kicad/pcbnew/board_connected_item.h

248 lines
7.6 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) 1992-2012 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
*/
#ifndef BOARD_CONNECTED_ITEM_H
#define BOARD_CONNECTED_ITEM_H
#include <class_board_item.h>
#include <netinfo.h>
#include <kicad_string.h>
class NETCLASS;
class TRACK;
class D_PAD;
/**
* BOARD_CONNECTED_ITEM
* is a base class derived from BOARD_ITEM for items that can be connected
* and have a net, a netname, a clearance ...
* mainly: tracks, pads and zones
* Handle connection info
*/
class BOARD_CONNECTED_ITEM : public BOARD_ITEM
{
public:
BOARD_CONNECTED_ITEM( BOARD_ITEM* aParent, KICAD_T idtype );
// Do not create a copy constructor & operator=.
// The ones generated by the compiler are adequate.
static inline bool ClassOf( const EDA_ITEM* aItem )
{
if( aItem == NULL )
return false;
switch( aItem->Type() )
{
case PCB_PAD_T:
case PCB_TRACE_T:
case PCB_ARC_T:
case PCB_VIA_T:
case PCB_ZONE_AREA_T:
return true;
default:
return false;
}
}
///> @copydoc BOARD_ITEM::IsConnected()
bool IsConnected() const override
{
return true;
}
/**
* Function GetNet
* Returns NET_INFO object for a given item.
*/
NETINFO_ITEM* GetNet() const
{
return m_netinfo;
}
/**
* Function SetNet
* Sets a NET_INFO object for the item.
*/
void SetNet( NETINFO_ITEM* aNetInfo )
{
m_netinfo = aNetInfo;
}
/**
* Function GetNetCode
* @return int - the net code.
*/
int GetNetCode() const
{
return m_netinfo ? m_netinfo->GetNet() : -1;
}
/**
* Sets net using a net code.
* @param aNetCode is a net code for the new net. It has to exist in NETINFO_LIST held by BOARD.
* @param aNoAssert if true, do not assert that the net exists.
* Otherwise, item is assigned to the unconnected net.
* @return true on success, false if the net did not exist
* Note also items (in fact pads) not on copper layers will have
* their net code always set to 0 (not connected)
*/
bool SetNetCode( int aNetCode, bool aNoAssert );
void SetNetCode( int aNetCode )
{
SetNetCode( aNetCode, false );
}
/**
* Function GetNetname
* @return wxString - the full netname
*/
const wxString& GetNetname() const
{
return m_netinfo->GetNetname();
}
/**
* Function GetNetnameMsg
* @return wxString - the full netname or "<no net>" in square braces, followed by
* "(Not Found)" if the netcode is undefined.
*/
wxString GetNetnameMsg() const
{
if( !GetBoard() )
return wxT( "[** NO BOARD DEFINED **]" );
wxString netname = GetNetname();
if( !netname.length() )
return wxT( "[<no net>]" );
else if( GetNetCode() < 0 )
return wxT( "[" + UnescapeString( netname ) + "](" + _( "Not Found" ) + ")" );
else
return wxT( "[" + UnescapeString( netname ) + "]" );
}
/**
* Function GetShortNetname
* @return wxString - the short netname
*/
const wxString& GetShortNetname() const
{
return m_netinfo->GetShortNetname();
}
/**
* Function GetClearance
* returns the clearance in internal units. If \a aItem is not NULL then the
* returned clearance is the greater of this object's NETCLASS clearance and
* aItem's NETCLASS clearance. If \a aItem is NULL, then this objects clearance
* is returned.
* @param aLayer the layer in question
* @param aItem is an optional BOARD_ITEM
* @param aSource [out] optionally reports the source as a user-readable string
* @return int - the clearance in internal units.
*/
virtual int GetClearance( PCB_LAYER_ID aLayer, BOARD_ITEM* aItem = nullptr,
wxString* aSource = nullptr ) const;
/**
* Function GetRuleClearance
* returns any rule-based clearance.
* @param aLayer the current layer under test
* @param aClearance [out] the clearance value in internal units
* @param aSource [out] reports the source as a user-readable string
* @return true if a rule was fired
*/
virtual bool GetRuleClearance( BOARD_ITEM* aItem, PCB_LAYER_ID aLayer, int* aClearance,
wxString* aSource ) const;
/**
* Function GetLocalClearanceOverrides
* returns any local clearance overrides set in the "classic" (ie: pre-rule) system.
* @param aSource [out] optionally reports the source as a user-readable string
* @return int - the clearance in internal units.
*/
virtual int GetLocalClearanceOverrides( wxString* aSource = nullptr ) const { return 0; }
/**
* Function GetLocalClearance
* returns any local clearances set in the "classic" (ie: pre-rule) system. These are
* things like zone clearance which are NOT an override.
* @param aSource [out] optionally reports the source as a user-readable string
* @return int - the clearance in internal units.
*/
virtual int GetLocalClearance( wxString* aSource = nullptr ) const { return 0; }
/**
* Function GetNetClassPtr
* returns the NETCLASS for this item.
*
* Note: do NOT return a std::shared_ptr from this. It is used heavily in DRC, and the
* std::shared_ptr stuff shows up large in performance profiling.
*/
NETCLASS* GetNetClass() const;
/**
* Function GetEffectiveNetclass
* returns the NETCLASS for this item, or the default netclass if none is defined.
*
* Note: do NOT return a std::shared_ptr from this. It is used heavily in DRC, and the
* std::shared_ptr stuff shows up large in performance profiling.
*/
NETCLASS* GetEffectiveNetclass() const;
/**
* Function GetNetClassName
* returns 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 does not exist, return the default net class
* (should not return a null pointer).
* @return the Net Class name of this item
*/
wxString GetNetClassName() const;
void SetLocalRatsnestVisible( bool aVisible )
{
m_localRatsnestVisible = aVisible;
}
bool GetLocalRatsnestVisible() const
{
return m_localRatsnestVisible;
}
protected:
/// Stores all informations about the net that item belongs to
NETINFO_ITEM* m_netinfo;
private:
bool m_localRatsnestVisible;
};
#endif // BOARD_CONNECTED_ITEM_H