public frmBuffer(IMap _pMap)
{
InitializeComponent();
//load all the feature layers in the map to the layers combo
UID uid = new UIDClass();
uid.Value = "{40A9E885-5533-11d0-98BE-00805F7CED21}";
pMap = _pMap;
layers = pMap.get_Layers(uid, true);
layers.Reset();
ILayer layer = null;
while ((layer = layers.Next()) != null)
{
cboLayers.Items.Add(layer.Name);
}
//select the first layer
if (cboLayers.Items.Count > 0)
cboLayers.SelectedIndex = 0;
string tempDir = System.IO.Path.GetTempPath();
txtOutputPath.Text = System.IO.Path.Combine(tempDir, ((string)cboLayers.SelectedItem + "_buffer.shp"));
//set the default units of the buffer
int units = Convert.ToInt32(pMap.MapUnits);
cboUnits.SelectedIndex = units;
}
private void AttributeQueryFormcs_Load(object sender, EventArgs e)
{
if (PMap.LayerCount > 0) //若地图中的图层不为空
{
comLayerName.Items.Clear(); //清除图层名称列表框中的原有内容
IEnumLayer pEnumlayer = PMap.Layers; //获取地图中的图层集合
pEnumlayer.Reset(); //
ILayer pLayer = pEnumlayer.Next(); //获得第一个图层
IFeatureLayer pFeatureLayer = pLayer as IFeatureLayer; //获得矢量要素层
while (pFeatureLayer != null) //
{
string name = pLayer.Name; //获得图层名称
comLayerName.Items.Add(name); //将图层名称添加到列表中
pLayer = pEnumlayer.Next(); //获得下一个图层
pFeatureLayer = pLayer as IFeatureLayer; //获得矢量要素层
}
}
}
public static Hashtable GetNALayers(IMap map)
{
Hashtable hashtable = new Hashtable();
IEnumLayer layer = map.get_Layers(null, true);
ILayer layer2 = layer.Next();
int num = 0;
while (layer2 != null)
{
if (layer2 is INALayer)
{
hashtable[num] = layer2;
}
num++;
layer2 = layer.Next();
}
return(hashtable);
}
//打开所有图层
private void ctMenuMapTurnOnAll_Click(object sender, EventArgs e)
{
IEnumLayer pEnumLayer = this.axMapControl1.Map.get_Layers(null, false);
if (pEnumLayer == null)
{
return;
}
ILayer pLayer;
pEnumLayer.Reset();
for (pLayer = pEnumLayer.Next(); pLayer != null; pLayer = pEnumLayer.Next())
{
pLayer.Visible = true;
}
this.axMapControl1.Refresh();
this.axTOCControl1.Update();
}
private void populateComboBox()
{
if (mp != null)
{
IEnumLayer rstLyrs = vUtil.getActiveViewLayers(viewUtility.esriIRasterLayer);
ILayer lyr = rstLyrs.Next();
while (lyr != null)
{
string lyrNm = lyr.Name;
IRasterLayer rstLyr = (IRasterLayer)lyr;
IRaster rst = rsUtil.createRaster(((IRaster2)rstLyr.Raster).RasterDataset);
if (((IRasterBandCollection)rst).Count > 1)
{
for (int i = 0; i < ((IRasterBandCollection)rst).Count; i++)
{
IRaster rsN = rsUtil.returnRaster(rsUtil.getBand(rst, i));
string rsNm = lyrNm + "_Band_" + (i + 1).ToString();
if (!rstDic.ContainsKey(rsNm))
{
rstDic.Add(rsNm, rsN);
cmbInRaster1.Items.Add(rsNm);
}
else
{
rstDic[rsNm] = rsN;
}
}
}
else
{
if (!rstDic.ContainsKey(lyrNm))
{
rstDic.Add(lyrNm, rst);
cmbInRaster1.Items.Add(lyrNm);
}
else
{
rstDic[lyrNm] = rst;
}
}
lyr = rstLyrs.Next();
}
}
}
private Dictionary <int, List <IDataLayer2> > GetBrokenDataSources()
{
var brokenDataSources = new Dictionary <int, List <IDataLayer2> >();
IMaps maps = ArcMap.Document.Maps;
for (int i = 0; i < maps.Count; i++)
{
IMap map = maps.Item[i];
// ReSharper disable once RedundantArgumentDefaultValue
IEnumLayer layerEnumerator = map.Layers[null];
ILayer layer;
while ((layer = layerEnumerator.Next()) != null)
{
if (layer is ILayer2 layer2)
{
IDataLayer2 dataLayer = null;
if (!layer2.Valid)
{
dataLayer = layer2 as IDataLayer2;
}
// An IMosaicLayer (raster mosaic dataset) will report valid when it is not; need to check the sub layers.
// Repairing the sub layers is insufficient. The IMosaicLayer must be repaired (this will repair the sub layers as well)
// NOTE: It would be nice to remove the sub-layers (they will report invalid),
// 1) they do not need to be fixed if the parent layer is fixed (must do)
// 2) they will report as unfixable after the parent layer is fixed because the new, correct path isn't in the moves db
else if (layer is IMosaicLayer)
{
var groupLayer = layer as ICompositeLayer;
var groupCount = groupLayer?.Count ?? 0;
for (int j = 0; j < groupCount; j++)
{
// Checking the Valid property on a Mosaic sublayer as ILayer will crash; Casting to ILayer2 is works. Why????
// The raster sub layer does not implement ILayer2. That is ok, since the boundary and footprint will indicate validity
if (groupLayer?.Layer[j] is ILayer2 subLayer)
{
if (!subLayer.Valid)
{
dataLayer = layer as IDataLayer2;
break;
}
}
}
}
if (dataLayer != null)
{
if (!brokenDataSources.ContainsKey(i))
{
brokenDataSources[i] = new List <IDataLayer2>();
}
brokenDataSources[i].Add(dataLayer);
}
}
}
}
return(brokenDataSources);
}
//**打开所有图层**//
private void TOC_TurnAllLayersOn()
{
//打开地图图层
IEnumLayer pEnumLayer = this.m_pMapControl.Map.get_Layers(null, false);
if (pEnumLayer == null)
{
return;
}
ILayer pLayer;
pEnumLayer.Reset();
for (pLayer = pEnumLayer.Next(); pLayer != null; pLayer = pEnumLayer.Next())
{
pLayer.Visible = true;
}
this.m_pMapControl.Refresh();
this.m_pTOCControl.Update();
}
public static List <ILayer> GetLayers(IMap map)
{
if (map == null)
{
throw new ArgumentNullException("A valid map reference [map] is required.");
}
IEnumLayer elayers = map.get_Layers(null, true);
List <ILayer> layers = new List <ILayer>();
ILayer layer = elayers.Next();
while (layer != null)
{
layers.Add(layer);
layer = elayers.Next();
}
return(layers);
}
/// <summary> The polygon feature layers in current map </summary>
/// <returns> Function to retrieve a list of polygon feature layers in current map </returns>
public ArrayList PolygonLayers()
{
ArrayList pList = new ArrayList();
if (FocusMap == null)
{
return(pList);
}
if (FocusMap.LayerCount == 0)
{
return(pList);
}
try
{
UID pID = new UIDClass();
pID.Value = "{E156D7E5-22AF-11D3-9F99-00C04F6BC78E}"; //GeoFeatureLayer
IEnumLayer pEnumLayer = FocusMap.get_Layers(pID, true);
pEnumLayer.Reset();
ILayer pLayer = pEnumLayer.Next();
while (!(pLayer == null))
{
IFeatureLayer2 pFLayer = (IFeatureLayer2)pLayer;
if (pFLayer.ShapeType == esriGeometryType.esriGeometryPolygon)
{
if (pFLayer.FeatureClass != null)
{
pList.Add(pLayer.Name);
}
}
pLayer = pEnumLayer.Next();
}
return(pList);
}
catch (Exception ex)
{
if (SupressMessaging == false)
{
MessageBox.Show(ex.Message, "Polygon Layers", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
}
return(pList);
}
/// <summary>
/// gets a specific feature layer give a layer name
/// </summary>
/// <param name="lyrName">layer name</param>
/// <returns>ILayer</returns>
public ILayer getFeatureLayer(string lyrName)
{
IEnumLayer lyrs = getActiveViewLayers(viewUtility.esriIFeatureLayer);
ILayer flyr = null;
string lyrName2 = null;
ILayer i = lyrs.Next();
while (i != null)
{
lyrName2 = i.Name;
if (lyrName2.ToLower() == lyrName.ToLower())
{
flyr = i;
break;
}
i = lyrs.Next();
}
return(flyr);
}
private void CreateLayer(IName name)
{
ILayerFactoryHelper helper = new LayerFactoryHelperClass();
try
{
IEnumLayer layer = helper.CreateLayersFromName(name);
layer.Reset();
for (ILayer layer2 = layer.Next(); layer2 != null; layer2 = layer.Next())
{
this.axMapControl1.AddLayer(layer2, 0);
this.axMapControl1.ActiveView.PartialRefresh(esriViewDrawPhase.esriViewGeography, layer2, null);
}
}
catch (Exception)
{
MessageBox.Show("无法打开指定文档!", "错误", MessageBoxButtons.OK, MessageBoxIcon.Hand);
}
}
private void CbxLayersAddItems()
{
if (GetLayers() != null)
{
IEnumLayer layers = GetLayers();
layers.Reset();
ILayer layer = layers.Next();
while (layer != null)
{
if (layer is IRasterLayer)
{
rasterlayer = layer as IRasterLayer;
cbb_RasterLayersStretch.Items.Add(layer.Name);
cbb_RasterLayersScale.Items.Add(layer.Name);
}
layer = layers.Next();
}
}
}
public void Init()
{
UID uid = new UIDClass
{
Value = "{6CA416B1-E160-11D2-9F4E-00C04F6BC78E}"
};
IEnumLayer layer = BufferHelper.m_BufferHelper.m_pFocusMap.get_Layers(uid, true);
this.cboEditingPolygonLayer.Properties.Items.Clear();
layer.Reset();
for (ILayer layer2 = layer.Next(); layer2 is IFeatureLayer; layer2 = layer.Next())
{
if ((((layer2 as IFeatureLayer).FeatureClass != null) &&
((layer2 as IFeatureLayer).FeatureClass.FeatureType == esriFeatureType.esriFTSimple)) &&
this.method_0(layer2 as IFeatureLayer))
{
this.cboEditingPolygonLayer.Properties.Items.Add(new ObjectWrap(layer2));
}
}
this.cboEditingPolygonLayer.Enabled = false;
if (this.cboEditingPolygonLayer.Properties.Items.Count > 0)
{
this.rdoSaveToEditingLayer.Enabled = true;
this.cboEditingPolygonLayer.SelectedIndex = 0;
}
else
{
this.rdoSaveToEditingLayer.Enabled = false;
}
if (BufferHelper.m_BufferHelper.m_pFeatureLayer.FeatureClass.ShapeType ==
esriGeometryType.esriGeometryPolygon)
{
this.rdoBufferType.Enabled = true;
}
else
{
this.rdoBufferType.Enabled = false;
}
this.txtOutName.Enabled = this.rdoNewLayer.Checked;
this.btnSelectInputFeatures.Enabled = this.rdoNewLayer.Checked;
this.cboEditingPolygonLayer.Enabled = this.rdoSaveToEditingLayer.Checked;
}
private bool GetFabricSubLayers(IMap Map, esriCadastralFabricTable FabricSubClass, bool ExcludeNonTargetFabrics,
ICadastralFabric TargetFabric, out IArray CFParcelFabSubLayers)
{
ICadastralFabricSubLayer pCFSubLyr = null;
IArray CFParcelFabricSubLayers2 = new ArrayClass();
IFeatureLayer pParcelFabricSubLayer = null;
UID pId = new UIDClass();
pId.Value = "{E156D7E5-22AF-11D3-9F99-00C04F6BC78E}";
IEnumLayer pEnumLayer = Map.get_Layers(pId, true);
pEnumLayer.Reset();
ILayer pLayer = pEnumLayer.Next();
while (pLayer != null)
{
if (pLayer is ICadastralFabricSubLayer)
{
pCFSubLyr = (ICadastralFabricSubLayer)pLayer;
if (pCFSubLyr.CadastralTableType == FabricSubClass)
{
pParcelFabricSubLayer = (IFeatureLayer)pCFSubLyr;
ICadastralFabric ThisLayersFabric = pCFSubLyr.CadastralFabric;
bool bIsTargetFabricLayer = ThisLayersFabric.Equals(TargetFabric);
if (!ExcludeNonTargetFabrics || (ExcludeNonTargetFabrics && bIsTargetFabricLayer))
{
CFParcelFabricSubLayers2.Add(pParcelFabricSubLayer);
}
}
}
pLayer = pEnumLayer.Next();
}
CFParcelFabSubLayers = CFParcelFabricSubLayers2;
if (CFParcelFabricSubLayers2.Count > 0)
{
return(true);
}
else
{
return(false);
}
}
//Cutomer by jin
private void AddLayersToComboBox()
{
//Add ed by jin
cboLayer.Items.Clear();
UID uidLayer = new UID();
uidLayer.Value = "{E156D7E5-22AF-11D3-9F99-00C04F6BC78E}";
IMap map = axMapControl1.ActiveView.FocusMap;
//UID is inconsistent
//IEnumLayer allFLayers = map.get_Layers(uidLayer, true);
IEnumLayer allFLayers = map.get_Layers(null, true);
//
ILayer aLayer = allFLayers.Next();
while (aLayer != null)
{
if (aLayer is IRasterLayer)
{
MessageBox.Show(aLayer.Name);
m_strOption = "NoLayer";
OptionEnabler();
}
else if (aLayer is IFeatureLayer)
{
IFeatureLayer fLayer = aLayer as IFeatureLayer;
if (fLayer.FeatureClass.ShapeType == esriGeometryType.esriGeometryPolygon)
{
cboLayer.Items.Add(fLayer.Name);
}
else if (fLayer.FeatureClass.ShapeType == esriGeometryType.esriGeometryPolyline)
{
cboLayer.Items.Add(fLayer.Name);
}
else if (fLayer.FeatureClass.ShapeType == esriGeometryType.esriGeometryPoint)
{
cboLayer.Items.Add(fLayer.Name);
}
}
aLayer = allFLayers.Next();
}
}
private List <IDataset> GetAllDataset(IMap pMap)
{
List <IDataset> list = new List <IDataset>();
UID uid = new UIDClass
{
Value = "{6CA416B1-E160-11D2-9F4E-00C04F6BC78E}"
};
IEnumLayer layer = pMap.get_Layers(uid, true);
layer.Reset();
for (ILayer layer2 = layer.Next(); layer2 != null; layer2 = layer.Next())
{
IFeatureLayer layer3 = layer2 as IFeatureLayer;
if ((layer3 != null) && (layer3.FeatureClass != null))
{
list.Add(layer3.FeatureClass as IDataset);
}
}
return(list);
}
public static ILayer GetFeatureLayer(ref IBasicMap ibasicMap_0, ref string string_0)
{
ILayer result;
if (ibasicMap_0.LayerCount > 0)
{
IEnumLayer enumLayer = ibasicMap_0.get_Layers(null, true);
enumLayer.Reset();
for (ILayer layer = enumLayer.Next(); layer != null; layer = enumLayer.Next())
{
if (layer.Name == string_0 && layer is IFeatureLayer && layer.Valid)
{
result = layer;
return(result);
}
}
}
result = null;
return(result);
}
/// <summary>
/// 刷新图层列表
/// </summary>
/// <returns></returns>
private List <string> RefreshLayers()
{
List <string> list = new List <string>();
IEnumLayer layers = Utils.getFeatureLayers(mMap);
if (layers == null || layers.Next() == null)
{
return(list);
}
ILayer layer = null;
layers.Reset(); //将游标归位
//遍历获取到的矢量图层，并添加到下拉列表中
while ((layer = layers.Next()) != null)
{
// ToolStripMenuItem menuItem = new ToolStripMenuItem(layer.Name);
list.Add(layer.Name);
}
return(list);
}
private void populateComboBox()
{
if (mp != null)
{
IEnumLayer rstLyrs = vUtil.getActiveViewLayers(viewUtility.esriIFeatureLayer);
ILayer lyr = rstLyrs.Next();
while (lyr != null)
{
string lyrNm = lyr.Name;
IFeatureLayer ftrLyr = (IFeatureLayer)lyr;
IFeatureClass ftrCls = ftrLyr.FeatureClass;
if (!ftrDic.ContainsKey(lyrNm))
{
ftrDic.Add(lyrNm, (ITable)ftrCls);
cmbSampleFeatureClass.Items.Add(lyrNm);
}
lyr = rstLyrs.Next();
}
}
}
/// <summary>
/// This function will search the map for a service location and then return it
/// </summary>
/// <param name="map">the map</param>
/// <returns>the service location layer</returns>
public static ILayer ReturnServiceLocationLayerByUtility(IMap map)
{
IEnumLayer enumLayer = map.get_Layers(null, true);
ILayer layer = enumLayer.Next();
while (layer != null)
{
if (IsValidGisLayer(layer) && layer is IGeoFeatureLayer)
{
string sName = ((IDataset)layer).BrowseName;
if (sName == "Service")
{
return(layer);
}
}
layer = enumLayer.Next();
}
return(null);
}
//public void RemoveLayersfromTOC(string directory)
//{
// //IMxDocument mxMap = (IMxDocument)application.Document;
// //IMap pMap = mxMap.FocusMap;
// //IMapLayers pMapLayers = pMap;
// for (int i = 0; i <= ArcMap.Document.FocusMap.LayerCount - 1; i++)
// {
// ILayer player = ArcMap.Document.FocusMap.Layer[i];
// if (player is IGroupLayer)
// {
// RemoveLayersfromGroupLayer((IGroupLayer)player, directory);
// }
// else
// {
// IDataset pDS = player;
// try
// {
// if (LCase(directory) == LCase(pDS.Workspace.PathName))
// {
// pMap.DeleteLayer(player);
// }
// }
// }
// if (player != null)
// {
// System.Runtime.InteropServices.Marshal.ReleaseComObject(player);
// player = null;
// }
// }
// mxMap.UpdateContents();
// mxMap.ActiveView.Refresh();
// ESRI.ArcGIS.ArcMapUI.IContentsView pContentsView = mxMap.CurrentContentsView;
// pContentsView.Refresh(null);
// if (mxMap != null)
// {
// System.Runtime.InteropServices.Marshal.ReleaseComObject(mxMap);
// mxMap = null;
// }
// if (pContentsView != null)
// {
// System.Runtime.InteropServices.Marshal.ReleaseComObject(pContentsView);
// pContentsView = null;
// }
//}
//public void RemoveLayersfromGroupLayer(IGroupLayer pGroupLayer, string directory)
//{
// ILayer pLayer;
// List<ILayer> LayersToDelete = new List<ILayer>();
// ICompositeLayer pCompositeLayer = (ICompositeLayer)pGroupLayer;
// for (int i = 1; i <= pCompositeLayer.Count; i++)
// {
// pLayer = pCompositeLayer.Layer[i - 1];
// if (pLayer is IGroupLayer)
// {
// RemoveLayersfromGroupLayer(pLayer, directory);
// }
// else
// {
// try
// {
// IDataset pDS = (IDataset)pLayer;
// string LayerDirectoryname = pDS.Workspace.PathName.ToLower();
// if (LayerDirectoryname.EndsWith(IO.Path.DirectorySeparatorChar))
// {
// LayerDirectoryname = LayerDirectoryname.Substring(0, LayerDirectoryname.Length - 1);
// }
// if (LCase(directory) == LayerDirectoryname)
// {
// LayersToDelete.Add(pLayer);
// }
// }
// catch (Exception ex)
// {
// Debug.WriteLine(ex.Message);
// }
// }
// }
// foreach (ILayer pDeleteLayer in LayersToDelete)
// {
// pGroupLayer.Delete(pDeleteLayer);
// if (pDeleteLayer != null)
// {
// System.Runtime.InteropServices.Marshal.ReleaseComObject(pDeleteLayer);
// pDeleteLayer = null;
// }
// }
// if (pGroupLayer != null)
// {
// System.Runtime.InteropServices.Marshal.ReleaseComObject(pGroupLayer);
// pGroupLayer = null;
// }
//}
public static void RemoveGroupLayer(string sGroupLayerName, Boolean searchRecursive)
{
IMap pMap = ArcMap.Document.FocusMap;
UID pUID = new UID();
pUID.Value = "{EDAD6644-1810-11D1-86AE-0000F8751720}";
IEnumLayer pEnum = ArcMap.Document.FocusMap.Layers[pUID, searchRecursive];
ILayer pL = pEnum.Next();
while (pL is ILayer)
{
if (string.Compare(sGroupLayerName, pL.Name, true) == 0)
{
pMap.DeleteLayer(pL);
}
pL = pEnum.Next();
}
}
private void CbxLayersAddItems()
{
if (GetLayers() == null)
{
return;
}
IEnumLayer layers = GetLayers();
layers.Reset();
ILayer layer = layers.Next();
while (layer != null)
{
if (layer is IFeatureLayer)
{
cbxLayers2Symbolize.Items.Add(layer.Name);
}
layer = layers.Next();
}
}
private void populateComboBox()
{
if (mp != null)
{
IEnumLayer rstLyrs = vUtil.getActiveViewLayers(viewUtility.esriIRasterLayer);
ILayer lyr = rstLyrs.Next();
while (lyr != null)
{
string lyrNm = lyr.Name;
IRasterLayer rstLyr = (IRasterLayer)lyr;
IRaster rst = rstLyr.Raster;
if (!rstDic.ContainsKey(lyrNm))
{
rstDic.Add(lyrNm, rst);
cmbRasterBands.Items.Add(lyrNm);
}
lyr = rstLyrs.Next();
}
}
}
//Custom
private IGeoFeatureLayer GetLayerByName(string LayerName)
{
UID uid = new UID();
uid.Value = "{E156D7E5-22AF-11D3-9f99-00C04F6BC78E}";
IEnumLayer allFLayers = axMapControl1.ActiveView.FocusMap.get_Layers(uid, true);
//loop until LayerName is found
ILayer layer;
layer = allFLayers.Next();
while (layer != null)
{
if (layer.Name.Equals(LayerName))
{
return(layer as IGeoFeatureLayer);
}
layer = allFLayers.Next();
}
return(null);
}
private void CboAddItems(ComboBox cbo)
{
IEnumLayer layers = GetLayers();
if (layers == null)
{
return;
}
layers.Reset();
ILayer layer = layers.Next();
while (layer != null)
{
if (layer is IFeatureLayer)
{
cbo.Items.Add(layer.Name);
}
layer = layers.Next();
}
}
public static bool HasZDLayer(IMap imap_0)
{
bool flag = false;
IEnumLayer layers = imap_0.Layers[null, true];
layers.Reset();
for (ILayer i = layers.Next(); i != null; i = layers.Next())
{
if (i is IFeatureLayer)
{
bool flag1 = ZDRegister.IsZDFeatureClass((i as IFeatureLayer).FeatureClass);
flag = flag1;
if (flag1)
{
break;
}
}
}
return(flag);
}
public void DiscoverWorkspacesMethod()
{
IMxDocument pMxdoc = ArcMap.Application.Document as IMxDocument;
IEnumLayer eLayers = pMxdoc.FocusMap.Layers;
eLayers.Reset();
ILayer pLayer = eLayers.Next();
while (pLayer != null)
{
if (pLayer is IFeatureLayer)
{
IFeatureLayer pFLayer = pLayer as IFeatureLayer;
IDataset ds = pFLayer.FeatureClass as IDataset;
AddWorkspace(ds.Workspace);
}
pLayer = eLayers.Next();
}
}
protected override void OnUpdate()
{
m_pMxDoc = (IMxDocument)ArcMap.Application.Document;
m_pMap = m_pMxDoc.FocusMap;
//** If a brand new data frame, reading Layers property will generate an error
if (m_pMap.LayerCount > 0)
{
m_pLayers = m_pMap.Layers;
m_pLayers.Reset();
m_pLoopLayer = m_pLayers.Next();
m_pOrthoIndexLayer = null;
//** Loop through all layers
while (!(m_pLoopLayer == null))
{
if (m_pLoopLayer.Name == "orth_idx")
{
//** Ortho index found. Set the ortho var, enable the tool and exit the loop
m_pOrthoIndexLayer = (IFeatureLayer)m_pLoopLayer;
Enabled = true;
break;
}
else
{
//** STATES not found yet. Move to next layer
m_pLoopLayer = m_pLayers.Next();
}
}
}
else
{
m_pOrthoIndexLayer = null;
}
if (m_pOrthoIndexLayer == null)
{
//** Ortho Index layer must not be in data frame, disable the tool
Enabled = false;
}
}
protected override void OnUpdate()
{
pMxDoc = (IMxDocument)ArcMap.Application.Document;
pMap = pMxDoc.FocusMap;
//** If a brand new data frame, reading Layers property will generate an error
if (pMap.LayerCount > 0)
{
pLayers = pMap.Layers;
pLayers.Reset();
pLoopLayer = pLayers.Next();
pRoadIdxLayer = null;
//** Loop through all layers
while (!(pLoopLayer == null))
{
if (pLoopLayer.Name == "road_idx")
{
//** Road_idx found. Set the id var, enable the tool and exit the loop
pRoadIdxLayer = (IFeatureLayer)pLoopLayer;
Enabled = true;
break;
}
else
{
//** roads not found yet. Move to next layer
pLoopLayer = pLayers.Next();
}
}
}
else
{
pRoadIdxLayer = null;
}
if (pRoadIdxLayer == null)
{
//** roads must not be in data frame, disable the tool
Enabled = false;
}
}
/// <summary>
/// 通过名字获得索引图层.
/// </summary>
/// <param name="layerName">Name of the layer.</param>
/// <returns></returns>
public static IFeatureLayer GetIndexLayerByName(string layerName, IMap pMap)
{
UID pUID = new UIDClass();
pUID.Value = "{40A9E885-5533-11d0-98BE-00805F7CED21}";
IEnumLayer pEnumLayer = pMap.get_Layers(pUID, true);
pEnumLayer.Reset();
ILayer pLayer = pEnumLayer.Next();
while (pLayer != null)
{
if (pLayer.Name == layerName)
{
return((IFeatureLayer)pLayer);
}
pLayer = pEnumLayer.Next();
}
return(null);
}
private void CacheTOC()
{
IMap aMap = ArcMap.Document.FocusMap as IMap;
//UID anUID = new UID();
//anUID.Value = "{EDAD6644-1810-11D1-86AE-0000F8751720}";
// get all the 'top level' items
IEnumLayer someLayers = aMap.Layers[null, false];
ILayer aLayer = null;
int depth = 0;
while ((aLayer = someLayers.Next()) != null)
{
rootLayers.Add(aLayer);
}
someLayers = aMap.Layers[null, true];
while ((aLayer = someLayers.Next()) != null)
{
Tree.Add(depth, aLayer);
depth += 1;
}
}
public Buffer(IMap _pMap)
{
InitializeComponent();
//����Glass����
this.EnableGlass = false;
//����ʾ�����С����ť
this.MaximizeBox = false;
this.MinimizeBox = false;
//
this.FormBorderStyle = System.Windows.Forms.FormBorderStyle.Sizable;
//ȥ��ͼ��
this.ShowIcon = false;
//load all the feature layers in the map to the layers combo
UID uid = new UIDClass();
uid.Value = "{40A9E885-5533-11d0-98BE-00805F7CED21}";
pMap = _pMap;
layers = pMap.get_Layers(uid, true);
layers.Reset();
ILayer layer = null;
while ((layer = layers.Next()) != null)
{
cboLayers.Items.Add(layer.Name);
}
//select the first layer
if (cboLayers.Items.Count > 0)
cboLayers.SelectedIndex = 0;
string tempDir = System.IO.Path.GetTempPath();
txtOutputPath.Text = System.IO.Path.Combine(tempDir, ((string)cboLayers.SelectedItem + "_buffer.shp"));
//set the default units of the buffer
int units = Convert.ToInt32(pMap.MapUnits);
cboUnits.SelectedIndex = units;
}
private Dictionary<IFeatureLayer, string> GetTransMapLayers(IEnumLayer layers, IWorkspace transWorkspace)
{
Dictionary<IFeatureLayer, string> theReturn = new Dictionary<IFeatureLayer,string>();
layers.Reset();
ILayer theLayer = layers.Next();
while (theLayer != null)
{
if (theLayer is IFeatureLayer)
{
IDataset theDataset = ((IFeatureLayer)theLayer).FeatureClass as IDataset;
if (theDataset != null && theDataset.Workspace == transWorkspace)
{
theReturn.Add((IFeatureLayer)theLayer, theDataset.Name);
}
}
theLayer = layers.Next();
}
return theReturn;
}
/// <summary>
/// 窗体初始化
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void SelectByAttrFrm_Load(object sender, EventArgs e)
{
this.pMap = this.tempMainFrm.mainMapControl.Map;
if (this.pMap.LayerCount == 0) return;
this.pEnumLayer = this.pMap.get_Layers(null, true);
if (pEnumLayer == null)
{
return;
}
pEnumLayer.Reset();
for (this.pLayer = pEnumLayer.Next(); this.pLayer != null; this.pLayer = pEnumLayer.Next())
{
if (this.pLayer is IFeatureLayer)
{
this.comboBoxLayers.Items.Add(this.pLayer.Name);
}
}
if (this.comboBoxLayers.Items.Count == 0)
{
MessageBox.Show("没有可供选择的图层！");
this.Close();
return;
}
this.comboBoxLayers.SelectedIndex = 0;
this.comboBoxMethod.SelectedIndex = 0;
}
private void LegendWizard_Load(object sender, EventArgs e)
{
if (m_pageLayoutControl.ActiveView.FocusMap == null)
{
MessageBox.Show("请先添加地图");
return;
}
#region //点击 添加图例按钮 或在 PageLayoutControl中双击图例时
if (mapSurroundFrame == null) //当点击 添加图例按钮 或在 PageLayoutControl中双击图例时 先创建图例 或从地图上获得已经添加的图例；
{
//Get the GraphicsContainer
IGraphicsContainer graphicsContainer = m_pageLayoutControl.GraphicsContainer;
graphicsContainer.Reset();
IElementProperties pElementPerties = graphicsContainer.Next() as IElementProperties;
//Get the MapFrame
IMapFrame mapFrame = (IMapFrame)graphicsContainer.FindFrame(m_pageLayoutControl.ActiveView.FocusMap);
if (mapFrame == null) return;
while (pElementPerties != null) //从地图中获得已有的图例
{
if (pElementPerties.Type == "Map Surround Frame")
{
pMapSurrounFrame = pElementPerties as IMapSurroundFrame;
if (pMapSurrounFrame.MapSurround.Name == "Legend")
{
m_legend = pMapSurrounFrame.MapSurround as ILegend;
break;
}
}
pElementPerties = (IElementProperties)graphicsContainer.Next();
}
if (m_legend == null) //当地图中没有添加图例时 创建新图例
{
//Create a legend
UID uID = new UIDClass();
uID.Value = "esriCarto.Legend";
//Create a MapSurroundFrame from the MapFrame
mapSurroundFrame = mapFrame.CreateSurroundFrame(uID, null);
if (mapSurroundFrame == null) return;
if (mapSurroundFrame.MapSurround == null) return;
m_legend = mapSurroundFrame.MapSurround as ILegend;
}
else
{
mapSurroundFrame = pMapSurrounFrame;
}
UID m_uid = new UIDClass();
m_uid.Value = "{34C20002-4D3C-11D0-92D8-00805F7C28B0}";
m_mapLayers = m_mapControl.Map as IMapLayers;
m_emuLayer = m_mapLayers.get_Layers(m_uid, true);//获取图层
if (m_emuLayer != null)
{
m_emuLayer.Reset();
ILayer m_layer = null;
while ((m_layer = m_emuLayer.Next()) != null)
{
this.listBox1.Items.Add(m_layer.Name);//将图层名添加到图例备选项中
}
}
}
#endregion
else //在双击任意范围打印框中图例时，获得图例，及图层信息；
{
if (m_Map == null)
{
MessageBox.Show("请先添加地图！");
}
for (int k = 0; k < m_Map.LayerCount; k++)
{
listBox1.Items.Add(m_Map.get_Layer(k).Name.ToString());
}
m_legend = mapSurroundFrame .MapSurround as ILegend;
}
//以下设置需要用到的变量 及初始化 对话框
plegendFormat = m_legend.Format as ILegendFormat; //设置图例格式需要用到的
pTextSymbol = new TextSymbolClass();
pTextSymbol.Size = 10;
pTextSymbol.HorizontalAlignment = esriTextHorizontalAlignment.esriTHALeft; //初始化图例标签的文本格式
if (m_legend.Title != null)
textBox1.Text = m_legend.Title.ToString(); //初始化对话框中的文本框 文本
else
textBox1.Text = "Legend";
this.textBoxWidth.Text = "36";
this.textBoxHeight.Text = "15";
IMapSurround mapSurround = m_legend as IMapSurround;
mapSurroundFrame.MapSurround = mapSurround;
m_FrameProperties = (IFrameProperties)mapSurroundFrame;
ISymbolBackground pSymbolBack = m_FrameProperties.Background as ISymbolBackground;
ISymbolBorder pSymbolBorder = m_FrameProperties.Border as ISymbolBorder;
ISymbolShadow pSymbolShadow = m_FrameProperties.Shadow as ISymbolShadow;
if (pSymbolBack !=null )
this.btnBackGroundColor.BackColor =ColorTranslator.FromOle ( pSymbolBack.FillSymbol.Color.RGB ) ;
if (pSymbolBorder != null)
this.btnBolderColor.BackColor = ColorTranslator.FromOle(pSymbolBorder.LineSymbol.Color.RGB);
if (pSymbolShadow != null)
this.btnShadowColor.BackColor = ColorTranslator.FromOle(pSymbolShadow.FillSymbol.Color.RGB);
}
private string CreateSchLayers(IEnumLayer pLayers)
{
if (pLayers == null) return "";
ILayer pLayer = pLayers.Next();
IFeatureLayer featureLayer;
IFeatureClass featureClass;
string pStrLayerNames = "";
IDataset pDataset;
System.Windows.Forms.Cursor.Current = Cursors.WaitCursor;
System.Windows.Forms.Cursor.Show();
m_pSDS.DesignMode = true;
m_pSDI = (ESRI.ArcGIS.Schematic.ISchematicDatasetImport)m_pSDS;
Dictionary<string, IFeatureClass> myDictionary = new Dictionary<string, IFeatureClass>();
IGeometricNetwork gn = null;
do
{
featureLayer = (IFeatureLayer)pLayer;
featureClass = featureLayer.FeatureClass;
pDataset = (IDataset)featureClass;
if (featureClass.FeatureType == esriFeatureType.esriFTSimpleJunction || featureClass.FeatureType == esriFeatureType.esriFTSimpleEdge || featureClass.FeatureType == esriFeatureType.esriFTComplexEdge || featureClass.FeatureType == esriFeatureType.esriFTComplexJunction)
{
//The FeatureType property of feature classes that implement this interface will be esriFTSimpleJunction, esriDTSimpleEdge, esriFTComplexJunction, or esriFTComplexEdge.
INetworkClass networkClass = (INetworkClass)featureLayer.FeatureClass;
if (networkClass.GeometricNetwork != null)
{
//we have a network class
if ((gn == null) || (gn != networkClass.GeometricNetwork))
{
//need to process all the classes
Dictionary<string, IFeatureClass> localDictionary = new Dictionary<string, IFeatureClass>();
gn = networkClass.GeometricNetwork;
IEnumFeatureClass fcComplexEdge = networkClass.GeometricNetwork.get_ClassesByType(esriFeatureType.esriFTComplexEdge);
IEnumFeatureClass fcComplexNode = networkClass.GeometricNetwork.get_ClassesByType(esriFeatureType.esriFTComplexJunction);
IEnumFeatureClass fcSimpleEdge = networkClass.GeometricNetwork.get_ClassesByType(esriFeatureType.esriFTSimpleEdge);
IEnumFeatureClass fcSimpleNode = networkClass.GeometricNetwork.get_ClassesByType(esriFeatureType.esriFTSimpleJunction);
localDictionary = ProcessFCs(fcComplexEdge, fcComplexNode, fcSimpleEdge, fcSimpleNode);
if (myDictionary.Count == 0) //just copy it
{
myDictionary = localDictionary;
}
else //merge
{
Dictionary<string, IFeatureClass>.KeyCollection keyColl = localDictionary.Keys;
foreach (string s in keyColl)
{
IFeatureClass fc;
bool bln = localDictionary.TryGetValue(s, out fc);
myDictionary.Add(s, fc);
}
}
}
//Build up the string that will go to the select items to reduce form
pStrLayerNames += pDataset.Name.ToString();
pStrLayerNames += ";";
//Build up the string for just the node feature classes
if (featureClass.FeatureType == esriFeatureType.esriFTSimpleJunction || featureClass.FeatureType == esriFeatureType.esriFTComplexJunction)
{
strNodeLayers += pDataset.Name.ToString();
strNodeLayers += ";";
}
//create the fields collections to be used by the frmAdvanced form
IFields pFields = featureClass.Fields;
if (pFields.FieldCount > 0)
{
for (int i = 0; i < pFields.FieldCount; i++)
{
//don't mess with objectid or shape or GlobalID
if ((pFields.get_Field(i).Name.ToString() != "OBJECTID") && (pFields.get_Field(i).Name.ToString() != "SHAPE") && (pFields.get_Field(i).Name.ToString() != "GlobalID") && (pFields.get_Field(i).Name.ToString() != featureClass.OIDFieldName.ToString()) && (pFields.get_Field(i).Name.ToString() != featureClass.ShapeFieldName.ToString()))
{
m_myCol.Add(pDataset.Name.ToString(), pFields.get_Field(i).Name.ToString());
}
}
}
//remove the layer from the list of dictionary classes
if (myDictionary.ContainsKey(featureClass.AliasName))
{
myDictionary.Remove(featureClass.AliasName);
}
m_pSDI.ImportFeatureLayer(featureLayer, m_pSDT, true, true, true);
}
}
pLayer = pLayers.Next();
} while (pLayer != null);
//handle any feature classes that were not in the map
if (myDictionary.Count > 0)
{
Dictionary<string, IFeatureClass>.KeyCollection keyColl = myDictionary.Keys;
foreach (string s in keyColl)
{
IFeatureClass fc;
bool bln = myDictionary.TryGetValue(s, out fc);
IObjectClass o = (IObjectClass)fc;
pDataset = (IDataset)fc;
pStrLayerNames += pDataset.Name.ToString();
pStrLayerNames += ";";
//Build up the string for just the node feature classes
if (fc.FeatureType == esriFeatureType.esriFTSimpleJunction || featureClass.FeatureType == esriFeatureType.esriFTComplexJunction)
{
strNodeLayers += pDataset.Name.ToString();
strNodeLayers += ";";
}
//create the fields collections to be used by the frmAdvanced form
IFields pFields = fc.Fields;
if (pFields.FieldCount > 0)
{
for (int i = 0; i < pFields.FieldCount; i++)
{
//don't mess with objectid or shape or GlobalID
if ((pFields.get_Field(i).Name.ToString() != "OBJECTID") && (pFields.get_Field(i).Name.ToString() != "SHAPE") && (pFields.get_Field(i).Name.ToString() != "GlobalID") && (pFields.get_Field(i).Name.ToString() != fc.OIDFieldName.ToString()) && (pFields.get_Field(i).Name.ToString() != fc.ShapeFieldName.ToString()))
{
m_myCol.Add(pDataset.Name.ToString(), pFields.get_Field(i).Name.ToString());
}
}
}
if ((fc.FeatureType == esriFeatureType.esriFTComplexJunction) || (fc.FeatureType == esriFeatureType.esriFTSimpleJunction))
{
//node
m_pSDI.ImportObjectClass(o, m_pSDT, true, esriSchematicElementType.esriSchematicNodeType);
}
else
{
//link
m_pSDI.ImportObjectClass(o, m_pSDT, true, esriSchematicElementType.esriSchematicLinkType);
}
}
}
m_pSDS.Save(ESRI.ArcGIS.esriSystem.esriArcGISVersion.esriArcGISVersionCurrent, true);
m_pSDS.DesignMode = false;
return pStrLayerNames;
}
private IFeatureLayer GetFeatureLayer(string layerName)
{
//get the layers from the maps
UID uid = new UIDClass();
uid.Value = "{40A9E885-5533-11d0-98BE-00805F7CED21}";
layers = pMap.get_Layers(uid, true);
layers.Reset();
ILayer layer = null;
while ((layer = layers.Next()) != null)
{
if (layer.Name == layerName)
return layer as IFeatureLayer;
}
return null;
}