/**
* Parses this to extract the Tokens using a line of text. This is necessary to evaluate the
* rendering of the text (color, size, alignment...).
*
* @param g The graphics used to retrieve the font metrics.
* @param htmlText A string of text with or without HTML tags to parse.
*/
protected void parseText(Graphics g, String htmlText) {
StringTokenizer tokenizer = new StringTokenizer(htmlText, "<>", true);
String tokenStr, nextStr, prevStr = tokenizer.nextToken();
boolean hasMore = tokenizer.hasMoreTokens(), isText = false;
Font font = new Font(m_name, m_style, m_size);
TextToken textTok = new TextToken();
textTok.m_color = new Color(m_color);
textTok.m_font = font;
m_curTok = new FormatToken();
m_curTok.m_flags = m_body.m_flags;
m_curTok.m_margin = m_body.m_margin;
m_tokens.addElement(m_curTok);
g.setFont(font);
while (hasMore) {
tokenStr = tokenizer.nextToken();
hasMore = tokenizer.hasMoreTokens();
// A start of Tag
if (prevStr.equals("<")) {
nextStr = hasMore ? tokenizer.nextToken() : null;
// A closed Tag
if (hasMore && nextStr.equals(">")) // tag
{
textTok = updateTag(g, tokenStr);
// An real Tag
if (textTok != null) {
isText = false;
}
// An unknown Tag. Handle it as normal text.
else {
textTok = new TextToken();
updateText(g, "<" + tokenStr + ">", textTok, isText);
isText = true;
}
prevStr = tokenizer.hasMoreTokens() ? tokenizer.nextToken() : null;
}
// An unclosed Tag. Handle it as normal text.
else {
updateText(g, "<" + tokenStr, textTok, isText);
prevStr = nextStr;
isText = true;
}
}
// Normal text
else {
updateText(g, prevStr, textTok, isText);
prevStr = tokenStr;
isText = true;
}
hasMore = tokenizer.hasMoreTokens();
}
// Don't forget the last or only piece of text
if (prevStr != null) {
updateText(g, prevStr, textTok, isText);
}
updateTag(g, "br"); // to set last line position
updateBounds();
}
