TryGetRequiredColumnWithIDInformation
(
GraphMetricColumnWithID oGraphMetricColumnWithID,
ListObject oTable,
out Range oVisibleColumnData,
out Range oIDColumnData
)
{
Debug.Assert(oGraphMetricColumnWithID != null);
Debug.Assert(oTable != null);
AssertValid();
oVisibleColumnData = null;
oIDColumnData = null;
// Get the specified column.
if (!TryGetRequiredColumnInformation(oGraphMetricColumnWithID, oTable,
out oVisibleColumnData))
{
return(false);
}
// Get the ID column.
if (!ExcelUtil.TryGetTableColumnData(oTable,
CommonTableColumnNames.ID, out oIDColumnData))
{
return(false);
}
return(true);
}
//*************************************************************************
// Method: WriteGraphMetricColumnWithIDToWorkbook()
//
/// <summary>
/// Writes a GraphMetricColumnWithID object to the workbook.
/// </summary>
///
/// <param name="oGraphMetricColumnWithID">
/// The GraphMetricColumnWithID object to write to the workbook.
/// </param>
///
/// <param name="oTable">
/// The table containing the column.
/// </param>
//*************************************************************************
protected void 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);
}
}
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);
}
}
//*************************************************************************
// Method: TryGetRequiredColumnWithIDInformation()
//
/// <summary>
/// Gets the column information required to write a GraphMetricColumnWithID
/// object to the workbook.
/// </summary>
///
/// <param name="oGraphMetricColumnWithID">
/// The GraphMetricColumnWithID object to write to the workbook.
/// </param>
///
/// <param name="oTable">
/// The table containing the column.
/// </param>
///
/// <param name="oVisibleColumnData">
/// Where the visible range of the specified column gets stored if true is
/// returned.
/// </param>
///
/// <param name="oIDColumnData">
/// Where the ID column gets stored if true is returned. The column may
/// contain hidden rows.
/// </param>
///
/// <returns>
/// true if the column information was obtained.
/// </returns>
//*************************************************************************
protected Boolean TryGetRequiredColumnWithIDInformation(
GraphMetricColumnWithID oGraphMetricColumnWithID,
ListObject oTable,
out Range oVisibleColumnData,
out Range oIDColumnData
)
{
Debug.Assert(oGraphMetricColumnWithID != null);
Debug.Assert(oTable != null);
AssertValid();
oVisibleColumnData = null;
oIDColumnData = null;
// Get the specified column.
if ( !TryGetRequiredColumnInformation(oGraphMetricColumnWithID, oTable,
out oVisibleColumnData) )
{
return (false);
}
// Get the ID column.
if ( !ExcelUtil.TryGetTableColumnData(oTable,
CommonTableColumnNames.ID, out oIDColumnData) )
{
return (false);
}
return (true);
}
