#include <stdio.h>
#include <gtk-4.0/gtk/gtk.h>

#include "cold.h"
#include "display.h"
#include "contain.h"
#include "texts.h"

//------------------------------------------------------------------------------

GtkWidget *get_SPACE_IMAGE(){
  GtkWidget *image;
  //  forget  >  GTK_WIDGET(get_scrolled_gl_area());
  //  Use GtkImage if you want to display a fixed-size icon
  //  and GtkPicture if you want to display a (maybe) scaled picture.
  image = gtk_image_new_from_file("/home/jean/01/Gtk4/Getting_Started_with_GTK/image aXoris.png");
  image = gtk_picture_new_for_filename ("/home/jean/01/Gtk4/Getting_Started_with_GTK/image gg sketch.png");
  image = gtk_picture_new_for_filename ("/home/jean/01/Gtk4/Getting_Started_with_GTK/image E coli (Goodsell).png");
  gtk_widget_set_size_request (GTK_WIDGET (image), W_IMAGE, H_IMAGE);
  return image;
}

//------------------------------------------------------------------------------

//  TODO  cliquer sur "RUN"  -->  affiche "STOP"  (et inversement)
static GtkWidget *get_scroll_speed(){
  GtkAdjustment *speed_adjust = gtk_adjustment_new (0, 0, 100, 1, 0, 0);
  GtkWidget *scroll_speed = gtk_scrollbar_new (GTK_ORIENTATION_HORIZONTAL, speed_adjust);
  gtk_widget_set_size_request (GTK_WIDGET (scroll_speed), 140, 2);
  return scroll_speed;
}

static GtkBox *get_SPEED_box(){
  GtkBox *SPEED_box = GTK_BOX(gtk_box_new (GTK_ORIENTATION_VERTICAL, 0));
  gtk_box_append (SPEED_box, GTK_WIDGET(gtk_label_new ("\n")));
  gtk_box_append (SPEED_box, get_scroll_speed());
  return SPEED_box;
}

GtkBox *get_RUN_STOP_box(){
  GtkBox *RUN_STOP_box = GTK_BOX(gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 20));
//  gtk_box_append (RUN_STOP_box, gtk_label_new ("\n"));
  gtk_box_append (RUN_STOP_box, GTK_WIDGET(gtk_label_new ("      R U N\n     S T O P")));
  gtk_box_append (RUN_STOP_box, GTK_WIDGET (get_SPEED_box()));
  gtk_box_append (RUN_STOP_box, GTK_WIDGET(gtk_label_new ("            STEP\n(show active rule)    ")));
//  gtk_box_append (RUN_STOP_box, GTK_WIDGET(gtk_separator_new (GTK_ORIENTATION_VERTICAL)));
  return RUN_STOP_box;
}
//------------------------------------------------------------------------------

GtkBox *get_ZOOM_box(){
  GtkBox *ZOOM_box = GTK_BOX(gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0));
  GtkWidget *ZOOM_Label = GTK_WIDGET (gtk_label_new (\
    "\n   TOOLS\n      ---\n   zoom\n      ---\n   (space\n   struct.)\n\
      ---\n   (arrows\n   struct.)\n"));
  gtk_widget_set_size_request (GTK_WIDGET (ZOOM_box), 10, 80);
  gtk_box_append (ZOOM_box, ZOOM_Label);
  return ZOOM_box;
}

//------------------------------------------------------------------------------

GtkBox *get_edit_TOOL_box(){
  GtkBox *TOOL_box = GTK_BOX(gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0));
  GtkWidget *ZOOM_Label = GTK_WIDGET (gtk_label_new ("TOOLS\n    ---\n(space\nstruct.)"));
  gtk_widget_set_size_request (GTK_WIDGET (TOOL_box), 10, 120);
  gtk_box_append (TOOL_box, ZOOM_Label);
  return TOOL_box;
}

//------------------------------------------------------------------------------

GtkBox *get_XYZ_box(){
  GtkBox *XYZ_labels_box = GTK_BOX(gtk_box_new (GTK_ORIENTATION_VERTICAL, 2)); // spacing = 2
  GtkBox *XYZ_scrollbar_box = GTK_BOX(gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 2)); // spacing = 2q
  //  GtkWidget *scale_X = gtk_scale_button_new (0, 360, 10, NULL);  <  à étudier
  //                    (double min, double max, double step, const char** icons)
  GtkAdjustment *X_adjust = gtk_adjustment_new (0, 0, 380, 1, 0, 0);
  GtkAdjustment *Y_adjust = gtk_adjustment_new (0, 0, 380, 1, 0, 0);
  GtkAdjustment *Z_adjust = gtk_adjustment_new (0, 0, 380, 1, 0, 0);
  GtkWidget *scroll_X = gtk_scrollbar_new (GTK_ORIENTATION_VERTICAL, X_adjust);
  GtkWidget *scroll_Y = gtk_scrollbar_new (GTK_ORIENTATION_VERTICAL, Y_adjust);
  GtkWidget *scroll_Z = gtk_scrollbar_new (GTK_ORIENTATION_VERTICAL, Z_adjust);
  gtk_widget_set_size_request (GTK_WIDGET (scroll_X), 1, 500);

  gtk_box_append (XYZ_scrollbar_box, GTK_WIDGET (gtk_label_new ("  ")));  //  AD HOC (pour "centrer")
  gtk_box_append (XYZ_scrollbar_box, scroll_X);
  gtk_box_append (XYZ_scrollbar_box, scroll_Y);
  gtk_box_append (XYZ_scrollbar_box, scroll_Z);

  gtk_box_append (XYZ_labels_box, GTK_WIDGET (gtk_label_new ("\nX Y Z")));
  gtk_box_append (XYZ_labels_box, GTK_WIDGET (XYZ_scrollbar_box));
  gtk_box_append (XYZ_labels_box, GTK_WIDGET (gtk_label_new ("")));
  return XYZ_labels_box;
}

//------------------------------------------------------------------------------

GtkProgressBar *get_ELAPSED_TIME_ProgressBar(){ //  To rename : DO - UNDO - REDO ?
  GtkProgressBar *buffer = GTK_PROGRESS_BAR (gtk_progress_bar_new ());
  gtk_progress_bar_set_text (buffer,\
  "\n<---  [buffer]  (simulation extensive time)  --->\n\
    supports DO - UNDO - REDO   functions\n");
  gtk_progress_bar_set_show_text (buffer, TRUE);
  gtk_widget_set_size_request (GTK_WIDGET (buffer), W - 400, 0);
  return buffer;
}

//------------------------------------------------------------------------------

//  Chaque label "objet" ou "situation" sera remplacé par un curseur "transparence" (vertical)

static GtkBox *get_objects_box(){
  GtkBox *objects_box = GTK_BOX(gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0));
  gtk_box_append (objects_box, GTK_WIDGET (gtk_label_new ("   membrane     ")));
  gtk_box_append (objects_box, GTK_WIDGET (gtk_label_new ("   co-enzyme A     ")));
  gtk_box_append (objects_box, GTK_WIDGET (gtk_label_new ("   ribosome     ")));
  gtk_box_append (objects_box, GTK_WIDGET (gtk_label_new ("   cytochrome C     ")));
  gtk_box_append (objects_box, GTK_WIDGET (gtk_label_new ("   ATP synthase     ")));
  gtk_box_append (objects_box, GTK_WIDGET (gtk_label_new ("   chromosome     ")));
  return objects_box;
}

static GtkBox *get_situations_box(){
  GtkBox *situations_box = GTK_BOX(gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0));
  gtk_box_append (situations_box, GTK_WIDGET (gtk_label_new ("   transcription     ")));
  gtk_box_append (situations_box, GTK_WIDGET (gtk_label_new ("   activation opéron lactose    ")));
  gtk_box_append (situations_box, GTK_WIDGET (gtk_label_new ("   translation     ")));
  gtk_box_append (situations_box, GTK_WIDGET (gtk_label_new ("   transport Na/K     ")));
  gtk_box_append (situations_box, GTK_WIDGET (gtk_label_new ("   ubiquitination     ")));
  gtk_box_append (situations_box, GTK_WIDGET (gtk_label_new ("   rotation du moteur flagellaire     ")));
  return situations_box;
}

static GtkWidget *get_frame_objects(){
  GtkWidget *scroll = gtk_scrolled_window_new ();
  gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scroll), GTK_POLICY_AUTOMATIC, GTK_POLICY_NEVER);
  GtkWidget *frame_objects = gtk_frame_new ("  Objects");          //  defines each class of object transparence
  gtk_widget_set_size_request (frame_objects, 0, H_STYLES_PANE); //  <  utile seulement pour la largeur min/max
  gtk_frame_set_child (GTK_FRAME (frame_objects), GTK_WIDGET (get_objects_box()));
  gtk_scrolled_window_set_child (GTK_SCROLLED_WINDOW (scroll), frame_objects);
  return scroll;
}

static GtkWidget *get_frame_situations(){
  GtkWidget *scroll = gtk_scrolled_window_new ();
  gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scroll), GTK_POLICY_AUTOMATIC, GTK_POLICY_NEVER);
  GtkWidget *frame_situations = gtk_frame_new ("  Situations");       //  facilitates each situation identification
  gtk_widget_set_size_request (GTK_WIDGET (frame_situations), 0, H_STYLES_PANE); //  <  utile seulement pour la largeur min/max
  gtk_frame_set_child (GTK_FRAME (frame_situations), GTK_WIDGET (get_situations_box()));
  gtk_scrolled_window_set_child (GTK_SCROLLED_WINDOW (scroll), frame_situations);
  return scroll;
}

GtkWidget *get_OBJECTS_and_SITUATIONS(){
  GtkWidget *objects_and_situations_horizontal_pane = gtk_paned_new (GTK_ORIENTATION_HORIZONTAL);
  gtk_paned_set_start_child (GTK_PANED(objects_and_situations_horizontal_pane), GTK_WIDGET (get_frame_objects()));
  gtk_paned_set_end_child (GTK_PANED(objects_and_situations_horizontal_pane), GTK_WIDGET (get_frame_situations()));
  return objects_and_situations_horizontal_pane;
}