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bug 827093 - cherry-pick Cham shaping fix from harfbuzz commit b1f4407..b8e8472. r=jdaggett

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This commit is contained in:
Jonathan Kew 2013-02-18 12:42:31 +00:00
parent 757e694b8f
commit 95d52242b7
1 changed files with 7 additions and 6 deletions
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13
gfx/harfbuzz/src/hb-ot-shape-complex-sea.cc
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@ -181,8 +181,8 @@ set_sea_properties (hb_glyph_info_t &info)
static void
setup_masks_sea (const hb_ot_shape_plan_t *plan HB_UNUSED,
hb_buffer_t *buffer,
hb_font_t *font HB_UNUSED)
hb_buffer_t *buffer,
hb_font_t *font HB_UNUSED)
{
HB_BUFFER_ALLOCATE_VAR (buffer, sea_category);
HB_BUFFER_ALLOCATE_VAR (buffer, sea_position);
@ -238,8 +238,9 @@ initial_reordering_consonant_syllable (const hb_ot_shape_plan_t *plan,
info[i].sea_position() = POS_PRE_C;
continue;
}
if (info[i].sea_position() < POS_BASE_C) /* Left matra */
if (info[i].sea_category() == OT_VPre) /* Left matra */
{
info[i].sea_position() = POS_PRE_M;
continue;
}
@ -263,9 +264,9 @@ initial_reordering_broken_cluster (const hb_ot_shape_plan_t *plan,
static void
initial_reordering_non_sea_cluster (const hb_ot_shape_plan_t *plan HB_UNUSED,
hb_face_t *face HB_UNUSED,
hb_buffer_t *buffer HB_UNUSED,
unsigned int start HB_UNUSED, unsigned int end HB_UNUSED)
hb_face_t *face HB_UNUSED,
hb_buffer_t *buffer HB_UNUSED,
unsigned int start HB_UNUSED, unsigned int end HB_UNUSED)
{
/* Nothing to do right now. If we ever switch to using the output
* buffer in the reordering process, we'd need to next_glyph() here. */