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src/java.desktop/share/native/libfontmanager/harfbuzz/hb-font.cc
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*** 24,123 ****
*
* Red Hat Author(s): Behdad Esfahbod
* Google Author(s): Behdad Esfahbod
*/
! #include "hb-private.hh"
! #include "hb-font-private.hh"
/*
* hb_font_funcs_t
*/
static hb_bool_t
hb_font_get_font_h_extents_nil (hb_font_t *font HB_UNUSED,
void *font_data HB_UNUSED,
! hb_font_extents_t *metrics,
void *user_data HB_UNUSED)
{
! memset (metrics, 0, sizeof (*metrics));
return false;
}
static hb_bool_t
! hb_font_get_font_h_extents_parent (hb_font_t *font,
void *font_data HB_UNUSED,
! hb_font_extents_t *metrics,
void *user_data HB_UNUSED)
{
! hb_bool_t ret = font->parent->get_font_h_extents (metrics);
if (ret) {
! metrics->ascender = font->parent_scale_y_distance (metrics->ascender);
! metrics->descender = font->parent_scale_y_distance (metrics->descender);
! metrics->line_gap = font->parent_scale_y_distance (metrics->line_gap);
}
return ret;
}
static hb_bool_t
hb_font_get_font_v_extents_nil (hb_font_t *font HB_UNUSED,
void *font_data HB_UNUSED,
! hb_font_extents_t *metrics,
void *user_data HB_UNUSED)
{
! memset (metrics, 0, sizeof (*metrics));
return false;
}
static hb_bool_t
! hb_font_get_font_v_extents_parent (hb_font_t *font,
void *font_data HB_UNUSED,
! hb_font_extents_t *metrics,
void *user_data HB_UNUSED)
{
! hb_bool_t ret = font->parent->get_font_v_extents (metrics);
if (ret) {
! metrics->ascender = font->parent_scale_x_distance (metrics->ascender);
! metrics->descender = font->parent_scale_x_distance (metrics->descender);
! metrics->line_gap = font->parent_scale_x_distance (metrics->line_gap);
}
return ret;
}
static hb_bool_t
hb_font_get_nominal_glyph_nil (hb_font_t *font HB_UNUSED,
void *font_data HB_UNUSED,
! hb_codepoint_t unicode,
hb_codepoint_t *glyph,
void *user_data HB_UNUSED)
{
*glyph = 0;
return false;
}
static hb_bool_t
! hb_font_get_nominal_glyph_parent (hb_font_t *font,
void *font_data HB_UNUSED,
hb_codepoint_t unicode,
hb_codepoint_t *glyph,
void *user_data HB_UNUSED)
{
return font->parent->get_nominal_glyph (unicode, glyph);
}
static hb_bool_t
hb_font_get_variation_glyph_nil (hb_font_t *font HB_UNUSED,
void *font_data HB_UNUSED,
! hb_codepoint_t unicode,
! hb_codepoint_t variation_selector,
hb_codepoint_t *glyph,
void *user_data HB_UNUSED)
{
*glyph = 0;
return false;
}
static hb_bool_t
! hb_font_get_variation_glyph_parent (hb_font_t *font,
void *font_data HB_UNUSED,
hb_codepoint_t unicode,
hb_codepoint_t variation_selector,
hb_codepoint_t *glyph,
void *user_data HB_UNUSED)
--- 24,172 ----
*
* Red Hat Author(s): Behdad Esfahbod
* Google Author(s): Behdad Esfahbod
*/
! #include "hb.hh"
! #include "hb-font.hh"
! #include "hb-machinery.hh"
!
! #include "hb-ot.h"
!
!
! /**
! * SECTION:hb-font
! * @title: hb-font
! * @short_description: Font objects
! * @include: hb.h
! *
! * Font objects represent a font face at a certain size and other
! * parameters (pixels per EM, points per EM, variation settings.)
! * Fonts are created from font faces, and are used as input to
! * hb_shape() among other things.
! **/
/*
* hb_font_funcs_t
*/
static hb_bool_t
hb_font_get_font_h_extents_nil (hb_font_t *font HB_UNUSED,
void *font_data HB_UNUSED,
! hb_font_extents_t *extents,
void *user_data HB_UNUSED)
{
! memset (extents, 0, sizeof (*extents));
return false;
}
static hb_bool_t
! hb_font_get_font_h_extents_default (hb_font_t *font,
void *font_data HB_UNUSED,
! hb_font_extents_t *extents,
void *user_data HB_UNUSED)
{
! hb_bool_t ret = font->parent->get_font_h_extents (extents);
if (ret) {
! extents->ascender = font->parent_scale_y_distance (extents->ascender);
! extents->descender = font->parent_scale_y_distance (extents->descender);
! extents->line_gap = font->parent_scale_y_distance (extents->line_gap);
}
return ret;
}
static hb_bool_t
hb_font_get_font_v_extents_nil (hb_font_t *font HB_UNUSED,
void *font_data HB_UNUSED,
! hb_font_extents_t *extents,
void *user_data HB_UNUSED)
{
! memset (extents, 0, sizeof (*extents));
return false;
}
static hb_bool_t
! hb_font_get_font_v_extents_default (hb_font_t *font,
void *font_data HB_UNUSED,
! hb_font_extents_t *extents,
void *user_data HB_UNUSED)
{
! hb_bool_t ret = font->parent->get_font_v_extents (extents);
if (ret) {
! extents->ascender = font->parent_scale_x_distance (extents->ascender);
! extents->descender = font->parent_scale_x_distance (extents->descender);
! extents->line_gap = font->parent_scale_x_distance (extents->line_gap);
}
return ret;
}
static hb_bool_t
hb_font_get_nominal_glyph_nil (hb_font_t *font HB_UNUSED,
void *font_data HB_UNUSED,
! hb_codepoint_t unicode HB_UNUSED,
hb_codepoint_t *glyph,
void *user_data HB_UNUSED)
{
*glyph = 0;
return false;
}
static hb_bool_t
! hb_font_get_nominal_glyph_default (hb_font_t *font,
void *font_data HB_UNUSED,
hb_codepoint_t unicode,
hb_codepoint_t *glyph,
void *user_data HB_UNUSED)
{
+ if (font->has_nominal_glyphs_func_set ())
+ {
+ return font->get_nominal_glyphs (1, &unicode, 0, glyph, 0);
+ }
return font->parent->get_nominal_glyph (unicode, glyph);
}
+ #define hb_font_get_nominal_glyphs_nil hb_font_get_nominal_glyphs_default
+ static unsigned int
+ hb_font_get_nominal_glyphs_default (hb_font_t *font,
+ void *font_data HB_UNUSED,
+ unsigned int count,
+ const hb_codepoint_t *first_unicode,
+ unsigned int unicode_stride,
+ hb_codepoint_t *first_glyph,
+ unsigned int glyph_stride,
+ void *user_data HB_UNUSED)
+ {
+ if (font->has_nominal_glyph_func_set ())
+ {
+ for (unsigned int i = 0; i < count; i++)
+ {
+ if (!font->get_nominal_glyph (*first_unicode, first_glyph))
+ return i;
+
+ first_unicode = &StructAtOffsetUnaligned<hb_codepoint_t> (first_unicode, unicode_stride);
+ first_glyph = &StructAtOffsetUnaligned<hb_codepoint_t> (first_glyph, glyph_stride);
+ }
+ return count;
+ }
+
+ return font->parent->get_nominal_glyphs (count,
+ first_unicode, unicode_stride,
+ first_glyph, glyph_stride);
+ }
+
static hb_bool_t
hb_font_get_variation_glyph_nil (hb_font_t *font HB_UNUSED,
void *font_data HB_UNUSED,
! hb_codepoint_t unicode HB_UNUSED,
! hb_codepoint_t variation_selector HB_UNUSED,
hb_codepoint_t *glyph,
void *user_data HB_UNUSED)
{
*glyph = 0;
return false;
}
static hb_bool_t
! hb_font_get_variation_glyph_default (hb_font_t *font,
void *font_data HB_UNUSED,
hb_codepoint_t unicode,
hb_codepoint_t variation_selector,
hb_codepoint_t *glyph,
void *user_data HB_UNUSED)
*** 127,181 ****
static hb_position_t
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)
{
return font->x_scale;
}
static hb_position_t
! hb_font_get_glyph_h_advance_parent (hb_font_t *font,
void *font_data HB_UNUSED,
hb_codepoint_t glyph,
void *user_data HB_UNUSED)
{
return font->parent_scale_x_distance (font->parent->get_glyph_h_advance (glyph));
}
static hb_position_t
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)
{
/* TODO use font_extents.ascender+descender */
return font->y_scale;
}
static hb_position_t
! hb_font_get_glyph_v_advance_parent (hb_font_t *font,
void *font_data HB_UNUSED,
hb_codepoint_t glyph,
void *user_data HB_UNUSED)
{
return font->parent_scale_y_distance (font->parent->get_glyph_v_advance (glyph));
}
static hb_bool_t
hb_font_get_glyph_h_origin_nil (hb_font_t *font HB_UNUSED,
void *font_data HB_UNUSED,
! hb_codepoint_t glyph,
hb_position_t *x,
hb_position_t *y,
void *user_data HB_UNUSED)
{
*x = *y = 0;
return true;
}
static hb_bool_t
! hb_font_get_glyph_h_origin_parent (hb_font_t *font,
void *font_data HB_UNUSED,
hb_codepoint_t glyph,
hb_position_t *x,
hb_position_t *y,
void *user_data HB_UNUSED)
--- 176,306 ----
static hb_position_t
hb_font_get_glyph_h_advance_nil (hb_font_t *font,
void *font_data HB_UNUSED,
! hb_codepoint_t glyph HB_UNUSED,
void *user_data HB_UNUSED)
{
return font->x_scale;
}
static hb_position_t
! hb_font_get_glyph_h_advance_default (hb_font_t *font,
void *font_data HB_UNUSED,
hb_codepoint_t glyph,
void *user_data HB_UNUSED)
{
+ if (font->has_glyph_h_advances_func_set ())
+ {
+ hb_position_t ret;
+ font->get_glyph_h_advances (1, &glyph, 0, &ret, 0);
+ return ret;
+ }
return font->parent_scale_x_distance (font->parent->get_glyph_h_advance (glyph));
}
static hb_position_t
hb_font_get_glyph_v_advance_nil (hb_font_t *font,
void *font_data HB_UNUSED,
! hb_codepoint_t glyph HB_UNUSED,
void *user_data HB_UNUSED)
{
/* TODO use font_extents.ascender+descender */
return font->y_scale;
}
static hb_position_t
! hb_font_get_glyph_v_advance_default (hb_font_t *font,
void *font_data HB_UNUSED,
hb_codepoint_t glyph,
void *user_data HB_UNUSED)
{
+ if (font->has_glyph_v_advances_func_set ())
+ {
+ hb_position_t ret;
+ font->get_glyph_v_advances (1, &glyph, 0, &ret, 0);
+ return ret;
+ }
return font->parent_scale_y_distance (font->parent->get_glyph_v_advance (glyph));
}
+ #define hb_font_get_glyph_h_advances_nil hb_font_get_glyph_h_advances_default
+ static void
+ hb_font_get_glyph_h_advances_default (hb_font_t* font,
+ void* font_data HB_UNUSED,
+ unsigned int count,
+ const hb_codepoint_t *first_glyph,
+ unsigned int glyph_stride,
+ hb_position_t *first_advance,
+ unsigned int advance_stride,
+ void *user_data HB_UNUSED)
+ {
+ if (font->has_glyph_h_advance_func_set ())
+ {
+ for (unsigned int i = 0; i < count; i++)
+ {
+ *first_advance = font->get_glyph_h_advance (*first_glyph);
+ first_glyph = &StructAtOffsetUnaligned<hb_codepoint_t> (first_glyph, glyph_stride);
+ first_advance = &StructAtOffsetUnaligned<hb_position_t> (first_advance, advance_stride);
+ }
+ return;
+ }
+
+ font->parent->get_glyph_h_advances (count,
+ first_glyph, glyph_stride,
+ first_advance, advance_stride);
+ for (unsigned int i = 0; i < count; i++)
+ {
+ *first_advance = font->parent_scale_x_distance (*first_advance);
+ first_advance = &StructAtOffsetUnaligned<hb_position_t> (first_advance, advance_stride);
+ }
+ }
+
+ #define hb_font_get_glyph_v_advances_nil hb_font_get_glyph_v_advances_default
+ static void
+ hb_font_get_glyph_v_advances_default (hb_font_t* font,
+ void* font_data HB_UNUSED,
+ unsigned int count,
+ const hb_codepoint_t *first_glyph,
+ unsigned int glyph_stride,
+ hb_position_t *first_advance,
+ unsigned int advance_stride,
+ void *user_data HB_UNUSED)
+ {
+ if (font->has_glyph_v_advance_func_set ())
+ {
+ for (unsigned int i = 0; i < count; i++)
+ {
+ *first_advance = font->get_glyph_v_advance (*first_glyph);
+ first_glyph = &StructAtOffsetUnaligned<hb_codepoint_t> (first_glyph, glyph_stride);
+ first_advance = &StructAtOffsetUnaligned<hb_position_t> (first_advance, advance_stride);
+ }
+ return;
+ }
+
+ font->parent->get_glyph_v_advances (count,
+ first_glyph, glyph_stride,
+ first_advance, advance_stride);
+ for (unsigned int i = 0; i < count; i++)
+ {
+ *first_advance = font->parent_scale_y_distance (*first_advance);
+ first_advance = &StructAtOffsetUnaligned<hb_position_t> (first_advance, advance_stride);
+ }
+ }
+
static hb_bool_t
hb_font_get_glyph_h_origin_nil (hb_font_t *font HB_UNUSED,
void *font_data HB_UNUSED,
! hb_codepoint_t glyph HB_UNUSED,
hb_position_t *x,
hb_position_t *y,
void *user_data HB_UNUSED)
{
*x = *y = 0;
return true;
}
static hb_bool_t
! hb_font_get_glyph_h_origin_default (hb_font_t *font,
void *font_data HB_UNUSED,
hb_codepoint_t glyph,
hb_position_t *x,
hb_position_t *y,
void *user_data HB_UNUSED)
*** 187,206 ****
}
static hb_bool_t
hb_font_get_glyph_v_origin_nil (hb_font_t *font HB_UNUSED,
void *font_data HB_UNUSED,
! hb_codepoint_t glyph,
hb_position_t *x,
hb_position_t *y,
void *user_data HB_UNUSED)
{
*x = *y = 0;
return false;
}
static hb_bool_t
! hb_font_get_glyph_v_origin_parent (hb_font_t *font,
void *font_data HB_UNUSED,
hb_codepoint_t glyph,
hb_position_t *x,
hb_position_t *y,
void *user_data HB_UNUSED)
--- 312,331 ----
}
static hb_bool_t
hb_font_get_glyph_v_origin_nil (hb_font_t *font HB_UNUSED,
void *font_data HB_UNUSED,
! hb_codepoint_t glyph HB_UNUSED,
hb_position_t *x,
hb_position_t *y,
void *user_data HB_UNUSED)
{
*x = *y = 0;
return false;
}
static hb_bool_t
! hb_font_get_glyph_v_origin_default (hb_font_t *font,
void *font_data HB_UNUSED,
hb_codepoint_t glyph,
hb_position_t *x,
hb_position_t *y,
void *user_data HB_UNUSED)
*** 212,229 ****
}
static hb_position_t
hb_font_get_glyph_h_kerning_nil (hb_font_t *font HB_UNUSED,
void *font_data HB_UNUSED,
! hb_codepoint_t left_glyph,
! hb_codepoint_t right_glyph,
void *user_data HB_UNUSED)
{
return 0;
}
static hb_position_t
! hb_font_get_glyph_h_kerning_parent (hb_font_t *font,
void *font_data HB_UNUSED,
hb_codepoint_t left_glyph,
hb_codepoint_t right_glyph,
void *user_data HB_UNUSED)
{
--- 337,354 ----
}
static hb_position_t
hb_font_get_glyph_h_kerning_nil (hb_font_t *font HB_UNUSED,
void *font_data HB_UNUSED,
! hb_codepoint_t left_glyph HB_UNUSED,
! hb_codepoint_t right_glyph HB_UNUSED,
void *user_data HB_UNUSED)
{
return 0;
}
static hb_position_t
! hb_font_get_glyph_h_kerning_default (hb_font_t *font,
void *font_data HB_UNUSED,
hb_codepoint_t left_glyph,
hb_codepoint_t right_glyph,
void *user_data HB_UNUSED)
{
*** 231,248 ****
}
static hb_position_t
hb_font_get_glyph_v_kerning_nil (hb_font_t *font HB_UNUSED,
void *font_data HB_UNUSED,
! hb_codepoint_t top_glyph,
! hb_codepoint_t bottom_glyph,
void *user_data HB_UNUSED)
{
return 0;
}
static hb_position_t
! hb_font_get_glyph_v_kerning_parent (hb_font_t *font,
void *font_data HB_UNUSED,
hb_codepoint_t top_glyph,
hb_codepoint_t bottom_glyph,
void *user_data HB_UNUSED)
{
--- 356,373 ----
}
static hb_position_t
hb_font_get_glyph_v_kerning_nil (hb_font_t *font HB_UNUSED,
void *font_data HB_UNUSED,
! hb_codepoint_t top_glyph HB_UNUSED,
! hb_codepoint_t bottom_glyph HB_UNUSED,
void *user_data HB_UNUSED)
{
return 0;
}
static hb_position_t
! hb_font_get_glyph_v_kerning_default (hb_font_t *font,
void *font_data HB_UNUSED,
hb_codepoint_t top_glyph,
hb_codepoint_t bottom_glyph,
void *user_data HB_UNUSED)
{
*** 250,268 ****
}
static hb_bool_t
hb_font_get_glyph_extents_nil (hb_font_t *font HB_UNUSED,
void *font_data HB_UNUSED,
! hb_codepoint_t glyph,
hb_glyph_extents_t *extents,
void *user_data HB_UNUSED)
{
memset (extents, 0, sizeof (*extents));
return false;
}
static hb_bool_t
! hb_font_get_glyph_extents_parent (hb_font_t *font,
void *font_data HB_UNUSED,
hb_codepoint_t glyph,
hb_glyph_extents_t *extents,
void *user_data HB_UNUSED)
{
--- 375,393 ----
}
static hb_bool_t
hb_font_get_glyph_extents_nil (hb_font_t *font HB_UNUSED,
void *font_data HB_UNUSED,
! hb_codepoint_t glyph HB_UNUSED,
hb_glyph_extents_t *extents,
void *user_data HB_UNUSED)
{
memset (extents, 0, sizeof (*extents));
return false;
}
static hb_bool_t
! hb_font_get_glyph_extents_default (hb_font_t *font,
void *font_data HB_UNUSED,
hb_codepoint_t glyph,
hb_glyph_extents_t *extents,
void *user_data HB_UNUSED)
{
*** 275,295 ****
}
static hb_bool_t
hb_font_get_glyph_contour_point_nil (hb_font_t *font HB_UNUSED,
void *font_data HB_UNUSED,
! hb_codepoint_t glyph,
! unsigned int point_index,
hb_position_t *x,
hb_position_t *y,
void *user_data HB_UNUSED)
{
*x = *y = 0;
return false;
}
static hb_bool_t
! hb_font_get_glyph_contour_point_parent (hb_font_t *font,
void *font_data HB_UNUSED,
hb_codepoint_t glyph,
unsigned int point_index,
hb_position_t *x,
hb_position_t *y,
--- 400,420 ----
}
static hb_bool_t
hb_font_get_glyph_contour_point_nil (hb_font_t *font HB_UNUSED,
void *font_data HB_UNUSED,
! hb_codepoint_t glyph HB_UNUSED,
! unsigned int point_index HB_UNUSED,
hb_position_t *x,
hb_position_t *y,
void *user_data HB_UNUSED)
{
*x = *y = 0;
return false;
}
static hb_bool_t
! hb_font_get_glyph_contour_point_default (hb_font_t *font,
void *font_data HB_UNUSED,
hb_codepoint_t glyph,
unsigned int point_index,
hb_position_t *x,
hb_position_t *y,
*** 302,320 ****
}
static hb_bool_t
hb_font_get_glyph_name_nil (hb_font_t *font HB_UNUSED,
void *font_data HB_UNUSED,
! hb_codepoint_t glyph,
char *name, unsigned int size,
void *user_data HB_UNUSED)
{
if (size) *name = '\0';
return false;
}
static hb_bool_t
! hb_font_get_glyph_name_parent (hb_font_t *font,
void *font_data HB_UNUSED,
hb_codepoint_t glyph,
char *name, unsigned int size,
void *user_data HB_UNUSED)
{
--- 427,445 ----
}
static hb_bool_t
hb_font_get_glyph_name_nil (hb_font_t *font HB_UNUSED,
void *font_data HB_UNUSED,
! hb_codepoint_t glyph HB_UNUSED,
char *name, unsigned int size,
void *user_data HB_UNUSED)
{
if (size) *name = '\0';
return false;
}
static hb_bool_t
! hb_font_get_glyph_name_default (hb_font_t *font,
void *font_data HB_UNUSED,
hb_codepoint_t glyph,
char *name, unsigned int size,
void *user_data HB_UNUSED)
{
*** 322,353 ****
}
static hb_bool_t
hb_font_get_glyph_from_name_nil (hb_font_t *font HB_UNUSED,
void *font_data HB_UNUSED,
! const char *name, int len, /* -1 means nul-terminated */
hb_codepoint_t *glyph,
void *user_data HB_UNUSED)
{
*glyph = 0;
return false;
}
static hb_bool_t
! hb_font_get_glyph_from_name_parent (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)
{
return font->parent->get_glyph_from_name (name, len, glyph);
}
! static const hb_font_funcs_t _hb_font_funcs_nil = {
HB_OBJECT_HEADER_STATIC,
- true, /* immutable */
-
{
#define HB_FONT_FUNC_IMPLEMENT(name) nullptr,
HB_FONT_FUNCS_IMPLEMENT_CALLBACKS
#undef HB_FONT_FUNC_IMPLEMENT
},
--- 447,478 ----
}
static hb_bool_t
hb_font_get_glyph_from_name_nil (hb_font_t *font HB_UNUSED,
void *font_data HB_UNUSED,
! const char *name HB_UNUSED,
! int len HB_UNUSED, /* -1 means nul-terminated */
hb_codepoint_t *glyph,
void *user_data HB_UNUSED)
{
*glyph = 0;
return false;
}
static hb_bool_t
! hb_font_get_glyph_from_name_default (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)
{
return font->parent->get_glyph_from_name (name, len, glyph);
}
! DEFINE_NULL_INSTANCE (hb_font_funcs_t) =
! {
HB_OBJECT_HEADER_STATIC,
{
#define HB_FONT_FUNC_IMPLEMENT(name) nullptr,
HB_FONT_FUNCS_IMPLEMENT_CALLBACKS
#undef HB_FONT_FUNC_IMPLEMENT
},
*** 362,375 ****
HB_FONT_FUNCS_IMPLEMENT_CALLBACKS
#undef HB_FONT_FUNC_IMPLEMENT
}
}
};
- static const hb_font_funcs_t _hb_font_funcs_parent = {
- HB_OBJECT_HEADER_STATIC,
! true, /* immutable */
{
#define HB_FONT_FUNC_IMPLEMENT(name) nullptr,
HB_FONT_FUNCS_IMPLEMENT_CALLBACKS
#undef HB_FONT_FUNC_IMPLEMENT
--- 487,499 ----
HB_FONT_FUNCS_IMPLEMENT_CALLBACKS
#undef HB_FONT_FUNC_IMPLEMENT
}
}
};
! static const hb_font_funcs_t _hb_font_funcs_default = {
! HB_OBJECT_HEADER_STATIC,
{
#define HB_FONT_FUNC_IMPLEMENT(name) nullptr,
HB_FONT_FUNCS_IMPLEMENT_CALLBACKS
#undef HB_FONT_FUNC_IMPLEMENT
*** 379,389 ****
HB_FONT_FUNCS_IMPLEMENT_CALLBACKS
#undef HB_FONT_FUNC_IMPLEMENT
},
{
{
! #define HB_FONT_FUNC_IMPLEMENT(name) hb_font_get_##name##_parent,
HB_FONT_FUNCS_IMPLEMENT_CALLBACKS
#undef HB_FONT_FUNC_IMPLEMENT
}
}
};
--- 503,513 ----
HB_FONT_FUNCS_IMPLEMENT_CALLBACKS
#undef HB_FONT_FUNC_IMPLEMENT
},
{
{
! #define HB_FONT_FUNC_IMPLEMENT(name) hb_font_get_##name##_default,
HB_FONT_FUNCS_IMPLEMENT_CALLBACKS
#undef HB_FONT_FUNC_IMPLEMENT
}
}
};
*** 397,414 ****
* Return value: (transfer full):
*
* Since: 0.9.2
**/
hb_font_funcs_t *
! hb_font_funcs_create (void)
{
hb_font_funcs_t *ffuncs;
if (!(ffuncs = hb_object_create<hb_font_funcs_t> ()))
return hb_font_funcs_get_empty ();
! ffuncs->get = _hb_font_funcs_parent.get;
return ffuncs;
}
/**
--- 521,538 ----
* Return value: (transfer full):
*
* Since: 0.9.2
**/
hb_font_funcs_t *
! hb_font_funcs_create ()
{
hb_font_funcs_t *ffuncs;
if (!(ffuncs = hb_object_create<hb_font_funcs_t> ()))
return hb_font_funcs_get_empty ();
! ffuncs->get = _hb_font_funcs_default.get;
return ffuncs;
}
/**
*** 419,431 ****
* Return value: (transfer full):
*
* Since: 0.9.2
**/
hb_font_funcs_t *
! hb_font_funcs_get_empty (void)
{
! return const_cast<hb_font_funcs_t *> (&_hb_font_funcs_parent);
}
/**
* hb_font_funcs_reference: (skip)
* @ffuncs: font functions.
--- 543,555 ----
* Return value: (transfer full):
*
* Since: 0.9.2
**/
hb_font_funcs_t *
! hb_font_funcs_get_empty ()
{
! return const_cast<hb_font_funcs_t *> (&_hb_font_funcs_default);
}
/**
* hb_font_funcs_reference: (skip)
* @ffuncs: font functions.
*** 515,528 ****
* Since: 0.9.2
**/
void
hb_font_funcs_make_immutable (hb_font_funcs_t *ffuncs)
{
! if (unlikely (hb_object_is_inert (ffuncs)))
return;
! ffuncs->immutable = true;
}
/**
* hb_font_funcs_is_immutable:
* @ffuncs: font functions.
--- 639,652 ----
* Since: 0.9.2
**/
void
hb_font_funcs_make_immutable (hb_font_funcs_t *ffuncs)
{
! if (hb_object_is_immutable (ffuncs))
return;
! hb_object_make_immutable (ffuncs);
}
/**
* hb_font_funcs_is_immutable:
* @ffuncs: font functions.
*** 534,544 ****
* Since: 0.9.2
**/
hb_bool_t
hb_font_funcs_is_immutable (hb_font_funcs_t *ffuncs)
{
! return ffuncs->immutable;
}
#define HB_FONT_FUNC_IMPLEMENT(name) \
\
--- 658,668 ----
* Since: 0.9.2
**/
hb_bool_t
hb_font_funcs_is_immutable (hb_font_funcs_t *ffuncs)
{
! return hb_object_is_immutable (ffuncs);
}
#define HB_FONT_FUNC_IMPLEMENT(name) \
\
*** 546,556 ****
hb_font_funcs_set_##name##_func (hb_font_funcs_t *ffuncs, \
hb_font_get_##name##_func_t func, \
void *user_data, \
hb_destroy_func_t destroy) \
{ \
! if (ffuncs->immutable) { \
if (destroy) \
destroy (user_data); \
return; \
} \
\
--- 670,680 ----
hb_font_funcs_set_##name##_func (hb_font_funcs_t *ffuncs, \
hb_font_get_##name##_func_t func, \
void *user_data, \
hb_destroy_func_t destroy) \
{ \
! if (hb_object_is_immutable (ffuncs)) { \
if (destroy) \
destroy (user_data); \
return; \
} \
\
*** 560,584 ****
if (func) { \
ffuncs->get.f.name = func; \
ffuncs->user_data.name = user_data; \
ffuncs->destroy.name = destroy; \
} else { \
! ffuncs->get.f.name = hb_font_get_##name##_parent; \
ffuncs->user_data.name = nullptr; \
ffuncs->destroy.name = nullptr; \
} \
}
HB_FONT_FUNCS_IMPLEMENT_CALLBACKS
#undef HB_FONT_FUNC_IMPLEMENT
bool
hb_font_t::has_func (unsigned int i)
{
! if (parent && parent != hb_font_get_empty () && parent->has_func (i))
! return true;
! return this->klass->get.array[i] != _hb_font_funcs_parent.get.array[i];
}
/* Public getters */
/**
--- 684,713 ----
if (func) { \
ffuncs->get.f.name = func; \
ffuncs->user_data.name = user_data; \
ffuncs->destroy.name = destroy; \
} else { \
! ffuncs->get.f.name = hb_font_get_##name##_default; \
ffuncs->user_data.name = nullptr; \
ffuncs->destroy.name = nullptr; \
} \
}
HB_FONT_FUNCS_IMPLEMENT_CALLBACKS
#undef HB_FONT_FUNC_IMPLEMENT
bool
+ hb_font_t::has_func_set (unsigned int i)
+ {
+ return this->klass->get.array[i] != _hb_font_funcs_default.get.array[i];
+ }
+
+ bool
hb_font_t::has_func (unsigned int i)
{
! return has_func_set (i) ||
! (parent && parent != &_hb_Null_hb_font_t && parent->has_func (i));
}
/* Public getters */
/**
*** 716,725 ****
--- 845,891 ----
{
return font->get_glyph_v_advance (glyph);
}
/**
+ * hb_font_get_glyph_h_advances:
+ * @font: a font.
+ *
+ *
+ *
+ * Since: 1.8.6
+ **/
+ void
+ hb_font_get_glyph_h_advances (hb_font_t* font,
+ unsigned int count,
+ const hb_codepoint_t *first_glyph,
+ unsigned glyph_stride,
+ hb_position_t *first_advance,
+ unsigned advance_stride)
+ {
+ font->get_glyph_h_advances (count, first_glyph, glyph_stride, first_advance, advance_stride);
+ }
+ /**
+ * hb_font_get_glyph_v_advances:
+ * @font: a font.
+ *
+ *
+ *
+ * Since: 1.8.6
+ **/
+ void
+ hb_font_get_glyph_v_advances (hb_font_t* font,
+ unsigned int count,
+ const hb_codepoint_t *first_glyph,
+ unsigned glyph_stride,
+ hb_position_t *first_advance,
+ unsigned advance_stride)
+ {
+ font->get_glyph_v_advances (count, first_glyph, glyph_stride, first_advance, advance_stride);
+ }
+
+ /**
* hb_font_get_glyph_h_origin:
* @font: a font.
* @glyph:
* @x: (out):
* @y: (out):
*** 768,777 ****
--- 934,944 ----
*
*
* Return value:
*
* Since: 0.9.2
+ * Deprecated: 2.0.0
**/
hb_position_t
hb_font_get_glyph_h_kerning (hb_font_t *font,
hb_codepoint_t left_glyph, hb_codepoint_t right_glyph)
{
*** 787,796 ****
--- 954,964 ----
*
*
* Return value:
*
* Since: 0.9.2
+ * Deprecated: 2.0.0
**/
hb_position_t
hb_font_get_glyph_v_kerning (hb_font_t *font,
hb_codepoint_t top_glyph, hb_codepoint_t bottom_glyph)
{
*** 886,896 ****
/**
* hb_font_get_extents_for_direction:
* @font: a font.
* @direction:
! * @extents:
*
*
*
* Since: 1.1.3
**/
--- 1054,1064 ----
/**
* hb_font_get_extents_for_direction:
* @font: a font.
* @direction:
! * @extents: (out):
*
*
*
* Since: 1.1.3
**/
*** 919,928 ****
--- 1087,1116 ----
hb_direction_t direction,
hb_position_t *x, hb_position_t *y)
{
return font->get_glyph_advance_for_direction (glyph, direction, x, y);
}
+ /**
+ * hb_font_get_glyph_advances_for_direction:
+ * @font: a font.
+ * @direction:
+ *
+ *
+ *
+ * Since: 1.8.6
+ **/
+ HB_EXTERN void
+ hb_font_get_glyph_advances_for_direction (hb_font_t* font,
+ hb_direction_t direction,
+ unsigned int count,
+ const hb_codepoint_t *first_glyph,
+ unsigned glyph_stride,
+ hb_position_t *first_advance,
+ unsigned advance_stride)
+ {
+ font->get_glyph_advances_for_direction (direction, count, first_glyph, glyph_stride, first_advance, advance_stride);
+ }
/**
* hb_font_get_glyph_origin_for_direction:
* @font: a font.
* @glyph:
*** 995,1004 ****
--- 1183,1193 ----
* @y: (out):
*
*
*
* Since: 0.9.2
+ * Deprecated: 2.0.0
**/
void
hb_font_get_glyph_kerning_for_direction (hb_font_t *font,
hb_codepoint_t first_glyph, hb_codepoint_t second_glyph,
hb_direction_t direction,
*** 1098,1107 ****
--- 1287,1339 ----
/*
* hb_font_t
*/
+ DEFINE_NULL_INSTANCE (hb_font_t) =
+ {
+ HB_OBJECT_HEADER_STATIC,
+
+ nullptr, /* parent */
+ const_cast<hb_face_t *> (&_hb_Null_hb_face_t),
+
+ 1000, /* x_scale */
+ 1000, /* y_scale */
+
+ 0, /* x_ppem */
+ 0, /* y_ppem */
+ 0, /* ptem */
+
+ 0, /* num_coords */
+ nullptr, /* coords */
+
+ const_cast<hb_font_funcs_t *> (&_hb_Null_hb_font_funcs_t),
+
+ /* Zero for the rest is fine. */
+ };
+
+
+ static hb_font_t *
+ _hb_font_create (hb_face_t *face)
+ {
+ hb_font_t *font;
+
+ if (unlikely (!face))
+ face = hb_face_get_empty ();
+ if (!(font = hb_object_create<hb_font_t> ()))
+ return hb_font_get_empty ();
+
+ hb_face_make_immutable (face);
+ font->parent = hb_font_get_empty ();
+ font->face = hb_face_reference (face);
+ font->klass = hb_font_funcs_get_empty ();
+ font->data.init0 (font);
+ font->x_scale = font->y_scale = hb_face_get_upem (face);
+
+ return font;
+ }
+
/**
* hb_font_create: (Xconstructor)
* @face: a face.
*
*
*** 1111,1133 ****
* Since: 0.9.2
**/
hb_font_t *
hb_font_create (hb_face_t *face)
{
! hb_font_t *font;
! if (unlikely (!face))
! face = hb_face_get_empty ();
! if (!(font = hb_object_create<hb_font_t> ()))
! return hb_font_get_empty ();
!
! hb_face_make_immutable (face);
! font->parent = hb_font_get_empty ();
! font->face = hb_face_reference (face);
! font->klass = hb_font_funcs_get_empty ();
!
! font->x_scale = font->y_scale = hb_face_get_upem (face);
return font;
}
/**
--- 1343,1356 ----
* Since: 0.9.2
**/
hb_font_t *
hb_font_create (hb_face_t *face)
{
! hb_font_t *font = _hb_font_create (face);
! /* Install our in-house, very lightweight, funcs. */
! hb_ot_font_set_funcs (font);
return font;
}
/**
*** 1144,1156 ****
hb_font_create_sub_font (hb_font_t *parent)
{
if (unlikely (!parent))
parent = hb_font_get_empty ();
! hb_font_t *font = hb_font_create (parent->face);
! if (unlikely (hb_object_is_inert (font)))
return font;
font->parent = hb_font_reference (parent);
font->x_scale = parent->x_scale;
--- 1367,1379 ----
hb_font_create_sub_font (hb_font_t *parent)
{
if (unlikely (!parent))
parent = hb_font_get_empty ();
! hb_font_t *font = _hb_font_create (parent->face);
! if (unlikely (hb_object_is_immutable (font)))
return font;
font->parent = hb_font_reference (parent);
font->x_scale = parent->x_scale;
*** 1183,1224 ****
* Return value: (transfer full)
*
* Since: 0.9.2
**/
hb_font_t *
! hb_font_get_empty (void)
{
! static const hb_font_t _hb_font_nil = {
! HB_OBJECT_HEADER_STATIC,
!
! true, /* immutable */
!
! nullptr, /* parent */
! const_cast<hb_face_t *> (&_hb_face_nil),
!
! 1000, /* x_scale */
! 1000, /* y_scale */
!
! 0, /* x_ppem */
! 0, /* y_ppem */
! 0, /* ptem */
!
! 0, /* num_coords */
! nullptr, /* coords */
!
! const_cast<hb_font_funcs_t *> (&_hb_font_funcs_nil), /* klass */
! nullptr, /* user_data */
! nullptr, /* destroy */
!
! {
! #define HB_SHAPER_IMPLEMENT(shaper) HB_SHAPER_DATA_INVALID,
! #include "hb-shaper-list.hh"
! #undef HB_SHAPER_IMPLEMENT
! }
! };
!
! return const_cast<hb_font_t *> (&_hb_font_nil);
}
/**
* hb_font_reference: (skip)
* @font: a font.
--- 1406,1418 ----
* Return value: (transfer full)
*
* Since: 0.9.2
**/
hb_font_t *
! hb_font_get_empty ()
{
! return const_cast<hb_font_t *> (&Null(hb_font_t));
}
/**
* hb_font_reference: (skip)
* @font: a font.
*** 1246,1258 ****
void
hb_font_destroy (hb_font_t *font)
{
if (!hb_object_destroy (font)) return;
! #define HB_SHAPER_IMPLEMENT(shaper) HB_SHAPER_DATA_DESTROY(shaper, font);
! #include "hb-shaper-list.hh"
! #undef HB_SHAPER_IMPLEMENT
if (font->destroy)
font->destroy (font->user_data);
hb_font_destroy (font->parent);
--- 1440,1450 ----
void
hb_font_destroy (hb_font_t *font)
{
if (!hb_object_destroy (font)) return;
! font->data.fini ();
if (font->destroy)
font->destroy (font->user_data);
hb_font_destroy (font->parent);
*** 1315,1331 ****
* Since: 0.9.2
**/
void
hb_font_make_immutable (hb_font_t *font)
{
! if (unlikely (hb_object_is_inert (font)))
return;
if (font->parent)
hb_font_make_immutable (font->parent);
! font->immutable = true;
}
/**
* hb_font_is_immutable:
* @font: a font.
--- 1507,1523 ----
* Since: 0.9.2
**/
void
hb_font_make_immutable (hb_font_t *font)
{
! if (hb_object_is_immutable (font))
return;
if (font->parent)
hb_font_make_immutable (font->parent);
! hb_object_make_immutable (font);
}
/**
* hb_font_is_immutable:
* @font: a font.
*** 1337,1347 ****
* Since: 0.9.2
**/
hb_bool_t
hb_font_is_immutable (hb_font_t *font)
{
! return font->immutable;
}
/**
* hb_font_set_parent:
* @font: a font.
--- 1529,1539 ----
* Since: 0.9.2
**/
hb_bool_t
hb_font_is_immutable (hb_font_t *font)
{
! return hb_object_is_immutable (font);
}
/**
* hb_font_set_parent:
* @font: a font.
*** 1353,1363 ****
**/
void
hb_font_set_parent (hb_font_t *font,
hb_font_t *parent)
{
! if (font->immutable)
return;
if (!parent)
parent = hb_font_get_empty ();
--- 1545,1555 ----
**/
void
hb_font_set_parent (hb_font_t *font,
hb_font_t *parent)
{
! if (hb_object_is_immutable (font))
return;
if (!parent)
parent = hb_font_get_empty ();
*** 1395,1405 ****
**/
void
hb_font_set_face (hb_font_t *font,
hb_face_t *face)
{
! if (font->immutable)
return;
if (unlikely (!face))
face = hb_face_get_empty ();
--- 1587,1597 ----
**/
void
hb_font_set_face (hb_font_t *font,
hb_face_t *face)
{
! if (hb_object_is_immutable (font))
return;
if (unlikely (!face))
face = hb_face_get_empty ();
*** 1442,1452 ****
hb_font_set_funcs (hb_font_t *font,
hb_font_funcs_t *klass,
void *font_data,
hb_destroy_func_t destroy)
{
! if (font->immutable) {
if (destroy)
destroy (font_data);
return;
}
--- 1634,1645 ----
hb_font_set_funcs (hb_font_t *font,
hb_font_funcs_t *klass,
void *font_data,
hb_destroy_func_t destroy)
{
! if (hb_object_is_immutable (font))
! {
if (destroy)
destroy (font_data);
return;
}
*** 1477,1487 ****
hb_font_set_funcs_data (hb_font_t *font,
void *font_data,
hb_destroy_func_t destroy)
{
/* Destroy user_data? */
! if (font->immutable) {
if (destroy)
destroy (font_data);
return;
}
--- 1670,1681 ----
hb_font_set_funcs_data (hb_font_t *font,
void *font_data,
hb_destroy_func_t destroy)
{
/* Destroy user_data? */
! if (hb_object_is_immutable (font))
! {
if (destroy)
destroy (font_data);
return;
}
*** 1506,1516 ****
void
hb_font_set_scale (hb_font_t *font,
int x_scale,
int y_scale)
{
! if (font->immutable)
return;
font->x_scale = x_scale;
font->y_scale = y_scale;
}
--- 1700,1710 ----
void
hb_font_set_scale (hb_font_t *font,
int x_scale,
int y_scale)
{
! if (hb_object_is_immutable (font))
return;
font->x_scale = x_scale;
font->y_scale = y_scale;
}
*** 1547,1557 ****
void
hb_font_set_ppem (hb_font_t *font,
unsigned int x_ppem,
unsigned int y_ppem)
{
! if (font->immutable)
return;
font->x_ppem = x_ppem;
font->y_ppem = y_ppem;
}
--- 1741,1751 ----
void
hb_font_set_ppem (hb_font_t *font,
unsigned int x_ppem,
unsigned int y_ppem)
{
! if (hb_object_is_immutable (font))
return;
font->x_ppem = x_ppem;
font->y_ppem = y_ppem;
}
*** 1576,1595 ****
}
/**
* hb_font_set_ptem:
* @font: a font.
! * @ptem:
*
! * Sets "point size" of the font.
*
* Since: 1.6.0
**/
void
hb_font_set_ptem (hb_font_t *font, float ptem)
{
! if (font->immutable)
return;
font->ptem = ptem;
}
--- 1770,1791 ----
}
/**
* hb_font_set_ptem:
* @font: a font.
! * @ptem: font size in points.
! *
! * Sets "point size" of the font. Set to 0 to unset.
*
! * There are 72 points in an inch.
*
* Since: 1.6.0
**/
void
hb_font_set_ptem (hb_font_t *font, float ptem)
{
! if (hb_object_is_immutable (font))
return;
font->ptem = ptem;
}
*** 1632,1642 ****
void
hb_font_set_variations (hb_font_t *font,
const hb_variation_t *variations,
unsigned int variations_length)
{
! if (font->immutable)
return;
if (!variations_length)
{
hb_font_set_var_coords_normalized (font, nullptr, 0);
--- 1828,1838 ----
void
hb_font_set_variations (hb_font_t *font,
const hb_variation_t *variations,
unsigned int variations_length)
{
! if (hb_object_is_immutable (font))
return;
if (!variations_length)
{
hb_font_set_var_coords_normalized (font, nullptr, 0);
*** 1663,1673 ****
void
hb_font_set_var_coords_design (hb_font_t *font,
const float *coords,
unsigned int coords_length)
{
! if (font->immutable)
return;
int *normalized = coords_length ? (int *) calloc (coords_length, sizeof (int)) : nullptr;
if (unlikely (coords_length && !normalized))
return;
--- 1859,1869 ----
void
hb_font_set_var_coords_design (hb_font_t *font,
const float *coords,
unsigned int coords_length)
{
! if (hb_object_is_immutable (font))
return;
int *normalized = coords_length ? (int *) calloc (coords_length, sizeof (int)) : nullptr;
if (unlikely (coords_length && !normalized))
return;
*** 1684,1694 ****
void
hb_font_set_var_coords_normalized (hb_font_t *font,
const int *coords, /* 2.14 normalized */
unsigned int coords_length)
{
! if (font->immutable)
return;
int *copy = coords_length ? (int *) calloc (coords_length, sizeof (coords[0])) : nullptr;
if (unlikely (coords_length && !copy))
return;
--- 1880,1890 ----
void
hb_font_set_var_coords_normalized (hb_font_t *font,
const int *coords, /* 2.14 normalized */
unsigned int coords_length)
{
! if (hb_object_is_immutable (font))
return;
int *copy = coords_length ? (int *) calloc (coords_length, sizeof (coords[0])) : nullptr;
if (unlikely (coords_length && !copy))
return;
*** 1716,1727 ****
return font->coords;
}
- #ifndef HB_DISABLE_DEPRECATED
-
/*
* Deprecated get_glyph_func():
*/
struct hb_trampoline_closure_t
--- 1912,1921 ----
*** 1804,1816 ****
}
/**
* hb_font_funcs_set_glyph_func:
* @ffuncs: font functions.
! * @func: (closure user_data) (destroy destroy) (scope notified):
! * @user_data:
! * @destroy:
*
* Deprecated. Use hb_font_funcs_set_nominal_glyph_func() and
* hb_font_funcs_set_variation_glyph_func() instead.
*
* Since: 0.9.2
--- 1998,2010 ----
}
/**
* hb_font_funcs_set_glyph_func:
* @ffuncs: font functions.
! * @func: (closure user_data) (destroy destroy) (scope notified): callback function.
! * @user_data: data to pass to @func.
! * @destroy: function to call when @user_data is not needed anymore.
*
* Deprecated. Use hb_font_funcs_set_nominal_glyph_func() and
* hb_font_funcs_set_variation_glyph_func() instead.
*
* Since: 0.9.2
*** 1840,1846 ****
hb_font_funcs_set_variation_glyph_func (ffuncs,
hb_font_get_variation_glyph_trampoline,
trampoline,
trampoline_destroy);
}
-
- #endif /* HB_DISABLE_DEPRECATED */
--- 2034,2038 ----
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