1 /***************************************************************************
2 * Copyright (C) 2005-07 by the Quassel IRC Team *
3 * devel@quassel-irc.org *
5 * This program is free software; you can redistribute it and/or modify *
6 * it under the terms of the GNU General Public License as published by *
7 * the Free Software Foundation; either version 2 of the License, or *
8 * (at your option) any later version. *
10 * This program is distributed in the hope that it will be useful, *
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
13 * GNU General Public License for more details. *
15 * You should have received a copy of the GNU General Public License *
16 * along with this program; if not, write to the *
17 * Free Software Foundation, Inc., *
18 * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
19 ***************************************************************************/
21 #include <QFontMetrics>
22 #include <QGraphicsSceneMouseEvent>
23 #include <QTextCursor>
24 #include <QTextDocument>
30 ChatItem::ChatItem(QGraphicsItem *parent) : QGraphicsItem(parent) {
32 //if(_wrapMode == WordWrap) {
33 // setFlags(QGraphicsItem::ItemClipsToShape, true);
37 ChatItem::~ChatItem() {
41 void ChatItem::setWidth(int w) {
46 void ChatItem::setTextOption(const QTextOption &option) {
51 QTextOption ChatItem::textOption() const {
55 QString ChatItem::text() const {
56 return _layout.text();
59 void ChatItem::setText(const UiStyle::StyledText &text) {
60 _layout.setText(text.text);
61 _layout.setAdditionalFormats(text.formats);
65 void ChatItem::layout() {
66 if(!_layout.additionalFormats().count()) return; // no text set
67 if(_width <= 0) return;
68 prepareGeometryChange();
69 QFontMetrics metrics(_layout.additionalFormats()[0].format.font());
70 int leading = metrics.leading();
72 _layout.setTextOption(textOption());
73 _layout.beginLayout();
75 QTextLine line = _layout.createLine();
76 if(!line.isValid()) break;
77 line.setLineWidth(_width);
78 if(textOption().wrapMode() != QTextOption::NoWrap && line.naturalTextWidth() > _width) {
79 // word did not fit, we need to wrap it in the middle
80 // this is a workaround for Qt failing to handle WrapAtWordBoundaryOrAnywhere correctly
81 QTextOption::WrapMode mode = textOption().wrapMode();
82 textOption().setWrapMode(QTextOption::WrapAnywhere);
83 _layout.setTextOption(textOption());
84 line.setLineWidth(_width);
85 textOption().setWrapMode(mode);
86 _layout.setTextOption(textOption());
89 line.setPosition(QPoint(0, height));
90 height += line.height();
96 QRectF ChatItem::boundingRect() const {
97 return _layout.boundingRect();
100 void ChatItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget) {
101 Q_UNUSED(option); Q_UNUSED(widget);
102 _layout.draw(painter, QPointF(0, 0));
107 void ChatItem::mouseMoveEvent ( QGraphicsSceneMouseEvent * event ) {
108 qDebug() << (void*)this << "moving" << event->pos();
109 if(event->pos().y() < 0) {
110 QTextCursor cursor(document());
111 //cursor.insertText("foo");
112 //cursor.select(QTextCursor::Document);
114 } else QGraphicsTextItem::mouseMoveEvent(event);