/// <summary>
/// 将地图上指定图层的标注转注记，存储在地图中
/// (保存在地图上的注记是IGraphicsLayer->IGraphicsContainer->IElement)
/// </summary>
/// <param name="map">执行标注转注记的地图</param>
/// <param name="geoFeatureLayer">需要将标注转注记的图层（注意这些图层必须是map中的图层）</param>
/// <param name="whichFeatures">标示将哪些要素生成注记的枚举（所有要素/当前范围的要素/选择的要素）</param>
public static void ConvertLabelsToMapAnnotation(this IMap map, IGeoFeatureLayer[] geoFeatureLayer,
esriLabelWhichFeatures whichFeatures = esriLabelWhichFeatures.esriVisibleFeatures)
{
IConvertLabelsToAnnotation convertLabelsToAnnotation = new ConvertLabelsToAnnotationClass();
ITrackCancel trackCancel = new CancelTrackerClass();
//设置标注转注记的参数：①地图、②注记存储位置(数据库注记/地图注记)、③哪些要素生成注记（所有要素/当前范围的要素/选择的要素）
//④是否生成地位注记、⑥取消操作、⑦异常事件处理
convertLabelsToAnnotation.Initialize(map, esriAnnotationStorageType.esriMapAnnotation,
whichFeatures, true, trackCancel, null);
//添加要进行转换的图层
for (int i = 0; i < geoFeatureLayer.Length; i++)
{
convertLabelsToAnnotation.AddFeatureLayer(geoFeatureLayer[i],
geoFeatureLayer[i].Name + "_Anno", null, null, false, false, false, false, true, "");
}
//执行转换，生成注记
convertLabelsToAnnotation.ConvertLabels();
//隐藏标注
for (int i = 0; i < geoFeatureLayer.Length; i++)
{
geoFeatureLayer[i].DisplayAnnotation = false;
}
//刷新地图
IActiveView activeView = map as IActiveView;
activeView.Refresh();
}
/// <summary>
/// 将地图上的标注转注记，生成注记图层存储在数据库中
/// (保存在数据库的注记图层是IFeatureClass/IFeatureLayer/IAnnotationLayer->IFeature as IAnnotationFeature.Annotation->IElement)
/// </summary>
/// <param name="map">执行标注转注记的地图</param>
/// <param name="featureLinked">是否关联要素（关联要素的注记必须与其所关联的要素类存储在同一地理数据库中）</param>
/// <param name="whichFeatures">标示哪些要素生成注记的枚举（所有要素/当前范围的要素/选择的要素）</param>
/// <param name="outWorkspace">保存注记的工作空间</param>
/// <param name="suffix">注记图层名称后缀</param>
public static void ConvertLabelsToGdbAnnotationLayers(this IMap map, bool featureLinked = false,
esriLabelWhichFeatures whichFeatures = esriLabelWhichFeatures.esriVisibleFeatures, IWorkspace outWorkspace = null, string suffix = "_Anno")
{
IConvertLabelsToAnnotation convertLabelsToAnnotation = new ConvertLabelsToAnnotationClass();
ITrackCancel pTrackCancel = new CancelTrackerClass();
//设置标注转注记的参数：①地图、②注记存储位置(数据库注记/地图注记)、③哪些要素生成注记（所有要素/当前范围的要素/选择的要素）
//④是否生成地位注记、⑥取消操作、⑦异常事件处理
convertLabelsToAnnotation.Initialize(map, esriAnnotationStorageType.esriDatabaseAnnotation,
whichFeatures, true, pTrackCancel, null);
//添加要进行转换的图层
IGeoFeatureLayer geoFeatureLayer;
for (int i = 0; i < map.LayerCount; i++)
{
geoFeatureLayer = map.get_Layer(i) as IGeoFeatureLayer;
if (geoFeatureLayer != null)
{
IFeatureClass featureClass = geoFeatureLayer.FeatureClass;
IDataset dataset = featureClass as IDataset;
IFeatureWorkspace outFeatureWorkspace;
IFeatureDataset featureDataset;
if (featureLinked)//关联要素时，生成的注记必须存储在原地理数据库数据集中
{
outFeatureWorkspace = dataset.Workspace as IFeatureWorkspace;
featureDataset = featureClass.FeatureDataset;
}
else
{
outFeatureWorkspace = outWorkspace as IFeatureWorkspace;
featureDataset = null;
}
convertLabelsToAnnotation.AddFeatureLayer(geoFeatureLayer, geoFeatureLayer.Name + suffix,
outFeatureWorkspace, featureDataset, featureLinked, false, false, true, true, "");
}
}
//执行转换，生成注记
convertLabelsToAnnotation.ConvertLabels();
IEnumLayer enumLayer = convertLabelsToAnnotation.AnnoLayers;
//隐藏标注
for (int i = 0; i < map.LayerCount; i++)
{
geoFeatureLayer = map.get_Layer(i) as IGeoFeatureLayer;
geoFeatureLayer.DisplayAnnotation = false;
}
//添加注记图层到地图中
map.AddLayers(enumLayer, true);
//刷新地图
IActiveView pActiveView = map as IActiveView;
pActiveView.Refresh();
}
private void ConvertLabelsToAnnotationSingleLayerMapAnno(IMap pMap, int layerIndex)
{
//label features by OBJECTID FEILD
IGeoFeatureLayer pGeoFeatLayer;
pGeoFeatLayer = pMap.Layer[layerIndex] as IGeoFeatureLayer;
IAnnotateLayerPropertiesCollection pAnnotationLayerProColl = pGeoFeatLayer.AnnotationProperties;
pGeoFeatLayer.DisplayAnnotation = true;
IAnnotateLayerProperties pAnnoLayPro;
IElementCollection pElecol1;
IElementCollection pElecol2;
pAnnotationLayerProColl.QueryItem(0, out pAnnoLayPro, out pElecol1, out pElecol2);
ILabelEngineLayerProperties pLabelEngineLayerPro;
pLabelEngineLayerPro = pAnnoLayPro as ILabelEngineLayerProperties;
pLabelEngineLayerPro.Expression = "[OBJECTID]";
pAnnoLayPro.DisplayAnnotation = true;
//convert to annotation
IConvertLabelsToAnnotation pConvertLabelsToAnnotation = new
ConvertLabelsToAnnotationClass();
ITrackCancel pTrackCancel = new CancelTrackerClass();
//Change global level options for the conversion by sending in different parameters to the next line.
pConvertLabelsToAnnotation.Initialize(pMap,
esriAnnotationStorageType.esriMapAnnotation,
esriLabelWhichFeatures.esriVisibleFeatures, true, pTrackCancel, null);
ILayer pLayer = pMap.get_Layer(layerIndex);
IGeoFeatureLayer pGeoFeatureLayer = pLayer as IGeoFeatureLayer;
if (pGeoFeatureLayer != null)
{
IFeatureClass pFeatureClass = pGeoFeatureLayer.FeatureClass;
//Add the layer information to the converter object. Specify the parameters of the output annotation feature class here as well.
pConvertLabelsToAnnotation.AddFeatureLayer(pGeoFeatureLayer,
pGeoFeatureLayer.Name + "_Anno", null, null, false, false, false, false,
false, "");
//Do the conversion.
pConvertLabelsToAnnotation.ConvertLabels();
//Turn off labeling for the layer converted.
pGeoFeatureLayer.DisplayAnnotation = false;
//Refresh the map to update the display.
IActiveView pActiveView = pMap as IActiveView;
pActiveView.Refresh();
}
}
/// <summary>
/// 将指定图层的标注转注记，生成注记图层存储在数据库中
/// (保存在数据库的注记图层是IFeatureClass/IFeatureLayer/IAnnotationLayer->IFeature as IAnnotationFeature.Annotation->IElement)
/// </summary>
/// <param name="map">执行标注转注记的地图</param>
/// <param name="layer">执行标注转注记的图层</param>
/// <param name="featureLinked">是否关联要素（关联要素的注记必须与其所关联的要素类存储在同一地理数据库中）</param>
/// <param name="whichFeatures"></param>
/// <parparam name="whichFeatures">标示哪些要素生成注记的枚举（所有要素/当前范围的要素/选择的要素）</parparam>
public static void ConvertLabelsToGdbAnnotationSingleLayer(this IMap map, ILayer layer, bool featureLinked = false,
esriLabelWhichFeatures whichFeatures = esriLabelWhichFeatures.esriVisibleFeatures)
{
IConvertLabelsToAnnotation convertLabelsToAnnotation = new ConvertLabelsToAnnotationClass();
ITrackCancel pTrackCancel = new CancelTrackerClass();
//设置标注转注记的参数：①地图、②注记存储位置(数据库注记/地图注记)、③哪些要素生成注记（所有要素/当前范围的要素/选择的要素）
//④是否生成地位注记、⑥取消操作、⑦异常事件处理
convertLabelsToAnnotation.Initialize(map, esriAnnotationStorageType.esriDatabaseAnnotation,
whichFeatures, true, pTrackCancel, null);
IGeoFeatureLayer geoFeatureLayer = layer as IGeoFeatureLayer;
if (geoFeatureLayer != null)
{
IFeatureClass featureClass = geoFeatureLayer.FeatureClass;
IDataset dataset = featureClass as IDataset;
IFeatureWorkspace featureWorkspace = dataset.Workspace as IFeatureWorkspace;
try
{
convertLabelsToAnnotation.AddFeatureLayer(geoFeatureLayer, geoFeatureLayer.Name + "_Anno",
featureWorkspace, featureClass.FeatureDataset, featureLinked, false, false, true, true, "");
}
catch (Exception ex) { throw new Exception("标注转注记操作出错：" + ex.ToString()); }
//执行转换，生成注记
convertLabelsToAnnotation.ConvertLabels();
IEnumLayer enumLayer = convertLabelsToAnnotation.AnnoLayers;
//隐藏标注
geoFeatureLayer.DisplayAnnotation = false;
//添加注记图层到地图中
map.AddLayers(enumLayer, true);
//刷新地图
IActiveView pActiveView = map as IActiveView;
pActiveView.Refresh();
}
}
/// <summary>
/// 标注转注记图层（shp文件不支持标注）
/// </summary>
/// <param name="pMap">地图</param>
/// <param name="pLayer">图层</param>
/// <param name="featureLinked">是否festurelinked</param>
/// <param name="sError">错误信息</param>
/// <returns>是否成功</returns>
private bool LabelConvertToAnnotation(IMap pMap, ILayer pLayer, bool featureLinked, out string sError)
{
sError = string.Empty;
bool bIsSucceed = true;
string sName = string.Empty;
try
{
IConvertLabelsToAnnotation pConvertLabelsToAnnotation = new ConvertLabelsToAnnotationClass();
ITrackCancel pTrackCancel = new CancelTrackerClass();
pMap.ReferenceScale = 100000000;
pConvertLabelsToAnnotation.Initialize(pMap, /*
* esriAnnotationStorageType.esriMapAnnotation*/esriAnnotationStorageType.esriDatabaseAnnotation,
esriLabelWhichFeatures.esriAllFeatures, true, pTrackCancel, null);
IGeoFeatureLayer pGeoFeatureLayer = pLayer as IGeoFeatureLayer;
pGeoFeatureLayer.DisplayField = "Text_";
pGeoFeatureLayer.DisplayAnnotation = true;
if (pGeoFeatureLayer == null)
{
sError = "图层为空";
return(false);
}
IFeatureClass pFeatureClass = pGeoFeatureLayer.FeatureClass;
if (pFeatureClass == null)
{
sError = "图层要素为空";
return(false);
}
IDataset pDataset = pFeatureClass as IDataset;
//sName = GtMap.GxAEHelper.FeatureClass.GetPureName(pDataset.Name);
sName = pLayer.Name;
IFeatureWorkspace pFeatureWorkspace = pDataset.Workspace as IFeatureWorkspace;
pConvertLabelsToAnnotation.AddFeatureLayer(pGeoFeatureLayer, sName + "ZJ", pFeatureWorkspace,
pFeatureClass.FeatureDataset, featureLinked, false, false, true, true, "");
//// true, true, true, true
pConvertLabelsToAnnotation.ConvertLabels();
string sErrorInfo = pConvertLabelsToAnnotation.ErrorInfo;
if (!string.IsNullOrEmpty(sErrorInfo))
{
sError = sErrorInfo;
bIsSucceed = false;
}
IEnumLayer pEnumLayer = pConvertLabelsToAnnotation.AnnoLayers;
pGeoFeatureLayer.DisplayAnnotation = true;
pMap.AddLayers(pEnumLayer, true);
IActiveView pActiveView = pMap as IActiveView;
pActiveView.Refresh();
}
catch (Exception ex)
{
sError = ex.Message;
bIsSucceed = false;
}
return(bIsSucceed);
}
/// <summary>
/// 标注转注记图层（shp文件不支持标注）
/// </summary>
/// <param name="pMap">地图</param>
/// <param name="pLayer">图层</param>
/// <param name="featureLinked">是否feasturelinked</param>
/// <param name="sError">错误信息</param>
/// <returns>是否成功</returns>
public bool LabelConvertToAnnotation(IMap pMap, ILayer pLayer, bool featureLinked, out string sError)
{
sError = string.Empty;
bool bIsSucceed = true;
string sName = string.Empty;
try
{
IConvertLabelsToAnnotation pConvertLabelsToAnnotation = new ConvertLabelsToAnnotationClass();
ITrackCancel pTrackCancel = new CancelTrackerClass();
IGeoFeatureLayer pGeoFeatureLayer = pLayer as IGeoFeatureLayer;
pGeoFeatureLayer.DisplayField = "Text_";//此处指定要转的字段
pGeoFeatureLayer.DisplayAnnotation = true;
// pGeoFeatureLayer.AnnotationProperties
// pMap.MapUnits = esriUnits.esriMeters;
//pMap.ReferenceScale = 12000;//设置缩放比例
//pMap.ActiveGraphicsLayer.SpatialReference.
pConvertLabelsToAnnotation.Initialize(pMap, esriAnnotationStorageType.esriDatabaseAnnotation,
esriLabelWhichFeatures.esriAllFeatures, true, pTrackCancel, null);
if (pGeoFeatureLayer == null)
{
sError = "图层为空";
// pMap.MapUnits = esriUnits.esriUnknownUnits;
return(false);
}
IFeatureClass pFeatureClass = pGeoFeatureLayer.FeatureClass;
if (pFeatureClass == null)
{
sError = "图层要素为空";
// pMap.MapUnits = esriUnits.esriUnknownUnits;
return(false);
}
IDataset pDataset = pFeatureClass as IDataset;
sName = pLayer.Name;
IFeatureWorkspace pFeatureWorkspace = pDataset.Workspace as IFeatureWorkspace;
pConvertLabelsToAnnotation.AddFeatureLayer(pGeoFeatureLayer,
sName + "ZJ", pFeatureWorkspace,
pFeatureClass.FeatureDataset,
featureLinked,
false, false, false, true, "");
pConvertLabelsToAnnotation.ConvertLabels();//将标注转换为注释
string sErrorInfo = pConvertLabelsToAnnotation.ErrorInfo;
if (!string.IsNullOrEmpty(sErrorInfo))
{
sError = sErrorInfo;
bIsSucceed = false;
}
IEnumLayer pEnumLayer = pConvertLabelsToAnnotation.AnnoLayers;
pGeoFeatureLayer.DisplayAnnotation = false;
pMap.AddLayers(pEnumLayer, false);//将注释层添加到arcmap显示
IActiveView pActiveView = pMap as IActiveView;
pActiveView.Refresh();
}
catch (Exception ex)
{
sError = ex.Message;
bIsSucceed = false;
}
// pMap.MapUnits = esriUnits.esriUnknownUnits;
return(bIsSucceed);
}
//public IFeatureDataset CreateFeatureDataset_Example(IWorkspace workspace, string fdsName, ISpatialReference fdsSR)
//{
// IFeatureWorkspace featureWorkspace = (IFeatureWorkspace)workspace;
// return featureWorkspace.CreateFeatureDataset(fdsName, fdsSR);
//}
public void ConvertLabelsToGDBAnnotationSingleLayer(IMap pMap, bool featureLinked) //(IMap pMap, int layerIndex, bool featureLinked)
{
try
{
IConvertLabelsToAnnotation pConvertLabelsToAnnotation = new
ConvertLabelsToAnnotationClass();
ITrackCancel pTrackCancel = new CancelTrackerClass();
//Change global level options for the conversion by sending in different parameters to the next line.
pConvertLabelsToAnnotation.Initialize(pMap,
esriAnnotationStorageType.esriDatabaseAnnotation,
esriLabelWhichFeatures.esriAllFeatures, true, pTrackCancel, null);
//ILayer pLayer = pMap.get_Layer(layerIndex);
IGeoFeatureLayer pGeoFeatureLayer = pLayer as IGeoFeatureLayer;
if (pGeoFeatureLayer != null)
{
IFeatureClass pFeatureClass = pGeoFeatureLayer.FeatureClass;
IDataset pDataset = pFeatureClass as IDataset;
IFeatureWorkspace pFeatureWorkspace = pDataset.Workspace as
IFeatureWorkspace;
//Add the layer information to the converter object. Specify the parameters of the output annotation feature class here as well.
//if (pFeatureClass.FeatureDataset != null)
//{
// pConvertLabelsToAnnotation.AddFeatureLayer(pGeoFeatureLayer,
// pGeoFeatureLayer.Name + "_Anno", pFeatureWorkspace,
// pFeatureClass.FeatureDataset, featureLinked, false, false, true, true, "");
//}
//else
//{
//必须指定路径，默认存放到原有GDB中会造成无法第二次创建的问题
if (MessageBox.Show("请指定一个位置生成GeoDatabase存放注记图层", "提示", MessageBoxButtons.OKCancel) == DialogResult.OK)
{
SaveFileDialog saveFileDlg = new SaveFileDialog();
saveFileDlg.DefaultExt = "gdb";
saveFileDlg.Filter = "(文件型数据库)*.gdb|*.gdb";
if (saveFileDlg.ShowDialog() == DialogResult.OK)
{
string strFileGDB = saveFileDlg.FileName;
string strPath = System.IO.Path.GetDirectoryName(strFileGDB);
string strName = System.IO.Path.GetFileName(strFileGDB);
ClsGDBDataCommon com = new ClsGDBDataCommon();
com.Create_FileGDB(strPath, strName);
string strfile = strPath + "\\" + strName;
IWorkspace pws = com.OpenFromFileGDB(strfile);
IFeatureDataset pdataset = creatdataset(pws, pLayer.Name + "Anno", pMap.SpatialReference);
pConvertLabelsToAnnotation.AddFeatureLayer(pGeoFeatureLayer,
pGeoFeatureLayer.Name + "_Anno", (IFeatureWorkspace)pws,
pdataset, featureLinked, false, false, true, true, "");
}
}
//}
//Do the conversion.
pConvertLabelsToAnnotation.ConvertLabels();
IEnumLayer pEnumLayer = pConvertLabelsToAnnotation.AnnoLayers;
//Turn off labeling for the layer converted.
pGeoFeatureLayer.DisplayAnnotation = false;
//Add the result annotation layer to the map.
pMap.AddLayers(pEnumLayer, true);
//Refresh the map to update the display.
IActiveView pActiveView = pMap as IActiveView;
pActiveView.Refresh();
}
}
catch (System.Exception ex)
{
MessageBox.Show("该图层已存在注记图层", "提示", MessageBoxButtons.OK);
}
}
