From 8585c92b7d0744a1f1a39c872cf5096621161b6c Mon Sep 17 00:00:00 2001
From: chai <chaifix@163.com>
Date: Thu, 16 Aug 2018 14:21:56 +0800
Subject: *update

---
 src/lua/graphics/luaopen_Canvas.cpp | 31 +++++++++++++++----------------
 1 file changed, 15 insertions(+), 16 deletions(-)

(limited to 'src/lua/graphics/luaopen_Canvas.cpp')

diff --git a/src/lua/graphics/luaopen_Canvas.cpp b/src/lua/graphics/luaopen_Canvas.cpp
index d08b181..7b694e9 100644
--- a/src/lua/graphics/luaopen_Canvas.cpp
+++ b/src/lua/graphics/luaopen_Canvas.cpp
@@ -1,50 +1,49 @@
 #include "lua/luax.h"
 #include "lua/luaopen_types.h"
-#include "Canvas.h"
+#include "libjin/jin.h"
 
 namespace jin
 {
 namespace lua
 {
 
-    using namespace lua::graphics;
+	using namespace jin::graphics;
 
-    static inline Canvas* checkCanvas(lua_State* L)
+    static inline Ref<Canvas>& checkCanvas(lua_State* L)
     {
         Proxy* proxy = (Proxy*)luax_checktype(L, 1, JIN_GRAPHICS_CANVAS);
-        if (proxy != nullptr)
-            return (Canvas*)proxy->object;
-        return nullptr;
-    }
+		Ref<Canvas>* ref = (Ref<Canvas>*)proxy->reference;
+		return *ref;
+	}
 
     static int l_getWidth(lua_State* L)
     {
-        Canvas* c = checkCanvas(L);
-        luax_pushnumber(L, c->getWidth());
+		Ref<Canvas>& ref = checkCanvas(L);
+        luax_pushnumber(L, (*ref).getWidth());
         return 1;
     }
 
     static int l_getHeight(lua_State* L)
     {
-        Canvas* c = checkCanvas(L);
-        luax_pushnumber(L, c->getHeight());
+		Ref<Canvas>& ref = checkCanvas(L);
+        luax_pushnumber(L, (*ref).getHeight());
         return 1;
     }
 
     static int l_getSize(lua_State* L)
     {
-        Canvas* c = checkCanvas(L);
-        luax_pushnumber(L, c->getWidth());
-        luax_pushnumber(L, c->getHeight());
+		Ref<Canvas>& ref = checkCanvas(L);
+        luax_pushnumber(L, (*ref).getWidth());
+        luax_pushnumber(L, (*ref).getHeight());
         return 2;
     }
 
     static int l_setAnchor(lua_State* L)
     {
-        Canvas* c = checkCanvas(L);
+		Ref<Canvas>& ref = checkCanvas(L);
         int x = luax_checknumber(L, 1); 
         int y = luax_checknumber(L, 2);
-        c->setAnchor(x, y);
+        (*ref).setAnchor(x, y);
         return 0; 
     }
 
-- 
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