| /**************************************************************************** |
| ** |
| ** Copyright (C) 2016 The Qt Company Ltd. |
| ** Contact: https://www.qt.io/licensing/ |
| ** |
| ** This file is part of the Qt Virtual Keyboard module of the Qt Toolkit. |
| ** |
| ** $QT_BEGIN_LICENSE:GPL$ |
| ** Commercial License Usage |
| ** Licensees holding valid commercial Qt licenses may use this file in |
| ** accordance with the commercial license agreement provided with the |
| ** Software or, alternatively, in accordance with the terms contained in |
| ** a written agreement between you and The Qt Company. For licensing terms |
| ** and conditions see https://www.qt.io/terms-conditions. For further |
| ** information use the contact form at https://www.qt.io/contact-us. |
| ** |
| ** GNU General Public License Usage |
| ** Alternatively, this file may be used under the terms of the GNU |
| ** General Public License version 3 or (at your option) any later version |
| ** approved by the KDE Free Qt Foundation. The licenses are as published by |
| ** the Free Software Foundation and appearing in the file LICENSE.GPL3 |
| ** included in the packaging of this file. Please review the following |
| ** information to ensure the GNU General Public License requirements will |
| ** be met: https://www.gnu.org/licenses/gpl-3.0.html. |
| ** |
| ** $QT_END_LICENSE$ |
| ** |
| ****************************************************************************/ |
| |
| #ifndef T9WRITEWORKER_H |
| #define T9WRITEWORKER_H |
| |
| // |
| // W A R N I N G |
| // ------------- |
| // |
| // This file is not part of the Qt API. It exists purely as an |
| // implementation detail. This header file may change from version to |
| // version without notice, or even be removed. |
| // |
| // We mean it. |
| // |
| |
| #include <QtVirtualKeyboard/qvirtualkeyboardtrace.h> |
| |
| #include <QThread> |
| #include <QSemaphore> |
| #include <QMutex> |
| #include <QStringList> |
| #include <QSharedPointer> |
| #include <QPointer> |
| #include <QMap> |
| #include <QVector> |
| |
| #include "t9write_p.h" |
| #include "t9writedictionary_p.h" |
| |
| QT_BEGIN_NAMESPACE |
| namespace QtVirtualKeyboard { |
| |
| class T9WriteTask : public QObject |
| { |
| Q_OBJECT |
| public: |
| explicit T9WriteTask(QObject *parent = nullptr); |
| |
| virtual void run() = 0; |
| |
| void wait(); |
| |
| friend class T9WriteWorker; |
| |
| protected: |
| DECUMA_SESSION *decumaSession; |
| bool cjk; |
| |
| private: |
| QSemaphore runSema; |
| }; |
| |
| class T9WriteDictionaryTask : public T9WriteTask |
| { |
| Q_OBJECT |
| public: |
| explicit T9WriteDictionaryTask(QSharedPointer<T9WriteDictionary> dictionary, |
| const QString &dictionaryFileName, |
| bool convertDictionary, |
| const DECUMA_SRC_DICTIONARY_INFO &dictionaryInfo); |
| |
| void run(); |
| |
| QSharedPointer<T9WriteDictionary> dictionary; |
| const QString dictionaryFileName; |
| bool convertDictionary; |
| const DECUMA_SRC_DICTIONARY_INFO dictionaryInfo; |
| |
| signals: |
| void completed(QSharedPointer<T9WriteDictionary> dictionary); |
| }; |
| |
| class T9WriteAddArcTask : public T9WriteTask |
| { |
| Q_OBJECT |
| public: |
| explicit T9WriteAddArcTask(QVirtualKeyboardTrace *trace); |
| |
| void run(); |
| |
| private: |
| QVirtualKeyboardTrace *trace; |
| }; |
| |
| class T9WriteRecognitionResult |
| { |
| Q_DISABLE_COPY(T9WriteRecognitionResult) |
| |
| public: |
| explicit T9WriteRecognitionResult(int id, int maxResults, int maxCharsPerWord); |
| |
| DECUMA_STATUS status; |
| QVector<DECUMA_HWR_RESULT> results; |
| DECUMA_UINT16 numResults; |
| int instantGesture; |
| const int id; |
| const int maxResults; |
| const int maxCharsPerWord; |
| |
| private: |
| QVector<DECUMA_UNICODE> _chars; |
| QVector<DECUMA_INT16> _symbolChars; |
| QVector<DECUMA_INT16> _symbolStrokes; |
| }; |
| |
| class T9WriteRecognitionTask : public T9WriteTask |
| { |
| Q_OBJECT |
| public: |
| explicit T9WriteRecognitionTask(QSharedPointer<T9WriteRecognitionResult> result, |
| const DECUMA_INSTANT_GESTURE_SETTINGS &instantGestureSettings, |
| BOOST_LEVEL boostLevel, |
| const QString &stringStart); |
| |
| void run(); |
| bool cancelRecognition(); |
| int resultId() const; |
| |
| private: |
| static int shouldAbortRecognize(void *pUserData); |
| friend int shouldAbortRecognize(void *pUserData); |
| |
| private: |
| QSharedPointer<T9WriteRecognitionResult> result; |
| DECUMA_INSTANT_GESTURE_SETTINGS instantGestureSettings; |
| BOOST_LEVEL boostLevel; |
| QString stringStart; |
| QMutex stateLock; |
| bool stateCancelled; |
| }; |
| |
| class T9WriteRecognitionResultsTask : public T9WriteTask |
| { |
| Q_OBJECT |
| public: |
| explicit T9WriteRecognitionResultsTask(QSharedPointer<T9WriteRecognitionResult> result); |
| |
| void run(); |
| |
| signals: |
| void resultsAvailable(const QVariantList &resultList); |
| void recognitionError(int status); |
| |
| private: |
| QSharedPointer<T9WriteRecognitionResult> result; |
| }; |
| |
| class T9WriteWorker : public QThread |
| { |
| Q_OBJECT |
| public: |
| explicit T9WriteWorker(DECUMA_SESSION *decumaSession, const bool cjk, QObject *parent = nullptr); |
| ~T9WriteWorker(); |
| |
| void addTask(QSharedPointer<T9WriteTask> task); |
| int removeTask(QSharedPointer<T9WriteTask> task); |
| int removeAllTasks(); |
| void waitForAllTasks(); |
| int numberOfPendingTasks(); |
| |
| template <class X> |
| int removeAllTasks() { |
| QMutexLocker guard(&taskLock); |
| int count = 0; |
| for (int i = 0; i < taskList.size();) { |
| QSharedPointer<X> task(taskList[i].objectCast<X>()); |
| if (task) { |
| taskList.removeAt(i); |
| ++count; |
| } else { |
| ++i; |
| } |
| } |
| return count; |
| } |
| |
| protected: |
| void run(); |
| |
| private: |
| QList<QSharedPointer<T9WriteTask> > taskList; |
| QSemaphore idleSema; |
| QSemaphore taskSema; |
| QMutex taskLock; |
| DECUMA_SESSION *decumaSession; |
| QBasicAtomicInt abort; |
| const bool cjk; |
| }; |
| |
| } // namespace QtVirtualKeyboard |
| QT_END_NAMESPACE |
| |
| #endif // T9WRITEWORKER_H |