public static TextDocument parseMText(MText text) {
// initialize
TextDocument doc = new TextDocument();
StringBuffer buf = new StringBuffer();
StringBuffer value = new StringBuffer();
StyledTextParagraph p = createParagraphFromMText(text);
switch (text.getAlignment()) {
case MText.ATTACHMENT_TOP_LEFT:
p.setValign(StyledTextParagraph.VERTICAL_ALIGNMENT_TOP);
break;
case MText.ATTACHMENT_TOP_CENTER:
p.setValign(StyledTextParagraph.VERTICAL_ALIGNMENT_TOP);
break;
case MText.ATTACHMENT_TOP_RIGHT:
p.setValign(StyledTextParagraph.VERTICAL_ALIGNMENT_TOP);
break;
case MText.ATTACHMENT_MIDDLE_LEFT:
p.setValign(StyledTextParagraph.VERTICAL_ALIGNMENT_CENTER);
break;
case MText.ATTACHMENT_MIDDLE_CENTER:
p.setValign(StyledTextParagraph.VERTICAL_ALIGNMENT_CENTER);
break;
case MText.ATTACHMENT_MIDDLE_RIGHT:
p.setValign(StyledTextParagraph.VERTICAL_ALIGNMENT_CENTER);
break;
case MText.ATTACHMENT_BOTTOM_LEFT:
p.setValign(StyledTextParagraph.VERTICAL_ALIGNMENT_BASELINE);
break;
case MText.ATTACHMENT_BOTTOM_CENTER:
p.setValign(StyledTextParagraph.VERTICAL_ALIGNMENT_BASELINE);
break;
case MText.ATTACHMENT_BOTTOM_RIGHT:
p.setValign(StyledTextParagraph.VERTICAL_ALIGNMENT_BASELINE);
break;
default:
p.setValign(StyledTextParagraph.VERTICAL_ALIGNMENT_BASELINE);
break;
}
boolean formatting = false;
boolean keyfollow = false;
boolean complete = true;
Stack<StyledTextParagraph> paras = new Stack<StyledTextParagraph>();
int linecount = 0;
int linePosition = 0;
String str = text.getText();
char key = ' ';
// parse the symbols
str = parseSymbols(str);
// http://www.cadforum.cz/cadforum_en/text-formatting-codes-in-mtext-objects-tip8640
// parse the style
for (int i = 0; i < str.length(); i++) {
char c = str.charAt(i);
switch (c) {
case '\\':
if (formatting) {
if (!complete) {
parseStyledTextParagraphSettings(key, value.toString(), p);
value.delete(0, value.length());
formatting = true;
keyfollow = true;
} else {
buf.append(c);
formatting = false;
}
} else {
formatting = true;
keyfollow = true;
complete = false;
}
break;
case '~':
if (formatting) {
buf.append(c);
formatting = false;
keyfollow = false;
}
break;
case ';':
if (formatting) {
parseStyledTextParagraphSettings(key, value.toString(), p);
value.delete(0, value.length());
formatting = false;
complete = true;
keyfollow = false;
} else {
buf.append(c);
}
break;
case '}':
if (formatting && keyfollow) {
buf.append(c);
formatting = false;
keyfollow = false;
} else {
if (formatting) {
value.append(c);
} else {
// format change end
if (buf.length() > 0) {
p.setText(buf.toString());
doc.addStyledParagraph(p);
buf.delete(0, buf.length());
}
if (paras.size() > 0) {
p = createParagraphFromParent((StyledTextParagraph) paras.pop());
} else {
p = createParagraphFromMText(text);
}
}
}
break;
case '{':
if (formatting && keyfollow) {
buf.append(c);
formatting = false;
keyfollow = false;
} else {
if (formatting) {
value.append(c);
} else {
// start format change
if (linePosition != 0) {
p.setText(buf.toString());
if (buf.length() > 0) {
doc.addStyledParagraph(p);
buf.delete(0, buf.length());
}
paras.add(p);
p = createParagraphFromMText(text);
}
}
}
break;
case 'O':
if (formatting && keyfollow) {
if (buf.length() > 0) {
p.setText(buf.toString());
buf.delete(0, buf.length());
doc.addStyledParagraph(p);
p = createParagraphFromParent(p);
}
p.setOverline(true);
formatting = false;
keyfollow = false;
} else {
if (formatting) {
value.append(c);
} else {
buf.append(c);
}
}
break;
case 'o':
if (formatting && keyfollow) {
if (buf.length() > 0) {
p.setText(buf.toString());
buf.delete(0, buf.length());
doc.addStyledParagraph(p);
p = createParagraphFromParent(p);
}
p.setOverline(false);
formatting = false;
keyfollow = false;
} else {
if (formatting) {
value.append(c);
} else {
buf.append(c);
}
}
break;
case 'u':
if (formatting && keyfollow) {
if (buf.length() > 0) {
p.setText(buf.toString());
buf.delete(0, buf.length());
doc.addStyledParagraph(p);
p = createParagraphFromParent(p);
}
p.setUnderline(false);
formatting = false;
keyfollow = false;
} else {
if (formatting) {
value.append(c);
} else {
buf.append(c);
}
}
break;
case 'L':
if (formatting && keyfollow) {
if (buf.length() > 0) {
p.setText(buf.toString());
buf.delete(0, buf.length());
doc.addStyledParagraph(p);
p = createParagraphFromParent(p);
}
p.setUnderline(true);
formatting = false;
keyfollow = false;
} else {
if (formatting) {
value.append(c);
} else {
buf.append(c);
}
}
break;
case 'l':
if (formatting && keyfollow) {
if (buf.length() > 0) {
p.setText(buf.toString());
buf.delete(0, buf.length());
doc.addStyledParagraph(p);
p = createParagraphFromParent(p);
}
p.setUnderline(false);
formatting = false;
keyfollow = false;
} else {
if (formatting) {
value.append(c);
} else {
buf.append(c);
}
}
break;
case 'P':
if (formatting && keyfollow) {
// end the current paragraph and set its newline flag
p.setText(buf.toString());
buf.delete(0, buf.length());
p.setNewline(true);
doc.addStyledParagraph(p);
linecount++;
// start a new line
p = createParagraphFromParent(p);
p.setLineIndex(linecount);
formatting = false;
keyfollow = false;
linePosition = 0;
} else {
if (formatting) {
value.append(c);
} else {
buf.append(c);
}
}
break;
default:
if (formatting) {
if (keyfollow) {
key = c;
keyfollow = false;
} else {
value.append(c);
}
} else {
buf.append(c);
}
break;
}
linePosition++;
}
if (formatting) {
parseStyledTextParagraphSettings(key, value.toString(), p);
}
if (buf.length() > 0) {
p.setText(buf.toString());
doc.addStyledParagraph(p);
}
if (doc.getParagraphCount() == 0) {
doc.addStyledParagraph(p);
}
return doc;
}
