/// <summary>
/// Parse the rules
/// </summary>
private void Parse(ref string css)
{
bool withBrackets = false;
css = css.Trim();
if (css.StartsWith("{", StringComparison.OrdinalIgnoreCase))
{
withBrackets = true;
css = css.Substring(1);
}
while (true)
{
css = css.Trim();
if (css.Length == 0)
{
if (withBrackets)
{
throw new Exception("Style block missing ending bracket");
}
break;
}
else if (css.StartsWith("}", StringComparison.OrdinalIgnoreCase))
{
// end of block;
css = css.Substring(1);
break;
}
else if (css.StartsWith("@", StringComparison.OrdinalIgnoreCase))
{
IgnoreRule(ref css);
}
else
{
// must be a selector or error
CssStyleRule rule = CssStyleRule.Parse(ref css);
if (rule != null)
{
InsertRule(rule);
}
else
{
IgnoreRule(ref css);
}
}
}
}
/// <summary>
/// Parse and construct a CssStyleRule
/// </summary>
public static CssStyleRule Parse(ref string css)
{
Match match = StyleRuleRegex.Match(css);
if (match.Success && match.Length > 0)
{
var rule = new CssStyleRule(match);
css = css.Substring(match.Length);
rule.Style = new CssStyleDeclaration(ref css);
return(rule);
}
return(null);
}
private void InsertRule(CssStyleRule rule)
{
cssRules.Add(rule);
}
