skyqpainter.h

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/*
    (C) 2010 Henry de Valence <hdevalence@gmail.com>

    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, Boston, MA 02110-1301 USA.

*/

#ifndef SKYQPAINTER_H
#define SKYQPAINTER_H

#include "skypainter.h"

class Projector;
class QWidget;
class QSize;

class SkyQPainter : public SkyPainter, public QPainter
{
public:

    SkyQPainter( QPaintDevice *pd, const QSize &canvasSize );

    SkyQPainter( QPaintDevice *pd );

    explicit SkyQPainter( QWidget *widget, QPaintDevice *pd = 0 );

    virtual ~SkyQPainter();
    virtual void setPen(const QPen& pen);
    virtual void setBrush(const QBrush& brush);

    inline void setVectorStars( bool vectorStars ) { m_vectorStars = vectorStars; }
    inline bool getVectorStars() const { return m_vectorStars; }

    virtual void begin();
    virtual void end();
    
    static void initStarImages();
    
    // Sky drawing functions
    virtual void drawSkyBackground();
    virtual void drawSkyLine(SkyPoint* a, SkyPoint* b);
    virtual void drawSkyPolyline(LineList* list, SkipList *skipList = 0,
                                 LineListLabel *label = 0);
    virtual void drawSkyPolygon(LineList* list);
    virtual bool drawPointSource(SkyPoint *loc, float mag, char sp = 'A');
    virtual bool drawDeepSkyObject(DeepSkyObject *obj, bool drawImage = false);
    virtual bool drawPlanet(KSPlanetBase *planet);
    virtual void drawObservingList(const QList<SkyObject*>& obs);
    virtual void drawFlags();
    virtual void drawHorizon( bool filled, SkyPoint *labelPoint = 0, bool *drawLabel = 0);
    virtual void drawSatellite( Satellite* sat );
    virtual void drawDeepSkySymbol(const QPointF& pos, int type, float size, float e,
                                         float positionAngle);
    virtual bool drawSupernova(Supernova* sup);
    virtual void drawPointSource(const QPointF& pos, float size, char sp = 'A');

private:
    virtual bool drawDeepSkyImage (const QPointF& pos, DeepSkyObject* obj,
                                         float positionAngle);
    QPaintDevice *m_pd;
    const Projector* m_proj;
    bool m_vectorStars;
    QSize m_size;
    static int starColorMode;
};

#endif