libcaca/src/box.c

/*
 *   ttyvaders     Textmode shoot'em up
 *   Copyright (c) 2002-2003 Sam Hocevar <sam@zoy.org>
 *                 All Rights Reserved
 *
 *   $Id$
 *
 *   This program is free software; you can redistribute it and/or modify
 *   it under the terms of the GNU General Public License as published by
 *   the Free Software Foundation; either version 2 of the License, or
 *   (at your option) any later version.
 *
 *   This program is distributed in the hope that it will be useful,
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *   GNU General Public License for more details.
 *
 *   You should have received a copy of the GNU General Public License
 *   along with this program; if not, write to the Free Software
 *   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 */

#include "config.h"

#include <stdlib.h>

#include "common.h"

box * create_box(game *g, int x, int y, int w, int h)
{
    box *b = malloc(sizeof( box ));

    b->x = x;
    b->y = y;
    b->w = w;
    b->h = h;
    b->frame = 0;

    return b;
}

void draw_box(game *g, box *b)
{
    int i, j, frame;

    ee_color(EE_YELLOW);

    /* Draw the thin horizontal line */
    if(b->frame < 8)
    {
        for(i = b->x - b->w * b->frame / 16 ;
             i < b->x + b->w * b->frame / 16 ;
             i++)
        {
            ee_goto(i, b->y);
            ee_putchar('X');
        }

        return;
    }

    /* Draw the frame */
    frame = b->frame < 12 ? b->frame : 12;

    for(i = b->x - b->w / 2 ;
         i < b->x + b->w / 2 ;
         i++)
    {
        ee_goto(i, b->y - b->h * (frame - 8) / 8);
        ee_putchar('X');
        ee_goto(i, b->y + b->h * (frame - 8) / 8);
        ee_putchar('X');
    }

    for(j = b->y - b->h * (frame - 8) / 8 ;
         j < b->y + b->h * (frame - 8) / 8 ;
         j++)
    {
        ee_goto(b->x - b->w / 2, j);
        ee_putchar('X');
        ee_goto(b->x + b->w / 2 - 1, j);
        ee_putchar('X');
    }

    ee_color(EE_BLACK);

    for(j = b->y - b->h * (frame - 8) / 8 + 1 ;
         j < b->y + b->h * (frame - 8) / 8 ;
         j++)
    {
        for(i = b->x - b->w / 2 + 1 ;
             i < b->x + b->w / 2 - 1 ;
             i++)
        {
            ee_goto(i, j);
            ee_putchar('X');
        }
    }

    if(b->frame < 12)
    {
        return;
    }

    /* Draw the text inside the frame */
    ee_color(EE_YELLOW);

    /* FIXME: use a font */
    ee_goto(b->x - b->w / 2 + 12, b->y - b->h / 2 + 2);
    ee_putstr("XXXX.  .XXXX  X   X  .XXXX  .XXXX  XXXX.");
    ee_goto(b->x - b->w / 2 + 12, b->y - b->h / 2 + 3);
    ee_putstr("X  `X  X'  X  X   X  X'     X'     X  `X");
    ee_goto(b->x - b->w / 2 + 12, b->y - b->h / 2 + 4);
    ee_putstr("XXXX'  XXXXX  X   X  `XXX   XXXX   X   X");
    ee_goto(b->x - b->w / 2 + 12, b->y - b->h / 2 + 5);
    ee_putstr("X'     X' `X  X. ,X     `X  X'     X  ,X");
    ee_goto(b->x - b->w / 2 + 12, b->y - b->h / 2 + 6);
    ee_putstr("X      X   X  `XXXX  XXXX'  `XXXX  XXXX'");
}

void free_box(box *b)
{
    free(b);
}