vnlib.h

#pragma once
#include <functional>
#include <initializer_list>
#include "util.h"
#include "bn_core.h"
#include "bn_optional.h"
#include "bn_keypad.h"
#include "bn_sprite_ptr.h"
#include "bn_regular_bg_ptr.h"
#include "bn_regular_bg_item.h"
#include "bn_sprite_item.h"
#include "bn_string_view.h"
#include "bn_sprite_text_generator.h"
#include "bn_sprite_animate_actions.h"
#include "bn_blending.h"
#include "bn_timer.h"
#include "bn_sound_item.h"
#include "bn_sound_actions.h"
 
#include "common_variable_8x8_sprite_font.h"
#include "common_fixed_8x8_sprite_font.h"
#include "common_fixed_8x16_sprite_font.h"
 
namespace vnlib {
    typedef void (*story_fx)();
 
    struct MenuChoice {
        bn::string_view option;
        void (*story)();
    };
    struct MenuOptions {
        // ** text options **
        bn::fixed choice_x;
        bn::fixed choice_y;
        bool use_variable_width;
        // ** cursor options **
        bn::fixed cursor_x;
        bn::fixed cursor_y;
        // ** background options **
        bool use_bg;
        bn::fixed bg_x;
        bn::fixed bg_y;
        bn::fixed bg_width;
        // ** selection options **
        int default_selection;
        bool store_selection_as_default;
        // ** grid options **
        int cols;
        bn::fixed ani_x_inc;
        bn::fixed ani_y_inc;
 
        MenuOptions* with_choice_x(bn::fixed x) { choice_x = x; return this; }
        MenuOptions* with_choice_y(bn::fixed y) { choice_y = y; return this; }
        MenuOptions* with_cursor_x(bn::fixed x) { cursor_x = x; return this; }
        MenuOptions* with_cursor_y(bn::fixed y) { cursor_y = y; return this; }     
        MenuOptions* with_cols(int c) { cols = c; return this; }        
        MenuOptions* with_use_bg(bool u) { use_bg = u; return this; }
    };
    struct SayOptions {
        bool enable_fastforward;
        bool disable_blocking;
    };
    enum AnimationSlot {
        SLOT_8_1 = 0,
        SLOT_8_2 = 1,
        SLOT_8_3 = 2,
        SLOT_8_4 = 3,
        SLOT_8_5 = 4,
        SLOT_8_6 = 5,
        SLOT_8_7 = 6,
        SLOT_8_8 = 7,
        SLOT_8_9 = 8,
        SLOT_8_10 = 9,
        SLOT_32_1 = 24,
        SLOT_32_2 = 25,
    };
    enum EndingType {
        BAD_END = 0,
        GOOD_END = 1,
        PERFECT_END = 2
    };
    typedef void (*end_fx)(EndingType);
 
    void bg(bn::regular_bg_item item);
    void fade_out_to_black();
    void fade_in_from_black();
    void show(bn::regular_bg_item who);
    void hide();
    void play_music(std::initializer_list<bn::sound_item> items);
    void stop_music();
    void say(bn::string_view who, std::initializer_list<bn::string_view> what);
    void say(bn::string_view who, std::initializer_list<bn::string_view> what, SayOptions options);
    void hide_say();
    MenuChoice choice(bn::string_view option, story_fx);
    MenuOptions default_MenuOptions();
    MenuOptions dense_MenuOptions();
    void menu(std::initializer_list<MenuChoice> choices);
    void menu(std::initializer_list<MenuChoice> choices, MenuOptions* options);
    bn::string<8> keyboard_input_8();
    bn::string<8> keyboard_input_8(bn::string<8> starting_from);
    void text(bn::string_view text, bn::fixed x, bn::fixed y);
    void sprite(bn::sprite_item item, bn::fixed x, bn::fixed y);
    void animate_8(bn::sprite_item item, bn::fixed x, bn::fixed y, AnimationSlot slot, int,int,int,int,int,int,int,int);
    void animate_32(bn::sprite_item item, bn::fixed x, bn::fixed y, AnimationSlot slot,
        int,int,int,int,int,int,int,int,
        int,int,int,int,int,int,int,int,
        int,int,int,int,int,int,int,int,
        int,int,int,int,int,int,int,int
    );
    void free(AnimationSlot slot);
    void end(EndingType type);
    void free();
    bool wait_save_screen();
    bool wait_load_screen();
 
    void set_save_screen(bn::regular_bg_item bg_save_screen_item);
    void set_bg_textbox(bn::regular_bg_item bg_textbox_item);
    void set_keyboard(bn::regular_bg_item bg_keyboard_item);
    void set_cursor(bn::sprite_item cursor_item);
    void set_menu_option_left(bn::sprite_item menu_option_item);
    void set_menu_option_right(bn::sprite_item menu_option_item);
    void set_story_init(story_fx);
    void set_read_all_saves(void (*read_all_saves)());
    void set_save_slot_selected(void (*save_slot_selected)(int slot));
    void set_write_to_slot(void (*write_to_slot)(int slot));
    void set_render_save_slot(void (*render)(int slot, bn::fixed x, bn::fixed y, bn::sprite_text_generator gen, bn::vector<bn::sprite_ptr, 96>* sprites));
    void set_end_fx(end_fx);
    void set_fade_times(int times);
    void maybe_handle_ending();
    void main();
    void next(story_fx);
}