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Diffstat (limited to 'tools/sci/bdftofont.cpp')
| -rw-r--r-- | tools/sci/bdftofont.cpp | 177 |
1 files changed, 177 insertions, 0 deletions
diff --git a/tools/sci/bdftofont.cpp b/tools/sci/bdftofont.cpp new file mode 100644 index 0000000000..c09543bfc0 --- /dev/null +++ b/tools/sci/bdftofont.cpp @@ -0,0 +1,177 @@ +/* ScummVM - Graphic Adventure Engine + * + * ScummVM is the legal property of its developers, whose names + * are too numerous to list here. Please refer to the COPYRIGHT + * file distributed with this source distribution. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + * + * $URL$ + * $Id$ + * + */ + +#include <bdf.h> +#include <config.h> +#include <stdlib.h> +#include <stdio.h> + + +bdf_options_t bdf_opts = { + 0, /* ttf_hint */ + 0, /* correct_metrics */ + 0, /* keep_unencoded */ + 0, /* keep_comments */ + 0, /* pad_cells */ + 0, /* font_spacing */ + 0, /* point_size */ + 0, /* resolution_x */ + 0, /* resolution_y */ + 0, /* bits_per_pixel */ + BDF_UNIX_EOL /* eol */ +}; + + +#define GLYPH(n) glyphs[(((n) > 31)? ((n) - 31) : 0)] + +void +convert_font(FILE *in_file, FILE *out_file) { + bdf_font_t *font = + bdf_load_font(in_file, + &bdf_opts, + NULL, NULL); + + int chars_nr = font->glyphs_used; + int width = font->monowidth; + int bytes_per_row = (width + 7) >> 3; + int line_height; + int char_height = 0; + int char_byte_size; + int i; + bdf_glyph_t *glyphs = font->glyphs; + + fclose(in_file); + + if (!font) { + fprintf(stderr, "Not a BDF file? Aborting!\n"); + exit(1); + } + + printf("Res = %d/%d; pointsize = %d, spacing = %d, width=%d, asc=%ld, desc=%ld, glyphs=%ld\n", + font->resolution_x, + font->resolution_y, + font->point_size, + font->spacing, + font->monowidth, + font->font_ascent, + font->font_descent, + chars_nr); + + if (chars_nr > 256) + chars_nr = 256; + + for (i = 0; i < chars_nr; i++) { + int rh = GLYPH(i).bbx.height; + + if (rh > char_height) + char_height = rh; + } + + + + line_height = char_height + 1; + char_byte_size = bytes_per_row * char_height; + + fprintf(out_file, "# %d %d\n", chars_nr, char_height + 1); + + for (i = 0; i < chars_nr; i++) { + int rh = GLYPH(i).bbx.height; + int rw = GLYPH(i).bbx.width; + int xoff = 0; /* GLYPH(i).bbx.x_offset; */ + int yoff = 0; /* GLYPH(i).bbx.y_offset; */ + int j, k; + int top_pad = yoff; + int bot_pad = (char_height - rh) - top_pad; + int bytes_to_read = (GLYPH(i).bytes) / rh; + unsigned char *data = GLYPH(i).bitmap; + + if (bytes_to_read <= 0) { + fprintf(stderr, "No bytes per row: bytes=%d, w=%d, h=%d\n", + GLYPH(i).bytes, rw, rh); + exit(1); + } + + if (bot_pad < 0) { + fprintf(stderr, "Bottom padding <0: height=%d/%d, top_pad=%d\n", + rh, char_height, yoff); + exit(1); + } + + /* First, pad everything */ + for (j = 0; j < top_pad; j++) { + for (k = 0; k < rw; k++) + fprintf(out_file, "."); + fprintf(out_file, "\n"); + } + + /* Write char data */ + for (j = 0; j < rh; j++) { + unsigned int b = 0; + unsigned int oldb; + for (k = 0; k < bytes_to_read; k++) { + int shift_offset = 8 * (bytes_to_read - 1 - k); + b |= (*data++ << shift_offset); + } + + oldb = b; + + for (k = 0; k < rw; k++) + fprintf(out_file, (oldb & (1 << ((bytes_per_row * 8) - 1 - k))) ? "#" : "."); + + fprintf(out_file, "\n"); + } + + /* Pad bottom */ + for (j = 0; j < bot_pad; j++) { + for (k = 0; k < rw; k++) + fprintf(out_file, "."); + fprintf(out_file, "\n"); + } + fprintf(out_file, "----\t 0x%02x ('%c') */\n", i, ((i > 31) && (i < 0x7f)) ? i : '.'); + } + fprintf(out_file, "\n\n"); + + fclose(out_file); +} + + +int +main(int argc, char **argv) { + FILE *f = NULL; + bdf_setup(); + + if (argc < 3) { + fprintf(stderr, "Usage: %s <font.bdf> <outfile.font>\n ", argv[0]); + exit(1); + } + + f = fopen(argv[1], "r"); + if (f) + convert_font(f, fopen(argv[2], "w")); + else + perror(argv[1]); + + bdf_cleanup(); +} |