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Unified Diff: third_party/harfbuzz-ng/src/hb-font.cc

Issue 10510004: Roll harfbuzz-ng 3b8fd9c48f4bde368bf2d465c148b9743a9216ee (Closed) Base URL: http://git.chromium.org/chromium/src.git@master
Patch Set: Created 8 years, 7 months ago
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Index: third_party/harfbuzz-ng/src/hb-font.cc
diff --git a/third_party/harfbuzz-ng/src/hb-font.cc b/third_party/harfbuzz-ng/src/hb-font.cc
index d549455ea9478f7dac3b40131b6a7b367068d6c4..1862ac3d3f63c256909520b60de63e7551a11e7f 100644
--- a/third_party/harfbuzz-ng/src/hb-font.cc
+++ b/third_party/harfbuzz-ng/src/hb-font.cc
@@ -33,6 +33,8 @@
#include "hb-open-file-private.hh"
#include "hb-ot-head-table.hh"
+#include "hb-cache-private.hh"
+
#include <string.h>
@@ -42,7 +44,7 @@
*/
static hb_bool_t
-hb_font_get_glyph_nil (hb_font_t *font HB_UNUSED,
+hb_font_get_glyph_nil (hb_font_t *font,
void *font_data HB_UNUSED,
hb_codepoint_t unicode,
hb_codepoint_t variation_selector,
@@ -57,7 +59,7 @@ hb_font_get_glyph_nil (hb_font_t *font HB_UNUSED,
}
static hb_position_t
-hb_font_get_glyph_h_advance_nil (hb_font_t *font HB_UNUSED,
+hb_font_get_glyph_h_advance_nil (hb_font_t *font,
void *font_data HB_UNUSED,
hb_codepoint_t glyph,
void *user_data HB_UNUSED)
@@ -69,7 +71,7 @@ hb_font_get_glyph_h_advance_nil (hb_font_t *font HB_UNUSED,
}
static hb_position_t
-hb_font_get_glyph_v_advance_nil (hb_font_t *font HB_UNUSED,
+hb_font_get_glyph_v_advance_nil (hb_font_t *font,
void *font_data HB_UNUSED,
hb_codepoint_t glyph,
void *user_data HB_UNUSED)
@@ -81,7 +83,7 @@ hb_font_get_glyph_v_advance_nil (hb_font_t *font HB_UNUSED,
}
static hb_bool_t
-hb_font_get_glyph_h_origin_nil (hb_font_t *font HB_UNUSED,
+hb_font_get_glyph_h_origin_nil (hb_font_t *font,
void *font_data HB_UNUSED,
hb_codepoint_t glyph,
hb_position_t *x,
@@ -89,9 +91,7 @@ hb_font_get_glyph_h_origin_nil (hb_font_t *font HB_UNUSED,
void *user_data HB_UNUSED)
{
if (font->parent) {
- hb_bool_t ret = hb_font_get_glyph_h_origin (font->parent,
- glyph,
- x, y);
+ hb_bool_t ret = hb_font_get_glyph_h_origin (font->parent, glyph, x, y);
if (ret)
font->parent_scale_position (x, y);
return ret;
@@ -102,7 +102,7 @@ hb_font_get_glyph_h_origin_nil (hb_font_t *font HB_UNUSED,
}
static hb_bool_t
-hb_font_get_glyph_v_origin_nil (hb_font_t *font HB_UNUSED,
+hb_font_get_glyph_v_origin_nil (hb_font_t *font,
void *font_data HB_UNUSED,
hb_codepoint_t glyph,
hb_position_t *x,
@@ -110,9 +110,7 @@ hb_font_get_glyph_v_origin_nil (hb_font_t *font HB_UNUSED,
void *user_data HB_UNUSED)
{
if (font->parent) {
- hb_bool_t ret = hb_font_get_glyph_v_origin (font->parent,
- glyph,
- x, y);
+ hb_bool_t ret = hb_font_get_glyph_v_origin (font->parent, glyph, x, y);
if (ret)
font->parent_scale_position (x, y);
return ret;
@@ -123,7 +121,7 @@ hb_font_get_glyph_v_origin_nil (hb_font_t *font HB_UNUSED,
}
static hb_position_t
-hb_font_get_glyph_h_kerning_nil (hb_font_t *font HB_UNUSED,
+hb_font_get_glyph_h_kerning_nil (hb_font_t *font,
void *font_data HB_UNUSED,
hb_codepoint_t left_glyph,
hb_codepoint_t right_glyph,
@@ -136,7 +134,7 @@ hb_font_get_glyph_h_kerning_nil (hb_font_t *font HB_UNUSED,
}
static hb_position_t
-hb_font_get_glyph_v_kerning_nil (hb_font_t *font HB_UNUSED,
+hb_font_get_glyph_v_kerning_nil (hb_font_t *font,
void *font_data HB_UNUSED,
hb_codepoint_t top_glyph,
hb_codepoint_t bottom_glyph,
@@ -149,7 +147,7 @@ hb_font_get_glyph_v_kerning_nil (hb_font_t *font HB_UNUSED,
}
static hb_bool_t
-hb_font_get_glyph_extents_nil (hb_font_t *font HB_UNUSED,
+hb_font_get_glyph_extents_nil (hb_font_t *font,
void *font_data HB_UNUSED,
hb_codepoint_t glyph,
hb_glyph_extents_t *extents,
@@ -171,7 +169,7 @@ hb_font_get_glyph_extents_nil (hb_font_t *font HB_UNUSED,
}
static hb_bool_t
-hb_font_get_glyph_contour_point_nil (hb_font_t *font HB_UNUSED,
+hb_font_get_glyph_contour_point_nil (hb_font_t *font,
void *font_data HB_UNUSED,
hb_codepoint_t glyph,
unsigned int point_index,
@@ -180,9 +178,7 @@ hb_font_get_glyph_contour_point_nil (hb_font_t *font HB_UNUSED,
void *user_data HB_UNUSED)
{
if (font->parent) {
- hb_bool_t ret = hb_font_get_glyph_contour_point (font->parent,
- glyph, point_index,
- x, y);
+ hb_bool_t ret = hb_font_get_glyph_contour_point (font->parent, glyph, point_index, x, y);
if (ret)
font->parent_scale_position (x, y);
return ret;
@@ -192,6 +188,34 @@ hb_font_get_glyph_contour_point_nil (hb_font_t *font HB_UNUSED,
return FALSE;
}
+static hb_bool_t
+hb_font_get_glyph_name_nil (hb_font_t *font,
+ void *font_data HB_UNUSED,
+ hb_codepoint_t glyph,
+ char *name, unsigned int size,
+ void *user_data HB_UNUSED)
+{
+ if (font->parent)
+ return hb_font_get_glyph_name (font->parent, glyph, name, size);
+
+ snprintf (name, size, "gid%u", glyph);
+ return FALSE;
+}
+
+static hb_bool_t
+hb_font_get_glyph_from_name_nil (hb_font_t *font,
+ void *font_data HB_UNUSED,
+ const char *name, int len, /* -1 means nul-terminated */
+ hb_codepoint_t *glyph,
+ void *user_data HB_UNUSED)
+{
+ if (font->parent)
+ return hb_font_get_glyph_from_name (font->parent, name, len, glyph);
+
+ *glyph = 0;
+ return FALSE;
+}
+
static hb_font_funcs_t _hb_font_funcs_nil = {
HB_OBJECT_HEADER_STATIC,
@@ -403,6 +427,28 @@ hb_font_get_glyph_contour_point (hb_font_t *font,
font->klass->user_data.glyph_contour_point);
}
+hb_bool_t
+hb_font_get_glyph_name (hb_font_t *font,
+ hb_codepoint_t glyph,
+ char *name, unsigned int size)
+{
+ return font->klass->get.glyph_name (font, font->user_data,
+ glyph,
+ name, size,
+ font->klass->user_data.glyph_name);
+}
+
+hb_bool_t
+hb_font_get_glyph_from_name (hb_font_t *font,
+ const char *name, int len, /* -1 means nul-terminated */
+ hb_codepoint_t *glyph)
+{
+ return font->klass->get.glyph_from_name (font, font->user_data,
+ name, len,
+ glyph,
+ font->klass->user_data.glyph_from_name);
+}
+
/* A bit higher-level, and with fallback */
@@ -729,7 +775,7 @@ hb_face_set_index (hb_face_t *face,
if (hb_object_is_inert (face))
return;
- face->index = 0;
+ face->index = index;
}
unsigned int
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