85 lines
2.0 KiB
C
85 lines
2.0 KiB
C
/*
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* font2tga libcaca font test program
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* Copyright (c) 2006-2012 Sam Hocevar <sam@hocevar.net>
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* All Rights Reserved
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*
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* This program is free software. It comes without any warranty, to
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* the extent permitted by applicable law. You can redistribute it
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* and/or modify it under the terms of the Do What the Fuck You Want
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* to Public License, Version 2, as published by Sam Hocevar. See
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* http://www.wtfpl.net/ for more details.
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*/
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#include "config.h"
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#if !defined(__KERNEL__)
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# include <stdio.h>
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# include <stdlib.h>
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#endif
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#include "caca.h"
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int main(int argc, char *argv[])
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{
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uint32_t const *blocks;
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caca_font_t *f;
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char const * const * fonts;
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caca_canvas_t *cv;
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void *buffer;
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size_t len;
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unsigned int i, j, x, y, cells, width;
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fonts = caca_get_font_list();
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f = caca_load_font(fonts[0], 0);
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blocks = caca_get_font_blocks(f);
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for(i = 0, cells = 0; blocks[i + 1]; i += 2)
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{
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cells += blocks[i + 1] - blocks[i];
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for(j = blocks[i]; j < blocks[i + 1]; j++)
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if(caca_utf32_is_fullwidth(j))
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cells++;
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}
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for(width = 64; width * width < cells; width *= 2)
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;
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/* Create a canvas */
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cv = caca_create_canvas(width, (cells + width - 1) / (width - 1));
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caca_set_color_ansi(cv, CACA_RED, CACA_RED);
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caca_clear_canvas(cv);
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caca_set_color_ansi(cv, CACA_BLACK, CACA_WHITE);
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/* Put all glyphs on the canvas */
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x = y = 0;
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for(i = 0; blocks[i + 1]; i += 2)
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{
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for(j = blocks[i]; j < blocks[i + 1]; j++)
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{
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caca_put_char(cv, x, y, j);
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if(caca_utf32_is_fullwidth(j))
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++x;
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if(++x >= width - 1)
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{
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x = 0;
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y++;
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}
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}
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}
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caca_free_font(f);
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buffer = caca_export_canvas_to_memory(cv, "tga", &len);
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fwrite(buffer, len, 1, stdout);
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free(buffer);
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/* Free everything */
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caca_free_canvas(cv);
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return 0;
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}
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