//*************************************************************************
// Constructor: VertexAttributesEditedEventArgs()
//
/// <summary>
/// Initializes a new instance of the <see
/// cref="VertexAttributesEditedEventArgs" /> class.
/// </summary>
///
/// <param name="vertexIDs">
/// Array of IDs of the vertices whose attributes were edited in the graph.
/// The IDs came from the vertex worksheet's ID column. Can be empty but
/// not null.
/// </param>
///
/// <param name="editedVertexAttributes">
/// Vertex attributes that were applied to the vertices.
/// </param>
//*************************************************************************
public VertexAttributesEditedEventArgs(
Int32 [] vertexIDs,
EditedVertexAttributes editedVertexAttributes
)
{
m_aiVertexIDs = vertexIDs;
m_oEditedVertexAttributes = editedVertexAttributes;
AssertValid();
}
//*************************************************************************
// Constructor: VertexAttributesEditedEventArgs()
//
/// <summary>
/// Initializes a new instance of the <see
/// cref="VertexAttributesEditedEventArgs" /> class.
/// </summary>
///
/// <param name="vertexIDs">
/// Array of IDs of the vertices whose attributes were edited in the graph.
/// The IDs came from the vertex worksheet's ID column. Can be empty but
/// not null.
/// </param>
///
/// <param name="editedVertexAttributes">
/// Vertex attributes that were applied to the vertices.
/// </param>
//*************************************************************************
public VertexAttributesEditedEventArgs
(
Int32 [] vertexIDs,
EditedVertexAttributes editedVertexAttributes
)
{
m_aiVertexIDs = vertexIDs;
m_oEditedVertexAttributes = editedVertexAttributes;
AssertValid();
}
GetInitialVertexAttributes()
{
// AssertValid();
EditedVertexAttributes oInitialVertexAttributes =
new EditedVertexAttributes();
// Color.
oInitialVertexAttributes.Color =
GetInitialAttributeValue <Color>(ReservedMetadataKeys.PerColor);
// Shape.
oInitialVertexAttributes.Shape =
GetInitialAttributeValue <VertexShape>(
ReservedMetadataKeys.PerVertexShape);
// Radius.
Nullable <Single> fInitialRadius = GetInitialAttributeValue <Single>(
ReservedMetadataKeys.PerVertexRadius);
if (fInitialRadius.HasValue)
{
// The radius values stored in the vertices are in graph units.
// They need to be converted to workbook units.
VertexRadiusConverter oVertexRadiusConverter =
new VertexRadiusConverter();
oInitialVertexAttributes.Radius =
oVertexRadiusConverter.GraphToWorkbook(fInitialRadius.Value);
}
else
{
oInitialVertexAttributes.Radius = null;
}
// Alpha.
Nullable <Single> fInitialAlpha = GetInitialAttributeValue <Single>(
ReservedMetadataKeys.PerAlpha);
if (fInitialAlpha.HasValue)
{
AlphaConverter oAlphaConverter = new AlphaConverter();
oInitialVertexAttributes.Alpha = oAlphaConverter.GraphToWorkbook(
fInitialAlpha.Value);
}
else
{
oInitialVertexAttributes.Alpha = null;
}
// Visibility.
oInitialVertexAttributes.Visibility = null;
// Label position..
oInitialVertexAttributes.LabelPosition =
GetInitialAttributeValue <VertexLabelPosition>(
ReservedMetadataKeys.PerVertexLabelPosition);
// Locked.
oInitialVertexAttributes.Locked =
GetInitialAttributeValue <Boolean>(
ReservedMetadataKeys.LockVertexLocation);
// Marked.
oInitialVertexAttributes.Marked =
GetInitialAttributeValue <Boolean>(ReservedMetadataKeys.Marked);
return(oInitialVertexAttributes);
}
OnVertexAttributesEditedInGraph
(
VertexAttributesEditedEventArgs e
)
{
Debug.Assert(e != null);
AssertValid();
Microsoft.Office.Interop.Excel.ListObject oVertexTable =
Vertices.InnerObject;
// Get a dictionary containing the ID of each row in the table.
Dictionary <Int32, Int32> oRowIDDictionary;
if (!m_oSheets1And2Helper.TryGetAllRowIDs(out oRowIDDictionary))
{
// Nothing can be done without the IDs.
return;
}
Globals.ThisWorkbook.ShowWaitCursor = true;
// Get the columns that might need to be updated. These columns are
// not required.
Microsoft.Office.Interop.Excel.Range oColorColumnData,
oShapeColumnData, oRadiusColumnData, oAlphaColumnData,
oVisibilityColumnData, oLabelPositionColumnData, oLockedColumnData,
oMarkedColumnData;
Object [,] aoColorValues = null;
Object [,] aoShapeValues = null;
Object [,] aoRadiusValues = null;
Object [,] aoAlphaValues = null;
Object [,] aoVisibilityValues = null;
Object [,] aoLabelPositionValues = null;
Object [,] aoLockedValues = null;
Object [,] aoMarkedValues = null;
ExcelUtil.TryGetTableColumnDataAndValues(oVertexTable,
VertexTableColumnNames.Color, out oColorColumnData,
out aoColorValues);
ExcelUtil.TryGetTableColumnDataAndValues(oVertexTable,
VertexTableColumnNames.Shape, out oShapeColumnData,
out aoShapeValues);
ExcelUtil.TryGetTableColumnDataAndValues(oVertexTable,
VertexTableColumnNames.Radius, out oRadiusColumnData,
out aoRadiusValues);
ExcelUtil.TryGetTableColumnDataAndValues(oVertexTable,
CommonTableColumnNames.Alpha, out oAlphaColumnData,
out aoAlphaValues);
ExcelUtil.TryGetTableColumnDataAndValues(oVertexTable,
CommonTableColumnNames.Visibility, out oVisibilityColumnData,
out aoVisibilityValues);
ExcelUtil.TryGetTableColumnDataAndValues(oVertexTable,
VertexTableColumnNames.LabelPosition, out oLabelPositionColumnData,
out aoLabelPositionValues);
ExcelUtil.TryGetTableColumnDataAndValues(oVertexTable,
VertexTableColumnNames.Locked, out oLockedColumnData,
out aoLockedValues);
if (TryGetMarkedColumnData(out oMarkedColumnData))
{
aoMarkedValues = ExcelUtil.GetRangeValues(oMarkedColumnData);
}
ColorConverter2 oColorConverter2 = new ColorConverter2();
VertexShapeConverter oVertexShapeConverter =
new VertexShapeConverter();
VertexVisibilityConverter oVertexVisibilityConverter =
new VertexVisibilityConverter();
VertexLabelPositionConverter oVertexLabelPositionConverter =
new VertexLabelPositionConverter();
BooleanConverter oBooleanConverter = new BooleanConverter();
// Loop through the IDs of the vertices whose attributes were edited
// in the graph.
EditedVertexAttributes oEditedVertexAttributes =
e.EditedVertexAttributes;
foreach (Int32 iID in e.VertexIDs)
{
// Look for the row that contains the ID.
Int32 iRowOneBased;
if (!oRowIDDictionary.TryGetValue(iID, out iRowOneBased))
{
continue;
}
iRowOneBased -= oVertexTable.Range.Row;
if (oEditedVertexAttributes.Color.HasValue &&
aoColorValues != null)
{
aoColorValues[iRowOneBased, 1] =
oColorConverter2.GraphToWorkbook(
oEditedVertexAttributes.Color.Value);
}
if (oEditedVertexAttributes.Shape.HasValue &&
aoShapeValues != null)
{
aoShapeValues[iRowOneBased, 1] =
oVertexShapeConverter.GraphToWorkbook(
oEditedVertexAttributes.Shape.Value);
}
if (oEditedVertexAttributes.Radius.HasValue &&
aoRadiusValues != null)
{
aoRadiusValues[iRowOneBased, 1] =
oEditedVertexAttributes.Radius.Value.ToString();
}
if (oEditedVertexAttributes.Alpha.HasValue &&
aoAlphaValues != null)
{
aoAlphaValues[iRowOneBased, 1] =
oEditedVertexAttributes.Alpha.Value.ToString();
}
if (oEditedVertexAttributes.Visibility.HasValue &&
aoVisibilityValues != null)
{
aoVisibilityValues[iRowOneBased, 1] =
oVertexVisibilityConverter.GraphToWorkbook(
oEditedVertexAttributes.Visibility.Value);
}
if (oEditedVertexAttributes.LabelPosition.HasValue &&
aoLabelPositionValues != null)
{
aoLabelPositionValues[iRowOneBased, 1] =
oVertexLabelPositionConverter.GraphToWorkbook(
oEditedVertexAttributes.LabelPosition.Value);
}
if (oEditedVertexAttributes.Locked.HasValue &&
aoLockedValues != null)
{
aoLockedValues[iRowOneBased, 1] =
oBooleanConverter.GraphToWorkbook(
oEditedVertexAttributes.Locked.Value);
}
if (oEditedVertexAttributes.Marked.HasValue &&
aoMarkedValues != null)
{
aoMarkedValues[iRowOneBased, 1] =
oBooleanConverter.GraphToWorkbook(
oEditedVertexAttributes.Marked.Value);
}
}
// Activate this worksheet first, because writing to an inactive
// worksheet causes problems with the selection in Excel.
ExcelActiveWorksheetRestorer oExcelActiveWorksheetRestorer =
GetExcelActiveWorksheetRestorer();
ExcelActiveWorksheetState oExcelActiveWorksheetState =
oExcelActiveWorksheetRestorer.ActivateWorksheet(this.InnerObject);
try
{
if (aoColorValues != null)
{
oColorColumnData.set_Value(Missing.Value, aoColorValues);
}
if (aoShapeValues != null)
{
oShapeColumnData.set_Value(Missing.Value, aoShapeValues);
}
if (aoRadiusValues != null)
{
oRadiusColumnData.set_Value(Missing.Value, aoRadiusValues);
}
if (aoAlphaValues != null)
{
oAlphaColumnData.set_Value(Missing.Value, aoAlphaValues);
}
if (aoVisibilityValues != null)
{
oVisibilityColumnData.set_Value(Missing.Value,
aoVisibilityValues);
}
if (aoLabelPositionValues != null)
{
oLabelPositionColumnData.set_Value(Missing.Value,
aoLabelPositionValues);
}
if (aoLockedValues != null)
{
oLockedColumnData.set_Value(Missing.Value, aoLockedValues);
}
if (aoMarkedValues != null)
{
oMarkedColumnData.set_Value(Missing.Value, aoMarkedValues);
}
}
finally
{
oExcelActiveWorksheetRestorer.Restore(oExcelActiveWorksheetState);
}
Globals.ThisWorkbook.ShowWaitCursor = false;
}