netinfo_item.cpp

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/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright (C) 2012 Jean-Pierre Charras, [email protected]
 * Copyright (C) 2012 SoftPLC Corporation, Dick Hollenbeck <[email protected]>
 * Copyright The 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, see <https://www.gnu.org/licenses/>.
 */
 
#include "netinfo.h"
#include <project/net_settings.h>
 
#include <fmt/format.h>
 
#include <pcb_base_frame.h>
#include <string_utils.h>
#include <widgets/msgpanel.h>
#include <base_units.h>
#include <board.h>
#include <board_design_settings.h>
#include <connectivity/connectivity_data.h>
#include <footprint.h>
#include <pcb_track.h>
#include <pad.h>
 
 
NETINFO_ITEM::NETINFO_ITEM( BOARD* aParent, const wxString& aNetName, int aNetCode ) :
        BOARD_ITEM( aParent, PCB_NETINFO_T ),
        m_netCode( aNetCode ),
        m_netname( aNetName ),
        m_shortNetname( m_netname.AfterLast( '/' ) ),
        m_displayNetname( UnescapeString( m_shortNetname ) ),
        m_netChain(),
        m_isCurrent( true )
{
    m_parent = aParent;
 
    m_terminalPads[0] = nullptr;
    m_terminalPads[1] = nullptr;
    m_terminalPadUuids[0] = niluuid;
    m_terminalPadUuids[1] = niluuid;
 
    if( aParent )
        m_netClass = aParent->GetDesignSettings().m_NetSettings->GetDefaultNetclass();
    else
        m_netClass = std::make_shared<NETCLASS>( wxT( "Default" ) );
}
 
 
NETINFO_ITEM::~NETINFO_ITEM()
{
    // m_NetClass is not owned by me.
}
 
 
void NETINFO_ITEM::Clear()
{
    wxCHECK( m_parent, /* void */ );
    m_netClass = m_parent->GetDesignSettings().m_NetSettings->GetDefaultNetclass();
    m_netChain.clear();
    m_terminalPads[0] = nullptr;
    m_terminalPads[1] = nullptr;
    m_terminalPadUuids[0] = niluuid;
    m_terminalPadUuids[1] = niluuid;
}
 
 
void NETINFO_ITEM::SetNetClass( const std::shared_ptr<NETCLASS>& aNetClass )
{
    wxCHECK( m_parent, /* void */ );
 
    if( aNetClass )
        m_netClass = aNetClass;
    else
        m_netClass = m_parent->GetDesignSettings().m_NetSettings->GetDefaultNetclass();
}
 
 
void NETINFO_ITEM::ResolveTerminalPads( BOARD* aBoard )
{
    for( int i = 0; i < 2; ++i )
    {
        if( m_terminalPads[i] )
            continue;
 
        if( aBoard )
            m_terminalPads[i] = aBoard->FindPadByUuid( m_terminalPadUuids[i] );
    }
}
 
 
void NETINFO_ITEM::SetTerminal( int aIndex, PAD* aPad )
{
    m_terminalPads[aIndex] = aPad;
    m_terminalPadUuids[aIndex] = aPad ? aPad->m_Uuid : niluuid;
}
 
 
void NETINFO_ITEM::GetMsgPanelInfo( EDA_DRAW_FRAME* aFrame, std::vector<MSG_PANEL_ITEM>& aList )
{
    aList.emplace_back( _( "Net Name" ), UnescapeString( GetNetname() ) );
 
    aList.emplace_back( _( "Net Code" ), fmt::format( "{}", GetNetCode() ) );
 
    // Warning: for netcode == NETINFO_LIST::ORPHANED, the parent or the board can be NULL
    BOARD * board = m_parent ? m_parent->GetBoard() : nullptr;
 
    if( board )
    {
        int        count      = 0;
        PCB_TRACK* startTrack = nullptr;
 
        for( FOOTPRINT* footprint : board->Footprints() )
        {
            for( PAD* pad : footprint->Pads() )
            {
                if( pad->GetNetCode() == GetNetCode() )
                    count++;
            }
        }
 
        aList.emplace_back( _( "Pads" ), fmt::format( "{}", count ) );
 
        count = 0;
 
        for( PCB_TRACK* track : board->Tracks() )
        {
            if( track->GetNetCode() == GetNetCode() )
            {
                if( track->Type() == PCB_VIA_T )
                    count++;
                else if( !startTrack )
                    startTrack = track;
            }
        }
 
        aList.emplace_back( _( "Vias" ), fmt::format( "{}", count ) );
 
        if( startTrack )
        {
            double lengthNet = 0.0;      // This  is the length of tracks / vias on the pcb
            double lengthPadToDie = 0.0; // This is the length of internal IC connections
            double delayNet = 0.0;       // This is the delay of tracks / vias on the pcb
            double delayPadToDie = 0.0;  // This is the delay of internal IC connections
 
            std::tie( count, lengthNet, lengthPadToDie, delayNet, delayPadToDie ) =
                    board->GetTrackLength( *startTrack );
 
            if( delayNet == 0.0 )
            {
                // Displays the full net length (tracks on pcb + internal ICs connections ):
                aList.emplace_back( _( "Net Length" ), aFrame->MessageTextFromValue( lengthNet + lengthPadToDie ) );
 
                // Displays the net length of tracks only:
                aList.emplace_back( _( "On Board" ), aFrame->MessageTextFromValue( lengthNet ) );
 
                // Displays the net length of internal ICs connections (wires inside ICs):
                aList.emplace_back( _( "In Package" ), aFrame->MessageTextFromValue( lengthPadToDie ) );
            }
            else
            {
                // Displays the full net length (tracks on pcb + internal ICs connections ):
                aList.emplace_back( _( "Net Delay" ), aFrame->MessageTextFromValue( delayNet + delayPadToDie, true,
                                                                                    EDA_DATA_TYPE::TIME ) );
 
                // Displays the net length of tracks only:
                aList.emplace_back( _( "On Board" ),
                                    aFrame->MessageTextFromValue( delayNet, true, EDA_DATA_TYPE::TIME ) );
 
                // Displays the net length of internal ICs connections (wires inside ICs):
                aList.emplace_back( _( "In Package" ),
                                    aFrame->MessageTextFromValue( delayPadToDie, true, EDA_DATA_TYPE::TIME ) );
            }
        }
    }
}
 
 
bool NETINFO_ITEM::Matches( const EDA_SEARCH_DATA& aSearchData, void* aAuxData ) const
{
    return BOARD_ITEM::Matches( GetNetname(), aSearchData );
}
 
 
const BOX2I NETINFO_ITEM::GetBoundingBox() const
{
    static const std::vector<KICAD_T> netItemTypes = { PCB_TRACE_T,
                                                       PCB_ARC_T,
                                                       PCB_VIA_T,
                                                       PCB_ZONE_T,
                                                       PCB_PAD_T,
                                                       PCB_SHAPE_T };
 
    std::shared_ptr<CONNECTIVITY_DATA> conn = GetBoard()->GetConnectivity();
    BOX2I                              bbox;
 
    for( BOARD_ITEM* item : conn->GetNetItems( m_netCode, netItemTypes ) )
        bbox.Merge( item->GetBoundingBox() );
 
    return bbox;
}
 
 
bool NETINFO_ITEM::HasAutoGeneratedNetname() const
{
    return m_shortNetname.StartsWith( wxT( "Net-(" ) )
                || m_shortNetname.StartsWith( wxT( "unconnected-(" ) );
}
 
 
void NETINFO_ITEM::SetNetname( const wxString& aNewName )
{
    m_netname = aNewName;
 
    if( aNewName.Contains( wxT( "/" ) ) )
        m_shortNetname = aNewName.AfterLast( '/' );
    else
        m_shortNetname = aNewName;
 
    m_displayNetname = UnescapeString( m_shortNetname );
}