vetBuffer.h

#ifndef __VETLIB_VETBUFFER_H__
 #define __VETLIB_VETBUFFER_H__

 #include "vetDefs.h"


template<class T>
class vetBuffer
 {
        protected:


                long v_fcount;


                bool copyData;

        public:


                vetBuffer()  { }


                virtual ~vetBuffer() { }



                void setDoDataCopy(bool value = true)
                 {
                        copyData = value;
                 };

                bool isDataCopyEnabled() const { return copyData; };


                virtual VETRESULT reset() = 0;


                virtual VETRESULT deleteFrames() = 0;




                virtual VETRESULT addFrame(T* newFrame) = 0;

                virtual VETRESULT insertFrame(long index, T* newFrame) = 0;

                virtual VETRESULT updateFrame(long index, T* newFrame, bool removeold) = 0;




                virtual VETRESULT removeFrame(long index, bool freeData = false) = 0;

                virtual VETRESULT removeFrame(T* frameToDelete, bool freeData = false) = 0;




                long getFramesCount() const { return v_fcount; };

                virtual long getCurrentFrameIndex() const = 0;

                virtual T* getFrame(long index) = 0;

                virtual VETRESULT goToNextFrame() = 0;

                virtual VETRESULT goToPreviousFrame() = 0;

                virtual VETRESULT goToFirstFrame() = 0;

                virtual VETRESULT goToLastFrame() = 0;

                virtual VETRESULT goToFrame(long index) = 0;

                virtual VETRESULT goToStepFrame(long offset) = 0;


                virtual T* getLastFrame() = 0;

                virtual T* getFirstFrame() = 0;

                virtual T* getNextFrame() = 0;

                virtual T* getPreviousFrame() = 0;

                virtual T* getCurrentFrame() = 0;

                enum{ vetClassType = VETCLASS_TYPE_BUFFER };

 };


#endif //__VETLIB_VETBUFFER_H__

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