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#include "pm_c_util.h"
#include "mallocvar.h"
#include "shhopt.h"
#include "pm.h"
#include "pbmfont.h"
struct CmdlineInfo {
/* All the information the user supplied in the command line,
in a form easy for the program to use.
*/
const char * font;
const char * builtin;
const char * header;
const char * varname;
unsigned int verbose;
};
static void
parseCommandLine(int argc, const char ** argv,
struct CmdlineInfo * const cmdlineP) {
/*----------------------------------------------------------------------------
Note that the file spec array we return is stored in the storage that
was passed to us as the argv array.
-----------------------------------------------------------------------------*/
optEntry * option_def;
/* Instructions to OptParseOptions3 on how to parse our options.
*/
optStruct3 opt;
unsigned int fontSpec, builtinSpec, headerSpec, varnameSpec;
unsigned int option_def_index;
MALLOCARRAY_NOFAIL(option_def, 100);
option_def_index = 0; /* incremented by OPTENTRY */
OPTENT3(0, "font", OPT_STRING, &cmdlineP->font, &fontSpec, 0);
OPTENT3(0, "builtin", OPT_STRING, &cmdlineP->builtin, &builtinSpec, 0);
OPTENT3(0, "header", OPT_STRING, &cmdlineP->header, &headerSpec, 0);
OPTENT3(0, "varname", OPT_STRING, &cmdlineP->varname, &varnameSpec, 0);
OPTENT3(0, "verbose", OPT_FLAG, NULL, &cmdlineP->verbose, 0);
opt.opt_table = option_def;
opt.short_allowed = FALSE; /* We have no short (old-fashioned) options */
opt.allowNegNum = FALSE; /* We have no parms that are negative numbers */
pm_optParseOptions3(&argc, (char **)argv, opt, sizeof(opt), 0);
/* Uses and sets argc, argv, and some of *cmdlineP and others. */
if (!fontSpec)
cmdlineP->font = NULL;
if (!builtinSpec)
cmdlineP->builtin = NULL;
if (!headerSpec)
cmdlineP->header = NULL;
if (!varnameSpec)
cmdlineP->varname = NULL;
}
static void
reportFont(struct font * const fontP) {
unsigned int n;
unsigned int c;
pm_message("FONT:");
pm_message(" character dimensions: %uw x %uh",
fontP->maxwidth, fontP->maxheight);
pm_message(" Additional vert white space: %d pixels", fontP->y);
for (c = 0, n = 0; c < ARRAY_SIZE(fontP->glyph); ++c) {
if (fontP->glyph[c])
++n;
}
pm_message(" # characters: %u", n);
}
static void
computeFont(const char * const fontName,
const char * const builtinName,
struct font ** const fontPP) {
struct font * fontP;
if (fontName)
fontP = pbm_loadfont(fontName);
else {
if (builtinName)
fontP = pbm_defaultfont(builtinName);
else
fontP = pbm_defaultfont("bdf");
}
*fontPP = fontP;
}
static void
dumpfont(struct font * const fontP,
const char * const header,
const char * const varname,
FILE * const ofP) {
/*----------------------------------------------------------------------------
Dump out font as C source code.
-----------------------------------------------------------------------------*/
unsigned int i;
unsigned int ng;
for (i = 0, ng = 0; i < 256; ++i) {
if (fontP->glyph[i])
++ng;
}
if (header != NULL)
printf("#include \"%s\"\n\n", header);
printf("static struct glyph _g[%d] = {\n", ng);
for (i = 0; i < 256; ++i) {
struct glyph * const glyphP = fontP->glyph[i];
if (glyphP) {
unsigned int j;
printf(" { %d, %d, %d, %d, %d, \"",
glyphP->width, glyphP->height,
glyphP->x, glyphP->y, glyphP->xadd);
for (j = 0; j < glyphP->width * glyphP->height; ++j) {
if (glyphP->bmap[j])
printf("\\1");
else
printf("\\0");
}
--ng;
printf("\" }%s\n", ng ? "," : "");
}
}
printf("};\n");
printf("struct font %s = { %d, %d, %d, %d, {\n",
(varname == NULL) ? "XXX_font" : varname,
fontP->maxwidth, fontP->maxheight, fontP->x, fontP->y);
{
unsigned int i;
for (i = 0; i < 256; ++i) {
if (fontP->glyph[i])
printf(" _g + %d", ng++);
else
printf(" NULL");
if (i != 255)
printf(",");
printf("\n");
}
}
printf(" }\n};\n");
}
int
main(int argc, const char *argv[]) {
struct CmdlineInfo cmdline;
struct font * fontP;
pm_proginit(&argc, argv);
parseCommandLine(argc, argv, &cmdline);
computeFont(cmdline.font, cmdline.builtin, &fontP);
if (cmdline.verbose)
reportFont(fontP);
dumpfont(fontP, cmdline.header, cmdline.varname, stdout);
}
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