--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Renderer/Engine/ViewerDevice.h	Sat Dec 19 20:32:02 2009 +0900
@@ -0,0 +1,21 @@
+#ifndef INCLUDED_VIEWER_DEV
+#define INCLUDED_VIEWER_DEV
+
+#include "TaskManager.h"
+#include "SDL.h"
+
+class ViewerDevice {
+public:
+    ViewerDevice();    
+    virtual ~ViewerDevice();
+
+    ViewerDevice(TaskManager *m) {};
+
+    /* override function */
+    virtual Uint32 *video_init(TaskManager *manager, int bpp, int width, int height) = 0;
+    virtual void clean_pixels() = 0;
+    virtual void clear_screen() = 0;
+    virtual void free_device() = 0;    
+};
+
+#endif