footprint_info_impl.h

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/*
 * This program source code file is part of KiCad, a free EDA CAD application.
 *
 * Copyright (C) 1992-2021 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 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 FOOTPRINT_INFO_IMPL_H
#define FOOTPRINT_INFO_IMPL_H
 
#include <atomic>
#include <functional>
#include <memory>
#include <thread>
#include <vector>
 
#include <footprint_info.h>
#include <sync_queue.h>
 
class LOCALE_IO;
 
class FOOTPRINT_INFO_IMPL : public FOOTPRINT_INFO
{
public:
 FOOTPRINT_INFO_IMPL( FOOTPRINT_LIST* aOwner, const wxString& aNickname,
 const wxString& aFootprintName )
 {
 m_nickname = aNickname;
 m_fpname = aFootprintName;
 m_num = 0;
 m_pad_count = 0;
 m_unique_pad_count = 0;
 
 m_owner = aOwner;
 m_loaded = false;
 load();
 }
 
 // A constructor for cached items
 FOOTPRINT_INFO_IMPL( const wxString& aNickname, const wxString& aFootprintName,
 const wxString& aDescription, const wxString& aKeywords,
 int aOrderNum, unsigned int aPadCount, unsigned int aUniquePadCount )
 {
 m_nickname = aNickname;
 m_fpname = aFootprintName;
 m_num = aOrderNum;
 m_pad_count = aPadCount;
 m_unique_pad_count = aUniquePadCount;
 m_doc = aDescription;
 m_keywords = aKeywords;
 
 m_owner = nullptr;
 m_loaded = true;
 }
 
 
 // A dummy constructor for use as a target in a binary search
 FOOTPRINT_INFO_IMPL( const wxString& aNickname, const wxString& aFootprintName )
 {
 m_nickname = aNickname;
 m_fpname = aFootprintName;
 
 m_owner = nullptr;
 m_loaded = true;
 }
 
protected:
 virtual void load() override;
};
 
 
class FOOTPRINT_LIST_IMPL : public FOOTPRINT_LIST
{
public:
 FOOTPRINT_LIST_IMPL();
 virtual ~FOOTPRINT_LIST_IMPL() {};
 
 void WriteCacheToFile( const wxString& aFilePath ) override;
 void ReadCacheFromFile( const wxString& aFilePath ) override;
 
 bool ReadFootprintFiles( FP_LIB_TABLE* aTable, const wxString* aNickname = nullptr,
 PROGRESS_REPORTER* aProgressReporter = nullptr ) override;
 
protected:
 void loadLibs();
 void loadFootprints();
 
private:
 bool CatchErrors( const std::function<void()>& aFunc );
 
 SYNC_QUEUE<wxString> m_queue_in;
 SYNC_QUEUE<wxString> m_queue_out;
 long long m_list_timestamp;
 PROGRESS_REPORTER* m_progress_reporter;
 std::atomic_bool m_cancelled;
 std::mutex m_join;
};
 
extern FOOTPRINT_LIST_IMPL GFootprintList; // KIFACE scope.
 
 
#endif // FOOTPRINT_INFO_IMPL_H