1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
|
/*
* font2tga libcaca font test program
* Copyright (c) 2006-2012 Sam Hocevar <sam@hocevar.net>
* All Rights Reserved
*
* This program is free software. It comes without any warranty, to
* the extent permitted by applicable law. You can redistribute it
* and/or modify it under the terms of the Do What the Fuck You Want
* to Public License, Version 2, as published by Sam Hocevar. See
* http://www.wtfpl.net/ for more details.
*/
#include "config.h"
#if !defined(__KERNEL__)
# include <stdio.h>
# include <stdlib.h>
#endif
#include "caca.h"
int main(int argc, char *argv[])
{
uint32_t const *blocks;
caca_font_t *f;
char const * const * fonts;
caca_canvas_t *cv;
void *buffer;
size_t len;
unsigned int i, j, x, y, cells, width;
fonts = caca_get_font_list();
f = caca_load_font(fonts[0], 0);
blocks = caca_get_font_blocks(f);
for(i = 0, cells = 0; blocks[i + 1]; i += 2)
{
cells += blocks[i + 1] - blocks[i];
for(j = blocks[i]; j < blocks[i + 1]; j++)
if(caca_utf32_is_fullwidth(j))
cells++;
}
for(width = 64; width * width < cells; width *= 2)
;
/* Create a canvas */
cv = caca_create_canvas(width, (cells + width - 1) / (width - 1));
caca_set_color_ansi(cv, CACA_RED, CACA_RED);
caca_clear_canvas(cv);
caca_set_color_ansi(cv, CACA_BLACK, CACA_WHITE);
/* Put all glyphs on the canvas */
x = y = 0;
for(i = 0; blocks[i + 1]; i += 2)
{
for(j = blocks[i]; j < blocks[i + 1]; j++)
{
caca_put_char(cv, x, y, j);
if(caca_utf32_is_fullwidth(j))
++x;
if(++x >= width - 1)
{
x = 0;
y++;
}
}
}
caca_free_font(f);
buffer = caca_export_canvas_to_memory(cv, "tga", &len);
fwrite(buffer, len, 1, stdout);
free(buffer);
/* Free everything */
caca_free_canvas(cv);
return 0;
}
|
