private static Row GetPreparedRow(Row row, Cell.BorderPositionEnum borderPosition, IEnumerable <BorderInformation.BorderStyleEnum> borderStyles)
{
foreach (var column in row.Columns)
{
if (!column.Borders.ContainsKey(borderPosition))
{
column.Borders.Add(borderPosition, new BorderInformation {
BorderStyle = BorderInformation.BorderStyleEnum.None
});
}
if (!borderStyles.Contains(column.Borders[borderPosition].BorderStyle))
{
column.Borders[borderPosition].BorderStyle = BorderInformation.BorderStyleEnum.None;
}
}
return(row);
}
protected Dictionary <string, BorderInformation.BorderStyleEnum> GetRuleRangesFromTo(Row row, Cell.BorderPositionEnum borderPosition)
{
var borderIsSet = GetBorderSet(row, borderPosition);
var columnCount = row.Columns.Count;
Dictionary <string, BorderInformation.BorderStyleEnum> ranges = new Dictionary <string, BorderInformation.BorderStyleEnum>();
if (borderIsSet.Count == 1)
{
ranges.Add(borderIsSet.First().Key + "-" + columnCount, borderIsSet.First().Value);
return(ranges);
}
for (int i = 0; i < borderIsSet.Count; i++)
{
if (borderIsSet.ElementAt(i).Value != BorderInformation.BorderStyleEnum.None)
{
if (i + 1 < borderIsSet.Count)
{
ranges.Add(borderIsSet.ElementAt(i).Key + "-" + (borderIsSet.ElementAt(i + 1).Key - 1), borderIsSet.ElementAt(i).Value);
}
else
{
ranges.Add(borderIsSet.ElementAt(i).Key + "-" + columnCount, borderIsSet.ElementAt(i).Value);
}
}
}
return(ranges);
}
private static bool LastBorderDiffersFromActualBorder(Cell cell, Cell.BorderPositionEnum borderPosition,
Dictionary <int, BorderInformation.BorderStyleEnum> borderIsSet)
{
return(cell.Borders[borderPosition].BorderStyle != BorderInformation.BorderStyleEnum.None &&
borderIsSet.Last().Value != cell.Borders[borderPosition].BorderStyle);
}
private static bool BorderIsSetAndEmptyLastCellBorder(Cell cell, Cell.BorderPositionEnum borderPosition, Dictionary <int, BorderInformation.BorderStyleEnum> borderIsSet)
{
return(cell.Borders[borderPosition].BorderStyle != BorderInformation.BorderStyleEnum.None && borderIsSet.Last().Value == BorderInformation.BorderStyleEnum.None);
}
private static bool BorderIsSetAndNoRangeAdded(Cell cell, Cell.BorderPositionEnum borderPosition, Dictionary <int, BorderInformation.BorderStyleEnum> borderIsSet)
{
return(cell.Borders[borderPosition].BorderStyle != BorderInformation.BorderStyleEnum.None && borderIsSet.Count == 0);
}
private Dictionary <int, BorderInformation.BorderStyleEnum> GetBorderSet(Row row, Cell.BorderPositionEnum borderPosition)
{
Dictionary <int, BorderInformation.BorderStyleEnum> borderIsSet = new Dictionary <int, BorderInformation.BorderStyleEnum>();
int i = 1;
foreach (var cell in row.Columns)
{
if (BorderIsSetAndNoRangeAdded(cell, borderPosition, borderIsSet) ||
BorderNotSetAndAndNonEmptyLastCellBorder(cell, borderPosition, borderIsSet) ||
BorderIsSetAndEmptyLastCellBorder(cell, borderPosition, borderIsSet) ||
LastBorderDiffersFromActualBorder(cell, borderPosition, borderIsSet))
{
borderIsSet.Add(i, cell.Borders[borderPosition].BorderStyle);
}
i++;
}
return(borderIsSet);
}
private string GetHorizontalRule(Row row, Cell.BorderPositionEnum borderPosition)
{
return(GetRuleCommand(GetRuleRangesFromTo(row, borderPosition)));
}
private static bool ContainsBorderStyle(IEnumerable <Cell> columns, Cell.BorderPositionEnum borderPosition,
IEnumerable <BorderInformation.BorderStyleEnum> borderStyles)
{
return(columns.Any(x => borderStyles.Contains(x.Borders[borderPosition].BorderStyle)));
}
private static Dictionary <Row, HorizontalRuleStyler> GetHorizontalRuleStyler(Row row, Cell.BorderPositionEnum borderPosition)
{
if (row.Columns.Count > 0)
{
var ruleStylers = new Dictionary <Row, HorizontalRuleStyler>();
var dottedStyles = new[] { BorderInformation.BorderStyleEnum.Dotted };
var dottedPreparedRow = GetPreparedRow(row.Clone(), borderPosition, dottedStyles);
if (ContainsBorderStyle(dottedPreparedRow.Columns, borderPosition, dottedStyles))
{
ruleStylers.Add(dottedPreparedRow, new DottedRuleStyler());
}
var dashedStyles = new[] { BorderInformation.BorderStyleEnum.Dashed };
var dashedPreparedRow = GetPreparedRow(row.Clone(), borderPosition, dashedStyles);
if (ContainsBorderStyle(dashedPreparedRow.Columns, borderPosition, dashedStyles))
{
ruleStylers.Add(dashedPreparedRow, new DashedRuleStyler());
}
var solidStyles = new[] { BorderInformation.BorderStyleEnum.Solid, BorderInformation.BorderStyleEnum.DoubleLineSolid };
var solidPreparedRow = GetPreparedRow(row.Clone(), borderPosition, solidStyles);
if (ContainsBorderStyle(solidPreparedRow.Columns, borderPosition, solidStyles))
{
ruleStylers.Add(solidPreparedRow, new SolidRuleStyler());
}
return(ruleStylers);
}
throw new ArgumentException("specified row has no columns");
}