private string GetUniqueName(ISchematicInMemoryDiagram inMemoryDiagram, esriSchematicElementType elementType, string featureName)
{
string nameUnique = featureName;
ISchematicInMemoryFeature schInMemoryfeature = null;
int index = 1;
bool endWhile = false;
while (!endWhile)
{
schInMemoryfeature = inMemoryDiagram.GetSchematicInMemoryFeatureByType(elementType, nameUnique);
if (schInMemoryfeature == null)
{
endWhile = true;
}
else if (schInMemoryfeature.Displayed)
{
nameUnique = nameUnique + index.ToString();
index++;
}
else
{
endWhile = true;
}
}
return(nameUnique);
}
private string GetUniqueName(ISchematicInMemoryDiagram inMemoryDiagram, esriSchematicElementType elementType, string featureName)
{
string nameUnique = featureName;
ISchematicInMemoryFeature schInMemoryfeature = null;
int index = 1;
bool endWhile = false;
while (!endWhile)
{
schInMemoryfeature = inMemoryDiagram.GetSchematicInMemoryFeatureByType(elementType, nameUnique);
if (schInMemoryfeature == null)
{
endWhile = true;
}
else if (schInMemoryfeature.Displayed)
{
nameUnique = nameUnique + index.ToString();
index++;
}
else
{
endWhile = true;
}
}
return nameUnique;
}
public void Apply(ISchematicInMemoryDiagram inMemoryDiagram, ESRI.ArcGIS.esriSystem.ITrackCancel cancelTracker)
{
ISchematicRulesHelper rulesHelper = new SchematicRulesHelperClass();
System.Collections.Generic.Dictionary <string, ISchematicInMemoryFeature> colSchfeatureNode = new Dictionary <string, ISchematicInMemoryFeature>();
rulesHelper.InitHelper(inMemoryDiagram);
rulesHelper.KeepVertices = true;
ISchematicDiagramClass diagramClass = null;
ISchematicElementClass elementClass;
ISchematicElementClass elementClassParentNode = null;
IEnumSchematicElementClass enumSchEltCls;
try
{
diagramClass = inMemoryDiagram.SchematicDiagramClass;
}
catch { }
if (diagramClass == null)
{
return;
}
enumSchEltCls = diagramClass.AssociatedSchematicElementClasses;
if (enumSchEltCls.Count == 0)
{
return;
}
enumSchEltCls.Reset();
elementClass = enumSchEltCls.Next();
while (elementClass != null)
{
if (elementClass.Name == m_parentNodeClassName)
{
elementClassParentNode = elementClass;
m_parentNodeClass = GetSchematicInMemoryFeatureClass(inMemoryDiagram, elementClass);
}
if (elementClass.Name == m_targetNodeClassName)
{
m_targetNodeClass = GetSchematicInMemoryFeatureClass(inMemoryDiagram, elementClass);
}
if (elementClass.Name == m_targetLinkClassName)
{
m_targetLinkClass = GetSchematicInMemoryFeatureClass(inMemoryDiagram, elementClass);
}
elementClass = enumSchEltCls.Next();
}
if (m_parentNodeClass == null || m_targetNodeClass == null || m_targetLinkClass == null)
{
return;
}
IEnumSchematicInMemoryFeature enumSchematicInMemoryFeature;
// list nodes degree two
// get all feature of parent node class
enumSchematicInMemoryFeature = inMemoryDiagram.GetSchematicInMemoryFeaturesByClass(elementClassParentNode);
enumSchematicInMemoryFeature.Reset();
// add the node into collection if it contains only 2 links displayed.
AddNodesDegreeTwo(enumSchematicInMemoryFeature, colSchfeatureNode, rulesHelper);
ISchematicInMemoryFeature schFeatureParent;
foreach (KeyValuePair <string, ISchematicInMemoryFeature> kvp in colSchfeatureNode)
{
schFeatureParent = colSchfeatureNode[kvp.Key];
if (schFeatureParent == null)
{
continue;
}
// get 2 links connected of eache feature node
IEnumSchematicInMemoryFeature enumLinks = rulesHelper.GetDisplayedIncidentLinks((ISchematicInMemoryFeatureNode)schFeatureParent, esriSchematicEndPointType.esriSchematicOriginOrExtremityNode);
// enumLinks surely not null and it contain 2 links displayed
double angle1, angle2, angleBisector;
bool first = true;
angle1 = angle2 = angleBisector = 0;
IPoint pointParent = null;
ISchematicInMemoryFeatureNodeGeometry geoParent;
geoParent = (ISchematicInMemoryFeatureNodeGeometry)schFeatureParent;
pointParent = geoParent.InitialPosition;
IPoint pointSon = null;
bool enableCalculate = true;
ISchematicInMemoryFeature schInMemoryFeature = enumLinks.Next();
ISchematicInMemoryFeatureLink schInMemoryLink = (ISchematicInMemoryFeatureLink)schInMemoryFeature;
while (schInMemoryLink != null)
{
ISchematicInMemoryFeatureNodeGeometry nodeGeo;
// get angle of 2 links connected
if (schInMemoryLink.FromNode.Name == schFeatureParent.Name)
{
nodeGeo = (ISchematicInMemoryFeatureNodeGeometry)schInMemoryLink.ToNode;
}
else
{
nodeGeo = (ISchematicInMemoryFeatureNodeGeometry)schInMemoryLink.FromNode;
}
if (nodeGeo == null)
{
enableCalculate = false;
break;
}
pointSon = nodeGeo.InitialPosition;
if (first)
{
angle1 = CalculateAngle(pointParent, pointSon);
first = false;
}
else
{
angle2 = CalculateAngle(pointParent, pointSon);
}
schInMemoryFeature = enumLinks.Next();
schInMemoryLink = (ISchematicInMemoryFeatureLink)schInMemoryFeature;
}
// caculate angle bisector
if (enableCalculate)
{
angleBisector = CalculateAngleBisector(angle1, angle2);
}
else
{
continue;
}
// construct a geometry for the new node node
// now call alterNode to create a new schematic feature
// construct a correct name
string uniqueNodeName, featureCreateName;
featureCreateName = schFeatureParent.Name + Separator + extensionName;
esriSchematicElementType elementType = esriSchematicElementType.esriSchematicNodeType;
uniqueNodeName = GetUniqueName(inMemoryDiagram, elementType, featureCreateName);
IWorkspace workspace = null;
try
{
workspace = inMemoryDiagram.SchematicDiagramClass.SchematicDataset.SchematicWorkspace.Workspace;
}
catch { }
int datasourceID = -1;
if (workspace != null)
{
datasourceID = rulesHelper.FindDataSourceID(workspace, false);
}
if (datasourceID == -1)
{
datasourceID = m_diagramClass.SchematicDataset.DefaultSchematicDataSource.ID;
}
ISchematicInMemoryFeature schFeatureNodeCreate = null;
IPoint pointBisector = null;
pointBisector = GetCoordPointBisector(pointParent, angleBisector, m_distance);
try
{
schFeatureNodeCreate = rulesHelper.AlterNode(m_targetNodeClass, uniqueNodeName, null, (IGeometry)pointBisector, datasourceID, 0);
}
catch (Exception ex)
{
System.Diagnostics.Trace.WriteLine(ex.Message, "Impossible to create a feature Node");
}
// now construct a unique link name
string linkName = schFeatureParent.Name + Separator + uniqueNodeName;
string uniqueLinkName;
elementType = esriSchematicElementType.esriSchematicLinkType;
uniqueLinkName = GetUniqueName(inMemoryDiagram, elementType, linkName);
// construct a link
ISchematicInMemoryFeature schFeatureLinkCreate = null;
try
{
schFeatureLinkCreate = rulesHelper.AlterLink(m_targetLinkClass, uniqueLinkName, null, null, datasourceID, 0, schFeatureParent.Name, uniqueNodeName, esriFlowDirection.esriFDWithFlow, 0, 0);
}
catch (Exception ex)
{
System.Diagnostics.Trace.WriteLine(ex.Message, "Impossible to create a feature link");
}
}
if (colSchfeatureNode.Count > 0)
{
colSchfeatureNode.Clear();
}
colSchfeatureNode = null;
rulesHelper = null;
}