std::shared_ptr<FontList> make_font_list(std::string resource_dir, const FontConfig& cfg)
{
std::shared_ptr<FontLoader> loader = new_font_loader(resource_dir);
if (cfg.list) {
std::shared_ptr<FontList> list = (cfg.file.empty() ? new_font_list(loader, cfg.path) :
new_font_list(loader, cfg.file, 0, 12, 12));
print_font_list(list, std::cout);
return nullptr;
}
double w = cfg.size[0], h = cfg.size[1];
if (w <= 0 || h <= 0)
w = h = 12;
if (!cfg.file.empty())
return new_font_list(loader, cfg.file, 0, w, h);
std::shared_ptr<FontList> list = new_font_list(loader, cfg.path, FontList::find_BestSize,
cfg.family, cfg.bold, cfg.italic, w, h);
if (list)
return list;
std::string name =
(cfg.family.empty() ? "default family name" : "family name '"+cfg.family+"'");
std::string style = (cfg.bold ? (cfg.italic ? "bold italic" : "bold") :
(cfg.italic ? "italic" : "regular"));
std::cerr << "No font face with "<<name<<" and style '"<<style<<"'\n";
return nullptr;
}
int main(int argc, char **argv)
{
struct GModule *module;
struct Option *opt1, *opt2, *opt3;
struct Flag *flag1, *flag2;
G_gisinit(argv[0]);
module = G_define_module();
G_add_keyword(_("display"));
G_add_keyword(_("settings"));
module->description =
_("Selects the font in which text will be displayed "
"on the user's graphics monitor.");
opt1 = G_define_option();
opt1->key = "font";
opt1->type = TYPE_STRING;
opt1->required = NO;
opt1->answer = "romans";
opt1->description = _("Choose new current font");
opt2 = G_define_standard_option(G_OPT_F_INPUT);
opt2->key = "path";
opt2->required = NO;
opt2->description =
_("Path to Freetype-compatible font including file name");
opt2->gisprompt = "old,font,file";
opt3 = G_define_option();
opt3->key = "charset";
opt3->type = TYPE_STRING;
opt3->required = NO;
opt3->answer = "UTF-8";
opt3->description = _("Character encoding");
flag1 = G_define_flag();
flag1->key = 'l';
flag1->description = _("List fonts");
flag2 = G_define_flag();
flag2->key = 'v';
flag2->description = _("List fonts verbosely");
if (G_parser(argc, argv))
exit(EXIT_FAILURE);
/* load the font */
D_open_driver();
if (flag1->answer) { /* List font names */
print_font_list(stdout, 0);
D_close_driver();
exit(EXIT_SUCCESS);
}
if (flag2->answer) { /* List fonts verbosely */
print_font_list(stdout, 1);
D_close_driver();
exit(EXIT_SUCCESS);
}
if (opt2->answer) { /* Full path to freetype font */
struct stat info;
/* Check a valid filename has been supplied */
if (stat(opt2->answer, &info) != 0)
G_fatal_error(_("Unable to access font path %s: %s"),
opt2->answer, strerror(errno));
if (!S_ISREG(info.st_mode))
G_fatal_error(_("Font path %s is not a file"), opt2->answer);
else
D_font(opt2->answer);
}
else if (opt1->answer) { /* Font name from fontcap */
int i = 0;
/* Check the fontname given is valid */
read_freetype_fonts(0);
while (i < num_fonts) {
if (strcmp(opt1->answer, fonts[i]) == 0) {
D_font(opt1->answer);
break;
}
i++;
}
if (i >= num_fonts)
G_fatal_error(_("Font name <%s> is invalid. Check font name or consider running 'g.mkfontcap'"),
opt1->answer);
}
if (opt3->answer) /* Set character encoding */
D_encoding(opt3->answer);
/* add this command to the list */
D_close_driver();
exit(EXIT_SUCCESS);
}