[wasm-api] Bind buffer_reverse_clusters

src/hb-wasm-api-buffer.hh

@@ -137,6 +137,14 @@ buffer_get_direction (HB_WASM_EXEC_ENV
   return (direction_t) hb_buffer_get_direction (buffer);
 }
 
+void
+buffer_reverse_clusters (HB_WASM_EXEC_ENV
+			 ptr_t(buffer_t) bufferref)
+{
+  HB_REF2OBJ (buffer);
+
+  hb_buffer_reverse_clusters (buffer);
+}
 
 }}
 

src/hb-wasm-api-list.hh

@@ -60,6 +60,7 @@ static NativeSymbol _hb_wasm_native_symbols[] =
   NATIVE_SYMBOL ("(ii)",	buffer_copy_contents),
   NATIVE_SYMBOL ("(ii)i",	buffer_set_contents),
   NATIVE_SYMBOL ("(i)i",	buffer_get_direction),
+  NATIVE_SYMBOL ("(i)",		buffer_reverse_clusters),
 
   /* face */
   NATIVE_SYMBOL ("(iii)",	face_reference_table),

src/hb-wasm-api.h

@@ -148,6 +148,8 @@ HB_WASM_API (bool_t, buffer_set_contents) (HB_WASM_EXEC_ENV
 HB_WASM_API (direction_t, buffer_get_direction) (HB_WASM_EXEC_ENV
 						 ptr_t(buffer_t));
 
+HB_WASM_API (void, buffer_reverse_clusters) (HB_WASM_EXEC_ENV
+					     ptr_t(buffer_t));
 
 /* face */
 

src/wasm-graphite/Makefile

@@ -1,4 +1,4 @@
-all: test.wasm.ttf
+all: CharisSIL-R.wasm.ttf Scheherazade-R.wasm.ttf
 
 %.wasm: %.cc ../hb-wasm-api.h
 	emcc \

src/wasm-graphite/shape.cc

@@ -180,6 +180,7 @@ shape (font_t *font, buffer_t *buffer)
       pPos->y_advance = gr_slot_advance_Y (is, grface, nullptr) * yscale;
       curradvy += pPos->y_advance;
     }
+    buffer_set_contents (buffer, &contents);
   }
   else
   {
@@ -199,13 +200,12 @@ shape (font_t *font, buffer_t *buffer)
       pPos->x_offset = gr_slot_origin_X (is) * xscale - info->var1 - curradvx + pPos->x_advance;
       pPos->y_offset = gr_slot_origin_Y (is) * yscale - curradvy;
     }
-    //buffer_reverse_clusters (buffer);
+    buffer_set_contents (buffer, &contents);
+    buffer_reverse_clusters (buffer);
   }
 
   gr_seg_destroy (seg);
 
-  buffer_set_contents (buffer, &contents);
-
   bool ret = glyph_count;
 
   return ret;