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/* $Id: plhershey-unicode-gen.c,v 1.6 2006/05/27 18:13:31 hbabcock Exp $
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This file is part of PLplot.
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PLplot is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Library Public License as published
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by the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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PLplot is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Library General Public License for more details.
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You should have received a copy of the GNU Library General Public License
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along with PLplot; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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* Program for generating data structures used for translating
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* between unicode and hershey
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* The program is pretty dumb, because it does no command line parsing;
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* instead it assumes that argv[1] will be the input file, and argv[2]
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/*--------------------------------------------------------------------------*\
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* Function-like macro definitions
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\*--------------------------------------------------------------------------*/
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#define MemError1(a) do {fprintf(stderr,"MEMORY ERROR %d\n" a "\n",__LINE__);exit(__LINE__);}while(0)
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const char header[]=""\
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" This file is part of PLplot.\n"\
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" PLplot is free software; you can redistribute it and/or modify\n"\
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" it under the terms of the GNU General Library Public License as published\n"\
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" by the Free Software Foundation; either version 2 of the License, or\n"\
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" (at your option) any later version.\n"\
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" PLplot is distributed in the hope that it will be useful,\n"\
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" but WITHOUT ANY WARRANTY; without even the implied warranty of\n"\
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" MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n"\
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" GNU Library General Public License for more details.\n"\
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" You should have received a copy of the GNU Library General Public License\n"\
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" along with PLplot; if not, write to the Free Software\n"\
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" Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA\n"\
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" This header file contains the lookup tables used for converting between\n"\
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" hershey and unicode. It is an automatically generated file, so please do\n"\
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" not edit it directly. Make any changes to plhershey-unicode.csv, then use\n"\
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" plhershey-unicode-gen.c to recreate this header file.\n"\
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" plhershey-unicode.csv consists of three fields: the first field is the\n"\
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" hershey code, and is in decimal; the second is the unicode value, and is\n"\
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" in hex; and the final field is font index. There are five possible font\n"\
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" 0 undefined/unknown\n"\
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" Font indices are used for approximating the appearence of the original\n"\
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" Unicode values of 0x0000 signify unknowns.\n"\
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int main (int argc, char *argv[])
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int number_of_lines=0;
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if ((fr=fopen(argv[1],"r"))!=NULL)
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* Work out how many lines we have all up
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while((fgets(readbuffer,255,fr)!=NULL))
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* Allocate memory to the arrays which will hold the data
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if ((Hershey=(int *)calloc(number_of_lines, (size_t)sizeof(int)))==NULL)
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MemError1("Allocating memory to the hershey table");
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if ((Unicode=(int *)calloc(number_of_lines, (size_t)sizeof(int)))==NULL)
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MemError1("Allocating memory to the unicode table");
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if ((Font=(char *)calloc(number_of_lines, (size_t)sizeof(char)))==NULL)
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MemError1("Allocating memory to the font table");
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rewind(fr); /* Go back to the start of the file */
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* Read in line by line, and copy the numbers into our arrays
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while((fgets(readbuffer,255,fr)!=NULL))
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sscanf(readbuffer,"%x,%d,%c",(int *)&Unicode[i],(int *)&Hershey[i],(char *)&Font[i]);
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* Write the data out to file ready to be included in our source
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if ((fw=fopen(argv[2],"w"))!=NULL)
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fprintf(fw,"%s\n",header);
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fprintf(fw, "const int number_of_entries_in_hershey_to_unicode_table=%d;\n\n",number_of_lines);
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fprintf(fw, "typedef struct {\n\tunsigned int Hershey;\n\tPLUNICODE Unicode;\n\tchar Font;\n} Hershey_to_Unicode_table;\n\n");
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fprintf(fw, "const Hershey_to_Unicode_table hershey_to_unicode_lookup_table[%d] = {\n",number_of_lines);
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for (i=0;i<number_of_lines;i++)
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if (((i%4)==0)&&(i>0)) fprintf(fw,"\n");
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fprintf(fw,"{%d,0x%04x,%c}", (int)Hershey[i],(int)Unicode[i],(char)Font[i]);
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if (i<(number_of_lines-1)) fprintf(fw,", ");
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fprintf(fw,"\n};\n");
added
removed
fonts/plhershey-unicode-gen.c
