umorna/source/menu.c

#include "core.h"
#include "game.h"
#include "engine.h"
#include "menu.h"

int define_menu (char * title,
                 int    x,
                 int    y) {
	menu_title [menu_count] = title;
	menu_items [menu_count] = 0;
	menu_x     [menu_count] = x;
	menu_y     [menu_count] = y;
	menu_show  [menu_count] = 0;

	return (menu_count++);
}

int define_menu_item (int     menu,
                      char  * text,
                      int     icon,
                      void (* action) (void)) {
	menu_text   [menu] [menu_items [menu]] = text;
	menu_icon   [menu] [menu_items [menu]] = icon;
	menu_action [menu] [menu_items [menu]] = action;

	return (menu_items [menu]++);
}

void menu_configure (void) {
	int index;

	menu_traits = define_menu ("Traits", 0, 0);

	for (index = 0; index < chad_trait_count; ++index) {
		(void) define_menu_item (menu_traits, chad_trait_name [index], index, 0);
	}

	menu_skills = define_menu ("Skills", 200, 0);

	for (index = 0; index < chad_skill_count; ++index) {
		(void) define_menu_item (menu_skills, chad_skill_name [index], 3 + index, 0);
	}

	menu_values = define_menu ("Values", 400, 0);

	for (index = 0; index < chad_value_count; ++index) {
		(void) define_menu_item (menu_values, chad_value_name [index], 27 + index, 0);
	}
}

void render_menu (int menu) {
	int index;

	for (index = 0; index < menu_items [menu]; ++index) {
		int x = (menu_icon [menu] [index] / 10) * ICON_SIZE;
		int y = (menu_icon [menu] [index] % 10) * ICON_SIZE;
		render_icon (x, y, ICON_SIZE, ICON_SIZE, menu_x [menu], menu_y [menu] + index * ICON_SIZE);
		render_text (menu_text [menu] [index], menu_x [menu] + ICON_SIZE, menu_y [menu] + index * ICON_SIZE);
	}
}

int menu_count = 0;

char * menu_title [24];
int    menu_items [24];
int    menu_x     [24];
int    menu_y     [24];
int    menu_show  [24];

char  * menu_text   [24] [24];
int     menu_icon   [24] [24];
void (* menu_action [24] [24]) (void);

int menu_traits, menu_skills, menu_values;