hikyuu2/hikyuu_cpp/hikyuu/KDataImp.h

/*
 * KDataImp.h
 *
 *  Created on: 2013-2-4
 *      Author: fasiondog
 */

#pragma once
#ifndef KDATAIMP_H_
#define KDATAIMP_H_

#include "Stock.h"

namespace hku {

class HKU_API KDataImp {
public:
    KDataImp();
    KDataImp(const Stock& stock, const KQuery& query);
    virtual ~KDataImp();

    const KQuery& getQuery() const {
        return m_query;
    }

    const Stock& getStock() const {
        return m_stock;
    }

    const KRecord& getKRecord(size_t pos) const {
        return m_buffer[pos];
    }

    bool empty() const {
        return m_buffer.empty();
    }

    size_t size() {
        return m_buffer.size();
    }

    size_t startPos();
    size_t endPos();
    size_t lastPos();

    size_t getPos(const Datetime& datetime);

    const KRecord* data() const {
        return m_buffer.data();
    }

    DatetimeList getDatetimeList() const;

public:
    typedef KRecordList::iterator iterator;
    typedef KRecordList::const_iterator const_iterator;

    iterator begin() {
        return m_buffer.begin();
    }

    iterator end() {
        return m_buffer.end();
    }

    const_iterator cbegin() const {
        return m_buffer.cbegin();
    }

    const_iterator cend() const {
        return m_buffer.cend();
    }

private:
    void _getPosInStock();
    void _recoverForward();
    void _recoverBackward();
    void _recoverEqualForward();
    void _recoverEqualBackward();
    void _recoverForUpDay();

private:
    KRecordList m_buffer;
    KQuery m_query;
    Stock m_stock;
    size_t m_start;
    size_t m_end;
    bool m_have_pos_in_stock;
};

typedef shared_ptr<KDataImp> KDataImpPtr;

} /* namespace hku */
#endif /* KDATAIMP_H_ */