private static XshdColor GetColorFromElement(XmlElement element)
{
if (!element.HasAttribute("bold") && !element.HasAttribute("italic") && !element.HasAttribute("color") && !element.HasAttribute("bgcolor"))
{
return(null);
}
XshdColor color = new XshdColor();
if (element.HasAttribute("bold"))
{
color.FontWeight = XmlConvert.ToBoolean(element.GetAttribute("bold")) ? FontWeights.Bold : FontWeights.Normal;
}
if (element.HasAttribute("italic"))
{
color.FontStyle = XmlConvert.ToBoolean(element.GetAttribute("italic")) ? FontStyles.Italic : FontStyles.Normal;
}
if (element.HasAttribute("color"))
{
color.Foreground = ParseColor(element.GetAttribute("color"));
}
if (element.HasAttribute("bgcolor"))
{
color.Background = ParseColor(element.GetAttribute("bgcolor"));
}
return(color);
}
public object VisitColor(XshdColor color)
{
HighlightingColor c;
if (color.Name != null)
{
c = def.colorDict[color.Name];
}
else if (color.Foreground == null && color.Background == null && color.Underline == null && color.FontStyle == null && color.FontWeight == null)
{
return(null);
}
else
{
c = new HighlightingColor();
}
c.Name = color.Name;
c.Foreground = color.Foreground;
c.Background = color.Background;
c.Underline = color.Underline;
c.Strikethrough = color.Strikethrough;
c.FontStyle = color.FontStyle;
c.FontWeight = color.FontWeight;
c.FontFamily = color.FontFamily;
c.FontSize = color.FontSize;
return(c);
}
private static XshdColor ParseNamedColor(XmlReader reader)
{
XshdColor color = ParseColorAttributes(reader);
// check removed: invisible named colors may be useful now that apps can read highlighting data
//if (color.Foreground == null && color.FontWeight == null && color.FontStyle == null)
// throw Error(reader, "A named color must have at least one element.");
color.Name = reader.GetAttribute("name");
CheckElementName(reader, color.Name);
color.ExampleText = reader.GetAttribute("exampleText");
return(color);
}
private static XshdReference <XshdColor> GetColorReference(XmlElement element)
{
XshdColor color = GetColorFromElement(element);
if (color != null)
{
return(new XshdReference <XshdColor>(color));
}
else
{
return(new XshdReference <XshdColor>());
}
}
object IXshdVisitor.VisitColor(XshdColor color)
{
writer.WriteStartElement("Color", Namespace);
if (color.Name != null)
{
writer.WriteAttributeString("name", color.Name);
}
WriteColorAttributes(color);
if (color.ExampleText != null)
{
writer.WriteAttributeString("exampleText", color.ExampleText);
}
writer.WriteEndElement();
return(null);
}
private static XshdColor ParseColorAttributes(XmlReader reader)
{
XshdColor color = new XshdColor();
SetPosition(color, reader);
IXmlLineInfo position = reader as IXmlLineInfo;
color.Foreground = ParseColor(position, reader.GetAttribute("foreground"));
color.Background = ParseColor(position, reader.GetAttribute("background"));
color.FontWeight = ParseFontWeight(reader.GetAttribute("fontWeight"));
color.FontStyle = ParseFontStyle(reader.GetAttribute("fontStyle"));
color.Underline = reader.GetBoolAttribute("underline");
color.Strikethrough = reader.GetBoolAttribute("strikethrough");
color.FontFamily = ParseFontFamily(position, reader.GetAttribute("fontFamily"));
color.FontSize = ParseFontSize(position, reader.GetAttribute("fontSize"));
return(color);
}
public object VisitColor(XshdColor color)
{
if (color.Name != null)
{
if (color.Name.Length == 0)
{
throw Error(color, "Name must not be the empty string");
}
if (def.colorDict.ContainsKey(color.Name))
{
throw Error(color, "Duplicate color name '" + color.Name + "'.");
}
def.colorDict.Add(color.Name, new HighlightingColor());
}
return(null);
}
private void WriteColorAttributes(XshdColor color)
{
if (color.Foreground != null)
{
writer.WriteAttributeString("foreground", color.Foreground.ToString());
}
if (color.Background != null)
{
writer.WriteAttributeString("background", color.Background.ToString());
}
if (color.FontWeight != null)
{
writer.WriteAttributeString("fontWeight", V2Loader.FontWeightConverter.ConvertToInvariantString(color.FontWeight.Value).ToLowerInvariant());
}
if (color.FontStyle != null)
{
writer.WriteAttributeString("fontStyle", V2Loader.FontStyleConverter.ConvertToInvariantString(color.FontStyle.Value).ToLowerInvariant());
}
}
