starbrowser.h

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// starbrowser.h
// 
// Copyright (C) 2001, Chris Laurel <claurel@shatters.net>
//
// Star browser tool for celestia.
//
// 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.

#ifndef _CELENGINE_STARBROWSER_H_
#define _CELENGINE_STARBROWSER_H_

#include "star.h"
#include "stardb.h"
#include "simulation.h"

#ifndef MIN
#define MIN(a,b) ((a<b)?a:b)
#endif


class StarBrowser
{
 public:
    enum {
        NearestStars = 0,
        BrighterStars = 1,
        BrightestStars = 2,
        StarsWithPlanets = 3,
    };

    StarBrowser();
    StarBrowser(Simulation *_appSim, int pred = NearestStars);
    std::vector<const Star*>* listStars(unsigned int);
    void setSimulation(Simulation *_appSim);
    const Star *nearestStar(void);
    bool setPredicate(int pred);
    void refresh();

 public:
    // The star browser data is valid for a particular point
    // in space, and for performance issues is not continuously
    // updated.
    Point3f pos;
    UniversalCoord ucPos;

 private:
    Simulation *appSim;
    int predicate;
};

#endif // _CELENGINE_STARBROWSER_H_

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