kicad/eeschema/sch_item.cpp

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/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2006 Jean-Pierre Charras, jaen-pierre.charras@gipsa-lab.inpg.com
* Copyright (C) 1992-2020 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
*/
#include <fctsys.h>
#include <common.h>
#include <gr_basic.h>
#include <base_struct.h>
#include <trace_helpers.h>
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#include <sch_item.h>
#include <sch_screen.h>
#include <sch_sheet_path.h>
#include <sch_draw_panel.h>
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#include <sch_edit_frame.h>
#include <sch_component.h>
#include <sch_sheet.h>
#include <sch_pin.h>
#include <schematic.h>
#include <general.h>
#include <netclass.h>
#include <project/project_file.h>
#include <project/net_settings.h>
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/* Constructor and destructor for SCH_ITEM */
/* They are not inline because this creates problems with gcc at linking time
* in debug mode
*/
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SCH_ITEM::SCH_ITEM( EDA_ITEM* aParent, KICAD_T aType ) :
EDA_ITEM( aParent, aType )
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{
m_Layer = LAYER_WIRE; // It's only a default, in fact
m_fieldsAutoplaced = FIELDS_AUTOPLACED_NO;
m_connectivity_dirty = true;
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}
SCH_ITEM::SCH_ITEM( const SCH_ITEM& aItem ) :
EDA_ITEM( aItem )
{
m_Layer = aItem.m_Layer;
m_fieldsAutoplaced = aItem.m_fieldsAutoplaced;
m_connectivity_dirty = true;
}
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SCH_ITEM::~SCH_ITEM()
{
// Do not let the connections container go out of scope with any objects or they
// will be deleted by the container will cause the Eeschema to crash. These objects
// are owned by the sheet object container.
if( !m_connections.empty() )
m_connections.clear();
for( const auto& it : m_connection_map )
delete it.second;
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}
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SCH_ITEM* SCH_ITEM::Duplicate( bool doClone ) const
{
SCH_ITEM* newItem = (SCH_ITEM*) Clone();
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if( !doClone )
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const_cast<KIID&>( newItem->m_Uuid ) = KIID();
newItem->ClearFlags( SELECTED | BRIGHTENED );
if( newItem->Type() == SCH_COMPONENT_T )
{
SCH_COMPONENT* component = (SCH_COMPONENT*) newItem;
for( SCH_PIN* pin : component->GetPins() )
pin->ClearFlags( SELECTED | BRIGHTENED );
for( SCH_FIELD& field : component->GetFields() )
field.ClearFlags( SELECTED | BRIGHTENED );
}
if( newItem->Type() == SCH_SHEET_T )
{
SCH_SHEET* sheet = (SCH_SHEET*) newItem;
for( SCH_FIELD& field : sheet->GetFields() )
field.ClearFlags( SELECTED | BRIGHTENED );
for( SCH_SHEET_PIN* pin : sheet->GetPins() )
pin->ClearFlags( SELECTED | BRIGHTENED );
}
return newItem;
}
SCHEMATIC* SCH_ITEM::Schematic() const
{
EDA_ITEM* parent = GetParent();
while( parent )
{
if( parent->Type() == SCHEMATIC_T )
return static_cast<SCHEMATIC*>( parent );
else
parent = parent->GetParent();
}
return nullptr;
}
void SCH_ITEM::ViewGetLayers( int aLayers[], int& aCount ) const
{
// Basic fallback
aCount = 2;
aLayers[0] = LAYER_DEVICE;
aLayers[1] = LAYER_SELECTION_SHADOWS;
}
bool SCH_ITEM::IsConnected( const wxPoint& aPosition ) const
{
if( ( m_Flags & STRUCT_DELETED ) || ( m_Flags & SKIP_STRUCT ) )
return false;
return doIsConnected( aPosition );
}
SCH_CONNECTION* SCH_ITEM::Connection( const SCH_SHEET_PATH& aSheet ) const
{
// Warning: the m_connection_map can be empty.
if( m_connection_map.size() && m_connection_map.count( aSheet ) )
return m_connection_map.at( aSheet );
return nullptr;
}
NETCLASSPTR SCH_ITEM::NetClass() const
{
if( m_connection_map.size() )
{
NET_SETTINGS& netSettings = Schematic()->Prj().GetProjectFile().NetSettings();
const wxString& netname = m_connection_map.begin()->second->Name( true );
const wxString& netclassName = netSettings.m_NetClassAssignments[ netname ];
if( !netclassName.IsEmpty() )
return netSettings.m_NetClasses.Find( netclassName );
else
return netSettings.m_NetClasses.GetDefault();
}
return nullptr;
}
ITEM_SET& SCH_ITEM::ConnectedItems( const SCH_SHEET_PATH& aSheet )
{
return m_connected_items[ aSheet ];
}
void SCH_ITEM::AddConnectionTo( const SCH_SHEET_PATH& aSheet, SCH_ITEM* aItem )
{
m_connected_items[ aSheet ].insert( aItem );
}
SCH_CONNECTION* SCH_ITEM::InitializeConnection( const SCH_SHEET_PATH& aSheet,
CONNECTION_GRAPH* aGraph )
{
if( Connection( aSheet ) )
{
Connection( aSheet )->Reset();
Connection( aSheet )->SetSheet( aSheet );
return Connection( aSheet );
}
auto connection = new SCH_CONNECTION( this );
connection->SetSheet( aSheet );
m_connection_map.insert( std::make_pair( aSheet, connection ) );
connection->SetGraph( aGraph );
return connection;
}
void SCH_ITEM::SwapData( SCH_ITEM* aItem )
{
wxFAIL_MSG( wxT( "SwapData() method not implemented for class " ) + GetClass() );
}
bool SCH_ITEM::operator < ( const SCH_ITEM& aItem ) const
{
if( Type() != aItem.Type() )
return Type() < aItem.Type();
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if( m_Uuid != aItem.m_Uuid )
return m_Uuid < aItem.m_Uuid;
if( GetPosition().x != aItem.GetPosition().x )
return GetPosition().x < aItem.GetPosition().x;
return GetPosition().y < aItem.GetPosition().y;
}
void SCH_ITEM::Plot( PLOTTER* aPlotter )
{
wxFAIL_MSG( wxT( "Plot() method not implemented for class " ) + GetClass() );
}