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/*
* 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 3 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, see <http://www.gnu.org/licenses/>.
*/
#if !defined OverlayDocumentParser_h
#define OverlayDocumentParser_h
#include "Object.h"
#include "Document.h"
#include "Page.h"
#include "Parser.h"
#include <map>
#include <iostream>
namespace merge_lib
{
class Document;
//This class parsed the pdf document and creates
//an Document object
class OverlayDocumentParser: private Parser
{
public:
OverlayDocumentParser(): Parser(), _fileName() {};
Document * parseDocument(const char * fileName);
protected:
unsigned int _readTrailerAndReturnRoot();
private:
//methods
void _getFileContent(const char * fileName){};
void _readXRefAndCreateObjects();
void _readXref(std::map<unsigned int, unsigned long> & objectsAndSizes);
void _getPartOfFileContent(long startOfPart, unsigned int length);
unsigned int _getStartOfXrefWithRoot();
//constants
static int DOC_PART_WITH_START_OF_XREF;
//members
std::string _fileName;
};
}
#endif