// bigintmandelwidget.h

#ifndef BIGINTMANDELWIDGET_H
#define BIGINTMANDELWIDGET_H

#include <QFutureWatcher>
#include <QLabel>
#include <QMenuBar>
#include <QScrollArea>
#include <QStatusBar>
#include <QWidget>

#include "mandel.h"
#include "settingswidget.h"

class MenuBar;

class BigintMandelWidget : public QWidget {
    Q_OBJECT

    QFutureWatcher<MandelResultCell> *fw;
    MandelSettings settings;
    MenuBar *menu_bar;
    QScrollArea *scroll_area;
    QLabel *img_label;
    bool img_dirty;
    QStatusBar *status_bar;
    SettingsWidget *settings_widget;
    int draw_progress;

    inline const QSize get_ideal_size() const {
        return scroll_area->size().shrunkBy(scroll_area->contentsMargins());
    }

public:
    BigintMandelWidget(QWidget *parent = nullptr);
    ~BigintMandelWidget();
    void paintEvent(QPaintEvent *event);
    void mousePressEvent(QMouseEvent *event);
    void update_img();

public Q_SLOTS:
    void reset();
    void export_img();
    void exec_settings_widget();
    void settings_widget_accepted();
    void finished_cell(int num);
    void finished();
    void load_data();
    void save_data();
};

#endif // BIGINTMANDELWIDGET_H