XTBImageComplexIterator.cpp

//
//  XTBImageComplexIterator.cpp
//  XTBook
//
//  Created by Kawada Tomoaki on 8/1/11.
//  Copyright 2011 Nexhawks. All rights reserved.
//

#include "XTBImageComplexIterator.h"
#include "XTBImageComplexDictionary.h"
#include "XTBIndexDBReader.h"
#include <tcw/twStrConv.h>

XTBImageComplexIterator::XTBImageComplexIterator(const XTBImageComplexDictionary *dictionary,
											 XTBIndexDBReader *index,
											 unsigned int lowerBound,
											 unsigned int upperBound):
m_lowerBound(lowerBound),
m_upperBound(upperBound),
m_dictionary(dictionary),
m_isCurrentResultValid(false),
m_pos(m_lowerBound),
m_index(index){}

XTBImageComplexIterator::~XTBImageComplexIterator(){
	
}

int XTBImageComplexIterator::resultCount() const{
	return m_upperBound-m_lowerBound;
}

XTBDictionaryResult XTBImageComplexIterator::currentResult() const{
	if(!m_isCurrentResultValid){
		XTBIndexDBEntry entry=m_index->entryAtIndex(m_pos);
		m_currentResult.key=twM2W(entry.key);
		m_currentResult.title=twM2W(entry.title);
		m_currentResult.dictionary=m_dictionary;
		m_isCurrentResultValid=true;
	}
	return m_currentResult;
}

void XTBImageComplexIterator::next(){
	m_pos++;
	m_isCurrentResultValid=false;
}

bool XTBImageComplexIterator::isEOF(){
	return m_pos>=m_upperBound;
}