Exoplanets.hpp

/*
 * Copyright (C) 2012 Alexander Wolf
 *
 * 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, Suite 500, Boston, MA  02110-1335, USA.
 */

#ifndef _EXOPLANETS_HPP_
#define _EXOPLANETS_HPP_

#include "StelObjectModule.hpp"
#include "StelObject.hpp"
#include "StelFader.hpp"
#include "Exoplanet.hpp"
#include <QFont>
#include <QVariantMap>
#include <QDateTime>
#include <QList>
#include <QSharedPointer>

class QNetworkAccessManager;
class QNetworkReply;
class QProgressBar;
class QSettings;
class QTimer;
class ExoplanetsDialog;
class QPixmap;
class StelButton;

typedef QSharedPointer<Exoplanet> ExoplanetP;

class Exoplanets : public StelObjectModule
{
    Q_OBJECT
public: 
    enum UpdateState {
        Updating,       
        CompleteNoUpdates,  
        CompleteUpdates,    
        DownloadError,      
        OtherError      
    };
    
    Exoplanets();
    virtual ~Exoplanets();

    // Methods defined in the StelModule class
    virtual void init();
    virtual void deinit();
    virtual void update(double deltaTime);
    virtual void draw(StelCore* core, class StelRenderer* renderer);
    virtual void drawPointer(StelCore* core, class StelRenderer* renderer,
                             StelProjectorP projector);
    virtual double getCallOrder(StelModuleActionName actionName) const;

    // Methods defined in StelObjectManager class
    virtual QList<StelObjectP> searchAround(const Vec3d& v, double limitFov, const StelCore* core) const;

    virtual StelObjectP searchByNameI18n(const QString& nameI18n) const;

    virtual StelObjectP searchByName(const QString& name) const;

    virtual QStringList listMatchingObjectsI18n(const QString& objPrefix, int maxNbItem=5) const;

    virtual QStringList listMatchingObjects(const QString& objPrefix, int maxNbItem=5) const;

    virtual QStringList listAllObjects(bool inEnglish) const;

    virtual QString getName() const { return "Exoplanets"; }

    ExoplanetP getByID(const QString& id);

    virtual bool configureGui(bool show=true);

    void restoreDefaults(void);

    void readSettingsFromConfig(void);

    void saveSettingsToConfig(void);

    bool getUpdatesEnabled(void) {return updatesEnabled;}
    void setUpdatesEnabled(bool b) {updatesEnabled=b;}

    bool getDisplayMode(void) {return distributionEnabled;}
    void setDisplayMode(bool b) {distributionEnabled=b;}

    bool getTimelineMode(void) {return timelineEnabled;}
    void setTimelineMode(bool b) {timelineEnabled=b;}

    void setEnableAtStartup(bool b) { enableAtStartup=b; }
    bool getEnableAtStartup(void) { return enableAtStartup; }

    QDateTime getLastUpdate(void) {return lastUpdate;}

    int getUpdateFrequencyHours(void) {return updateFrequencyHours;}
    void setUpdateFrequencyHours(int hours) {updateFrequencyHours = hours;}

    int getSecondsToUpdate(void);

    UpdateState getUpdateState(void) {return updateState;}

signals:
    void updateStateChanged(Exoplanets::UpdateState state);

    void jsonUpdateComplete(void);

public slots:
    void updateJSON(void);

    void setFlagShowExoplanets(bool b) { flagShowExoplanets=b; }
    bool getFlagShowExoplanets(void) { return flagShowExoplanets; }

    void setFlagShowExoplanetsButton(bool b);
    bool getFlagShowExoplanetsButton(void) { return flagShowExoplanetsButton; }

    void displayMessage(const QString& message, const QString hexColor="#999999");
    void messageTimeout(void);

private:
    // Font used for displaying our text
    QFont font;

    // if existing, delete Satellites section in main config.ini, then create with default values
    void restoreDefaultConfigIni(void);

    // Upgrade config.ini: rename old key settings to new
    void upgradeConfigIni(void);

    void restoreDefaultJsonFile(void);

    void readJsonFile(void);