< prev index next >
src/java.desktop/share/native/libfontmanager/harfbuzz/hb-ot-layout-gdef-table.hh
Print this page
@@ -27,13 +27,13 @@
*/
#ifndef HB_OT_LAYOUT_GDEF_TABLE_HH
#define HB_OT_LAYOUT_GDEF_TABLE_HH
-#include "hb-ot-layout-common-private.hh"
+#include "hb-ot-layout-common.hh"
-#include "hb-font-private.hh"
+#include "hb-font.hh"
namespace OT {
@@ -44,11 +44,11 @@
typedef ArrayOf<HBUINT16> AttachPoint; /* Array of contour point indices--in
* increasing numerical order */
struct AttachList
{
- inline unsigned int get_attach_points (hb_codepoint_t glyph_id,
+ unsigned int get_attach_points (hb_codepoint_t glyph_id,
unsigned int start_offset,
unsigned int *point_count /* IN/OUT */,
unsigned int *point_array /* OUT */) const
{
unsigned int index = (this+coverage).get_coverage (glyph_id);
@@ -59,21 +59,22 @@
return 0;
}
const AttachPoint &points = this+attachPoint[index];
- if (point_count) {
- const HBUINT16 *array = points.sub_array (start_offset, point_count);
- unsigned int count = *point_count;
+ if (point_count)
+ {
+ hb_array_t<const HBUINT16> array = points.sub_array (start_offset, point_count);
+ unsigned int count = array.length;
for (unsigned int i = 0; i < count; i++)
point_array[i] = array[i];
}
return points.len;
}
- inline bool sanitize (hb_sanitize_context_t *c) const
+ bool sanitize (hb_sanitize_context_t *c) const
{
TRACE_SANITIZE (this);
return_trace (coverage.sanitize (c, this) && attachPoint.sanitize (c, this));
}
@@ -95,16 +96,16 @@
struct CaretValueFormat1
{
friend struct CaretValue;
private:
- inline hb_position_t get_caret_value (hb_font_t *font, hb_direction_t direction) const
+ hb_position_t get_caret_value (hb_font_t *font, hb_direction_t direction) const
{
return HB_DIRECTION_IS_HORIZONTAL (direction) ? font->em_scale_x (coordinate) : font->em_scale_y (coordinate);
}
- inline bool sanitize (hb_sanitize_context_t *c) const
+ bool sanitize (hb_sanitize_context_t *c) const
{
TRACE_SANITIZE (this);
return_trace (c->check_struct (this));
}
@@ -118,20 +119,18 @@
struct CaretValueFormat2
{
friend struct CaretValue;
private:
- inline hb_position_t get_caret_value (hb_font_t *font, hb_direction_t direction, hb_codepoint_t glyph_id) const
+ hb_position_t get_caret_value (hb_font_t *font, hb_direction_t direction, hb_codepoint_t glyph_id) const
{
hb_position_t x, y;
- if (font->get_glyph_contour_point_for_origin (glyph_id, caretValuePoint, direction, &x, &y))
+ font->get_glyph_contour_point_for_origin (glyph_id, caretValuePoint, direction, &x, &y);
return HB_DIRECTION_IS_HORIZONTAL (direction) ? x : y;
- else
- return 0;
}
- inline bool sanitize (hb_sanitize_context_t *c) const
+ bool sanitize (hb_sanitize_context_t *c) const
{
TRACE_SANITIZE (this);
return_trace (c->check_struct (this));
}
@@ -144,18 +143,19 @@
struct CaretValueFormat3
{
friend struct CaretValue;
- inline hb_position_t get_caret_value (hb_font_t *font, hb_direction_t direction, const VariationStore &var_store) const
+ hb_position_t get_caret_value (hb_font_t *font, hb_direction_t direction,
+ const VariationStore &var_store) const
{
return HB_DIRECTION_IS_HORIZONTAL (direction) ?
font->em_scale_x (coordinate) + (this+deviceTable).get_x_delta (font, var_store) :
font->em_scale_y (coordinate) + (this+deviceTable).get_y_delta (font, var_store);
}
- inline bool sanitize (hb_sanitize_context_t *c) const
+ bool sanitize (hb_sanitize_context_t *c) const
{
TRACE_SANITIZE (this);
return_trace (c->check_struct (this) && deviceTable.sanitize (c, this));
}
@@ -170,11 +170,11 @@
DEFINE_SIZE_STATIC (6);
};
struct CaretValue
{
- inline hb_position_t get_caret_value (hb_font_t *font,
+ hb_position_t get_caret_value (hb_font_t *font,
hb_direction_t direction,
hb_codepoint_t glyph_id,
const VariationStore &var_store) const
{
switch (u.format) {
@@ -183,11 +183,11 @@
case 3: return u.format3.get_caret_value (font, direction, var_store);
default:return 0;
}
}
- inline bool sanitize (hb_sanitize_context_t *c) const
+ bool sanitize (hb_sanitize_context_t *c) const
{
TRACE_SANITIZE (this);
if (!u.format.sanitize (c)) return_trace (false);
switch (u.format) {
case 1: return_trace (u.format1.sanitize (c));
@@ -208,29 +208,30 @@
DEFINE_SIZE_UNION (2, format);
};
struct LigGlyph
{
- inline unsigned int get_lig_carets (hb_font_t *font,
+ unsigned int get_lig_carets (hb_font_t *font,
hb_direction_t direction,
hb_codepoint_t glyph_id,
const VariationStore &var_store,
unsigned int start_offset,
unsigned int *caret_count /* IN/OUT */,
hb_position_t *caret_array /* OUT */) const
{
- if (caret_count) {
- const OffsetTo<CaretValue> *array = carets.sub_array (start_offset, caret_count);
- unsigned int count = *caret_count;
+ if (caret_count)
+ {
+ hb_array_t <const OffsetTo<CaretValue> > array = carets.sub_array (start_offset, caret_count);
+ unsigned int count = array.length;
for (unsigned int i = 0; i < count; i++)
caret_array[i] = (this+array[i]).get_caret_value (font, direction, glyph_id, var_store);
}
return carets.len;
}
- inline bool sanitize (hb_sanitize_context_t *c) const
+ bool sanitize (hb_sanitize_context_t *c) const
{
TRACE_SANITIZE (this);
return_trace (carets.sanitize (c, this));
}
@@ -243,11 +244,11 @@
DEFINE_SIZE_ARRAY (2, carets);
};
struct LigCaretList
{
- inline unsigned int get_lig_carets (hb_font_t *font,
+ unsigned int get_lig_carets (hb_font_t *font,
hb_direction_t direction,
hb_codepoint_t glyph_id,
const VariationStore &var_store,
unsigned int start_offset,
unsigned int *caret_count /* IN/OUT */,
@@ -262,11 +263,11 @@
}
const LigGlyph &lig_glyph = this+ligGlyph[index];
return lig_glyph.get_lig_carets (font, direction, glyph_id, var_store, start_offset, caret_count, caret_array);
}
- inline bool sanitize (hb_sanitize_context_t *c) const
+ bool sanitize (hb_sanitize_context_t *c) const
{
TRACE_SANITIZE (this);
return_trace (coverage.sanitize (c, this) && ligGlyph.sanitize (c, this));
}
@@ -282,14 +283,14 @@
};
struct MarkGlyphSetsFormat1
{
- inline bool covers (unsigned int set_index, hb_codepoint_t glyph_id) const
+ bool covers (unsigned int set_index, hb_codepoint_t glyph_id) const
{ return (this+coverage[set_index]).get_coverage (glyph_id) != NOT_COVERED; }
- inline bool sanitize (hb_sanitize_context_t *c) const
+ bool sanitize (hb_sanitize_context_t *c) const
{
TRACE_SANITIZE (this);
return_trace (coverage.sanitize (c, this));
}
@@ -302,19 +303,19 @@
DEFINE_SIZE_ARRAY (4, coverage);
};
struct MarkGlyphSets
{
- inline bool covers (unsigned int set_index, hb_codepoint_t glyph_id) const
+ bool covers (unsigned int set_index, hb_codepoint_t glyph_id) const
{
switch (u.format) {
case 1: return u.format1.covers (set_index, glyph_id);
default:return false;
}
}
- inline bool sanitize (hb_sanitize_context_t *c) const
+ bool sanitize (hb_sanitize_context_t *c) const
{
TRACE_SANITIZE (this);
if (!u.format.sanitize (c)) return_trace (false);
switch (u.format) {
case 1: return_trace (u.format1.sanitize (c));
@@ -335,75 +336,64 @@
/*
* GDEF -- Glyph Definition
* https://docs.microsoft.com/en-us/typography/opentype/spec/gdef
*/
+
struct GDEF
{
- static const hb_tag_t tableTag = HB_OT_TAG_GDEF;
+ static constexpr hb_tag_t tableTag = HB_OT_TAG_GDEF;
enum GlyphClasses {
UnclassifiedGlyph = 0,
BaseGlyph = 1,
LigatureGlyph = 2,
MarkGlyph = 3,
ComponentGlyph = 4
};
- inline bool has_glyph_classes (void) const { return glyphClassDef != 0; }
- inline unsigned int get_glyph_class (hb_codepoint_t glyph) const
+ bool has_data () const { return version.to_int (); }
+ bool has_glyph_classes () const { return glyphClassDef != 0; }
+ unsigned int get_glyph_class (hb_codepoint_t glyph) const
{ return (this+glyphClassDef).get_class (glyph); }
- inline void get_glyphs_in_class (unsigned int klass, hb_set_t *glyphs) const
+ void get_glyphs_in_class (unsigned int klass, hb_set_t *glyphs) const
{ (this+glyphClassDef).add_class (glyphs, klass); }
- inline bool has_mark_attachment_types (void) const { return markAttachClassDef != 0; }
- inline unsigned int get_mark_attachment_type (hb_codepoint_t glyph) const
+ bool has_mark_attachment_types () const { return markAttachClassDef != 0; }
+ unsigned int get_mark_attachment_type (hb_codepoint_t glyph) const
{ return (this+markAttachClassDef).get_class (glyph); }
- inline bool has_attach_points (void) const { return attachList != 0; }
- inline unsigned int get_attach_points (hb_codepoint_t glyph_id,
+ bool has_attach_points () const { return attachList != 0; }
+ unsigned int get_attach_points (hb_codepoint_t glyph_id,
unsigned int start_offset,
unsigned int *point_count /* IN/OUT */,
unsigned int *point_array /* OUT */) const
{ return (this+attachList).get_attach_points (glyph_id, start_offset, point_count, point_array); }
- inline bool has_lig_carets (void) const { return ligCaretList != 0; }
- inline unsigned int get_lig_carets (hb_font_t *font,
+ bool has_lig_carets () const { return ligCaretList != 0; }
+ unsigned int get_lig_carets (hb_font_t *font,
hb_direction_t direction,
hb_codepoint_t glyph_id,
unsigned int start_offset,
unsigned int *caret_count /* IN/OUT */,
hb_position_t *caret_array /* OUT */) const
{ return (this+ligCaretList).get_lig_carets (font,
direction, glyph_id, get_var_store(),
start_offset, caret_count, caret_array); }
- inline bool has_mark_sets (void) const { return version.to_int () >= 0x00010002u && markGlyphSetsDef != 0; }
- inline bool mark_set_covers (unsigned int set_index, hb_codepoint_t glyph_id) const
+ bool has_mark_sets () const { return version.to_int () >= 0x00010002u && markGlyphSetsDef != 0; }
+ bool mark_set_covers (unsigned int set_index, hb_codepoint_t glyph_id) const
{ return version.to_int () >= 0x00010002u && (this+markGlyphSetsDef).covers (set_index, glyph_id); }
- inline bool has_var_store (void) const { return version.to_int () >= 0x00010003u && varStore != 0; }
- inline const VariationStore &get_var_store (void) const
+ bool has_var_store () const { return version.to_int () >= 0x00010003u && varStore != 0; }
+ const VariationStore &get_var_store () const
{ return version.to_int () >= 0x00010003u ? this+varStore : Null(VariationStore); }
- inline bool sanitize (hb_sanitize_context_t *c) const
- {
- TRACE_SANITIZE (this);
- return_trace (version.sanitize (c) &&
- likely (version.major == 1) &&
- glyphClassDef.sanitize (c, this) &&
- attachList.sanitize (c, this) &&
- ligCaretList.sanitize (c, this) &&
- markAttachClassDef.sanitize (c, this) &&
- (version.to_int () < 0x00010002u || markGlyphSetsDef.sanitize (c, this)) &&
- (version.to_int () < 0x00010003u || varStore.sanitize (c, this)));
- }
-
/* glyph_props is a 16-bit integer where the lower 8-bit have bits representing
- * glyph class and other bits, and high 8-bit gthe mark attachment type (if any).
+ * glyph class and other bits, and high 8-bit the mark attachment type (if any).
* Not to be confused with lookup_props which is very similar. */
- inline unsigned int get_glyph_props (hb_codepoint_t glyph) const
+ unsigned int get_glyph_props (hb_codepoint_t glyph) const
{
unsigned int klass = get_glyph_class (glyph);
static_assert (((unsigned int) HB_OT_LAYOUT_GLYPH_PROPS_BASE_GLYPH == (unsigned int) LookupFlag::IgnoreBaseGlyphs), "");
static_assert (((unsigned int) HB_OT_LAYOUT_GLYPH_PROPS_LIGATURE == (unsigned int) LookupFlag::IgnoreLigatures), "");
@@ -417,10 +407,69 @@
klass = get_mark_attachment_type (glyph);
return HB_OT_LAYOUT_GLYPH_PROPS_MARK | (klass << 8);
}
}
+ HB_INTERNAL bool is_blacklisted (hb_blob_t *blob,
+ hb_face_t *face) const;
+
+ struct accelerator_t
+ {
+ void init (hb_face_t *face)
+ {
+ this->table = hb_sanitize_context_t().reference_table<GDEF> (face);
+ if (unlikely (this->table->is_blacklisted (this->table.get_blob (), face)))
+ {
+ hb_blob_destroy (this->table.get_blob ());
+ this->table = hb_blob_get_empty ();
+ }
+ }
+
+ void fini () { this->table.destroy (); }
+
+ hb_blob_ptr_t<GDEF> table;
+ };
+
+ unsigned int get_size () const
+ {
+ return min_size +
+ (version.to_int () >= 0x00010002u ? markGlyphSetsDef.static_size : 0) +
+ (version.to_int () >= 0x00010003u ? varStore.static_size : 0);
+ }
+
+ bool subset (hb_subset_context_t *c) const
+ {
+ TRACE_SUBSET (this);
+ struct GDEF *out = c->serializer->embed (*this);
+ if (unlikely (!out)) return_trace (false);
+
+ out->glyphClassDef.serialize_subset (c, this+glyphClassDef, out);
+ out->attachList.set (0);//TODO(subset) serialize_subset (c, this+attachList, out);
+ out->ligCaretList.set (0);//TODO(subset) serialize_subset (c, this+ligCaretList, out);
+ out->markAttachClassDef.serialize_subset (c, this+markAttachClassDef, out);
+
+ if (version.to_int () >= 0x00010002u)
+ out->markGlyphSetsDef.set (0);// TODO(subset) serialize_subset (c, this+markGlyphSetsDef, out);
+
+ if (version.to_int () >= 0x00010003u)
+ out->varStore.set (0);// TODO(subset) serialize_subset (c, this+varStore, out);
+
+ return_trace (true);
+ }
+
+ bool sanitize (hb_sanitize_context_t *c) const
+ {
+ TRACE_SANITIZE (this);
+ return_trace (version.sanitize (c) &&
+ likely (version.major == 1) &&
+ glyphClassDef.sanitize (c, this) &&
+ attachList.sanitize (c, this) &&
+ ligCaretList.sanitize (c, this) &&
+ markAttachClassDef.sanitize (c, this) &&
+ (version.to_int () < 0x00010002u || markGlyphSetsDef.sanitize (c, this)) &&
+ (version.to_int () < 0x00010003u || varStore.sanitize (c, this)));
+ }
protected:
FixedVersion<>version; /* Version of the GDEF table--currently
* 0x00010003u */
OffsetTo<ClassDef>
@@ -451,10 +500,11 @@
* in version 0x00010003. */
public:
DEFINE_SIZE_MIN (12);
};
+struct GDEF_accelerator_t : GDEF::accelerator_t {};
} /* namespace OT */
#endif /* HB_OT_LAYOUT_GDEF_TABLE_HH */
< prev index next >