#ifdef HAVE_FREETYPE
#include <hb-ft.h>
#endif
-#ifdef HAVE_OT
-#include <hb-ot-font.h>
-#endif
+#include <hb-ot.h>
+
+#define DELIMITERS "<+>{},;&#\\xXuUnNiI\n\t\v\f\r "
-struct supported_font_funcs_t {
+static struct supported_font_funcs_t {
char name[4];
void (*func) (hb_font_t *);
} supported_font_funcs[] =
#ifdef HAVE_FREETYPE
{"ft", hb_ft_font_set_funcs},
#endif
-#ifdef HAVE_OT
{"ot", hb_ot_font_set_funcs},
-#endif
};
va_list vap;
va_start (vap, format);
msg = g_strdup_vprintf (format, vap);
+ va_end (vap);
const char *prgname = g_get_prgname ();
g_printerr ("%s: %s\n", prgname, msg);
if (suggest_help)
}
-hb_bool_t debug = false;
-
static gchar *
-shapers_to_string (void)
+shapers_to_string ()
{
- GString *shapers = g_string_new (NULL);
+ GString *shapers = g_string_new (nullptr);
const char **shaper_list = hb_shape_list_shapers ();
for (; *shaper_list; shaper_list++) {
void
-option_parser_t::add_main_options (void)
+option_parser_t::add_main_options ()
{
GOptionEntry entries[] =
{
{"version", 0, G_OPTION_FLAG_NO_ARG,
- G_OPTION_ARG_CALLBACK, (gpointer) &show_version, "Show version numbers", NULL},
- {"debug", 0, 0, G_OPTION_ARG_NONE, &debug, "Free all resources before exit", NULL},
- {NULL}
+ G_OPTION_ARG_CALLBACK, (gpointer) &show_version, "Show version numbers", nullptr},
+ {nullptr}
};
- g_option_context_add_main_entries (context, entries, NULL);
+ g_option_context_add_main_entries (context, entries, nullptr);
}
static gboolean
{
option_group_t *option_group = (option_group_t *) data;
option_group->pre_parse (error);
- return *error == NULL;
+ return *error == nullptr;
}
static gboolean
{
option_group_t *option_group = static_cast<option_group_t *>(data);
option_group->post_parse (error);
- return *error == NULL;
+ return *error == nullptr;
}
void
option_group_t *option_group)
{
GOptionGroup *group = g_option_group_new (name, description, help_description,
- static_cast<gpointer>(option_group), NULL);
+ static_cast<gpointer>(option_group), nullptr);
g_option_group_add_entries (group, entries);
g_option_group_set_parse_hooks (group, pre_parse, post_parse);
g_option_context_add_group (context, group);
{
setlocale (LC_ALL, "");
- GError *parse_error = NULL;
+ GError *parse_error = nullptr;
if (!g_option_context_parse (context, argc, argv, &parse_error))
{
- if (parse_error != NULL) {
+ if (parse_error != nullptr) {
fail (true, "%s", parse_error->message);
//g_error_free (parse_error);
} else
{
view_options_t *view_opts = (view_options_t *) data;
view_options_t::margin_t &m = view_opts->margin;
- switch (sscanf (arg, "%lf %lf %lf %lf", &m.t, &m.r, &m.b, &m.l)) {
- case 1: m.r = m.t;
- case 2: m.b = m.t;
- case 3: m.l = m.r;
+ switch (sscanf (arg, "%lf%*[ ,]%lf%*[ ,]%lf%*[ ,]%lf", &m.t, &m.r, &m.b, &m.l)) {
+ case 1: m.r = m.t; HB_FALLTHROUGH;
+ case 2: m.b = m.t; HB_FALLTHROUGH;
+ case 3: m.l = m.r; HB_FALLTHROUGH;
case 4: return true;
default:
g_set_error (error, G_OPTION_ERROR, G_OPTION_ERROR_BAD_VALUE,
parse_shapers (const char *name G_GNUC_UNUSED,
const char *arg,
gpointer data,
- GError **error G_GNUC_UNUSED)
+ GError **error)
{
shape_options_t *shape_opts = (shape_options_t *) data;
+ char **shapers = g_strsplit (arg, ",", 0);
+
+ for (char **shaper = shapers; *shaper; shaper++) {
+ bool found = false;
+ for (const char **hb_shaper = hb_shape_list_shapers (); *hb_shaper; hb_shaper++) {
+ if (strcmp (*shaper, *hb_shaper) == 0) {
+ found = true;
+ break;
+ }
+ }
+ if (!found) {
+ g_set_error (error, G_OPTION_ERROR, G_OPTION_ERROR_BAD_VALUE,
+ "Unknown or unsupported shaper: %s", *shaper);
+ g_strfreev (shapers);
+ return false;
+ }
+ }
+
g_strfreev (shape_opts->shapers);
- shape_opts->shapers = g_strsplit (arg, ",", 0);
+ shape_opts->shapers = shapers;
return true;
}
static gboolean
parse_features (const char *name G_GNUC_UNUSED,
- const char *arg,
- gpointer data,
- GError **error G_GNUC_UNUSED)
+ const char *arg,
+ gpointer data,
+ GError **error G_GNUC_UNUSED)
{
shape_options_t *shape_opts = (shape_options_t *) data;
char *s = (char *) arg;
shape_opts->num_features = 0;
g_free (shape_opts->features);
- shape_opts->features = NULL;
+ shape_opts->features = nullptr;
if (!*s)
return true;
} while (p);
shape_opts->features = (hb_feature_t *) calloc (shape_opts->num_features, sizeof (*shape_opts->features));
+ if (!shape_opts->features)
+ return false;
/* now do the actual parsing */
p = s;
char *end = strchr (p, ',');
if (hb_feature_from_string (p, end ? end - p : -1, &shape_opts->features[shape_opts->num_features]))
shape_opts->num_features++;
- p = end ? end + 1 : NULL;
+ p = end ? end + 1 : nullptr;
+ }
+
+ return true;
+}
+
+static gboolean
+parse_variations (const char *name G_GNUC_UNUSED,
+ const char *arg,
+ gpointer data,
+ GError **error G_GNUC_UNUSED)
+{
+ font_options_t *font_opts = (font_options_t *) data;
+ char *s = (char *) arg;
+ char *p;
+
+ font_opts->num_variations = 0;
+ g_free (font_opts->variations);
+ font_opts->variations = nullptr;
+
+ if (!*s)
+ return true;
+
+ /* count the variations first, so we can allocate memory */
+ p = s;
+ do {
+ font_opts->num_variations++;
+ p = strchr (p, ',');
+ if (p)
+ p++;
+ } while (p);
+
+ font_opts->variations = (hb_variation_t *) calloc (font_opts->num_variations, sizeof (*font_opts->variations));
+ if (!font_opts->variations)
+ return false;
+
+ /* now do the actual parsing */
+ p = s;
+ font_opts->num_variations = 0;
+ while (p && *p) {
+ char *end = strchr (p, ',');
+ if (hb_variation_from_string (p, end ? end - p : -1, &font_opts->variations[font_opts->num_variations]))
+ font_opts->num_variations++;
+ p = end ? end + 1 : nullptr;
+ }
+
+ return true;
+}
+
+static gboolean
+parse_text (const char *name G_GNUC_UNUSED,
+ const char *arg,
+ gpointer data,
+ GError **error G_GNUC_UNUSED)
+{
+ text_options_t *text_opts = (text_options_t *) data;
+
+ if (text_opts->text)
+ {
+ g_set_error (error, G_OPTION_ERROR, G_OPTION_ERROR_BAD_VALUE,
+ "Either --text or --unicodes can be provided but not both");
+ return false;
}
+ text_opts->text_len = -1;
+ text_opts->text = g_strdup (arg);
+ return true;
+}
+
+
+static gboolean
+parse_unicodes (const char *name G_GNUC_UNUSED,
+ const char *arg,
+ gpointer data,
+ GError **error G_GNUC_UNUSED)
+{
+ text_options_t *text_opts = (text_options_t *) data;
+
+ if (text_opts->text)
+ {
+ g_set_error (error, G_OPTION_ERROR, G_OPTION_ERROR_BAD_VALUE,
+ "Either --text or --unicodes can be provided but not both");
+ return false;
+ }
+
+ GString *gs = g_string_new (nullptr);
+ if (0 == strcmp (arg, "*"))
+ {
+ g_string_append_c (gs, '*');
+ }
+ else
+ {
+
+ char *s = (char *) arg;
+ char *p;
+
+ while (s && *s)
+ {
+ while (*s && strchr (DELIMITERS, *s))
+ s++;
+ if (!*s)
+ break;
+
+ errno = 0;
+ hb_codepoint_t u = strtoul (s, &p, 16);
+ if (errno || s == p)
+ {
+ g_string_free (gs, TRUE);
+ g_set_error (error, G_OPTION_ERROR, G_OPTION_ERROR_BAD_VALUE,
+ "Failed parsing Unicode values at: '%s'", s);
+ return false;
+ }
+
+ g_string_append_unichar (gs, u);
+
+ s = p;
+ }
+ }
+
+ text_opts->text_len = gs->len;
+ text_opts->text = g_string_free (gs, FALSE);
return true;
}
{
GOptionEntry entries[] =
{
- {"annotate", 0, 0, G_OPTION_ARG_NONE, &this->annotate, "Annotate output rendering", NULL},
+ {"annotate", 0, 0, G_OPTION_ARG_NONE, &this->annotate, "Annotate output rendering", nullptr},
{"background", 0, 0, G_OPTION_ARG_STRING, &this->back, "Set background color (default: " DEFAULT_BACK ")", "rrggbb/rrggbbaa"},
{"foreground", 0, 0, G_OPTION_ARG_STRING, &this->fore, "Set foreground color (default: " DEFAULT_FORE ")", "rrggbb/rrggbbaa"},
{"line-space", 0, 0, G_OPTION_ARG_DOUBLE, &this->line_space, "Set space between lines (default: 0)", "units"},
{"margin", 0, 0, G_OPTION_ARG_CALLBACK, (gpointer) &parse_margin, "Margin around output (default: " G_STRINGIFY(DEFAULT_MARGIN) ")","one to four numbers"},
- {"font-size", 0, 0, G_OPTION_ARG_DOUBLE, &this->font_size, "Font size (default: " G_STRINGIFY(DEFAULT_FONT_SIZE) ")","size"},
- {NULL}
+ {nullptr}
};
parser->add_group (entries,
"view",
"View options:",
- "Options controlling output rendering",
+ "Options for output rendering",
this);
}
GOptionEntry entries[] =
{
{"list-shapers", 0, G_OPTION_FLAG_NO_ARG,
- G_OPTION_ARG_CALLBACK, (gpointer) &list_shapers, "List available shapers and quit", NULL},
+ G_OPTION_ARG_CALLBACK, (gpointer) &list_shapers, "List available shapers and quit", nullptr},
{"shaper", 0, G_OPTION_FLAG_HIDDEN,
- G_OPTION_ARG_CALLBACK, (gpointer) &parse_shapers, "Hidden duplicate of --shapers", NULL},
+ G_OPTION_ARG_CALLBACK, (gpointer) &parse_shapers, "Hidden duplicate of --shapers", nullptr},
{"shapers", 0, 0, G_OPTION_ARG_CALLBACK, (gpointer) &parse_shapers, "Set comma-separated list of shapers to try","list"},
{"direction", 0, 0, G_OPTION_ARG_STRING, &this->direction, "Set text direction (default: auto)", "ltr/rtl/ttb/btt"},
{"language", 0, 0, G_OPTION_ARG_STRING, &this->language, "Set text language (default: $LANG)", "langstr"},
{"script", 0, 0, G_OPTION_ARG_STRING, &this->script, "Set text script (default: auto)", "ISO-15924 tag"},
- {"bot", 0, 0, G_OPTION_ARG_NONE, &this->bot, "Treat text as beginning-of-paragraph", NULL},
- {"eot", 0, 0, G_OPTION_ARG_NONE, &this->eot, "Treat text as end-of-paragraph", NULL},
- {"preserve-default-ignorables",0, 0, G_OPTION_ARG_NONE, &this->preserve_default_ignorables, "Preserve Default-Ignorable characters", NULL},
- {"utf8-clusters", 0, 0, G_OPTION_ARG_NONE, &this->utf8_clusters, "Use UTF8 byte indices, not char indices", NULL},
- {"normalize-glyphs",0, 0, G_OPTION_ARG_NONE, &this->normalize_glyphs, "Rearrange glyph clusters in nominal order", NULL},
- {"num-iterations", 0, 0, G_OPTION_ARG_INT, &this->num_iterations, "Run shaper N times (default: 1)", "N"},
- {NULL}
+ {"bot", 0, 0, G_OPTION_ARG_NONE, &this->bot, "Treat text as beginning-of-paragraph", nullptr},
+ {"eot", 0, 0, G_OPTION_ARG_NONE, &this->eot, "Treat text as end-of-paragraph", nullptr},
+ {"preserve-default-ignorables",0, 0, G_OPTION_ARG_NONE, &this->preserve_default_ignorables, "Preserve Default-Ignorable characters", nullptr},
+ {"remove-default-ignorables",0, 0, G_OPTION_ARG_NONE, &this->remove_default_ignorables, "Remove Default-Ignorable characters", nullptr},
+ {"invisible-glyph", 0, 0, G_OPTION_ARG_INT, &this->invisible_glyph, "Glyph value to replace Default-Ignorables with", nullptr},
+ {"utf8-clusters", 0, 0, G_OPTION_ARG_NONE, &this->utf8_clusters, "Use UTF8 byte indices, not char indices", nullptr},
+ {"cluster-level", 0, 0, G_OPTION_ARG_INT, &this->cluster_level, "Cluster merging level (default: 0)", "0/1/2"},
+ {"normalize-glyphs",0, 0, G_OPTION_ARG_NONE, &this->normalize_glyphs, "Rearrange glyph clusters in nominal order", nullptr},
+ {"verify", 0, 0, G_OPTION_ARG_NONE, &this->verify, "Perform sanity checks on shaping results", nullptr},
+ {"num-iterations", 'n', 0, G_OPTION_ARG_INT, &this->num_iterations, "Run shaper N times (default: 1)", "N"},
+ {nullptr}
};
parser->add_group (entries,
"shape",
"Shape options:",
- "Options controlling the shaping process",
+ "Options for the shaping process",
this);
const gchar *features_help = "Comma-separated list of font features\n"
" Features can be enabled or disabled, either globally or limited to\n"
" specific character ranges. The format for specifying feature settings\n"
" follows. All valid CSS font-feature-settings values other than 'normal'\n"
- " and 'inherited' are also accepted, though, not documented below.\n"
+ " and the global values are also accepted, though not documented below.\n"
+ " CSS string escapes are not supported."
"\n"
" The range indices refer to the positions between Unicode characters,\n"
" unless the --utf8-clusters is provided, in which case range indices\n"
GOptionEntry entries2[] =
{
{"features", 0, 0, G_OPTION_ARG_CALLBACK, (gpointer) &parse_features, features_help, "list"},
- {NULL}
+ {nullptr}
};
parser->add_group (entries2,
"features",
"Features options:",
- "Options controlling font features used",
+ "Options for font features used",
this);
}
+static gboolean
+parse_font_size (const char *name G_GNUC_UNUSED,
+ const char *arg,
+ gpointer data,
+ GError **error G_GNUC_UNUSED)
+{
+ font_options_t *font_opts = (font_options_t *) data;
+ if (0 == strcmp (arg, "upem"))
+ {
+ font_opts->font_size_y = font_opts->font_size_x = FONT_SIZE_UPEM;
+ return true;
+ }
+ switch (sscanf (arg, "%lf%*[ ,]%lf", &font_opts->font_size_x, &font_opts->font_size_y)) {
+ case 1: font_opts->font_size_y = font_opts->font_size_x; HB_FALLTHROUGH;
+ case 2: return true;
+ default:
+ g_set_error (error, G_OPTION_ERROR, G_OPTION_ERROR_BAD_VALUE,
+ "%s argument should be one or two space-separated numbers",
+ name);
+ return false;
+ }
+}
+
+static gboolean
+parse_font_ppem (const char *name G_GNUC_UNUSED,
+ const char *arg,
+ gpointer data,
+ GError **error G_GNUC_UNUSED)
+{
+ font_options_t *font_opts = (font_options_t *) data;
+ switch (sscanf (arg, "%d%*[ ,]%d", &font_opts->x_ppem, &font_opts->y_ppem)) {
+ case 1: font_opts->y_ppem = font_opts->x_ppem; HB_FALLTHROUGH;
+ case 2: return true;
+ default:
+ g_set_error (error, G_OPTION_ERROR, G_OPTION_ERROR_BAD_VALUE,
+ "%s argument should be one or two space-separated numbers",
+ name);
+ return false;
+ }
+}
+
void
font_options_t::add_options (option_parser_t *parser)
{
- char *text = NULL;
+ char *text = nullptr;
{
- ASSERT_STATIC (ARRAY_LENGTH_CONST (supported_font_funcs) > 0);
- GString *s = g_string_new (NULL);
+ static_assert ((ARRAY_LENGTH_CONST (supported_font_funcs) > 0),
+ "No supported font-funcs found.");
+ GString *s = g_string_new (nullptr);
g_string_printf (s, "Set font functions implementation to use (default: %s)\n\n Supported font function implementations are: %s",
supported_font_funcs[0].name,
supported_font_funcs[0].name);
parser->free_later (text);
}
+ char *font_size_text;
+ if (default_font_size == FONT_SIZE_UPEM)
+ font_size_text = (char *) "Font size (default: upem)";
+ else
+ {
+ font_size_text = g_strdup_printf ("Font size (default: %d)", default_font_size);
+ parser->free_later (font_size_text);
+ }
+
GOptionEntry entries[] =
{
- {"font-file", 0, 0, G_OPTION_ARG_STRING, &this->font_file, "Set font file-name", "filename"},
- {"face-index", 0, 0, G_OPTION_ARG_INT, &this->face_index, "Set face index (default: 0)", "index"},
- {"font-funcs", 0, 0, G_OPTION_ARG_STRING, &this->font_funcs, text, "format"},
- {NULL}
+ {"font-file", 0, 0, G_OPTION_ARG_STRING, &this->font_file, "Set font file-name", "filename"},
+ {"face-index", 0, 0, G_OPTION_ARG_INT, &this->face_index, "Set face index (default: 0)", "index"},
+ {"font-size", 0, default_font_size ? 0 : G_OPTION_FLAG_HIDDEN,
+ G_OPTION_ARG_CALLBACK, (gpointer) &parse_font_size, font_size_text, "1/2 integers or 'upem'"},
+ {"font-ppem", 0, 0, G_OPTION_ARG_CALLBACK, (gpointer) &parse_font_ppem, "Set x,y pixels per EM (default: 0; disabled)", "1/2 integers"},
+ {"font-ptem", 0, 0, G_OPTION_ARG_DOUBLE, &this->ptem, "Set font point-size (default: 0; disabled)", "point-size"},
+ {"font-funcs", 0, 0, G_OPTION_ARG_STRING, &this->font_funcs, text, "impl"},
+ {"ft-load-flags", 0, 0, G_OPTION_ARG_INT, &this->ft_load_flags, "Set FreeType load-flags (default: 2)", "integer"},
+ {nullptr}
};
parser->add_group (entries,
"font",
"Font options:",
- "Options controlling the font",
+ "Options for the font",
+ this);
+
+ const gchar *variations_help = "Comma-separated list of font variations\n"
+ "\n"
+ " Variations are set globally. The format for specifying variation settings\n"
+ " follows. All valid CSS font-variation-settings values other than 'normal'\n"
+ " and 'inherited' are also accepted, though, not documented below.\n"
+ "\n"
+ " The format is a tag, optionally followed by an equals sign, followed by a\n"
+ " number. For example:\n"
+ "\n"
+ " \"wght=500\"\n"
+ " \"slnt=-7.5\"\n";
+
+ GOptionEntry entries2[] =
+ {
+ {"variations", 0, 0, G_OPTION_ARG_CALLBACK, (gpointer) &parse_variations, variations_help, "list"},
+ {nullptr}
+ };
+ parser->add_group (entries2,
+ "variations",
+ "Variations options:",
+ "Options for font variations used",
this);
}
{
GOptionEntry entries[] =
{
- {"text", 0, 0, G_OPTION_ARG_STRING, &this->text, "Set input text", "string"},
+ {"text", 0, 0, G_OPTION_ARG_CALLBACK, (gpointer) &parse_text, "Set input text", "string"},
{"text-file", 0, 0, G_OPTION_ARG_STRING, &this->text_file, "Set input text file-name\n\n If no text is provided, standard input is used for input.\n", "filename"},
+ {"unicodes", 'u', 0, G_OPTION_ARG_CALLBACK, (gpointer) &parse_unicodes, "Set input Unicode codepoints", "list of hex numbers"},
{"text-before", 0, 0, G_OPTION_ARG_STRING, &this->text_before, "Set text context before each line", "string"},
{"text-after", 0, 0, G_OPTION_ARG_STRING, &this->text_after, "Set text context after each line", "string"},
- {NULL}
+ {nullptr}
};
parser->add_group (entries,
"text",
"Text options:",
- "Options controlling the input text",
+ "Options for the input text",
this);
}
{
const char *text;
- if (NULL == supported_formats)
- text = "Set output format";
+ if (nullptr == supported_formats)
+ text = "Set output serialization format";
else
{
char *items = g_strjoinv ("/", const_cast<char **> (supported_formats));
GOptionEntry entries[] =
{
- {"output-file", 0, 0, G_OPTION_ARG_STRING, &this->output_file, "Set output file-name (default: stdout)","filename"},
- {"output-format", 0, 0, G_OPTION_ARG_STRING, &this->output_format, text, "format"},
- {NULL}
+ {"output-file", 'o', 0, G_OPTION_ARG_STRING, &this->output_file, "Set output file-name (default: stdout)","filename"},
+ {"output-format", 'O', 0, G_OPTION_ARG_STRING, &this->output_format, text, "format"},
+ {nullptr}
};
parser->add_group (entries,
"output",
- "Output options:",
- "Options controlling the output",
+ "Output destination & format options:",
+ "Options for the destination & form of the output",
this);
}
hb_font_t *
-font_options_t::get_font (void) const
+font_options_t::get_font () const
{
if (font)
return font;
- hb_blob_t *blob = NULL;
-
/* Create the blob */
+ if (!font_file)
+ fail (true, "No font file set");
+
+ const char *font_path = font_file;
+
+ if (0 == strcmp (font_path, "-"))
{
- char *font_data;
- unsigned int len = 0;
- hb_destroy_func_t destroy;
- void *user_data;
- hb_memory_mode_t mm;
-
- /* This is a hell of a lot of code for just reading a file! */
- if (!font_file)
- fail (true, "No font file set");
-
- if (0 == strcmp (font_file, "-")) {
- /* read it */
- GString *gs = g_string_new (NULL);
- char buf[BUFSIZ];
#if defined(_WIN32) || defined(__CYGWIN__)
- setmode (fileno (stdin), _O_BINARY);
+ setmode (fileno (stdin), O_BINARY);
+ font_path = "STDIN";
+#else
+ font_path = "/dev/stdin";
#endif
- while (!feof (stdin)) {
- size_t ret = fread (buf, 1, sizeof (buf), stdin);
- if (ferror (stdin))
- fail (false, "Failed reading font from standard input: %s",
- strerror (errno));
- g_string_append_len (gs, buf, ret);
- }
- len = gs->len;
- font_data = g_string_free (gs, false);
- user_data = font_data;
- destroy = (hb_destroy_func_t) g_free;
- mm = HB_MEMORY_MODE_WRITABLE;
- } else {
- GError *error = NULL;
- GMappedFile *mf = g_mapped_file_new (font_file, false, &error);
- if (mf) {
- font_data = g_mapped_file_get_contents (mf);
- len = g_mapped_file_get_length (mf);
- if (len) {
- destroy = (hb_destroy_func_t) g_mapped_file_unref;
- user_data = (void *) mf;
- mm = HB_MEMORY_MODE_READONLY_MAY_MAKE_WRITABLE;
- } else
- g_mapped_file_unref (mf);
- } else {
- fail (false, "%s", error->message);
- //g_error_free (error);
- }
- if (!len) {
- /* GMappedFile is buggy, it doesn't fail if file isn't regular.
- * Try reading.
- * https://bugzilla.gnome.org/show_bug.cgi?id=659212 */
- GError *error = NULL;
- gsize l;
- if (g_file_get_contents (font_file, &font_data, &l, &error)) {
- len = l;
- destroy = (hb_destroy_func_t) g_free;
- user_data = (void *) font_data;
- mm = HB_MEMORY_MODE_WRITABLE;
- } else {
- fail (false, "%s", error->message);
- //g_error_free (error);
- }
- }
- }
-
- blob = hb_blob_create (font_data, len, mm, user_data, destroy);
}
+ blob = hb_blob_create_from_file (font_path);
+
+ if (blob == hb_blob_get_empty ())
+ fail (false, "Couldn't read or find %s, or it was empty.", font_path);
+
/* Create the face */
hb_face_t *face = hb_face_create (blob, face_index);
hb_blob_destroy (blob);
font = hb_font_create (face);
- unsigned int upem = hb_face_get_upem (face);
- hb_font_set_scale (font, upem, upem);
+ if (font_size_x == FONT_SIZE_UPEM)
+ font_size_x = hb_face_get_upem (face);
+ if (font_size_y == FONT_SIZE_UPEM)
+ font_size_y = hb_face_get_upem (face);
+
+ hb_font_set_ppem (font, x_ppem, y_ppem);
+ hb_font_set_ptem (font, ptem);
+
+ int scale_x = (int) scalbnf (font_size_x, subpixel_bits);
+ int scale_y = (int) scalbnf (font_size_y, subpixel_bits);
+ hb_font_set_scale (font, scale_x, scale_y);
hb_face_destroy (face);
- void (*set_font_funcs) (hb_font_t *) = NULL;
+ hb_font_set_variations (font, variations, num_variations);
+
+ void (*set_font_funcs) (hb_font_t *) = nullptr;
if (!font_funcs)
{
set_font_funcs = supported_font_funcs[0].func;
else
{
for (unsigned int i = 0; i < ARRAY_LENGTH (supported_font_funcs); i++)
- if (0 == strcasecmp (font_funcs, supported_font_funcs[i].name))
+ if (0 == g_ascii_strcasecmp (font_funcs, supported_font_funcs[i].name))
{
set_font_funcs = supported_font_funcs[i].func;
break;
}
if (!set_font_funcs)
{
- GString *s = g_string_new (NULL);
+ GString *s = g_string_new (nullptr);
for (unsigned int i = 0; i < ARRAY_LENGTH (supported_font_funcs); i++)
{
- if (i)
+ if (i)
g_string_append_c (s, '/');
g_string_append (s, supported_font_funcs[i].name);
}
}
}
set_font_funcs (font);
+#ifdef HAVE_FREETYPE
+ hb_ft_font_set_load_flags (font, ft_load_flags);
+#endif
return font;
}
text_options_t::get_line (unsigned int *len)
{
if (text) {
- if (text_len == (unsigned int) -1)
- text_len = strlen (text);
+ if (!line)
+ {
+ line = text;
+ line_len = text_len;
+ }
+ if (line_len == (unsigned int) -1)
+ line_len = strlen (line);
- if (!text_len) {
+ if (!line_len) {
*len = 0;
- return NULL;
+ return nullptr;
}
- const char *ret = text;
- const char *p = (const char *) memchr (text, '\n', text_len);
+ const char *ret = line;
+ const char *p = (const char *) memchr (line, '\n', line_len);
unsigned int ret_len;
if (!p) {
- ret_len = text_len;
- text += ret_len;
- text_len = 0;
+ ret_len = line_len;
+ line += ret_len;
+ line_len = 0;
} else {
ret_len = p - ret;
- text += ret_len + 1;
- text_len -= ret_len + 1;
+ line += ret_len + 1;
+ line_len -= ret_len + 1;
}
*len = ret_len;
fail (false, "Failed opening text file `%s': %s",
text_file, strerror (errno));
- gs = g_string_new (NULL);
+ gs = g_string_new (nullptr);
}
g_string_set_size (gs, 0);
fail (false, "Failed reading text: %s",
strerror (errno));
*len = gs->len;
- return !*len && feof (fp) ? NULL : gs->str;
+ return !*len && feof (fp) ? nullptr : gs->str;
}
FILE *
-output_options_t::get_file_handle (void)
+output_options_t::get_file_handle ()
{
if (fp)
return fp;
fp = fopen (output_file, "wb");
else {
#if defined(_WIN32) || defined(__CYGWIN__)
- setmode (fileno (stdout), _O_BINARY);
+ setmode (fileno (stdout), O_BINARY);
#endif
fp = stdout;
}
return true;
}
+static gboolean
+parse_ned (const char *name G_GNUC_UNUSED,
+ const char *arg G_GNUC_UNUSED,
+ gpointer data G_GNUC_UNUSED,
+ GError **error G_GNUC_UNUSED)
+{
+ format_options_t *format_opts = (format_options_t *) data;
+ format_opts->show_clusters = format_opts->show_advances = false;
+ return true;
+}
+
void
format_options_t::add_options (option_parser_t *parser)
{
GOptionEntry entries[] =
{
- {"no-glyph-names", 0, G_OPTION_FLAG_REVERSE, G_OPTION_ARG_NONE, &this->show_glyph_names, "Use glyph indices instead of names", NULL},
- {"no-positions", 0, G_OPTION_FLAG_REVERSE, G_OPTION_ARG_NONE, &this->show_positions, "Do not show glyph positions", NULL},
- {"no-clusters", 0, G_OPTION_FLAG_REVERSE, G_OPTION_ARG_NONE, &this->show_clusters, "Do not show cluster mapping", NULL},
- {"show-text", 0, 0, G_OPTION_ARG_NONE, &this->show_text, "Show input text", NULL},
- {"show-unicode", 0, 0, G_OPTION_ARG_NONE, &this->show_unicode, "Show input Unicode codepoints", NULL},
- {"show-line-num", 0, 0, G_OPTION_ARG_NONE, &this->show_line_num, "Show line numbers", NULL},
- {"verbose", 0, G_OPTION_FLAG_NO_ARG, G_OPTION_ARG_CALLBACK,(gpointer) &parse_verbose, "Show everything", NULL},
- {NULL}
+ {"show-text", 0, 0, G_OPTION_ARG_NONE, &this->show_text, "Prefix each line of output with its corresponding input text", nullptr},
+ {"show-unicode", 0, 0, G_OPTION_ARG_NONE, &this->show_unicode, "Prefix each line of output with its corresponding input codepoint(s)", nullptr},
+ {"show-line-num", 0, 0, G_OPTION_ARG_NONE, &this->show_line_num, "Prefix each line of output with its corresponding input line number", nullptr},
+ {"verbose", 'v', G_OPTION_FLAG_NO_ARG,
+ G_OPTION_ARG_CALLBACK, (gpointer) &parse_verbose, "Prefix each line of output with all of the above", nullptr},
+ {"no-glyph-names", 0, G_OPTION_FLAG_REVERSE,
+ G_OPTION_ARG_NONE, &this->show_glyph_names, "Output glyph indices instead of names", nullptr},
+ {"no-positions", 0, G_OPTION_FLAG_REVERSE,
+ G_OPTION_ARG_NONE, &this->show_positions, "Do not output glyph positions", nullptr},
+ {"no-advances", 0, G_OPTION_FLAG_REVERSE,
+ G_OPTION_ARG_NONE, &this->show_advances, "Do not output glyph advances", nullptr},
+ {"no-clusters", 0, G_OPTION_FLAG_REVERSE,
+ G_OPTION_ARG_NONE, &this->show_clusters, "Do not output cluster indices", nullptr},
+ {"show-extents", 0, 0, G_OPTION_ARG_NONE, &this->show_extents, "Output glyph extents", nullptr},
+ {"show-flags", 0, 0, G_OPTION_ARG_NONE, &this->show_flags, "Output glyph flags", nullptr},
+ {"ned", 'v', G_OPTION_FLAG_NO_ARG,
+ G_OPTION_ARG_CALLBACK, (gpointer) &parse_ned, "No Extra Data; Do not output clusters or advances", nullptr},
+ {"trace", 'V', 0, G_OPTION_ARG_NONE, &this->trace, "Output interim shaping results", nullptr},
+ {nullptr}
};
parser->add_group (entries,
- "format",
- "Format options:",
- "Options controlling the formatting of buffer contents",
+ "output-syntax",
+ "Output syntax:\n"
+ " text: [<glyph name or index>=<glyph cluster index within input>@<horizontal displacement>,<vertical displacement>+<horizontal advance>,<vertical advance>|...]\n"
+ " json: [{\"g\": <glyph name or index>, \"ax\": <horizontal advance>, \"ay\": <vertical advance>, \"dx\": <horizontal displacement>, \"dy\": <vertical displacement>, \"cl\": <glyph cluster index within input>}, ...]\n"
+ "\nOutput syntax options:",
+ "Options for the syntax of the output",
this);
}
GString *gs)
{
unsigned int num_glyphs = hb_buffer_get_length (buffer);
- hb_glyph_info_t *info = hb_buffer_get_glyph_infos (buffer, NULL);
+ hb_glyph_info_t *info = hb_buffer_get_glyph_infos (buffer, nullptr);
g_string_append_c (gs, '<');
for (unsigned int i = 0; i < num_glyphs; i++)
unsigned int num_glyphs = hb_buffer_get_length (buffer);
unsigned int start = 0;
- while (start < num_glyphs) {
+ while (start < num_glyphs)
+ {
char buf[1024];
unsigned int consumed;
start += hb_buffer_serialize_glyphs (buffer, start, num_glyphs,
hb_font_t *font,
GString *gs)
{
- if (show_text) {
+ if (show_text)
+ {
serialize_line_no (line_no, gs);
g_string_append_c (gs, '(');
g_string_append_len (gs, text, text_len);
g_string_append_c (gs, '\n');
}
- if (show_unicode) {
+ if (show_unicode)
+ {
serialize_line_no (line_no, gs);
serialize_unicode (buffer, gs);
g_string_append_c (gs, '\n');
}
void
format_options_t::serialize_message (unsigned int line_no,
+ const char *type,
const char *msg,
GString *gs)
{
serialize_line_no (line_no, gs);
- g_string_append_printf (gs, "%s", msg);
+ g_string_append_printf (gs, "%s: %s", type, msg);
g_string_append_c (gs, '\n');
}
void