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kicad/eeschema/sch_sheet_path.cpp

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/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2009 Jean-Pierre Charras, jaen-pierre.charras@gipsa-lab.inpg.com
* Copyright (C) 2011 Wayne Stambaugh <stambaughw@verizon.net>
* Copyright (C) 1992-2011 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_sheet_path.cpp
* @brief SCH_SHEET_PATH class implementation.
*/
#include <fctsys.h>
#include <general.h>
#include <dlist.h>
#include <class_sch_screen.h>
#include <sch_item_struct.h>
#include <sch_reference_list.h>
#include <class_library.h>
#include <sch_sheet.h>
#include <sch_sheet_path.h>
#include <sch_component.h>
#include <template_fieldnames.h>
#include <dialogs/dialog_schematic_find.h>
#include <boost/foreach.hpp>
#include <wx/filename.h>
SCH_SHEET_PATH::SCH_SHEET_PATH()
{
for( int i = 0; i<DSLSZ; i++ )
m_sheets[i] = NULL;
m_numSheets = 0;
}
bool SCH_SHEET_PATH::BuildSheetPathInfoFromSheetPathValue( const wxString& aPath, bool aFound )
{
if( aFound )
return true;
if( GetCount() == 0 )
Push( g_RootSheet );
if( aPath == Path() )
return true;
SCH_ITEM* schitem = LastDrawList();
while( schitem && GetCount() < NB_MAX_SHEET )
{
if( schitem->Type() == SCH_SHEET_T )
{
SCH_SHEET* sheet = (SCH_SHEET*) schitem;
Push( sheet );
if( aPath == Path() )
return true;
if( BuildSheetPathInfoFromSheetPathValue( aPath ) )
return true;
Pop();
}
schitem = schitem->Next();
}
return false;
}
int SCH_SHEET_PATH::Cmp( const SCH_SHEET_PATH& aSheetPathToTest ) const
{
if( m_numSheets > aSheetPathToTest.m_numSheets )
return 1;
if( m_numSheets < aSheetPathToTest.m_numSheets )
return -1;
//otherwise, same number of sheets.
for( unsigned i = 0; i<m_numSheets; i++ )
{
if( m_sheets[i]->GetTimeStamp() > aSheetPathToTest.m_sheets[i]->GetTimeStamp() )
return 1;
if( m_sheets[i]->GetTimeStamp() < aSheetPathToTest.m_sheets[i]->GetTimeStamp() )
return -1;
}
return 0;
}
SCH_SHEET* SCH_SHEET_PATH::Last() const
{
if( m_numSheets )
return m_sheets[m_numSheets - 1];
return NULL;
}
SCH_SCREEN* SCH_SHEET_PATH::LastScreen() const
{
SCH_SHEET* lastSheet = Last();
if( lastSheet )
return lastSheet->GetScreen();
return NULL;
}
SCH_ITEM* SCH_SHEET_PATH::LastDrawList() const
{
SCH_SHEET* lastSheet = Last();
if( lastSheet && lastSheet->GetScreen() )
return lastSheet->GetScreen()->GetDrawItems();
return NULL;
}
SCH_ITEM* SCH_SHEET_PATH::FirstDrawList() const
{
SCH_ITEM* item = NULL;
if( m_numSheets && m_sheets[0]->GetScreen() )
item = m_sheets[0]->GetScreen()->GetDrawItems();
/* @fixme - These lists really should be one of the boost pointer containers. This
* is a brain dead hack to allow reverse iteration of EDA_ITEM linked
* list.
*/
SCH_ITEM* lastItem = NULL;
while( item )
{
lastItem = item;
item = item->Next();
}
return lastItem;
}
void SCH_SHEET_PATH::Push( SCH_SHEET* aSheet )
{
wxCHECK_RET( m_numSheets < DSLSZ,
wxString::Format( _( "Schematic sheets can only be nested %d levels deep." ),
DSLSZ ) );
m_sheets[ m_numSheets ] = aSheet;
m_numSheets++;
}
SCH_SHEET* SCH_SHEET_PATH::Pop()
{
if( m_numSheets > 0 )
{
m_numSheets--;
return m_sheets[m_numSheets];
}
return NULL;
}
wxString SCH_SHEET_PATH::Path() const
{
wxString s, t;
s = wxT( "/" ); // This is the root path
// start at 1 to avoid the root sheet,
// which does not need to be added to the path
// it's timestamp changes anyway.
for( unsigned i = 1; i < m_numSheets; i++ )
{
t.Printf( _( "%8.8lX/" ), (long unsigned) m_sheets[i]->GetTimeStamp() );
s = s + t;
}
return s;
}
wxString SCH_SHEET_PATH::PathHumanReadable() const
{
wxString s;
s = wxT( "/" );
// start at 1 to avoid the root sheet, as above.
for( unsigned i = 1; i< m_numSheets; i++ )
{
s = s + m_sheets[i]->GetName() + wxT( "/" );
}
return s;
}
void SCH_SHEET_PATH::GetComponents( PART_LIBS* aLibs, SCH_REFERENCE_LIST& aReferences, bool aIncludePowerSymbols )
{
// Search to sheet path number:
int sheetnumber = 1; // 1 = root
SCH_SHEET_LIST sheetList;
for( SCH_SHEET_PATH* path = sheetList.GetFirst(); path; path = sheetList.GetNext(), sheetnumber++ )
{
if( Cmp( *path ) == 0 )
break;
}
for( SCH_ITEM* item = LastDrawList(); item; item = item->Next() )
{
if( item->Type() == SCH_COMPONENT_T )
{
SCH_COMPONENT* component = (SCH_COMPONENT*) item;
// Skip pseudo components, which have a reference starting with #. This mainly
// affects power symbols.
if( !aIncludePowerSymbols && component->GetRef( Last() )[0] == wxT( '#' ) )
continue;
LIB_PART* part = aLibs->FindLibPart( component->GetPartName() );
if( part )
{
SCH_REFERENCE reference = SCH_REFERENCE( component, part, *this );
reference.SetSheetNumber( sheetnumber );
aReferences.AddItem( reference );
}
}
}
}
void SCH_SHEET_PATH::GetMultiUnitComponents( PART_LIBS* aLibs, SCH_MULTI_UNIT_REFERENCE_MAP &aRefList,
bool aIncludePowerSymbols )
{
// Find sheet path number
int sheetnumber = 1; // 1 = root
SCH_SHEET_LIST sheetList;
for( SCH_SHEET_PATH* path = sheetList.GetFirst(); path; path = sheetList.GetNext(), sheetnumber++ )
{
if( Cmp( *path ) == 0 )
break;
}
for( SCH_ITEM* item = LastDrawList(); item; item = item->Next() )
{
if( item->Type() != SCH_COMPONENT_T ) continue;
SCH_COMPONENT* component = (SCH_COMPONENT*) item;
// Skip pseudo components, which have a reference starting with #. This mainly
// affects power symbols.
if( !aIncludePowerSymbols && component->GetRef( Last() )[0] == wxT( '#' ) )
continue;
LIB_PART* part = aLibs->FindLibPart( component->GetPartName() );
if( part && part->GetUnitCount() > 1 )
{
SCH_REFERENCE reference = SCH_REFERENCE( component, part, *this );
reference.SetSheetNumber( sheetnumber );
wxString reference_str = reference.GetRef();
// Never lock unassigned references
if( reference_str[reference_str.Len() - 1] == '?' ) continue;
aRefList[reference_str].AddItem( reference );
}
}
}
SCH_ITEM* SCH_SHEET_PATH::FindNextItem( KICAD_T aType, SCH_ITEM* aLastItem, bool aWrap ) const
{
bool hasWrapped = false;
bool firstItemFound = false;
SCH_ITEM* drawItem = LastDrawList();
while( drawItem )
{
if( drawItem->Type() == aType )
{
if( !aLastItem || firstItemFound )
{
return drawItem;
}
else if( !firstItemFound && drawItem == aLastItem )
{
firstItemFound = true;
}
}
drawItem = drawItem->Next();
if( !drawItem && aLastItem && aWrap && !hasWrapped )
{
hasWrapped = true;
drawItem = LastDrawList();
}
}
return NULL;
}
SCH_ITEM* SCH_SHEET_PATH::FindPreviousItem( KICAD_T aType, SCH_ITEM* aLastItem, bool aWrap ) const
{
bool hasWrapped = false;
bool firstItemFound = false;
SCH_ITEM* drawItem = FirstDrawList();
while( drawItem )
{
if( drawItem->Type() == aType )
{
if( aLastItem == NULL || firstItemFound )
{
return drawItem;
}
else if( !firstItemFound && drawItem == aLastItem )
{
firstItemFound = true;
}
}
drawItem = drawItem->Back();
if( drawItem == NULL && aLastItem && aWrap && !hasWrapped )
{
hasWrapped = true;
drawItem = FirstDrawList();
}
}
return NULL;
}
bool SCH_SHEET_PATH::SetComponentFootprint( const wxString& aReference, const wxString& aFootPrint,
bool aSetVisible )
{
SCH_SCREEN* screen = LastScreen();
if( screen == NULL )
return false;
return screen->SetComponentFootprint( this, aReference, aFootPrint, aSetVisible );
}
SCH_SHEET_PATH& SCH_SHEET_PATH::operator=( const SCH_SHEET_PATH& d1 )
{
if( this == &d1 ) // Self assignment is bad!
return *this;
m_numSheets = d1.m_numSheets;
unsigned i;
for( i = 0; i < m_numSheets; i++ )
m_sheets[i] = d1.m_sheets[i];
for( ; i < DSLSZ; i++ )
m_sheets[i] = 0;
return *this;
}
bool SCH_SHEET_PATH::operator==( const SCH_SHEET_PATH& d1 ) const
{
if( m_numSheets != d1.m_numSheets )
return false;
for( unsigned i = 0; i < m_numSheets; i++ )
{
if( m_sheets[i] != d1.m_sheets[i] )
return false;
}
return true;
}
bool SCH_SHEET_PATH::TestForRecursion( const wxString& aSrcFileName,
const wxString& aDestFileName ) const
{
wxFileName rootFn = g_RootSheet->GetFileName();
wxFileName srcFn = aSrcFileName;
wxFileName destFn = aDestFileName;
if( srcFn.IsRelative() )
srcFn.MakeAbsolute( rootFn.GetPath() );
if( destFn.IsRelative() )
destFn.MakeAbsolute( rootFn.GetPath() );
// The source and destination sheet file names cannot be the same.
if( srcFn == destFn )
return true;
/// @todo Store sheet file names with full path, either relative to project path
/// or absolute path. The current design always assumes subsheet files are
/// located in the project folder which may or may not be desirable.
unsigned i = 0;
while( i < m_numSheets )
{
wxFileName cmpFn = m_sheets[i]->GetFileName();
if( cmpFn.IsRelative() )
cmpFn.MakeAbsolute( rootFn.GetPath() );
// Test if the file name of the destination sheet is in anywhere in this sheet path.
if( cmpFn == destFn )
break;
i++;
}
// The destination sheet file name was not found in the sheet path or the destination
// sheet file name is the root sheet so no recursion is possible.
if( i >= m_numSheets || i == 0 )
return false;
// Walk back up to the root sheet to see if the source file name is already a parent in
// the sheet path. If so, recursion will occur.
do
{
i -= 1;
wxFileName cmpFn = m_sheets[i]->GetFileName();
if( cmpFn.IsRelative() )
cmpFn.MakeAbsolute( rootFn.GetPath() );
if( cmpFn == srcFn )
return true;
} while( i != 0 );
// The source sheet file name is not a parent of the destination sheet file name.
return false;
}
int SCH_SHEET_PATH::FindSheet( const wxString& aFileName ) const
{
for( unsigned i = 0; i < m_numSheets; i++ )
{
if( m_sheets[i]->GetFileName().CmpNoCase( aFileName ) == 0 )
return (int)i;
}
return SHEET_NOT_FOUND;
}
SCH_SHEET* SCH_SHEET_PATH::FindSheetByName( const wxString& aSheetName )
{
for( unsigned i = 0; i < m_numSheets; i++ )
{
if( m_sheets[i]->GetName().CmpNoCase( aSheetName ) == 0 )
return m_sheets[i];
}
return NULL;
}
/********************************************************************/
/* Class SCH_SHEET_LIST to handle the list of Sheets in a hierarchy */
/********************************************************************/
SCH_SHEET_LIST::SCH_SHEET_LIST( SCH_SHEET* aSheet )
{
m_index = 0;
m_count = 0;
m_list = NULL;
m_isRootSheet = false;
if( aSheet == NULL )
aSheet = g_RootSheet;
BuildSheetList( aSheet );
}
SCH_SHEET_PATH* SCH_SHEET_LIST::GetFirst()
{
m_index = 0;
if( GetCount() > 0 )
return &( m_list[0] );
return NULL;
}
SCH_SHEET_PATH* SCH_SHEET_LIST::GetNext()
{
if( m_index < GetCount() )
m_index++;
return GetSheet( m_index );
}
SCH_SHEET_PATH* SCH_SHEET_LIST::GetLast()
{
if( GetCount() == 0 )
return NULL;
m_index = GetCount() - 1;
return GetSheet( m_index );
}
SCH_SHEET_PATH* SCH_SHEET_LIST::GetPrevious()
{
if( m_index == 0 )
return NULL;
m_index -= 1;
return GetSheet( m_index );
}
SCH_SHEET_PATH* SCH_SHEET_LIST::GetSheet( int aIndex ) const
{
if( aIndex < GetCount() )
return &( m_list[aIndex] );
return NULL;
}
SCH_SHEET_PATH* SCH_SHEET_LIST::GetSheetByPath( const wxString aPath, bool aHumanReadable )
{
SCH_SHEET_PATH* sheet = GetFirst();
wxString sheetPath;
while( sheet )
{
sheetPath = ( aHumanReadable ) ? sheet->PathHumanReadable() : sheet->Path();
if( sheetPath == aPath )
return sheet;
sheet = GetNext();
}
return NULL;
}
void SCH_SHEET_LIST::BuildSheetList( SCH_SHEET* aSheet )
{
wxCHECK_RET( aSheet != NULL, wxT( "Cannot build sheet list from undefined sheet." ) );
if( aSheet == g_RootSheet )
m_isRootSheet = true;
if( m_list == NULL )
{
int count = aSheet->CountSheets();
m_count = count;
m_index = 0;
m_list = new SCH_SHEET_PATH[ count ];
m_currList.Clear();
}
m_currList.Push( aSheet );
m_list[m_index] = m_currList;
m_index++;
if( aSheet->GetScreen() )
{
EDA_ITEM* strct = m_currList.LastDrawList();
while( strct )
{
if( strct->Type() == SCH_SHEET_T )
{
SCH_SHEET* sheet = (SCH_SHEET*) strct;
BuildSheetList( sheet );
}
strct = strct->Next();
}
}
m_currList.Pop();
}
void SCH_SHEET_LIST::GetComponents( PART_LIBS* aLibs, SCH_REFERENCE_LIST& aReferences,
bool aIncludePowerSymbols )
{
for( SCH_SHEET_PATH* path = GetFirst(); path; path = GetNext() )
path->GetComponents( aLibs, aReferences, aIncludePowerSymbols );
}
void SCH_SHEET_LIST::GetMultiUnitComponents( PART_LIBS* aLibs,
SCH_MULTI_UNIT_REFERENCE_MAP &aRefList, bool aIncludePowerSymbols )
{
for( SCH_SHEET_PATH* path = GetFirst(); path; path = GetNext() )
{
SCH_MULTI_UNIT_REFERENCE_MAP tempMap;
path->GetMultiUnitComponents( aLibs, tempMap );
BOOST_FOREACH( SCH_MULTI_UNIT_REFERENCE_MAP::value_type& pair, tempMap )
{
// Merge this list into the main one
unsigned n_refs = pair.second.GetCount();
for( unsigned thisRef = 0; thisRef < n_refs; ++thisRef )
{
aRefList[pair.first].AddItem( pair.second[thisRef] );
}
}
}
}
SCH_ITEM* SCH_SHEET_LIST::FindNextItem( KICAD_T aType, SCH_SHEET_PATH** aSheetFoundIn,
SCH_ITEM* aLastItem, bool aWrap )
{
bool hasWrapped = false;
bool firstItemFound = false;
SCH_ITEM* drawItem = NULL;
SCH_SHEET_PATH* sheet = GetFirst();
while( sheet )
{
drawItem = sheet->LastDrawList();
while( drawItem )
{
if( drawItem->Type() == aType )
{
if( aLastItem == NULL || firstItemFound )
{
if( aSheetFoundIn )
*aSheetFoundIn = sheet;
return drawItem;
}
else if( !firstItemFound && drawItem == aLastItem )
{
firstItemFound = true;
}
}
drawItem = drawItem->Next();
}
sheet = GetNext();
if( sheet == NULL && aLastItem && aWrap && !hasWrapped )
{
hasWrapped = true;
sheet = GetFirst();
}
}
return NULL;
}
SCH_ITEM* SCH_SHEET_LIST::FindPreviousItem( KICAD_T aType, SCH_SHEET_PATH** aSheetFoundIn,
SCH_ITEM* aLastItem, bool aWrap )
{
bool hasWrapped = false;
bool firstItemFound = false;
SCH_ITEM* drawItem = NULL;
SCH_SHEET_PATH* sheet = GetLast();
while( sheet )
{
drawItem = sheet->FirstDrawList();
while( drawItem )
{
if( drawItem->Type() == aType )
{
if( aLastItem == NULL || firstItemFound )
{
if( aSheetFoundIn )
*aSheetFoundIn = sheet;
return drawItem;
}
else if( !firstItemFound && drawItem == aLastItem )
{
firstItemFound = true;
}
}
drawItem = drawItem->Back();
}
sheet = GetPrevious();
if( sheet == NULL && aLastItem && aWrap && !hasWrapped )
{
hasWrapped = true;
sheet = GetLast();
}
}
return NULL;
}
bool SCH_SHEET_LIST::SetComponentFootprint( const wxString& aReference,
const wxString& aFootPrint, bool aSetVisible )
{
bool found = false;
for( SCH_SHEET_PATH* path = GetFirst(); path; path = GetNext() )
found = path->SetComponentFootprint( aReference, aFootPrint, aSetVisible );
return found;
}
bool SCH_SHEET_LIST::IsComplexHierarchy() const
{
wxString fileName;
for( int i = 0; i < m_count; i++ )
{
fileName = m_list[i].Last()->GetFileName();
for( int j = 0; j < m_count; j++ )
{
if( i == j )
continue;
if( fileName == m_list[j].Last()->GetFileName() )
return true;
}
}
return false;
}
bool SCH_SHEET_LIST::TestForRecursion( const SCH_SHEET_LIST& aSrcSheetHierarchy,
const wxString& aDestFileName ) const
{
wxFileName rootFn = g_RootSheet->GetFileName();
wxFileName destFn = aDestFileName;
if( destFn.IsRelative() )
destFn.MakeAbsolute( rootFn.GetPath() );
// Test each SCH_SHEET_PATH in this SCH_SHEET_LIST for potential recursion.
for( int i = 0; i < m_count; i++ )
{
// Test each SCH_SHEET_PATH in the source sheet.
for( int j = 0; j < aSrcSheetHierarchy.GetCount(); j++ )
{
SCH_SHEET_PATH* sheetPath = aSrcSheetHierarchy.GetSheet( j );
for( unsigned k = 0; k < sheetPath->GetCount(); k++ )
{
if( m_list[i].TestForRecursion( sheetPath->GetSheet( k )->GetFileName(),
aDestFileName ) )
return true;
}
}
}
// The source sheet file can safely be added to the destination sheet file.
return false;
}
SCH_SHEET* SCH_SHEET_LIST::FindSheetByName( const wxString& aSheetName )
{
for( int i = 0; i < m_count; i++ )
{
SCH_SHEET* sheet = m_list[i].FindSheetByName( aSheetName );
if( sheet )
return sheet;
}
return NULL;
}
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