#include <time.h>                   /* time() */
#include <stdlib.h>                 /* srand() */

#include <iostream>

#include <gtkmm/main.h>
#include <gtkmm/window.h>
#include <gtkmm/box.h>
#include <gtkmm/button.h>
#include <gtkmm/entry.h>
#include <gtkglmm.h>

#include "SierpinskiDA.h"

int main(int argc, char * argv[])
{
    Gtk::Main gtkmain(argc, argv);
    Gtk::GL::init(argc, argv);

    Glib::RefPtr<Gdk::GL::Config> glconfig;
    glconfig = Gdk::GL::Config::create(Gdk::GL::MODE_RGB |
                                       Gdk::GL::MODE_DEPTH |
                                       Gdk::GL::MODE_DOUBLE);

    if (!glconfig)
    {
        std::cerr << "Could not create double-buffered GL visual"
                  << "Trying single-buffered visual." << std::endl;

        glconfig = Gdk::GL::Config::create(Gdk::GL::MODE_RGB |
                                           Gdk::GL::MODE_DEPTH);

        if (!glconfig)
        {
            std::cerr << "Cannot create OpenGL context!" << std::endl;
            return -1;
        }
    }

    srand(time(NULL));

    Gtk::Window mw;
    mw.set_default_size(400, 420);

    Gtk::VBox vbox;
    SierpinskiDA da(glconfig);
    vbox.pack_start(da);
    Gtk::HBox hbox;
    Gtk::Label lbl("# of points:");
    hbox.pack_start(lbl, false, false);
    Gtk::Entry num_points_e;
    hbox.pack_start(num_points_e, true, true);
    Gtk::Button regenerate_btn("_Regenerate", true);
    hbox.pack_start(regenerate_btn, false, false);
    vbox.pack_start(hbox, Gtk::PACK_SHRINK);

    mw.add(vbox);
    mw.show_all();

    Gtk::Main::run(mw);

    return 0;
}