kicad/common/base_screen.cpp

133 lines
3.7 KiB
C++

/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2012 Jean-Pierre Charras, jean-pierre.charras@ujf-grenoble.fr
* Copyright (C) 2012 SoftPLC Corporation, Dick Hollenbeck <dick@softplc.com>
* Copyright (C) 2012 Wayne Stambaugh <stambaughw@gmail.com>
* Copyright (C) 1992-2020 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
*/
#include <base_screen.h>
#include <base_struct.h>
#include <fctsys.h>
#include <trace_helpers.h>
wxString BASE_SCREEN::m_PageLayoutDescrFileName; // the name of the page layout descr file.
BASE_SCREEN::BASE_SCREEN( EDA_ITEM* aParent, KICAD_T aType ) :
EDA_ITEM( aParent, aType )
{
m_UndoRedoCountMax = DEFAULT_MAX_UNDO_ITEMS;
m_Initialized = false;
m_ScreenNumber = 1;
m_NumberOfScreens = 1; // Hierarchy: Root: ScreenNumber = 1
m_Center = true;
m_FlagModified = false; // Set when any change is made on board.
m_FlagSave = false; // Used in auto save set when an auto save is required.
}
void BASE_SCREEN::InitDataPoints( const wxSize& aPageSizeIU )
{
if( m_Center )
{
m_crossHairPosition.x = 0;
m_crossHairPosition.y = 0;
m_DrawOrg.x = -aPageSizeIU.x / 2;
m_DrawOrg.y = -aPageSizeIU.y / 2;
}
else
{
m_crossHairPosition.x = aPageSizeIU.x / 2;
m_crossHairPosition.y = aPageSizeIU.y / 2;
m_DrawOrg.x = 0;
m_DrawOrg.y = 0;
}
m_LocalOrigin = { 0, 0 };
}
void BASE_SCREEN::ClearUndoRedoList()
{
ClearUndoORRedoList( m_UndoList );
ClearUndoORRedoList( m_RedoList );
}
void BASE_SCREEN::PushCommandToUndoList( PICKED_ITEMS_LIST* aNewitem )
{
m_UndoList.PushCommand( aNewitem );
// Delete the extra items, if count max reached
if( m_UndoRedoCountMax > 0 )
{
int extraitems = GetUndoCommandCount() - m_UndoRedoCountMax;
if( extraitems > 0 )
ClearUndoORRedoList( m_UndoList, extraitems );
}
}
void BASE_SCREEN::PushCommandToRedoList( PICKED_ITEMS_LIST* aNewitem )
{
m_RedoList.PushCommand( aNewitem );
// Delete the extra items, if count max reached
if( m_UndoRedoCountMax > 0 )
{
int extraitems = GetRedoCommandCount() - m_UndoRedoCountMax;
if( extraitems > 0 )
ClearUndoORRedoList( m_RedoList, extraitems );
}
}
PICKED_ITEMS_LIST* BASE_SCREEN::PopCommandFromUndoList( )
{
return m_UndoList.PopCommand();
}
PICKED_ITEMS_LIST* BASE_SCREEN::PopCommandFromRedoList( )
{
return m_RedoList.PopCommand();
}
#if defined(DEBUG)
void BASE_SCREEN::Show( int nestLevel, std::ostream& os ) const
{
// for now, make it look like XML, expand on this later.
NestedSpace( nestLevel, os ) << '<' << GetClass().Lower().mb_str() << ">\n";
NestedSpace( nestLevel, os ) << "</" << GetClass().Lower().mb_str() << ">\n";
}
#endif