49 lines
1.6 KiB
C++
49 lines
1.6 KiB
C++
/* Copyright (C) 2004 J.F.Dockes
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 2 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the
|
|
* Free Software Foundation, Inc.,
|
|
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
|
|
*/
|
|
#ifndef _SORTSEQ_H_INCLUDED_
|
|
#define _SORTSEQ_H_INCLUDED_
|
|
#include "autoconfig.h"
|
|
|
|
#include <vector>
|
|
#include <string>
|
|
#include <memory>
|
|
|
|
#include "docseq.h"
|
|
|
|
/**
|
|
* A sorted sequence is created from the first N documents of another one,
|
|
* and sorts them according to the given criteria.
|
|
*/
|
|
class DocSeqSorted : public DocSeqModifier {
|
|
public:
|
|
DocSeqSorted(std::shared_ptr<DocSequence> iseq, DocSeqSortSpec &sortspec)
|
|
: DocSeqModifier(iseq)
|
|
{
|
|
setSortSpec(sortspec);
|
|
}
|
|
virtual ~DocSeqSorted() {}
|
|
virtual bool canSort() {return true;}
|
|
virtual bool setSortSpec(const DocSeqSortSpec &sortspec);
|
|
virtual bool getDoc(int num, Rcl::Doc &doc, string *sh = 0);
|
|
virtual int getResCnt() {return int(m_docsp.size());}
|
|
private:
|
|
DocSeqSortSpec m_spec;
|
|
std::vector<Rcl::Doc> m_docs;
|
|
std::vector<Rcl::Doc *> m_docsp;
|
|
};
|
|
|
|
#endif /* _SORTSEQ_H_INCLUDED_ */
|