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The name of the C font structure can be given on the command line.

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Fixed small bugs: missing '=' in structure initializer, missing const.
This commit is contained in:
Johns 2009-02-18 21:48:27 +01:00
parent 2f475e8fde
commit 2fac095727
2 changed files with 39 additions and 29 deletions
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5
bdf2c.1
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@ -10,6 +10,7 @@ bdf2c \- converts bdf font files into C include files
.I [-b file]
.I [-c]
.I [-C file]
.I [-n name]
.SH DESCRIPTION
@ -30,6 +31,10 @@ Creates C header file 'file'.
.TP
.B -b file
Read and convert bdf font 'file'.
.TP
.B -n name
Name of the C font structure. 'name' should contain only valid identifier characters. f.e. font9x15b
.SH AUTHOR
Johns (2009) <johns98@gmx.net>.

63
bdf2c.c
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@ -48,14 +48,14 @@ void CreateFontHeaderFile(FILE * out)
register int i;
fprintf(out, "// (c) 2009 Johns, License: AGPLv3\n\n");
fprintf(out, "\t/// bitmap font structure\n"
"struct bitmap_font {\n"
"\tunsigned char Width;\t\t///< max. character width\n"
"\tunsigned char Height;\t\t///< character height\n"
"\tunsigned short Chars;\t\t///< number of characters in font\n"
"\tunsigned char *Widths;\t\t///< width of each character\n"
"\tunsigned short *Index;\t\t///< encoding to character index\n"
"\tunsigned char *Bitmap;\t\t///< bitmap of each character\n"
fprintf(out,
"\t/// bitmap font structure\n" "struct bitmap_font {\n"
"\tunsigned char Width;\t\t///< max. character width\n"
"\tunsigned char Height;\t\t///< character height\n"
"\tunsigned short Chars;\t\t///< number of characters in font\n"
"\tconst unsigned char *Widths;\t///< width of each character\n"
"\tconst unsigned short *Index;\t///< encoding to character index\n"
"\tconst unsigned char *Bitmap;\t///< bitmap of each character\n"
"};\n\n");
fprintf(out, "\t/// @{ defines to have human readable font files\n");
@ -124,20 +124,21 @@ void EncodingTable(FILE * out, const char *name,
void Footer(FILE * out, const char *name, int width, int height, int chars)
{
fprintf(out, "};\n\n");
fprintf(out, "\t/// bitmap font structure\n"
"struct bitmap_font %s = {\n", name);
fprintf(out, "\t.Width %d, .Height %d,\n", width, height);
fprintf(out, "\t.Chars %d,\n", chars);
fprintf(out, "\t.Widths __%s_widths__,\n", name);
fprintf(out, "\t.Index __%s_index__,\n", name);
fprintf(out, "\t.Bitmap __%s_bitmap__,\n", name);
fprintf(out,
"\t/// bitmap font structure\n" "const struct bitmap_font %s = {\n",
name);
fprintf(out, "\t.Width = %d, .Height = %d,\n", width, height);
fprintf(out, "\t.Chars = %d,\n", chars);
fprintf(out, "\t.Widths = __%s_widths__,\n", name);
fprintf(out, "\t.Index = __%s_index__,\n", name);
fprintf(out, "\t.Bitmap = __%s_bitmap__,\n", name);
fprintf(out, "};\n\n");
}
//
// Read BDF font file.
//
void ReadBdf(FILE * bdf)
void ReadBdf(FILE * bdf, const char *name)
{
char linebuf[1024];
char *s;
@ -157,9 +158,7 @@ void ReadBdf(FILE * bdf)
int width;
unsigned *width_table;
unsigned *encoding_table;
const char *name;
name = "font";
fontboundingbox_width = 0;
fontboundingbox_height = 0;
chars = 0;
@ -183,9 +182,9 @@ void ReadBdf(FILE * bdf)
}
}
/*
printf("%d * %dx%d\n", chars, fontboundingbox_width,
fontboundingbox_height);
*/
printf("%d * %dx%d\n", chars, fontboundingbox_width,
fontboundingbox_height);
*/
if (chars <= 0) {
fprintf(stderr, "Need to know the number of characters\n");
@ -309,10 +308,10 @@ void PrintVersion(void)
//
void PrintUsage(void)
{
printf("Usage: bdf2c [OPTIONs]\n"
"\t-b\tRead bdf file from stdin\n"
"\t-c\tCreate font header on stdout\n"
"\t-C file\tCreate font header file\n");
printf("Usage: bdf2c [OPTIONs]\n" "\t-b\tRead bdf file from stdin\n"
"\t-c\tCreate font header on stdout\n"
"\t-C file\tCreate font header file\n"
"\t-n name\tName of c font variable (place it before -b)\n");
printf("\tOnly idiots print usage on stderr\n");
}
@ -321,14 +320,17 @@ void PrintUsage(void)
//
int main(int argc, char *const argv[])
{
const char *name;
name = "font";
//
// Parse arguments.
//
for (;;) {
switch (getopt(argc, argv, "bcC:h?-")) {
switch (getopt(argc, argv, "bcC:n:h?-")) {
case 'b':
ReadBdf(stdin);
break;
ReadBdf(stdin, name);
continue;
case 'c':
CreateFontHeaderFile(stdout);
break;
@ -344,7 +346,10 @@ int main(int argc, char *const argv[])
CreateFontHeaderFile(out);
fclose(out);
}
break;
continue;
case 'n':
name = optarg;
continue;
case EOF:
break;