#ifndef I_DATA_BUFFER_H__
#define I_DATA_BUFFER_H__

#include "IDataStream.h"
#include "IResource.h"
namespace LifeGraphics
{
	enum IBufferLockFlags
	{
		LF_None = 0,
		LF_DoNotCopyData = 1,
		LF_ReadOnly = 16,
		LF_NoSystemLock = 2048,
		LF_NoOverwrite = 4096,
		LF_Discard = 8192,
		LF_DoNotWait = 16384,
		LF_NoDirtyUpdate = 32768,
	};

	class IDataBuffer : public IResource
	{
	public:
		virtual ~IDataBuffer(){}
		virtual LifeCore::IDataStream* Map(int offset, int flags) = 0;
		virtual void Unmap() = 0;
		int length;
	};
}

#endif