mirror of
https://github.com/crystalidea/qt6windows7.git
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143 lines
4.0 KiB
C++
143 lines
4.0 KiB
C++
// Copyright (C) 2016 The Qt Company Ltd.
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// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
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#include "game.h"
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#include <QCborMap>
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#include <QCborValue>
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#include <QFile>
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#include <QJsonArray>
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#include <QJsonDocument>
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#include <QRandomGenerator>
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#include <QTextStream>
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using namespace Qt::StringLiterals;
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Character Game::player() const
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{
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return mPlayer;
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}
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QList<Level> Game::levels() const
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{
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return mLevels;
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}
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//! [newGame]
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void Game::newGame()
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{
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mPlayer = Character();
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mPlayer.setName("Hero"_L1);
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mPlayer.setClassType(Character::Archer);
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mPlayer.setLevel(QRandomGenerator::global()->bounded(15, 21));
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mLevels.clear();
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mLevels.reserve(2);
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Level village("Village"_L1);
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QList<Character> villageNpcs;
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villageNpcs.reserve(2);
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villageNpcs.append(Character("Barry the Blacksmith"_L1,
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QRandomGenerator::global()->bounded(8, 11), Character::Warrior));
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villageNpcs.append(Character("Terry the Trader"_L1,
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QRandomGenerator::global()->bounded(6, 8), Character::Warrior));
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village.setNpcs(villageNpcs);
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mLevels.append(village);
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Level dungeon("Dungeon"_L1);
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QList<Character> dungeonNpcs;
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dungeonNpcs.reserve(3);
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dungeonNpcs.append(Character("Eric the Evil"_L1,
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QRandomGenerator::global()->bounded(18, 26), Character::Mage));
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dungeonNpcs.append(Character("Eric's Left Minion"_L1,
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QRandomGenerator::global()->bounded(5, 7), Character::Warrior));
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dungeonNpcs.append(Character("Eric's Right Minion"_L1,
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QRandomGenerator::global()->bounded(4, 9), Character::Warrior));
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dungeon.setNpcs(dungeonNpcs);
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mLevels.append(dungeon);
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}
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//! [newGame]
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//! [loadGame]
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bool Game::loadGame(Game::SaveFormat saveFormat)
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{
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QFile loadFile(saveFormat == Json ? "save.json"_L1 : "save.dat"_L1);
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if (!loadFile.open(QIODevice::ReadOnly)) {
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qWarning("Couldn't open save file.");
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return false;
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}
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QByteArray saveData = loadFile.readAll();
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QJsonDocument loadDoc(saveFormat == Json
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? QJsonDocument::fromJson(saveData)
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: QJsonDocument(QCborValue::fromCbor(saveData).toMap().toJsonObject()));
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read(loadDoc.object());
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QTextStream(stdout) << "Loaded save for " << loadDoc["player"]["name"].toString()
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<< " using " << (saveFormat != Json ? "CBOR" : "JSON") << "...\n";
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return true;
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}
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//! [loadGame]
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//! [saveGame]
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bool Game::saveGame(Game::SaveFormat saveFormat) const
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{
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QFile saveFile(saveFormat == Json ? "save.json"_L1 : "save.dat"_L1);
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if (!saveFile.open(QIODevice::WriteOnly)) {
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qWarning("Couldn't open save file.");
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return false;
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}
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QJsonObject gameObject = toJson();
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saveFile.write(saveFormat == Json ? QJsonDocument(gameObject).toJson()
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: QCborValue::fromJsonValue(gameObject).toCbor());
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return true;
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}
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//! [saveGame]
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//! [read]
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void Game::read(const QJsonObject &json)
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{
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if (const QJsonValue v = json["player"]; v.isObject())
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mPlayer = Character::fromJson(v.toObject());
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if (const QJsonValue v = json["levels"]; v.isArray()) {
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const QJsonArray levels = v.toArray();
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mLevels.clear();
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mLevels.reserve(levels.size());
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for (const QJsonValue &level : levels)
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mLevels.append(Level::fromJson(level.toObject()));
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}
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}
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//! [read]
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//! [toJson]
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QJsonObject Game::toJson() const
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{
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QJsonObject json;
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json["player"] = mPlayer.toJson();
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QJsonArray levels;
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for (const Level &level : mLevels)
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levels.append(level.toJson());
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json["levels"] = levels;
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return json;
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}
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//! [toJson]
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void Game::print(QTextStream &s, int indentation) const
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{
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const QString indent(indentation * 2, ' ');
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s << indent << "Player\n";
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mPlayer.print(s, indentation + 1);
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s << indent << "Levels\n";
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for (const Level &level : mLevels)
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level.print(s, indentation + 1);
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}
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