LCOM1920-T5G03

struct menu {

    rectangle_t *r0, *r1, *r2;

    text_t      *t0, *t1, *t2;

    rectangle_t *frame;

};

menu_t* (menu_ctor)(const font_t *fnt){

    if(fnt == NULL) return NULL;

    menu_t *ret = (menu_t*)malloc(sizeof(menu_t));

    if (ret == NULL) return NULL;

    ret->r0 = rectangle_ctor(0, 0, 400, 100);

    ret->r1 = rectangle_ctor(0, 0, 400, 100);

    ret->r2 = rectangle_ctor(0, 0, 400, 100);

    ret->t0 = text_ctor(fnt, "PLAY");

    ret->t1 = text_ctor(fnt, "TEST");

    ret->t2 = text_ctor(fnt, "EXIT");

    ret->frame = rectangle_ctor(0, 0, 800, 500);

    if (ret->r0 == NULL || ret->r1 == NULL || ret->r2 == NULL ||

        ret->t0 == NULL || ret->t1 == NULL || ret->t2 == NULL ||

        ret->frame == NULL) return NULL;

    // VISUAL

    rectangle_set_fill_color(ret->r0, GRAPH_BLACK);

    rectangle_set_outline_width(ret->r0, 2);

    rectangle_set_outline_color(ret->r0, GRAPH_WHITE);

    rectangle_set_fill_trans(ret->r0, GRAPH_TRANSPARENT);

    rectangle_set_fill_color(ret->r1, GRAPH_BLACK);

    rectangle_set_outline_width(ret->r1, 2);

    rectangle_set_outline_color(ret->r1, GRAPH_WHITE);

    rectangle_set_fill_trans(ret->r1, GRAPH_TRANSPARENT);

    rectangle_set_fill_color(ret->r2, GRAPH_BLACK);

    rectangle_set_outline_width(ret->r2, 2);

    rectangle_set_outline_color(ret->r2, GRAPH_WHITE);

    rectangle_set_fill_trans(ret->r2, GRAPH_TRANSPARENT);

    text_set_valign(ret->t0, text_valign_center);

    text_set_halign(ret->t0, text_halign_center);

    text_set_color(ret->t0, TEXT_COLOR);

    text_set_valign(ret->t1, text_valign_center);

    text_set_halign(ret->t1, text_halign_center);

    text_set_color(ret->t1, TEXT_COLOR);

    text_set_valign(ret->t2, text_valign_center);

    text_set_halign(ret->t2, text_halign_center);

    text_set_color(ret->t2, TEXT_COLOR);

    rectangle_set_fill_color(ret->frame, GRAPH_BLACK);

    rectangle_set_outline_width(ret->frame, 6);

    rectangle_set_outline_color(ret->frame, GRAPH_WHITE);

    rectangle_set_fill_trans(ret->frame, GRAPH_TRANSPARENT);

    // POSITIONS

    rectangle_set_pos(ret->r0,

                      graph_get_XRes()/2    - rectangle_get_w(ret->r0)/2,

                      graph_get_YRes()*0.35 - rectangle_get_h(ret->r0)/2);

    rectangle_set_pos(ret->r1,

                    graph_get_XRes()/2    - rectangle_get_w(ret->r1)/2,

                    graph_get_YRes()*0.5 - rectangle_get_h(ret->r1)/2);

    rectangle_set_pos(ret->r2,

                  graph_get_XRes()/2    - rectangle_get_w(ret->r2)/2,

                  graph_get_YRes()*0.65 - rectangle_get_h(ret->r2)/2);

    text_set_pos(ret->t0, rectangle_get_x(ret->r0)+rectangle_get_w(ret->r0)/2,

                          rectangle_get_y(ret->r0)+rectangle_get_h(ret->r0)/2);

    text_set_pos(ret->t1, rectangle_get_x(ret->r1)+rectangle_get_w(ret->r1)/2,

                          rectangle_get_y(ret->r1)+rectangle_get_h(ret->r1)/2);

    text_set_pos(ret->t2, rectangle_get_x(ret->r2)+rectangle_get_w(ret->r2)/2,

                          rectangle_get_y(ret->r2)+rectangle_get_h(ret->r2)/2);

    rectangle_set_pos(ret->frame,

                  graph_get_XRes()/2    - rectangle_get_w(ret->frame)/2,

                  graph_get_YRes()*0.5 - rectangle_get_h(ret->frame)/2);

    return ret;

}

static int highlighted = -1;

int (menu_update_state)(menu_t *menu, int click) {

    if (rectangle_collide_point(menu->r0, mouse_x, mouse_y)) {

        highlighted = GAME;

        if (click) return GAME;

    } else if (rectangle_collide_point(menu->r1, mouse_x, mouse_y)) {

        highlighted = TEST;

        if (click) return TEST;

    } else if (rectangle_collide_point(menu->r2, mouse_x, mouse_y)) {

        highlighted = EXIT;

        if (click) return EXIT;

    } else {

        highlighted = -1;

    }

    return MENU;

}

void (menu_draw)(menu_t *menu) {

    rectangle_draw(menu->frame);

    switch (highlighted) {

    case GAME:

        rectangle_set_fill_color(menu->r0, HIGHLIGHT_COLOR);

        rectangle_draw(menu->r0);

        rectangle_draw(menu->r1);

        rectangle_draw(menu->r2);

        rectangle_set_fill_color(menu->r0, GRAPH_BLACK);

        break;

    case TEST:

        rectangle_set_fill_color(menu->r1, HIGHLIGHT_COLOR);

        rectangle_draw(menu->r0);

        rectangle_draw(menu->r1);

        rectangle_draw(menu->r2);

        rectangle_set_fill_color(menu->r1, GRAPH_BLACK);

        break;

    case EXIT:

        rectangle_set_fill_color(menu->r2, HIGHLIGHT_COLOR);

        rectangle_draw(menu->r0);

        rectangle_draw(menu->r1);

        rectangle_draw(menu->r2);

        rectangle_set_fill_color(menu->r2, GRAPH_BLACK);

        break;

    default:

        rectangle_draw(menu->r0);

        rectangle_draw(menu->r1);

        rectangle_draw(menu->r2);

        break;

    }

    text_draw(menu->t0);

    text_draw(menu->t1);

    text_draw(menu->t2);

}

void (menu_dtor)(menu_t *p){

    rectangle_dtor(p->r0);

    rectangle_dtor(p->r1);

    rectangle_dtor(p->r2);

    rectangle_dtor(p->frame);

    text_dtor(p->t0);

    text_dtor(p->t1);

    text_dtor(p->t2);

    free(p);

}