/*
	QAD - Qt ADvanced

	Ivan Pelipenko peri4ko@yandex.ru, Andrey Bychkov work.a.b@yandex.ru

	This program is free software: you can redistribute it and/or modify
	it under the terms of the GNU Lesser General Public License as published by
	the Free Software Foundation, either version 3 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 Lesser General Public License for more details.

	You should have received a copy of the GNU Lesser General Public License
	along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/

#ifndef IMAGE_VIEW_H
#define IMAGE_VIEW_H

#include <QGraphicsView>
#include <QGraphicsPixmapItem>
#include "qad_widgets_export.h"


class QAD_WIDGETS_EXPORT ImageView: public QGraphicsView
{
	Q_OBJECT
	Q_PROPERTY(QPixmap pixmap READ pixmap WRITE setPixmap)
	Q_PROPERTY(bool viewInteractive READ viewInteractive WRITE setViewInteractive)
public:
	ImageView(QWidget * parent = 0);
	~ImageView();

	void setImage(const QImage & i, bool save = true);
	void setImage(const QByteArray & i);
	QByteArray image() const {return im_data;}
	QPixmap pixmap() const;
	bool viewInteractive() const {return interactive_;}

	void clear();

private:
	void mouseDoubleClickEvent(QMouseEvent * e);
	void mousePressEvent(QMouseEvent * e);
	void wheelEvent(QWheelEvent * e);
	bool eventFilter(QObject * o, QEvent * e);
	void adjustView();

	QGraphicsPixmapItem item;
	QByteArray im_data;
	QPoint prev_pos;
	bool autofit_, interactive_;
	QPixmap map;


public slots:
	void autofit();
	void setPixmap(QPixmap pixmap);
	void setViewInteractive(bool yes);

signals:
	void clicked(QPointF, Qt::MouseButtons);

};

#endif // IMAGE_VIEW_H