/***************************************************************************
- * Copyright (C) 2005-07 by the Quassel IRC Team *
+ * Copyright (C) 2005-08 by the Quassel Project *
* devel@quassel-irc.org *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
- * (at your option) any later version. *
+ * (at your option) version 3. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
-#ifndef _CHATITEM_H_
-#define _CHATITEM_H_
+#ifndef CHATITEM_H_
+#define CHATITEM_H_
#include <QGraphicsItem>
-#include <QTextLayout>
-#include <QTextOption>
+#include "chatline.h"
+#include "chatlinemodel.h"
#include "uistyle.h"
-class QGraphicsSceneMouseEvent;
+class QTextLayout;
class ChatItem : public QGraphicsItem {
public:
- ChatItem(QGraphicsItem *parent = 0);
+ ChatItem(const QPersistentModelIndex &index, QGraphicsItem *parent);
virtual ~ChatItem();
- virtual QRectF boundingRect() const;
- virtual void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget = 0);
+ inline QPersistentModelIndex index() const { return _index; }
+ inline const MessageModel *model() const { return _index.isValid() ? qobject_cast<const MessageModel *>(_index.model()) : 0; }
+ inline int row() const { return _index.isValid() ? _index.row() : 0; }
+
+ inline QFontMetricsF *fontMetrics() const { return _fontMetrics; }
+ inline virtual QRectF boundingRect() const { return _boundingRect; }
+ inline qreal width() const { return _boundingRect.width(); }
+ inline qreal height() const { return _boundingRect.height(); }
- QString text() const;
- void setText(const UiStyle::StyledText &text);
+ inline bool haveLayout() const { return _layout != 0; }
+ void clearLayout();
+ void updateLayout();
+ virtual void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget = 0);
- QTextOption textOption() const;
- void setTextOption(const QTextOption &option);
+ virtual QVariant data(int role) const;
- void setWidth(int width);
- virtual void layout();
+ // returns height
+ int setWidth(int width);
protected:
//void mouseMoveEvent ( QGraphicsSceneMouseEvent * event );
private:
- int _width;
- QTextLayout _layout;
- QTextOption _textOption;
+ int heightForWidth(int width);
+ QTextLayout *createLayout(QTextOption::WrapMode, Qt::Alignment = Qt::AlignLeft);
+
+ QRectF _boundingRect;
+ QFontMetricsF *_fontMetrics;
+ quint8 _lines;
+ QPersistentModelIndex _index;
+
+ QTextLayout *_layout;
+ QList<quint16> _wrapPositions;
+
+ class WrapColumnFinder;
+};
+
+class ChatItem::WrapColumnFinder {
+ public:
+ WrapColumnFinder(ChatItem *parent);
+ ~WrapColumnFinder();
+
+ int nextWrapColumn();
+
+ private:
+ ChatItem *item;
+ QTextLayout *layout;
+ QTextLine line;
+ ChatLineModel::WrapList wrapList;
+ int wordidx;
+ int lastwrapcol;
+ qreal lastwrappos;
+ qreal w;
};
#endif