+
+void ChatLineModelItem::computeWrapList() {
+ enum Mode { SearchStart, SearchEnd };
+
+ QList<ChatLineModel::Word> wplist; // use a temp list which we'll later copy into a QVector for efficiency
+ QTextBoundaryFinder finder(QTextBoundaryFinder::Word, _contents.plainText);
+ int idx, oldidx;
+ bool wordStart = false; bool wordEnd = false;
+ Mode mode = SearchEnd;
+ ChatLineModel::Word word;
+ word.start = 0;
+ int wordstartx = 0;
+
+ QTextLayout layout(_contents.plainText);
+ QTextOption option;
+ option.setWrapMode(QTextOption::NoWrap);
+ layout.setTextOption(option);
+
+ layout.setAdditionalFormats(QtUi::style()->toTextLayoutList(_contents.formatList, _contents.plainText.length()));
+ layout.beginLayout();
+ QTextLine line = layout.createLine();
+ line.setNumColumns(_contents.plainText.length());
+ layout.endLayout();
+
+ do {
+ idx = finder.toNextBoundary();
+ if(idx < 0) idx = _contents.plainText.length();
+ wordStart = finder.boundaryReasons().testFlag(QTextBoundaryFinder::StartWord);
+ wordEnd = finder.boundaryReasons().testFlag(QTextBoundaryFinder::EndWord);
+
+ //qDebug() << wordStart << wordEnd << _contents.plainText.left(idx) << _contents.plainText.mid(idx);
+
+ if(mode == SearchEnd || !wordStart && wordEnd) {
+ if(wordStart || !wordEnd) continue;
+ oldidx = idx;
+ mode = SearchStart;
+ continue;
+ }
+ int wordendx = line.cursorToX(oldidx);
+ int trailingendx = line.cursorToX(idx);
+ word.width = wordendx - wordstartx;
+ word.trailing = trailingendx - wordendx;
+ wordstartx = trailingendx;
+ wplist.append(word);
+
+ if(wordStart) {
+ word.start = idx;
+ mode = SearchEnd;
+ }
+ } while(finder.isAtBoundary());
+
+ // A QVector needs less space than a QList
+ _wrapList.resize(wplist.count());
+ for(int i = 0; i < wplist.count(); i++) {
+ _wrapList[i] = wplist.at(i);
+ }
+}
+