kicad/pcbnew/class_board_connected_item.cpp

169 lines
3.9 KiB
C++

/*************************************************************************/
/* class_board_connected_item.cpp : BOARD_CONNECTED_ITEM class functions */
/*************************************************************************/
#include "fctsys.h"
#include "pcbnew.h"
BOARD_CONNECTED_ITEM::BOARD_CONNECTED_ITEM( BOARD_ITEM* aParent, KICAD_T idtype ) :
BOARD_ITEM( aParent, idtype )
{
m_NetCode = 0;
m_Subnet = 0;
m_ZoneSubnet = 0;
}
BOARD_CONNECTED_ITEM::BOARD_CONNECTED_ITEM( const BOARD_CONNECTED_ITEM& src ) :
BOARD_ITEM( src )
{
m_Layer = src.m_Layer;
}
/**
* Function GetNet
* @return int - the net code.
*/
int BOARD_CONNECTED_ITEM::GetNet() const
{
return m_NetCode;
}
void BOARD_CONNECTED_ITEM::SetNet( int aNetCode )
{
m_NetCode = aNetCode;
}
/**
* Function GetSubNet
* @return int - the sub net code.
*/
int BOARD_CONNECTED_ITEM::GetSubNet() const
{
return m_Subnet;
}
void BOARD_CONNECTED_ITEM::SetSubNet( int aSubNetCode )
{
m_Subnet = aSubNetCode;
}
/**
* Function GetZoneSubNet
* @return int - the sub net code in zone connections.
*/
int BOARD_CONNECTED_ITEM::GetZoneSubNet() const
{
return m_ZoneSubnet;
}
void BOARD_CONNECTED_ITEM::SetZoneSubNet( int aSubNetCode )
{
m_ZoneSubnet = aSubNetCode;
}
int BOARD_CONNECTED_ITEM::GetClearance( BOARD_CONNECTED_ITEM* aItem ) const
{
NETCLASS* 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 )
{
// @todo : after GetNetClass() is reliably not returning NULL, remove the
// tests for if( myclass ) and if( hisclass )
if( aItem )
{
NETCLASS* hisclass = aItem->GetNetClass();
if( hisclass )
{
int hisClearance = hisclass->GetClearance();
int myClearance = myclass->GetClearance();
return max( hisClearance, myClearance );
}
else
{
#ifdef __WXDEBUG__
wxLogWarning(wxT("BOARD_CONNECTED_ITEM::GetClearance(): NULL hisclass") );
#endif
}
}
return myclass->GetClearance();
}
else
{
#ifdef __WXDEBUG__
wxLogWarning(wxT("BOARD_CONNECTED_ITEM::GetClearance(): NULL netclass") );
#endif
}
return 0;
}
/** return a pointer to the netclass of the zone
* if the net is not found (can happen when a netlist is reread,
* and the net name is not existant, return the default net class
* So should not return a null pointer
*/
NETCLASS* 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 occurs
{
#ifdef __WXDEBUG__
wxLogWarning(wxT("BOARD_CONNECTED_ITEM::GetNetClass(): NULL board, type %d"), Type() );
#endif
return NULL;
}
NETCLASS* netclass = NULL;
NETINFO_ITEM* net = board->FindNet( GetNet() );
if( net )
{
netclass = net->GetNetClass();
#ifdef __WXDEBUG__
if( netclass == NULL )
wxLogWarning(wxT("BOARD_CONNECTED_ITEM::GetNetClass(): NULL netclass") );
#endif
}
if( netclass )
return netclass;
else
return board->m_NetClasses.GetDefault();
}
/** function GetNetClassName
* @return the Net Class name of this item
*/
wxString BOARD_CONNECTED_ITEM::GetNetClassName( ) const
{
wxString name;
NETCLASS* myclass = GetNetClass();
if( myclass )
name = myclass->GetName();
else
{
BOARD* board = GetBoard();
name = board->m_NetClasses.GetDefault()->GetName();
}
return name;
}