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131 lines
4.9 KiB
C++
131 lines
4.9 KiB
C++
/* Copyright (C) 2015
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* swift project Community / Contributors
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*
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* This file is part of swift project. It is subject to the license terms in the LICENSE file found in the top-level
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* directory of this distribution and at http://www.swift-project.org/license.html. No part of swift project,
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* including this file, may be copied, modified, propagated, or distributed except according to the terms
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* contained in the LICENSE file.
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*/
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//! \file
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#ifndef BLACKMISC_SIMULATION_IAIRCRAFTMODELLOADER_H
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#define BLACKMISC_SIMULATION_IAIRCRAFTMODELLOADER_H
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#include "blackmisc/blackmiscexport.h"
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#include "blackmisc/simulation/aircraftmodellist.h"
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#include "blackmisc/simulation/simulatorinfo.h"
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#include "blackmisc/simulation/data/modelcaches.h"
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#include "blackmisc/pixmap.h"
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#include <QObject>
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#include <atomic>
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#include <memory>
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namespace BlackMisc
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{
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namespace Simulation
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{
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/*!
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* Load the aircraft for a simulator
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*/
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class BLACKMISC_EXPORT IAircraftModelLoader : public QObject
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{
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Q_OBJECT
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public:
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//! Parser mode
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enum LoadModeFlag
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{
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NotSet = 0,
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LoadDirectly = 1 << 0, //!< load syncronously (blocking), normally for testing
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LoadInBackground = 1 << 1, //!< load in background, asnycronously
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CacheUntilNewer = 1 << 2, //!< use cache until newer data re available
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CacheFirst = 1 << 3, //!< always use cache (if it has data)
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CacheSkipped = 1 << 4, //!< ignore cache
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CacheOnly = 1 << 5, //!< force ignoring the cache
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Default = LoadInBackground | CacheFirst //!< default mode
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};
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Q_DECLARE_FLAGS(LoadMode, LoadModeFlag)
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//! Destructor
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virtual ~IAircraftModelLoader();
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//! Start the loading process from disk
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void startLoading(LoadMode mode = Default);
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//! Change the directory
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bool changeRootDirectory(const QString &directory);
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//! Current root directory
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QString getRootDirectory() const { return this->m_rootDirectory; }
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//! Loading finished?
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virtual bool isLoadingFinished() const = 0;
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//! The loaded models
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virtual const BlackMisc::Simulation::CAircraftModelList &getAircraftModels() const = 0;
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//! Cache timestamp
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virtual QDateTime getCacheTimestamp() const = 0;
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//! Model files updated?
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virtual bool areModelFilesUpdated() const = 0;
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//! Any cached data
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virtual bool hasCachedData() const = 0;
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//! A representive pixmap for given model
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virtual BlackMisc::CPixmap iconForModel(const QString &modelName, BlackMisc::CStatusMessage &statusMessage) const = 0;
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//! Which simulators are supported by that very loader
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const BlackMisc::Simulation::CSimulatorInfo &supportedSimulators() const;
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//! Supported simulators as string
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QString supportedSimulatorsAsString() const;
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//! Is the given simulator supported?
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bool supportsSimulator(const BlackMisc::Simulation::CSimulatorInfo &info);
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//! Cancel read
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void cancelLoading();
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//! Shutdown
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void gracefulShutdown();
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//! Create a loader
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static std::unique_ptr<IAircraftModelLoader> createModelLoader(const BlackMisc::Simulation::CSimulatorInfo &simInfo);
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signals:
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//! Parsing is finished
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void loadingFinished(bool success);
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protected:
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//! Constructor
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IAircraftModelLoader(const CSimulatorInfo &info, const QString &rootDirectory, const QStringList &excludeDirs = {});
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//! Check if directory exists
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bool existsDir(const QString &directory) const;
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//! Start the loading process from disk
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virtual void startLoadingFromDisk(LoadMode mode) = 0;
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BlackMisc::Simulation::CSimulatorInfo m_simulatorInfo; //!< Corresponding simulator
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std::atomic<bool> m_cancelLoading { false }; //!< flag
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std::atomic<bool> m_loadingInProgress { false }; //!< Loading in progress
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QString m_rootDirectory; //!< root directory parsing aircraft.cfg files
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QStringList m_excludedDirectories; //!< directories not to be parsed
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protected slots:
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//! Loading finished
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void ps_loadFinished(bool success);
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};
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} // namespace
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} // namespace
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Q_DECLARE_METATYPE(BlackMisc::Simulation::IAircraftModelLoader::LoadMode)
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Q_DECLARE_METATYPE(BlackMisc::Simulation::IAircraftModelLoader::LoadModeFlag)
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Q_DECLARE_OPERATORS_FOR_FLAGS(BlackMisc::Simulation::IAircraftModelLoader::LoadMode)
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#endif // guard
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