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-rw-r--r--src/3rdparty/harfbuzz-ng/src/hb-buffer-serialize.cc132
1 files changed, 69 insertions, 63 deletions
diff --git a/src/3rdparty/harfbuzz-ng/src/hb-buffer-serialize.cc b/src/3rdparty/harfbuzz-ng/src/hb-buffer-serialize.cc
index ea62e9ffdb..e64eb0ee65 100644
--- a/src/3rdparty/harfbuzz-ng/src/hb-buffer-serialize.cc
+++ b/src/3rdparty/harfbuzz-ng/src/hb-buffer-serialize.cc
@@ -24,7 +24,11 @@
* Google Author(s): Behdad Esfahbod
*/
-#include "hb-buffer-private.hh"
+#include "hb.hh"
+
+#ifndef HB_NO_BUFFER_SERIALIZE
+
+#include "hb-buffer.hh"
static const char *serialize_formats[] = {
@@ -44,7 +48,7 @@ static const char *serialize_formats[] = {
* Since: 0.9.7
**/
const char **
-hb_buffer_serialize_list_formats (void)
+hb_buffer_serialize_list_formats ()
{
return serialize_formats;
}
@@ -58,7 +62,7 @@ hb_buffer_serialize_list_formats (void)
* @str is a valid buffer serialization format, use
* hb_buffer_serialize_list_formats() to get the list of supported formats.
*
- * Return value:
+ * Return value:
* The parsed #hb_buffer_serialize_format_t.
*
* Since: 0.9.7
@@ -85,7 +89,7 @@ hb_buffer_serialize_format_from_string (const char *str, int len)
const char *
hb_buffer_serialize_format_to_string (hb_buffer_serialize_format_t format)
{
- switch (format)
+ switch ((unsigned) format)
{
case HB_BUFFER_SERIALIZE_FORMAT_TEXT: return serialize_formats[0];
case HB_BUFFER_SERIALIZE_FORMAT_JSON: return serialize_formats[1];
@@ -109,6 +113,7 @@ _hb_buffer_serialize_glyphs_json (hb_buffer_t *buffer,
nullptr : hb_buffer_get_glyph_positions (buffer, nullptr);
*buf_consumed = 0;
+ hb_position_t x = 0, y = 0;
for (unsigned int i = start; i < end; i++)
{
char b[1024];
@@ -130,40 +135,41 @@ _hb_buffer_serialize_glyphs_json (hb_buffer_t *buffer,
hb_font_glyph_to_string (font, info[i].codepoint, g, sizeof (g));
*p++ = '"';
for (char *q = g; *q; q++) {
- if (*q == '"')
+ if (*q == '"')
*p++ = '\\';
*p++ = *q;
}
*p++ = '"';
}
else
- p += MAX (0, snprintf (p, ARRAY_LENGTH (b) - (p - b), "%u", info[i].codepoint));
+ p += hb_max (0, snprintf (p, ARRAY_LENGTH (b) - (p - b), "%u", info[i].codepoint));
if (!(flags & HB_BUFFER_SERIALIZE_FLAG_NO_CLUSTERS)) {
- p += MAX (0, snprintf (p, ARRAY_LENGTH (b) - (p - b), ",\"cl\":%u", info[i].cluster));
+ p += hb_max (0, snprintf (p, ARRAY_LENGTH (b) - (p - b), ",\"cl\":%u", info[i].cluster));
}
if (!(flags & HB_BUFFER_SERIALIZE_FLAG_NO_POSITIONS))
{
- p += MAX (0, snprintf (p, ARRAY_LENGTH (b) - (p - b), ",\"dx\":%d,\"dy\":%d",
- pos[i].x_offset, pos[i].y_offset));
- p += MAX (0, snprintf (p, ARRAY_LENGTH (b) - (p - b), ",\"ax\":%d,\"ay\":%d",
- pos[i].x_advance, pos[i].y_advance));
+ p += hb_max (0, snprintf (p, ARRAY_LENGTH (b) - (p - b), ",\"dx\":%d,\"dy\":%d",
+ x+pos[i].x_offset, y+pos[i].y_offset));
+ if (!(flags & HB_BUFFER_SERIALIZE_FLAG_NO_ADVANCES))
+ p += hb_max (0, snprintf (p, ARRAY_LENGTH (b) - (p - b), ",\"ax\":%d,\"ay\":%d",
+ pos[i].x_advance, pos[i].y_advance));
}
if (flags & HB_BUFFER_SERIALIZE_FLAG_GLYPH_FLAGS)
{
if (info[i].mask & HB_GLYPH_FLAG_DEFINED)
- p += MAX (0, snprintf (p, ARRAY_LENGTH (b) - (p - b), ",\"fl\":%u", info[i].mask & HB_GLYPH_FLAG_DEFINED));
+ p += hb_max (0, snprintf (p, ARRAY_LENGTH (b) - (p - b), ",\"fl\":%u", info[i].mask & HB_GLYPH_FLAG_DEFINED));
}
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",
+ p += hb_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",
+ p += hb_max (0, snprintf (p, ARRAY_LENGTH (b) - (p - b), ",\"w\":%d,\"h\":%d",
extents.width, extents.height));
}
@@ -179,6 +185,12 @@ _hb_buffer_serialize_glyphs_json (hb_buffer_t *buffer,
*buf = '\0';
} else
return i - start;
+
+ if (pos && (flags & HB_BUFFER_SERIALIZE_FLAG_NO_ADVANCES))
+ {
+ x += pos[i].x_advance;
+ y += pos[i].y_advance;
+ }
}
return end - start;
@@ -199,6 +211,7 @@ _hb_buffer_serialize_glyphs_text (hb_buffer_t *buffer,
nullptr : hb_buffer_get_glyph_positions (buffer, nullptr);
*buf_consumed = 0;
+ hb_position_t x = 0, y = 0;
for (unsigned int i = start; i < end; i++)
{
char b[1024];
@@ -215,34 +228,37 @@ _hb_buffer_serialize_glyphs_text (hb_buffer_t *buffer,
p += strlen (p);
}
else
- p += MAX (0, snprintf (p, ARRAY_LENGTH (b) - (p - b), "%u", info[i].codepoint));
+ p += hb_max (0, snprintf (p, ARRAY_LENGTH (b) - (p - b), "%u", info[i].codepoint));
if (!(flags & HB_BUFFER_SERIALIZE_FLAG_NO_CLUSTERS)) {
- p += MAX (0, snprintf (p, ARRAY_LENGTH (b) - (p - b), "=%u", info[i].cluster));
+ p += hb_max (0, snprintf (p, ARRAY_LENGTH (b) - (p - b), "=%u", info[i].cluster));
}
if (!(flags & HB_BUFFER_SERIALIZE_FLAG_NO_POSITIONS))
{
- if (pos[i].x_offset || pos[i].y_offset)
- p += MAX (0, snprintf (p, ARRAY_LENGTH (b) - (p - b), "@%d,%d", pos[i].x_offset, pos[i].y_offset));
-
- *p++ = '+';
- p += MAX (0, snprintf (p, ARRAY_LENGTH (b) - (p - b), "%d", pos[i].x_advance));
- if (pos[i].y_advance)
- p += MAX (0, snprintf (p, ARRAY_LENGTH (b) - (p - b), ",%d", pos[i].y_advance));
+ if (x+pos[i].x_offset || y+pos[i].y_offset)
+ p += hb_max (0, snprintf (p, ARRAY_LENGTH (b) - (p - b), "@%d,%d", x+pos[i].x_offset, y+pos[i].y_offset));
+
+ if (!(flags & HB_BUFFER_SERIALIZE_FLAG_NO_ADVANCES))
+ {
+ *p++ = '+';
+ p += hb_max (0, snprintf (p, ARRAY_LENGTH (b) - (p - b), "%d", pos[i].x_advance));
+ if (pos[i].y_advance)
+ p += hb_max (0, snprintf (p, ARRAY_LENGTH (b) - (p - b), ",%d", pos[i].y_advance));
+ }
}
if (flags & HB_BUFFER_SERIALIZE_FLAG_GLYPH_FLAGS)
{
- if (info[i].mask &HB_GLYPH_FLAG_DEFINED)
- p += MAX (0, snprintf (p, ARRAY_LENGTH (b) - (p - b), "#%X", info[i].mask &HB_GLYPH_FLAG_DEFINED));
+ if (info[i].mask & HB_GLYPH_FLAG_DEFINED)
+ p += hb_max (0, snprintf (p, ARRAY_LENGTH (b) - (p - b), "#%X", info[i].mask &HB_GLYPH_FLAG_DEFINED));
}
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));
+ p += hb_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;
@@ -255,6 +271,12 @@ _hb_buffer_serialize_glyphs_text (hb_buffer_t *buffer,
*buf = '\0';
} else
return i - start;
+
+ if (pos && (flags & HB_BUFFER_SERIALIZE_FLAG_NO_ADVANCES))
+ {
+ x += pos[i].x_advance;
+ y += pos[i].y_advance;
+ }
}
return end - start;
@@ -301,7 +323,7 @@ _hb_buffer_serialize_glyphs_text (hb_buffer_t *buffer,
* ## json
* TODO.
*
- * Return value:
+ * Return value:
* The number of serialized items.
*
* Since: 0.9.7
@@ -357,43 +379,24 @@ hb_buffer_serialize_glyphs (hb_buffer_t *buffer,
}
}
-
-static hb_bool_t
-parse_uint (const char *pp, const char *end, uint32_t *pv)
+static bool
+parse_int (const char *pp, const char *end, int32_t *pv)
{
- char buf[32];
- unsigned int len = MIN (ARRAY_LENGTH (buf) - 1, (unsigned int) (end - pp));
- strncpy (buf, pp, len);
- buf[len] = '\0';
-
- char *p = buf;
- char *pend = p;
- uint32_t v;
-
- errno = 0;
- v = strtol (p, &pend, 10);
- if (errno || p == pend || pend - p != end - pp)
+ int v;
+ const char *p = pp;
+ if (unlikely (!hb_parse_int (&p, end, &v, true/* whole buffer */)))
return false;
*pv = v;
return true;
}
-static hb_bool_t
-parse_int (const char *pp, const char *end, int32_t *pv)
+static bool
+parse_uint (const char *pp, const char *end, uint32_t *pv)
{
- char buf[32];
- unsigned int len = MIN (ARRAY_LENGTH (buf) - 1, (unsigned int) (end - pp));
- strncpy (buf, pp, len);
- buf[len] = '\0';
-
- char *p = buf;
- char *pend = p;
- int32_t v;
-
- errno = 0;
- v = strtol (p, &pend, 10);
- if (errno || p == pend || pend - p != end - pp)
+ unsigned int v;
+ const char *p = pp;
+ if (unlikely (!hb_parse_uint (&p, end, &v, true/* whole buffer */)))
return false;
*pv = v;
@@ -407,14 +410,14 @@ parse_int (const char *pp, const char *end, int32_t *pv)
* hb_buffer_deserialize_glyphs:
* @buffer: an #hb_buffer_t buffer.
* @buf: (array length=buf_len):
- * @buf_len:
+ * @buf_len:
* @end_ptr: (out):
- * @font:
- * @format:
+ * @font:
+ * @format:
+ *
*
- *
*
- * Return value:
+ * Return value:
*
* Since: 0.9.7
**/
@@ -422,8 +425,8 @@ hb_bool_t
hb_buffer_deserialize_glyphs (hb_buffer_t *buffer,
const char *buf,
int buf_len, /* -1 means nul-terminated */
- const char **end_ptr, /* May be nullptr */
- hb_font_t *font, /* May be nullptr */
+ const char **end_ptr, /* May be NULL */
+ hb_font_t *font, /* May be NULL */
hb_buffer_serialize_format_t format)
{
const char *end;
@@ -466,3 +469,6 @@ hb_buffer_deserialize_glyphs (hb_buffer_t *buffer,
}
}
+
+
+#endif
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-12 03:42:03 +0000