1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/graphlcd-base/tools/crtfont/crtfont.c Wed Feb 06 17:32:55 2008 +0000
1.3 @@ -0,0 +1,305 @@
1.4 +/*
1.5 + * GraphLCD tool crtfont
1.6 + *
1.7 + * crtfont.c - a tool to create *.fnt files for use with the GraphLCD
1.8 + * graphics library
1.9 + *
1.10 + * based on graphlcd plugin 0.1.1 for the Video Disc Recorder
1.11 + * (c) 2001-2004 Carsten Siebholz <c.siebholz AT t-online.de>
1.12 + *
1.13 + * This file is released under the GNU General Public License. Refer
1.14 + * to the COPYING file distributed with this package.
1.15 + *
1.16 + * (c) 2004 Andreas Regel <andreas.regel AT powarman.de>
1.17 + */
1.18 +
1.19 +#include <getopt.h>
1.20 +#include <stdint.h>
1.21 +#include <stdio.h>
1.22 +#include <stdlib.h>
1.23 +#include <string.h>
1.24 +#include <glcdgraphics/bitmap.h>
1.25 +#include <glcdgraphics/font.h>
1.26 +
1.27 +static const char *prgname = "crtfont";
1.28 +static const char *version = "0.1.6";
1.29 +
1.30 +const int kMaxLineLength = 1024;
1.31 +
1.32 +enum ePicFormat
1.33 +{
1.34 + undefined,
1.35 + PBM
1.36 +};
1.37 +
1.38 +
1.39 +void usage(void);
1.40 +
1.41 +char * trimleft(char * str)
1.42 +{
1.43 + char * s = str;
1.44 + while (*s == ' ' || *s == '\t')
1.45 + s++;
1.46 + strcpy(str, s);
1.47 + return str;
1.48 +}
1.49 +
1.50 +char * trimright(char * str)
1.51 +{
1.52 + char * s = str + strlen(str) - 1;
1.53 + while (s >= str && (*s == ' ' || *s == '\t' || *s == '\n' || *s == '\r'))
1.54 + *s-- = 0;
1.55 + return str;
1.56 +}
1.57 +
1.58 +char * trim(char * str)
1.59 +{
1.60 + return trimleft(trimright(str));
1.61 +}
1.62 +
1.63 +
1.64 +int main(int argc, char *argv[])
1.65 +{
1.66 + ePicFormat picFormat = undefined;
1.67 + GLCD::cFont font;
1.68 + char * picName = NULL;
1.69 + char * descName = NULL;
1.70 + char * fontName = NULL;
1.71 + FILE * descFile;
1.72 + bool error = false;
1.73 + GLCD::cBitmap * bitmap = NULL;
1.74 + GLCD::cBitmap * tmpBitmap = NULL;
1.75 + GLCD::cBitmap * charBitmap = NULL;
1.76 + char line[kMaxLineLength];
1.77 + int l = 0;
1.78 + char * token;
1.79 + int startOffset, endOffset;
1.80 + int spaceWidth;
1.81 + int version;
1.82 + char * ptr;
1.83 +
1.84 + static struct option long_options[] =
1.85 + {
1.86 + { "format", required_argument, NULL, 'f'},
1.87 + { "bmpfile", required_argument, NULL, 'b'},
1.88 + { "descfile", required_argument, NULL, 'd'},
1.89 + { "outfile", required_argument, NULL, 'o'},
1.90 + { NULL}
1.91 + };
1.92 +
1.93 + int c, option_index = 0;
1.94 + while ((c = getopt_long(argc, argv, "f:b:d:o:", long_options, &option_index)) != -1)
1.95 + {
1.96 + switch (c)
1.97 + {
1.98 + case 'f':
1.99 + if (strcasecmp(optarg, "PBM") == 0)
1.100 + picFormat = PBM;
1.101 + break;
1.102 +
1.103 + case 'b':
1.104 + picName = strdup(optarg);
1.105 + break;
1.106 +
1.107 + case 'd':
1.108 + descName = strdup(optarg);
1.109 + break;
1.110 +
1.111 + case 'o':
1.112 + fontName = strdup(optarg);
1.113 + break;
1.114 +
1.115 + default:
1.116 + return 1;
1.117 + }
1.118 + }
1.119 +
1.120 + if (picFormat == undefined)
1.121 + {
1.122 + fprintf(stderr, "ERROR: You have to specify the format (-f <format>)\n");
1.123 + error = true;
1.124 + }
1.125 + if (!picName)
1.126 + {
1.127 + fprintf(stderr, "ERROR: You have to specify the bmpfile (-b bmpfile)\n");
1.128 + error = true;
1.129 + }
1.130 + if (!descName)
1.131 + {
1.132 + fprintf(stderr, "ERROR: You have to specify the descfile (-d descfile)\n");
1.133 + error = true;
1.134 + }
1.135 + if (!fontName)
1.136 + {
1.137 + fprintf(stderr, "ERROR: You have to specify the outfile (-o outfile)\n");
1.138 + error = true;
1.139 + }
1.140 +
1.141 + if (error)
1.142 + {
1.143 + usage();
1.144 + return 1;
1.145 + }
1.146 +
1.147 + descFile = fopen(descName,"r");
1.148 + if (!descFile)
1.149 + {
1.150 + fprintf(stderr, "Cannot open file: %s\n",descName);
1.151 + return 2;
1.152 + }
1.153 +
1.154 + // Load Picture
1.155 + switch (picFormat)
1.156 + {
1.157 + case PBM:
1.158 + bitmap = new GLCD::cBitmap(0, 0);
1.159 + bitmap->LoadPBM(picName);
1.160 + if (!bitmap)
1.161 + {
1.162 + fprintf(stderr, "Cannot open file: %s\n",picName);
1.163 + return 2;
1.164 + }
1.165 + break;
1.166 +
1.167 + default:
1.168 + return 2;
1.169 + }
1.170 +
1.171 + if (!bitmap)
1.172 + return 3;
1.173 +
1.174 + spaceWidth = 0;
1.175 +
1.176 + version = 0;
1.177 + fgets(line, sizeof(line), descFile);
1.178 + trim(line);
1.179 + if (strstr(line, "version") != NULL)
1.180 + {
1.181 + ptr = strstr(line, ":");
1.182 + version = atoi(ptr + 1);
1.183 + }
1.184 + if (version != 1)
1.185 + {
1.186 + fprintf(stderr, "Wrong description file format version (found %d, expected 1)!\n", version);
1.187 + return 2;
1.188 + }
1.189 + while (!feof(descFile))
1.190 + {
1.191 + fgets(line, sizeof(line), descFile);
1.192 + trim(line);
1.193 + if (strstr(line, "fontheight") != NULL)
1.194 + {
1.195 + ptr = strstr(line, ":");
1.196 + font.SetTotalHeight(atoi(ptr + 1));
1.197 + }
1.198 + else if (strstr(line, "fontascent") != NULL)
1.199 + {
1.200 + ptr = strstr(line, ":");
1.201 + font.SetTotalAscent(atoi(ptr + 1));
1.202 + }
1.203 + else if (strstr(line, "lineheight") != NULL)
1.204 + {
1.205 + ptr = strstr(line, ":");
1.206 + font.SetLineHeight(atoi(ptr + 1));
1.207 + }
1.208 + else if (strstr(line, "spacebetween") != NULL)
1.209 + {
1.210 + ptr = strstr(line, ":");
1.211 + font.SetSpaceBetween(atoi(ptr + 1));
1.212 + }
1.213 + else if (strstr(line, "spacewidth") != NULL)
1.214 + {
1.215 + ptr = strstr(line, ":");
1.216 + spaceWidth = atoi(ptr + 1);
1.217 + }
1.218 + else
1.219 + {
1.220 + token = strtok(line, " ");
1.221 + if (token)
1.222 + {
1.223 + startOffset = atoi(token);
1.224 +
1.225 + // get character
1.226 + token = strtok(NULL, " ");
1.227 + while (token)
1.228 + {
1.229 + uint16_t character;
1.230 + if (strlen(token) == 1)
1.231 + character = (uint8_t) token[0];
1.232 + else
1.233 + character = atoi(token);
1.234 +
1.235 + // get EndOffset
1.236 + token = strtok(NULL, " ");
1.237 + endOffset = atoi(token);
1.238 + tmpBitmap = bitmap->SubBitmap(startOffset, l * font.TotalHeight(), endOffset - 1, (l + 1) * font.TotalHeight() - 1);
1.239 + if (spaceWidth > 0)
1.240 + {
1.241 + // calculate width of this character
1.242 + int x;
1.243 + int y;
1.244 + int left = 255;
1.245 + int right = 0;
1.246 + for (y = 0; y < tmpBitmap->Height(); y++)
1.247 + {
1.248 + for (x = 0; x < tmpBitmap->Width(); x++)
1.249 + {
1.250 + if (tmpBitmap->GetPixel(x, y))
1.251 + break;
1.252 + }
1.253 + if (x < tmpBitmap->Width() && x < left)
1.254 + left = x;
1.255 + for (x = tmpBitmap->Width() - 1; x >= 0; x--)
1.256 + {
1.257 + if (tmpBitmap->GetPixel(x, y))
1.258 + break;
1.259 + }
1.260 + if (x >= 0 && x > right)
1.261 + right = x;
1.262 + }
1.263 + if (left > right)
1.264 + {
1.265 + left = 0;
1.266 + right = spaceWidth - 1;
1.267 + }
1.268 + charBitmap = tmpBitmap->SubBitmap(left, 0, right, font.TotalHeight() - 1);
1.269 + font.SetCharacter(character, charBitmap);
1.270 + delete tmpBitmap;
1.271 + }
1.272 + else
1.273 + {
1.274 + font.SetCharacter(character, tmpBitmap);
1.275 + }
1.276 + startOffset = endOffset;
1.277 +
1.278 + // get next character
1.279 + token = strtok(NULL, " ");
1.280 + }
1.281 + }
1.282 + l++;
1.283 + }
1.284 + }
1.285 + fclose(descFile);
1.286 + delete bitmap;
1.287 +
1.288 + if (font.SaveFNT(fontName))
1.289 + fprintf(stdout,"Font '%s' created successfully\n", fontName);
1.290 +
1.291 + return 0;
1.292 +}
1.293 +
1.294 +void usage(void)
1.295 +{
1.296 + fprintf(stdout, "\n");
1.297 + fprintf(stdout, "%s v%s\n", prgname, version);
1.298 + fprintf(stdout, "%s is a tool to create *.fnt files that are used by the\n", prgname);
1.299 + fprintf(stdout, " graphlcd plugin for VDR.\n\n");
1.300 + fprintf(stdout, " Usage: %s -f <format> -b bmpfile -d descfile -o outfile\n\n", prgname);
1.301 + fprintf(stdout, " -f --format specifies the format of the bitmap. Possible values are:\n");
1.302 + fprintf(stdout, " PBM : file is an binary PBM file\n" );
1.303 + fprintf(stdout, " -b --bmpfile specifies the name of the bitmap file (*.pbm)\n");
1.304 + fprintf(stdout, " -d --descfile specifies the name of the description file (*.desc)\n");
1.305 + fprintf(stdout, " -o --outfile specifies the name of the output file (*.fnt)\n");
1.306 + fprintf(stdout, "\n" );
1.307 + fprintf(stdout, " example: %s -f PBM -b f12.pbm -d f12.desc -o f12.fnt\n", prgname);
1.308 +}