BitmapFactory.h

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/***************************************************************************
 *   Copyright (c) 2004 Jürgen Riegel <juergen.riegel@web.de>              *
 *                                                                         *
 *   This file is part of the FreeCAD CAx development system.              *
 *                                                                         *
 *   This library 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 of the License, or (at your option) any later version.      *
 *                                                                         *
 *   This library  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 Library General Public License for more details.                  *
 *                                                                         *
 *   You should have received a copy of the GNU Library General Public     *
 *   License along with this library; see the file COPYING.LIB. If not,    *
 *   write to the Free Software Foundation, Inc., 59 Temple Place,         *
 *   Suite 330, Boston, MA  02111-1307, USA                                *
 *                                                                         *
 ***************************************************************************/


#ifndef GUI_BITMAPFACTORY_H
#define GUI_BITMAPFACTORY_H

#include <Base/Factory.h>
#include <QPixmap>

// forward declaration
class SoSFImage;
class QImage;

namespace Gui {

class BitmapFactoryInstP;
class GuiExport BitmapFactoryInst : public Base::Factory
{
public:
    enum Position
    {
        TopLeft,  
        TopRight, 
        BottomLeft, 
        BottomRight 
    };

    static BitmapFactoryInst& instance(void);
    static void destruct (void);

    void addCustomPath(const QString&);

    void addPath(const QString& path);
    void removePath(const QString& path);
    QStringList findIconFiles() const;
    void addXPM(const char* name, const char** pXPM);
    void addPixmapToCache(const char* name, const QPixmap& icon);
    bool findPixmapInCache(const char* name, QPixmap& icon) const;
    QPixmap pixmap(const char* name) const;
    QPixmap pixmapFromSvg(const char* name, const QSize& size) const;
    QPixmap pixmapFromSvg(const QByteArray& contents, const QSize& size) const;
    QStringList pixmapNames() const;
    QPixmap resize(int w, int h, const QPixmap& p, Qt::BGMode bgmode) const;
    QPixmap fillRect(int x, int y, int w, int h, const QPixmap& p, Qt::BGMode) const;
    QPixmap merge(const QPixmap& p1, const QPixmap& p2, bool vertical) const;
    QPixmap merge(const QPixmap& p1, const QPixmap& p2, Position pos = BitmapFactoryInst::BottomLeft) const;
    QPixmap disabled(const QPixmap& p) const;
    void convert(const QImage& img, SoSFImage& out) const;
    void convert(const SoSFImage& img, QImage& out) const;

private:
    void restoreCustomPaths();

    static BitmapFactoryInst* _pcSingleton;
    BitmapFactoryInst();
    ~BitmapFactoryInst();

    BitmapFactoryInstP* d;
};

inline BitmapFactoryInst& BitmapFactory(void)
{
    return BitmapFactoryInst::instance();
}

} // namespace Gui

#endif // GUI_BITMAPFACTORY_H