4 files changed, 146 insertions, 0 deletions
diff --git a/src/lua/common/Proxy.h b/src/lua/common/Proxy.h
new file mode 100644
index 0000000..60658ec
--- /dev/null
+++ b/src/lua/common/Proxy.h
@@ -0,0 +1,46 @@
+#ifndef __JIN_COMMON_PROXY_H
+#define __JIN_COMMON_PROXY_H
+
+#include "Reference.hpp"
+
+namespace jin
+{
+namespace lua
+{
+
+    class Proxy
+    {
+    public:
+        void bind(Reference* ref, const char* t)
+        {
+            if (ref == nullptr)
+                return;
+            reference = ref;
+            type = t;
+        }
+
+        void release()
+        {
+            if (reference != nullptr)
+            {
+                reference->release();
+                reference = nullptr;
+                type = nullptr;
+            }
+        }
+
+        template<class T>
+        Ref<T>& getRef()
+        {
+            return *(Ref<T>*) reference;
+        }
+
+        const char* type;   // type name and metatable name
+        Reference* reference; // acctual object binded
+
+    };
+
+} // lua
+} // jin
+
+#endif // __JIN_COMMON_PROXY_H
+\ No newline at end of file
diff --git a/src/lua/common/Reference.hpp b/src/lua/common/Reference.hpp
new file mode 100644
index 0000000..f330323
--- /dev/null
+++ b/src/lua/common/Reference.hpp
@@ -0,0 +1,72 @@
+#ifndef __JIN_COMMON_REFERENCE_H
+#define __JIN_COMMON_REFERENCE_H
+
+namespace jin
+{
+namespace lua
+{
+
+    /*abstract*/class Reference
+    {
+    public:
+        void retain()
+        {
+            ++count;
+        }
+
+        void release()
+        {
+            if (--count <= 0)
+                delete this;
+        }
+
+    protected:
+        Reference(void* obj)
+            : count(1)
+            , object(obj)
+        {
+        }
+        Reference(const Reference&);
+        virtual ~Reference()
+        {
+        }
+
+        void* object;
+        int count;
+
+    };
+
+    template<class T>
+    class Ref : public Reference
+    {
+    public:
+        Ref(T* obj)
+            : Reference(obj)
+        {
+        }
+
+        ~Ref()
+        {
+            T* obj = (T*)object;
+            delete obj;
+        }
+
+        T* operator->()
+        {
+            return (T*)object;
+        }
+
+        T* getObject()
+        {
+            return (T*)object;
+        }
+
+    private:
+        Ref(const Ref<T>& ref);
+
+    };
+
+}
+}
+
+#endif
+\ No newline at end of file
diff --git a/src/lua/common/common.h b/src/lua/common/common.h
new file mode 100644
index 0000000..833b204
--- /dev/null
+++ b/src/lua/common/common.h
@@ -0,0 +1,8 @@
+#ifndef __JIN_M_TYPES_H
+#define __JIN_M_TYPES_H
+
+#include "types.h"
+#include "Proxy.h"
+#include "Reference.hpp"
+
+#endif
+\ No newline at end of file
diff --git a/src/lua/common/types.h b/src/lua/common/types.h
new file mode 100644
index 0000000..0ab40a6
--- /dev/null
+++ b/src/lua/common/types.h
@@ -0,0 +1,20 @@
+#ifndef __JIN_COMMON_TYPES_H
+#define __JIN_COMMON_TYPES_H
+
+// graphics module
+#define JIN_GRAPHICS_IMAGE  "jin.graphics.Image"
+#define JIN_GRAPHICS_SHADER "jin.graphics.Shader"
+#define JIN_GRAPHICS_CANVAS "jin.graphics.Canvas"
+#define JIN_GRAPHICS_FONT   "jin.graphics.Font"
+
+// audio module
+#define JIN_AUDIO_SOURCE    "jin.Audio.Source"
+
+// thread module 
+#define JIN_THREAD_THREAD   "jin.thread.Thread"
+
+// network module 
+#define JIN_NETWORK_SOCKET  "jin.net.Socket"
+#define JIN_NETWORK_BUFFER  "jin.net.Buffer"
+
+#endif
+\ No newline at end of file