*update

1 files changed, 74 insertions, 0 deletions

diff --git a/src/lua/modules/graphics/luaopen_Canvas.cpp b/src/lua/modules/graphics/luaopen_Canvas.cpp
new file mode 100644
index 0000000..d94e578
--- /dev/null
+++ b/src/lua/modules/graphics/luaopen_Canvas.cpp
@@ -0,0 +1,74 @@
+#include "lua/modules/luax.h"
+#include "lua/common/common.h"
+#include "libjin/jin.h"
+
+namespace jin
+{
+namespace lua
+{
+
+	using namespace jin::graphics;
+
+    typedef Ref<Canvas>& CanvasRef;
+
+    static inline CanvasRef checkCanvas(lua_State* L)
+    {
+        Proxy* proxy = (Proxy*)luax_checktype(L, 1, JIN_GRAPHICS_CANVAS);
+		return proxy->getRef<Canvas>();
+	}
+
+    static int l_getWidth(lua_State* L)
+    {
+		CanvasRef ref = checkCanvas(L);
+        luax_pushnumber(L, ref->getWidth());
+        return 1;
+    }
+
+    static int l_getHeight(lua_State* L)
+    {
+		CanvasRef ref = checkCanvas(L);
+        luax_pushnumber(L, ref->getHeight());
+        return 1;
+    }
+
+    static int l_getSize(lua_State* L)
+    {
+		CanvasRef ref = checkCanvas(L);
+        luax_pushnumber(L, ref->getWidth());
+        luax_pushnumber(L, ref->getHeight());
+        return 2;
+    }
+
+    static int l_setAnchor(lua_State* L)
+    {
+		CanvasRef ref = checkCanvas(L);
+        int x = luax_checknumber(L, 1); 
+        int y = luax_checknumber(L, 2);
+        ref->setAnchor(x, y);
+        return 0; 
+    }
+
+    static int l_gc(lua_State* L)
+    {
+        Proxy* proxy = (Proxy*)luax_checktype(L, 1, JIN_GRAPHICS_CANVAS);
+        proxy->release();
+        return 0;
+    }
+
+    static const luaL_Reg f[] = {
+        { "__gc",      l_gc        },
+        { "getWidth",  l_getWidth  },
+        { "getHeight", l_getHeight },
+        { "getSize",   l_getSize   },
+        { "setAnchor", l_setAnchor },
+        { 0,           0           }
+    };
+
+    int luaopen_Canvas(lua_State* L)
+    {
+        luax_newtype(L, JIN_GRAPHICS_CANVAS, f);
+        return 0;
+    }
+
+}// lua
+}// jin 
\ No newline at end of file