Revision control
++ // Copyright (C) 2016 The Qt Company Ltd.
++ // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
++
++ #include "game.h"
++
++ #include <QCborMap>
++ #include <QCborValue>
++ #include <QFile>
++ #include <QJsonArray>
++ #include <QJsonDocument>
++ #include <QRandomGenerator>
++ #include <QTextStream>
++
++ using namespace Qt::StringLiterals;
++
++ Character Game::player() const
++ {
++ return mPlayer;
++ }
++
++ QList<Level> Game::levels() const
++ {
++ return mLevels;
++ }
++
++ //! [newGame]
++ void Game::newGame()
++ {
++ mPlayer = Character();
++ mPlayer.setName("Hero"_L1);
++ mPlayer.setClassType(Character::Archer);
++ mPlayer.setLevel(QRandomGenerator::global()->bounded(15, 21));
++
++ mLevels.clear();
++ mLevels.reserve(2);
++
++ Level village("Village"_L1);
++ QList<Character> villageNpcs;
++ villageNpcs.reserve(2);
++ villageNpcs.append(Character("Barry the Blacksmith"_L1,
++ QRandomGenerator::global()->bounded(8, 11), Character::Warrior));
++ villageNpcs.append(Character("Terry the Trader"_L1,
++ QRandomGenerator::global()->bounded(6, 8), Character::Warrior));
++ village.setNpcs(villageNpcs);
++ mLevels.append(village);
++
++ Level dungeon("Dungeon"_L1);
++ QList<Character> dungeonNpcs;
++ dungeonNpcs.reserve(3);
++ dungeonNpcs.append(Character("Eric the Evil"_L1,
++ QRandomGenerator::global()->bounded(18, 26), Character::Mage));
++ dungeonNpcs.append(Character("Eric's Left Minion"_L1,
++ QRandomGenerator::global()->bounded(5, 7), Character::Warrior));
++ dungeonNpcs.append(Character("Eric's Right Minion"_L1,
++ QRandomGenerator::global()->bounded(4, 9), Character::Warrior));
++ dungeon.setNpcs(dungeonNpcs);
++ mLevels.append(dungeon);
++ }
++ //! [newGame]
++
++ //! [loadGame]
++ bool Game::loadGame(Game::SaveFormat saveFormat)
++ {
++ QFile loadFile(saveFormat == Json ? "save.json"_L1 : "save.dat"_L1);
++
++ if (!loadFile.open(QIODevice::ReadOnly)) {
++ qWarning("Couldn't open save file.");
++ return false;
++ }
++
++ QByteArray saveData = loadFile.readAll();
++
++ QJsonDocument loadDoc(saveFormat == Json
++ ? QJsonDocument::fromJson(saveData)
++ : QJsonDocument(QCborValue::fromCbor(saveData).toMap().toJsonObject()));
++
++ read(loadDoc.object());
++
++ QTextStream(stdout) << "Loaded save for " << loadDoc["player"]["name"].toString()
++ << " using " << (saveFormat != Json ? "CBOR" : "JSON") << "...\n";
++ return true;
++ }
++ //! [loadGame]
++
++ //! [saveGame]
++ bool Game::saveGame(Game::SaveFormat saveFormat) const
++ {
++ QFile saveFile(saveFormat == Json ? "save.json"_L1 : "save.dat"_L1);
++
++ if (!saveFile.open(QIODevice::WriteOnly)) {
++ qWarning("Couldn't open save file.");
++ return false;
++ }
++
++ QJsonObject gameObject = toJson();
++ saveFile.write(saveFormat == Json ? QJsonDocument(gameObject).toJson()
++ : QCborValue::fromJsonValue(gameObject).toCbor());
++
++ return true;
++ }
++ //! [saveGame]
++
++ //! [read]
++ void Game::read(const QJsonObject &json)
++ {
++ if (const QJsonValue v = json["player"]; v.isObject())
++ mPlayer = Character::fromJson(v.toObject());
++
++ if (const QJsonValue v = json["levels"]; v.isArray()) {
++ const QJsonArray levels = v.toArray();
++ mLevels.clear();
++ mLevels.reserve(levels.size());
++ for (const QJsonValue &level : levels)
++ mLevels.append(Level::fromJson(level.toObject()));
++ }
++ }
++ //! [read]
++
++ //! [toJson]
++ QJsonObject Game::toJson() const
++ {
++ QJsonObject json;
++ json["player"] = mPlayer.toJson();
++
++ QJsonArray levels;
++ for (const Level &level : mLevels)
++ levels.append(level.toJson());
++ json["levels"] = levels;
++ return json;
++ }
++ //! [toJson]
++
++ void Game::print(QTextStream &s, int indentation) const
++ {
++ const QString indent(indentation * 2, ' ');
++ s << indent << "Player\n";
++ mPlayer.print(s, indentation + 1);
++
++ s << indent << "Levels\n";
++ for (const Level &level : mLevels)
++ level.print(s, indentation + 1);
++ }