sg_node.h

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/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright (C) 2015-2017 Cirilo Bernardo <[email protected]>
 * Copyright (C) 2020 KiCad Developers, see AUTHORS.txt for contributors.
 *
 * 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, you may find one here:
 * http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
 * or you may search the http://www.gnu.org website for the version 2 license,
 * or you may write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
 */
 
#ifndef SG_NODE_H
#define SG_NODE_H
 
#include <iostream>
#include <string>
#include <list>
#include <vector>
#include <map>
#include <glm/glm.hpp>
 
#include "plugins/3dapi/c3dmodel.h"
#include "plugins/3dapi/sg_base.h"
#include "plugins/3dapi/sg_types.h"
 
class SGNODE;
class SGAPPEARANCE;
 
namespace S3D
{
 char const* GetNodeTypeName( S3D::SGTYPES aType ) noexcept;
 
 struct MATLIST
 {
 std::vector< SGAPPEARANCE const* > matorder; // materials in order of addition
 std::map< SGAPPEARANCE const*, int > matmap; // mapping from material to index
 };
 
 bool GetMatIndex( MATLIST& aList, SGNODE* aNode, int& aIndex );
 
 void INIT_SMATERIAL( SMATERIAL& aMaterial );
 void INIT_SMESH( SMESH& aMesh ) noexcept;
 void INIT_S3DMODEL( S3DMODEL& aModel ) noexcept;
 
 void FREE_SMESH( SMESH& aMesh) noexcept;
 void FREE_S3DMODEL( S3DMODEL& aModel );
}
 
 
class SGNODE
{
public:
 SGNODE( SGNODE* aParent );
 virtual ~SGNODE();
 
 S3D::SGTYPES GetNodeType( void ) const noexcept;
 
 SGNODE* GetParent( void ) const noexcept;
 
 virtual bool SetParent( SGNODE* aParent, bool notify = true ) = 0;
 
 bool SwapParent( SGNODE* aNewParent );
 
 const char* GetName( void );
 void SetName(const char *aName);
 
 const char * GetNodeTypeName( S3D::SGTYPES aNodeType ) const noexcept;
 
 virtual SGNODE* FindNode( const char *aNodeName, const SGNODE *aCaller ) = 0;
 
 virtual bool AddRefNode( SGNODE* aNode ) = 0;
 
 virtual bool AddChildNode( SGNODE* aNode ) = 0;
 
 void AssociateWrapper( SGNODE** aWrapperRef ) noexcept;
 
 void DisassociateWrapper( SGNODE** aWrapperRef ) noexcept;
 
 void ResetNodeIndex( void ) noexcept;
 
 virtual void ReNameNodes( void ) = 0;
 
 virtual bool WriteVRML( std::ostream& aFile, bool aReuseFlag ) = 0;
 
 virtual bool WriteCache( std::ostream& aFile, SGNODE* parentNode ) = 0;
 
 virtual bool ReadCache( std::istream& aFile, SGNODE* parentNode ) = 0;
 
 virtual void unlinkChildNode( const SGNODE* aNode ) = 0;
 
 virtual void unlinkRefNode( const SGNODE* aNode ) = 0;
 
 void addNodeRef( SGNODE* aNode );
 
 void delNodeRef( const SGNODE* aNode );
 
 bool isWritten( void ) noexcept
 {
 return m_written;
 }
 
protected:
 std::list< SGNODE* > m_BackPointers; 
 SGNODE* m_Parent; 
 S3D::SGTYPES m_SGtype; 
 std::string m_Name; 
 bool m_written; 
 
private:
 SGNODE** m_Association; 
};
 
#endif // SG_NODE_H