Add API/cmdline to show glyph extents when serializing buffer
New API: HB_BUFFER_SERIALIZE_FLAG_GLYPH_EXTENTS hb-shape now accepts --show-extents. Patch from Simon Cozens.
This commit is contained in:
parent
2cee5b68a0
commit
fdd1770e00
|
@ -145,6 +145,16 @@ _hb_buffer_serialize_glyphs_json (hb_buffer_t *buffer,
|
|||
pos[i].x_advance, pos[i].y_advance);
|
||||
}
|
||||
|
||||
if (flags & HB_BUFFER_SERIALIZE_FLAG_GLYPH_EXTENTS)
|
||||
{
|
||||
hb_glyph_extents_t extents;
|
||||
hb_font_get_glyph_extents(font, info[i].codepoint, &extents);
|
||||
p += MAX (0, snprintf (p, ARRAY_LENGTH (b) - (p - b), ",\"xb\":%d,\"yb\":%d",
|
||||
extents.x_bearing, extents.y_bearing));
|
||||
p += MAX (0, snprintf (p, ARRAY_LENGTH (b) - (p - b), ",\"w\":%d,\"h\":%d",
|
||||
extents.width, extents.height));
|
||||
}
|
||||
|
||||
*p++ = '}';
|
||||
|
||||
unsigned int l = p - b;
|
||||
|
@ -210,6 +220,13 @@ _hb_buffer_serialize_glyphs_text (hb_buffer_t *buffer,
|
|||
p += MAX (0, snprintf (p, ARRAY_LENGTH (b) - (p - b), ",%d", pos[i].y_advance));
|
||||
}
|
||||
|
||||
if (flags & HB_BUFFER_SERIALIZE_FLAG_GLYPH_EXTENTS)
|
||||
{
|
||||
hb_glyph_extents_t extents;
|
||||
hb_font_get_glyph_extents(font, info[i].codepoint, &extents);
|
||||
p += MAX (0, snprintf (p, ARRAY_LENGTH (b) - (p - b), "<%d,%d,%d,%d>", extents.x_bearing, extents.y_bearing, extents.width, extents.height));
|
||||
}
|
||||
|
||||
unsigned int l = p - b;
|
||||
if (buf_size > l)
|
||||
{
|
||||
|
|
|
@ -323,7 +323,8 @@ typedef enum { /*< flags >*/
|
|||
HB_BUFFER_SERIALIZE_FLAG_DEFAULT = 0x00000000u,
|
||||
HB_BUFFER_SERIALIZE_FLAG_NO_CLUSTERS = 0x00000001u,
|
||||
HB_BUFFER_SERIALIZE_FLAG_NO_POSITIONS = 0x00000002u,
|
||||
HB_BUFFER_SERIALIZE_FLAG_NO_GLYPH_NAMES = 0x00000004u
|
||||
HB_BUFFER_SERIALIZE_FLAG_NO_GLYPH_NAMES = 0x00000004u,
|
||||
HB_BUFFER_SERIALIZE_FLAG_GLYPH_EXTENTS = 0x00000008u
|
||||
} hb_buffer_serialize_flags_t;
|
||||
|
||||
typedef enum {
|
||||
|
|
|
@ -70,6 +70,8 @@ struct output_buffer_t
|
|||
flags |= HB_BUFFER_SERIALIZE_FLAG_NO_CLUSTERS;
|
||||
if (!format.show_positions)
|
||||
flags |= HB_BUFFER_SERIALIZE_FLAG_NO_POSITIONS;
|
||||
if (format.show_extents)
|
||||
flags |= HB_BUFFER_SERIALIZE_FLAG_GLYPH_EXTENTS;
|
||||
format_flags = (hb_buffer_serialize_flags_t) flags;
|
||||
}
|
||||
void new_line (void)
|
||||
|
|
|
@ -706,6 +706,7 @@ format_options_t::add_options (option_parser_t *parser)
|
|||
G_OPTION_ARG_NONE, &this->show_positions, "Do not output glyph positions", NULL},
|
||||
{"no-clusters", 0, G_OPTION_FLAG_REVERSE,
|
||||
G_OPTION_ARG_NONE, &this->show_clusters, "Do not output cluster indices", NULL},
|
||||
{"show-extents", 0, 0, G_OPTION_ARG_NONE, &this->show_extents, "Output glyph extents", NULL},
|
||||
{NULL}
|
||||
};
|
||||
parser->add_group (entries,
|
||||
|
|
|
@ -410,6 +410,7 @@ struct format_options_t : option_group_t
|
|||
show_text = false;
|
||||
show_unicode = false;
|
||||
show_line_num = false;
|
||||
show_extents = false;
|
||||
|
||||
add_options (parser);
|
||||
}
|
||||
|
@ -450,6 +451,7 @@ struct format_options_t : option_group_t
|
|||
hb_bool_t show_text;
|
||||
hb_bool_t show_unicode;
|
||||
hb_bool_t show_line_num;
|
||||
hb_bool_t show_extents;
|
||||
};
|
||||
|
||||
|
||||
|
|
Loading…
Reference in New Issue