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[Indic] Route "new" Myanmar tag through the Indic shaper 

Windows 8 adds a Myanmar shaper using the 'mym2' tag.  Route that
through the Indic shaper.  It's still very broken, but at least this
does NOT break old-style Myanmar shaping using the generic shaper.
This commit is contained in:
Behdad Esfahbod 2012-11-12 18:36:10 -08:00
parent 5ab3855f81
commit 9e92978c8a
1 changed files with 7 additions and 7 deletions
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14
src/hb-ot-shape-complex-private.hh
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@ -135,6 +135,8 @@ hb_ot_shape_complex_categorize (const hb_ot_shape_planner_t *planner)
/* Unicode-6.0 additions */
case HB_SCRIPT_MANDAIC:
/* For Arabic script, use the Arabic shaper even if no OT script tag was found.
* This is because we do fallback shaping for Arabic script (and not others). */
if (planner->map.chosen_script[0] != HB_OT_TAG_DEFAULT_SCRIPT ||
planner->props.script == HB_SCRIPT_ARABIC)
return &_hb_ot_complex_shaper_arabic;
@ -208,12 +210,6 @@ hb_ot_shape_complex_categorize (const hb_ot_shape_planner_t *planner)
case HB_SCRIPT_TAI_VIET:
/* May need Indic treatment in the future? */
/* Unicode-3.0 additions */
case HB_SCRIPT_MYANMAR:
#endif
/* Unicode-1.1 additions */
@ -229,6 +225,7 @@ hb_ot_shape_complex_categorize (const hb_ot_shape_planner_t *planner)
/* Unicode-3.0 additions */
case HB_SCRIPT_KHMER:
case HB_SCRIPT_MYANMAR:
case HB_SCRIPT_SINHALA:
/* Unicode-4.1 additions */
@ -257,7 +254,10 @@ hb_ot_shape_complex_categorize (const hb_ot_shape_planner_t *planner)
case HB_SCRIPT_SHARADA:
case HB_SCRIPT_TAKRI:
if (planner->map.chosen_script[0] != HB_OT_TAG_DEFAULT_SCRIPT)
/* For Myanmar, we only want to use the Indic shaper if the "new" script
* tag is found. For "old" script tag we want to use the default shaper. */
if (planner->map.chosen_script[0] != HB_OT_TAG_DEFAULT_SCRIPT &&
planner->map.chosen_script[0] != HB_TAG ('m','y','m','r'))
return &_hb_ot_complex_shaper_indic;
else
return &_hb_ot_complex_shaper_default;