source: libcaca/trunk/test/font.c @ 1452

Last change on this file since 1452 was 1452, checked in by Sam Hocevar, 13 years ago
  • Add a no warranty clause to the code.
  • Property svn:keywords set to Id
File size: 3.0 KB
Line 
1/*
2 *  font          libcucul font test program
3 *  Copyright (c) 2006 Sam Hocevar <sam@zoy.org>
4 *                All Rights Reserved
5 *
6 *  $Id: font.c 1452 2006-12-11 15:48:46Z sam $
7 *
8 *  This program is free software. It commes without any warranty, to
9 *  the extent permitted by applicable law. You can redistribute it
10 *  and/or modify it under the terms of the Do What The Fuck You Want
11 *  To Public License, Version 2, as published by Sam Hocevar. See
12 *  http://sam.zoy.org/wtfpl/COPYING for more details.
13 */
14
15#include "config.h"
16#include "common.h"
17
18#if !defined(__KERNEL__)
19#   if defined(HAVE_INTTYPES_H)
20#      include <inttypes.h>
21#   endif
22
23#   if defined(HAVE_ENDIAN_H)
24#      include <endian.h>
25#   endif
26
27#   include <stdio.h>
28#   include <stdlib.h>
29#   include <string.h>
30#endif
31
32#include "cucul.h"
33#include "caca.h"
34
35int main(int argc, char *argv[])
36{
37    cucul_canvas_t *cv;
38    caca_display_t *dp;
39    cucul_font_t *f;
40    cucul_dither_t *d;
41    unsigned char *buf;
42    unsigned int w, h;
43    char const * const * fonts;
44
45    /* Create a canvas */
46    cv = cucul_create_canvas(8, 2);
47
48    /* Draw stuff on our canvas */
49    cucul_set_color_ansi(cv, CUCUL_WHITE, CUCUL_BLACK);
50    cucul_put_str(cv, 0, 0, "ABcde");
51    cucul_set_color_ansi(cv, CUCUL_LIGHTRED, CUCUL_BLACK);
52    cucul_put_str(cv, 5, 0, "\\o/");
53    cucul_set_color_ansi(cv, CUCUL_WHITE, CUCUL_BLUE);
54    cucul_put_str(cv, 0, 1, "&$âøÿØ?!");
55
56    /* Load a libcucul internal font */
57    fonts = cucul_get_font_list();
58    if(fonts[0] == NULL)
59    {
60        fprintf(stderr, "error: libcucul was compiled without any fonts\n");
61        return -1;
62    }
63    f = cucul_load_font(fonts[0], 0);
64    if(f == NULL)
65    {
66        fprintf(stderr, "error: could not load font \"%s\"\n", fonts[0]);
67        return -1;
68    }
69
70    /* Create our bitmap buffer (32-bit ARGB) */
71    w = cucul_get_canvas_width(cv) * cucul_get_font_width(f);
72    h = cucul_get_canvas_height(cv) * cucul_get_font_height(f);
73    buf = malloc(4 * w * h);
74
75    /* Render the canvas onto our image buffer */
76    cucul_render_canvas(cv, f, buf, w, h, 4 * w);
77
78    /* Just for fun, render the image using libcaca */
79    cucul_set_canvas_size(cv, 80, 32);
80    dp = caca_create_display(cv);
81
82#if defined(HAVE_ENDIAN_H)
83    if(__BYTE_ORDER == __BIG_ENDIAN)
84#else
85    /* This is compile-time optimised with at least -O1 or -Os */
86    uint32_t const tmp = 0x12345678;
87    if(*(uint8_t const *)&tmp == 0x12)
88#endif
89        d = cucul_create_dither(32, w, h, 4 * w,
90                                0x00ff0000, 0x0000ff00, 0x000000ff, 0xff000000);
91    else
92        d = cucul_create_dither(32, w, h, 4 * w,
93                                0x0000ff00, 0x00ff0000, 0xff000000, 0x000000ff);
94
95    cucul_dither_bitmap(cv, 0, 0, cucul_get_canvas_width(cv),
96                                  cucul_get_canvas_height(cv), d, buf);
97    caca_refresh_display(dp);
98
99    caca_get_event(dp, CACA_EVENT_KEY_PRESS, NULL, -1);
100
101    /* Free everything */
102    caca_free_display(dp);
103    free(buf);
104    cucul_free_dither(d);
105    cucul_free_font(f);
106    cucul_free_canvas(cv);
107
108    return 0;
109}
110
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