336 lines
7.1 KiB
C++
336 lines
7.1 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) 2018 jp.charras at wanadoo.fr
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* Copyright (C) 2011 Wayne Stambaugh <stambaughw@verizon.net>
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* Copyright (C) 2018 KiCad Developers, see AUTHORS.txt for contributors.
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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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#include <fctsys.h>
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#include <base_struct.h>
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#include <undo_redo_container.h>
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/*
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ITEM_PICKER::ITEM_PICKER( EDA_ITEM* aItem, UNDO_REDO_T aUndoRedoStatus )
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{
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m_undoRedoStatus = aUndoRedoStatus;
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SetItem( aItem );
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m_pickerFlags = 0;
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m_link = nullptr;
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m_screen = nullptr;
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}
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*/
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ITEM_PICKER::ITEM_PICKER()
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{
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m_undoRedoStatus = UR_UNSPECIFIED;
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SetItem( nullptr );
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m_pickerFlags = 0;
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m_link = NULL;
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m_screen = nullptr;
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}
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ITEM_PICKER::ITEM_PICKER( BASE_SCREEN* aScreen, EDA_ITEM* aItem, UNDO_REDO_T aUndoRedoStatus )
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{
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m_undoRedoStatus = aUndoRedoStatus;
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SetItem( aItem );
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m_pickerFlags = 0;
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m_link = NULL;
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m_screen = aScreen;
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}
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PICKED_ITEMS_LIST::PICKED_ITEMS_LIST()
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{
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m_Status = UR_UNSPECIFIED;
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}
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PICKED_ITEMS_LIST::~PICKED_ITEMS_LIST()
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{
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}
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void PICKED_ITEMS_LIST::PushItem( const ITEM_PICKER& aItem )
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{
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m_ItemsList.push_back( aItem );
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}
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ITEM_PICKER PICKED_ITEMS_LIST::PopItem()
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{
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ITEM_PICKER item;
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if( m_ItemsList.size() != 0 )
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{
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item = m_ItemsList.back();
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m_ItemsList.pop_back();
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}
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return item;
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}
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bool PICKED_ITEMS_LIST::ContainsItem( const EDA_ITEM* aItem ) const
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{
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for( size_t i = 0; i < m_ItemsList.size(); i++ )
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{
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if( m_ItemsList[ i ].GetItem() == aItem )
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return true;
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}
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return false;
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}
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int PICKED_ITEMS_LIST::FindItem( const EDA_ITEM* aItem ) const
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{
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for( size_t i = 0; i < m_ItemsList.size(); i++ )
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{
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if( m_ItemsList[i].GetItem() == aItem )
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return i;
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}
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return -1;
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}
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void PICKED_ITEMS_LIST::ClearItemsList()
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{
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m_ItemsList.clear();
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}
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void PICKED_ITEMS_LIST::ClearListAndDeleteItems()
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{
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// Delete items is they are not flagged UR_NEW, or if this is a block operation
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while( GetCount() > 0 )
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{
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ITEM_PICKER wrapper = PopItem();
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if( wrapper.GetItem() == NULL ) // No more item in list.
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break;
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// The Link is an undo construct; it is always owned by the undo/redo container
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if( wrapper.GetLink() )
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delete wrapper.GetLink();
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if( wrapper.GetFlags() & UR_TRANSIENT )
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{
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delete wrapper.GetItem();
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}
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else if( wrapper.GetStatus() == UR_DELETED )
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{
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// This should really be replaced with UR_TRANSIENT, but currently many clients
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// (eeschema in particular) abuse this to achieve non-undo-related deletions.
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delete wrapper.GetItem();
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}
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}
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}
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ITEM_PICKER PICKED_ITEMS_LIST::GetItemWrapper( unsigned int aIdx ) const
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{
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ITEM_PICKER picker;
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if( aIdx < m_ItemsList.size() )
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picker = m_ItemsList[aIdx];
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return picker;
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}
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EDA_ITEM* PICKED_ITEMS_LIST::GetPickedItem( unsigned int aIdx ) const
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{
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if( aIdx < m_ItemsList.size() )
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return m_ItemsList[aIdx].GetItem();
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return NULL;
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}
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BASE_SCREEN* PICKED_ITEMS_LIST::GetScreenForItem( unsigned int aIdx ) const
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{
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if( aIdx < m_ItemsList.size() )
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return m_ItemsList[aIdx].GetScreen();
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return NULL;
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}
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EDA_ITEM* PICKED_ITEMS_LIST::GetPickedItemLink( unsigned int aIdx ) const
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{
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if( aIdx < m_ItemsList.size() )
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return m_ItemsList[aIdx].GetLink();
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return NULL;
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}
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UNDO_REDO_T PICKED_ITEMS_LIST::GetPickedItemStatus( unsigned int aIdx ) const
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{
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if( aIdx < m_ItemsList.size() )
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return m_ItemsList[aIdx].GetStatus();
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return UR_UNSPECIFIED;
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}
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STATUS_FLAGS PICKED_ITEMS_LIST::GetPickerFlags( unsigned aIdx ) const
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{
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if( aIdx < m_ItemsList.size() )
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return m_ItemsList[aIdx].GetFlags();
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return 0;
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}
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bool PICKED_ITEMS_LIST::SetPickedItem( EDA_ITEM* aItem, unsigned aIdx )
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{
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if( aIdx < m_ItemsList.size() )
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{
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m_ItemsList[aIdx].SetItem( aItem );
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return true;
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}
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return false;
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}
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bool PICKED_ITEMS_LIST::SetPickedItemLink( EDA_ITEM* aLink, unsigned aIdx )
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{
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if( aIdx < m_ItemsList.size() )
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{
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m_ItemsList[aIdx].SetLink( aLink );
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return true;
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}
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return false;
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}
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bool PICKED_ITEMS_LIST::SetPickedItem( EDA_ITEM* aItem, UNDO_REDO_T aStatus, unsigned aIdx )
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{
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if( aIdx < m_ItemsList.size() )
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{
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m_ItemsList[aIdx].SetItem( aItem );
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m_ItemsList[aIdx].SetStatus( aStatus );
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return true;
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}
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return false;
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}
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bool PICKED_ITEMS_LIST::SetPickedItemStatus( UNDO_REDO_T aStatus, unsigned aIdx )
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{
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if( aIdx < m_ItemsList.size() )
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{
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m_ItemsList[aIdx].SetStatus( aStatus );
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return true;
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}
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return false;
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}
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bool PICKED_ITEMS_LIST::SetPickerFlags( STATUS_FLAGS aFlags, unsigned aIdx )
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{
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if( aIdx < m_ItemsList.size() )
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{
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m_ItemsList[aIdx].SetFlags( aFlags );
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return true;
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}
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return false;
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}
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bool PICKED_ITEMS_LIST::RemovePicker( unsigned aIdx )
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{
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if( aIdx >= m_ItemsList.size() )
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return false;
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m_ItemsList.erase( m_ItemsList.begin() + aIdx );
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return true;
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}
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void PICKED_ITEMS_LIST::CopyList( const PICKED_ITEMS_LIST& aSource )
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{
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m_ItemsList = aSource.m_ItemsList; // Vector's copy
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}
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void PICKED_ITEMS_LIST::ReversePickersListOrder()
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{
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std::vector <ITEM_PICKER> tmp;
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while( !m_ItemsList.empty() )
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{
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tmp.push_back( m_ItemsList.back() );
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m_ItemsList.pop_back();
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}
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m_ItemsList.swap( tmp );
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}
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/**********************************************/
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/********** UNDO_REDO_CONTAINER ***************/
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/**********************************************/
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UNDO_REDO_CONTAINER::UNDO_REDO_CONTAINER()
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{
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}
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UNDO_REDO_CONTAINER::~UNDO_REDO_CONTAINER()
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{
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ClearCommandList();
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}
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void UNDO_REDO_CONTAINER::ClearCommandList()
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{
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for( unsigned ii = 0; ii < m_CommandsList.size(); ii++ )
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delete m_CommandsList[ii];
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m_CommandsList.clear();
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}
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void UNDO_REDO_CONTAINER::PushCommand( PICKED_ITEMS_LIST* aItem )
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{
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m_CommandsList.push_back( aItem );
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}
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PICKED_ITEMS_LIST* UNDO_REDO_CONTAINER::PopCommand()
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{
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if( m_CommandsList.size() != 0 )
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{
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PICKED_ITEMS_LIST* item = m_CommandsList.back();
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m_CommandsList.pop_back();
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return item;
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}
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return NULL;
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}
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