// vim: set tabstop=4 shiftwidth=4 noexpandtab:
/*
Gwenview: an image viewer
Copyright 2011 Aurélien Gâteau <agateau@kde.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.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Cambridge, MA 02110-1301, USA.

*/
#ifndef DOCUMENTVIEWSYNCHRONIZER_H
#define DOCUMENTVIEWSYNCHRONIZER_H

#include <lib/gwenviewlib_export.h>

// Local

// KDE

// Qt
#include <QObject>

class QPoint;

namespace Gwenview {

class DocumentView;

class DocumentViewSynchronizerPrivate;
/**
 * A class to synchronize zoom and scroll of two DocumentView
 */
class GWENVIEWLIB_EXPORT DocumentViewSynchronizer : public QObject {
	Q_OBJECT
public:
	DocumentViewSynchronizer(QObject* parent=0);
	~DocumentViewSynchronizer();

	void setDocumentViews(QList<DocumentView*> views);

	void setCurrentView(DocumentView* view);

public Q_SLOTS:
	void setActive(bool);

private Q_SLOTS:
	void setZoom(qreal zoom);
	void setZoomToFit(bool);
	void updatePosition();

private:
	DocumentViewSynchronizerPrivate* const d;
};


} // namespace

#endif /* DOCUMENTVIEWSYNCHRONIZER_H */
