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/*
* Copyright 2010,2011 Reality Jockey, Ltd.
* info@rjdj.me
* http://rjdj.me/
*
* This file is part of ZenGarden.
*
* ZenGarden is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* ZenGarden 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with ZenGarden. If not, see <http://www.gnu.org/licenses/>.
*
*/
#ifndef _PD_FILE_PARSER_H_
#define _PD_FILE_PARSER_H_
#include <string>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "StaticUtils.h"
class pd::Context;
class PdGraph;
using namespace std;
/**
* The class parses a Pd file and iterates through each message, returning <code>NULL</code> when
* no more are available. Messages are returned as strings (<code>char*</code>), which represent
* the entire logical message (though the original message may have been broken up over several
* lines in the file.
*/
class PdFileParser {
public:
PdFileParser(string directory, string fullname);
PdFileParser(string aString);
~PdFileParser();
PdGraph *execute(pd::Context *context);
private:
PdGraph *execute(PdMessage *initMsg, PdGraph *graph, pd::Context *context, bool isSubPatch);
/**
* Returns the next logical message in the file, or <code>NULL</code> if the end of the file
* has been reached.
*/
string nextMessage();
/**
* Reads the next line and puts the contents into the <code>line</code> buffer.
* A pointer to the <code>line</code> buffer is returned, or <code>NULL</code> if the end of the
* file has been reached.
*/
string nextLine();
string stringDesc; // entire string description of graph. Entire file.
size_t pos; // current position in the string
string line;
string message;
string rootPath;
string fileName; // the name of the file that is being parsed
bool isDone;
};
#endif // _PD_FILE_PARSER_H_