fp_tree_synchronizing_adapter.cpp

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/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright (C) 2017 CERN
 * Copyright (C) 2019-2021 KiCad Developers, see AUTHORS.txt for contributors.
 * @author Maciej Suminski <[email protected]>
 *
 * 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 3
 * 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:
 * https://www.gnu.org/licenses/gpl-3.0.html
 * or you may search the http://www.gnu.org website for the version 3 license,
 * or you may write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
 */

#include <fp_tree_synchronizing_adapter.h>
#include <footprint_edit_frame.h>
#include <fp_lib_table.h>
#include <footprint_info_impl.h>
#include <string_utils.h>
#include <board.h>
#include <footprint.h>
#include <tool/tool_manager.h>
#include <tools/footprint_editor_control.h>
#include <wx/settings.h>


wxObjectDataPtr<LIB_TREE_MODEL_ADAPTER>
FP_TREE_SYNCHRONIZING_ADAPTER::Create( FOOTPRINT_EDIT_FRAME* aFrame, FP_LIB_TABLE* aLibs )
{
 auto* adapter = new FP_TREE_SYNCHRONIZING_ADAPTER( aFrame, aLibs );
 return wxObjectDataPtr<LIB_TREE_MODEL_ADAPTER>( adapter );
}


FP_TREE_SYNCHRONIZING_ADAPTER::FP_TREE_SYNCHRONIZING_ADAPTER( FOOTPRINT_EDIT_FRAME* aFrame,
 FP_LIB_TABLE* aLibs ) :
 FP_TREE_MODEL_ADAPTER( aFrame, aLibs ),
 m_frame( aFrame )
{
}


TOOL_INTERACTIVE* FP_TREE_SYNCHRONIZING_ADAPTER::GetContextMenuTool()
{
 return m_frame->GetToolManager()->GetTool<FOOTPRINT_EDITOR_CONTROL>();
}


bool FP_TREE_SYNCHRONIZING_ADAPTER::IsContainer( const wxDataViewItem& aItem ) const
{
 const LIB_TREE_NODE* node = ToNode( aItem );
 return node ? node->m_Type == LIB_TREE_NODE::LIB : true;
}


#define PROGRESS_INTERVAL_MILLIS 33 // 30 FPS refresh rate

void FP_TREE_SYNCHRONIZING_ADAPTER::Sync()
{
 // Process already stored libraries
 for( auto it = m_tree.m_Children.begin(); it != m_tree.m_Children.end(); )
 {
 const wxString& name = it->get()->m_Name;

 // Remove the library if it no longer exists or it exists in both the global and the
 // project library but the project library entry is disabled.
 if( !m_libs->HasLibrary( name, true )
 || ( m_libs->FindRow( name, true ) != m_libs->FindRow( name, false ) ) )
 {
 it = deleteLibrary( it );
 continue;
 }

 updateLibrary( *(LIB_TREE_NODE_LIB*) it->get() );
 ++it;
 }

 // Look for new libraries
 size_t count = m_libMap.size();

 for( const auto& libName : m_libs->GetLogicalLibs() )
 {
 if( m_libMap.count( libName ) == 0 )
 {
 const FP_LIB_TABLE_ROW* library = m_libs->FindRow( libName, true );

 DoAddLibrary( libName, library->GetDescr(), getFootprints( libName ), true );
 m_libMap.insert( libName );
 }
 }

 if( m_libMap.size() > count )
 m_tree.AssignIntrinsicRanks();
}


int FP_TREE_SYNCHRONIZING_ADAPTER::GetLibrariesCount() const
{
 return GFootprintTable.GetCount();
}


void FP_TREE_SYNCHRONIZING_ADAPTER::updateLibrary( LIB_TREE_NODE_LIB& aLibNode )
{
 std::vector<LIB_TREE_ITEM*> footprints = getFootprints( aLibNode.m_Name );

 // remove the common part from the footprints list
 for( auto nodeIt = aLibNode.m_Children.begin(); nodeIt != aLibNode.m_Children.end(); )
 {
 // Since the list is sorted we can use a binary search to speed up searches within
 // libraries with lots of footprints.
 FOOTPRINT_INFO_IMPL dummy( wxEmptyString, (*nodeIt)->m_Name );
 auto footprintIt = std::lower_bound( footprints.begin(), footprints.end(), &dummy,
 []( LIB_TREE_ITEM* a, LIB_TREE_ITEM* b )
 {
 return StrNumCmp( a->GetName(), b->GetName(), false ) < 0;
 } );

 if( footprintIt != footprints.end() && dummy.GetName() == (*footprintIt)->GetName() )
 {
 // footprint exists both in the lib tree and the footprint info list; just
 // update the node data
 static_cast<LIB_TREE_NODE_LIB_ID*>( nodeIt->get() )->Update( *footprintIt );
 footprints.erase( footprintIt );
 ++nodeIt;
 }
 else
 {
 // node does not exist in the library manager, remove the corresponding node
 nodeIt = aLibNode.m_Children.erase( nodeIt );
 }
 }

 // now the footprint list contains only new aliases that need to be added to the tree
 for( auto footprint : footprints )
 aLibNode.AddItem( footprint );

 aLibNode.AssignIntrinsicRanks();
 m_libMap.insert( aLibNode.m_Name );
}


LIB_TREE_NODE::PTR_VECTOR::iterator FP_TREE_SYNCHRONIZING_ADAPTER::deleteLibrary(
 LIB_TREE_NODE::PTR_VECTOR::iterator& aLibNodeIt )
{
 LIB_TREE_NODE* node = aLibNodeIt->get();
 m_libMap.erase( node->m_Name );
 auto it = m_tree.m_Children.erase( aLibNodeIt );
 return it;
}


void FP_TREE_SYNCHRONIZING_ADAPTER::GetValue( wxVariant& aVariant, wxDataViewItem const& aItem,
 unsigned int aCol ) const
{
 if( IsFrozen() )
 {
 aVariant = wxEmptyString;
 return;
 }

 auto node = ToNode( aItem );

 switch( aCol )
 {
 case 0:
 if( node->m_LibId == m_frame->GetLoadedFPID() && !m_frame->IsCurrentFPFromBoard() )
 {
 node->m_Name = m_frame->GetLoadedFPID().GetLibItemName();

 // mark modified part with an asterisk
 if( m_frame->GetScreen()->IsContentModified() )
 aVariant = node->m_Name + wxT( " *" );
 else
 aVariant = node->m_Name;
 }
 else if( node->m_Pinned )
 aVariant = GetPinningSymbol() + node->m_Name;
 else
 aVariant = node->m_Name;
 break;

 case 1:
 if( node->m_LibId == m_frame->GetLoadedFPID() && !m_frame->IsCurrentFPFromBoard() )
 {
 node->m_Desc = m_frame->GetBoard()->GetFirstFootprint()->GetDescription();
 }
 else if( node->m_Type == LIB_TREE_NODE::LIB )
 {
 try
 {
 const FP_LIB_TABLE_ROW* lib =
 GFootprintTable.FindRow( node->m_LibId.GetLibNickname() );

 if( lib )
 node->m_Desc = lib->GetDescr();
 }
 catch( IO_ERROR& )
 {
 }
 }

 aVariant = node->m_Desc;
 break;

 default: // column == -1 is used for default Compare function
 aVariant = node->m_Name;
 break;
 }
}


bool FP_TREE_SYNCHRONIZING_ADAPTER::GetAttr( wxDataViewItem const& aItem, unsigned int aCol,
 wxDataViewItemAttr& aAttr ) const
{
 if( IsFrozen() )
 return false;

 // change attributes only for the name field
 if( aCol != 0 )
 return false;

 // don't link to a board footprint, even if the FPIDs match
 if( m_frame->IsCurrentFPFromBoard() )
 return false;

 auto node = ToNode( aItem );
 wxCHECK( node, false );

 switch( node->m_Type )
 {
 case LIB_TREE_NODE::LIB:
 if( node->m_Name == m_frame->GetLoadedFPID().GetLibNickname() )
 {
#ifdef __WXGTK__
 // The native wxGTK+ impl ignores background colour, so set the text colour
 // instead. Works reasonably well in dark themes, less well in light ones....
 aAttr.SetColour( wxSystemSettings::GetColour( wxSYS_COLOUR_HIGHLIGHT ) );
#else
 aAttr.SetBackgroundColour( wxSystemSettings::GetColour( wxSYS_COLOUR_HIGHLIGHT ) );
 aAttr.SetColour( wxSystemSettings::GetColour( wxSYS_COLOUR_LISTBOXHIGHLIGHTTEXT ) );
#endif

 // mark modified libs with bold font
 if( m_frame->GetScreen()->IsContentModified() && !m_frame->IsCurrentFPFromBoard() )
 aAttr.SetBold( true );
 }
 break;

 case LIB_TREE_NODE::LIBID:
 if( node->m_LibId == m_frame->GetLoadedFPID() )
 {
#ifdef __WXGTK__
 // The native wxGTK+ impl ignores background colour, so set the text colour
 // instead. Works reasonably well in dark themes, less well in light ones....
 aAttr.SetColour( wxSystemSettings::GetColour( wxSYS_COLOUR_HIGHLIGHT ) );
#else
 aAttr.SetBackgroundColour( wxSystemSettings::GetColour( wxSYS_COLOUR_HIGHLIGHT ) );
 aAttr.SetColour( wxSystemSettings::GetColour( wxSYS_COLOUR_LISTBOXHIGHLIGHTTEXT ) );
#endif

 // mark modified part with bold font
 if( m_frame->GetScreen()->IsContentModified() && !m_frame->IsCurrentFPFromBoard() )
 aAttr.SetBold( true );
 }
 break;

 default:
 return false;
 }

 return true;
}