AuroraMiddleware/harfbuzz
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[coretext] Move code around

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This commit is contained in:
Behdad Esfahbod 2016-02-22 15:50:12 +09:00
parent 90194efb84
commit ba3d49d9a5
1 changed files with 40 additions and 30 deletions
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70
src/hb-coretext.cc
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@ -100,6 +100,43 @@ get_last_resort_font_desc (void)
return font_desc;
}
static void
release_data (void *info, const void *data, size_t size)
{
assert (hb_blob_get_length ((hb_blob_t *) info) == size &&
hb_blob_get_data ((hb_blob_t *) info, NULL) == data);
hb_blob_destroy ((hb_blob_t *) info);
}
static CGFontRef
create_cg_font (hb_face_t *face)
{
CGFontRef cg_font = NULL;
if (face->destroy == (hb_destroy_func_t) CGFontRelease)
{
cg_font = CGFontRetain ((CGFontRef) face->user_data);
}
else
{
hb_blob_t *blob = hb_face_reference_blob (face);
unsigned int blob_length;
const char *blob_data = hb_blob_get_data (blob, &blob_length);
if (unlikely (!blob_length))
DEBUG_MSG (CORETEXT, face, "Face has empty blob");
CGDataProviderRef provider = CGDataProviderCreateWithData (blob, blob_data, blob_length, &release_data);
if (likely (provider))
{
cg_font = CGFontCreateWithDataProvider (provider);
if (unlikely (!cg_font))
DEBUG_MSG (CORETEXT, face, "Face CGFontCreateWithDataProvider() failed");
CGDataProviderRelease (provider);
}
}
return cg_font;
}
static CTFontRef
create_ct_font (CGFontRef cg_font, CGFloat font_size)
{
@ -127,15 +164,6 @@ create_ct_font (CGFontRef cg_font, CGFloat font_size)
return ct_font;
}
static void
release_data (void *info, const void *data, size_t size)
{
assert (hb_blob_get_length ((hb_blob_t *) info) == size &&
hb_blob_get_data ((hb_blob_t *) info, NULL) == data);
hb_blob_destroy ((hb_blob_t *) info);
}
struct hb_coretext_shaper_face_data_t {
CGFontRef cg_font;
};
@ -147,28 +175,10 @@ _hb_coretext_shaper_face_data_create (hb_face_t *face)
if (unlikely (!data))
return NULL;
if (face->destroy == (hb_destroy_func_t) CGFontRelease)
data->cg_font = create_cg_font (face);
if (unlikely (!data->cg_font))
{
data->cg_font = CGFontRetain ((CGFontRef) face->user_data);
}
else
{
hb_blob_t *blob = hb_face_reference_blob (face);
unsigned int blob_length;
const char *blob_data = hb_blob_get_data (blob, &blob_length);
if (unlikely (!blob_length))
DEBUG_MSG (CORETEXT, face, "Face has empty blob");
CGDataProviderRef provider = CGDataProviderCreateWithData (blob, blob_data, blob_length, &release_data);
if (likely (provider))
{
data->cg_font = CGFontCreateWithDataProvider (provider);
CGDataProviderRelease (provider);
}
}
if (unlikely (!data->cg_font)) {
DEBUG_MSG (CORETEXT, face, "Face CGFontCreateWithDataProvider() failed");
DEBUG_MSG (CORETEXT, face, "Failed creating CGFont.");
free (data);
return NULL;
}