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Typedefs for the function pointers

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wiredfool 2017-09-24 21:52:01 +01:00 committed by Eric Soroos
parent 8605b7a430
commit 4381839088
1 changed files with 46 additions and 37 deletions
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83
_imagingft.c
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@ -78,27 +78,36 @@ typedef struct {
static PyTypeObject Font_Type; static PyTypeObject Font_Type;
typedef raqm_t* (*t_raqm_create)(void);
typedef int (*t_raqm_set_text)(raqm_t *rq,
const uint32_t *text,
size_t len);
typedef bool (*t_raqm_set_text_utf8) (raqm_t *rq,
const char *text,
size_t len);
typedef bool (*t_raqm_set_par_direction) (raqm_t *rq,
raqm_direction_t dir);
typedef bool (*t_raqm_add_font_feature) (raqm_t *rq,
const char *feature,
int len);
typedef bool (*t_raqm_set_freetype_face) (raqm_t *rq,
FT_Face face);
typedef bool (*t_raqm_layout) (raqm_t *rq);
typedef raqm_glyph_t* (*t_raqm_get_glyphs) (raqm_t *rq,
size_t *length);
typedef void (*t_raqm_destroy) (raqm_t *rq);
typedef struct { typedef struct {
void* raqm; void* raqm;
raqm_t* (*create)(void); t_raqm_create create;
int (*set_text)(raqm_t *rq, t_raqm_set_text set_text;
const uint32_t *text, t_raqm_set_text_utf8 set_text_utf8;
size_t len); t_raqm_set_par_direction set_par_direction;
bool (*set_text_utf8) (raqm_t *rq, t_raqm_add_font_feature add_font_feature;
const char *text, t_raqm_set_freetype_face set_freetype_face;
size_t len); t_raqm_layout layout;
bool (*set_par_direction) (raqm_t *rq, t_raqm_get_glyphs get_glyphs;
raqm_direction_t dir); t_raqm_destroy destroy;
bool (*add_font_feature) (raqm_t *rq,
const char *feature,
int len);
bool (*set_freetype_face) (raqm_t *rq,
FT_Face face);
bool (*layout) (raqm_t *rq);
raqm_glyph_t* (*get_glyphs) (raqm_t *rq,
size_t *length);
void (*destroy) (raqm_t *rq);
} p_raqm_func; } p_raqm_func;
static p_raqm_func p_raqm; static p_raqm_func p_raqm;
@ -143,15 +152,15 @@ setraqm(void)
} }
#if !defined(_MSC_VER) #if !defined(_MSC_VER)
p_raqm.create = dlsym(p_raqm.raqm, "raqm_create"); p_raqm.create = (t_raqm_create)dlsym(p_raqm.raqm, "raqm_create");
p_raqm.set_text = dlsym(p_raqm.raqm, "raqm_set_text"); p_raqm.set_text = (t_raqm_set_text)dlsym(p_raqm.raqm, "raqm_set_text");
p_raqm.set_text_utf8 = dlsym(p_raqm.raqm, "raqm_set_text_utf8"); p_raqm.set_text_utf8 = (t_raqm_set_text_utf8)dlsym(p_raqm.raqm, "raqm_set_text_utf8");
p_raqm.set_par_direction = dlsym(p_raqm.raqm, "raqm_set_par_direction"); p_raqm.set_par_direction = (t_raqm_set_par_direction)dlsym(p_raqm.raqm, "raqm_set_par_direction");
p_raqm.add_font_feature = dlsym(p_raqm.raqm, "raqm_add_font_feature"); p_raqm.add_font_feature = (t_raqm_add_font_feature)dlsym(p_raqm.raqm, "raqm_add_font_feature");
p_raqm.set_freetype_face = dlsym(p_raqm.raqm, "raqm_set_freetype_face"); p_raqm.set_freetype_face = (t_raqm_set_freetype_face)dlsym(p_raqm.raqm, "raqm_set_freetype_face");
p_raqm.layout = dlsym(p_raqm.raqm, "raqm_layout"); p_raqm.layout = (t_raqm_layout)dlsym(p_raqm.raqm, "raqm_layout");
p_raqm.get_glyphs = dlsym(p_raqm.raqm, "raqm_get_glyphs"); p_raqm.get_glyphs = (t_raqm_get_glyphs)dlsym(p_raqm.raqm, "raqm_get_glyphs");
p_raqm.destroy = dlsym(p_raqm.raqm, "raqm_destroy"); p_raqm.destroy = (t_raqm_destroy)dlsym(p_raqm.raqm, "raqm_destroy");
if (dlerror() || if (dlerror() ||
!(p_raqm.create && !(p_raqm.create &&
p_raqm.set_text && p_raqm.set_text &&
@ -167,15 +176,15 @@ setraqm(void)
return 2; return 2;
} }
#else #else
p_raqm.create = GetProcAddress(p_raqm.raqm, "raqm_create"); p_raqm.create = (t_raqm_create)GetProcAddress(p_raqm.raqm, "raqm_create");
p_raqm.set_text = GetProcAddress(p_raqm.raqm, "raqm_set_text"); p_raqm.set_text = (t_raqm_set_text)GetProcAddress(p_raqm.raqm, "raqm_set_text");
p_raqm.set_text_utf8 = GetProcAddress(p_raqm.raqm, "raqm_set_text_utf8"); p_raqm.set_text_utf8 = (t_raqm_set_text_utf8)GetProcAddress(p_raqm.raqm, "raqm_set_text_utf8");
p_raqm.set_par_direction = GetProcAddress(p_raqm.raqm, "raqm_set_par_direction"); p_raqm.set_par_direction = (t_raqm_set_par_direction)GetProcAddress(p_raqm.raqm, "raqm_set_par_direction");
p_raqm.add_font_feature = GetProcAddress(p_raqm.raqm, "raqm_add_font_feature"); p_raqm.add_font_feature = (t_raqm_add_font_feature)GetProcAddress(p_raqm.raqm, "raqm_add_font_feature");
p_raqm.set_freetype_face = GetProcAddress(p_raqm.raqm, "raqm_set_freetype_face"); p_raqm.set_freetype_face = (t_raqm_set_freetype_face)GetProcAddress(p_raqm.raqm, "raqm_set_freetype_face");
p_raqm.layout = GetProcAddress(p_raqm.raqm, "raqm_layout"); p_raqm.layout = (t_raqm_layout)GetProcAddress(p_raqm.raqm, "raqm_layout");
p_raqm.get_glyphs = GetProcAddress(p_raqm.raqm, "raqm_get_glyphs"); p_raqm.get_glyphs = (t_raqm_get_glyphs)GetProcAddress(p_raqm.raqm, "raqm_get_glyphs");
p_raqm.destroy = GetProcAddress(p_raqm.raqm, "raqm_destroy"); p_raqm.destroy = (t_raqm_destroy)GetProcAddress(p_raqm.raqm, "raqm_destroy");
if (!(p_raqm.create && if (!(p_raqm.create &&
p_raqm.set_text && p_raqm.set_text &&
p_raqm.set_text_utf8 && p_raqm.set_text_utf8 &&