fwelcome.h

#ifndef FWELCOME_H
#define FWELCOME_H

#include <QtGui/QImage>
#include <QtWidgets/QDialog>
#include <QtWidgets/QLabel>
#include <QtWidgets/QPushButton>
#include <QtWidgets/QSpinBox>
#include <QtWidgets/QSlider>
#include <QtWidgets/QProgressBar>
#include <QtWidgets/QGridLayout>
#include <QtWidgets/QFileDialog>
// Pour les valeurs max des SpinBox
#include <QtWidgets/QDesktopWidget>
#include <QtWidgets/QApplication>

#include <iostream>
#include <fstream>
#include <ctime>

#include "../debug.h"

#define COEF_TAILLE_MAX_FORET 1.9
#define LargeurMaximaleMenusDroite 300
#define HauteurMaximaleBarresFenetre 45

enum DialogCode{Rejected, Accepted, Load, Restore, RestoreSeed};

class Fwelcome : public QDialog
{
Q_OBJECT
private:
    int Max_larg = (QApplication::desktop()->screenGeometry().width()
                    -LargeurMaximaleMenusDroite -20)*COEF_TAILLE_MAX_FORET;
    // 45 pixel à cause des marges et menu (observé 43)
    int Max_haut = (QApplication::desktop()->screenGeometry().height()
                    -HauteurMaximaleBarresFenetre -25)*COEF_TAILLE_MAX_FORET;

    QGridLayout* gridLayButtons;

    QSpinBox* haut_spin;
    QSpinBox* larg_spin;
    QPushButton* max_width_btn ;
    QPushButton* min_width_btn ;
    QPushButton* max_height_btn ;
    QPushButton* min_height_btn ;

    QLabel* p_value;
    QLabel* c_value;
    
    QPushButton* valid_btn;
    QPushButton* cancel_btn;
    QPushButton* loadFromImgBtn;
    QPushButton* restoreBtn;
    QPushButton* seedBtn;
    
    QImage* pictureForest;
    
    QFileDialog* fileDialog;
    QDir picturesBrowserLocation;
    
    float proba;
    float burningCoef;
    std::time_t seed;
    
    std::ifstream* file;

public:
/* Constructeur et destructeur */
    Fwelcome(QWidget* parent);
    Fwelcome(QWidget* parent, int _largeur, int _hauteur);
    virtual ~Fwelcome();

/* Gestion graphique */
    void createComponents();
    void initComponents();
    void initEvents();
    void addCancel() const;

    virtual void  closeEvent(QCloseEvent * e);
    
    /* Setters */
public slots:
    void setProba(int x);
    void setCoef(int x);
    
public:
/* Getters */
    int getHaut() const { return haut_spin->value(); }
    int getLarg() const { return larg_spin->value(); }
    float getProba() const  { return proba; }
    float getCoef() const   { return burningCoef; }
    float getSeed() const   { return seed; }
    
    std::ifstream* getFile() { return file; }
    QImage* getImage() { return pictureForest; }

public:
/* Chargements */
    void openFile(QString filename);
    void loadSizes();

    void checkInitFileDialog(QString windows_name);

    void restore(QString filename);
    void loadFromImg(QString filename);
    void loadSeed(QString filename);


private slots:
    /*** Fonctions pour donner les tailles min et max de la forêt ***/
    void giveMinWidth() {larg_spin->setValue(100);}
    void giveMaxWidth() {larg_spin->setValue(Max_larg);}
    void giveMinHeight()    {haut_spin->setValue(100);}
    void giveMaxHeight()    {haut_spin->setValue(Max_haut);}

public slots:
    // Slots d'ouverture FileDialog pour chargement
    
    void popImageDIalog();
    void popSaveDialog();
    void popSeedDialog();
};

#endif // FWELCOME_H