public uint AddStyle(ExcelCellFillStyle format)
{
if (format == null)
{
return(0);
}
var cacheItem = new FillStyleCacheItem(format);
if (cache.TryGetValue(cacheItem, out var result))
{
return(result);
}
if (stylesheet.Fills == null)
{
var fills = new Fills {
Count = new UInt32Value(0u)
};
if (stylesheet.Fonts != null)
{
stylesheet.InsertAfter(fills, stylesheet.Fonts);
}
else if (stylesheet.NumberingFormats != null)
{
stylesheet.InsertAfter(fills, stylesheet.NumberingFormats);
}
else
{
stylesheet.InsertAt(fills, 0);
}
}
result = stylesheet.Fills.Count;
stylesheet.Fills.AppendChild(cacheItem.ToFill());
stylesheet.Fills.Count++;
cache.Add(cacheItem, result);
return(result);
}
public FillStyleCacheItem(ExcelCellFillStyle format)
{
Color = new ColorCacheItem(format.Color ?? ExcelColors.White);
}
