t2 engine svn checkout

core/resizeStream.h

@@ -0,0 +1,49 @@
+//-----------------------------------------------------------------------------
+// V12 Engine
+// 
+// Copyright (c) 2001 GarageGames.Com
+// Portions Copyright (c) 2001 by Sierra Online, Inc.
+//-----------------------------------------------------------------------------
+
+#ifndef _RESIZESTREAM_H_
+#define _RESIZESTREAM_H_
+
+//Includes
+#ifndef _PLATFORM_H_
+#include "Platform/platform.h"
+#endif
+#ifndef _FILTERSTREAM_H_
+#include "Core/filterStream.h"
+#endif
+
+class ResizeFilterStream : public FilterStream
+{
+   typedef FilterStream Parent;
+
+   Stream* m_pStream;
+   U32     m_startOffset;
+   U32     m_streamLen;
+   U32     m_currOffset;
+
+  public:
+   ResizeFilterStream();
+   ~ResizeFilterStream();
+
+   bool    attachStream(Stream* io_pSlaveStream);
+   void    detachStream();
+   Stream* getStream();
+
+   bool setStreamOffset(const U32 in_startOffset,
+                        const U32 in_streamLen);
+
+   // Mandatory overrides.
+  protected:
+   bool _read(const U32 in_numBytes,  void* out_pBuffer);
+  public:
+   U32  getPosition() const;
+   bool setPosition(const U32 in_newPosition);
+
+   U32  getStreamSize();
+};
+
+#endif //_RESIZESTREAM_H_