WriteGraphMetricColumnWithIDToWorkbook
(
GraphMetricColumnWithID oGraphMetricColumnWithID,
ListObject oTable
)
{
Debug.Assert(oGraphMetricColumnWithID != null);
Debug.Assert(oTable != null);
AssertValid();
// Get the required column information.
Range oVisibleColumnData, oIDColumnData;
if (!TryGetRequiredColumnWithIDInformation(oGraphMetricColumnWithID,
oTable, out oVisibleColumnData, out oIDColumnData))
{
return;
}
// Store the column's GraphMetricValueWithID objects in a dictionary.
// The key is the GraphMetricValueWithID.RowID and the value is the
// GraphMetricValueWithID.
Dictionary <Int32, GraphMetricValueWithID> oIDDictionary =
new Dictionary <Int32, GraphMetricValueWithID>();
foreach (GraphMetricValueWithID oGraphMetricValueWithID in
oGraphMetricColumnWithID.GraphMetricValuesWithID)
{
oIDDictionary.Add(oGraphMetricValueWithID.RowID,
oGraphMetricValueWithID);
}
Debug.Assert(oTable.Parent is Worksheet);
Worksheet oWorksheet = (Worksheet)oTable.Parent;
Int32 iIDColumnNumberOneBased = oIDColumnData.Column;
// Loop through the areas, and split each area into subranges if the
// area contains too many rows.
foreach (Range oColumnSubrange in
ExcelRangeSplitter.SplitRange(oVisibleColumnData))
{
Int32 iRows = oColumnSubrange.Rows.Count;
Range oIDColumnSubrange = ExcelRangeSplitter.GetParallelSubrange(
oColumnSubrange, iIDColumnNumberOneBased);
Debug.Assert(oIDColumnSubrange.Rows.Count == iRows);
Object [,] aoColumnValues =
ExcelUtil.GetSingleColumn2DArray(iRows);
Object [,] aoIDColumnValues =
ExcelUtil.GetRangeValues(oIDColumnSubrange);
// Loop through the rows.
for (Int32 iRowOneBased = 1; iRowOneBased <= iRows; iRowOneBased++)
{
String sID;
Int32 iID;
// Get the ID stored in the row.
if (
!ExcelUtil.TryGetNonEmptyStringFromCell(
aoIDColumnValues, iRowOneBased, 1, out sID)
||
!Int32.TryParse(sID, out iID)
)
{
continue;
}
// Is the ID one of the IDs specified within the
// GraphMetricColumn object?
GraphMetricValueWithID oGraphMetricValueWithID;
if (!oIDDictionary.TryGetValue(iID,
out oGraphMetricValueWithID))
{
// No.
continue;
}
// Set the column cell in this row to the specified value.
aoColumnValues[iRowOneBased, 1] =
oGraphMetricValueWithID.Value;
}
oColumnSubrange.set_Value(Missing.Value, aoColumnValues);
if (oGraphMetricColumnWithID.ConvertUrlsToHyperlinks)
{
ExcelUtil.ConvertUrlsToHyperlinks(oColumnSubrange);
}
}
}
ImportWorkbookIntoGraph
(
Worksheet oSourceWorksheet,
Range oNonEmptySourceRange,
Int32 iColumnNumberToUseForVertex1OneBased,
Int32 iColumnNumberToUseForVertex2OneBased,
ICollection <Int32> oEdgeColumnNumbersToImportOneBased,
ICollection <Int32> oVertex1ColumnNumbersToImportOneBased,
ICollection <Int32> oVertex2ColumnNumbersToImportOneBased,
Boolean bSourceColumnsHaveHeaders
)
{
Debug.Assert(oSourceWorksheet != null);
Debug.Assert(oNonEmptySourceRange != null);
Debug.Assert(iColumnNumberToUseForVertex1OneBased >= 1);
Debug.Assert(iColumnNumberToUseForVertex2OneBased >= 1);
Debug.Assert(oEdgeColumnNumbersToImportOneBased != null);
Debug.Assert(oVertex1ColumnNumbersToImportOneBased != null);
Debug.Assert(oVertex2ColumnNumbersToImportOneBased != null);
AssertValid();
String [] asWorkbookColumnNames = GetWorkbookColumnNames(
oSourceWorksheet, oNonEmptySourceRange, bSourceColumnsHaveHeaders);
Int32 iColumns = oNonEmptySourceRange.Columns.Count;
Int32 iFirstNonEmptyColumnOneBased =
oNonEmptySourceRange.Columns.Column;
if (bSourceColumnsHaveHeaders)
{
// Skip the header row.
if (oNonEmptySourceRange.Rows.Count < 2)
{
OnInvalidSourceWorkbook(
"If the columns in the other workbook have headers, then"
+ " there must be at least two rows.",
oSourceWorksheet, 1, 1
);
}
ExcelUtil.OffsetRange(ref oNonEmptySourceRange, 1, 0);
ExcelUtil.ResizeRange(ref oNonEmptySourceRange,
oNonEmptySourceRange.Rows.Count - 1, iColumns);
}
IGraph oGraph = new Graph(GraphDirectedness.Undirected);
IVertexCollection oVertices = oGraph.Vertices;
IEdgeCollection oEdges = oGraph.Edges;
// The key is a vertex name and the value is the corresponding IVertex
// object.
Dictionary <String, IVertex> oVertexNameDictionary =
new Dictionary <String, IVertex>();
foreach (Range oSubrange in
ExcelRangeSplitter.SplitRange(oNonEmptySourceRange, 500))
{
Object [,] oSubrangeValues = ExcelUtil.GetRangeValues(oSubrange);
Int32 iSubrangeRows = oSubrangeValues.GetUpperBound(0);
for (Int32 iRowOneBased = 1; iRowOneBased <= iSubrangeRows;
iRowOneBased++)
{
String sVertex1Name, sVertex2Name;
if (
!ExcelUtil.TryGetNonEmptyStringFromCell(oSubrangeValues,
iRowOneBased,
iColumnNumberToUseForVertex1OneBased -
iFirstNonEmptyColumnOneBased + 1,
out sVertex1Name)
||
!ExcelUtil.TryGetNonEmptyStringFromCell(oSubrangeValues,
iRowOneBased,
iColumnNumberToUseForVertex2OneBased -
iFirstNonEmptyColumnOneBased + 1,
out sVertex2Name)
)
{
continue;
}
IVertex oVertex1 = WorksheetReaderBase.VertexNameToVertex(
sVertex1Name, oVertices, oVertexNameDictionary);
IVertex oVertex2 = WorksheetReaderBase.VertexNameToVertex(
sVertex2Name, oVertices, oVertexNameDictionary);
IEdge oEdge = oEdges.Add(oVertex1, oVertex2);
// Add the edge and vertex attributes.
AddAttributeValuesToEdgeOrVertex(asWorkbookColumnNames,
oSubrangeValues, iRowOneBased,
iFirstNonEmptyColumnOneBased,
oEdgeColumnNumbersToImportOneBased, oEdge);
AddAttributeValuesToEdgeOrVertex(asWorkbookColumnNames,
oSubrangeValues, iRowOneBased,
iFirstNonEmptyColumnOneBased,
oVertex1ColumnNumbersToImportOneBased, oVertex1);
AddAttributeValuesToEdgeOrVertex(asWorkbookColumnNames,
oSubrangeValues, iRowOneBased,
iFirstNonEmptyColumnOneBased,
oVertex2ColumnNumbersToImportOneBased, oVertex2);
}
}
// Store metadata on the graph indicating the sets of keys that may be
// present on the graph's edges and vertices.
oGraph.SetValue(ReservedMetadataKeys.AllEdgeMetadataKeys,
GetColumnNamesToImport(oNonEmptySourceRange,
asWorkbookColumnNames, oEdgeColumnNumbersToImportOneBased)
);
List <Int32> oVertexColumnNumbersToImportOneBased = new List <Int32>();
oVertexColumnNumbersToImportOneBased.AddRange(
oVertex1ColumnNumbersToImportOneBased);
oVertexColumnNumbersToImportOneBased.AddRange(
oVertex2ColumnNumbersToImportOneBased);
oGraph.SetValue(ReservedMetadataKeys.AllVertexMetadataKeys,
GetColumnNamesToImport(oNonEmptySourceRange, asWorkbookColumnNames,
oVertexColumnNumbersToImportOneBased)
);
return(oGraph);
}