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/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2009-2014 Jean-Pierre Charras, jp.charras at wanadoo.fr
* Copyright (C) 1992-2014 KiCad Developers, see CHANGELOG.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_pcb_screen.h
*/
#ifndef CLASS_PCB_SCREEN_H_
#define CLASS_PCB_SCREEN_H_
#include <class_base_screen.h>
#include <class_board_item.h>
class UNDO_REDO_CONTAINER;
/* Handle info to display a board */
class PCB_SCREEN : public BASE_SCREEN
{
public:
LAYER_ID m_Active_Layer;
LAYER_ID m_Route_Layer_TOP;
LAYER_ID m_Route_Layer_BOTTOM;
public:
/**
* Constructor
* @param aPageSizeIU is the size of the initial paper page in internal units.
*/
PCB_SCREEN( const wxSize& aPageSizeIU );
~PCB_SCREEN();
PCB_SCREEN* Next() const { return static_cast<PCB_SCREEN*>( Pnext ); }
void SetNextZoom();
void SetPreviousZoom();
void SetLastZoom();
virtual int MilsToIuScalar();
/**
* Function GetCurItem
* returns the currently selected BOARD_ITEM, overriding
* BASE_SCREEN::GetCurItem().
* @return BOARD_ITEM* - the one selected, or NULL.
*/
BOARD_ITEM* GetCurItem() const
{
return (BOARD_ITEM*) BASE_SCREEN::GetCurItem();
}
/**
* Function SetCurItem
* sets the currently selected object, m_CurrentItem.
* @param aItem Any object derived from BOARD_ITEM
*/
void SetCurItem( BOARD_ITEM* aItem ) { BASE_SCREEN::SetCurItem( (EDA_ITEM*)aItem ); }
/* full undo redo management : */
// use BASE_SCREEN::ClearUndoRedoList()
// use BASE_SCREEN::PushCommandToUndoList( PICKED_ITEMS_LIST* aItem )
// use BASE_SCREEN::PushCommandToRedoList( PICKED_ITEMS_LIST* aItem )
/**
* Function ClearUndoORRedoList
* free the undo or redo list from List element
* Wrappers are deleted.
* datas pointed by wrappers are deleted if not in use in schematic
* i.e. when they are copy of a schematic item or they are no more in use
* (DELETED)
* @param aList = the UNDO_REDO_CONTAINER to clear
* @param aItemCount = the count of items to remove. < 0 for all items
* items are removed from the beginning of the list.
* So this function can be called to remove old commands
*/
void ClearUndoORRedoList( UNDO_REDO_CONTAINER& aList, int aItemCount = -1 );
};
#endif // CLASS_PCB_SCREEN_H_
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