/// <summary>
/// 创建标注
/// </summary>
/// <param name="feaName"></param>
/// <param name="featureDataset"></param>
/// <param name="feaworkspace"></param>
/// <param name="fsEditAnno"></param>
/// <param name="intScale"></param>
public void createAnnoFeatureClass(string feaName, IFeatureDataset featureDataset, IFeatureWorkspace feaworkspace, IFieldsEdit fsEditAnno, int intScale)
{
//创建注记的特殊字段
try
{
//注记的workSpace
IFeatureWorkspaceAnno pFWSAnno = feaworkspace as IFeatureWorkspaceAnno; //标注操作空间
IGraphicsLayerScale pGLS = new GraphicsLayerScaleClass(); //图形比例接口
pGLS.Units = esriUnits.esriMeters; //图形比例设定
pGLS.ReferenceScale = Convert.ToDouble(intScale); //创建注记必须要设置比例尺
IFormattedTextSymbol myTextSymbol = new TextSymbolClass(); //文本格式接口
ISymbol pSymbol = (ISymbol)myTextSymbol; //标记
//Anno要素类必须有的缺省符号
ISymbolCollection2 pSymbolColl = new SymbolCollectionClass();
ISymbolIdentifier2 pSymID = new SymbolIdentifierClass();
pSymbolColl.AddSymbol(pSymbol, "Default", out pSymID);
//Anno要素类的必要属性
IAnnotateLayerProperties pAnnoProps = new LabelEngineLayerPropertiesClass();
pAnnoProps.CreateUnplacedElements = true;
pAnnoProps.CreateUnplacedElements = true;
pAnnoProps.DisplayAnnotation = true;
pAnnoProps.UseOutput = true;
ILabelEngineLayerProperties pLELayerProps = (ILabelEngineLayerProperties)pAnnoProps;
pLELayerProps.Symbol = pSymbol as ITextSymbol;
pLELayerProps.SymbolID = 0;
pLELayerProps.IsExpressionSimple = true;
pLELayerProps.Offset = 0;
pLELayerProps.SymbolID = 0;
IAnnotationExpressionEngine aAnnoVBScriptEngine = new AnnotationVBScriptEngineClass();
pLELayerProps.ExpressionParser = aAnnoVBScriptEngine;
pLELayerProps.Expression = "[DESCRIPTION]";
IAnnotateLayerTransformationProperties pATP = (IAnnotateLayerTransformationProperties)pAnnoProps;
pATP.ReferenceScale = pGLS.ReferenceScale;
pATP.ScaleRatio = 1;
IAnnotateLayerPropertiesCollection pAnnoPropsColl = new AnnotateLayerPropertiesCollectionClass();
pAnnoPropsColl.Add(pAnnoProps);
IObjectClassDescription pOCDesc = new AnnotationFeatureClassDescription();
IFields fields = pOCDesc.RequiredFields;
IFeatureClassDescription pFDesc = pOCDesc as IFeatureClassDescription;
for (int j = 0; j < pOCDesc.RequiredFields.FieldCount; j++)
{
fsEditAnno.AddField(pOCDesc.RequiredFields.get_Field(j));
}
fields = fsEditAnno as IFields;
pFWSAnno.CreateAnnotationClass(feaName, fields, pOCDesc.InstanceCLSID, pOCDesc.ClassExtensionCLSID, pFDesc.ShapeFieldName, "", featureDataset, null, pAnnoPropsColl, pGLS, pSymbolColl, true);
}
catch
{
}
}
private IFeatureClass CreateFeatureClass(IFeatureDataset featureDataset,TableStructureNode tableStructureNode, FeatureCodeNode featureCodeNode)
{
try
{
if (featureDataset != null)
{
IFeatureClassDescription fcDesc = new FeatureClassDescriptionClass();
IObjectClassDescription ocDesc = (IObjectClassDescription)fcDesc;
///创建数据表字段
IFieldChecker fieldChecker = new FieldCheckerClass();
IEnumFieldError enumFieldError = null;
IFields validatedFields = CreateFileds(tableStructureNode, featureCodeNode);
///字段信息验证
IFields fixFields = null;
fieldChecker.ValidateWorkspace = featureDataset.Workspace;
fieldChecker.Validate(validatedFields, out enumFieldError, out fixFields);
////创建FeatureClass
IFeatureClass featureClass = null;
if (tableStructureNode.IsGeometryTable)
{
////创建非注记FeatureClass
if (featureCodeNode.GeometryType != "")
{
featureClass = featureDataset.CreateFeatureClass(featureCodeNode.TableName,
fixFields, ocDesc.InstanceCLSID, ocDesc.ClassExtensionCLSID,
esriFeatureType.esriFTSimple, fcDesc.ShapeFieldName, "");
}
else
{
///创建注记
IFormattedTextSymbol pTxtSymbo=new TextSymbolClass();
IFeatureWorkspaceAnno pFeatureWorkspaceAnno = this.m_pIDataset.Workspace as IFeatureWorkspaceAnno;
IGraphicsLayerScale pGraphSacle = new GraphicsLayerScaleClass();
pGraphSacle.Units = ESRI.ArcGIS.esriSystem.esriUnits.esriFeet;
//pGraphSacle.ReferenceScale=1000;
ISymbolCollection pSymbolCollection = new SymbolCollectionClass();
IAnnotateLayerProperties pAnnoLayerProp = new LabelEngineLayerPropertiesClass();
pAnnoLayerProp.FeatureLinked = true;
pAnnoLayerProp.CreateUnplacedElements = false;
pAnnoLayerProp.DisplayAnnotation = true;
pAnnoLayerProp.UseOutput = true;
IAnnotationExpressionEngine pAnnoExpressionEngine =new AnnotationVBScriptEngineClass();
ILabelEngineLayerProperties pLabelEngineLayerProperties = pAnnoLayerProp as ILabelEngineLayerProperties;
pLabelEngineLayerProperties.ExpressionParser = pAnnoExpressionEngine;
pLabelEngineLayerProperties.Expression = "[DESCRIPTION]";
pLabelEngineLayerProperties.IsExpressionSimple = true;
pLabelEngineLayerProperties.Offset = 0;
pLabelEngineLayerProperties.SymbolID = 0;
pLabelEngineLayerProperties.Symbol = pTxtSymbo;
IAnnotateLayerTransformationProperties pAnnoLayerTransProp = pAnnoLayerProp as IAnnotateLayerTransformationProperties;
pAnnoLayerTransProp.ReferenceScale=200;
pAnnoLayerTransProp.Units= ESRI.ArcGIS.esriSystem.esriUnits.esriFeet;
pAnnoLayerTransProp.ScaleRatio=1;
IAnnotateLayerPropertiesCollection pAnnoLayerProptyCollection =new AnnotateLayerPropertiesCollectionClass();
pAnnoLayerProptyCollection.Add(pAnnoLayerProp);
featureClass= pFeatureWorkspaceAnno.CreateAnnotationClass(featureCodeNode.TableName,fixFields,ocDesc.InstanceCLSID
,ocDesc.ClassExtensionCLSID,fcDesc.ShapeFieldName,"",featureDataset,null,
pAnnoLayerProptyCollection, pGraphSacle, pSymbolCollection,true);
}
}
else
{
///创建非空间数据
}
return featureClass;
}
return null;
}
catch(Exception ex)
{
Logger.WriteErrorLog(ex);
return null;
}
}
/// <summary>
/// 创建注记层
/// </summary>
/// <param name="strFeaClsName">注记层名称</param>
/// <param name="destDataset">待创建的注记层所在的featuredataset</param>
/// <param name="ipInputFields">注记层字段</param>
public static IFeatureClass CreateAnnotation(IFeatureClass pInputCls, IFeatureDataset destDataset, IFields ipInputFields)
{
try
{
//要素类标识信息
IObjectClassDescription ipObjectClassDesc = new AnnotationFeatureClassDescription();
IFeatureClassDescription ipFeatClassDesc = (IFeatureClassDescription)ipObjectClassDesc;
IAnnoClass pAnnoClass = pInputCls.Extension as IAnnoClass;
double scale = pAnnoClass.ReferenceScale;
IUID ipCLSID = ipObjectClassDesc.InstanceCLSID;
ipCLSID.Value = "esriCore.AnnotationFeature";
IUID ipExtCLSID = ipObjectClassDesc.ClassExtensionCLSID;
ipExtCLSID.Value = "esriCore.AnnotationFeatureClassExtension";
//IField ipField;
IFields ipFields = ipObjectClassDesc.RequiredFields;
IFieldsEdit ipFieldsEdit = (IFieldsEdit)ipFields;
int numFields = ipInputFields.FieldCount;
esriFieldType type;
for (int i = 0; i < numFields; i++)
{
IField ipField = ipInputFields.get_Field(i);
type = ipField.Type;
if (type != esriFieldType.esriFieldTypeOID && type != esriFieldType.esriFieldTypeGeometry)
{
string fldName = ipField.Name;
int fldIndex = ipFields.FindField(fldName);
if (fldIndex == -1)
{
ipFieldsEdit.AddField(ipField);
}
}
}
//工作空间
IWorkspace ipWorkspace = destDataset.Workspace;
IFeatureWorkspaceAnno ipFeatureWorkspaceAnno = (IFeatureWorkspaceAnno)ipWorkspace;
//显示比例
IGraphicsLayerScale ipGraphicsLayerScale = new GraphicsLayerScaleClass();
ipGraphicsLayerScale.ReferenceScale = scale;
ipGraphicsLayerScale.Units = pAnnoClass.ReferenceScaleUnits;
//符号信息
//' set up symbol collection
ISymbolCollection pSymbolColl = new SymbolCollectionClass();
ITextSymbol myTxtSym = new TextSymbolClass();
//Set the font for myTxtSym
stdole.IFontDisp myFont = new stdole.StdFontClass() as stdole.IFontDisp;
IFont pFt = (IFont)myFont;
pFt.Name = "Courier New";
myTxtSym.Font = myFont;
// Set the Color for myTxtSym to be Dark Red
IRgbColor myColor = new RgbColorClass();
myColor.Red = 150;
myColor.Green = 0;
myColor.Blue = 0;
myTxtSym.Color = myColor;
// Set other properties for myTxtSym
myTxtSym.Angle = 0;
myTxtSym.RightToLeft = false;
myTxtSym.VerticalAlignment = esriTextVerticalAlignment.esriTVABaseline;
myTxtSym.HorizontalAlignment = esriTextHorizontalAlignment.esriTHAFull;
myTxtSym.Size = 9;
ISymbol pSymbol = (ISymbol)myTxtSym;
pSymbolColl.set_Symbol(0, pSymbol);
//set up the annotation labeling properties including the expression
IAnnotateLayerProperties pAnnoProps = new LabelEngineLayerPropertiesClass();
pAnnoProps.FeatureLinked = true;
pAnnoProps.AddUnplacedToGraphicsContainer = false;
pAnnoProps.CreateUnplacedElements = true;
pAnnoProps.DisplayAnnotation = true;
pAnnoProps.UseOutput = true;
ILabelEngineLayerProperties pLELayerProps = (ILabelEngineLayerProperties)pAnnoProps;
IAnnotationExpressionEngine aAnnoVBScriptEngine = new AnnotationVBScriptEngineClass();
pLELayerProps.ExpressionParser = aAnnoVBScriptEngine;
pLELayerProps.Expression = "[DESCRIPTION]";
pLELayerProps.IsExpressionSimple = true;
pLELayerProps.Offset = 0;
pLELayerProps.SymbolID = 0;
pLELayerProps.Symbol = myTxtSym;
IAnnotateLayerTransformationProperties pATP = (IAnnotateLayerTransformationProperties)pAnnoProps;
double dRefScale = ipGraphicsLayerScale.ReferenceScale;
pATP.ReferenceScale = dRefScale;
pATP.Units = esriUnits.esriMeters;
pATP.ScaleRatio = 1;
IAnnotateLayerPropertiesCollection pAnnoPropsColl = new AnnotateLayerPropertiesCollectionClass();
pAnnoPropsColl.Add(pAnnoProps);
//' use the AnnotationFeatureClassDescription co - class to get the list of required fields and the default name of the shape field
IObjectClassDescription pOCDesc = new AnnotationFeatureClassDescriptionClass();
IFeatureClassDescription pFDesc = (IFeatureClassDescription)pOCDesc;
IFields pReqFields = pOCDesc.RequiredFields;
IUID pInstCLSID = pOCDesc.InstanceCLSID;
IUID pExtCLSID = pOCDesc.ClassExtensionCLSID;
string bsShapeFieldName = pFDesc.ShapeFieldName;
IDataset pDs = (IDataset)pInputCls;
//创建
string bstName = ipFeatClassDesc.ShapeFieldName;
IFeatureClass pOutFcls =
ipFeatureWorkspaceAnno.CreateAnnotationClass(pDs.Name, ipFields, pOCDesc.InstanceCLSID,
pOCDesc.ClassExtensionCLSID, pInputCls.ShapeFieldName, "", destDataset, null, pAnnoPropsColl,
ipGraphicsLayerScale, pSymbolColl, true);
return(pOutFcls);
}
catch (Exception exp)
{
Hy.Common.Utility.Log.OperationalLogManager.AppendMessage(exp.ToString());
return(null);
}
return(null);
}
/// <summary>
/// Adds the layer lable.
/// </summary>
/// <param name="pMap">The p map.</param>
/// <param name="layer">The layer.</param>
/// <param name="fieldName">Name of the field.</param>
/// <param name="pTextSymbol">The p text symbol.</param>
/// <param name="dRefScale">The d reference scale.</param>
public static void AddLayerLable(IMap pMap, ILayer layer, string fieldName, ITextSymbol pTextSymbol, double dRefScale)
{
IGeoFeatureLayer geoFeatureLayer = layer as IGeoFeatureLayer;
IAnnotateLayerPropertiesCollection annotationProperties = geoFeatureLayer.AnnotationProperties;
annotationProperties.Clear();
ILineLabelPosition lineLabelPosition = new LineLabelPositionClass
{
Parallel = false,
Perpendicular = false,
InLine = true,
OnTop = true,
Above = false,
Horizontal = true
};
LineLabelPlacementPrioritiesClass lineLabelPlacementPrioritiesClass = new LineLabelPlacementPrioritiesClass();
lineLabelPlacementPrioritiesClass.AboveStart = 5;
lineLabelPlacementPrioritiesClass.BelowAfter = 4;
IBasicOverposterLayerProperties basicOverposterLayerProperties = new BasicOverposterLayerPropertiesClass
{
LineLabelPosition = lineLabelPosition
};
ILabelEngineLayerProperties labelEngineLayerProperties;
if (pMap.AnnotationEngine.Name.Equals("Esri Maplex Label Engine", System.StringComparison.CurrentCultureIgnoreCase))
{
labelEngineLayerProperties = new MaplexLabelEngineLayerPropertiesClass();
IMaplexOverposterLayerProperties maplexOverposterLayerProperties = new MaplexOverposterLayerPropertiesClass();
IFeatureLayer featureLayer = layer as IFeatureLayer;
switch (featureLayer.FeatureClass.ShapeType)
{
case esriGeometryType.esriGeometryPoint:
maplexOverposterLayerProperties.FeatureType = esriBasicOverposterFeatureType.esriOverposterPoint;
maplexOverposterLayerProperties.PointPlacementMethod = esriMaplexPointPlacementMethod.esriMaplexAroundPoint;
break;
case esriGeometryType.esriGeometryPolyline:
maplexOverposterLayerProperties.FeatureType = esriBasicOverposterFeatureType.esriOverposterPolyline;
maplexOverposterLayerProperties.LinePlacementMethod = esriMaplexLinePlacementMethod.esriMaplexCenteredStraightOnLine;
break;
case esriGeometryType.esriGeometryPolygon:
maplexOverposterLayerProperties.FeatureType = esriBasicOverposterFeatureType.esriOverposterPolygon;
maplexOverposterLayerProperties.PolygonPlacementMethod = esriMaplexPolygonPlacementMethod.esriMaplexHorizontalInPolygon;
break;
}
maplexOverposterLayerProperties.CanRemoveOverlappingLabel = false;
maplexOverposterLayerProperties.RepeatLabel = false;
(labelEngineLayerProperties as ILabelEngineLayerProperties2).OverposterLayerProperties = (maplexOverposterLayerProperties as IOverposterLayerProperties);
IMapOverposter mapOverposter = pMap as IMapOverposter;
IOverposterProperties overposterProperties = mapOverposter.OverposterProperties;
IMaplexOverposterProperties maplexOverposterProperties = overposterProperties as IMaplexOverposterProperties;
maplexOverposterProperties.LabelLargestPolygon = false;
}
else
{
labelEngineLayerProperties = new LabelEngineLayerPropertiesClass();
labelEngineLayerProperties.BasicOverposterLayerProperties = basicOverposterLayerProperties;
}
labelEngineLayerProperties.Symbol = pTextSymbol;
labelEngineLayerProperties.IsExpressionSimple = true;
labelEngineLayerProperties.Expression = "[" + fieldName + "]";
IAnnotateLayerProperties item = labelEngineLayerProperties as IAnnotateLayerProperties;
if (dRefScale != -1.0)
{
IAnnotateLayerTransformationProperties annotateLayerTransformationProperties = labelEngineLayerProperties as IAnnotateLayerTransformationProperties;
annotateLayerTransformationProperties.ReferenceScale = dRefScale;
}
annotationProperties.Add(item);
geoFeatureLayer.DisplayAnnotation = true;
}
public void showAnnotationByScale()
{
IMap pMap = axMapControl.Map;
IFeatureLayer pFeaturelayer = pMap.get_Layer(1) as IFeatureLayer;
IGeoFeatureLayer pGeoFeatureLayer = pFeaturelayer as IGeoFeatureLayer;
//创建标注集接口，可以对标注进行添加、删除、查询、排序等操作
IAnnotateLayerPropertiesCollection pAnnotateLayerPropertiesCollection = new AnnotateLayerPropertiesCollectionClass();
pAnnotateLayerPropertiesCollection = pGeoFeatureLayer.AnnotationProperties;
pAnnotateLayerPropertiesCollection.Clear();
//创建标注的颜色
IRgbColor pRgbColor = new RgbColorClass();
pRgbColor.Red = 255;
pRgbColor.Green = 0;
pRgbColor.Blue = 0;
//创建标注的字体样式
ITextSymbol pTextSymbol = new TextSymbolClass();
pTextSymbol.Color = pRgbColor;
pTextSymbol.Size = 12;
pTextSymbol.Font.Name = "宋体";
//定义 ILineLabelPosition接口，用来管理line features的标注属性，指定标注和线要素的位置关系
ILineLabelPosition pLineLabelPosition = new LineLabelPositionClass();
pLineLabelPosition.Parallel = false;
pLineLabelPosition.Perpendicular = true;
pLineLabelPosition.InLine = true;
//定义 ILineLabelPlacementPriorities接口用来控制标注冲突
ILineLabelPlacementPriorities pLineLabelPlacementPriorities = new LineLabelPlacementPrioritiesClass();
pLineLabelPlacementPriorities.AboveStart = 5;
pLineLabelPlacementPriorities.BelowAfter = 4;
//定义 IBasicOverposterLayerProperties 接口实现 LineLabelPosition 和 LineLabelPlacementPriorities对象的控制
IBasicOverposterLayerProperties pBasicOverposterLayerProperties = new BasicOverposterLayerPropertiesClass();
pBasicOverposterLayerProperties.LineLabelPlacementPriorities = pLineLabelPlacementPriorities;
pBasicOverposterLayerProperties.LineLabelPosition = pLineLabelPosition;
pBasicOverposterLayerProperties.FeatureType = esriBasicOverposterFeatureType.esriOverposterPolygon;
//创建标注对象
ILabelEngineLayerProperties pLabelEngineLayerProperties = new LabelEngineLayerPropertiesClass();
//设置标注符号
pLabelEngineLayerProperties.Symbol = pTextSymbol;
pLabelEngineLayerProperties.BasicOverposterLayerProperties = pBasicOverposterLayerProperties;
//声明标注的Expression是否为Simple
pLabelEngineLayerProperties.IsExpressionSimple = true;
//设置标注字段
pLabelEngineLayerProperties.Expression = "[DIQU]";
//定义IAnnotateLayerTransformationProperties 接口用来控制feature layer的display of dynamic labels
IAnnotateLayerTransformationProperties pAnnotateLayerTransformationProperties = pLabelEngineLayerProperties as IAnnotateLayerTransformationProperties;
//设置标注参考比例尺
pAnnotateLayerTransformationProperties.ReferenceScale = 500000;
//定义IAnnotateLayerProperties接口，决定FeatureLayer动态标注信息
IAnnotateLayerProperties pAnnotateLayerProperties = pLabelEngineLayerProperties as IAnnotateLayerProperties;
//设置显示标注最大比例尺
pAnnotateLayerProperties.AnnotationMaximumScale = 500000;
//设置显示标注的最小比例
pAnnotateLayerProperties.AnnotationMinimumScale = 25000000;
//决定要标注的要素
pAnnotateLayerProperties.WhereClause = "DIQU<>'宿州市'";
//将创建好的标注对象添加到标注集对象中
pAnnotateLayerPropertiesCollection.Add(pAnnotateLayerProperties);
//声明标注是否显示
pGeoFeatureLayer.DisplayAnnotation = true;
//刷新视图
this.axMapControl.Refresh();
}
