In-App purchasing demo
/**************************************************************************** ** ** Copyright (C) 2021 The Qt Company Ltd. ** Contact: https://www.qt.io/licensing/ ** ** This file is part of the examples of the Qt Toolkit. ** ** $QT_BEGIN_LICENSE:BSD$ ** 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. ** ** BSD License Usage ** Alternatively, you may use this file under the terms of the BSD license ** as follows: ** ** "Redistribution and use in source and binary forms, with or without ** modification, are permitted provided that the following conditions are ** met: ** * Redistributions of source code must retain the above copyright ** notice, this list of conditions and the following disclaimer. ** * Redistributions in binary form must reproduce the above copyright ** notice, this list of conditions and the following disclaimer in ** the documentation and/or other materials provided with the ** distribution. ** * Neither the name of The Qt Company Ltd nor the names of its ** contributors may be used to endorse or promote products derived ** from this software without specific prior written permission. ** ** ** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT ** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR ** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT ** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, ** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT ** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, ** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY ** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT ** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE ** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." ** ** $QT_END_LICENSE$ ** ****************************************************************************/#ifndef HANGMANGAME_H #define HANGMANGAME_H #include <QObject> #include <QStringList> #include <QMutex> #include <QSettings> #include <QtQml/qqml.h> #include "purchasing/inapp/inappproduct.h" #include "purchasing/inapp/inapppurchasebackend.h" #include "purchasing/inapp/inappstore.h" #include "purchasing/inapp/inapptransaction.h" #include "purchasing/qmltypes/inappproductqmltype.h" #include "purchasing/qmltypes/inappstoreqmltype.h" class HangmanGame : public QObject { Q_OBJECT Q_PROPERTY(QString word READ word NOTIFY wordChanged) Q_PROPERTY(QString lettersOwned READ lettersOwned NOTIFY lettersOwnedChanged) Q_PROPERTY(QString vowels READ vowels CONSTANT) Q_PROPERTY(QString consonants READ consonants CONSTANT) Q_PROPERTY(int errorCount READ errorCount NOTIFY errorCountChanged) Q_PROPERTY(bool vowelsUnlocked READ vowelsUnlocked WRITE setVowelsUnlocked NOTIFY vowelsUnlockedChanged) Q_PROPERTY(int vowelsAvailable READ vowelsAvailable WRITE setVowelsAvailable NOTIFY vowelsAvailableChanged) Q_PROPERTY(int wordsGiven READ wordsGiven WRITE setWordsGiven NOTIFY wordsGivenChanged) Q_PROPERTY(int wordsGuessedCorrectly READ wordsGuessedCorrectly WRITE setWordsGuessedCorrectly NOTIFY wordsGuessedCorrectlyChanged) Q_PROPERTY(int score READ score WRITE setScore NOTIFY scoreChanged) QML_NAMED_ELEMENT(Hangman) public: explicit HangmanGame(QObject *parent = 0); Q_INVOKABLE void reset(); Q_INVOKABLE void reveal(); Q_INVOKABLE void gameOverReveal(); Q_INVOKABLE void requestLetter(const QString &letterString); Q_INVOKABLE void guessWord(const QString &word); Q_INVOKABLE bool isVowel(const QString &letter); Q_INVOKABLE void setVowelsAvailable(int count); Q_INVOKABLE void setWordsGiven(int count); Q_INVOKABLE void setWordsGuessedCorrectly(int count); Q_INVOKABLE void setScore(int score); QString word() const { return m_word; } QString lettersOwned() const { return m_lettersOwned; } QString vowels() const; QString consonants() const; int errorCount() const; bool vowelsUnlocked() const; void setVowelsUnlocked(bool vowelsUnlocked); int vowelsAvailable() const; int wordsGiven() const; int wordsGuessedCorrectly() const; int score() const; signals: void wordChanged(); void lettersOwnedChanged(); void errorCountChanged(); void vowelBought(const QChar &vowel); void purchaseWasSuccessful(bool wasSuccessful); void vowelsUnlockedChanged(bool unlocked); void vowelsAvailableChanged(int arg); void wordsGivenChanged(int arg); void wordsGuessedCorrectlyChanged(int arg); void scoreChanged(int arg); private slots: void registerLetterBought(const QChar &letter); private: void chooseRandomWord(); void initWordList(); int calculateEarnedVowels(); int calculateEarnedPoints(); QString m_word; QString m_lettersOwned; QStringList m_wordList; QRecursiveMutex m_lock; bool m_vowelsUnlocked; QSettings m_persistentSettings; int m_vowelsAvailable; int m_wordsGiven; int m_wordsGuessedCorrectly; int m_score; }; #endif // HANGMANGAME_H