source: ttyvaders/trunk/src/explosions.c @ 1057

Last change on this file since 1057 was 1057, checked in by Sam Hocevar, 14 years ago
  • Bring the tree back in sync with the new libcaca API.
  • Property svn:keywords set to Id
File size: 3.8 KB
Line 
1/*
2 *   ttyvaders     Textmode shoot'em up
3 *   Copyright (c) 2002 Sam Hocevar <sam@zoy.org>
4 *                 All Rights Reserved
5 *
6 *   $Id: explosions.c 1057 2006-09-18 16:54:08Z sam $
7 *
8 *   This program is free software; you can redistribute it and/or modify
9 *   it under the terms of the GNU General Public License as published by
10 *   the Free Software Foundation; either version 2 of the License, or
11 *   (at your option) any later version.
12 *
13 *   This program is distributed in the hope that it will be useful,
14 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
15 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16 *   GNU General Public License for more details.
17 *
18 *   You should have received a copy of the GNU General Public License
19 *   along with this program; if not, write to the Free Software
20 *   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21 */
22
23#include "config.h"
24
25#include <stdlib.h>
26
27#include "common.h"
28
29cucul_canvas_t *medium_sprite;
30cucul_canvas_t *small_sprite;
31
32void init_explosions(game *g, explosions *ex)
33{
34    cucul_buffer_t *b;
35    int i;
36
37    for(i = 0; i < EXPLOSIONS; i++)
38    {
39        ex->type[i] = EXPLOSION_NONE;
40    }
41
42    b = cucul_load_file("data/xplmed.caca");
43    medium_sprite = cucul_import_canvas(b, "");
44    cucul_free_buffer(b);
45
46    b = cucul_load_file("data/xplsmall.caca");
47    small_sprite = cucul_import_canvas(b, "");
48    cucul_free_buffer(b);
49}
50
51void add_explosion(game *g, explosions *ex, int x, int y, int vx, int vy, int type)
52{
53    int i;
54
55    for(i = 0; i < EXPLOSIONS; i++)
56    {
57        if(ex->type[i] == EXPLOSION_NONE)
58        {
59            ex->type[i] = type;
60            ex->x[i] = x;
61            ex->y[i] = y;
62            ex->vx[i] = vx;
63            ex->vy[i] = vy;
64            switch(type)
65            {
66                case EXPLOSION_MEDIUM:
67                    ex->n[i] = 11;
68                    break;
69                case EXPLOSION_SMALL:
70                    ex->n[i] = 7;
71                    break;
72            }
73            break;
74        }
75    }
76}
77
78void draw_explosions(game *g, explosions *ex)
79{
80    int i;
81
82    for(i = 0; i < EXPLOSIONS; i++)
83    {
84#if 0
85        cucul_set_fg_color(g->cv, CACA_COLOR_GREEN);
86        cucul_goto(g->cv, ex->x[i] + 3, ex->y[i]);
87        switch(cucul_rand(0,2))
88        {
89        case 0:
90            cucul_putchar(g->cv, 'p');
91            cucul_putchar(g->cv, 'i');
92            cucul_putchar(g->cv, 'f');
93            break;
94        case 1:
95            cucul_putchar(g->cv, 'p');
96            cucul_putchar(g->cv, 'a');
97            cucul_putchar(g->cv, 'f');
98            break;
99        case 2:
100            cucul_putchar(g->cv, 'p');
101            cucul_putchar(g->cv, 'o');
102            cucul_putchar(g->cv, 'u');
103            cucul_putchar(g->cv, 'f');
104            break;
105        }
106        cucul_putchar(g->cv, '!');
107#endif
108
109        switch(ex->type[i])
110        {
111            case EXPLOSION_MEDIUM:
112                cucul_set_canvas_frame(medium_sprite, 10 - ex->n[i]);
113                cucul_blit(g->cv, ex->x[i], ex->y[i], medium_sprite, NULL);
114                break;
115            case EXPLOSION_SMALL:
116                cucul_set_canvas_frame(small_sprite, 6 - ex->n[i]);
117                cucul_blit(g->cv, ex->x[i], ex->y[i], small_sprite, NULL);
118                break;
119            case EXPLOSION_NONE:
120                break;
121        }
122    }
123}
124
125void update_explosions(game *g, explosions *ex)
126{
127    int i;
128
129    for(i = 0; i < EXPLOSIONS; i++)
130    {
131        switch(ex->type[i])
132        {
133            case EXPLOSION_MEDIUM:
134            case EXPLOSION_SMALL:
135                ex->x[i] += ex->vx[i];
136                ex->y[i] += ex->vy[i];
137                ex->n[i]--;
138                if(ex->n[i] < 0)
139                {
140                    ex->type[i] = EXPLOSION_NONE;
141                }
142                break;
143            case EXPLOSION_NONE:
144                break;
145        }
146    }
147}
148
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