PopulateGraphFromFile()
{
IGraphAdapter oGraphAdapter = new SimpleGraphAdapter();
/*
* ( (Smrf.NodeXL.Visualization.Wpf.VertexDrawer)
* m_oNodeXLControl.VertexDrawer ).Radius = 5;
*/
m_oNodeXLControl.Graph = oGraphAdapter.LoadGraphFromFile(
"..\\..\\SampleGraph.txt");
AddToolTipsToVertices();
m_oNodeXLControl.DrawGraph(true);
}
ReadDynamicFilterColumn
(
DynamicFilterDialog oDynamicFilterDialog,
Microsoft.Office.Interop.Excel.Workbook oWorkbook,
NodeXLControl oNodeXLControl,
String sWorksheetName,
String sTableName,
Dictionary<Int32, IIdentityProvider> oRowIDDictionary,
HashSet<Int32> oFilteredIDs,
EdgeOrVertexCanBeMadeVisibleHandler oOnEdgeOrVertexCanBeMadeVisible,
EdgeOrVertexFilteredHandler oOnEdgeOrVertexFiltered,
Boolean bForceRedraw
)
{
Debug.Assert(oDynamicFilterDialog != null);
Debug.Assert(oWorkbook != null);
Debug.Assert(oNodeXLControl != null);
Debug.Assert( !String.IsNullOrEmpty(sWorksheetName) );
Debug.Assert( !String.IsNullOrEmpty(sTableName) );
Debug.Assert(oRowIDDictionary != null);
Debug.Assert(oFilteredIDs != null);
Debug.Assert(oOnEdgeOrVertexCanBeMadeVisible != null);
Debug.Assert(oOnEdgeOrVertexFiltered != null);
if (oNodeXLControl.IsLayingOutGraph)
{
return;
}
oFilteredIDs.Clear();
// The dynamic filter column on the edge or vertex table contains
// Booleans indicating whether the edge or vertex should be made
// visible.
// Get the data in the ID and dynamic filter columns.
Object [,] oIDColumnValues, oDynamicFilterColumnValues;
if ( !TryGetIDAndDynamicFilterValues(oWorkbook, sWorksheetName,
sTableName, out oIDColumnValues, out oDynamicFilterColumnValues) )
{
return;
}
HashSet<Int32> oFilteredVertexIDs =
GetFilteredVertexIDs(oDynamicFilterDialog);
Int32 iRows = oIDColumnValues.GetUpperBound(0);
Debug.Assert( iRows == oDynamicFilterColumnValues.GetUpperBound(0) );
for (Int32 iOneBasedRow = 1; iOneBasedRow <= iRows; iOneBasedRow++)
{
Object oID = oIDColumnValues[iOneBasedRow, 1];
Object oDynamicFilter =
oDynamicFilterColumnValues[iOneBasedRow, 1];
IIdentityProvider oEdgeOrVertex;
if (
oID is Double
&&
oRowIDDictionary.TryGetValue( (Int32)(Double)oID,
out oEdgeOrVertex )
&&
oDynamicFilter is Boolean
)
{
Debug.Assert(oEdgeOrVertex is IMetadataProvider);
IMetadataProvider oEdgeOrVertex2 =
(IMetadataProvider)oEdgeOrVertex;
Boolean bMakeVisible = (Boolean)oDynamicFilter;
if (!bMakeVisible)
{
oFilteredIDs.Add(oEdgeOrVertex.ID);
}
else if ( !oOnEdgeOrVertexCanBeMadeVisible(
oEdgeOrVertex,
GetFilteredEdgeIDs(oDynamicFilterDialog),
oFilteredVertexIDs
) )
{
bMakeVisible = false;
}
// Filter or make visible the edge or vertex, then call the
// handler specified by the caller.
DynamicallyFilterEdgeOrVertex(oEdgeOrVertex2, bMakeVisible);
oOnEdgeOrVertexFiltered(oEdgeOrVertex2, bMakeVisible,
oDynamicFilterDialog);
}
}
if (bForceRedraw)
{
oNodeXLControl.DrawGraph();
}
}
ReadFilteredAlpha
(
DynamicFilterDialog dynamicFilterDialog,
NodeXLControl nodeXLControl,
Boolean forceRedraw
)
{
Debug.Assert(dynamicFilterDialog != null);
Debug.Assert(nodeXLControl != null);
nodeXLControl.FilteredAlpha =
( new AlphaConverter() ).WorkbookToGraphAsByte(
dynamicFilterDialog.FilteredAlpha);
if (forceRedraw)
{
nodeXLControl.DrawGraph();
}
}
