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

#include "cold.h"
#include "widgets.h"
#include "pages.h"

GtkWidget *get_test_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");
  return image;
}

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);
  return scroll_speed;
}

//  TODO  cliquer sur "RUN"  -->  affiche "STOP"  (et inversement)
GtkBox *get_RUN_STOP_box(){
  GtkBox *RUN_STOP_box = GTK_BOX(gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 2)); // spacing = 2

  GtkWidget *RUN_Label = GTK_WIDGET (gtk_label_new (NULL)); //  "RUN"));
  const char *str = "    RUN-STOP";
  const char *format = "<span style=\"oblique\">\%s</span>"; //   ^c^v  no more...
  char *markup;

  markup = g_markup_printf_escaped (format, str);
  gtk_label_set_markup (GTK_LABEL (RUN_Label), markup); //  Sets the labels text and attributes from markup.
  g_free (markup);

  gtk_label_set_max_width_chars (GTK_LABEL(RUN_Label), 12);
  gtk_label_set_wrap (GTK_LABEL(RUN_Label), TRUE);
  gtk_label_set_xalign (GTK_LABEL(RUN_Label), 0.5);  //  xalign value, between 0 and 1
  gtk_label_set_yalign (GTK_LABEL(RUN_Label), 0.5);
  gtk_label_set_selectable (GTK_LABEL(RUN_Label), FALSE); //  default = FALSE
  gtk_label_set_single_line_mode (GTK_LABEL(RUN_Label), TRUE); //  default = TRUE
                                                               //
  gtk_box_append (RUN_STOP_box, RUN_Label);
  return RUN_STOP_box;
}

GtkBox *get_STEP_by_STEP_box(){
  GtkBox *STEP_by_STEP_box = GTK_BOX(gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0));
  GtkWidget *STEP_by_STEP_Label = GTK_WIDGET (gtk_label_new ("ONE\nSTEP"));
  gtk_box_append (STEP_by_STEP_box, STEP_by_STEP_Label);
  return STEP_by_STEP_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 ("ZOOM\n    ---\n(space\nstruct.)"));
  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_box_append (TOOL_box, ZOOM_Label);
  return TOOL_box;
}

GtkBox *get_XYZ_box(){
  GtkBox *XYZ_box = GTK_BOX(gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 2)); // spacing = 2
  //  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_box_append (XYZ_box, scroll_X);
  gtk_box_append (XYZ_box, scroll_Y);
  gtk_box_append (XYZ_box, scroll_Z);

//  gtk_box_set_baseline_position (XYZ_box, GTK_BASELINE_POSITION_BOTTOM);

  return XYZ_box;
}

GtkBox *get_ELAPSED_TIME_box(){
  GtkBox *ELAPSED_TIME_box = GTK_BOX(gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 2));

//  GtkProgressBar *get_simulation_time_extent_buffer(){
  GtkProgressBar *buffer = GTK_PROGRESS_BAR (gtk_progress_bar_new ());
  gtk_progress_bar_set_text (buffer, "<---  [buffer]  (simulation extensive time)  --->");
  gtk_progress_bar_set_show_text (buffer, TRUE);
  gtk_widget_set_size_request (GTK_WIDGET (buffer), W_IMAGE, 40);

  gtk_box_append (ELAPSED_TIME_box, GTK_WIDGET(buffer));
  return ELAPSED_TIME_box;
}

GtkProgressBar *get_simulation_time_extent_buffer(){

  GtkProgressBar *buffer = GTK_PROGRESS_BAR (gtk_progress_bar_new ());
  gtk_progress_bar_set_text (buffer, "<---  [buffer]  (simulation extensive time)  --->");
  gtk_progress_bar_set_show_text (buffer, TRUE);
  gtk_widget_set_size_request (GTK_WIDGET (buffer), W_IMAGE, 40);

  return buffer;
}

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;
}

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 ("   promotion 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 *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()));
  return frame_objects;
}

static GtkWidget *get_frame_situations(){
  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()));
  return frame_situations;
}

GtkWidget *get_objects_and_situations_horizontal_pane(){
  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;
}GtkScrolledWindow *get_scrolled_gl_area(){
  GtkScrolledWindow *scrolled = GTK_SCROLLED_WINDOW(gtk_scrolled_window_new());
  gtk_scrolled_window_set_min_content_width  (scrolled, W_IMAGE);
  gtk_scrolled_window_set_min_content_height (scrolled, H_IMAGE);
//  GtkAdjustment *width  = gtk_adjustment_new (600, 300, 1000, 1, 1, 1000);
//  GtkAdjustment *height = gtk_adjustment_new (600, 300, 1000, 1, 1, 1000);
    //      (value, lower, upper, step_increment, page_increment, page_size)
//  GtkWidget *GLarea = gtk_gl_area_new();
//  gtk_scrolled_window_set_child (scrolled, GLarea);
//  https://docs.gtk.org/gtk4/class.GLArea.html
  return scrolled;
}