celestia/src/celengine/particlesystemfile.h

54 lines
1.4 KiB
C++

// particlesystem.h
//
// Particle system file loader.
//
// Copyright (C) 2008, Chris Laurel <claurel@gmail.com>
//
// 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.
#ifndef _CELENGINE_PARTICLESYSTEMFILE_H_
#define _CELENGINE_PARTICLESYSTEMFILE_H_
#include <iostream>
#include <string>
#include <celutil/tokenizer.h>
#include "parser.h"
class ParticleSystem;
class VectorGenerator;
class ParticleEmitter;
class ParticleSystemLoader
{
public:
ParticleSystemLoader(std::istream&);
~ParticleSystemLoader() = default;
ParticleSystem* load();
VectorGenerator* parseGenerator(Hash* params);
ParticleEmitter* parseEmitter(Hash* params);
const std::string& getErrorMessage() const;
void setTexturePath(const std::string&);
const std::string& getTexturePath() const;
static ParticleSystemLoader* OpenParticleSystemFile(std::istream& in);
private:
virtual void raiseError(const std::string&);
private:
Tokenizer m_tokenizer;
Parser m_parser;
std::string m_errorMessage;
std::string m_texPath;
};
ParticleSystem* LoadParticleSystem(std::istream& in, const std::string& texPath);
#endif // _CELENGINE_PARTICLESYSTEMFILE_H_