source: ttyvaders/trunk/libee/graphics.c @ 156

Last change on this file since 156 was 156, checked in by Sam Hocevar, 16 years ago
  • MS-DOS port of libee, using <conio.h>.
  • Property svn:keywords set to Id
File size: 2.4 KB
Line 
1/*
2 *   libee         ASCII-Art library
3 *   Copyright (c) 2002, 2003 Sam Hocevar <sam@zoy.org>
4 *                 All Rights Reserved
5 *
6 *   $Id: graphics.c 156 2003-11-12 16:23:18Z 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#ifdef USE_SLANG
26#   include <slang.h>
27#elif USE_NCURSES
28#   include <curses.h>
29#elif USE_CONIO
30#   include <conio.h>
31#else
32#   error "no graphics library detected"
33#endif
34
35#include <string.h>
36#include <stdlib.h>
37
38#include "ee.h"
39
40static int ee_color = 0;
41#ifdef USE_CONIO
42static enum COLORS dos_colors[] = {
43    0,
44    BLACK,
45    GREEN,
46    YELLOW,
47    WHITE,
48    RED,
49    DARKGRAY,
50    LIGHTGRAY,
51    BLUE,
52    CYAN,
53    MAGENTA
54};
55#endif
56
57void ee_set_color(int color)
58{
59    ee_color = color;
60#ifdef USE_SLANG
61    SLsmg_set_color(color);
62#elif USE_NCURSES
63    attrset(COLOR_PAIR(color));
64#elif USE_CONIO
65    if(color >= 1 && color <= 10)
66        textcolor(dos_colors[color]);
67#endif
68}
69
70int ee_get_color(void)
71{
72    return ee_color;
73}
74
75void ee_putchar(int x, int y, char c)
76{
77#ifdef USE_SLANG
78    SLsmg_gotorc(y,x);
79    SLsmg_write_char(c);
80#elif USE_NCURSES
81    move(y,x);
82    addch(c);
83#elif USE_CONIO
84    gotoxy(x+1,y+1);
85    putch(c);
86#endif
87}
88
89void ee_putstr(int x, int y, char *s)
90{
91#ifdef USE_SLANG
92    SLsmg_gotorc(y,x);
93    SLsmg_write_string(s);
94#elif USE_NCURSES
95    move(y,x);
96    addstr(s);
97#elif USE_CONIO
98    gotoxy(x+1,y+1);
99    cputs(s);
100#endif
101}
102
103void ee_clear(void)
104{
105    /* We could use SLsmg_cls() etc., but drawing empty lines is much faster */
106    int x = ee_get_width(), y = ee_get_height();
107    char *empty_line = malloc((x + 1) * sizeof(char));
108
109    memset(empty_line, ' ', x);
110    empty_line[x] = '\0';
111
112    while(y--)
113    {
114        ee_putstr(0, y, empty_line);
115    }
116
117    free(empty_line);
118}
119
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