Evas font: Iterate with pointers, not indexes.

SVN revision: 57917
This commit is contained in:
Tom Hacohen 2011-03-20 15:05:05 +00:00
parent 421621a7ac
commit df5202b2dd
2 changed files with 36 additions and 29 deletions

View File

@ -194,6 +194,8 @@ evas_common_font_ot_populate_text_props(void *_fn, const Eina_Unicode *text,
hb_glyph_info_t *infos;
int slen;
unsigned int i;
Evas_Font_Glyph_Info *gl_itr;
Evas_Font_OT_Info *ot_itr;
fi = fn->fonts->data;
/* Load the font needed for this script */
@ -246,13 +248,20 @@ evas_common_font_ot_populate_text_props(void *_fn, const Eina_Unicode *text,
sizeof(Evas_Font_Glyph_Info));
positions = hb_buffer_get_glyph_positions(buffer);
infos = hb_buffer_get_glyph_infos(buffer);
gl_itr = props->info->glyph;
ot_itr = props->info->ot;
for (i = 0 ; i < props->len ; i++)
{
props->info->ot[i].source_cluster = infos[i].cluster;
props->info->ot[i].x_offset = positions[i].x_offset;
props->info->ot[i].y_offset = positions[i].y_offset;
props->info->glyph[i].index = infos[i].codepoint;
props->info->glyph[i].advance = positions[i].x_advance;
ot_itr->source_cluster = infos->cluster;
ot_itr->x_offset = positions->x_offset;
ot_itr->y_offset = positions->y_offset;
gl_itr->index = infos->codepoint;
gl_itr->advance = positions->x_advance;
ot_itr++;
gl_itr++;
infos++;
positions++;
}
hb_buffer_destroy(buffer);

View File

@ -175,7 +175,6 @@ evas_common_text_props_content_create(void *_fn, const Eina_Unicode *text,
{
RGBA_Font *fn = (RGBA_Font *) _fn;
RGBA_Font_Int *fi;
size_t char_index;
if (text_props->info)
{
@ -200,6 +199,8 @@ evas_common_text_props_content_create(void *_fn, const Eina_Unicode *text,
}
#ifdef OT_SUPPORT
size_t char_index;
Evas_Font_Glyph_Info *gl_itr;
const Eina_Unicode *base_char;
evas_common_font_ot_populate_text_props(fn, text, text_props, len);
@ -217,19 +218,20 @@ evas_common_text_props_content_create(void *_fn, const Eina_Unicode *text,
evas_common_font_glyph_search(fn, &fi, *base_char);
}
gl_itr = text_props->info->glyph;
for (char_index = 0 ; char_index < text_props->len ; char_index++)
{
FT_UInt index;
RGBA_Font_Glyph *fg;
Eina_Bool is_replacement = EINA_FALSE;
/* If we got a malformed index, show the replacement char instead */
if (text_props->info->glyph[char_index].index == 0)
if (gl_itr->index == 0)
{
text_props->info->glyph[char_index].index =
gl_itr->index =
evas_common_font_glyph_search(fn, &fi, REPLACEMENT_CHAR);
is_replacement = EINA_TRUE;
}
index = text_props->info->glyph[char_index].index;
index = gl_itr->index;
LKL(fi->ft_mutex);
fg = evas_common_font_int_cache_glyph_get(fi, index);
if (!fg)
@ -241,25 +243,25 @@ evas_common_text_props_content_create(void *_fn, const Eina_Unicode *text,
if (is_replacement)
{
/* Update the advance accordingly */
text_props->info->glyph[char_index].advance =
gl_itr->advance =
fg->glyph->advance.x >> 10;
/* FIXME: reload fi, a bit slow, but I have no choice. */
evas_common_font_glyph_search(fn, &fi, *base_char);
}
text_props->info->glyph[char_index].x_bear =
fg->glyph_out->left;
text_props->info->glyph[char_index].width =
fg->glyph_out->bitmap.width;
gl_itr->x_bear = fg->glyph_out->left;
gl_itr->width = fg->glyph_out->bitmap.width;
/* text_props->info->glyph[char_index].advance =
* text_props->info->glyph[char_index].index =
* already done by the ot function */
if (EVAS_FONT_CHARACTER_IS_INVISIBLE(
text[text_props->info->ot[char_index].source_cluster]))
text_props->info->glyph[char_index].index = 0;
gl_itr->index = 0;
gl_itr++;
}
#else
/* We are walking the string in visual ordering */
Evas_Font_Glyph_Info *gl_itr;
Eina_Bool use_kerning;
FT_UInt prev_index;
FT_Face pface = NULL;
@ -282,8 +284,9 @@ evas_common_text_props_content_create(void *_fn, const Eina_Unicode *text,
{
adv_d = 1;
}
char_index = 0;
for ( ; i > 0 ; char_index++, text += adv_d, i--)
gl_itr = text_props->info->glyph;
for ( ; i > 0 ; gl_itr++, text += adv_d, i--)
{
FT_UInt index;
RGBA_Font_Glyph *fg;
@ -331,8 +334,7 @@ evas_common_text_props_content_create(void *_fn, const Eina_Unicode *text,
{
if (evas_common_font_query_kerning(fi, index, prev_index, &kern))
{
text_props->info->glyph[char_index - 1].advance +=
kern;
(gl_itr - 1)->advance += kern;
}
}
else
@ -340,8 +342,7 @@ evas_common_text_props_content_create(void *_fn, const Eina_Unicode *text,
{
if (evas_common_font_query_kerning(fi, prev_index, index, &kern))
{
text_props->info->glyph[char_index - 1].advance +=
kern;
(gl_itr - 1)->advance += kern;
}
}
}
@ -350,15 +351,12 @@ evas_common_text_props_content_create(void *_fn, const Eina_Unicode *text,
LKU(fi->ft_mutex);
if (EVAS_FONT_CHARACTER_IS_INVISIBLE(_gl))
text_props->info->glyph[char_index].index = 0;
gl_itr->index = 0;
text_props->info->glyph[char_index].index = index;
text_props->info->glyph[char_index].x_bear =
fg->glyph_out->left;
text_props->info->glyph[char_index].advance =
fg->glyph->advance.x >> 10;
text_props->info->glyph[char_index].width =
fg->glyph_out->bitmap.width;
gl_itr->index = index;
gl_itr->x_bear = fg->glyph_out->left;
gl_itr->advance = fg->glyph->advance.x >> 10;
gl_itr->width = fg->glyph_out->bitmap.width;
prev_index = index;
}