plasma-framework/widgets/svgwidget.h

/*
 *   Copyright 2008 by Davide Bettio <davide.bettio@kdemail.net>
 *
 *   This program is free software; you can redistribute it and/or modify
 *   it under the terms of the GNU Library General Public License as
 *   published by the Free Software Foundation; either version 2, 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 Library General Public
 *   License along with this program; if not, write to the
 *   Free Software Foundation, Inc.,
 *   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 */

#ifndef PLASMA_SVGWIDGET_H
#define PLASMA_SVGWIDGET_H

#include <QGraphicsWidget>

#include <plasma/plasma_export.h>

#include <plasma/plasma.h>

namespace Plasma
{
class Svg;
class SvgWidgetPrivate;
}

Q_DECLARE_METATYPE(Plasma::Svg*)

namespace Plasma
{
class PLASMA_EXPORT SvgWidget : public QGraphicsWidget
{
    Q_OBJECT

    Q_PROPERTY(Plasma::Svg *svg READ svg WRITE setSvg)
    Q_PROPERTY(QString elementID READ elementID WRITE setElementID)

    public:
        explicit SvgWidget(QGraphicsItem *parent = 0, Qt::WindowFlags wFlags = 0);
        explicit SvgWidget(Svg *svg, const QString & elementID = QString(),
                           QGraphicsItem *parent = 0, Qt::WindowFlags wFlags = 0);
        virtual ~SvgWidget();

        void setSvg(Svg *svg);
        Svg *svg() const;

        void setElementID(const QString &elementID);
        QString elementID() const;

        void mouseReleaseEvent(QGraphicsSceneMouseEvent * event);

    Q_SIGNALS:
        void clicked(Qt::MouseButton);

    protected:
        void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget);
        QSizeF sizeHint(Qt::SizeHint which, const QSizeF & constraint) const;
        void mousePressEvent(QGraphicsSceneMouseEvent * event);

    private:
        Q_PRIVATE_SLOT(d, void svgChanged())

        SvgWidgetPrivate * const d;
};

} // Plasma namespace

#endif // multiple inclusion guard