private void TOC_LabelLayer(ILayer pLayer)
{
if (pLayer == null)
{
return;
}
if (!(pLayer is IFeatureLayer))
{
return;
}
IGeoFeatureLayer pGeoFeaturelayer = (IGeoFeatureLayer)pLayer;
bool boolKG = pGeoFeaturelayer.DisplayAnnotation;
m_pMainForm.m_TM_LableLayer.Checked = !boolKG;
if (m_pMainForm.m_TM_LableLayer.Checked == true)
{
//Select Field Name from Current Layers
FrmSelectField frm = new FrmSelectField((IFeatureLayer)pLayer, "name");
string sFieldName = "NAME";
if (frm.ShowDialog() == DialogResult.Cancel)
{
return;
}
sFieldName = frm.strDefFieldName;
GeoBaseLib.InitLabel(pGeoFeaturelayer, sFieldName);
pGeoFeaturelayer.DisplayAnnotation = true;
}
else
{
pGeoFeaturelayer.DisplayAnnotation = false;
}
m_pMapControl.ActiveView.PartialRefresh(esriViewDrawPhase.esriViewBackground, null, m_pMapControl.Extent);
}
public bool Create(string sLayerName, esriGeometryType nGeometryType, baseFieldList pNewFields, bool bAddIntoMapContol = false)
{
if (m_axMapControl == null)
{
return(false);
}
m_nGeometryType = nGeometryType;
m_sMapPath = Global.GetWorkspacePath();
m_sLayerName = sLayerName;
bool bFileExisted = System.IO.File.Exists(m_sMapPath + "\\" + m_sLayerName + ".shp");
if (bFileExisted && MessageBox.Show("The file is already existed, and do you want to create new one?", "Select one", MessageBoxButtons.YesNo) == DialogResult.Yes)
{
System.IO.File.Delete(m_sMapPath + "\\" + m_sLayerName + ".shp");
System.IO.File.Delete(m_sMapPath + "\\" + m_sLayerName + ".dbf");
System.IO.File.Delete(m_sMapPath + "\\" + m_sLayerName + ".shx");
GeoBaseLib.RemoveLayer(m_axMapControl, m_sLayerName);
}
IWorkspaceFactory pWorkspaceFactory = new ShapefileWorkspaceFactoryClass();
IFeatureWorkspace pFWS = pWorkspaceFactory.OpenFromFile(m_sMapPath, 0) as IFeatureWorkspace;
m_pFeatureLayer = new FeatureLayerClass();
//If file existed, directly load
if (System.IO.File.Exists(m_sMapPath + "\\" + m_sLayerName + ".shp"))
{
m_pFeatureLayer.FeatureClass = pFWS.OpenFeatureClass(m_sLayerName);
m_pFeatureLayer.Name = m_pFeatureLayer.FeatureClass.AliasName;
if (bAddIntoMapContol && !GeoBaseLib.IsLayerExisted(m_axMapControl, m_sLayerName))
{
m_axMapControl.AddLayer(m_pFeatureLayer);
m_axMapControl.Refresh();
}
return(true);
}
try
{
IFields pFields = CreateFields(pNewFields);
//Create feature class
m_pFeatureLayer.FeatureClass = pFWS.CreateFeatureClass(m_sLayerName, pFields, null, null, esriFeatureType.esriFTSimple, "Shape", "");
m_pFeatureLayer.Name = m_sLayerName;
if (bAddIntoMapContol)
{
m_axMapControl.AddShapeFile(m_sMapPath, m_sLayerName + ".shp");
m_axMapControl.Refresh();
}
}
catch (Exception exception)
{
MessageBox.Show("Create \"" + m_sLayerName + "\" shapefile error:" + exception.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Stop);
}
return(true);
}
public void copy_Value(IFeature pFromFeature)
{
if (pFromFeature == null || m_pCurFeature == null)
{
return;
}
for (int i = 0; i < pFromFeature.Fields.FieldCount; i++)
{
IField pFromField = pFromFeature.Fields.get_Field(i);
if (GeoBaseLib.IsSysField(pFromField.Name))
{
continue;
}
int index = m_pFeatureLayer.FeatureClass.Fields.FindField(pFromField.Name);
if (index != -1)
{
object value = pFromFeature.get_Value(i);
m_pCurFeature.set_Value(index, value);
}
}
}
public static baseFieldList get_Fields(IFeature pFeature)
{
baseFieldList pFields = new baseFieldList();
if (pFeature == null)
{
return(null);
}
for (int i = 0; i < pFeature.Fields.FieldCount; i++)
{
IField pField = pFeature.Fields.get_Field(i);
if (GeoBaseLib.IsSysField(pField.Name))
{
continue;
}
baseField smField = new baseField();
smField.strFieldName = pField.Name;
smField.strFieldAliasName = pField.Name;
smField.ftFieldType = pField.Type;
smField.nFieldLen = pField.Length;
pFields.Add(smField);
}
return(pFields);
}
