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#include <stdlib.h>
#include <stdio.h>
#include <math.h>
#include <assert.h>
#include <VFlib-3_6.h>
int main(int argc, char **argv)
{
//char * lib_file = "vflibcap.pk";
char * lib_file = "/etc/vflib3/vflibcap";
if (argc!=5)
{
printf("Usage: fonts2cpp <font_name> <font_height> <out_header_prefix> <0:Latin only/1:Latin+Asian>\n");
return -1;
}
// Get parameters:
char *font_name= argv[1];
int FONT_SIZE = atoi(argv[2]);
const char *out_header= argv[3];
const int include_asian = atoi(argv[4]);
// init lib:
int ret = VF_Init(lib_file,NULL);
if (ret)
{
printf("error opening fonts file\n");
return -1;
}
//int font_id = VF_OpenFont2( "helvR12.bdf", FONT_SIZE, 1,1);
int font_id = VF_OpenFont2(font_name , FONT_SIZE, 1,1);
if (font_id<0)
{
printf("error opening font\n");
return -1;
}
char header_fil[1000];
sprintf(header_fil,"mrpt_font_%s.h",out_header);
FILE *f_header = fopen(header_fil,"wt");
assert(f_header);
fprintf(f_header,"/* MRPT font header \n");
fprintf(f_header," * Input font file: %s\n", font_name);
fprintf(f_header," * File generated automatically by fonts2cpp utility\n");
fprintf(f_header," * Jose Luis Blanco (C) 2008 */\n\n");
fprintf(f_header,"const uint32_t mrpt_font_%s [] = {\n",out_header);
// Test character:
int bmp_fixed_w,bmp_fixed_h;
{
VF_BITMAP bmp = VF_GetBitmap2(font_id, 'A', 1.0, 1.0);
assert(bmp);
bmp_fixed_w = bmp->bbx_width;
assert(bmp_fixed_w>0 && bmp_fixed_w<=32);
bmp_fixed_h = bmp->bbx_height;
assert(bmp_fixed_h==FONT_SIZE);
}
fprintf(f_header,"%i,%i, /* width, height */\n",bmp_fixed_w,bmp_fixed_h );
// The sets of UNICODE characters:
long char_sets_latin [] = { 0x0000,0x00ff, 0,0 };
long char_sets_latin_asian [] = { 0x0000,0x00ff, 0x3000,0x312f, 0x4E00,0x9fff, 0,0 };
long *char_sets = include_asian ? char_sets_latin_asian : char_sets_latin;
long char_ini,char_end;
// Go over all the sets of characters:
do
{
char_ini = *char_sets++;
char_end = *char_sets++;
long character;
if (char_end) printf("Generating char range: 0x%04lX-0x%04lX...\n",char_ini,char_end);
fprintf(f_header,"0x%04lX,0x%04lX%c /* %s */\n",char_ini,char_end, char_end ? ',':' ', char_end ? "UNICODE characters range:" : "END FLAG" );
if (char_end)
for (character=char_ini;character<=char_end;character++)
{
VF_BITMAP bmp = VF_GetBitmap2(font_id, character, 1.0, 1.0);
if (bmp)
{
int bmp_w = bmp->bbx_width;
assert(bmp_w==bmp_fixed_w);
int bmp_h = bmp->bbx_height;
assert(bmp_h==bmp_fixed_h);
{
FILE *f=fopen("out.txt","w");
assert(f);
VF_ImageOut_ASCIIArt(bmp,f,bmp_w,bmp_h, 0,0, 0,0, 0,0,0,1);
fclose(f);
}
// Process text file and convert in a bit-map:
{
char buf[50];
int N;
FILE *f=fopen("out.txt","r");
assert(f);
int y,x;
for (y=0;y<bmp_h;y++)
{
N=fread(buf,1,bmp_w,f);
assert(N==bmp_w);
// Convert into bits:
int bits=0;
for (x=0;x<bmp_w;x++)
if (buf[x]!=' ')
bits |= 1 << x;
fprintf(f_header,"%i,",bits);
//buf[bmp_w]=0; printf("%s : %08X\n",buf,bits);
fread(buf,1,1,f); // skip '\n'
}
fprintf(f_header,"\n");
fclose(f);
}
VF_FreeBitmap(bmp);
}
else
{
// We dont have that char!
int y;
for (y=0;y<bmp_fixed_h;y++)
fprintf(f_header,"0,");
fprintf(f_header,"\n");
}
} // end char segment:
} while ( char_end>0 );
// end for each char segment
fprintf(f_header,"};\n\n");
// Close font:
VF_CloseFont(font_id);
fclose(f_header);
return 0;
}
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