private void ShowAttribute(IGeometry geometry)
{
if (FeatureLayer != null)
{
IArray array = AttributeExtensions.Identity(FeatureLayer.FeatureClass, geometry, WhereClause);
if (array != null)
{
IFeatureIdentifyObj featureIdentifyObj = array.get_Element(0) as IFeatureIdentifyObj;
IIdentifyObj identifyObj = featureIdentifyObj as IIdentifyObj;
IRowIdentifyObject rowIdentifyObj = featureIdentifyObj as IRowIdentifyObject;
IFeature feature = rowIdentifyObj.Row as IFeature;
if (feature != null)
{
_father.dataGridView1.DataSource = GetAttribute(feature);
//_father.ExportExcelbutton.Enabled = true;
var tbbh = _featureValues.FirstOrDefault(e => e.Name == "TBBH");
var xzcdm = _featureValues.FirstOrDefault(e => e.Name == "XZCDM");
_father.Search(xzcdm.Value, tbbh.Value);
Application.DoEvents();
Twinkle(feature);
}
else
{
//_father.ExportExcelbutton.Enabled = false;
}
}
}
}
private void DisplayIdentifyResults()
{
//清空以前所有显示结果
trvFeatures.Nodes.Clear();
//初始化属性显示窗口数据
lstAttribute.Items.Clear();
lstAttribute.Columns.Clear();
//声明变量
List <IFeatureIdentifyObj> IdentifyObjs = null;
IFeatureIdentifyObj IdentifyObj = null;
//列出查询结果
int resultsCount = identifiedResultsList.Count;
for (int i = 0; i < resultsCount; i++)
{
LayerIdentifiedResult layerIdentifiedResult = identifiedResultsList[i];
//添加图层节点
TreeNode layerNode = trvFeatures.Nodes.Add(layerIdentifiedResult.IdentifyLayer.Name);
//添加要素节点
IdentifyObjs = layerIdentifiedResult.IdentifiedFeatureObjList;
for (int k = 0; k < IdentifyObjs.Count; k++)
{
IdentifyObj = IdentifyObjs[k];
IRowIdentifyObject rowIdentifyObj = IdentifyObj as IRowIdentifyObject;
IFeature identifyFeature = rowIdentifyObj.Row as IFeature;
layerNode.Nodes.Add(identifyFeature.OID.ToString());
}
}
//展开所有节点
trvFeatures.ExpandAll();
//默认显示第一图层的第一个查询要素
if (trvFeatures.Nodes.Count < 1)
{
ShowClickedNodeInfo(null, false);
}
//显示第一图层的第一个查询要素
else
{
TreeNode topNode = trvFeatures.Nodes[0].Nodes[0];
//显示第一节点
trvFeatures.TopNode = topNode.Parent;
ShowClickedNodeInfo(topNode, false);
}
}
private void MapUserIdentify(double mapX, double mapY)
{
try
{
//axMapControl1.Map.ClearSelection();
ESRI.ArcGIS.Controls.IMapControl3 m_mapControl = (IMapControl3)axMapControl1.Object;
IMap pMap = axMapControl1.Map;
IGroupLayer pGroupLayer = new GroupLayer();
if (pMap.LayerCount == 0)
{
return;
}
IEnumLayer pEnumLayer;
ILayer pLayer;
pEnumLayer = pMap.get_Layers(null, true);
if (pEnumLayer == null)
{
return;
}
pEnumLayer.Reset();
double dCurrScale = m_mapControl.MapScale;
for (pLayer = pEnumLayer.Next(); pLayer != null; pLayer = pEnumLayer.Next())
{
if (pLayer.Visible)
{
if (pLayer is IGroupLayer)
{
continue;
}
if (pLayer.MinimumScale != 0 && dCurrScale > pLayer.MinimumScale)
{
continue;
}
if (pLayer.MaximumScale != 0 && dCurrScale < pLayer.MaximumScale)
{
continue;
}
pGroupLayer.Add(pLayer);
}
}
IPoint pPoint = new ESRI.ArcGIS.Geometry.Point();
pPoint.X = mapX; pPoint.Y = mapY;
IIdentifyObj pIdObj;
IIdentify pIdentify = pGroupLayer as IIdentify;
IArray pIDArray;
IFeatureIdentifyObj pFeatIdObj;
IEnvelope pEnv = pPoint.Envelope;
IDisplayTransformation pDT = m_mapControl.ActiveView.ScreenDisplay.DisplayTransformation;
pEnv.Expand(pDT.VisibleBounds.Width / 200, pDT.VisibleBounds.Height / 200, false);
pIDArray = pIdentify.Identify(pEnv);
if (pIDArray == null || pIDArray.Count == 0)
{
return;
}
pFeatIdObj = pIDArray.get_Element(0) as IFeatureIdentifyObj;
pIdObj = pFeatIdObj as IIdentifyObj;
IRowIdentifyObject pRowIdentifyObj = pFeatIdObj as IRowIdentifyObject;
IFeature pFeature = pRowIdentifyObj.Row as IFeature;
if (pFeature != null && pFeature.Shape != null && !pFeature.Shape.IsEmpty)
{
//axMapControl1.FlashShape(pFeature.Shape);
axMapControl1.Map.SelectFeature(pIdObj.Layer, pFeature);
FlashFeature(axMapControl1, pFeature.Shape);
}
// pIdObj.Flash(m_mapControl.ActiveView.ScreenDisplay);//The Flash method is not supported with ArcGIS Engine, use the IHookActions.DoActions() method with the esriHookActionsFlash for this functionality.
ILayer pIdentiyLayer = pIdObj.Layer;
DataTable pTable = new DataTable();
DataColumn pDataColumn = pTable.Columns.Add();
pDataColumn.ColumnName = "列名";
pDataColumn = pTable.Columns.Add();
pDataColumn.ColumnName = "值";
DataRow pFirestDataRow = pTable.Rows.Add();
pFirestDataRow[0] = "所在层";
pFirestDataRow[1] = pIdentiyLayer.Name;
if (pIdentiyLayer is IFeatureLayer)
{
IRowIdentifyObject pRowObj = pIdObj as IRowIdentifyObject;
// IRow pRow = pRowObj.Row;
IFeature pRow = pRowObj.Row as IFeature;
IFields pFields = pRow.Fields;
for (int i = 0; i < pFields.FieldCount; i++)
{
IField pField = pFields.get_Field(i);
DataRow pDataRow = null;
/*
* switch (pField.Type)
* {
* case esriFieldType.esriFieldTypeOID:
* pDataRow = pTable.Rows.Add();
* pDataRow[0] = pField.Name;
* pDataRow[1] = pRow.OID.ToString();
* break;
* case esriFieldType.esriFieldTypeGeometry:
* //pDataRow[0] = "Geometry";
* //pDataRow[1] = QueryShapeType(pField.GeometryDef.GeometryType);;
* break;
* default:
* pDataRow = pTable.Rows.Add();
* pDataRow[0] = pField.Name;
* pDataRow[1] = pRow.get_Value(i).ToString();
* break;
* }
* * */
//////////////////////////////////////////////////
string sValue = pRow.get_Value(i).ToString();
string strFName = pField.AliasName.ToUpper();
string strUName = strFName.ToUpper();
if (strUName == "SHAPE" || strUName == "LENGTH" || strUName == "OBJECTID" || strUName == "ID" || strUName == "FNODE_" || strUName == "TNODE_" || strUName == "LPOLY_" || strUName == "RPOLY_" || strUName == "SDXL_" || strUName == "SDXL_ID" || strUName == "OBJECTID_1" || strUName == "FID")
{
continue;
}
else if (strUName == "SHAPE.LEN" || strUName == "SHAPE_LENG")
{
strFName = "几何长度";
}
else if (strUName == "SHAPE_AREA" || strUName == "SHAPE.AREA")
{
strFName = "多边形面积";
}
else if (strUName == "HEIGHT")
{
strFName = "高程";
}
else if (strUName == "NAME")
{
strFName = "名称";
}
else if (strUName == "TYPE")
{
strFName = "类型";
}
else if (strUName == "SUBTYPE")
{
strFName = "子类型";
}
if (strUName == "LENGTH" || strUName == "SHAPE.LEN")
{
IUnitConverter myUnit = new UnitConverterClass();
sValue = Math.Round(myUnit.ConvertUnits((double)pRow.get_Value(i), esriUnits.esriMeters, esriUnits.esriKilometers), 2).ToString();
sValue = sValue.ToString() + "千米";
}
if (strUName == "SHAPE_AREA" || strUName == "SHAPE.AREA")
{
IGeometry pGeo = pRow.ShapeCopy;
pGeo.Project(axMapControl1.Map.SpatialReference);
IPolygon pPolygon = (IPolygon)pGeo;
IArea pArea = (IArea)pPolygon;
double strValue = pArea.Area * 0.000001;
//// double strValue = Math.Abs((double)pFeature.get_Value(j)) * 10585;
strValue = Math.Round(strValue, 2);
sValue = strValue.ToString() + "平方千米";
}
esriFieldType tFieldTypy = pField.Type;
if (tFieldTypy == esriFieldType.esriFieldTypeGeometry)
{
sValue = pField.GeometryDef.GeometryType.ToString();
sValue = sValue.Substring(12, sValue.Length - 12);
}
pDataRow = pTable.Rows.Add();
pDataRow[0] = strFName;
pDataRow[1] = sValue;
//////////////////////////////////////////////////
}
}
else if (pIdentiyLayer is ITinLayer)
{
ITinLayer pTinLayer = (ITinLayer)pIdentiyLayer;
ITinSurface pTinSurface = (ITinSurface)pTinLayer.Dataset;
if (pTinSurface == null)
{
return;
}
ITinSurfaceElement pTinSurfaceElement = pTinSurface.GetSurfaceElement(pPoint);
if (pTinSurfaceElement == null)
{
return;
}
IFields pFields = pTinLayer.Dataset.Fields;
DataRow pDataRow = null;
pDataRow = pTable.Rows.Add();
pDataRow[0] = "高度";
pDataRow[1] = pTinSurfaceElement.Elevation.ToString();
pDataRow = pTable.Rows.Add();
pDataRow[0] = "坡度";
pDataRow[1] = pTinSurfaceElement.SlopeDegrees.ToString();
pDataRow = pTable.Rows.Add();
pDataRow[0] = "方向";
pDataRow[1] = pTinSurfaceElement.AspectDegrees.ToString();
}
if (pIdentiyLayer is IRasterLayer)
{
MessageBox.Show("aa");
}
//ShowIndetify(pTable);
//m_pMainform.ShowIndetify(pTable);
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Stop);
return;
}
}
protected override void OnMouseDown(ESRI.ArcGIS.Desktop.AddIns.Tool.MouseEventArgs arg)
{
int X = arg.X;
int Y = arg.Y;
IMxApplication pMxApp = null;
IMxDocument pMxDoc = null;
pMxApp = (IMxApplication)ArcMap.Application;
pMxDoc = (IMxDocument)ArcMap.Application.Document;
// calculate tolerance rectangle to identify features inside it
int Tolerance = 0;
Tolerance = pMxDoc.SearchTolerancePixels;
IDisplayTransformation pDispTrans = null;
pDispTrans = pMxApp.Display.DisplayTransformation;
tagRECT pToleranceRect = new tagRECT();
pToleranceRect.left = X - Tolerance;
pToleranceRect.right = X + Tolerance;
pToleranceRect.top = Y - Tolerance;
pToleranceRect.bottom = Y + Tolerance;
IEnvelope pSearchEnvelope = null;
pSearchEnvelope = new EnvelopeClass();
pDispTrans.TransformRect(pSearchEnvelope, ref pToleranceRect, (int)(esriDisplayTransformationEnum.esriTransformPosition | esriDisplayTransformationEnum.esriTransformToMap));
// identify feature points of measurement
IBasicDocument pBasicDoc = null;
pBasicDoc = (IBasicDocument)ArcMap.Application.Document;
pSearchEnvelope.SpatialReference = pMxDoc.ActiveView.FocusMap.SpatialReference;
IIdentify pIdentify = null;
pIdentify = (IIdentify)pMxDoc.FocusMap.get_Layer(0);
if (pIdentify == null)
{
MessageBox.Show("No layer");
return;
}
IArray pIDArray = null;
pIDArray = pIdentify.Identify(pSearchEnvelope);
// get object from feature point
IIdentifyObj pIDObj = null;
if (pIDArray != null)
{
pIDObj = (IIdentifyObj)pIDArray.get_Element(0);
}
if (pIDObj == null)
{
MessageBox.Show("No feature was identified");
return;
}
// get the name of the layer containing feature points
ILayer pLayer = null;
pLayer = pMxDoc.FocusMap.get_Layer(0);
string layerName = null;
layerName = pLayer.Name;
// get primary display field for measurement values and set names of a date/time field and gage ID field
IFeatureLayer pFeatLayer = null;
pFeatLayer = (IFeatureLayer)pLayer;
string dataFldName = null;
string timefldName = null;
string gageIDFldName = null;
dataFldName = "TSValue";
timefldName = "TSDateTime"; // substitute data/time field name for different dataset
gageIDFldName = "Name"; // substitute gage ID field name for different dataset
// get display table from layer
ITable pTable = null;
IDisplayTable pDisplayTable = null;
pDisplayTable = (IDisplayTable)pLayer;
if (pDisplayTable != null)
{
pTable = pDisplayTable.DisplayTable;
if (pTable == null)
{
goto THEEND;
}
}
// get fields from display table
IFields pFields = null;
pFields = pTable.Fields;
long fldCount = 0;
fldCount = pFields.FieldCount;
// create WHERE clause from identified objects of measurement points
int gageIDFldIdx = 0;
gageIDFldIdx = pFields.FindField(gageIDFldName);
IRowIdentifyObject pRowIDObj = null;
pRowIDObj = (IRowIdentifyObject)pIDObj;
string gageID = null;
gageID = (string)pRowIDObj.Row.get_Value(gageIDFldIdx);
IFeatureLayerDefinition pFeatureLayerDef = null;
pFeatureLayerDef = (IFeatureLayerDefinition)pLayer;
string definitionExpression = null;
definitionExpression = pFeatureLayerDef.DefinitionExpression;
string whereClause = null;
if (definitionExpression == "")
{
whereClause = "[" + gageIDFldName + "] = '" + gageID + "'";
}
else
{
whereClause = "[" + gageIDFldName + "] = '" + gageID + "' AND " + definitionExpression;
}
//find color for the identified object from feature layer's renderer
IGeoFeatureLayer pGeoFeatureLayer = null;
pGeoFeatureLayer = (IGeoFeatureLayer)pLayer;
ILookupSymbol pLookupSymbol = null;
pLookupSymbol = (ILookupSymbol)pGeoFeatureLayer.Renderer;
IFeature pFeature = null;
pFeature = (IFeature)pRowIDObj.Row;
IMarkerSymbol pSymbol = null;
pSymbol = (IMarkerSymbol)pLookupSymbol.LookupSymbol(false, pFeature);
// Find an opened GraphWindow
IDataGraphBase pDataGraphBase = null;
IDataGraphT pDataGraphT = null;
IDataGraphWindow2 pDGWin = null;
IDataGraphCollection pDataGraphs = null;
pDataGraphs = (IDataGraphCollection)pMxDoc;
int grfCount = 0;
grfCount = pDataGraphs.DataGraphCount;
for (int i = 0; i < grfCount; i++)
{
pDataGraphBase = pDataGraphs.get_DataGraph(i);
pDGWin = FindGraphWindow(ref pDataGraphBase);
if (pDGWin != null)
{
break;
}
}
// if there is not an opened graph window - create a new graph for
if (pDGWin == null)
{
// create graph
pDataGraphT = new DataGraphTClass();
pDataGraphBase = (IDataGraphBase)pDataGraphT;
// load template from <ARCGISHOME>\GraphTemplates\
string strPath = null;
strPath = Environment.GetEnvironmentVariable("ARCGISHOME");
try
{
pDataGraphT.LoadTemplate(strPath + @"GraphTemplates\timeseries.tee");
}
catch
{ }
// graph, axis and legend titles. Substitute them for different input layer
pDataGraphT.GeneralProperties.Title = "Daily Streamflow for Guadalupe Basin in 1999";
pDataGraphT.LegendProperties.Title = "Monitoring Point";
pDataGraphT.get_AxisProperties(0).Title = "Streamflow (cfs)";
pDataGraphT.get_AxisProperties(0).Logarithmic = true;
pDataGraphT.get_AxisProperties(2).Title = "Date";
pDataGraphBase.Name = layerName;
}
else // get graph from the opened window
{
pDataGraphT = (IDataGraphT)pDataGraphBase;
}
// create vertical line series for all measurements for the identified gage
ISeriesProperties pSP = null;
pSP = pDataGraphT.AddSeries("line:vertical");
pSP.ColorType = esriGraphColorType.esriGraphColorCustomAll;
pSP.CustomColor = pSymbol.Color.RGB;
pSP.WhereClause = whereClause;
pSP.InLegend = true;
pSP.Name = gageID;
pSP.SourceData = pLayer;
pSP.SetField(0, timefldName);
pSP.SetField(1, dataFldName);
IDataSortSeriesProperties pSortFlds = null;
pSortFlds = (IDataSortSeriesProperties)pSP;
int idx = 0;
pSortFlds.AddSortingField(timefldName, true, ref idx);
pDataGraphBase.UseSelectedSet = true;
ITrackCancel pCancelTracker = null;
pCancelTracker = new CancelTracker();
pDataGraphT.Update(pCancelTracker);
// create data graph window if there is not any opened one
if (pDGWin == null)
{
pDGWin = new DataGraphWindowClass();
pDGWin.DataGraphBase = pDataGraphBase;
pDGWin.Application = ArcMap.Application;
pDGWin.Show(true);
pDataGraphs.AddDataGraph(pDataGraphBase);
}
THEEND:
return;
//base.OnMouseDown(arg);
}
private static ValueList GetPixelData(IMap map, IEnvelope extent, HashSet <string> includeFields)
{
ValueList result = new ValueList();
for (int i = 0; i < map.LayerCount; i += 1)
{
ILayer layer = map.get_Layer(i);
if (!layer.Visible)
{
continue;
}
IIdentify id = layer as IIdentify;
if (id == null)
{
continue;
}
IArray data = id.Identify(extent);
if (data != null)
{
for (int j = 0; j < data.Count; j += 1)
{
object foundObj = data.get_Element(j);
IRasterIdentifyObj2 raster = foundObj as IRasterIdentifyObj2;
IRowIdentifyObject row = foundObj as IRowIdentifyObject;
if (raster != null)
{
int propertyIndex = 0;
string property;
string value;
while (true)
{
try {
raster.GetPropAndValues(propertyIndex, out property, out value);
if ((!"NoData".Equals(value)) &&
((includeFields == null) || includeFields.Contains(property)))
{
result.Add(property, value);
}
propertyIndex += 1;
} catch {
break;
}
}
continue;
}
else if (row != null)
{
IFields fields = row.Row.Fields;
for (int k = 0; k < fields.FieldCount; k += 1)
{
string fieldName = fields.get_Field(k).Name;
if ((includeFields == null) ? (!result.ContainsKey(fieldName)) : includeFields.Contains(fieldName))
{
result.Add(fieldName, row.Row.get_Value(k));
}
}
}
}
break;
}
}
return(result);
}
