kicad/pcbnew/class_board_connected_item.cpp

138 lines
3.9 KiB
C++

/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2015 Jean-Pierre Charras, jp.charras at wanadoo.fr
* Copyright (C) 2012 SoftPLC Corporation, Dick Hollenbeck <dick@softplc.com>
* Copyright (C) 1992-2015 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
*/
/**
* @file class_board_connected_item.cpp
* @brief BOARD_CONNECTED_ITEM class functions.
*/
#include <fctsys.h>
#include <pcbnew.h>
#include <class_board.h>
#include <class_board_item.h>
BOARD_CONNECTED_ITEM::BOARD_CONNECTED_ITEM( BOARD_ITEM* aParent, KICAD_T idtype ) :
BOARD_ITEM( aParent, idtype ), m_netinfo( &NETINFO_LIST::ORPHANED_ITEM ),
m_Subnet( 0 ), m_ZoneSubnet( 0 )
{
}
bool BOARD_CONNECTED_ITEM::SetNetCode( int aNetCode, bool aNoAssert )
{
// if aNetCode < 0 ( typically NETINFO_LIST::FORCE_ORPHANED )
// or no parent board,
// set the m_netinfo to the dummy NETINFO_LIST::ORPHANED
BOARD* board = GetBoard();
if( ( aNetCode >= 0 ) && board )
m_netinfo = board->FindNet( aNetCode );
else
m_netinfo = &NETINFO_LIST::ORPHANED_ITEM;
if( !aNoAssert )
assert( m_netinfo );
return ( m_netinfo != NULL );
}
int BOARD_CONNECTED_ITEM::GetClearance( BOARD_CONNECTED_ITEM* aItem ) const
{
NETCLASSPTR myclass = GetNetClass();
// DO NOT use wxASSERT, because GetClearance is called inside an OnPaint event
// and a call to wxASSERT can crash the application.
if( myclass )
{
int myClearance = myclass->GetClearance();
// @todo : after GetNetClass() is reliably not returning NULL, remove the
// tests for if( myclass )
if( aItem )
{
int hisClearance = aItem->GetClearance();
return std::max( hisClearance, myClearance );
}
return myClearance;
}
else
{
DBG(printf( "%s: NULL netclass,type %d", __func__, Type() );)
}
return 0;
}
NETCLASSPTR BOARD_CONNECTED_ITEM::GetNetClass() const
{
// It is important that this be implemented without any sequential searching.
// Simple array lookups should be fine, performance-wise.
BOARD* board = GetBoard();
// DO NOT use wxASSERT, because GetNetClass is called inside an OnPaint event
// and a call to wxASSERT can crash the application.
if( board == NULL ) // Should not occur
{
DBG(printf( "%s: NULL board,type %d", __func__, Type() );)
return NETCLASSPTR();
}
NETCLASSPTR netclass;
NETINFO_ITEM* net = board->FindNet( GetNetCode() );
if( net )
{
netclass = net->GetNetClass();
//DBG( if(!netclass) printf( "%s: NULL netclass,type %d", __func__, Type() );)
}
if( netclass )
return netclass;
else
return board->GetDesignSettings().GetDefault();
}
wxString BOARD_CONNECTED_ITEM::GetNetClassName() const
{
wxString name;
NETCLASSPTR myclass = GetNetClass();
if( myclass )
name = myclass->GetName();
else
name = NETCLASS::Default;
return name;
}