/// <summary>
/// Copy constructor.
/// </summary>
/// <param name="from">The object to copy from.</param>
/// <remarks>Only clones the references to the data columns, not the columns itself.</remarks>
public XYZColumnPlotData(XYZColumnPlotData from)
{
ChildCopyToMember(ref _dataTable, from._dataTable);
_groupNumber = from._groupNumber;
ChildCloneToMember(ref _dataRowSelection, from._dataRowSelection);
ChildCopyToMember(ref _xColumn, from._xColumn);
ChildCopyToMember(ref _yColumn, from._yColumn);
ChildCopyToMember(ref _zColumn, from._zColumn);
// cached or temporary data
if (null != from._xBoundaries)
{
ChildCopyToMember(ref _xBoundaries, from._xBoundaries);
}
if (null != from._yBoundaries)
{
ChildCopyToMember(ref _yBoundaries, from._yBoundaries);
}
if (null != from._zBoundaries)
{
ChildCopyToMember(ref _zBoundaries, from._zBoundaries);
}
_pointCount = from._pointCount;
_isCachedDataValidX = from._isCachedDataValidX;
_isCachedDataValidY = from._isCachedDataValidY;
}
/// <summary>
/// Copy constructor.
/// </summary>
/// <param name="from">The object to copy from.</param>
/// <remarks>Only clones the references to the data columns, not the columns itself.</remarks>
public XYZColumnPlotData(XYZColumnPlotData from)
{
ChildCopyToMember(ref _dataTable, from._dataTable);
this._groupNumber = from._groupNumber;
ChildCloneToMember(ref _dataRowSelection, from._dataRowSelection);
ChildCopyToMember(ref _xColumn, from._xColumn);
ChildCopyToMember(ref _yColumn, from._yColumn);
ChildCopyToMember(ref _zColumn, from._zColumn);
// cached or temporary data
if (null != from._xBoundaries)
ChildCopyToMember(ref _xBoundaries, from._xBoundaries);
if (null != from._yBoundaries)
ChildCopyToMember(ref _yBoundaries, from._yBoundaries);
if (null != from._zBoundaries)
ChildCopyToMember(ref _zBoundaries, from._zBoundaries);
this._pointCount = from._pointCount;
this._isCachedDataValidX = from._isCachedDataValidX;
this._isCachedDataValidY = from._isCachedDataValidY;
}
private System.Collections.Generic.IEnumerable<DocumentNodeAndName> GetLocalDocumentNodeChildrenWithName()
{
if (null != _plotData)
yield return new DocumentNodeAndName(_plotData, () => _plotData = null, "Data");
}
public XYZColumnPlotItem(XYZColumnPlotData pa, G3DPlotStyleCollection ps)
{
this.Data = pa;
this.Style = ps;
}
/// <summary>
/// Creates a list of plot items from data columns, using a template plot style.
/// </summary>
/// <param name="selectedColumns">Columns for which to create plot items.</param>
/// <param name="xColumnName">Name of the x column. If it is null or empty, or that column is not found in the table, the current assigned x column is used.</param>
/// <param name="templatePlotStyle">The template plot style used to create the basic plot item.</param>
/// <param name="processedColumns">On return, contains all columns that where used in creating the plot items. That are
/// not only the columns given in the first argument, but maybe also columns that are right to those columns in the table and have special kinds, like
/// labels, yerr, and so on.</param>
/// <param name="context">Property context used to determine default values, e.g. for the pen width or symbol size.</param>
/// <returns>List of plot items created.</returns>
public static List<IGPlotItem> CreatePlotItems(IEnumerable<DataColumn> selectedColumns, string xColumnName, string yColumnName, G3DPlotStyleCollection templatePlotStyle, HashSet<DataColumn> processedColumns, Altaxo.Main.Properties.IReadOnlyPropertyBag context)
{
var result = new List<IGPlotItem>();
foreach (DataColumn vcol in selectedColumns)
{
if (processedColumns.Contains(vcol))
continue;
else
processedColumns.Add(vcol);
var table = DataTable.GetParentDataTableOf(vcol);
var tablecoll = DataColumnCollection.GetParentDataColumnCollectionOf(vcol);
int groupNumber = tablecoll.GetColumnGroup(vcol);
Altaxo.Data.DataColumn xcol, ycol;
if (!string.IsNullOrEmpty(xColumnName) && null != table && table.ContainsColumn(xColumnName))
xcol = table[xColumnName];
else
xcol = null == table ? null : tablecoll.FindXColumnOf(vcol);
if (!string.IsNullOrEmpty(yColumnName) && null != table && table.ContainsColumn(yColumnName))
ycol = table[yColumnName];
else
ycol = null == table ? null : tablecoll.FindYColumnOf(vcol);
var pa = new XYZColumnPlotData(
table,
groupNumber,
(IReadableColumn)xcol ?? (IReadableColumn)new IndexerColumn(),
(IReadableColumn)ycol ?? (IReadableColumn)new ConstantDoubleColumn(0),
vcol);
var ps = templatePlotStyle != null ? (G3DPlotStyleCollection)templatePlotStyle.Clone() : new G3DPlotStyleCollection();
if (null == table)
continue;
ErrorBarPlotStyle unpairedPositiveError = null;
ErrorBarPlotStyle unpairedNegativeError = null;
bool foundMoreColumns = true;
for (int idx = 1 + tablecoll.GetColumnNumber(vcol); foundMoreColumns && idx < tablecoll.ColumnCount; idx++)
{
DataColumn col = table[idx];
switch (tablecoll.GetColumnKind(idx))
{
case ColumnKind.Label:
var labelStyle = new LabelPlotStyle(col, context);
ps.Insert(0, labelStyle);
break;
case ColumnKind.Err:
var errStyle = new ErrorBarZPlotStyle(context);
errStyle.UseCommonErrorColumn = true;
errStyle.CommonErrorColumn = col as INumericColumn;
ps.Add(errStyle);
break;
case ColumnKind.pErr:
if (null != unpairedNegativeError)
{
unpairedNegativeError.PositiveErrorColumn = col as INumericColumn; ;
unpairedNegativeError = null;
}
else
{
unpairedPositiveError = new ErrorBarZPlotStyle(context) { UseCommonErrorColumn = false };
unpairedPositiveError.PositiveErrorColumn = col as INumericColumn;
ps.Add(unpairedPositiveError);
}
break;
case ColumnKind.mErr:
if (null != unpairedPositiveError)
{
unpairedPositiveError.NegativeErrorColumn = col as INumericColumn;
unpairedPositiveError = null;
}
else
{
unpairedNegativeError = new ErrorBarZPlotStyle(context) { UseCommonErrorColumn = false };
unpairedNegativeError.NegativeErrorColumn = col as INumericColumn;
ps.Add(unpairedNegativeError);
}
break;
default:
foundMoreColumns = false;
break;
}
if (foundMoreColumns)
processedColumns.Add(table[idx]);
}
result.Add(new XYZColumnPlotItem(pa, ps));
}
return result;
}
