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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 2
* 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, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#pragma once
/** \file
* \ingroup freestyle
* \brief Class to visit (without doing anything) a scene graph structure
*/
#include "../system/FreestyleConfig.h"
#ifdef WITH_CXX_GUARDEDALLOC
# include "MEM_guardedalloc.h"
#endif
namespace Freestyle {
#define VISIT_COMPLETE_DEF(type) \
virtual void visit##type(type &) \
{ \
} \
virtual void visit##type##Before(type &) \
{ \
} \
virtual void visit##type##After(type &) \
{ \
}
#define VISIT_DECL(type) virtual void visit##type(type &)
#define VISIT_COMPLETE_DECL(type) \
virtual void visit##type##Before(type &); \
virtual void visit##type(type &); \
virtual void visit##type##After(type &)
class Node;
class NodeShape;
class NodeGroup;
class NodeLight;
class NodeCamera;
class NodeDrawingStyle;
class NodeTransform;
class NodeViewLayer;
class Rep;
class LineRep;
class OrientedLineRep;
class TriangleRep;
class VertexRep;
class IndexedFaceSet;
class DrawingStyle;
class FrsMaterial;
class SceneVisitor {
public:
SceneVisitor()
{
}
virtual ~SceneVisitor()
{
}
virtual void beginScene()
{
}
virtual void endScene()
{
}
//
// visitClass methods
//
//////////////////////////////////////////////
VISIT_COMPLETE_DEF(Node)
VISIT_COMPLETE_DEF(NodeShape)
VISIT_COMPLETE_DEF(NodeGroup)
VISIT_COMPLETE_DEF(NodeLight)
VISIT_COMPLETE_DEF(NodeCamera)
VISIT_COMPLETE_DEF(NodeDrawingStyle)
VISIT_COMPLETE_DEF(NodeTransform)
VISIT_COMPLETE_DEF(NodeViewLayer)
VISIT_COMPLETE_DEF(Rep)
VISIT_COMPLETE_DEF(LineRep)
VISIT_COMPLETE_DEF(OrientedLineRep)
VISIT_COMPLETE_DEF(TriangleRep)
VISIT_COMPLETE_DEF(VertexRep)
VISIT_COMPLETE_DEF(IndexedFaceSet)
VISIT_COMPLETE_DEF(DrawingStyle)
VISIT_COMPLETE_DEF(FrsMaterial)
#ifdef WITH_CXX_GUARDEDALLOC
MEM_CXX_CLASS_ALLOC_FUNCS("Freestyle:SceneVisitor")
#endif
};
} /* namespace Freestyle */
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