public override void OnMouseDown(int Button, int Shift, int X, int Y)
{
if (m_pActiveView == null || Button != 1)
{
return;
}
ArrayList pSelected = new ArrayList();
IFeatureClass pFeatureClass;
IPoint pPoint;
ISelectionEnvironment pSelectionEnvironment;
IFeature pFeature;
IGeometry pGeometry;
ITopologicalOperator pTopolagicalOperator;
double dLength;
IEnvelope pSrchEnv;
pSelectionEnvironment = new SelectionEnvironmentClass();
dLength = pSelectionEnvironment.SearchTolerance;
pPoint = m_pActiveView.ScreenDisplay.DisplayTransformation.ToMapPoint(X, Y);
pPoint = GIS.GraphicEdit.SnapSetting.getSnapPoint(pPoint);
pGeometry = pPoint;
dLength = Common.DataEditCommon.ConvertPixelDistanceToMapDistance(m_pActiveView, dLength);
pSrchEnv = pPoint.Envelope;
pSrchEnv.Width = dLength;
pSrchEnv.Height = dLength;
pSrchEnv.CenterAt(pPoint);
pTopolagicalOperator = (ITopologicalOperator)pGeometry;
IGeometry pBuffer = pTopolagicalOperator.Buffer(dLength);
pGeometry = pBuffer;
IFeatureLayer pFeatureLayer;
IFeature pFeat = null;
IMap pMap = m_hookHelper.FocusMap;
//for (int i = 0; i < pMap.LayerCount; i++)
//{
//if (pMap.get_Layer(i).Name !=Common.DataEditCommon.g_pLayer.Name) continue;//20140216 lyf 只对当前选择图层进行
//if (pMap.get_Layer(i).Visible == false || !(pMap.get_Layer(i) is IFeatureLayer))
//{
// continue;
//}
if (Common.DataEditCommon.g_pLayer == null)
{
return;
}
pFeatureLayer = Common.DataEditCommon.g_pLayer as IFeatureLayer;
pFeatureClass = pFeatureLayer.FeatureClass;
if (pFeatureClass == null)
{
return;
}
IIdentify2 pID = pFeatureLayer as IIdentify2;
IArray pArray = pID.Identify(pSrchEnv, null);
//20140216 lyf 没有选中图元情况处理
if (pArray == null)
{
MessageBox.Show(@"未选中当前图层的图元！", "提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
//continue;
return;
}
IFeatureIdentifyObj pFeatIdObj;
IRowIdentifyObject pRowObj;
if (pArray != null)
{
for (int j = 0; j < pArray.Count; j++)
{
if (pArray.Element[j] is IFeatureIdentifyObj)
{
pFeatIdObj = pArray.Element[j] as IFeatureIdentifyObj;
pRowObj = pFeatIdObj as IRowIdentifyObject;
pFeature = pRowObj.Row as IFeature;
pSelected.Add(pFeature);
pSelected.Add(pFeatureLayer.Name);
pSelected.Add(0);
}
}
pArray.RemoveAll();
}
//}
GetClosestFeatureInCollection(dLength, pSelected, pPoint, ref pFeat);
if (pFeat != null)
{
if (m_pfrmFeatureAttribute == null)
{
m_pfrmFeatureAttribute = new FeatureAttribute(pFeat);
m_pfrmFeatureAttribute.StartPosition = FormStartPosition.CenterParent;
m_pfrmFeatureAttribute.Show();
}
else
{
m_pfrmFeatureAttribute.Close();
m_pfrmFeatureAttribute.Dispose();
m_pfrmFeatureAttribute = new FeatureAttribute(pFeat);
m_pfrmFeatureAttribute.StartPosition = FormStartPosition.CenterParent;
m_pfrmFeatureAttribute.Show();
}
}
}
public override void OnMouseDown(int Button, int Shift, int X, int Y)
{
if (m_pActiveView == null || Button != 1)
{
return;
}
ArrayList pSelected = new ArrayList();
IFeatureClass pFeatureClass;
IPoint pPoint;
ISelectionEnvironment pSelectionEnvironment;
IFeature pFeature;
IGeometry pGeometry;
ITopologicalOperator pTopolagicalOperator;
double dLength;
IEnvelope pSrchEnv;
pSelectionEnvironment = new SelectionEnvironmentClass();
dLength = pSelectionEnvironment.SearchTolerance;
pPoint = m_pActiveView.ScreenDisplay.DisplayTransformation.ToMapPoint(X, Y);
pPoint = GIS.GraphicEdit.SnapSetting.getSnapPoint(pPoint);
pGeometry = pPoint;
dLength = Common.DataEditCommon.ConvertPixelDistanceToMapDistance(m_pActiveView, dLength);
pSrchEnv = pPoint.Envelope;
pSrchEnv.Width = dLength;
pSrchEnv.Height = dLength;
pSrchEnv.CenterAt(pPoint);
pTopolagicalOperator = (ITopologicalOperator)pGeometry;
IGeometry pBuffer = pTopolagicalOperator.Buffer(dLength);
pGeometry = pBuffer;
IFeatureLayer pFeatureLayer;
IFeature pFeat = null;
IMap pMap = m_hookHelper.FocusMap;
//for (int i = 0; i < pMap.LayerCount; i++)
//{
//if (pMap.get_Layer(i).Name !=Common.DataEditCommon.g_pLayer.Name) continue;//20140216 lyf ֻ�Ե�ǰѡ��ͼ�����
//if (pMap.get_Layer(i).Visible == false || !(pMap.get_Layer(i) is IFeatureLayer))
//{
// continue;
//}
if (Common.DataEditCommon.g_pLayer == null) return;
pFeatureLayer = Common.DataEditCommon.g_pLayer as IFeatureLayer;
pFeatureClass = pFeatureLayer.FeatureClass;
if (pFeatureClass == null)
{
return;
}
IIdentify2 pID = pFeatureLayer as IIdentify2;
IArray pArray = pID.Identify(pSrchEnv, null);
//20140216 lyf û��ѡ��ͼԪ�������
if (pArray == null)
{
MessageBox.Show(@"δѡ�е�ǰͼ���ͼԪ��", "��ʾ", MessageBoxButtons.OK, MessageBoxIcon.Information);
//continue;
return;
}
IFeatureIdentifyObj pFeatIdObj;
IRowIdentifyObject pRowObj;
if (pArray != null)
{
for (int j = 0; j < pArray.Count; j++)
{
if (pArray.Element[j] is IFeatureIdentifyObj)
{
pFeatIdObj = pArray.Element[j] as IFeatureIdentifyObj;
pRowObj = pFeatIdObj as IRowIdentifyObject;
pFeature = pRowObj.Row as IFeature;
pSelected.Add(pFeature);
pSelected.Add(pFeatureLayer.Name);
pSelected.Add(0);
}
}
pArray.RemoveAll();
}
//}
GetClosestFeatureInCollection(dLength, pSelected, pPoint, ref pFeat);
if (pFeat != null)
{
if (m_pfrmFeatureAttribute == null)
{
m_pfrmFeatureAttribute = new FeatureAttribute(pFeat);
m_pfrmFeatureAttribute.StartPosition = FormStartPosition.CenterParent;
m_pfrmFeatureAttribute.Show();
}
else
{
m_pfrmFeatureAttribute.Close();
m_pfrmFeatureAttribute.Dispose();
m_pfrmFeatureAttribute = new FeatureAttribute(pFeat);
m_pfrmFeatureAttribute.StartPosition = FormStartPosition.CenterParent;
m_pfrmFeatureAttribute.Show();
}
}
}