*shared 增加依赖

30 files changed, 229 insertions, 229 deletions

diff --git a/bin/Jin.exe b/bin/Jin.exe
index e648fd4..6f56539 100644
--- a/bin/Jin.exe
+++ b/bin/Jin.exe
diff --git a/bin/SDL2.dll b/bin/SDL2.dll
index 81f8ae4..97527fa 100644
--- a/bin/SDL2.dll
+++ b/bin/SDL2.dll
diff --git a/bin/game/0.png b/bin/game/0.png
new file mode 100644
index 0000000..fa62576
--- /dev/null
+++ b/bin/game/0.png
diff --git a/bin/game/1.png b/bin/game/1.png
new file mode 100644
index 0000000..7e3fe49
--- /dev/null
+++ b/bin/game/1.png
diff --git a/bin/game/SDL.jpg b/bin/game/SDL.jpg
new file mode 100644
index 0000000..dcd530a
--- /dev/null
+++ b/bin/game/SDL.jpg
diff --git a/bin/game/config.lua b/bin/game/config.lua
new file mode 100644
index 0000000..380dd1b
--- /dev/null
+++ b/bin/game/config.lua
@@ -0,0 +1,5 @@
+return 
+{
+    title = "window form", 
+    icon = "splash.png",
+}
\ No newline at end of file
diff --git a/bin/game/forest.ogg b/bin/game/forest.ogg
new file mode 100644
index 0000000..d3059e1
--- /dev/null
+++ b/bin/game/forest.ogg
diff --git a/bin/game/icon.ico b/bin/game/icon.ico
new file mode 100644
index 0000000..3043332
--- /dev/null
+++ b/bin/game/icon.ico
diff --git a/bin/game/main.lua b/bin/game/main.lua
new file mode 100644
index 0000000..2c9036f
--- /dev/null
+++ b/bin/game/main.lua
@@ -0,0 +1,93 @@
+io.stdout:setvbuf("no")
+local shader = [[ 
+#VERTEX_SHADER 
+Vertex vert(Vertex v) 
+{
+    return v;
+}
+#END_VERTEX_SHADER
+#FRAGMENT_SHADER 
+Color frag(Color col, Texture tex, Vertex v)
+{
+    return col;
+}
+#END_FRAGMENT_SHADER
+]]
+
+local shader2 = [[ 
+#VERTEX_SHADER 
+Vertex vert(Vertex v) 
+{
+    return v;
+}
+#END_VERTEX_SHADER
+#FRAGMENT_SHADER 
+Color frag(Color col, Texture tex, Vertex v)
+{
+    Color c = texel(tex, v.uv);
+    return c;
+}
+#END_FRAGMENT_SHADER
+]]
+music = nil
+local tex = nil
+local shader_program = nil
+local shader_program2 = nil
+local timer = nil
+local tb = {x = 1, y = 2}
+local t = 0
+local spr = nil
+function jin.core.onLoad()
+    jin.graphics.setClearColor(100, 100, 100, 255)
+    shader_program = jin.graphics.newShader(shader)
+    shader_program2 = jin.graphics.newShader(shader2)
+    tex = jin.graphics.newTexture("1.png")
+    spr = jin.graphics.newSprite()
+    spr:setShader(shader_program2)
+    spr:setGraphic(tex)
+    tex = nil
+    spr:setScale(1, 1)
+    spr:setOrigin(jin.graphics.SpriteOrigin.MIDDLERIGHT)
+    music = jin.audio.newSource("forest.ogg")
+    music:setVolume(0.5)
+    music:setLoop(true)
+    music:play()
+    jin.graphics.clear()
+    jin.graphics.showWindow()
+    timer = jin.time.newTimer()
+    local h = timer:every(0.5, function(sp)
+        local x, y = spr:getPosition()
+        spr:setPosition(x + 1, y)
+    end, spr)
+    timer:after(3, function(p)
+        --timer:cancel(h)
+    end, h)
+end
+local stop = false
+
+function jin.core.onEvent(e)
+    if e.type == "Quit" then 
+        jin.core.stop()
+    end
+end
+
+function jin.core.onUpdate() 
+    tb.x = t
+    t = t + jin.time.getDelta()
+end
+
+function jin.core.onDraw()
+    timer:update(jin.time.getDelta())
+    jin.graphics.useShader(shader_program) 
+    jin.graphics.setColor(255, 0, 255, 255)
+    jin.graphics.rect(jin.graphics.RenderMode.FILL, 30, 50, 100, 200)
+    jin.graphics.setColor(255, 255, 255, 255)
+    jin.graphics.unuseShader()
+    spr:render()
+    --jin.graphics.useShader(shader_program2)
+    --jin.graphics.draw(tex, 0, 0,0.2, 0.2)
+    --jin.graphics.unuseShader()
+    if stop then 
+        jin.graphics.print("Quit", 100, 300)
+    end 
+end
\ No newline at end of file
diff --git a/bin/game/splash.png b/bin/game/splash.png
new file mode 100644
index 0000000..b0c4256
--- /dev/null
+++ b/bin/game/splash.png
diff --git a/build/vc++/jin.vcxproj b/build/vc++/jin.vcxproj
index b28f79b..6b9449f 100644
--- a/build/vc++/jin.vcxproj
+++ b/build/vc++/jin.vcxproj
@@ -198,7 +198,7 @@
     <ClInclude Include="..\..\src\lua\jin.h" />
     <ClInclude Include="..\..\src\lua\libraries\luax\luax.h" />
     <ClInclude Include="..\..\src\lua\luax.h" />
-    <ClInclude Include="..\..\src\lua\modules\graphics\je_lua_sprite.h" />
+    <ClInclude Include="..\..\src\lua\modules\graphics\je_lua_page.h" />
     <ClInclude Include="..\..\src\lua\modules\luax.h" />
     <ClInclude Include="..\..\src\lua\modules\net\je_lua_buffer.h" />
     <ClInclude Include="..\..\src\lua\modules\thread\je_lua_thread.h" />
diff --git a/build/vc++/jin.vcxproj.filters b/build/vc++/jin.vcxproj.filters
index 960d7a3..7b8a9a9 100644
--- a/build/vc++/jin.vcxproj.filters
+++ b/build/vc++/jin.vcxproj.filters
@@ -254,7 +254,7 @@
     <ClInclude Include="..\..\src\lua\common\je_lua_callback.h">
       <Filter>source\common</Filter>
     </ClInclude>
-    <ClInclude Include="..\..\src\lua\modules\graphics\je_lua_sprite.h">
+    <ClInclude Include="..\..\src\lua\modules\graphics\je_lua_page.h">
       <Filter>source\modules\graphics</Filter>
     </ClInclude>
   </ItemGroup>
diff --git a/build/vc++/libjin/libjin.vcxproj b/build/vc++/libjin/libjin.vcxproj
index 552272d..a1bfa66 100644
--- a/build/vc++/libjin/libjin.vcxproj
+++ b/build/vc++/libjin/libjin.vcxproj
@@ -171,7 +171,6 @@
     <ClInclude Include="..\..\..\src\libjin\Graphics\je_color.h" />
     <ClInclude Include="..\..\..\src\libjin\Graphics\je_graphic.h" />
     <ClInclude Include="..\..\..\src\libjin\Graphics\je_graphics.h" />
-    <ClInclude Include="..\..\..\src\libjin\graphics\je_graphic_manager.h" />
     <ClInclude Include="..\..\..\src\libjin\Graphics\je_image.h" />
     <ClInclude Include="..\..\..\src\libjin\Graphics\je_mesh.h" />
     <ClInclude Include="..\..\..\src\libjin\Graphics\je_gl.h" />
@@ -245,7 +244,6 @@
     <ClCompile Include="..\..\..\src\libjin\Graphics\je_canvas.cpp" />
     <ClCompile Include="..\..\..\src\libjin\Graphics\je_color.cpp" />
     <ClCompile Include="..\..\..\src\libjin\Graphics\je_graphic.cpp" />
-    <ClCompile Include="..\..\..\src\libjin\graphics\je_graphic_manager.cpp" />
     <ClCompile Include="..\..\..\src\libjin\Graphics\je_image.cpp" />
     <ClCompile Include="..\..\..\src\libjin\Graphics\je_mesh.cpp" />
     <ClCompile Include="..\..\..\src\libjin\Graphics\je_gl.cpp" />
diff --git a/build/vc++/libjin/libjin.vcxproj.filters b/build/vc++/libjin/libjin.vcxproj.filters
index c70aa25..f68943f 100644
--- a/build/vc++/libjin/libjin.vcxproj.filters
+++ b/build/vc++/libjin/libjin.vcxproj.filters
@@ -246,9 +246,6 @@
     <ClInclude Include="..\..\..\src\libjin\graphics\je_sprite_sheet.h">
       <Filter>source\graphics</Filter>
     </ClInclude>
-    <ClInclude Include="..\..\..\src\libjin\graphics\je_graphic_manager.h">
-      <Filter>source\graphics</Filter>
-    </ClInclude>
     <ClInclude Include="..\..\..\src\libjin\graphics\shaders\built-in\je_default.shader.h">
       <Filter>source\graphics\shaders\built-in</Filter>
     </ClInclude>
@@ -436,9 +433,6 @@
     <ClCompile Include="..\..\..\src\libjin\graphics\je_sprite_sheet.cpp">
       <Filter>source\graphics</Filter>
     </ClCompile>
-    <ClCompile Include="..\..\..\src\libjin\graphics\je_graphic_manager.cpp">
-      <Filter>source\graphics</Filter>
-    </ClCompile>
     <ClCompile Include="..\..\..\src\libjin\graphics\shaders\je_jsl_compiler.cpp">
       <Filter>source\graphics\shaders</Filter>
     </ClCompile>
diff --git a/src/3rdparty/buildvm/buildvm.exe b/src/3rdparty/buildvm/buildvm.exe
index 00cd94d..f60b37b 100644
--- a/src/3rdparty/buildvm/buildvm.exe
+++ b/src/3rdparty/buildvm/buildvm.exe
diff --git a/src/3rdparty/minilua/minilua.exe b/src/3rdparty/minilua/minilua.exe
index 003f2a1..1070809 100644
--- a/src/3rdparty/minilua/minilua.exe
+++ b/src/3rdparty/minilua/minilua.exe
diff --git a/src/libjin/Graphics/je_graphic_manager.cpp b/src/libjin/Graphics/je_graphic_manager.cpp
deleted file mode 100644
index e69de29..0000000
--- a/src/libjin/Graphics/je_graphic_manager.cpp
+++ /dev/null
diff --git a/src/libjin/Graphics/je_graphic_manager.h b/src/libjin/Graphics/je_graphic_manager.h
deleted file mode 100644
index e69de29..0000000
--- a/src/libjin/Graphics/je_graphic_manager.h
+++ /dev/null
diff --git a/src/lua/common/je_lua_proxy.h b/src/lua/common/je_lua_proxy.h
index 96b2093..9f55490 100644
--- a/src/lua/common/je_lua_proxy.h
+++ b/src/lua/common/je_lua_proxy.h
@@ -35,12 +35,6 @@ namespace JinEngine
 				    shared->retain();
 		    }
 
-		    void setUserdata(void* data)
-		    {
-			    if (shared != nullptr)
-				    shared->setUserdata(data);
-		    }
-
             template<class T>
             Shared<T>& getShared()
             {
diff --git a/src/lua/common/je_lua_shared.hpp b/src/lua/common/je_lua_shared.hpp
index 876fe28..d6ea357 100644
--- a/src/lua/common/je_lua_shared.hpp
+++ b/src/lua/common/je_lua_shared.hpp
@@ -1,6 +1,9 @@
 #ifndef __JIN_COMMON_SHARED_H
 #define __JIN_COMMON_SHARED_H
 
+#include <map>
+#include <vector>
+
 namespace JinEngine
 {
     namespace Lua
@@ -11,32 +14,77 @@ namespace JinEngine
         public:
             void retain()
             {
-                ++count;
+                ++mCount;
             }
 
             void release()
             {
-                if (--count <= 0)
+                if (--mCount <= 0)
                     delete this;
             }
 
-            // Object type string.
+            // Object type.
             const char* const type;
 
-            void setUserdata(void* data)
+            void setDependency(int key, SharedBase* shared)
+            {
+                removeDependency(key);
+                shared->retain();
+                mDependencies.insert(std::pair<int, SharedBase*>(key, shared));
+            }
+
+            void removeDependency(int key)
             {
-                userdata = data;
+                if (!isDependOn(key))
+                    return;
+                DepMap::iterator it = mDependencies.find(key);
+                it->second->release();
+                mDependencies.erase(it);
             }
 
-            void* getUserdata()
+            void removeDependency(SharedBase* dep)
             {
-                return userdata;
+                for (DepMap::iterator it = mDependencies.begin(); it != mDependencies.end();)
+                {
+                    if (it->second == dep)
+                    {
+                        it->second->release();
+                        mDependencies.erase(it);
+                    }
+                    else
+                        ++it;
+                }
+            }
+
+            bool isDependOn(int key)
+            {
+                return mDependencies.find(key) != mDependencies.end();
+            }
+
+            bool isDependOn(SharedBase* shared)
+            {
+                for (std::pair<int, SharedBase*> dep : mDependencies)
+                {
+                    if (dep.second == shared)
+                        return true;
+                }
+                return false;
+            }
+
+            void clearDependencies()
+            {
+                for (std::pair<int, SharedBase*> dep : mDependencies)
+                    dep.second->release();
+                mDependencies.clear();
             }
 
         protected:
+
+            using DepMap = std::map<int, SharedBase*>;
+
             SharedBase(void* obj, const char* t)
-                : count(1)
-                , object(obj)
+                : mCount(1)
+                , mObject(obj)
                 , type(t)
             {
             }
@@ -45,11 +93,12 @@ namespace JinEngine
 
             virtual ~SharedBase()
             {
+                clearDependencies();
             }
 
-            void* object;
-            int count;
-            void* userdata;
+            void* mObject;
+            int mCount;
+            DepMap mDependencies;
         };
 
         template<class T>
@@ -63,12 +112,12 @@ namespace JinEngine
 
             T* operator->()
             {
-                return static_cast<T*>(object);
+                return static_cast<T*>(mObject);
             }
 
             T* getObject()
             {
-                return static_cast<T*>(object);
+                return static_cast<T*>(mObject);
             }
 
         private:
@@ -78,7 +127,7 @@ namespace JinEngine
             // Make shared only be able created with new.
             ~Shared()
             {
-                T* obj = static_cast<T*>(object);
+                T* obj = static_cast<T*>(mObject);
                 delete obj;
             }
 
diff --git a/src/lua/modules/graphics/je_lua_canvas.cpp b/src/lua/modules/graphics/je_lua_canvas.cpp
index 8d8630f..70edfd1 100644
--- a/src/lua/modules/graphics/je_lua_canvas.cpp
+++ b/src/lua/modules/graphics/je_lua_canvas.cpp
@@ -62,4 +62,4 @@ namespace JinEngine
         }
 
     } // namespace Lua
-} // namespace JinEngine 
\ No newline at end of file
+} // namespace JinEngine
\ No newline at end of file
diff --git a/src/lua/modules/graphics/je_lua_graphics.cpp b/src/lua/modules/graphics/je_lua_graphics.cpp
index 78674dd..5255de7 100644
--- a/src/lua/modules/graphics/je_lua_graphics.cpp
+++ b/src/lua/modules/graphics/je_lua_graphics.cpp
@@ -6,8 +6,6 @@
 #include "lua/modules/types.h"
 #include "lua/common/je_lua_common.h"
 
-#include "je_lua_sprite.h"
-
 using namespace std;
 using namespace JinEngine;
 using namespace JinEngine::Graphics;
@@ -664,7 +662,7 @@ namespace JinEngine
         LUA_IMPLEMENT int l_newSprite(lua_State* L)
         {
             Proxy* p = luax_newinstance(L, JIN_GRAPHICS_SPRITE);
-            p->bind(new Shared<Lua::Sprite>(new Lua::Sprite(), JIN_GRAPHICS_SPRITE));
+            p->bind(new Shared<Sprite>(new Sprite(), JIN_GRAPHICS_SPRITE));
             return 1;
         }
 
diff --git a/src/lua/modules/graphics/je_lua_page.cpp b/src/lua/modules/graphics/je_lua_page.cpp
index 7e9b6d1..3ebd557 100644
--- a/src/lua/modules/graphics/je_lua_page.cpp
+++ b/src/lua/modules/graphics/je_lua_page.cpp
@@ -25,12 +25,6 @@ namespace JinEngine
         LUA_IMPLEMENT int l_gc(lua_State* L)
         {
             Proxy* proxy = (Proxy*)luax_checktype(L, 1, JIN_GRAPHICS_PAGE);
-		    {
-			    /* release font */
-			    Shared<Page>* page = &proxy->getShared<Page>();
-			    SharedBase* font = (SharedBase*)page->getUserdata();
-			    font->release();
-		    }
 		    proxy->release();
             return 0;
         }
diff --git a/src/lua/modules/graphics/je_lua_page.h b/src/lua/modules/graphics/je_lua_page.h
new file mode 100644
index 0000000..d2d9f22
--- /dev/null
+++ b/src/lua/modules/graphics/je_lua_page.h
@@ -0,0 +1,18 @@
+#ifndef __JE_LUA_PAGE_H__
+#define __JE_LUA_PAGE_H__
+
+namespace JinEngine
+{
+    namespace Lua
+    {
+
+        enum PageDependency
+        {
+            DEP_TTF = 1, 
+            DEP_TEXTURE_FONT = 2,
+        };
+
+    }
+}
+
+#endif
\ No newline at end of file
diff --git a/src/lua/modules/graphics/je_lua_sprite.cpp b/src/lua/modules/graphics/je_lua_sprite.cpp
index f02d1cc..b81b66b 100644
--- a/src/lua/modules/graphics/je_lua_sprite.cpp
+++ b/src/lua/modules/graphics/je_lua_sprite.cpp
@@ -2,7 +2,6 @@
 #include "lua/modules/types.h"
 #include "lua/common/je_lua_common.h"
 #include "libjin/jin.h"
-#include "je_lua_sprite.h"
 
 using namespace JinEngine::Graphics;
 using namespace JinEngine::Graphics::Shaders;
@@ -11,52 +10,20 @@ namespace JinEngine
 {
     namespace Lua
     {
-        //////////////////////////////////////////////////////////////////////////////////////////////////////////
-        // Sprite class.
-        //////////////////////////////////////////////////////////////////////////////////////////////////////////
 
-        Lua::Sprite::~Sprite()
+        // Sprite dependency slots.
+        enum SpriteDependency
         {
-            if (mGraphicShared != nullptr)
-            {
-                mGraphicShared->release();
-                mGraphicShared = nullptr;
-            }
-            if (mShaderShared != nullptr)
-            {
-                mShaderShared->release();
-                mShaderShared = nullptr;
-            }
-        }
-
-        void Lua::Sprite::setShader(Shared<Shader>* shader)
-        {
-            if (mShaderShared != nullptr)
-                mShaderShared->release();
-            mShaderShared = shader;
-            mShaderShared->retain();
-            Parent::setShader(mShaderShared->getObject());
-        }
-
-        void Lua::Sprite::setGraphic(Shared<Graphic>* graphic)
-        {
-            if (mGraphicShared != nullptr)
-                mGraphicShared = graphic;
-            mGraphicShared = graphic;
-            mGraphicShared->retain();
-            Parent::setGraphic(mGraphicShared->getObject());
-        }
+            DEP_GRAPHIC = 1, 
+            DEP_SHADER = 2,
+        };
 
-        //////////////////////////////////////////////////////////////////////////////////////////////////////////
-        // Register Sprite class.
-        //////////////////////////////////////////////////////////////////////////////////////////////////////////
-
-        typedef Shared<Lua::Sprite>& SharedSprite;
+        typedef Shared<Sprite>& SharedSprite;
 
         LUA_IMPLEMENT inline SharedSprite checkSprite(lua_State* L)
         {
             Proxy* proxy = (Proxy*)luax_checktype(L, 1, JIN_GRAPHICS_SPRITE);
-            return proxy->getShared<Lua::Sprite>();
+            return proxy->getShared<Sprite>();
         }
 
         LUA_IMPLEMENT int l_gc(lua_State* L)
@@ -82,7 +49,7 @@ namespace JinEngine
             case 2:
             {
                 int origin = luax_checkinteger(L, 2);
-                sprite->setOrigin(static_cast<Lua::Sprite::Origin>(origin));
+                sprite->setOrigin(static_cast<Sprite::Origin>(origin));
             }
                 break;
             case 3:
@@ -129,7 +96,9 @@ namespace JinEngine
         {
             SharedSprite sprite = checkSprite(L);
             Proxy* proxy = (Proxy*)luax_checktype(L, 2, JIN_GRAPHICS_SHADER);
-            sprite->setShader(&proxy->getShared<Shader>());
+            Shader* shader = proxy->getObject<Shader>();
+            sprite->setShader(shader);
+            sprite.setDependency(DEP_SHADER, &proxy->getShared<Shader>());
             return 0;
         }
 
@@ -142,8 +111,11 @@ namespace JinEngine
                 p = (Proxy*)luax_checktype(L, 2, JIN_GRAPHICS_TEXTURE);
             else if (luax_istype(L, 2, JIN_GRAPHICS_CANVAS))
                 p = (Proxy*)luax_checktype(L, 2, JIN_GRAPHICS_CANVAS);
-            if(p != nullptr)
-                sprite->setGraphic(&p->getShared<Graphic>());
+            if (p != nullptr)
+            {
+                sprite->setGraphic(p->getObject<Graphic>());
+                sprite.setDependency(DEP_GRAPHIC, &p->getShared<Graphic>());
+            }
             return 0;
         }
 
diff --git a/src/lua/modules/graphics/je_lua_sprite.h b/src/lua/modules/graphics/je_lua_sprite.h
deleted file mode 100644
index ded237e..0000000
--- a/src/lua/modules/graphics/je_lua_sprite.h
+++ /dev/null
@@ -1,42 +0,0 @@
-#ifndef __JE_LUA_SPRITE_H__
-#define __JE_LUA_SPRITE_H__
-
-#include "../../common/je_lua_shared.hpp"
-
-#include "libjin/jin.h"
-
-namespace JinEngine
-{
-    namespace Lua
-    {
-
-        class Sprite
-            : public Graphics::Sprite
-        {
-        public:
-            ~Sprite();
-
-            void setShader(Shared<Graphics::Shaders::Shader>* shader);
-
-            void setGraphic(Shared<Graphics::Graphic>* graphic);
-
-        private:
-
-            using Parent = Graphics::Sprite;
-
-            ///
-            ///
-            ///
-            Shared<Graphics::Graphic>* mGraphicShared;
-
-            ///
-            ///
-            ///
-            Shared<Graphics::Shaders::Shader>* mShaderShared;
-
-        };
-
-    }
-}
-
-#endif
\ No newline at end of file
diff --git a/src/lua/modules/graphics/je_lua_texture_font.cpp b/src/lua/modules/graphics/je_lua_texture_font.cpp
index 1cdbfff..dc48ce4 100644
--- a/src/lua/modules/graphics/je_lua_texture_font.cpp
+++ b/src/lua/modules/graphics/je_lua_texture_font.cpp
@@ -2,6 +2,7 @@
 #include "lua/modules/types.h"
 #include "lua/common/je_lua_common.h"
 #include "libjin/jin.h"
+#include "je_lua_page.h"
 
 using namespace JinEngine::Graphics;
 using namespace JinEngine::Graphics::Fonts;
@@ -21,8 +22,9 @@ namespace JinEngine
 	    /* typeset(Text | string, lineheight, spacing) */
 	    LUA_IMPLEMENT int l_typeset(lua_State* L)
 	    {
-		    Proxy* p = (Proxy*)luax_checktype(L, 1, JIN_GRAPHICS_TEXTUREFONT);
-		    TextureFont* tf = p->getObject<TextureFont>();
+		    Proxy* pxyTexFont = (Proxy*)luax_checktype(L, 1, JIN_GRAPHICS_TEXTUREFONT);
+            Shared<TextureFont>& shrTexFont = pxyTexFont->getShared<TextureFont>();
+		    TextureFont* tf = pxyTexFont->getObject<TextureFont>();
 		    int lineheight = luax_checkinteger(L, 3);
 		    int spacing = luax_optnumber(L, 4, 0);
 		    Page* page = nullptr;
@@ -39,15 +41,10 @@ namespace JinEngine
 			    Text* text = p2->getObject<Text>();
 			    page = tf->typeset(*text, lineheight, spacing);
 		    }
-		    Proxy* proxy = luax_newinstance(L, JIN_GRAPHICS_PAGE);
-		    Shared<Page>* refPage = new Shared<Page>(page, JIN_GRAPHICS_PAGE);
-		    {
-			    /* retain related ttf */
-			    Shared<TextureFont>& refTF = p->getShared<TextureFont>();
-			    refTF.retain();
-			    refPage->setUserdata(&refTF);
-		    }
-		    proxy->bind(refPage);
+		    Proxy* pxyPage = luax_newinstance(L, JIN_GRAPHICS_PAGE);
+		    Shared<Page>* shrPage = new Shared<Page>(page, JIN_GRAPHICS_PAGE);
+            shrPage->setDependency(DEP_TEXTURE_FONT, &shrTexFont);
+            pxyPage->bind(shrPage);
 		    return 1;
 	    }
 
diff --git a/src/lua/modules/graphics/je_lua_ttf.cpp b/src/lua/modules/graphics/je_lua_ttf.cpp
index 31af310..6cade75 100644
--- a/src/lua/modules/graphics/je_lua_ttf.cpp
+++ b/src/lua/modules/graphics/je_lua_ttf.cpp
@@ -2,7 +2,7 @@
 #include "lua/modules/types.h"
 #include "lua/common/je_lua_common.h"
 #include "libjin/jin.h"
-#include "je_lua_ttf.h"
+#include "je_lua_page.h"
 
 using namespace JinEngine::Graphics;
 using namespace JinEngine::Graphics::Fonts;
@@ -12,37 +12,9 @@ namespace JinEngine
     namespace Lua
     {
 
-        //////////////////////////////////////////////////////////////////////////////////////////////////////////
-        // TTFData
-        //////////////////////////////////////////////////////////////////////////////////////////////////////////
-
-        TTF* TTFData::createTTF(unsigned fontSize)
-        {
-            TTF* ttf;
-            try
-            {
-                ttf = new TTF(this, fontSize);
-            }
-            catch (...)
-            {
-                return nullptr;
-            }
-            return ttf;
-        }
-
-        //////////////////////////////////////////////////////////////////////////////////////////////////////////
-        // TTF
-        //////////////////////////////////////////////////////////////////////////////////////////////////////////
-
         LUA_IMPLEMENT int l_gc(lua_State* L)
         {
             Proxy* proxy = (Proxy*)luax_checktype(L, 1, JIN_GRAPHICS_TTF);
-		    {
-			    /* release ttf data */
-			    Shared<TTF>* ttf = &proxy->getShared<TTF>();
-			    SharedBase* data = (SharedBase*)ttf->getUserdata();
-			    data->release();
-		    }
             proxy->release();
             return 0; 
         }
@@ -50,8 +22,9 @@ namespace JinEngine
 	    /* typeset(Text | string, lineheight, spacing) */
         LUA_IMPLEMENT int l_typeset(lua_State* L)
         {
-            Proxy* p = (Proxy*)luax_checktype(L, 1, JIN_GRAPHICS_TTF);
-		    TTF* ttf = p->getObject<TTF>();
+            Proxy* pxyTTF = (Proxy*)luax_checktype(L, 1, JIN_GRAPHICS_TTF);
+            Shared<TTF>& shrTTF = pxyTTF->getShared<TTF>();
+		    TTF* ttf = pxyTTF->getObject<TTF>();
             int lineheight = luax_optnumber(L, 3, ttf->getFontSize());
             int spacing = luax_optnumber(L, 4, 0);
 		    Page* page = nullptr;
@@ -64,19 +37,14 @@ namespace JinEngine
 		    }
 		    else if (luax_istype(L, 2, JIN_GRAPHICS_TEXT))
 		    {
-			    Proxy* p2 = (Proxy*)luax_checktype(L, 2, JIN_GRAPHICS_TEXT);
-			    Text* text = p2->getObject<Text>();
+			    Proxy* pxyText = (Proxy*)luax_checktype(L, 2, JIN_GRAPHICS_TEXT);
+			    Text* text = pxyText->getObject<Text>();
 			    page = ttf->typeset(*text, lineheight, spacing);
 		    }
-            Proxy* proxy = luax_newinstance(L, JIN_GRAPHICS_PAGE);
+            Proxy* pxyPage = luax_newinstance(L, JIN_GRAPHICS_PAGE);
 		    Shared<Page>* refPage = new Shared<Page>(page, JIN_GRAPHICS_PAGE);
-		    {
-			    /* retain related ttf */
-			    Shared<TTF>& refTTF = p->getShared<TTF>();
-			    refTTF.retain();
-			    refPage->setUserdata(&refTTF);
-		    }
-		    proxy->bind(refPage);
+            refPage->setDependency(DEP_TTF, &shrTTF);
+            pxyPage->bind(refPage);
             return 1;
         }
 
diff --git a/src/lua/modules/graphics/je_lua_ttf.h b/src/lua/modules/graphics/je_lua_ttf.h
deleted file mode 100644
index 7673d67..0000000
--- a/src/lua/modules/graphics/je_lua_ttf.h
+++ /dev/null
@@ -1,39 +0,0 @@
-#ifndef __JE_LUA_TTF_H__
-#define __JE_LUA_TTF_H__
-
-#include "../../common/je_lua_shared.hpp"
-
-#include "libjin/jin.h"
-
-namespace JinEngine
-{
-    namespace Lua
-    {
-
-        class TTFData
-            : public Graphics::Fonts::TTFData
-        {
-        public:
-            TTF * createTTF(unsigned fontSize);
-
-        private: 
-            using Parent = Graphics::Fonts::TTFData;
-
-        };
-
-        class TTF
-            : public Graphics::Fonts::TTF
-        {
-        public:
-
-        private:
-            using Parent = Graphics::Fonts::TTF;
-
-            Shared<Graphics::Fonts::TTFData>* ttfDataShared;
-
-        };
-
-    }
-}
-
-#endif
\ No newline at end of file
diff --git a/src/lua/modules/graphics/je_lua_ttf_data.cpp b/src/lua/modules/graphics/je_lua_ttf_data.cpp
index cc91d60..4df2f6e 100644
--- a/src/lua/modules/graphics/je_lua_ttf_data.cpp
+++ b/src/lua/modules/graphics/je_lua_ttf_data.cpp
@@ -11,21 +11,22 @@ namespace JinEngine
     namespace Lua
     {
 
+        enum TTFDependency
+        {
+            DEP_TTFDATA = 1,
+        };
+
         LUA_IMPLEMENT int l_newTTF(lua_State* L)
         {
-            Proxy* p = (Proxy*)luax_checktype(L, 1, JIN_GRAPHICS_TTFDATA);
+            Proxy* pxyTTFData = (Proxy*)luax_checktype(L, 1, JIN_GRAPHICS_TTFDATA);
             int fontsize = luax_checkinteger(L, 2);
-            Shared<TTFData>& refFontData = p->getShared<TTFData>();
-		    TTFData* fontData = refFontData.getObject();
-            Proxy* proxy = luax_newinstance(L, JIN_GRAPHICS_TTF);
+            Shared<TTFData>& shrFontData = pxyTTFData->getShared<TTFData>();
+		    TTFData* fontData = shrFontData.getObject();
+            Proxy* pxyTTF = luax_newinstance(L, JIN_GRAPHICS_TTF);
 		    TTF* font = fontData->createTTF(fontsize);
-		    Shared<TTF>* refTTF = new Shared<TTF>(font, JIN_GRAPHICS_TTF);
-		    {
-			    Shared<TTFData>& refTTFData = p->getShared<TTFData>();
-			    refTTFData.retain();
-			    refTTF->setUserdata(&refTTFData);
-		    }
-            proxy->bind(refTTF);
+		    Shared<TTF>* shrTTF = new Shared<TTF>(font, JIN_GRAPHICS_TTF);
+            shrTTF->setDependency(DEP_TTFDATA, &shrFontData);
+            pxyTTF->bind(shrTTF);
             return 1;
         }