kicad/include/gal/opengl/vertex_item.h

106 lines
2.7 KiB
C++

/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2013 CERN
* Copyright (C) 2020 KiCad Developers, see AUTHORS.txt for contributors.
*
* @author Maciej Suminski <maciej.suminski@cern.ch>
*
* 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
*/
/**
* @file vertex_item.h
* Class to handle an item held in a container.
*/
#ifndef VERTEX_ITEM_H_
#define VERTEX_ITEM_H_
#include <gal/opengl/vertex_common.h>
#include <gal/color4d.h>
#include <cstddef>
namespace KIGFX
{
class VERTEX_MANAGER;
class VERTEX_ITEM
{
public:
friend class CACHED_CONTAINER;
friend class CACHED_CONTAINER_GPU;
friend class VERTEX_MANAGER;
explicit VERTEX_ITEM( const VERTEX_MANAGER& aManager );
virtual ~VERTEX_ITEM();
/**
* Return information about number of vertices stored.
*
* @return Number of vertices.
*/
inline unsigned int GetSize() const
{
return m_size;
}
/**
* Return data offset in the container.
*
* @return Data offset expressed as a number of vertices.
*/
inline unsigned int GetOffset() const
{
return m_offset;
}
/**
* Return pointer to the data used by the VERTEX_ITEM.
*/
VERTEX* GetVertices() const;
private:
/**
* Set data offset in the container.
*
* @param aOffset is the offset expressed as a number of vertices.
*/
inline void setOffset( unsigned int aOffset )
{
m_offset = aOffset;
}
/**
* Set data size in the container.
*
* @param aSize is the size expressed as a number of vertices.
*/
inline void setSize( unsigned int aSize )
{
m_size = aSize;
}
const VERTEX_MANAGER& m_manager;
unsigned int m_offset;
unsigned int m_size;
};
} // namespace KIGFX
#endif /* VERTEX_ITEM_H_ */