YiStreamer.h

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// © You i Labs Inc. 2000-2017. All rights reserved.
#ifndef _YI_DEPRECATED_STREAMER_H_
#define _YI_DEPRECATED_STREAMER_H_

#include "deprecated/YiStreamedItem.h"
#include "framework/YiPredef.h"

#include <memory>

namespace yi
{

namespace deprecated
{

class CYIStreamerPriv;

class CYIStreamer
{
public:

    CYIStreamer();
    virtual ~CYIStreamer();

    void AddItem(std::unique_ptr<CYIStreamedItem> pItem);

    int32_t InsertItem(std::unique_ptr<CYIStreamedItem> pItem, int32_t nPosition);

    void RemoveItem(int32_t nPosition);

    void DeleteItem(int32_t nPosition);

    void Empty(bool bDeleteItemsLater = false);

    CYIStreamedItem *GetItem(int32_t nPosition);

    CYIStreamedItem *GetFirst();

    CYIStreamedItem *GetLast();
    
    int32_t Count();

    void SetRangeWidth(float fRange);

    float GetRangeWidth() const;

    void SetMaxStreamedItems(uint32_t uMaxItemCount);

    uint32_t GetMaxStreamedItems() const;

    virtual void CenterAt(float fPosition);

protected:
    CYIStreamerPriv *m_pPriv;

private:
    CYIStreamer(const CYIStreamer &);
    CYIStreamer &operator =(const CYIStreamer &);
};

} // namespace deprecated

} // namespace yi

#endif // _YI_DEPRECATED_STREAMER_H_