#define MAX_ITEMS 10
SCRIPT_ITEM items[MAX_ITEMS + 1];
+ SCRIPT_CONTROL bidi_control = {0};
SCRIPT_STATE bidi_state = {0};
WIN_ULONG script_tags[MAX_ITEMS];
int item_count;
+ /* MinGW32 doesn't define fMergeNeutralItems, so we bruteforce */
+ //bidi_control.fMergeNeutralItems = TRUE;
+ *(uint32_t*)&bidi_control |= 1<<24;
+
bidi_state.uBidiLevel = HB_DIRECTION_IS_FORWARD (buffer->props.direction) ? 0 : 1;
- bidi_state.fOverrideDirection = 1;
+// bidi_state.fOverrideDirection = 1;
hr = ScriptItemizeOpenType (wchars,
chars_len,
MAX_ITEMS,
- NULL,
+ &bidi_control,
&bidi_state,
items,
script_tags,
TEXTRANGE_PROPERTIES **range_properties = NULL;
int range_count = 0;
if (num_features) {
- /* XXX setup ranges */
+ /* TODO setup ranges */
}
OPENTYPE_TAG language_tag = hb_ot_tag_from_language (buffer->props.language);
* very, *very*, carefully! */
/* Calculate visual-clusters. That's what we ship. */
- for (unsigned int i = 0; i < buffer->len; i++)
- vis_clusters[i] = 0;
+ for (unsigned int i = 0; i < glyphs_len; i++)
+ vis_clusters[i] = -1;
for (unsigned int i = 0; i < buffer->len; i++) {
uint32_t *p = &vis_clusters[log_clusters[buffer->info[i].utf16_index()]];
*p = MIN (*p, buffer->info[i].cluster);
}
- for (unsigned int i = 1; i < glyphs_len; i++)
- if (!glyph_props[i].sva.fClusterStart)
- vis_clusters[i] = vis_clusters[i - 1];
+ if (HB_DIRECTION_IS_FORWARD (buffer->props.direction)) {
+ for (unsigned int i = 1; i < glyphs_len; i++)
+ if (!glyph_props[i].sva.fClusterStart)
+ vis_clusters[i] = vis_clusters[i - 1];
+ } else {
+ for (int i = glyphs_len - 2; i >= 0; i--)
+ if (!glyph_props[i].sva.fClusterStart)
+ vis_clusters[i] = vis_clusters[i + 1];
+ }
#undef utf16_index
buffer->len = 0;
for (unsigned int i = 0; i < glyphs_len; i++)
{
- if (glyph_props[i].sva.fZeroWidth)
- continue;
-
hb_glyph_info_t *info = &buffer->info[buffer->len++];
info->codepoint = glyphs[i];