private static List <MatchedRule> MatchingRules(Dom.ElementData elem, Css.Stylesheet stylesheet)
{
return(stylesheet.Rules
.Select(rule => MatchRule(elem, rule))
.Where(rule => rule != null)
.ToList());
}
public static StyledNode StyleTree(Dom.Node root, Css.Stylesheet stylesheet)
{
var specifiedValues = new Dictionary <string, Css.Value>();
switch (root.NodeType)
{
case Dom.ElementData elem:
specifiedValues = GetSpecifiedValues(elem, stylesheet);
break;
}
var children = root.Children.Select(child => StyleTree(child, stylesheet)).ToList();
return(new StyledNode(root, specifiedValues, children));
}
private static Dictionary <string, Css.Value> GetSpecifiedValues(Dom.ElementData elem, Css.Stylesheet stylesheet)
{
var values = new Dictionary <string, Css.Value>();
var rules = MatchingRules(elem, stylesheet)
.OrderBy(rule => rule.Specificity.Calc())
.Select(r => r.Rule);
foreach (var rule in rules)
{
foreach (var declaration in rule.Declarations)
{
values[declaration.Name] = declaration.Value;
}
}
return(values);
}