/*
Add meta element for page transition effect, this works on IE but not NS
*/
public virtual void AddTransitionEffect(Lexer lexer, Node root, short effect, double duration)
{
Node head = root.FindHead(lexer.Options.tt);
string transition;
if (0 <= effect && effect <= 23)
{
transition = "revealTrans(Duration=" + (duration).ToString() + ",Transition=" + effect + ")";
}
else
{
transition = "blendTrans(Duration=" + (duration).ToString() + ")";
}
if (head != null)
{
Node meta = lexer.InferredTag("meta");
meta.AddAttribute("http-equiv", "Page-Enter");
meta.AddAttribute("content", transition);
Node.InsertNodeAtStart(head, meta);
}
}
/* create style element using rules from dictionary */
private void CreateStyleElement(Lexer lexer, Node doc)
{
Node node, head, body;
Style style;
AttVal av;
if (lexer.styles == null && NiceBody(lexer, doc))
{
return;
}
node = lexer.NewNode(Node.StartTag, null, 0, 0, "style");
node.Isimplicit = true;
/* insert type attribute */
av = new AttVal(null, null, '"', "type", "text/css");
av.Dict = AttributeTable.DefaultAttributeTable.FindAttribute(av);
node.Attributes = av;
body = doc.FindBody(lexer.Options.tt);
lexer.txtstart = lexer.lexsize;
if (body != null)
{
CleanBodyAttrs(lexer, body);
}
for (style = lexer.styles; style != null; style = style.Next)
{
lexer.AddCharToLexer(' ');
lexer.AddStringLiteral(style.Tag);
lexer.AddCharToLexer('.');
lexer.AddStringLiteral(style.TagClass);
lexer.AddCharToLexer(' ');
lexer.AddCharToLexer('{');
lexer.AddStringLiteral(style.Properties);
lexer.AddCharToLexer('}');
lexer.AddCharToLexer('\n');
}
lexer.txtend = lexer.lexsize;
Node.InsertNodeAtEnd(node, lexer.NewNode(Node.TextNode, lexer.lexbuf, lexer.txtstart, lexer.txtend));
/*
now insert style element into document head
doc is root node. search its children for html node
the head node should be first child of html node
*/
head = doc.FindHead(lexer.Options.tt);
if (head != null)
{
Node.InsertNodeAtEnd(head, node);
}
}
/* add meta element for Tidy */
public virtual bool AddGenerator(Node root)
{
AttVal attval;
Node node;
Node head = root.FindHead(Options.tt);
if (head != null)
{
for (node = head.Content; node != null; node = node.Next)
{
if (node.Tag == Options.tt.TagMeta)
{
attval = node.GetAttrByName("name");
if (attval != null && attval.Val != null && String.Compare(attval.Val, "generator") == 0)
{
attval = node.GetAttrByName("content");
if (attval != null && attval.Val != null && attval.Val.Length >= 9 && String.Compare(attval.Val.Substring(0, 9), "HTML Tidy") == 0)
{
return false;
}
}
}
}
node = this.InferredTag("meta");
node.AddAttribute("content", "HTML Tidy, see www.w3.org");
node.AddAttribute("name", "generator");
Node.InsertNodeAtStart(head, node);
return true;
}
return false;
}
