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/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2012-2014 Jean-Pierre Charras jp.charras at wanadoo.fr
* Copyright (C) 1992-2014 KiCad Developers, see change_log.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
*/
/**
* @file class_gbr_screen.h
*/
#ifndef CLASS_GBR_SCREEN_H_
#define CLASS_GBR_SCREEN_H_
#include <base_units.h>
#include <class_base_screen.h>
#include <layers_id_colors_and_visibility.h>
#define ZOOM_FACTOR( x ) ( x * IU_PER_DECIMILS )
/* Handle info to display a board */
class GBR_SCREEN : public BASE_SCREEN
{
public:
LAYER_NUM m_Active_Layer;
/**
* Constructor
* @param aPageSizeIU is the size of the initial paper page in internal units.
*/
GBR_SCREEN( const wxSize& aPageSizeIU );
~GBR_SCREEN();
GBR_SCREEN* Next() const { return static_cast<GBR_SCREEN*>( Pnext ); }
// void SetNextZoom();
// void SetPreviousZoom();
// void SetLastZoom();
virtual int MilsToIuScalar();
/**
* Function ClearUndoORRedoList
* virtual pure in BASE_SCREEN, so it must be defined here
*/
void ClearUndoORRedoList( UNDO_REDO_CONTAINER& aList, int aItemCount = -1 );
};
#endif // CLASS_GBR_SCREEN_H_
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