//*************************************************************************
// Constructor: EdgeAttributesDialog()
//
/// <summary>
/// Initializes a new instance of the <see cref="EdgeAttributesDialog" />
/// class.
/// </summary>
///
/// <param name="nodeXLControl">
/// NodeXLControl whose edge attributes need to be edited.
/// </param>
//*************************************************************************
public EdgeAttributesDialog
(
NodeXLControl nodeXLControl
)
: base(nodeXLControl)
{
InitializeComponent();
// Instantiate an object that retrieves and saves the user settings for
// this dialog. Note that the object automatically saves the settings
// when the form closes.
m_oEdgeAttributesDialogUserSettings =
new EdgeAttributesDialogUserSettings(this);
m_oEditedEdgeAttributes = GetInitialEdgeAttributes();
nudWidth.Minimum = (Decimal)EdgeWidthConverter.MinimumWidthWorkbook;
nudWidth.Maximum = (Decimal)EdgeWidthConverter.MaximumWidthWorkbook;
(new EdgeStyleConverter()).PopulateComboBox(cbxStyle, true);
nudAlpha.Minimum = (Decimal)AlphaConverter.MinimumAlphaWorkbook;
nudAlpha.Maximum = (Decimal)AlphaConverter.MaximumAlphaWorkbook;
EdgeVisibilityConverter oEdgeVisibilityConverter =
new EdgeVisibilityConverter();
String sHide = oEdgeVisibilityConverter.GraphToWorkbook(
EdgeWorksheetReader.Visibility.Hide);
cbxVisibility.PopulateWithObjectsAndText(
NotEditedMarker, String.Empty,
EdgeWorksheetReader.Visibility.Show,
oEdgeVisibilityConverter.GraphToWorkbook(
EdgeWorksheetReader.Visibility.Show),
EdgeWorksheetReader.Visibility.Skip,
oEdgeVisibilityConverter.GraphToWorkbook(
EdgeWorksheetReader.Visibility.Skip),
EdgeWorksheetReader.Visibility.Hide, sHide
);
SetVisibilityHelpText(lnkVisibility, sHide);
nudLabelFontSize.Minimum =
(Decimal)FontSizeConverter.MinimumFontSizeWorkbook;
nudLabelFontSize.Maximum =
(Decimal)FontSizeConverter.MaximumFontSizeWorkbook;
DoDataExchange(false);
AssertValid();
}
ThisWorkbook_AttributesEditedInGraph
(
Object sender,
AttributesEditedEventArgs e
)
{
Debug.Assert(e != null);
AssertValid();
// The key is the row ID stored in the table's ID column and the value
// is the one-based row number relative to the worksheet.
Dictionary <Int32, Int32> oRowIDDictionary;
if (
e.EditedEdgeAttributes == null
||
!m_oSheets1And2Helper.TableExists
||
!m_oSheets1And2Helper.TryGetAllRowIDs(out oRowIDDictionary)
)
{
return;
}
Microsoft.Office.Interop.Excel.ListObject oEdgeTable =
Edges.InnerObject;
Globals.ThisWorkbook.ShowWaitCursor = true;
// Get the columns that might need to be updated. These columns are
// not required.
Microsoft.Office.Interop.Excel.Range oColorColumnData,
oWidthColumnData, oStyleColumnData, oAlphaColumnData,
oVisibilityColumnData, oLabelColumnData,
oLabelTextColorColumnData, oLabelFontSizeColumnData;
Object [,] aoColorValues = null;
Object [,] aoWidthValues = null;
Object [,] aoStyleValues = null;
Object [,] aoAlphaValues = null;
Object [,] aoVisibilityValues = null;
Object [,] aoLabelValues = null;
Object [,] aoLabelTextColorValues = null;
Object [,] aoLabelFontSizeValues = null;
ExcelTableUtil.TryGetTableColumnDataAndValues(oEdgeTable,
EdgeTableColumnNames.Color, out oColorColumnData,
out aoColorValues);
ExcelTableUtil.TryGetTableColumnDataAndValues(oEdgeTable,
EdgeTableColumnNames.Width, out oWidthColumnData,
out aoWidthValues);
ExcelTableUtil.TryGetTableColumnDataAndValues(oEdgeTable,
EdgeTableColumnNames.Style, out oStyleColumnData,
out aoStyleValues);
ExcelTableUtil.TryGetTableColumnDataAndValues(oEdgeTable,
CommonTableColumnNames.Alpha, out oAlphaColumnData,
out aoAlphaValues);
ExcelTableUtil.TryGetTableColumnDataAndValues(oEdgeTable,
CommonTableColumnNames.Visibility, out oVisibilityColumnData,
out aoVisibilityValues);
ExcelTableUtil.TryGetTableColumnDataAndValues(oEdgeTable,
EdgeTableColumnNames.Label, out oLabelColumnData,
out aoLabelValues);
ExcelTableUtil.TryGetTableColumnDataAndValues(oEdgeTable,
EdgeTableColumnNames.LabelTextColor, out oLabelTextColorColumnData,
out aoLabelTextColorValues);
ExcelTableUtil.TryGetTableColumnDataAndValues(oEdgeTable,
EdgeTableColumnNames.LabelFontSize, out oLabelFontSizeColumnData,
out aoLabelFontSizeValues);
ColorConverter2 oColorConverter2 = new ColorConverter2();
EdgeStyleConverter oEdgeStyleConverter = new EdgeStyleConverter();
EdgeVisibilityConverter oEdgeVisibilityConverter =
new EdgeVisibilityConverter();
// Loop through the IDs of the edges whose attributes were edited
// in the graph.
EditedEdgeAttributes oEditedEdgeAttributes = e.EditedEdgeAttributes;
foreach (Int32 iID in e.EdgeIDs)
{
// Look for the row that contains the ID.
Int32 iRowOneBased;
if (!oRowIDDictionary.TryGetValue(iID, out iRowOneBased))
{
continue;
}
iRowOneBased -= oEdgeTable.Range.Row;
if (oEditedEdgeAttributes.Color.HasValue && aoColorValues != null)
{
aoColorValues[iRowOneBased, 1] =
oColorConverter2.GraphToWorkbook(
oEditedEdgeAttributes.Color.Value);
}
if (oEditedEdgeAttributes.Width.HasValue && aoWidthValues != null)
{
aoWidthValues[iRowOneBased, 1] =
oEditedEdgeAttributes.Width.Value.ToString();
}
if (oEditedEdgeAttributes.Style.HasValue && aoStyleValues != null)
{
aoStyleValues[iRowOneBased, 1] =
oEdgeStyleConverter.GraphToWorkbook(
oEditedEdgeAttributes.Style.Value);
}
if (oEditedEdgeAttributes.Alpha.HasValue && aoAlphaValues != null)
{
aoAlphaValues[iRowOneBased, 1] =
oEditedEdgeAttributes.Alpha.Value.ToString();
}
if (oEditedEdgeAttributes.Visibility.HasValue &&
aoVisibilityValues != null)
{
aoVisibilityValues[iRowOneBased, 1] =
oEdgeVisibilityConverter.GraphToWorkbook(
oEditedEdgeAttributes.Visibility.Value);
}
if (!String.IsNullOrEmpty(oEditedEdgeAttributes.Label))
{
aoLabelValues[iRowOneBased, 1] = oEditedEdgeAttributes.Label;
}
if (oEditedEdgeAttributes.LabelTextColor.HasValue &&
aoLabelTextColorValues != null)
{
aoLabelTextColorValues[iRowOneBased, 1] =
oColorConverter2.GraphToWorkbook(
oEditedEdgeAttributes.LabelTextColor.Value);
}
if (oEditedEdgeAttributes.LabelFontSize.HasValue &&
aoLabelFontSizeValues != null)
{
aoLabelFontSizeValues[iRowOneBased, 1] =
oEditedEdgeAttributes.LabelFontSize.Value.ToString();
}
}
// Activate this worksheet first, because writing to an inactive
// worksheet causes problems with the selection in Excel.
ExcelActiveWorksheetRestorer oExcelActiveWorksheetRestorer =
m_oSheets1And2Helper.GetExcelActiveWorksheetRestorer();
ExcelActiveWorksheetState oExcelActiveWorksheetState =
oExcelActiveWorksheetRestorer.ActivateWorksheet(this.InnerObject);
try
{
m_oSheets1And2Helper.SetColumnDataValues(
oColorColumnData, aoColorValues,
oWidthColumnData, aoWidthValues,
oStyleColumnData, aoStyleValues,
oAlphaColumnData, aoAlphaValues,
oVisibilityColumnData, aoVisibilityValues,
oLabelColumnData, aoLabelValues,
oLabelTextColorColumnData, aoLabelTextColorValues,
oLabelFontSizeColumnData, aoLabelFontSizeValues
);
}
finally
{
oExcelActiveWorksheetRestorer.Restore(oExcelActiveWorksheetState);
}
Globals.ThisWorkbook.ShowWaitCursor = false;
}
ReadEdgeTable
(
ListObject oEdgeTable,
ReadWorkbookContext oReadWorkbookContext,
IGraph oGraph
)
{
Debug.Assert(oEdgeTable != null);
Debug.Assert(oReadWorkbookContext != null);
Debug.Assert(oGraph != null);
AssertValid();
Boolean bReadAllEdgeAndVertexColumns =
oReadWorkbookContext.ReadAllEdgeAndVertexColumns;
if (oReadWorkbookContext.FillIDColumns)
{
FillIDColumn(oEdgeTable);
}
Dictionary <String, IVertex> oVertexNameDictionary =
oReadWorkbookContext.VertexNameDictionary;
EdgeVisibilityConverter oEdgeVisibilityConverter =
new EdgeVisibilityConverter();
Boolean bGraphIsDirected =
(oGraph.Directedness == GraphDirectedness.Directed);
ExcelTableReader oExcelTableReader = new ExcelTableReader(oEdgeTable);
IVertexCollection oVertices = oGraph.Vertices;
IEdgeCollection oEdges = oGraph.Edges;
HashSet <String> oColumnNamesToExclude = new HashSet <String>(
new String[] {
EdgeTableColumnNames.Vertex1Name,
EdgeTableColumnNames.Vertex2Name
});
foreach (ExcelTableReader.ExcelTableRow oRow in
oExcelTableReader.GetRows())
{
// Get the names of the edge's vertices.
String sVertex1Name, sVertex2Name;
Boolean bVertex1IsEmpty = !oRow.TryGetNonEmptyStringFromCell(
EdgeTableColumnNames.Vertex1Name, out sVertex1Name);
Boolean bVertex2IsEmpty = !oRow.TryGetNonEmptyStringFromCell(
EdgeTableColumnNames.Vertex2Name, out sVertex2Name);
if (bVertex1IsEmpty && bVertex2IsEmpty)
{
// Skip empty rows.
continue;
}
if (bVertex1IsEmpty || bVertex2IsEmpty)
{
// A half-empty row is an error.
OnHalfEmptyEdgeRow(oRow, bVertex1IsEmpty);
}
// Assume a default visibility.
Visibility eVisibility = Visibility.Show;
String sVisibility;
if (
oRow.TryGetNonEmptyStringFromCell(
CommonTableColumnNames.Visibility, out sVisibility)
&&
!oEdgeVisibilityConverter.TryWorkbookToGraph(
sVisibility, out eVisibility)
)
{
OnInvalidVisibility(oRow);
}
if (eVisibility == Visibility.Skip)
{
// Skip the edge an continue to the next edge.
continue;
}
// Create the specified vertices or retrieve them from the
// dictionary.
IVertex oVertex1 = VertexNameToVertex(
sVertex1Name, oVertices, oVertexNameDictionary);
IVertex oVertex2 = VertexNameToVertex(
sVertex2Name, oVertices, oVertexNameDictionary);
// Add an edge connecting the vertices.
IEdge oEdge = oEdges.Add(oVertex1, oVertex2, bGraphIsDirected);
// If ReadWorkbookContext.FillIDColumns is true, add the edge to
// the edge row ID dictionary and set the edge's Tag to the row ID.
oReadWorkbookContext.AddToRowIDDictionary(oRow, oEdge, true);
if (bReadAllEdgeAndVertexColumns)
{
// All columns except the vertex names should be read and
// stored as metadata on the edge.
ReadAllColumns(oExcelTableReader, oRow, oEdge,
oColumnNamesToExclude);
continue;
}
if (eVisibility == Visibility.Hide)
{
// Hide the edge and continue to the next edge.
oEdge.SetValue(ReservedMetadataKeys.Visibility,
VisibilityKeyValue.Hidden);
continue;
}
// Alpha.
Boolean bAlphaIsZero = ReadAlpha(oRow, oEdge);
if (bAlphaIsZero)
{
continue;
}
// Color.
ReadColor(oRow, EdgeTableColumnNames.Color, oEdge,
ReservedMetadataKeys.PerColor,
oReadWorkbookContext.ColorConverter2);
// Width.
ReadWidth(oRow, oReadWorkbookContext.EdgeWidthConverter, oEdge);
// Style.
ReadStyle(oRow, oReadWorkbookContext.EdgeStyleConverter, oEdge);
// Label.
if (oReadWorkbookContext.ReadEdgeLabels)
{
ReadCellAndSetMetadata(oRow, EdgeTableColumnNames.Label, oEdge,
ReservedMetadataKeys.PerEdgeLabel);
ReadColor(oRow, EdgeTableColumnNames.LabelTextColor, oEdge,
ReservedMetadataKeys.PerEdgeLabelTextColor,
oReadWorkbookContext.ColorConverter2);
ReadLabelFontSize(oRow, oReadWorkbookContext.FontSizeConverter,
oEdge);
}
// Weight.
if (oReadWorkbookContext.ReadEdgeWeights)
{
ReadEdgeWeight(oRow, oEdge);
}
}
if (bReadAllEdgeAndVertexColumns)
{
// Store the edge column names on the graph.
oGraph.SetValue(ReservedMetadataKeys.AllEdgeMetadataKeys,
FilterColumnNames(oExcelTableReader, oColumnNamesToExclude));
}
}
