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// This file is part of ff3d - http://www.freefem.org/ff3d
// Copyright (C) 2001, 2002, 2003 Stphane Del Pino
// 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, 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.
// $Id: SceneExpression.hpp,v 1.4 2007/02/08 23:19:38 delpinux Exp $
#ifndef SCENE_EXPRESSION_HPP
#define SCENE_EXPRESSION_HPP
#include <Expression.hpp>
#include <StringExpression.hpp>
#include <Variable.hpp>
/*!
\class SceneExpression
This class defines the base class of Scene expressions.
\author Stephane Del Pino
*/
class Scene;
class SceneExpression
: public Expression
{
protected:
ReferenceCounting<Scene> __scene;
public:
enum SceneType {
undefined,
povray,
transform,
variable
};
private:
SceneExpression::SceneType __sceneType;
public:
ReferenceCounting<Scene> scene() const;
const SceneExpression::SceneType& sceneType() const
{
return __sceneType;
}
SceneExpression(const SceneExpression& e);
SceneExpression(ReferenceCounting<Scene> m,
const SceneExpression::SceneType& t);
virtual ~SceneExpression();
};
/*!
\class SceneExpressionPOVRay
This class defines the class of povray Scene expressions.
\author Stephane Del Pino
*/
class SceneExpressionPOVRay
: public SceneExpression
{
private:
ReferenceCounting<StringExpression> __filename;
std::ostream& put(std::ostream& os) const;
public:
void execute();
SceneExpressionPOVRay(ReferenceCounting<StringExpression> s);
SceneExpressionPOVRay(const SceneExpressionPOVRay& m);
~SceneExpressionPOVRay();
};
class SceneExpressionVariable
: public SceneExpression
{
private:
const std::string __sceneName;
ReferenceCounting<SceneVariable> __sceneVariable;
std::ostream& put(std::ostream& os) const
{
os << __sceneVariable->name() << ": " << (*__sceneVariable->expression());
return os;
}
public:
void execute();
SceneExpressionVariable(const std::string& sceneName);
SceneExpressionVariable(const SceneExpressionVariable& e);
~SceneExpressionVariable();
};
class FieldExpression;
class SceneExpressionTransform
: public SceneExpression
{
private:
ReferenceCounting<SceneExpression> __sceneExpression;
ReferenceCounting<FieldExpression> __fieldExpression;
std::ostream& put(std::ostream& os) const;
public:
void execute();
SceneExpressionTransform(const SceneExpressionTransform& s);
SceneExpressionTransform(ReferenceCounting<SceneExpression> sceneExpression,
ReferenceCounting<FieldExpression> fieldExpression);
~SceneExpressionTransform();
};
class SceneExpressionUndefined
: public SceneExpression
{
private:
std::ostream& put(std::ostream& os) const
{
os << "undefined scene";
return os;
}
public:
void execute()
{
;
}
SceneExpressionUndefined();
SceneExpressionUndefined(const SceneExpressionUndefined& m);
~SceneExpressionUndefined();
};
#endif // SCENE_EXPRESSION_HPP
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