OneINT_DS_PoF/ds_pof.c

// gcc $(pkg-config --cflags gtk4) -o ds_pof ds_pof.c $(pkg-config --libs gtk4)

#include <gtk/gtk.h>

// ---------------------------------------------------------
// global widgets and buffers needed across various
// callback functons //TODO: make this local to app and pass as struct
// ---------------------------------------------------------
static GtkWidget *str_button;
static GtkWidget *str_modifier;

static GtkWidget *dex_button;
static GtkWidget *dex_modifier;

static GtkWidget *int_button;
static GtkWidget *int_modifier;

static GtkWidget *con_button;
static GtkWidget *con_modifier;

static GtkWidget *wis_button;
static GtkWidget *wis_modifier;

static GtkWidget *cha_button;
static GtkWidget *cha_modifier;

static char modifier_buf[20] = {'\0'};
static char result_buf[200] = {'\0'};

static GtkWidget *prof_button;
static GtkEntryBuffer *dice_roll_buffer;
static GtkTextBuffer *calc_result_buffer;
static GtkWidget* calc_result_diag;

static GtkWidget *cinder_wrath_check;

// ---------------------------------------------------------
// callback function to calculate attack roll whenever the
// attack button is pressed
// ---------------------------------------------------------
static void attack_calc(GtkWidget *widget)
{
  //TODO: need error handling or some kind of integer only buffer (maybe spin button without buttons?)
  int dice_roll_value = atoi(gtk_entry_buffer_get_text(dice_roll_buffer));
  int str_mod_value = atoi(gtk_label_get_text((GtkLabel *) str_modifier));
  int prof_value = gtk_spin_button_get_value_as_int((GtkSpinButton *) prof_button);
  int atk_result = dice_roll_value + prof_value + str_mod_value;
  sprintf(result_buf, "Attack result: %d   [Dice: %d]  [Proficiency: %d]  [Strength: %d]",
                       atk_result, dice_roll_value, prof_value, str_mod_value);

  gtk_text_buffer_set_text(calc_result_buffer, result_buf, -1);

  // clear the dice roll field for convenience
  gtk_entry_buffer_delete_text(dice_roll_buffer, 0, -1 /*delete all*/);
}

// ---------------------------------------------------------
// callback function to calculate damage roll whenever the
// damage button is pressed
// ---------------------------------------------------------
static void damage_calc(GtkWidget *widget)
{
  int dice_roll_value = atoi(gtk_entry_buffer_get_text(dice_roll_buffer));
  int cinder_wrath = gtk_check_button_get_active((GtkCheckButton *) cinder_wrath_check);
  int str_mod_value = atoi(gtk_label_get_text((GtkLabel *) str_modifier));
  int prof_value = (cinder_wrath == 1) ? gtk_spin_button_get_value_as_int((GtkSpinButton *) prof_button) : 0;
  int additional_buff = 2; //TODO: this is for duelling, need a way to parameteris this/configure

  int dmg_result = dice_roll_value + prof_value + str_mod_value + additional_buff;
  sprintf(result_buf, "Damage result: %d   [Dice: %d]  [Proficiency: %d | Cinder Wrath %s]  [Strength: %d]  [Duelling Buff: %d]",
                       dmg_result, dice_roll_value, prof_value, (cinder_wrath == 1) ? "Enabled" : "Disabled",
                       str_mod_value, additional_buff);

  gtk_text_buffer_set_text(calc_result_buffer, result_buf, -1);

  // clear the dice roll field for convenience
  gtk_entry_buffer_delete_text(dice_roll_buffer, 0, -1 /*delete all*/);
}


// ---------------------------------------------------------
// callback function used by all core stat spin-button
// to update a stat modifier whenever the raw value in
// the spin-button is changed
// ---------------------------------------------------------
static int stat_calc(GtkWidget *spin_button, GtkWidget *mod_label)
{
  int raw_value = gtk_spin_button_get_value_as_int((GtkSpinButton *) spin_button);
  int mod_value = (int) ((raw_value - 10) / 2);
  char mod_buf[20] = {'\0'};
  sprintf(mod_buf, "%d", mod_value);
  gtk_label_set_markup(GTK_LABEL(mod_label), mod_buf);
}

// ---------------------------------------------------------
// callback function to set the character stats to those
// parsed from an input file
// ---------------------------------------------------------
static void load_from_file_activated(GSimpleAction *action, GVariant *parameter, gpointer app)
{
  g_print("load\n");
}

// ---------------------------------------------------------
// callback function to save current character stats to
// a file
// ---------------------------------------------------------
static void save_to_file_activated(GSimpleAction *action, GVariant *parameter, gpointer app)
{
  g_print("save\n");
}

// ---------------------------------------------------------
// callback function to exit the app
// ---------------------------------------------------------
static void quit_activated(GSimpleAction *action, GVariant *parameter, gpointer app)
{
  g_application_quit(G_APPLICATION (app));
}

// ---------------------------------------------------------
// activation function - configures the application UI
// ---------------------------------------------------------
static void activate (GtkApplication *app, gpointer user_data)
{
  GtkWidget *window;
  GtkWidget *grid;
  GtkWidget *button;
  GtkWidget *inscription;
  GtkAdjustment *adjustment;

  /* create a new window */
  window = gtk_application_window_new(app);
  gtk_window_set_default_size (GTK_WINDOW (window), 600, 400);

  /* Here we construct the container that is going pack our core elements (buttons etc) */
  grid = gtk_grid_new ();

  // create two stacks and a switcher so we can have two tabs
  // one tab is for the basic attack/damage roll function using the 6 cores stats
  // the second tab is for full character customisation and can affect attack/damage roll options //TODO: implement the contents of second tab
  GtkWidget *box    = gtk_box_new(GTK_ORIENTATION_VERTICAL, 6);
  GtkWidget *stack  = gtk_stack_new ();
  GtkWidget *switcher = gtk_stack_switcher_new ();

  GtkWidget *label2 = gtk_label_new("Stack Page 2");

  gtk_stack_add_titled((GtkStack *) stack, GTK_WIDGET(grid), "Calculator", "Calculator");
  gtk_stack_add_titled((GtkStack *) stack, GTK_WIDGET(label2), "Character Details", "Character Details");

  gtk_stack_switcher_set_stack((GtkStackSwitcher *) switcher, (GtkStack *) stack);

  //order matters, this way around gives tabs at top, invert for tabs at bottom
  gtk_box_prepend((GtkBox *) box, stack);
  gtk_box_prepend((GtkBox *) box, switcher);

  gtk_window_set_child(GTK_WINDOW(window), box);

  // ---------------------------------------------------------
  // Setup the spin buttons (increment/decrement buttons)
  // for the 6 core stats (STR, DEX, CON, INT, WIS, CHA)
  // The buttons start with a default of 10, can be manually
  // editied like a text box, have specified limits, and set
  // step sizes.
  // When the buttons are modified, the callback function
  // reads the button value and calculates the stat modifier
  // to then display (and use for atk/dmg calculations)
  // TODO: try to condense this block
  // ---------------------------------------------------------

  // label and increment/decrement button for strength
  const char *strength = "STR";
  GtkWidget *label = gtk_label_new (NULL);
  gtk_label_set_markup(GTK_LABEL (label), strength);
  gtk_grid_attach(GTK_GRID (grid), label, 0, 1, 1, 1); //TODO: we can raise these up by one

  adjustment = gtk_adjustment_new(10.0, 0.0, 100.0, 1.0, 5.0, 0.0);
  str_button = gtk_spin_button_new(adjustment, 1.0, 0);
  gtk_grid_attach(GTK_GRID (grid), str_button, 0, 2, 1, 1);

  str_modifier = gtk_label_new (NULL);
  gtk_grid_attach(GTK_GRID (grid), str_modifier, 0, 3, 1, 1);

  g_signal_connect(str_button, "value-changed", G_CALLBACK(stat_calc), str_modifier);

  // perform first-time stat calculation so something exists in the modifier fields
  stat_calc(str_button, str_modifier);

  // label and increment/decrement button for dexterity
  const char *dexterity = "DEX";
  label = gtk_label_new (NULL);
  gtk_label_set_markup (GTK_LABEL (label), dexterity);
  gtk_grid_attach (GTK_GRID (grid), label, 1, 1, 1, 1);

  adjustment = gtk_adjustment_new (10.0, 0.0, 100.0, 1.0, 5.0, 0.0);
  dex_button = gtk_spin_button_new (adjustment, 1.0, 0);
  gtk_grid_attach (GTK_GRID (grid), dex_button, 1, 2, 1, 1);

  dex_modifier = gtk_label_new (NULL);
  gtk_grid_attach(GTK_GRID (grid), dex_modifier, 1, 3, 1, 1);

  g_signal_connect(dex_button, "value-changed", G_CALLBACK(stat_calc), dex_modifier);

  // perform first-time stat calculation so something exists in the modifier fields
  stat_calc(dex_button, dex_modifier);

  // label and increment/decrement button for constitution
  const char *constitution = "CON";
  label = gtk_label_new (NULL);
  gtk_label_set_markup (GTK_LABEL (label), constitution);
  gtk_grid_attach (GTK_GRID (grid), label, 2, 1, 1, 1);

  adjustment = gtk_adjustment_new (10.0, 0.0, 100.0, 1.0, 5.0, 0.0);
  con_button = gtk_spin_button_new (adjustment, 1.0, 0);
  gtk_grid_attach (GTK_GRID (grid), con_button, 2, 2, 1, 1);

  con_modifier = gtk_label_new (NULL);
  gtk_grid_attach(GTK_GRID (grid), con_modifier, 2, 3, 1, 1);

  g_signal_connect(con_button, "value-changed", G_CALLBACK(stat_calc), con_modifier);

  // perform first-time stat calculation so something exists in the modifier fields
  stat_calc(con_button, con_modifier);

  // label and increment/decrement button for intelligence
  const char *intelligence = "INT";
  label = gtk_label_new (NULL);
  gtk_label_set_markup (GTK_LABEL (label), intelligence);
  gtk_grid_attach (GTK_GRID (grid), label, 3, 1, 1, 1);

  adjustment = gtk_adjustment_new (10.0, 0.0, 100.0, 1.0, 5.0, 0.0);
  int_button = gtk_spin_button_new (adjustment, 1.0, 0);
  gtk_grid_attach (GTK_GRID (grid), int_button, 3, 2, 1, 1);

  int_modifier = gtk_label_new (NULL);
  gtk_grid_attach(GTK_GRID (grid), int_modifier, 3, 3, 1, 1);

  g_signal_connect(int_button, "value-changed", G_CALLBACK(stat_calc), int_modifier);

  // perform first-time stat calculation so something exists in the modifier fields
  stat_calc(int_button, int_modifier);

  // label and increment/decrement button for wisdom
  const char *wisdom = "WIS";
  label = gtk_label_new (NULL);
  gtk_label_set_markup (GTK_LABEL (label), wisdom);
  gtk_grid_attach (GTK_GRID (grid), label, 4, 1, 1, 1);

  adjustment = gtk_adjustment_new (10.0, 0.0, 100.0, 1.0, 5.0, 0.0);
  wis_button = gtk_spin_button_new (adjustment, 1.0, 0);
  gtk_grid_attach (GTK_GRID (grid), wis_button, 4, 2, 1, 1);

  wis_modifier = gtk_label_new (NULL);
  gtk_grid_attach(GTK_GRID (grid), wis_modifier, 4, 3, 1, 1);

  g_signal_connect(wis_button, "value-changed", G_CALLBACK(stat_calc), wis_modifier);

  // perform first-time stat calculation so something exists in the modifier fields
  stat_calc(wis_button, wis_modifier);

  // label and increment/decrement button for charisma
  const char *charisma = "CHA";
  label = gtk_label_new (NULL);
  gtk_label_set_markup (GTK_LABEL (label), charisma);
  gtk_grid_attach (GTK_GRID (grid), label, 5, 1, 1, 1);

  adjustment = gtk_adjustment_new (10.0, 0.0, 100.0, 1.0, 5.0, 0.0);
  cha_button = gtk_spin_button_new (adjustment, 1.0, 0);
  gtk_grid_attach (GTK_GRID (grid), cha_button, 5, 2, 1, 1);

  cha_modifier = gtk_label_new(NULL);
  gtk_grid_attach(GTK_GRID (grid), cha_modifier, 5, 3, 1, 1);

  g_signal_connect(cha_button, "value-changed", G_CALLBACK(stat_calc), cha_modifier);

  // perform first-time stat calculation so something exists in the modifier fields
  stat_calc(cha_button, cha_modifier);

  // ---------------------------------------------------------
  // spin button for proficiency
  // ---------------------------------------------------------

  // label and increment/decrement button for proficiency
  const char *proficiency = "PROF";
  label = gtk_label_new (NULL);
  gtk_label_set_markup (GTK_LABEL (label), proficiency);
  gtk_grid_attach (GTK_GRID (grid), label, 6, 1, 1, 1);

  adjustment = gtk_adjustment_new (0.0, 0.0, 100.0, 1.0, 5.0, 0.0);
  prof_button = gtk_spin_button_new (adjustment, 1.0, 0);
  gtk_grid_attach (GTK_GRID (grid), prof_button, 6, 2, 1, 1);

  // ---------------------------------------------------------
  // text entry field for the user to input their dice roll
  // ---------------------------------------------------------

  const char *dice_roll_label = "Dice Roll:";
  label = gtk_label_new (NULL);
  gtk_label_set_markup (GTK_LABEL (label), dice_roll_label);
  gtk_grid_attach (GTK_GRID (grid), label, 0, 4, 1, 1);

  dice_roll_buffer = gtk_entry_buffer_new(NULL, -1);
  GtkWidget *dice_roll_input = gtk_entry_new_with_buffer(dice_roll_buffer);
  gtk_grid_attach (GTK_GRID (grid), dice_roll_input, 1, 4, 1, 1);

  // ---------------------------------------------------------
  // action buttons and options
  // provide buttons to calculate attack rolls and damage
  // rolls based on the supplied input dice roll
  // also provide option to indicate if Cinder Wrath is 
  // active or not, as this adds proficiency to the dmg value
  // ---------------------------------------------------------

  button = gtk_button_new_with_label ("Attack");
  g_signal_connect (button, "clicked", G_CALLBACK (attack_calc), NULL);
  gtk_grid_attach (GTK_GRID (grid), button, 0, 5, 1, 1);

  button = gtk_button_new_with_label ("Damage");
  g_signal_connect (button, "clicked", G_CALLBACK (damage_calc), NULL);
  gtk_grid_attach (GTK_GRID (grid), button, 1, 5, 1, 1);

  // checkbox to enable if raging (cinder wrath) - adds proficiency to dmg
  cinder_wrath_check = gtk_check_button_new_with_label("Cinder Wrath");
  //g_signal_connect (cinder_wrath_check, "toggled", G_CALLBACK (print_hello), NULL);
  gtk_grid_attach (GTK_GRID (grid), cinder_wrath_check, 2, 5, 3, 1);

  // ---------------------------------------------------------
  // Text buffer for displaying the result of the calculation
  // and ensure the buffer cannot be modified by the user
  // ---------------------------------------------------------

  calc_result_buffer = gtk_text_buffer_new(NULL);
  calc_result_diag = gtk_text_view_new_with_buffer(calc_result_buffer);
  // make it so the field cannot be edited by the user (makes the text non-input)
  gtk_text_view_set_editable(GTK_TEXT_VIEW(calc_result_diag), FALSE);
  gtk_text_view_set_cursor_visible(GTK_TEXT_VIEW(calc_result_diag), FALSE);
  gtk_grid_attach (GTK_GRID (grid), calc_result_diag, 0, 6, 4, 2);

  // ---------------------------------------------------------
  // Create a menu button that will allow for loading/saving
  // character configuration, as well as exiting the app
  // The menu button sits within a header bar, and uses
  // a Menu Model for the menu structure and contents
  // ---------------------------------------------------------

  // the menu button that will sit in the header bar
  GtkWidget *menubutton = gtk_menu_button_new();
  gtk_menu_button_set_direction((GtkMenuButton*) menubutton, GTK_ARROW_DOWN); //DOWN
  //gtk_widget_set_valign (GtkWidget* widget, GtkAlign align);
  gtk_widget_set_halign(menubutton, GTK_ALIGN_END);


  // the top-level menu 
  GMenu *settings_menu = g_menu_new();

  // the different options we have in the top-level menu
  GMenuItem *load_file = g_menu_item_new( "Load from file", "app.load_from_file" );
  g_menu_append_item(settings_menu, load_file);

  GMenuItem *save_file = g_menu_item_new( "Save to file", "app.save_to_file" );
  g_menu_append_item(settings_menu, save_file);

  GMenuItem *quit_app = g_menu_item_new ( "Quit", "app.quit" );
  g_menu_append_item(settings_menu, quit_app);

  // define short-cuts that we can associate with the menu items
  // <ctrl> + O for opening a file, <ctrl> + S for saving a file
  // <ctrl> + Q for exiting the application
  const char *load_accels[2] = { "<Ctrl>O", NULL };
  const char *save_accels[2] = { "<Ctrl>S", NULL };
  const char *quit_accels[2] = { "<Ctrl>Q", NULL };

  // set up the app actions (callbacks) that are taken when an item
  // in the menu is pressed
  static GActionEntry app_entries[] =
  {
    { "load_from_file", load_from_file_activated, NULL, NULL, NULL },
    { "save_to_file", save_to_file_activated, NULL, NULL, NULL },
    { "quit", quit_activated, NULL, NULL, NULL }
  };

  g_action_map_add_action_entries(G_ACTION_MAP (app), app_entries, G_N_ELEMENTS(app_entries), app);

  // apply the short-cuts that are defined above
  gtk_application_set_accels_for_action(GTK_APPLICATION (app), "app.load_from_file", load_accels);
  gtk_application_set_accels_for_action(GTK_APPLICATION (app), "app.save_to_file", save_accels);
  gtk_application_set_accels_for_action(GTK_APPLICATION (app), "app.quit", quit_accels);

  gtk_menu_button_set_menu_model((GtkMenuButton*) menubutton, G_MENU_MODEL(settings_menu));

  // create headerbar to contain the menu button
  GtkWidget *headerbar = gtk_header_bar_new();
  gtk_header_bar_pack_end((GtkHeaderBar*) headerbar, menubutton);
  
  // set the title of the headerbar
  const char *window_title_label = "DS:PoF Attack and Damage Roll Calculator";
  label = gtk_label_new (NULL);
  gtk_label_set_markup (GTK_LABEL (label), window_title_label);
  gtk_header_bar_set_title_widget((GtkHeaderBar*) headerbar, label);

  // pass the headerbar to the window
  gtk_window_set_titlebar(GTK_WINDOW (window), headerbar);
  
  // ---------------------------------------------------------
  // Open the application window
  // ---------------------------------------------------------

  gtk_window_present (GTK_WINDOW (window));
}

int main (int argc, char **argv)
{
  GtkApplication *app;
  int status;

  app = gtk_application_new ("org.gtk.example", 0);
  g_signal_connect (app, "activate", G_CALLBACK (activate), NULL);
  status = g_application_run (G_APPLICATION (app), argc, argv);
  g_object_unref (app);

  return status;
}








// static void activate ( GApplication *app, G_GNUC_UNUSED gpointer *data )
// {
//     GtkWidget *win;
//     GSimpleAction *act_connect;
//     GSimpleAction *act_disconnect;

//     /// ***
//     GMenu *menu_bar;
//     GMenu *network_menu;
//     GMenu *server_menu;

//     /// ***
//     GMenuItem *menu_item_connect;
//     GMenuItem *menu_item_disconnect;

//     /// *** Menu Bar
//     menu_bar = g_menu_new();

//     /// *** Network_Menu
//     network_menu = g_menu_new();
//     g_menu_append_submenu ( menu_bar, "Network", G_MENU_MODEL ( network_menu ) );

//     /// *** Server_Menu
//     server_menu = g_menu_new();
//     g_menu_append_submenu ( network_menu, "Server", G_MENU_MODEL ( server_menu ) );
//     /// ***

//     /// *** Create Connect and Disconnect Actions
//     act_connect    = g_simple_action_new ( "connect", NULL );
//     act_disconnect = g_simple_action_new ( "disconnect", NULL );

//     /// *** Add them to the ActionMap
//     g_action_map_add_action ( G_ACTION_MAP ( app ), G_ACTION ( act_connect ) );
//     g_action_map_add_action ( G_ACTION_MAP ( app ), G_ACTION ( act_disconnect ) );

//     /// *** Connect them to the activate Signal
//     g_signal_connect ( act_connect,    "activate", G_CALLBACK ( action_clbk ), NULL );
//     g_signal_connect ( act_disconnect, "activate", G_CALLBACK ( action_clbk ), NULL );

//     /// *** Create the Connect Item
//     menu_item_connect = g_menu_item_new ( "Connect", "app.connect" );
//     g_menu_append_item ( server_menu, menu_item_connect );

//     /// *** Create the Disconnect Item
//     menu_item_disconnect = g_menu_item_new ( "Disconnect", "app.disconnect" );
//     g_menu_append_item ( server_menu, menu_item_disconnect );

//     /// ***
//     gtk_application_set_menubar             ( GTK_APPLICATION ( app ), G_MENU_MODEL ( menu_bar ) );
//     gtk_application_window_set_show_menubar ( GTK_APPLICATION_WINDOW ( win ), TRUE );

//     /// ***
//     gtk_window_present ( GTK_WINDOW ( win ) );

//     /// *** Clean
//     g_object_unref ( act_connect );
//     g_object_unref ( act_disconnect );
//     g_object_unref ( menu_item_connect );
//     g_object_unref ( menu_item_disconnect );
//     g_object_unref ( server_menu );
//     g_object_unref ( network_menu );
//     g_object_unref ( menu_bar );
// }