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/*
* GraphLCD tool genfont
*
* genfont.c - a tool to create *.fnt files for use with the GraphLCD
* graphics library
*
* This file is released under the GNU General Public License. Refer
* to the COPYING file distributed with this package.
*
* (c) 2004-2010 Andreas Regel <andreas.regel AT powarman.de>
* (c) 2010-2011 Wolfgang Astleitner <mrwastl AT users sourceforge net>
* Andreas 'randy' Weinberger
*/
#include <getopt.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <glcdgraphics/bitmap.h>
#include <glcdgraphics/font.h>
static const char *prgname = "genfont";
static const char *version = "0.0.2";
void usage(void)
{
fprintf(stdout, "\n");
fprintf(stdout, "%s v%s\n", prgname, version);
fprintf(stdout, "%s is a tool to create *.fnt files that are used by the\n", prgname);
fprintf(stdout, " graphlcd plugin for VDR.\n\n");
fprintf(stdout, " Usage: %s -f <format> -i infile -o outfile -s size\n\n", prgname);
fprintf(stdout, " -f --format specifies the format of the output files:\n");
fprintf(stdout, " 0 - fnt (default)\n");
fprintf(stdout, " 1 - pbm & desc\n");
fprintf(stdout, " -i --input specifies the name of the input font file (*.ttf)\n");
fprintf(stdout, " -o --output specifies the base name of the output files\n");
fprintf(stdout, " -s --size font size of the generated font file\n");
fprintf(stdout, "\n" );
fprintf(stdout, " example: %s -i verdana.ttf -o verdana20 -s 20\n", prgname);
fprintf(stdout, " %s -f 1 -i verdana.ttf -o verdana20 -s 20\n", prgname);
}
int main(int argc, char *argv[])
{
static struct option long_options[] =
{
{ "format", required_argument, NULL, 'f'},
{ "input", required_argument, NULL, 'i'},
{ "output", required_argument, NULL, 'o'},
{ "size", required_argument, NULL, 's'},
{ NULL}
};
int c;
int option_index = 0;
int format = 0;
std::string inputFontFile = "";
std::string outputName = "";
int size = 30;
while ((c = getopt_long(argc, argv, "f:i:o:s:", long_options, &option_index)) != -1)
{
switch (c)
{
case 'f':
format = atoi(optarg);
break;
case 'i':
inputFontFile = optarg;
break;
case 'o':
outputName = optarg;
break;
case 's':
size = atoi(optarg);
break;
default:
usage();
break;
}
}
if (format > 1)
{
usage();
return 1;
}
if (inputFontFile == "")
{
usage();
return 1;
}
if (outputName == "")
{
outputName = inputFontFile;
}
GLCD::cFont font;
if (!font.LoadFT2(inputFontFile, "iso-8859-1", size, false))
{
return 1;
}
GLCD::cBitmap * bitmap = NULL;
std::string fileName;
FILE * descFile = NULL;
int posX = 0;
int posY = 0;
if (format == 0)
{
fileName = outputName + ".fnt";
if (!font.SaveFNT(fileName))
{
return 1;
}
}
else
{
fileName = outputName + ".desc";
descFile = fopen(fileName.c_str(), "wb");
if (!descFile)
{
fprintf(stderr, "Cannot open file: %s\n", fileName.c_str());
return 1;
}
bitmap = new GLCD::cBitmap(32 * font.TotalWidth(), 8 * font.TotalHeight());
bitmap->Clear();
fprintf(descFile, "version:1\n");
fprintf(descFile, "fontheight:%d\n", font.TotalHeight());
fprintf(descFile, "fontascent:%d\n", font.TotalAscent());
fprintf(descFile, "lineheight:%d\n", font.LineHeight());
fprintf(descFile, "spacebetween:%d\n", 0);
fprintf(descFile, "spacewidth:%d\n", 0);
for (unsigned int i = 0; i < 256; i++)
{
const GLCD::cBitmap * charBitmap = font.GetCharacter((char) i);
if (charBitmap == NULL)
continue;
bitmap->DrawBitmap(posX, posY, *charBitmap);
fprintf(descFile, "%d %d ", posX, i);
posX += charBitmap->Width();
if ((i % 32) == 31)
{
fprintf(descFile, "%d\n", posX);
posY += font.TotalHeight();
posX = 0;
}
}
if (posX > 0) // write last end marker
fprintf(descFile, "%d\n", posX);
fileName = outputName + ".pbm";
bitmap->SavePBM(fileName);
delete bitmap;
fclose(descFile);
}
fprintf(stdout, "Font successfully generated.\n");
return 0;
}
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