--- a/nodejs/font.cc	Thu Jun 10 09:36:41 2010 +0800
+++ b/nodejs/font.cc	Fri Jun 11 01:21:10 2010 +0800
@@ -69,6 +69,8 @@
     xnjsmb_font_face_temp = Persistent<FunctionTemplate>::New(temp);
 }
 
+/*! \brief Add properties to the template of runtime objects.
+ */
 void
 xnjsmb_font_init_mb_rt_temp(Handle<FunctionTemplate> mb_rt_temp) {
     HandleScope scope;
@@ -83,5 +85,5 @@
 
     rt_proto_temp = mb_rt_temp->PrototypeTemplate();
     query_func_temp = FunctionTemplate::New(xnjsmb_font_face_query);
-    SET(rt_proto_temp, "font_fact_query", query_func_temp);
+    SET(rt_proto_temp, "font_face_query", query_func_temp);
 }

--- a/nodejs/paints.cc	Thu Jun 10 09:36:41 2010 +0800
+++ b/nodejs/paints.cc	Fri Jun 11 01:21:10 2010 +0800
@@ -42,7 +42,8 @@
     
     rdman_paint_fill(rdman, paint, sh);
     
-    rdman_shape_changed(rdman, sh);
+    if(sh_get_coord(sh))
+	rdman_shape_changed(rdman, sh);
     
     return Null();
 }
@@ -77,7 +78,8 @@
     
     rdman_paint_stroke(rdman, paint, sh);
     
-    rdman_shape_changed(rdman, sh);
+    if(sh_get_coord(sh))
+	rdman_shape_changed(rdman, sh);
     
     return Null();
 }

--- a/nodejs/shapes.cc	Thu Jun 10 09:36:41 2010 +0800
+++ b/nodejs/shapes.cc	Fri Jun 11 01:21:10 2010 +0800
@@ -84,7 +84,8 @@
     ASSERT(rt != NULL);
     rdman = xnjsmb_rt_rdman(rt);
     
-    rdman_shape_changed(rdman, sh);
+    if(sh_get_coord(sh))
+	rdman_shape_changed(rdman, sh);
 }
 
 static void
@@ -266,12 +267,58 @@
     return stext_obj;
 }
 
+/*! \brief Setup style blocks for a stext.
+ *
+ * It defines font style and size for blocks of text message.
+ *
+ * \param blks is a list (n_char, face, font size) tuples.
+ */
+static Handle<Value>
+xnjsmb_shape_stext_set_style(const Arguments &args) {
+    HandleScope scope;
+    int argc = args.Length();
+    Handle<Object> self = args.This();
+    shape_t *sh;
+    Array *blksobj;
+    Array *blkobj;
+    mb_style_blk_t *blks;
+    int nblks;
+    int i;
+    int r;
+
+    if(argc != 1)
+	THROW("Invalid number of arguments (!= 1)");
+    if(!args[0]->IsArray())
+	THROW("Invalid type of the argument");
+
+    blksobj = Array::Cast(*args[0]);
+    nblks = blksobj->Length();
+    blks = new mb_style_blk_t[nblks];
+    for(i = 0; i < nblks; i++) {
+	blkobj = Array::Cast(*blksobj->Get(i));
+	blks[i].n_chars = blkobj->Get(0)->ToInt32()->Value();
+	blks[i].face = (mb_font_face_t *)UNWRAP(blkobj->Get(1)->ToObject());
+	blks[i].font_sz = blkobj->Get(2)->ToNumber()->Value();
+    }
+    
+    sh = (shape_t *)UNWRAP(self);
+    r = sh_stext_set_style(sh, blks, nblks);
+    if(r != 0)
+	THROW("Unknown error");
+    
+    delete blks;
+    
+    return Null();
+}
+
 /*! \brief Initialize function template for stext objects.
  */
 void
 xnjsmb_init_stext_temp(void) {
     Handle<FunctionTemplate> func_temp;
+    Handle<FunctionTemplate> meth_temp;
     Handle<ObjectTemplate> inst_temp;
+    Handle<ObjectTemplate> proto_temp;
     
     func_temp = FunctionTemplate::New(xnjsmb_shape_stext);
     func_temp->Inherit(xnjsmb_shape_temp);
@@ -279,6 +326,10 @@
     
     inst_temp = func_temp->InstanceTemplate();
     inst_temp->SetInternalFieldCount(1);
+
+    proto_temp = func_temp->PrototypeTemplate();
+    meth_temp = FunctionTemplate::New(xnjsmb_shape_stext_set_style);
+    SET(proto_temp, "set_style", meth_temp);
     
     xnjsmb_shape_stext_temp = Persistent<FunctionTemplate>::New(func_temp);
 }

--- a/nodejs/testcase.js	Thu Jun 10 09:36:41 2010 +0800
+++ b/nodejs/testcase.js	Fri Jun 11 01:21:10 2010 +0800
@@ -26,6 +26,13 @@
 path.stroke_width = 2;
 sys.puts(path.stroke_width);
 
+var face = mb_rt.font_face_query("courier", 2, 100);
+var blks = [[5, face, 20]];
+var stext = mb_rt.stext_new("Hello", 100, 50);
+stext.set_style(blks);
+paint.fill(stext);
+coord.add_shape(stext);
+
 mb_rt.redraw_all();
 
 var i = 0;