public override CssRule Create(CssToken current)
{
var token = _tokenizer.Get();
var rule = new CssKeyframesRule(_parser);
rule.Name = GetRuleName(ref token);
if (token.Type != CssTokenType.CurlyBracketOpen)
return SkipDeclarations(token);
FillKeyframeRules(rule);
return rule;
}
/// <summary>
/// Fills the given keyframe rule with rules given by the tokens.
/// </summary>
void FillKeyframeRules(CssKeyframesRule parentRule)
{
var token = _tokenizer.Get();
while (token.IsNot(CssTokenType.Eof, CssTokenType.CurlyBracketClose))
{
var rule = CreateKeyframeRule(token);
if (rule != null)
parentRule.Rules.Add(rule, parentRule.Owner, parentRule);
token = _tokenizer.Get();
}
}
public CssRule CreateKeyframes(CssToken current)
{
var rule = new CssKeyframesRule(_parser);
var start = current.Position;
var token = NextToken();
_nodes.Push(rule);
CollectTrivia(ref token);
rule.Name = GetRuleName(ref token);
CollectTrivia(ref token);
if (token.Type == CssTokenType.CurlyBracketOpen)
{
var end = FillKeyframeRules(rule);
rule.SourceCode = CreateView(start, end);
_nodes.Pop();
return rule;
}
_nodes.Pop();
return SkipDeclarations(token);
}
private TextPosition FillKeyframeRules(CssKeyframesRule parentRule)
{
var token = NextToken();
CollectTrivia(ref token);
while (token.IsNot(CssTokenType.EndOfFile, CssTokenType.CurlyBracketClose))
{
var rule = CreateKeyframeRule(token);
token = NextToken();
CollectTrivia(ref token);
parentRule.Rules.Add(rule);
}
return token.Position;
}
