private void LoadStyleAndColors(ExcelChart chart)
{
if (chart.Part == null)
{
return;
}
var p = chart.WorkSheet.Workbook._package;
foreach (var rel in chart.Part.GetRelationships())
{
if (rel.RelationshipType == ExcelPackage.schemaChartStyleRelationships)
{
StyleUri = UriHelper.ResolvePartUri(rel.SourceUri, rel.TargetUri);
StylePart = p.Package.GetPart(StyleUri);
StyleXml = new XmlDocument();
LoadXmlSafe(StyleXml, StylePart.GetStream());
}
else if (rel.RelationshipType == ExcelPackage.schemaChartColorStyleRelationships)
{
ColorsUri = UriHelper.ResolvePartUri(rel.SourceUri, rel.TargetUri);
ColorsPart = p.Package.GetPart(ColorsUri);
ColorsXml = new XmlDocument();
LoadXmlSafe(ColorsXml, ColorsPart.GetStream());
}
}
}
private void CreateColorXml(ZipPackage p)
{
CreateColorPart(p);
ColorsXml = new XmlDocument();
ColorsXml.LoadXml(GetStartColorXml());
ColorsXml.Save(ColorsPart.GetStream());
ColorsManager = new ExcelChartColorsManager(NameSpaceManager, ColorsXml.DocumentElement);
}
/// <summary>
/// Load a color xml documents
/// </summary>
/// <param name="colorXml">The color xml</param>
public void LoadColorXml(XmlDocument colorXml)
{
if (colorXml == null || colorXml.DocumentElement == null || colorXml.DocumentElement.LocalName != "colorStyle" || colorXml.DocumentElement.ChildNodes.Count == 0)
{
throw new ArgumentException("xml", "ColorXml is null or not in the correct format");
}
if (ColorsPart == null)
{
CreateColorPart(_chart.WorkSheet.Workbook._package.Package);
}
ColorsXml = colorXml;
var stream = ColorsPart.GetStream(FileMode.CreateNew);
ColorsXml.Save(stream);
ColorsManager = new ExcelChartColorsManager(NameSpaceManager, ColorsXml.DocumentElement);
}
