kicad/eeschema/sch_collectors.cpp

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/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2011 Wayne Stambaugh <stambaughw@gmail.com>
* Copyright (C) 2004-2018 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_collectors.cpp
*/
#include <macros.h>
#include <trace_helpers.h>
#include <sch_sheet_path.h>
#include <transform.h>
#include <sch_collectors.h>
#include <sch_component.h>
#include <sch_line.h>
#include <sch_bus_entry.h>
const KICAD_T SCH_COLLECTOR::AllItems[] = {
SCH_MARKER_T,
SCH_JUNCTION_T,
SCH_NO_CONNECT_T,
SCH_BUS_BUS_ENTRY_T,
SCH_BUS_WIRE_ENTRY_T,
SCH_LINE_T,
SCH_BITMAP_T,
SCH_TEXT_T,
SCH_LABEL_T,
SCH_GLOBAL_LABEL_T,
SCH_HIERARCHICAL_LABEL_T,
SCH_FIELD_T,
SCH_COMPONENT_T,
LIB_PIN_T,
SCH_SHEET_PIN_T,
SCH_SHEET_T,
EOT
};
const KICAD_T SCH_COLLECTOR::AllItemsButPins[] = {
SCH_MARKER_T,
SCH_JUNCTION_T,
SCH_NO_CONNECT_T,
SCH_BUS_BUS_ENTRY_T,
SCH_BUS_WIRE_ENTRY_T,
SCH_LINE_T,
SCH_BITMAP_T,
SCH_TEXT_T,
SCH_LABEL_T,
SCH_GLOBAL_LABEL_T,
SCH_HIERARCHICAL_LABEL_T,
SCH_FIELD_T,
SCH_COMPONENT_T,
SCH_SHEET_PIN_T,
SCH_SHEET_T,
EOT
};
const KICAD_T SCH_COLLECTOR::EditableItems[] = {
SCH_TEXT_T,
SCH_LABEL_T,
SCH_GLOBAL_LABEL_T,
SCH_HIERARCHICAL_LABEL_T,
SCH_FIELD_T,
SCH_COMPONENT_T,
SCH_SHEET_PIN_T,
SCH_SHEET_T,
SCH_BITMAP_T,
SCH_LINE_T,
EOT
};
const KICAD_T SCH_COLLECTOR::CmpFieldValueOnly[] = {
SCH_FIELD_LOCATE_VALUE_T,
EOT
};
const KICAD_T SCH_COLLECTOR::CmpFieldReferenceOnly[] = {
SCH_FIELD_LOCATE_REFERENCE_T,
EOT
};
const KICAD_T SCH_COLLECTOR::CmpFieldFootprintOnly[] = {
SCH_FIELD_LOCATE_FOOTPRINT_T,
EOT
};
const KICAD_T SCH_COLLECTOR::MovableItems[] = {
SCH_MARKER_T,
SCH_JUNCTION_T,
SCH_NO_CONNECT_T,
SCH_BUS_BUS_ENTRY_T,
SCH_BUS_WIRE_ENTRY_T,
// SCH_LINE_T,
SCH_BITMAP_T,
SCH_TEXT_T,
SCH_LABEL_T,
SCH_GLOBAL_LABEL_T,
SCH_HIERARCHICAL_LABEL_T,
SCH_FIELD_T,
SCH_COMPONENT_T,
SCH_SHEET_PIN_T,
SCH_SHEET_T,
EOT
};
const KICAD_T SCH_COLLECTOR::DraggableItems[] = {
SCH_JUNCTION_T,
SCH_BUS_BUS_ENTRY_T,
SCH_BUS_WIRE_ENTRY_T,
SCH_LINE_T,
SCH_LABEL_T,
SCH_GLOBAL_LABEL_T,
SCH_HIERARCHICAL_LABEL_T,
SCH_COMPONENT_T,
SCH_SHEET_T,
EOT
};
const KICAD_T SCH_COLLECTOR::RotatableItems[] = {
SCH_TEXT_T,
SCH_LABEL_T,
SCH_GLOBAL_LABEL_T,
SCH_HIERARCHICAL_LABEL_T,
SCH_FIELD_T,
SCH_COMPONENT_T,
SCH_SHEET_T,
SCH_BITMAP_T,
EOT
};
const KICAD_T SCH_COLLECTOR::ParentItems[] = {
SCH_MARKER_T,
SCH_JUNCTION_T,
SCH_NO_CONNECT_T,
SCH_BUS_BUS_ENTRY_T,
SCH_BUS_WIRE_ENTRY_T,
SCH_LINE_T,
SCH_TEXT_T,
SCH_LABEL_T,
SCH_GLOBAL_LABEL_T,
SCH_HIERARCHICAL_LABEL_T,
SCH_COMPONENT_T,
SCH_SHEET_PIN_T,
SCH_SHEET_T,
SCH_BITMAP_T,
EOT
};
const KICAD_T SCH_COLLECTOR::ComponentsOnly[] = {
SCH_COMPONENT_T,
EOT
};
const KICAD_T SCH_COLLECTOR::SheetsOnly[] = {
SCH_SHEET_T,
EOT
};
const KICAD_T SCH_COLLECTOR::SheetsAndSheetLabels[] = {
SCH_SHEET_PIN_T,
SCH_SHEET_T,
EOT
};
const KICAD_T SCH_COLLECTOR::OrientableItems[] = {
SCH_COMPONENT_T,
SCH_BITMAP_T,
SCH_SHEET_T,
EOT
};
const KICAD_T SCH_COLLECTOR::CopyableItems[] = {
SCH_TEXT_T,
SCH_LABEL_T,
SCH_GLOBAL_LABEL_T,
SCH_HIERARCHICAL_LABEL_T,
SCH_COMPONENT_T,
EOT
};
const KICAD_T SCH_COLLECTOR::DoubleClickItems[] = {
SCH_TEXT_T,
SCH_LABEL_T,
SCH_GLOBAL_LABEL_T,
SCH_HIERARCHICAL_LABEL_T,
SCH_COMPONENT_T,
SCH_SHEET_T,
SCH_BITMAP_T,
SCH_FIELD_T,
SCH_MARKER_T,
EOT
};
SEARCH_RESULT SCH_COLLECTOR::Inspect( EDA_ITEM* aItem, void* aTestData )
{
if( aItem->Type() != LIB_PIN_T && !aItem->HitTest( m_RefPos ) )
return SEARCH_CONTINUE;
// Pins have special hit testing requirements that are relative to their parent
// SCH_COMPONENT item.
if( aItem->Type() == LIB_PIN_T )
{
wxCHECK_MSG( aTestData && ( (EDA_ITEM*) aTestData )->Type() == SCH_COMPONENT_T,
SEARCH_CONTINUE, wxT( "Cannot inspect invalid data. Bad programmer!" ) );
// Pin hit testing is relative to the components position and orientation in the
// schematic. The hit test position must be converted to library coordinates.
SCH_COMPONENT* component = (SCH_COMPONENT*) aTestData;
TRANSFORM transform = component->GetTransform().InverseTransform();
wxPoint position = transform.TransformCoordinate( m_RefPos - component->GetPosition() );
position.y *= -1; // Y axis polarity in schematic is inverted from library.
if( !aItem->HitTest( position ) )
return SEARCH_CONTINUE;
}
Append( aItem );
return SEARCH_CONTINUE;
}
void SCH_COLLECTOR::Collect( SCH_ITEM* aItem, const KICAD_T aFilterList[],
const wxPoint& aPosition )
{
Empty(); // empty the collection just in case
SetScanTypes( aFilterList );
// remember where the snapshot was taken from and pass refPos to the Inspect() function.
SetRefPos( aPosition );
EDA_ITEM::IterateForward( aItem, m_inspector, NULL, m_ScanTypes );
}
bool SCH_COLLECTOR::IsCorner() const
{
if( GetCount() != 2 )
return false;
bool is_busentry0 = (dynamic_cast<SCH_BUS_ENTRY_BASE*>( m_List[0] ) != NULL);
bool is_busentry1 = (dynamic_cast<SCH_BUS_ENTRY_BASE*>( m_List[1] ) != NULL);
if( (m_List[0]->Type() == SCH_LINE_T) && (m_List[1]->Type() == SCH_LINE_T) )
return ( ( SCH_LINE* ) m_List[0])->GetLayer() == ( ( SCH_LINE* ) m_List[1])->GetLayer();
if( (m_List[0]->Type() == SCH_LINE_T) && is_busentry1 )
return true;
if( is_busentry0 && (m_List[1]->Type() == SCH_LINE_T) )
return true;
return false;
}
bool SCH_COLLECTOR::IsNode( bool aIncludePins ) const
{
for( size_t i = 0; i < m_List.size(); i++ )
{
SCH_ITEM* item = (SCH_ITEM*) m_List[ i ];
KICAD_T type = item->Type();
if( type == SCH_JUNCTION_T )
continue;
if( type == SCH_LINE_T )
{
if( item->GetLayer() != LAYER_WIRE )
return false;
continue;
}
if( type == LIB_PIN_T )
{
if( !aIncludePins )
return false;
continue;
}
// Any other item types indicate that this collection is not a node.
return false;
}
return true;
}
bool SCH_COLLECTOR::IsDraggableJunction() const
{
for( size_t i = 0; i < m_List.size(); i++ )
if( ( (SCH_ITEM*) m_List[ i ] )->Type() == SCH_JUNCTION_T )
return true;
return false;
}
/**
* A singleton item of this class is returned for a weak reference that no longer exists.
* Its sole purpose is to flag the item as having been deleted.
*/
class DELETED_SCH_ITEM : public SCH_ITEM
{
public:
DELETED_SCH_ITEM() :
SCH_ITEM( nullptr, NOT_USED )
{}
wxString GetSelectMenuText( EDA_UNITS_T aUnits ) const override
{
return _( "(Deleted Item)" );
}
wxString GetClass() const override
{
return wxT( "DELETED_SCH_ITEM" );
}
// define pure virtuals:
wxPoint GetPosition() const override { return wxPoint(); }
void SetPosition( const wxPoint& ) override {}
void Draw( EDA_DRAW_PANEL* , wxDC* , const wxPoint& , GR_DRAWMODE , COLOR4D ) override {}
#if defined(DEBUG)
void Show( int , std::ostream& ) const override {}
#endif
void Move( const wxPoint& ) override {}
void MirrorY( int ) override {}
void MirrorX( int ) override {}
void Rotate( wxPoint ) override {}
};
DELETED_SCH_ITEM g_DeletedSchItem;
SCH_ITEM* SCH_FIND_COLLECTOR::GetItem( int ndx ) const
{
if( (unsigned)ndx >= (unsigned)GetCount() )
return NULL;
// Do not simply return m_List[ ndx ] as it might have been deleted. Instead
// treat it as a weak reference and search the sheets for an item with the same
// pointer value.
void* weakRef = m_List[ ndx ];
SCH_ITEM* item = &g_DeletedSchItem;
INSPECTOR_FUNC inspector = [&] ( EDA_ITEM* candidate, void* testData )
{
if( (void*) candidate == weakRef )
{
item = (SCH_ITEM*) candidate;
return SEARCH_QUIT;
}
return SEARCH_CONTINUE;
};
for( unsigned i = 0; i < m_sheetPaths.size(); i++ )
{
EDA_ITEM::IterateForward( m_sheetPaths[ i ].LastDrawList(),
inspector, nullptr, SCH_COLLECTOR::AllItems );
}
return item;
}
SCH_ITEM* SCH_FIND_COLLECTOR::operator[]( int ndx ) const
{
return GetItem( ndx );
}
bool SCH_FIND_COLLECTOR::PassedEnd() const
{
bool retv = false;
wxUint32 flags = m_findReplaceData.GetFlags();
if( GetCount() == 0 )
return true;
if( !(flags & FR_SEARCH_WRAP) || (flags & FR_SEARCH_REPLACE) )
{
if( flags & wxFR_DOWN )
{
if( m_foundIndex >= GetCount() )
retv = true;
}
else
{
if( m_foundIndex < 0 )
retv = true;
}
}
return retv;
}
#if defined(DEBUG)
void SCH_FIND_COLLECTOR::dump()
{
int tmp = m_foundIndex;
wxLogTrace( traceFindReplace, wxT( "%d items found to replace %s with %s." ),
GetCount(), GetChars( m_findReplaceData.GetFindString() ),
GetChars( m_findReplaceData.GetReplaceString() ) );
for( m_foundIndex = 0; m_foundIndex < GetCount(); m_foundIndex++ )
wxLogTrace( traceFindReplace, wxT( " " ) + GetText( MILLIMETRES ) );
m_foundIndex = tmp;
}
#endif
void SCH_FIND_COLLECTOR::UpdateIndex()
{
wxUint32 flags = m_findReplaceData.GetFlags();
if( flags & wxFR_DOWN )
{
if( m_foundIndex < GetCount() )
m_foundIndex += 1;
if( (m_foundIndex >= GetCount()) && (flags & FR_SEARCH_WRAP) )
m_foundIndex = 0;
}
else
{
if( m_foundIndex >= 0 )
m_foundIndex -= 1;
if( (m_foundIndex < 0) && (flags & FR_SEARCH_WRAP) )
m_foundIndex = GetCount() - 1;
}
}
SCH_FIND_COLLECTOR_DATA SCH_FIND_COLLECTOR::GetFindData( int aIndex )
{
wxCHECK_MSG( (unsigned) aIndex < m_data.size(), SCH_FIND_COLLECTOR_DATA(),
wxT( "Attempt to get find data outside of list boundary." ) );
return m_data[ aIndex ];
}
wxString SCH_FIND_COLLECTOR::GetText( EDA_UNITS_T aUnits )
{
wxCHECK_MSG( (GetCount() != 0) && IsValidIndex( m_foundIndex ), wxEmptyString,
wxT( "Cannot get found item at invalid index." ) );
SCH_FIND_COLLECTOR_DATA data = m_data[ m_foundIndex ];
EDA_ITEM* foundItem = GetItem( m_foundIndex );
if( data.GetParent() )
{
return wxString::Format( _( "Child item %s of parent item %s found in sheet %s" ),
foundItem->GetSelectMenuText( aUnits ),
data.GetParent()->GetSelectMenuText( aUnits ),
data.GetSheetPath() );
}
else
{
return wxString::Format( _( "Item %s found in sheet %s" ),
foundItem->GetSelectMenuText( aUnits ),
data.GetSheetPath() );
}
}
EDA_ITEM* SCH_FIND_COLLECTOR::GetItem( SCH_FIND_COLLECTOR_DATA& aData )
{
if( PassedEnd() )
return NULL;
aData = m_data[ m_foundIndex ];
return GetItem( m_foundIndex );
}
bool SCH_FIND_COLLECTOR::ReplaceItem( SCH_SHEET_PATH* aSheetPath )
{
if( PassedEnd() )
return false;
wxCHECK_MSG( IsValidIndex( m_foundIndex ), false,
wxT( "Invalid replace list index in SCH_FIND_COLLECTOR." ) );
EDA_ITEM* item = GetItem( m_foundIndex );
bool replaced = item->Replace( m_findReplaceData, aSheetPath );
return replaced;
}
SEARCH_RESULT SCH_FIND_COLLECTOR::Inspect( EDA_ITEM* aItem, void* aTestData )
{
wxPoint position;
if( aItem->Matches( m_findReplaceData, m_currentSheetPath, &position ) )
{
if( aItem->Type() == LIB_PIN_T )
{
wxCHECK_MSG( aTestData && ( (EDA_ITEM*) aTestData )->Type() == SCH_COMPONENT_T,
SEARCH_CONTINUE, wxT( "Cannot inspect invalid data. Bad programmer!" ) );
// Pin positions are relative to their parent component's position and
// orientation in the schematic. The pin's position must be converted
// schematic coordinates.
SCH_COMPONENT* component = (SCH_COMPONENT*) aTestData;
TRANSFORM transform = component->GetTransform();
position.y = -position.y;
position = transform.TransformCoordinate( position ) + component->GetPosition();
}
Append( aItem );
m_data.push_back( SCH_FIND_COLLECTOR_DATA( position,
m_currentSheetPath->PathHumanReadable(),
(SCH_ITEM*) aTestData ) );
}
return SEARCH_CONTINUE;
}
void SCH_FIND_COLLECTOR::SetReplaceString( const wxString &aReplaceString )
{
m_findReplaceData.SetReplaceString( aReplaceString );
}
void SCH_FIND_COLLECTOR::Collect( SCH_FIND_REPLACE_DATA& aFindReplaceData,
SCH_SHEET_PATH* aSheetPath )
{
if( !IsSearchRequired( aFindReplaceData ) && !m_List.empty() && !m_forceSearch )
return;
m_findReplaceData = aFindReplaceData;
Empty(); // empty the collection just in case
m_data.clear();
m_foundIndex = 0;
m_sheetPaths.clear();
SetForceSearch( false );
if( aSheetPath )
{
m_currentSheetPath = aSheetPath;
m_sheetPaths.push_back( *m_currentSheetPath );
EDA_ITEM::IterateForward( aSheetPath->LastDrawList(), m_inspector, NULL, m_ScanTypes );
}
else
{
SCH_SHEET_LIST schematic( g_RootSheet );
for( unsigned i = 0; i < schematic.size(); i++ )
{
m_currentSheetPath = &schematic[i];
m_sheetPaths.push_back( *m_currentSheetPath );
EDA_ITEM::IterateForward( m_currentSheetPath->LastDrawList(), m_inspector, NULL, m_ScanTypes );
}
}
#if defined(DEBUG)
dump();
#endif
if( m_List.size() != m_data.size() )
{
wxFAIL_MSG( wxT( "List size mismatch." ) );
m_List.clear();
m_data.clear();
}
}
SEARCH_RESULT SCH_TYPE_COLLECTOR::Inspect( EDA_ITEM* aItem, void* testData )
{
// The Vist() function only visits the testItem if its type was in the
// the scanList, so therefore we can collect anything given to us here.
Append( aItem );
return SEARCH_CONTINUE;
}
void SCH_TYPE_COLLECTOR::Collect( SCH_ITEM* aItem, const KICAD_T aFilterList[] )
{
Empty(); // empty the collection
SetScanTypes( aFilterList );
EDA_ITEM::IterateForward( aItem, m_inspector, NULL, m_ScanTypes );
}