Attachment 39580 Details for Bug 31003 – patch to disable old Myanmar shaper

[patch] patch to disable old Myanmar shaper

krs-disable-my-shapper20101005.diff (text/plain), 1.85 KB, created by Keith Stribley on 2010-10-20 07:47:43 UTC

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Creator: Keith Stribley

Created: 2010-10-20 07:47:43 UTC

Size: 1.85 KB

patch

obsolete

>diff --git a/src/harfbuzz-shaper-all.cpp b/src/harfbuzz-shaper-all.cpp
>index 2dae501..6f5cd62 100644
>--- a/src/harfbuzz-shaper-all.cpp
>+++ b/src/harfbuzz-shaper-all.cpp
>@@ -31,7 +31,7 @@ extern "C" {
> #include "harfbuzz-hebrew.c"
> #include "harfbuzz-arabic.c"
> #include "harfbuzz-hangul.c"
>-#include "harfbuzz-myanmar.c"
>+//#include "harfbuzz-myanmar.c"
> #include "harfbuzz-thai.c"
> }
> 
>diff --git a/src/harfbuzz-shaper.cpp b/src/harfbuzz-shaper.cpp
>index ce4d4ac..2fe7ff0 100644
>--- a/src/harfbuzz-shaper.cpp
>+++ b/src/harfbuzz-shaper.cpp
>@@ -399,7 +399,8 @@ static inline void positionCluster(HB_ShaperItem *item, int gfrom,  int glast)
>             item->offsets[gfrom+i].x = p.x - baseMetrics.xOffset;
>             item->offsets[gfrom+i].y = p.y - baseMetrics.yOffset;
>         }
>-        item->advances[gfrom+i] = 0;
>+        if (item->item.script != HB_Script_Myanmar)
>+            item->advances[gfrom+i] = 0;
>     }
> }
> 
>@@ -515,6 +516,10 @@ void HB_HeuristicSetGlyphAttributes(HB_ShaperItem *item)
>             attributes[pos].clusterStart = false;
>             attributes[pos].combiningClass = cmb;
>             logClusters[i] = cStart;
>+            // don't use combining class for Myanmar
>+            if (uc[pos] == 0x1037 || uc[pos] == 0x1039 || uc[pos] == 0x103a) {
>+                attributes[pos].combiningClass = 0;
>+            }
>         }
>         // one gets an inter character justification point if the current char is not a non spacing mark.
>         // as then the current char belongs to the last one and one gets a space justification point
>@@ -624,7 +629,8 @@ const HB_ScriptEngine HB_ScriptEngines[] = {
>     // Tibetan
>     { HB_TibetanShape, HB_TibetanAttributes },
>     // Myanmar
>-    { HB_MyanmarShape, HB_MyanmarAttributes },
>+//    { HB_MyanmarShape, HB_MyanmarAttributes },
>+    { HB_BasicShape, 0 },
>     // Georgian
>     { HB_BasicShape, 0 },
>     // Hangul

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Attachments on bug 31003: 39578 | 39579 | 39580 | 39581 | 39583 | 39584 | 39585

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