source: ttyvaders/trunk/src/graphics.c @ 72

Last change on this file since 72 was 72, checked in by Sam Hocevar, 18 years ago
  • Fixed keywords, ignore, and lots of tiny SVN things.
  • Property svn:keywords set to Id
File size: 3.6 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: graphics.c 72 2003-10-02 01:08:13Z 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#include <unistd.h>
27
28#include "common.h"
29
30int init_graphics( void )
31{
32#ifdef USE_SLANG
33    /* Initialize slang library */
34    SLsig_block_signals();
35    SLtt_get_terminfo();
36
37    if( SLkp_init() == -1 )
38    {
39        SLsig_unblock_signals();
40        return 1;
41    }
42
43    SLang_init_tty (-1, 0, 1);
44
45    if( SLsmg_init_smg() == -1 )
46    {
47        SLsig_unblock_signals();
48        return 1;
49    }
50
51    SLsig_unblock_signals();
52
53    SLsmg_cls();
54    SLsmg_refresh();
55#elif USE_NCURSES
56    /* Initialize ncurses library */
57    initscr();
58    keypad(stdscr, TRUE);
59    nonl();
60    cbreak();
61    noecho();
62    nodelay(stdscr, TRUE);
63#else
64    /* Dummy driver */
65#endif
66
67    return 0;
68}
69
70void init_game( game *g )
71{
72#ifdef USE_SLANG
73    static char * const colors[] =
74    {
75        "black", "green", "yellow", "white",
76        "red", "gray", "lightgray", "blue", "cyan", "magenta", NULL
77    };
78
79    int i;
80
81    for( i = 0; colors[i] ; i++ )
82    {
83        SLtt_set_color( i+1, NULL, colors[i], "black" );
84    }
85
86    g->w = SLtt_Screen_Cols;
87    g->h = SLtt_Screen_Rows;
88#elif USE_NCURSES
89    start_color();
90
91    init_pair( BLACK, COLOR_BLACK, COLOR_BLACK );
92    init_pair( GREEN, COLOR_GREEN, COLOR_BLACK );
93    init_pair( YELLOW, COLOR_YELLOW, COLOR_BLACK );
94    init_pair( WHITE, COLOR_WHITE, COLOR_BLACK );
95    init_pair( RED, COLOR_RED, COLOR_BLACK );
96    init_pair( GRAY, COLOR_WHITE, COLOR_BLACK ); // XXX
97    init_pair( LIGHTGRAY, COLOR_WHITE, COLOR_BLACK ); // XXX
98    init_pair( BLUE, COLOR_BLUE, COLOR_BLACK );
99    init_pair( CYAN, COLOR_CYAN, COLOR_BLACK );
100    init_pair( MAGENTA, COLOR_MAGENTA, COLOR_BLACK );
101
102    g->w = COLS;
103    g->h = LINES;
104#else
105    /* Use dummy driver */
106    g->w = 80;
107    g->h = 25;
108#endif
109}
110
111char get_key( void )
112{
113#ifdef USE_SLANG
114    if( SLang_input_pending (0) )
115    {
116        return SLang_getkey();
117    }
118#elif USE_NCURSES
119    char key;
120
121    if( ( key = getch() ) != ERR )
122    {
123        return key;
124    }
125#else
126    /* Use dummy driver */
127    char key = GET_RAND(0,256);
128
129    if( key != 'q' && key != 'p' && key != '\t' )
130    {
131        return key;
132    }
133#endif
134
135    return 0;
136}
137
138void gfx_delay( void )
139{
140#ifdef USE_SLANG
141    usleep(40000);
142#elif USE_NCURSES
143    usleep(40000);
144#else
145    /* Use dummy driver */
146#endif
147}
148
149void clear_graphics( void )
150{
151#ifdef USE_SLANG
152    SLsmg_cls();
153#elif USE_NCURSES
154    clear();
155#else
156    /* Use dummy driver */
157#endif
158}
159
160void refresh_graphics( void )
161{
162    gfx_goto( 0, 0 );
163#ifdef USE_SLANG
164    SLsmg_refresh();
165#elif USE_NCURSES
166    refresh();
167#else
168    /* Use dummy driver */
169#endif
170}
171
172void end_graphics( void )
173{
174#ifdef USE_SLANG
175    SLang_reset_tty();
176    SLsmg_reset_smg();
177#elif USE_NCURSES
178    endwin();
179#else
180    /* Use dummy driver */
181#endif
182}
183
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