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More code shuffling

This commit is contained in:
Behdad Esfahbod 2011-07-07 23:14:42 -04:00
parent 3361c9a323
commit 4b6317c4f4
4 changed files with 80 additions and 117 deletions
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16
src/hb-font-private.hh
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@ -41,13 +41,6 @@ HB_BEGIN_DECLS
* hb_font_funcs_t
*/
struct _hb_font_funcs_t {
hb_object_header_t header;
hb_bool_t immutable;
/* Don't access these directly. Call hb_font_get_*() instead. */
#define HB_FONT_FUNCS_IMPLEMENT_CALLBACKS \
HB_FONT_FUNC_IMPLEMENT (glyph) \
HB_FONT_FUNC_IMPLEMENT (glyph_h_advance) \
@ -57,8 +50,15 @@ struct _hb_font_funcs_t {
HB_FONT_FUNC_IMPLEMENT (glyph_h_kerning) \
HB_FONT_FUNC_IMPLEMENT (glyph_v_kerning) \
HB_FONT_FUNC_IMPLEMENT (glyph_extents) \
HB_FONT_FUNC_IMPLEMENT (glyph_contour_point)
HB_FONT_FUNC_IMPLEMENT (glyph_contour_point) \
/* ^--- Add new callbacks here */
struct _hb_font_funcs_t {
hb_object_header_t header;
hb_bool_t immutable;
/* Don't access these directly. Call hb_font_get_*() instead. */
struct {
#define HB_FONT_FUNC_IMPLEMENT(name) hb_font_get_##name##_func_t name;

3
src/hb-font.cc
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@ -236,7 +236,8 @@ hb_font_funcs_destroy (hb_font_funcs_t *ffuncs)
{
if (!hb_object_destroy (ffuncs)) return;
#define HB_FONT_FUNC_IMPLEMENT(name) if (ffuncs->destroy.name) ffuncs->destroy.name (ffuncs->user_data.name);
#define HB_FONT_FUNC_IMPLEMENT(name) if (ffuncs->destroy.name) \
ffuncs->destroy.name (ffuncs->user_data.name);
HB_FONT_FUNCS_IMPLEMENT_CALLBACKS
#undef HB_FONT_FUNC_IMPLEMENT

42
src/hb-unicode-private.hh
View File

@ -43,6 +43,14 @@ HB_BEGIN_DECLS
* hb_unicode_funcs_t
*/
#define HB_UNICODE_FUNCS_IMPLEMENT_CALLBACKS \
HB_UNICODE_FUNC_IMPLEMENT (unsigned int, combining_class, 0) \
HB_UNICODE_FUNC_IMPLEMENT (unsigned int, eastasian_width, 1) \
HB_UNICODE_FUNC_IMPLEMENT (hb_unicode_general_category_t, general_category, HB_UNICODE_GENERAL_CATEGORY_OTHER_LETTER) \
HB_UNICODE_FUNC_IMPLEMENT (hb_codepoint_t, mirroring, unicode) \
HB_UNICODE_FUNC_IMPLEMENT (hb_script_t, script, HB_SCRIPT_UNKNOWN) \
/* ^--- Add new callbacks here */
struct _hb_unicode_funcs_t {
hb_object_header_t header;
@ -50,43 +58,33 @@ struct _hb_unicode_funcs_t {
bool immutable;
#define IMPLEMENT(return_type, name) \
#define HB_UNICODE_FUNC_IMPLEMENT(return_type, name, default_value) \
inline return_type \
get_##name (hb_codepoint_t unicode) \
{ return this->get.name (this, unicode, this->user_data.name); }
IMPLEMENT (unsigned int, combining_class)
IMPLEMENT (unsigned int, eastasian_width)
IMPLEMENT (hb_unicode_general_category_t, general_category)
IMPLEMENT (hb_codepoint_t, mirroring)
IMPLEMENT (hb_script_t, script)
HB_UNICODE_FUNCS_IMPLEMENT_CALLBACKS
#undef IMPLEMENT
#undef HB_UNICODE_FUNC_IMPLEMENT
/* Don't access these directly. Call get_*() instead. */
struct {
hb_unicode_get_combining_class_func_t combining_class;
hb_unicode_get_eastasian_width_func_t eastasian_width;
hb_unicode_get_general_category_func_t general_category;
hb_unicode_get_mirroring_func_t mirroring;
hb_unicode_get_script_func_t script;
#define HB_UNICODE_FUNC_IMPLEMENT(return_type, name, default_value) hb_unicode_get_##name##_func_t name;
HB_UNICODE_FUNCS_IMPLEMENT_CALLBACKS
#undef HB_UNICODE_FUNC_IMPLEMENT
} get;
struct {
void *combining_class;
void *eastasian_width;
void *general_category;
void *mirroring;
void *script;
#define HB_UNICODE_FUNC_IMPLEMENT(return_type, name, default_value) void *name;
HB_UNICODE_FUNCS_IMPLEMENT_CALLBACKS
#undef HB_UNICODE_FUNC_IMPLEMENT
} user_data;
struct {
hb_destroy_func_t combining_class;
hb_destroy_func_t eastasian_width;
hb_destroy_func_t general_category;
hb_destroy_func_t mirroring;
hb_destroy_func_t script;
#define HB_UNICODE_FUNC_IMPLEMENT(return_type, name, default_value) hb_destroy_func_t name;
HB_UNICODE_FUNCS_IMPLEMENT_CALLBACKS
#undef HB_UNICODE_FUNC_IMPLEMENT
} destroy;
};

78
src/hb-unicode.cc
View File

@ -39,45 +39,19 @@ HB_BEGIN_DECLS
* hb_unicode_funcs_t
*/
static unsigned int
hb_unicode_get_combining_class_nil (hb_unicode_funcs_t *ufuncs HB_UNUSED,
hb_codepoint_t unicode HB_UNUSED,
void *user_data HB_UNUSED)
{
return 0;
#define HB_UNICODE_FUNC_IMPLEMENT(return_type, name, default_value) \
\
\
static return_type \
hb_unicode_get_##name##_nil (hb_unicode_funcs_t *ufuncs HB_UNUSED, \
hb_codepoint_t unicode HB_UNUSED, \
void *user_data HB_UNUSED) \
{ \
return default_value; \
}
static unsigned int
hb_unicode_get_eastasian_width_nil (hb_unicode_funcs_t *ufuncs HB_UNUSED,
hb_codepoint_t unicode HB_UNUSED,
void *user_data HB_UNUSED)
{
return 1;
}
static hb_unicode_general_category_t
hb_unicode_get_general_category_nil (hb_unicode_funcs_t *ufuncs HB_UNUSED,
hb_codepoint_t unicode HB_UNUSED,
void *user_data HB_UNUSED)
{
return HB_UNICODE_GENERAL_CATEGORY_OTHER_LETTER;
}
static hb_codepoint_t
hb_unicode_get_mirroring_nil (hb_unicode_funcs_t *ufuncs HB_UNUSED,
hb_codepoint_t unicode HB_UNUSED,
void *user_data HB_UNUSED)
{
return unicode;
}
static hb_script_t
hb_unicode_get_script_nil (hb_unicode_funcs_t *ufuncs HB_UNUSED,
hb_codepoint_t unicode HB_UNUSED,
void *user_data HB_UNUSED)
{
return HB_SCRIPT_UNKNOWN;
}
HB_UNICODE_FUNCS_IMPLEMENT_CALLBACKS
#undef HB_UNICODE_FUNC_IMPLEMENT
hb_unicode_funcs_t _hb_unicode_funcs_nil = {
@ -86,11 +60,9 @@ hb_unicode_funcs_t _hb_unicode_funcs_nil = {
NULL, /* parent */
TRUE, /* immutable */
{
hb_unicode_get_combining_class_nil,
hb_unicode_get_eastasian_width_nil,
hb_unicode_get_general_category_nil,
hb_unicode_get_mirroring_nil,
hb_unicode_get_script_nil,
#define HB_UNICODE_FUNC_IMPLEMENT(return_type, name, default_value) hb_unicode_get_##name##_nil,
HB_UNICODE_FUNCS_IMPLEMENT_CALLBACKS
#undef HB_UNICODE_FUNC_IMPLEMENT
}
};
@ -142,13 +114,10 @@ hb_unicode_funcs_destroy (hb_unicode_funcs_t *ufuncs)
{
if (!hb_object_destroy (ufuncs)) return;
#define DESTROY(name) if (ufuncs->destroy.name) ufuncs->destroy.name (ufuncs->user_data.name)
DESTROY (combining_class);
DESTROY (eastasian_width);
DESTROY (general_category);
DESTROY (mirroring);
DESTROY (script);
#undef DESTROY
#define HB_UNICODE_FUNC_IMPLEMENT(return_type, name, default_value) \
if (ufuncs->destroy.name) ufuncs->destroy.name (ufuncs->user_data.name);
HB_UNICODE_FUNCS_IMPLEMENT_CALLBACKS
#undef HB_UNICODE_FUNC_IMPLEMENT
hb_unicode_funcs_destroy (ufuncs->parent);
@ -194,7 +163,7 @@ hb_unicode_funcs_get_parent (hb_unicode_funcs_t *ufuncs)
}
#define IMPLEMENT(return_type, name) \
#define HB_UNICODE_FUNC_IMPLEMENT(return_type, name, default_value) \
\
void \
hb_unicode_funcs_set_##name##_func (hb_unicode_funcs_t *ufuncs, \
@ -226,13 +195,8 @@ hb_unicode_get_##name (hb_unicode_funcs_t *ufuncs, \
return ufuncs->get.name (ufuncs, unicode, ufuncs->user_data.name); \
}
IMPLEMENT (unsigned int, combining_class)
IMPLEMENT (unsigned int, eastasian_width)
IMPLEMENT (hb_unicode_general_category_t, general_category)
IMPLEMENT (hb_codepoint_t, mirroring)
IMPLEMENT (hb_script_t, script)
#undef IMPLEMENT
HB_UNICODE_FUNCS_IMPLEMENT_CALLBACKS
#undef HB_UNICODE_FUNC_IMPLEMENT
HB_END_DECLS