/// <summary>
/// Exports the property columns into Ascii. Each property column is exported into one row (line).
/// </summary>
/// <param name="strwr">A stream writer to write the ascii data to.</param>
/// <param name="columnCollection">The column collection to export.</param>
/// <param name="nDataColumns">The number of data columns of the table -> is the number of elements in each property column that must be exported.</param>
/// <param name="options">The Ascii export options.</param>
protected static void ExportPropertyColumns(StreamWriter strwr, Altaxo.Data.DataColumnCollection columnCollection, int nDataColumns, AsciiExportOptions options)
{
int nPropColumns = columnCollection.ColumnCount;
for (int i = 0; i < nPropColumns; i++)
{
string columnName = options.ConvertToSaveString(columnCollection.GetColumnName(i));
columnName += "=";
bool isTextColumn = columnCollection[i] is Data.TextColumn;
for (int j = 0; j < nDataColumns; j++)
{
if (!columnCollection[i].IsElementEmpty(j))
{
string data = options.DataItemToString(columnCollection[i], j);
if (options.ExportPropertiesWithName && !isTextColumn && !data.Contains("="))
{
strwr.Write(columnName);
}
strwr.Write(data);
}
if ((j + 1) < nDataColumns)
{
strwr.Write(options.SeparatorChar);
}
else
{
strwr.WriteLine();
}
}
}
}
/// <summary>
/// Exports the property columns into Ascii. Each property column is exported into one row (line).
/// </summary>
/// <param name="strwr">A stream writer to write the ascii data to.</param>
/// <param name="columnCollection">The column collection to export.</param>
/// <param name="nDataColumns">The number of data columns of the table -> is the number of elements in each property column that must be exported.</param>
/// <param name="options">The Ascii export options.</param>
static protected void ExportPropertyColumns(StreamWriter strwr, Altaxo.Data.DataColumnCollection columnCollection, int nDataColumns, AsciiExportOptions options)
{
int nPropColumns = columnCollection.ColumnCount;
for (int i = 0; i < nPropColumns; i++)
{
string columnName = options.ConvertToSaveString(columnCollection.GetColumnName(i));
columnName += "=";
bool isTextColumn = columnCollection[i] is Data.TextColumn;
for (int j = 0; j < nDataColumns; j++)
{
if (!columnCollection[i].IsElementEmpty(j))
{
string data = options.DataItemToString(columnCollection[i], j);
if (options.ExportPropertiesWithName && !isTextColumn && !data.Contains("="))
strwr.Write(columnName);
strwr.Write(data);
}
if ((j + 1) < nDataColumns)
strwr.Write(options.SeparatorChar);
else
strwr.WriteLine();
}
}
}
/// <summary>
/// Exports the data column names of a table into a single line of ascii.
/// </summary>
/// <param name="strwr">A stream writer to write the ascii data to.</param>
/// <param name="table">The data table whichs data column names should be exported.</param>
/// <param name="options">The options controlling the export process.</param>
static protected void ExportDataColumnNames(StreamWriter strwr, Altaxo.Data.DataTable table, AsciiExportOptions options)
{
int nColumns = table.DataColumns.ColumnCount;
for (int i = 0; i < nColumns; i++)
{
strwr.Write(options.ConvertToSaveString(table.DataColumns.GetColumnName(i)));
if ((i + 1) < nColumns)
strwr.Write(options.SeparatorChar);
else
strwr.WriteLine();
}
}
/// <summary>
/// Exports the data column names of a table into a single line of ascii.
/// </summary>
/// <param name="strwr">A stream writer to write the ascii data to.</param>
/// <param name="table">The data table whichs data column names should be exported.</param>
/// <param name="options">The options controlling the export process.</param>
protected static void ExportDataColumnNames(StreamWriter strwr, Altaxo.Data.DataTable table, AsciiExportOptions options)
{
int nColumns = table.DataColumns.ColumnCount;
for (int i = 0; i < nColumns; i++)
{
strwr.Write(options.ConvertToSaveString(table.DataColumns.GetColumnName(i)));
if ((i + 1) < nColumns)
{
strwr.Write(options.SeparatorChar);
}
else
{
strwr.WriteLine();
}
}
}