98 lines
3.3 KiB
C++
98 lines
3.3 KiB
C++
/*
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* This program source code file is part of KiCad, a free EDA CAD application.
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*
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* Copyright (C) 2015-2017 Cirilo Bernardo <cirilo.bernardo@gmail.com>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, you may find one here:
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* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
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* or you may search the http://www.gnu.org website for the version 2 license,
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* or you may write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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/**
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* @file sg_index.h
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* defines a generic Index interface for a scenegraph object
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*/
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#ifndef SG_INDEX_H
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#define SG_INDEX_H
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#include <vector>
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#include "3d_cache/sg/sg_node.h"
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class SGINDEX : public SGNODE
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{
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protected:
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bool writeCoordIndex( std::ostream& aFile );
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bool writeColorIndex( std::ostream& aFile );
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bool writeIndexList( std::ostream& aFile );
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public:
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// for internal SG consumption only
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std::vector< int > index;
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void unlinkChildNode( const SGNODE* aCaller ) noexcept override;
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void unlinkRefNode( const SGNODE* aCaller ) noexcept override;
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public:
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SGINDEX( SGNODE* aParent );
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virtual ~SGINDEX();
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virtual bool SetParent( SGNODE* aParent, bool notify = true ) override;
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SGNODE* FindNode(const char *aNodeName, const SGNODE *aCaller) noexcept override;
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bool AddRefNode( SGNODE* aNode ) noexcept override;
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bool AddChildNode( SGNODE* aNode ) noexcept override;
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/**
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* Function GetIndices
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* retrieves the number of indices and a pointer to
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* the list. Note: the returned pointer may be invalidated
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* by future operations on the SGNODE; the caller must make
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* immediate use of the data and must not rely on the pointer's
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* validity in the future.
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*
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* @param nIndices [out] will hold the number of indices in the list
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* @param aIndexList [out] will store a pointer to the data
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* @return true if there was available data (nIndices > 0) otherwise false
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*/
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bool GetIndices( size_t& nIndices, int*& aIndexList );
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/**
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* Function SetIndices
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* sets the number of indices and creates a copy of the given index data.
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*
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* @param nIndices [in] the number of indices to be stored
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* @param aIndexList [in] the index data
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*/
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void SetIndices( size_t nIndices, int* aIndexList );
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/**
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* Function AddIndex
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* adds a single index to the list
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*
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* @param aIndex is the index to add
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*/
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void AddIndex( int aIndex );
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void ReNameNodes( void ) override;
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bool WriteVRML( std::ostream& aFile, bool aReuseFlag ) override;
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bool WriteCache( std::ostream& aFile, SGNODE* parentNode ) override;
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bool ReadCache( std::istream& aFile, SGNODE* parentNode ) override;
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};
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#endif // SG_INDEX_H
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