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kicad/eeschema/sch_screen.cpp

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/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2013 Jean-Pierre Charras, jp.charras at wanadoo.fr
* Copyright (C) 2012 SoftPLC Corporation, Dick Hollenbeck <dick@softplc.com>
* Copyright (C) 2008 Wayne Stambaugh <stambaughw@gmail.com>
* Copyright (C) 1992-2017 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 sch_screen.cpp
* @brief Implementation of SCH_SCREEN and SCH_SCREENS classes.
*/
#include <fctsys.h>
#include <gr_basic.h>
#include <common.h>
#include <kicad_string.h>
#include <eeschema_id.h>
#include <pgm_base.h>
#include <kiway.h>
#include <sch_draw_panel.h>
#include <sch_item.h>
#include <draw_graphic_text.h>
#include <sch_edit_frame.h>
#include <plotter.h>
#include <netlist.h>
#include <netlist_object.h>
#include <class_library.h>
#include <sch_junction.h>
#include <sch_bus_entry.h>
#include <sch_line.h>
#include <sch_marker.h>
#include <sch_no_connect.h>
#include <sch_sheet.h>
#include <sch_component.h>
#include <sch_text.h>
#include <lib_pin.h>
#include <symbol_lib_table.h>
#include <tool/common_tools.h>
#include <thread>
#include <algorithm>
#include <future>
#include <array>
// TODO(JE) Debugging only
#include <profile.h>
#include <boost/foreach.hpp>
#define EESCHEMA_FILE_STAMP "EESchema"
/* Default zoom values. Limited to these values to keep a decent size
* to menus
*/
static double SchematicZoomList[] =
{
0.5, 0.7, 1.0, 1.5, 2.0, 3.0, 4.0, 6.0, 8.0, 11.0,
13.0, 16.0, 20.0, 26.0, 32.0, 48.0, 64.0, 80.0, 128.0
};
/* Default grid sizes for the schematic editor.
* Do NOT add others values (mainly grid values in mm), because they
* can break the schematic: Because wires and pins are considered as
* connected when the are to the same coordinate we cannot mix
* coordinates in mils (internal units) and mm (that cannot exactly
* converted in mils in many cases). In fact schematic must only use
* 50 and 25 mils to place labels, wires and components others values
* are useful only for graphic items (mainly in library editor) so use
* integer values in mils only. The 100 mil grid is added to help
* conform to the KiCad Library Convention. Which states: "Using a
* 100mil grid, pin ends and origin must lie on grid nodes IEC-60617"
*/
static GRID_TYPE SchematicGridList[] = {
{ ID_POPUP_GRID_LEVEL_100, wxRealPoint( 100, 100 ) },
{ ID_POPUP_GRID_LEVEL_50, wxRealPoint( 50, 50 ) },
{ ID_POPUP_GRID_LEVEL_25, wxRealPoint( 25, 25 ) },
{ ID_POPUP_GRID_LEVEL_10, wxRealPoint( 10, 10 ) },
{ ID_POPUP_GRID_LEVEL_5, wxRealPoint( 5, 5 ) },
{ ID_POPUP_GRID_LEVEL_2, wxRealPoint( 2, 2 ) },
{ ID_POPUP_GRID_LEVEL_1, wxRealPoint( 1, 1 ) },
};
SCH_SCREEN::SCH_SCREEN( KIWAY* aKiway ) :
BASE_SCREEN( SCH_SCREEN_T ),
KIWAY_HOLDER( aKiway ),
m_paper( wxT( "A4" ) )
{
m_modification_sync = 0;
SetZoom( 32 );
for( unsigned zoom : SchematicZoomList )
m_ZoomList.push_back( zoom );
for( GRID_TYPE grid : SchematicGridList )
AddGrid( grid );
// Set the default grid size, now that the grid list is populated
SetGrid( wxRealPoint( 50, 50 ) );
m_refCount = 0;
// Suitable for schematic only. For libedit and viewlib, must be set to true
m_Center = false;
InitDataPoints( m_paper.GetSizeIU() );
}
SCH_SCREEN::~SCH_SCREEN()
{
ClearUndoRedoList();
// Now delete items in draw list. We do that only if the list is not empty,
// because if the list was appended to another list (see SCH_SCREEN::Append( SCH_SCREEN* aScreen )
// it is empty but as no longer the ownership (m_drawList.meOwner == false) of items, and calling
// FreeDrawList() with m_drawList.meOwner == false will generate a debug alert in debug mode
if( GetDrawItems() )
FreeDrawList();
}
void SCH_SCREEN::IncRefCount()
{
m_refCount++;
}
void SCH_SCREEN::DecRefCount()
{
wxCHECK_RET( m_refCount != 0,
wxT( "Screen reference count already zero. Bad programmer!" ) );
m_refCount--;
}
void SCH_SCREEN::Append( SCH_SCREEN* aScreen )
{
wxCHECK_RET( aScreen, "Invalid screen object." );
// No need to decend the hierarchy. Once the top level screen is copied, all of it's
// children are copied as well.
m_drawList.Append( aScreen->m_drawList );
// This screen owns the objects now. This prevents the object from being delete when
// aSheet is deleted.
aScreen->m_drawList.SetOwnership( false );
}
void SCH_SCREEN::Clear()
{
FreeDrawList();
// Clear the project settings
m_ScreenNumber = m_NumberOfScreens = 1;
m_titles.Clear();
}
void SCH_SCREEN::FreeDrawList()
{
m_drawList.DeleteAll();
}
void SCH_SCREEN::Remove( SCH_ITEM* aItem )
{
m_drawList.Remove( aItem );
}
void SCH_SCREEN::DeleteItem( SCH_ITEM* aItem )
{
wxCHECK_RET( aItem, wxT( "Cannot delete invalid item from screen." ) );
SetModify();
if( aItem->Type() == SCH_SHEET_PIN_T )
{
// This structure is attached to a sheet, get the parent sheet object.
SCH_SHEET_PIN* sheetPin = (SCH_SHEET_PIN*) aItem;
SCH_SHEET* sheet = sheetPin->GetParent();
wxCHECK_RET( sheet, wxT( "Sheet label parent not properly set, bad programmer!" ) );
sheet->RemovePin( sheetPin );
return;
}
else
{
m_drawList.Remove( aItem );
delete aItem;
}
}
bool SCH_SCREEN::CheckIfOnDrawList( SCH_ITEM* aItem )
{
SCH_ITEM* itemList = m_drawList.begin();
while( itemList )
{
if( itemList == aItem )
return true;
itemList = itemList->Next();
}
return false;
}
SCH_ITEM* SCH_SCREEN::GetItem( const wxPoint& aPosition, int aAccuracy, KICAD_T aType ) const
{
KICAD_T types[] = { aType, EOT };
for( SCH_ITEM* item = m_drawList.begin(); item; item = item->Next() )
{
switch( item->Type() )
{
case SCH_COMPONENT_T:
{
SCH_COMPONENT* component = (SCH_COMPONENT*) item;
for( int i = REFERENCE; i < component->GetFieldCount(); i++ )
{
SCH_FIELD* field = component->GetField( i );
if( field->IsType( types ) && field->HitTest( aPosition, aAccuracy ) )
return field;
}
break;
}
case SCH_SHEET_T:
{
SCH_SHEET* sheet = (SCH_SHEET*)item;
SCH_SHEET_PIN* pin = sheet->GetPin( aPosition );
if( pin && pin->IsType( types ) )
return pin;
break;
}
default:
break;
}
if( item->IsType( types ) && item->HitTest( aPosition, aAccuracy ) )
return item;
}
return NULL;
}
void SCH_SCREEN::ReplaceWires( DLIST< SCH_ITEM >& aWireList )
{
SCH_ITEM* item;
SCH_ITEM* next_item;
for( item = m_drawList.begin(); item; item = next_item )
{
next_item = item->Next();
switch( item->Type() )
{
case SCH_JUNCTION_T:
case SCH_LINE_T:
Remove( item );
delete item;
break;
default:
break;
}
}
m_drawList.Append( aWireList );
}
void SCH_SCREEN::MarkConnections( SCH_LINE* aSegment )
{
wxCHECK_RET( (aSegment) && (aSegment->Type() == SCH_LINE_T),
wxT( "Invalid object pointer." ) );
for( SCH_ITEM* item = m_drawList.begin(); item; item = item->Next() )
{
if( item->GetFlags() & CANDIDATE )
continue;
if( item->Type() == SCH_JUNCTION_T )
{
SCH_JUNCTION* junction = (SCH_JUNCTION*) item;
if( aSegment->IsEndPoint( junction->GetPosition() ) )
item->SetFlags( CANDIDATE );
continue;
}
if( item->Type() != SCH_LINE_T )
continue;
SCH_LINE* segment = (SCH_LINE*) item;
if( aSegment->IsEndPoint( segment->GetStartPoint() )
&& !GetPin( segment->GetStartPoint(), NULL, true ) )
{
item->SetFlags( CANDIDATE );
MarkConnections( segment );
}
if( aSegment->IsEndPoint( segment->GetEndPoint() )
&& !GetPin( segment->GetEndPoint(), NULL, true ) )
{
item->SetFlags( CANDIDATE );
MarkConnections( segment );
}
}
}
bool SCH_SCREEN::IsJunctionNeeded( const wxPoint& aPosition, bool aNew )
{
enum { WIRES, BUSSES } layers;
bool has_nonparallel[ sizeof( layers ) ] = { false };
int end_count[ sizeof( layers ) ] = { 0 };
int pin_count = 0;
std::vector<SCH_LINE*> lines[ sizeof( layers ) ];
for( SCH_ITEM* item = m_drawList.begin(); item; item = item->Next() )
{
if( item->GetEditFlags() & STRUCT_DELETED )
continue;
if( aNew && ( item->Type() == SCH_JUNCTION_T ) && ( item->HitTest( aPosition ) ) )
return false;
if( ( item->Type() == SCH_LINE_T ) && ( item->HitTest( aPosition, 0 ) ) )
{
if( item->GetLayer() == LAYER_WIRE )
lines[ WIRES ].push_back( (SCH_LINE*) item );
else if( item->GetLayer() == LAYER_BUS )
lines[ BUSSES ].push_back( (SCH_LINE*) item );
}
if( ( item->Type() == SCH_COMPONENT_T ) && ( item->IsConnected( aPosition ) ) )
pin_count++;
}
for( int i : { WIRES, BUSSES } )
{
bool removed_overlapping = false;
end_count[i] = lines[i].size();
for( auto line = lines[i].begin(); line < lines[i].end(); line++ )
{
// Consider ending on a line to be equivalent to two endpoints because
// we will want to split the line if anything else connects
if( !(*line)->IsEndPoint( aPosition ) )
end_count[i]++;
for( auto second_line = lines[i].end() - 1; second_line > line; second_line-- )
{
if( !(*line)->IsParallel( *second_line ) )
has_nonparallel[i] = true;
else if( !removed_overlapping
&& (*line)->IsSameQuadrant( *second_line, aPosition ) )
{
/**
* Overlapping lines that point in the same direction should not be counted
* as extra end_points. We remove the overlapping lines, being careful to only
* remove them once.
*/
removed_overlapping = true;
end_count[i]--;
}
}
}
}
//
// If there are three or more endpoints
if( pin_count + end_count[0] > 2 )
return true;
// If there is at least one segment that ends on a non-parallel line or
// junction of two other lines
if( has_nonparallel[0] && end_count[0] > 2 )
return true;
// Check for bus - bus junction requirements
if( has_nonparallel[1] && end_count[1] > 2 )
return true;
return false;
}
bool SCH_SCREEN::IsTerminalPoint( const wxPoint& aPosition, int aLayer )
{
wxCHECK_MSG( aLayer == LAYER_NOTES || aLayer == LAYER_BUS || aLayer == LAYER_WIRE, false,
wxT( "Invalid layer type passed to SCH_SCREEN::IsTerminalPoint()." ) );
SCH_SHEET_PIN* label;
SCH_TEXT* text;
SCH_CONNECTION conn;
switch( aLayer )
{
case LAYER_BUS:
if( GetBus( aPosition ) )
return true;
label = GetSheetLabel( aPosition );
if( label && conn.IsBusLabel( label->GetText() ) && label->IsConnected( aPosition ) )
return true;
text = GetLabel( aPosition );
if( text && conn.IsBusLabel( text->GetText() ) && text->IsConnected( aPosition )
&& (text->Type() != SCH_LABEL_T) )
return true;
break;
case LAYER_NOTES:
if( GetLine( aPosition ) )
return true;
break;
case LAYER_WIRE:
if( GetItem( aPosition, std::max( GetDefaultLineThickness(), 3 ), SCH_BUS_WIRE_ENTRY_T) )
return true;
if( GetItem( aPosition, std::max( GetDefaultLineThickness(), 3 ), SCH_BUS_BUS_ENTRY_T) )
return true;
if( GetItem( aPosition, std::max( GetDefaultLineThickness(), 3 ), SCH_JUNCTION_T ) )
return true;
if( GetPin( aPosition, NULL, true ) )
return true;
if( GetWire( aPosition ) )
return true;
text = GetLabel( aPosition );
if( text && text->IsConnected( aPosition ) && !conn.IsBusLabel( text->GetText() ) )
return true;
label = GetSheetLabel( aPosition );
if( label && label->IsConnected( aPosition ) && !conn.IsBusLabel( label->GetText() ) )
return true;
break;
default:
break;
}
return false;
}
void SCH_SCREEN::UpdateSymbolLinks( bool aForce )
{
// Initialize or reinitialize the pointer to the LIB_PART for each component
// found in m_drawList, but only if needed (change in lib or schematic)
// therefore the calculation time is usually very low.
if( m_drawList.GetCount() )
{
SYMBOL_LIB_TABLE* libs = Prj().SchSymbolLibTable();
int mod_hash = libs->GetModifyHash();
EE_TYPE_COLLECTOR c;
c.Collect( GetDrawItems(), EE_COLLECTOR::ComponentsOnly );
// Must we resolve?
if( (m_modification_sync != mod_hash) || aForce )
{
SCH_COMPONENT::ResolveAll( c, *libs, Prj().SchLibs()->GetCacheLibrary() );
m_modification_sync = mod_hash; // note the last mod_hash
}
// Resolving will update the pin caches but we must ensure that this happens
// even if the libraries don't change.
else
SCH_COMPONENT::UpdatePins( c );
}
}
void SCH_SCREEN::Draw( EDA_DRAW_PANEL* aCanvas, wxDC* aDC )
{
/* note: SCH_SCREEN::Draw is useful only for schematic.
* library editor and library viewer do not use m_drawList, and therefore
* their SCH_SCREEN::Draw() draws nothing
*/
std::vector< SCH_ITEM* > junctions;
// Ensure links are up to date, even if a library was reloaded for some reason:
UpdateSymbolLinks();
for( SCH_ITEM* item = m_drawList.begin(); item; item = item->Next() )
{
if( item->IsMoving() || item->IsResized() )
continue;
if( item->Type() == SCH_JUNCTION_T )
junctions.push_back( item );
else
// uncomment line below when there is a virtual EDA_ITEM::GetBoundingBox()
// if( panel->GetClipBox().Intersects( item->GetBoundingBox() ) )
item->Draw( aCanvas, aDC, wxPoint( 0, 0 ) );
// TODO(JE) Remove debugging code
#ifdef DEBUG
auto conn = item->Connection( *g_CurrentSheet );
if( conn )
{
auto pos = item->GetBoundingBox().Centre();
int sz = Mils2iu( 15 );
auto label = conn->Name( true );
auto text = SCH_TEXT( pos, label, SCH_TEXT_T );
text.SetTextSize( wxSize( sz, sz ) );
text.Draw( aCanvas, aDC, wxPoint( 10, 10 ) );
}
#endif
}
for( auto item : junctions )
item->Draw( aCanvas, aDC, wxPoint( 0, 0 ) );
}
void SCH_SCREEN::Plot( PLOTTER* aPlotter )
{
// Ensure links are up to date, even if a library was reloaded for some reason:
UpdateSymbolLinks();
for( SCH_ITEM* item = m_drawList.begin(); item; item = item->Next() )
{
aPlotter->SetCurrentLineWidth( item->GetPenSize() );
item->Plot( aPlotter );
}
}
void SCH_SCREEN::ClearUndoORRedoList( UNDO_REDO_CONTAINER& aList, int aItemCount )
{
if( aItemCount == 0 )
return;
for( auto& command : aList.m_CommandsList )
{
command->ClearListAndDeleteItems();
delete command;
}
aList.m_CommandsList.clear();
}
void SCH_SCREEN::ClearDrawingState()
{
for( SCH_ITEM* item = m_drawList.begin(); item; item = item->Next() )
item->ClearTempFlags();
}
LIB_PIN* SCH_SCREEN::GetPin( const wxPoint& aPosition, SCH_COMPONENT** aComponent,
bool aEndPointOnly ) const
{
SCH_ITEM* item;
SCH_COMPONENT* component = NULL;
LIB_PIN* pin = NULL;
for( item = m_drawList.begin(); item; item = item->Next() )
{
if( item->Type() != SCH_COMPONENT_T )
continue;
component = (SCH_COMPONENT*) item;
if( aEndPointOnly )
{
pin = NULL;
auto part = component->GetPartRef().lock();
if( !part )
continue;
for( pin = part->GetNextPin(); pin; pin = part->GetNextPin( pin ) )
{
// Skip items not used for this part.
if( component->GetUnit() && pin->GetUnit() &&
( pin->GetUnit() != component->GetUnit() ) )
continue;
if( component->GetConvert() && pin->GetConvert() &&
( pin->GetConvert() != component->GetConvert() ) )
continue;
if(component->GetPinPhysicalPosition( pin ) == aPosition )
break;
}
if( pin )
break;
}
else
{
pin = (LIB_PIN*) component->GetDrawItem( aPosition, LIB_PIN_T );
if( pin )
break;
}
}
if( pin && aComponent )
*aComponent = component;
return pin;
}
SCH_SHEET* SCH_SCREEN::GetSheet( const wxString& aName )
{
for( SCH_ITEM* item = m_drawList.begin(); item; item = item->Next() )
{
if( item->Type() != SCH_SHEET_T )
continue;
SCH_SHEET* sheet = (SCH_SHEET*) item;
if( aName.CmpNoCase( sheet->GetName() ) == 0 )
return sheet;
}
return NULL;
}
SCH_SHEET_PIN* SCH_SCREEN::GetSheetLabel( const wxPoint& aPosition )
{
SCH_SHEET_PIN* sheetPin = NULL;
for( SCH_ITEM* item = m_drawList.begin(); item; item = item->Next() )
{
if( item->Type() != SCH_SHEET_T )
continue;
SCH_SHEET* sheet = (SCH_SHEET*) item;
sheetPin = sheet->GetPin( aPosition );
if( sheetPin )
break;
}
return sheetPin;
}
int SCH_SCREEN::CountConnectedItems( const wxPoint& aPos, bool aTestJunctions ) const
{
SCH_ITEM* item;
int count = 0;
for( item = m_drawList.begin(); item; item = item->Next() )
{
if( item->Type() == SCH_JUNCTION_T && !aTestJunctions )
continue;
if( item->IsConnected( aPos ) )
count++;
}
return count;
}
void SCH_SCREEN::ClearAnnotation( SCH_SHEET_PATH* aSheetPath )
{
for( SCH_ITEM* item = m_drawList.begin(); item; item = item->Next() )
{
if( item->Type() == SCH_COMPONENT_T )
{
SCH_COMPONENT* component = (SCH_COMPONENT*) item;
component->ClearAnnotation( aSheetPath );
// Clear the modified component flag set by component->ClearAnnotation
// because we do not use it here and we should not leave this flag set,
// when an editing is finished:
component->ClearFlags();
}
}
}
void SCH_SCREEN::EnsureAlternateReferencesExist()
{
if( GetClientSheetPathsCount() <= 1 ) // No need for alternate reference
return;
for( SCH_ITEM* item = m_drawList.begin(); item; item = item->Next() )
{
if( item->Type() != SCH_COMPONENT_T )
continue;
// Add (when not existing) all sheet path entries
for( unsigned int ii = 0; ii < m_clientSheetPathList.GetCount(); ii++ )
((SCH_COMPONENT*)item)->AddSheetPathReferenceEntryIfMissing( m_clientSheetPathList[ii] );
}
}
void SCH_SCREEN::GetHierarchicalItems( EDA_ITEMS& aItems )
{
SCH_ITEM* item = m_drawList.begin();
while( item )
{
if( ( item->Type() == SCH_SHEET_T ) || ( item->Type() == SCH_COMPONENT_T ) )
aItems.push_back( item );
item = item->Next();
}
}
bool SCH_SCREEN::TestDanglingEnds()
{
SCH_ITEM* item;
std::vector< DANGLING_END_ITEM > endPoints;
bool hasStateChanged = false;
for( item = m_drawList.begin(); item; item = item->Next() )
item->GetEndPoints( endPoints );
for( item = m_drawList.begin(); item; item = item->Next() )
{
if( item->UpdateDanglingState( endPoints ) )
{
hasStateChanged = true;
}
}
return hasStateChanged;
}
SCH_LINE* SCH_SCREEN::GetWireOrBus( const wxPoint& aPosition )
{
static KICAD_T types[] = { SCH_LINE_LOCATE_WIRE_T, SCH_LINE_LOCATE_BUS_T, EOT };
for( SCH_ITEM* item = m_drawList.begin(); item; item = item->Next() )
{
if( item->IsType( types ) && item->HitTest( aPosition ) )
return (SCH_LINE*) item;
}
return nullptr;
}
SCH_LINE* SCH_SCREEN::GetLine( const wxPoint& aPosition, int aAccuracy, int aLayer,
SCH_LINE_TEST_T aSearchType )
{
for( SCH_ITEM* item = m_drawList.begin(); item; item = item->Next() )
{
if( item->Type() != SCH_LINE_T )
continue;
if( item->GetLayer() != aLayer )
continue;
if( !item->HitTest( aPosition, aAccuracy ) )
continue;
switch( aSearchType )
{
case ENTIRE_LENGTH_T:
return (SCH_LINE*) item;
case EXCLUDE_END_POINTS_T:
if( !( (SCH_LINE*) item )->IsEndPoint( aPosition ) )
return (SCH_LINE*) item;
break;
case END_POINTS_ONLY_T:
if( ( (SCH_LINE*) item )->IsEndPoint( aPosition ) )
return (SCH_LINE*) item;
}
}
return NULL;
}
SCH_TEXT* SCH_SCREEN::GetLabel( const wxPoint& aPosition, int aAccuracy )
{
for( SCH_ITEM* item = m_drawList.begin(); item; item = item->Next() )
{
switch( item->Type() )
{
case SCH_LABEL_T:
case SCH_GLOBAL_LABEL_T:
case SCH_HIER_LABEL_T:
if( item->HitTest( aPosition, aAccuracy ) )
return (SCH_TEXT*) item;
default:
;
}
}
return NULL;
}
bool SCH_SCREEN::SetComponentFootprint( SCH_SHEET_PATH* aSheetPath, const wxString& aReference,
const wxString& aFootPrint, bool aSetVisible )
{
SCH_COMPONENT* component;
bool found = false;
for( SCH_ITEM* item = m_drawList.begin(); item; item = item->Next() )
{
if( item->Type() != SCH_COMPONENT_T )
continue;
component = (SCH_COMPONENT*) item;
if( aReference.CmpNoCase( component->GetRef( aSheetPath ) ) == 0 )
{
// Found: Init Footprint Field
/* Give a reasonable value to the field position and
* orientation, if the text is empty at position 0, because
* it is probably not yet initialized
*/
SCH_FIELD * fpfield = component->GetField( FOOTPRINT );
if( fpfield->GetText().IsEmpty()
&& ( fpfield->GetTextPos() == component->GetPosition() ) )
{
fpfield->SetTextAngle( component->GetField( VALUE )->GetTextAngle() );
fpfield->SetTextPos( component->GetField( VALUE )->GetTextPos() );
fpfield->SetTextSize( component->GetField( VALUE )->GetTextSize() );
if( fpfield->GetTextAngle() == 0.0 )
fpfield->Offset( wxPoint( 0, 100 ) );
else
fpfield->Offset( wxPoint( 100, 0 ) );
}
fpfield->SetText( aFootPrint );
fpfield->SetVisible( aSetVisible );
found = true;
}
}
return found;
}
void SCH_SCREEN::AddBusAlias( std::shared_ptr<BUS_ALIAS> aAlias )
{
m_aliases.insert( aAlias );
}
bool SCH_SCREEN::IsBusAlias( const wxString& aLabel )
{
SCH_SHEET_LIST aSheets( g_RootSheet );
for( unsigned i = 0; i < aSheets.size(); i++ )
{
for( auto alias : aSheets[i].LastScreen()->GetBusAliases() )
{
if( alias->GetName() == aLabel )
{
return true;
}
}
}
return false;
}
std::shared_ptr<BUS_ALIAS> SCH_SCREEN::GetBusAlias( const wxString& aLabel )
{
SCH_SHEET_LIST aSheets( g_RootSheet );
for( unsigned i = 0; i < aSheets.size(); i++ )
{
for( auto alias : aSheets[i].LastScreen()->GetBusAliases() )
{
if( alias->GetName() == aLabel )
{
return alias;
}
}
}
return NULL;
}
#if defined(DEBUG)
void SCH_SCREEN::Show( int nestLevel, std::ostream& os ) const
{
// for now, make it look like XML, expand on this later.
NestedSpace( nestLevel, os ) << '<' << GetClass().Lower().mb_str() << ">\n";
for( EDA_ITEM* item = m_drawList.begin(); item; item = item->Next() )
{
item->Show( nestLevel+1, os );
}
NestedSpace( nestLevel, os ) << "</" << GetClass().Lower().mb_str() << ">\n";
}
#endif
/**
* Sort a list of schematic items by time stamp and type.
*/
static bool SortByTimeStamp( const EDA_ITEM* item1, const EDA_ITEM* item2 )
{
int ii = item1->GetTimeStamp() - item2->GetTimeStamp();
/* If the time stamps are the same, compare type in order to have component objects
* before sheet object. This is done because changing the sheet time stamp
* before the component time stamp could cause the current annotation to be lost.
*/
if( ( ii == 0 && ( item1->Type() != item2->Type() ) ) && ( item1->Type() == SCH_SHEET_T ) )
ii = -1;
return ii < 0;
}
SCH_SCREENS::SCH_SCREENS( SCH_SHEET* aSheet )
{
m_index = 0;
buildScreenList( ( !aSheet ) ? g_RootSheet : aSheet );
}
SCH_SCREENS::~SCH_SCREENS()
{
}
SCH_SCREEN* SCH_SCREENS::GetFirst()
{
m_index = 0;
if( m_screens.size() > 0 )
return m_screens[0];
return NULL;
}
SCH_SCREEN* SCH_SCREENS::GetNext()
{
if( m_index < m_screens.size() )
m_index++;
return GetScreen( m_index );
}
SCH_SCREEN* SCH_SCREENS::GetScreen( unsigned int aIndex ) const
{
if( aIndex < m_screens.size() )
return m_screens[ aIndex ];
return NULL;
}
void SCH_SCREENS::addScreenToList( SCH_SCREEN* aScreen )
{
if( aScreen == NULL )
return;
for( unsigned int i = 0; i < m_screens.size(); i++ )
{
if( m_screens[i] == aScreen )
return;
}
m_screens.push_back( aScreen );
}
void SCH_SCREENS::buildScreenList( SCH_SHEET* aSheet )
{
if( aSheet && aSheet->Type() == SCH_SHEET_T )
{
SCH_SCREEN* screen = aSheet->GetScreen();
addScreenToList( screen );
EDA_ITEM* strct = screen->GetDrawItems();
while( strct )
{
if( strct->Type() == SCH_SHEET_T )
{
buildScreenList( ( SCH_SHEET* )strct );
}
strct = strct->Next();
}
}
}
void SCH_SCREENS::ClearAnnotation()
{
for( size_t i = 0; i < m_screens.size(); i++ )
m_screens[i]->ClearAnnotation( NULL );
}
void SCH_SCREENS::ClearAnnotationOfNewSheetPaths( SCH_SHEET_LIST& aInitialSheetPathList )
{
// Clear the annotation for the components inside new sheetpaths
// not already in aInitialSheetList
SCH_SCREENS screensList( g_RootSheet ); // The list of screens, shared by sheet paths
screensList.BuildClientSheetPathList(); // build the shared by sheet paths, by screen
// Search for new sheet paths, not existing in aInitialSheetPathList
// and existing in sheetpathList
SCH_SHEET_LIST sheetpathList( g_RootSheet );
for( SCH_SHEET_PATH& sheetpath: sheetpathList )
{
bool path_exists = false;
for( const SCH_SHEET_PATH& existing_sheetpath: aInitialSheetPathList )
{
if( existing_sheetpath.Path() == sheetpath.Path() )
{
path_exists = true;
break;
}
}
if( !path_exists )
{
// A new sheet path is found: clear the annotation corresponding to this new path:
SCH_SCREEN* curr_screen = sheetpath.LastScreen();
// Clear annotation and create the AR for this path, if not exists,
// when the screen is shared by sheet paths.
// Otherwise ClearAnnotation do nothing, because the F1 field is used as
// reference default value and takes the latest displayed value
curr_screen->EnsureAlternateReferencesExist();
curr_screen->ClearAnnotation( &sheetpath );
}
}
}
int SCH_SCREENS::ReplaceDuplicateTimeStamps()
{
EDA_ITEMS items;
SCH_ITEM* item;
for( size_t i = 0; i < m_screens.size(); i++ )
m_screens[i]->GetHierarchicalItems( items );
if( items.size() < 2 )
return 0;
sort( items.begin(), items.end(), SortByTimeStamp );
int count = 0;
for( size_t ii = 0; ii < items.size() - 1; ii++ )
{
item = (SCH_ITEM*)items[ii];
SCH_ITEM* nextItem = (SCH_ITEM*)items[ii + 1];
if( item->GetTimeStamp() == nextItem->GetTimeStamp() )
{
count++;
// for a component, update its Time stamp and its paths
// (m_PathsAndReferences field)
if( item->Type() == SCH_COMPONENT_T )
( (SCH_COMPONENT*) item )->SetTimeStamp( GetNewTimeStamp() );
// for a sheet, update only its time stamp (annotation of its
// components will be lost)
// @todo: see how to change sheet paths for its cmp list (can
// be possible in most cases)
else
item->SetTimeStamp( GetNewTimeStamp() );
}
}
return count;
}
void SCH_SCREENS::DeleteAllMarkers( enum MARKER_BASE::TYPEMARKER aMarkerType )
{
SCH_ITEM* item;
SCH_ITEM* nextItem;
SCH_MARKER* marker;
SCH_SCREEN* screen;
for( screen = GetFirst(); screen; screen = GetNext() )
{
for( item = screen->GetDrawItems(); item; item = nextItem )
{
nextItem = item->Next();
if( item->Type() != SCH_MARKER_T )
continue;
marker = (SCH_MARKER*) item;
if( marker->GetMarkerType() != aMarkerType )
continue;
screen->DeleteItem( marker );
}
}
}
int SCH_SCREENS::GetMarkerCount( enum MARKER_BASE::TYPEMARKER aMarkerType,
enum MARKER_BASE::MARKER_SEVERITY aSeverity )
{
int count = 0;
for( SCH_SCREEN* screen = GetFirst(); screen; screen = GetNext() )
{
for( SCH_ITEM* item = screen->GetDrawItems(); item; item = item->Next() )
{
if( item->Type() != SCH_MARKER_T )
continue;
SCH_MARKER* marker = (SCH_MARKER*) item;
if( ( aMarkerType != MARKER_BASE::MARKER_UNSPEC ) &&
( marker->GetMarkerType() != aMarkerType ) )
continue;
if( aSeverity == MARKER_BASE::MARKER_SEVERITY_UNSPEC ||
aSeverity == marker->GetErrorLevel() )
count++;
}
}
return count;
}
void SCH_SCREENS::UpdateSymbolLinks( bool aForce )
{
for( SCH_SCREEN* screen = GetFirst(); screen; screen = GetNext() )
screen->UpdateSymbolLinks( aForce );
}
void SCH_SCREENS::TestDanglingEnds()
{
std::vector<SCH_SCREEN*> screens;
for( SCH_SCREEN* screen = GetFirst(); screen; screen = GetNext() )
screens.push_back( screen );
size_t parallelThreadCount = std::min<size_t>( std::thread::hardware_concurrency(),
screens.size() );
std::atomic<size_t> nextScreen( 0 );
std::vector<std::future<size_t>> returns( parallelThreadCount );
auto update_lambda = [&screens, &nextScreen]() -> size_t
{
for( auto i = nextScreen++; i < screens.size(); i = nextScreen++ )
screens[i]->TestDanglingEnds();
return 1;
};
if( parallelThreadCount == 1 )
update_lambda();
else
{
for( size_t ii = 0; ii < parallelThreadCount; ++ii )
returns[ii] = std::async( std::launch::async, update_lambda );
// Finalize the threads
for( size_t ii = 0; ii < parallelThreadCount; ++ii )
returns[ii].wait();
}
}
bool SCH_SCREENS::HasNoFullyDefinedLibIds()
{
SCH_COMPONENT* symbol;
SCH_ITEM* item;
SCH_ITEM* nextItem;
SCH_SCREEN* screen;
unsigned cnt = 0;
for( screen = GetFirst(); screen; screen = GetNext() )
{
for( item = screen->GetDrawItems(); item; item = nextItem )
{
nextItem = item->Next();
if( item->Type() != SCH_COMPONENT_T )
continue;
cnt += 1;
symbol = dynamic_cast< SCH_COMPONENT* >( item );
wxASSERT( symbol );
if( !symbol->GetLibId().GetLibNickname().empty() )
return false;
}
}
if( cnt == 0 )
return false;
return true;
}
size_t SCH_SCREENS::GetLibNicknames( wxArrayString& aLibNicknames )
{
SCH_COMPONENT* symbol;
SCH_ITEM* item;
SCH_ITEM* nextItem;
SCH_SCREEN* screen;
wxString nickname;
for( screen = GetFirst(); screen; screen = GetNext() )
{
for( item = screen->GetDrawItems(); item; item = nextItem )
{
nextItem = item->Next();
if( item->Type() != SCH_COMPONENT_T )
continue;
symbol = dynamic_cast< SCH_COMPONENT* >( item );
wxASSERT( symbol );
if( !symbol )
continue;
nickname = symbol->GetLibId().GetLibNickname();
if( !nickname.empty() && ( aLibNicknames.Index( nickname ) == wxNOT_FOUND ) )
aLibNicknames.Add( nickname );;
}
}
return aLibNicknames.GetCount();
}
int SCH_SCREENS::ChangeSymbolLibNickname( const wxString& aFrom, const wxString& aTo )
{
SCH_COMPONENT* symbol;
SCH_ITEM* item;
SCH_ITEM* nextItem;
SCH_SCREEN* screen;
int cnt = 0;
for( screen = GetFirst(); screen; screen = GetNext() )
{
for( item = screen->GetDrawItems(); item; item = nextItem )
{
nextItem = item->Next();
if( item->Type() != SCH_COMPONENT_T )
continue;
symbol = dynamic_cast< SCH_COMPONENT* >( item );
wxASSERT( symbol );
if( symbol->GetLibId().GetLibNickname() != aFrom )
continue;
LIB_ID id = symbol->GetLibId();
id.SetLibNickname( aTo );
symbol->SetLibId( id );
cnt++;
}
}
return cnt;
}
void SCH_SCREENS::BuildClientSheetPathList()
{
SCH_SHEET_LIST sheetList( g_RootSheet );
for( SCH_SCREEN* curr_screen = GetFirst(); curr_screen; curr_screen = GetNext() )
curr_screen->GetClientSheetPaths().Clear();
for( SCH_SHEET_PATH& sheetpath: sheetList )
{
SCH_SCREEN* used_screen = sheetpath.LastScreen();
// SEarch for the used_screen in list and add this unique sheet path:
for( SCH_SCREEN* curr_screen = GetFirst(); curr_screen; curr_screen = GetNext() )
{
if( used_screen == curr_screen )
{
curr_screen->GetClientSheetPaths().Add( sheetpath.Path() );
break;
}
}
}
}
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