeclare.g_Sys.MaxSelectCount) + "个地物，是否继续选择操作?", true, "确定", "取消") == false)
{
pActiveView.PartialRefresh(esriViewDrawPhase.esriViewGeoSelection, null, null);
ClsDeclare.g_pMap.ClearSelection();
pActiveView.PartialRefresh(esriViewDrawPhase.esriViewGeoSelection, null, null);
}
}
}
catch (Exception)
{
//ClsDeclare.g_ErrorHandler.HandleError(true, null, 0, null, ex.StackTrace);
throw;
}
}
public override void OnMouseDown(int Button, int Shift, int X, int Y)
{
if (m_hookHelper != null)
{
ClsMapLayer pConvert = new ClsMapLayer();
IGeometry pGeometry;
IActiveView pActiveView;
pActiveView = m_hookHelper.ActiveView;
IPoint pPoint;
pPoint = pActiveView.ScreenDisplay.DisplayTransformation.ToMapPoint(X, Y);
pGeometry = (IGeometry)pPoint;
if (ClsDeclare.g_pMap.SelectionCount != 0)
{
ClsDeclare.g_pMap.ClearSelection();
}
pActiveView.PartialRefresh(esriViewDrawPhase.esriViewGeoSelection, null, null);
ISelectionEnvironment pSelectEnv = new SelectionEnvironmentClass();
double length;
length = pConvert.ConvertPixelDistanceToMapDistance(pActiveView, pSelectEnv.SearchTolerance);
ITopologicalOperator pTopoOpera;
IGeometry pBuffer;
pTopoOpera = (ITopologicalOperator)pGeometry;
pBuffer = pTopoOpera.Buffer(length);
pGeometry = m_pMapControl.TrackPolygon();
Application.DoEvents();
m_pMapControl.MousePointer = esriControlsMousePointer.esriPointerHourglass;
if (pGeometry != null)
{
if (pGeometry.Envelope.IsEmpty)
{
pGeometry = pBuffer.Envelope;
}
}
esriSelectionResultEnum pselecttype = new esriSelectionResultEnum();
switch (Shift)
{
case 0:
{
pselecttype = esriSelectionResultEnum.esriSelectionResultNew;
switch (mvarSelectMethod)
{
case "New":
pselecttype = esriSelectionResultEnum.esriSelectionResultNew;
break;
case "Add":
pselecttype = esriSelectionResultEnum.esriSelectionResultAnd;
break;
case "Sub":
pselecttype = esriSelectionResultEnum.esriSelectionResultSubtract;
break;
case "Xor":
pselecttype = esriSelectionResultEnum.esriSelectionResultXOR;
break;
}
break;
}
case 1:
pselecttype = esriSelectionResultEnum.esriSelectionResultAdd;
break;
case 2:
pselecttype = esriSelectionResultEnum.esriSelectionResultXOR;
break;
case 3:
pselecttype = esriSelectionResultEnum.esriSelectionResultNew;
break;
case 4:
pselecttype = esriSelectionResultEnum.esriSelectionResultSubtract;
break;
}
if (m_FeatClsCln == null)
{
bool blntemp = false;
m_pQueryResultCln = new Collection();
ClsSelectQuery.SelectGeometry(ref blntemp, pGeometry, pselecttype, ref m_pQueryResultCln);
pActiveView.PartialRefresh(esriViewDrawPhase.esriViewGeoSelection, null, null);
if (m_frmQuery == null)
{
m_frmQuery = new FrmQuery();
}
if (m_frmQuery.IsDisposed)
{
m_frmQuery = new FrmQuery();
}
m_frmQuery.QueryResultCln = m_pQueryResultCln;
m_frmQuery.ReLoadQueryResult();
m_frmQuery.Visible = false;
m_frmQuery.Show((Form)(ClsDeclare.g_Sys.FrmMain));
}
m_pQueryResultCln = null;
m_pMapControl.MousePointer = esriControlsMousePointer.esriPointerDefault;
}
else if (m_sceneHookHelper != null)
{
}
else if (m_globeHookHelper != null)
{
}
}
