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

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

//  https://forge.a-lec.org/gem-graph/gem-graph-client/src/branch/devel/Makefile
//  https://docs.gtk.org/gtk4/visual_index.html  <  widgets gallery
//  https://docs.gtk.org/gtk4/class.Widget.html#height-for-width-geometry-management
//  GTK_ORIENTATION_VERTICAL       GTK_ORIENTATION_HORIZONTAL


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

//  TODO  cliquer sur "RUN"  -->  affiche "STOP"  (et inversement)
static GtkWidget *get_RUN_STOP_label(){
  GtkWidget *RS_label = gtk_label_new ("      R U N\n     S T O P");
  gtk_widget_set_size_request (GTK_WIDGET (RS_label), 20, 30);
  return RS_label;
}

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_VERTICAL, speed_adjust);
  gtk_widget_set_size_request (GTK_WIDGET (scroll_speed), 2, 140);
  return scroll_speed;
}

static GtkBox *get_speed_scrolling_box(){
  GtkBox *speed_scrolling_box = GTK_BOX(gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 2)); // spacing = 2
  gtk_box_append (speed_scrolling_box, GTK_WIDGET (gtk_label_new ("         ")));  //  AD HOC (pour "centrer")
  gtk_box_append (speed_scrolling_box, get_scroll_speed());
  return speed_scrolling_box;
}

static GtkWidget *get_STEP_by_STEP_Label(){
  GtkWidget *RS_label = gtk_label_new ("  Step\n\n(show\nactive\n rule)");
  gtk_widget_set_size_request (GTK_WIDGET (RS_label), 20, 30);
  return RS_label;
}

GtkBox *get_RUN_STOP_box(){
  GtkBox *RUN_STOP_box = GTK_BOX(gtk_box_new (GTK_ORIENTATION_VERTICAL, 20));
  gtk_box_append (RUN_STOP_box, gtk_label_new ("\n"));
  gtk_box_append (RUN_STOP_box, get_RUN_STOP_label());
  gtk_box_append (RUN_STOP_box, GTK_WIDGET (get_speed_scrolling_box()));
  gtk_box_append (RUN_STOP_box, get_STEP_by_STEP_Label());
  gtk_box_append (RUN_STOP_box, GTK_WIDGET(gtk_separator_new (GTK_ORIENTATION_HORIZONTAL)));
  return RUN_STOP_box;
}