property_mgr.h

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/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright (C) 2020 CERN
 * Copyright (C) 2021 KiCad Developers, see AUTHORS.txt for contributors.
 *
 * @author Tomasz Wlostowski <[email protected]>
 * @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, see <http://www.gnu.org/licenses/>.
 */
 
#ifndef PROPERTY_MGR_H
#define PROPERTY_MGR_H
 
#include <core/wx_stl_compat.h> // Needed for stl hash extensions
 
#include <wx/string.h>
 
#include <map>
#include <unordered_map>
#include <set>
#include <vector>
#include <memory>
#include <eda_units.h>
 
class PROPERTY_BASE;
class TYPE_CAST_BASE;
 
using TYPE_ID = size_t;
 
using PROPERTY_LIST = std::vector<PROPERTY_BASE*>;
 
using PROPERTY_SET = std::set<std::pair<size_t, wxString>>;
 
class PROPERTY_MANAGER
{
public:
 static PROPERTY_MANAGER& Instance()
 {
 static PROPERTY_MANAGER pm;
 return pm;
 }
 
 void RegisterType( TYPE_ID aType, const wxString& aName );
 
 const wxString& ResolveType( TYPE_ID aType ) const;
 
 PROPERTY_BASE* GetProperty( TYPE_ID aType, const wxString& aProperty ) const;
 
 const PROPERTY_LIST& GetProperties( TYPE_ID aType ) const;
 
 const void* TypeCast( const void* aSource, TYPE_ID aBase, TYPE_ID aTarget ) const;
 
 void* TypeCast( void* aSource, TYPE_ID aBase, TYPE_ID aTarget ) const
 {
 return const_cast<void*>( TypeCast( (const void*) aSource, aBase, aTarget ) );
 }
 
 void AddProperty( PROPERTY_BASE* aProperty );
 
 void ReplaceProperty( size_t aBase, const wxString& aName, PROPERTY_BASE* aNew );
 
 void AddTypeCast( TYPE_CAST_BASE* aCast );
 
 void InheritsAfter( TYPE_ID aDerived, TYPE_ID aBase );
 
 bool IsOfType( TYPE_ID aDerived, TYPE_ID aBase ) const;
 
 EDA_UNITS GetUnits() const
 {
 return m_units;
 }
 
 void SetUnits( EDA_UNITS aUnits )
 {
 m_units = aUnits;
 }
 
 void Rebuild();
 
 struct CLASS_INFO
 {
 wxString name;
 TYPE_ID type;
 std::vector<PROPERTY_BASE*> properties;
 };
 
 typedef std::vector<CLASS_INFO> CLASSES_INFO;
 
 CLASSES_INFO GetAllClasses();
 
 std::vector<TYPE_ID> GetMatchingClasses( PROPERTY_BASE* aProperty );
 
private:
 PROPERTY_MANAGER()
 : m_dirty( false ), m_units( EDA_UNITS::MILLIMETRES )
 {
 }
 
 struct CLASS_DESC
 {
 CLASS_DESC( TYPE_ID aId )
 : m_id( aId )
 {
 }
 
 const TYPE_ID m_id;
 
 std::vector<std::reference_wrapper<CLASS_DESC>> m_bases;
 
 std::map<wxString, std::unique_ptr<PROPERTY_BASE>> m_ownProperties;
 
 std::map<TYPE_ID, std::unique_ptr<TYPE_CAST_BASE>> m_typeCasts;
 
 std::vector<PROPERTY_BASE*> m_allProperties;
 
 PROPERTY_SET m_replaced;
 
 void rebuild();
 
 void collectPropsRecur( PROPERTY_LIST& aResult, PROPERTY_SET& aReplaced ) const;
 };
 
 CLASS_DESC& getClass( TYPE_ID aTypeId );
 
 std::unordered_map<TYPE_ID, wxString> m_classNames;
 
 std::unordered_map<TYPE_ID, CLASS_DESC> m_classes;
 
 bool m_dirty;
 
 EDA_UNITS m_units;
};
 
 
#define REGISTER_TYPE(x) PROPERTY_MANAGER::Instance().RegisterType(TYPE_HASH(x), TYPE_NAME(x))
 
#endif /* PROPERTY_MGR_H */