public void Apply(ISchematicInMemoryDiagram inMemoryDiagram, ESRI.ArcGIS.esriSystem.ITrackCancel cancelTracker)
{
if (m_reducedNodeClassName == "" || inMemoryDiagram == null)
{
return;
}
// initialize the schematic rules helper
ISchematicRulesHelper rulesHelper = new SchematicRulesHelperClass();
rulesHelper.InitHelper(inMemoryDiagram);
rulesHelper.KeepVertices = m_keepVertices;
////////////////////////
// get the feature classes processed by the rule
ISchematicDiagramClass diagramClass = null;
try
{
diagramClass = inMemoryDiagram.SchematicDiagramClass;
}
catch { }
if (diagramClass == null)
{
return;
}
ISchematicDataset schematicDataset = null;
try
{
schematicDataset = diagramClass.SchematicDataset;
}
catch { }
ISchematicElementClassContainer elementclassContainer = (ISchematicElementClassContainer)schematicDataset;
if (elementclassContainer == null)
{
return;
}
ISchematicElementClass elementClassReducedNode = null;
elementClassReducedNode = elementclassContainer.GetSchematicElementClass(m_reducedNodeClassName);
ISchematicElementClass elementClassSuperspan = null;
elementClassSuperspan = elementclassContainer.GetSchematicElementClass(m_superspanLinkClassName);
if (elementClassSuperspan == null || elementClassReducedNode == null)
{
return;
}
ISchematicInMemoryFeatureClassContainer featureClassContainer = (ISchematicInMemoryFeatureClassContainer)inMemoryDiagram;
if (featureClassContainer == null)
{
return;
}
ISchematicInMemoryFeatureClass superspanLinkClass = featureClassContainer.GetSchematicInMemoryFeatureClass(elementClassSuperspan);
//
/////////////////////////
// fetch the superspan spatial reference
IGeoDataset geoDataset = (IGeoDataset)superspanLinkClass;
ISpatialReference spatialRef = null;
if (geoDataset != null)
{
spatialRef = geoDataset.SpatialReference;
}
if (spatialRef == null)
{
return;
}
// Retrieve the schematic in memory feature nodes to reduce
System.Collections.Generic.Dictionary <string, ISchematicInMemoryFeature> colSchfeatureNode = new Dictionary <string, ISchematicInMemoryFeature>();
// get all feature of parent node class
IEnumSchematicInMemoryFeature enumSchematicInMemoryFeature = inMemoryDiagram.GetSchematicInMemoryFeaturesByClass(elementClassReducedNode);
// retain only the nodes of degree two
RetainNodesDegreeTwo(enumSchematicInMemoryFeature, colSchfeatureNode, rulesHelper); // there would be inserted a SQL query to also filter by attributes
IProgressor msgProgressor = null;
if (cancelTracker != null)
{
msgProgressor = cancelTracker.Progressor;
IStepProgressor stepProgressor = (IStepProgressor)msgProgressor;
if (stepProgressor != null)
{
stepProgressor.MinRange = 0;
stepProgressor.MaxRange = colSchfeatureNode.Count;
stepProgressor.StepValue = 1;
stepProgressor.Position = 0;
stepProgressor.Message = m_description;
cancelTracker.Reset();
cancelTracker.Progressor = msgProgressor;
stepProgressor.Show();
}
}
ISchematicInMemoryFeature schFeatureToReduce;
foreach (KeyValuePair <string, ISchematicInMemoryFeature> kvp in colSchfeatureNode)
{
if (cancelTracker != null)
{
if (cancelTracker.Continue() == false)
{
break;
}
}
schFeatureToReduce = colSchfeatureNode[kvp.Key];
if (schFeatureToReduce != null)
{
ReduceNode(rulesHelper, superspanLinkClass, spatialRef, schFeatureToReduce);
}
}
// release memory
colSchfeatureNode.Clear();
colSchfeatureNode = null;
rulesHelper = null;
}
private ISchematicInMemoryFeatureClass GetSchematicInMemoryFeatureClass(ISchematicInMemoryDiagram inMemoryDiagram, ISchematicElementClass eltClass)
{
ISchematicInMemoryFeatureClassContainer SchInMemoryFeatureClassContainer = (ISchematicInMemoryFeatureClassContainer)inMemoryDiagram;
return(SchInMemoryFeatureClassContainer.GetSchematicInMemoryFeatureClass(eltClass));
}
