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Diffstat (limited to 'examples/bluetooth/pingpong/pingpong.cpp')
| -rw-r--r-- | examples/bluetooth/pingpong/pingpong.cpp | 489 |
1 files changed, 0 insertions, 489 deletions
diff --git a/examples/bluetooth/pingpong/pingpong.cpp b/examples/bluetooth/pingpong/pingpong.cpp deleted file mode 100644 index d80df3d6..00000000 --- a/examples/bluetooth/pingpong/pingpong.cpp +++ /dev/null @@ -1,489 +0,0 @@ -/*************************************************************************** -** -** Copyright (C) 2014 BlackBerry Limited. All rights reserved. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the examples of the QtBluetooth module 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." -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "pingpong.h" -#include <QDebug> -#ifdef Q_OS_ANDROID -#include <QtAndroid> -#endif - -PingPong::PingPong(): - m_serverInfo(0), socket(0), discoveryAgent(0), interval(5), m_resultLeft(0), m_resultRight(0), - m_showDialog(false), m_role(0), m_proportionX(0), m_proportionY(0), m_serviceFound(false) -{ - m_timer = new QTimer(this); - connect(m_timer, &QTimer::timeout, this, &PingPong::update); -} - -PingPong::~PingPong() -{ - delete m_timer; - delete m_serverInfo; - delete socket; - delete discoveryAgent; -} - -void PingPong::startGame() -{ - m_showDialog = false; - emit showDialogChanged(); - //! [Start the game] - if (m_role == 1) - updateDirection(); - - m_timer->start(50); - //! [Start the game] -} - -void PingPong::update() -{ - QByteArray size; - // Server is only updating the coordinates - //! [Updating coordinates] - if (m_role == 1) { - checkBoundaries(); - m_ballPreviousX = m_ballX; - m_ballPreviousY = m_ballY; - m_ballY = m_direction*(m_ballX+interval) - m_direction*m_ballX + m_ballY; - m_ballX = m_ballX + interval; - - size.setNum(m_ballX); - size.append(' '); - QByteArray size1; - size1.setNum(m_ballY); - size.append(size1); - size.append(' '); - size1.setNum(m_leftBlockY); - size.append(size1); - size.append(" \n"); - socket->write(size.constData()); - emit ballChanged(); - } - else if (m_role == 2) { - size.setNum(m_rightBlockY); - size.append(" \n"); - socket->write(size.constData()); - } - //! [Updating coordinates] -} - - - -void PingPong::setSize(const float &x, const float &y) -{ - m_boardWidth = x; - m_boardHeight = y; - m_targetX = m_boardWidth; - m_targetY = m_boardHeight/2; - m_ballPreviousX = m_ballX = m_boardWidth/2; - m_ballPreviousY = m_ballY = m_boardHeight - m_boardWidth/54; - emit ballChanged(); -} - -void PingPong::updateBall(const float &bX, const float &bY) -{ - m_ballX = bX; - m_ballY = bY; -} - -void PingPong::updateLeftBlock(const float &lY) -{ - m_leftBlockY = lY; -} - -void PingPong::updateRightBlock(const float &rY) -{ - m_rightBlockY = rY; -} - -void PingPong::checkBoundaries() -{ - float ballWidth = m_boardWidth/54; - float blockSize = m_boardWidth/27; - float blockHeight = m_boardHeight/5; - //! [Checking the boundaries] - if (((m_ballX + ballWidth) > (m_boardWidth - blockSize)) && ((m_ballY + ballWidth) < (m_rightBlockY + blockHeight)) - && (m_ballY > m_rightBlockY)) { - m_targetY = 2 * m_ballY - m_ballPreviousY; - m_targetX = m_ballPreviousX; - interval = -5; - updateDirection(); - } - else if ((m_ballX < blockSize) && ((m_ballY + ballWidth) < (m_leftBlockY + blockHeight)) - && (m_ballY > m_leftBlockY)) { - m_targetY = 2 * m_ballY - m_ballPreviousY; - m_targetX = m_ballPreviousX; - interval = 5; - updateDirection(); - } - else if (m_ballY < 0 || (m_ballY + ballWidth > m_boardHeight)) { - m_targetY = m_ballPreviousY; - m_targetX = m_ballX + interval; - updateDirection(); - } - //! [Checking the boundaries] - else if ((m_ballX + ballWidth) > m_boardWidth) { - m_resultLeft++; - m_targetX = m_boardWidth; - m_targetY = m_boardHeight/2; - m_ballPreviousX = m_ballX = m_boardWidth/2; - m_ballPreviousY = m_ballY = m_boardHeight - m_boardWidth/54; - - updateDirection(); - checkResult(); - QByteArray result; - result.append("result "); - QByteArray res; - res.setNum(m_resultLeft); - result.append(res); - result.append(' '); - res.setNum(m_resultRight); - result.append(res); - result.append(" \n"); - socket->write(result); - qDebug() << result; - emit resultChanged(); - } - else if (m_ballX < 0) { - m_resultRight++; - m_targetX = 0; - m_targetY = m_boardHeight/2; - m_ballPreviousX = m_ballX = m_boardWidth/2; - m_ballPreviousY = m_ballY = m_boardHeight - m_boardWidth/54; - updateDirection(); - checkResult(); - QByteArray result; - result.append("result "); - QByteArray res; - res.setNum(m_resultLeft); - result.append(res); - result.append(' '); - res.setNum(m_resultRight); - result.append(res); - result.append(" \n"); - socket->write(result); - emit resultChanged(); - } -} - -void PingPong::checkResult() -{ - if (m_resultRight == 10 && m_role == 2) { - setMessage("Game over. You win!"); - m_timer->stop(); - } - else if (m_resultRight == 10 && m_role == 1) { - setMessage("Game over. You lose!"); - m_timer->stop(); - } - else if (m_resultLeft == 10 && m_role == 1) { - setMessage("Game over. You win!"); - m_timer->stop(); - } - else if (m_resultLeft == 10 && m_role == 2) { - setMessage("Game over. You lose!"); - m_timer->stop(); - } -} - -void PingPong::updateDirection() -{ - m_direction = (m_targetY - m_ballY)/(m_targetX - m_ballX); -} - -void PingPong::startServer() -{ - setMessage(QStringLiteral("Starting the server")); - //! [Starting the server] - m_serverInfo = new QBluetoothServer(QBluetoothServiceInfo::RfcommProtocol, this); - connect(m_serverInfo, &QBluetoothServer::newConnection, - this, &PingPong::clientConnected); - connect(m_serverInfo, QOverload<QBluetoothServer::Error>::of(&QBluetoothServer::error), - this, &PingPong::serverError); - const QBluetoothUuid uuid(serviceUuid); - - m_serverInfo->listen(uuid, QStringLiteral("PingPong server")); - //! [Starting the server] - setMessage(QStringLiteral("Server started, waiting for the client. You are the left player.")); - // m_role is set to 1 if it is a server - m_role = 1; - emit roleChanged(); -} - -void PingPong::startClient() -{ - //! [Searching for the service] - discoveryAgent = new QBluetoothServiceDiscoveryAgent(QBluetoothAddress()); - - connect(discoveryAgent, &QBluetoothServiceDiscoveryAgent::serviceDiscovered, - this, &PingPong::addService); - connect(discoveryAgent, &QBluetoothServiceDiscoveryAgent::finished, - this, &PingPong::done); - connect(discoveryAgent, QOverload<QBluetoothServiceDiscoveryAgent::Error>::of(&QBluetoothServiceDiscoveryAgent::error), - this, &PingPong::serviceScanError); -#ifdef Q_OS_ANDROID //see QTBUG-61392 - if (QtAndroid::androidSdkVersion() >= 23) - discoveryAgent->setUuidFilter(QBluetoothUuid(androidUuid)); - else - discoveryAgent->setUuidFilter(QBluetoothUuid(serviceUuid)); -#else - discoveryAgent->setUuidFilter(QBluetoothUuid(serviceUuid)); -#endif - discoveryAgent->start(QBluetoothServiceDiscoveryAgent::FullDiscovery); - - //! [Searching for the service] - setMessage(QStringLiteral("Starting server discovery. You are the right player")); - // m_role is set to 2 if it is a client - m_role = 2; - emit roleChanged(); -} - -void PingPong::clientConnected() -{ - //! [Initiating server socket] - if (!m_serverInfo->hasPendingConnections()) { - setMessage("FAIL: expected pending server connection"); - return; - } - socket = m_serverInfo->nextPendingConnection(); - if (!socket) - return; - socket->setParent(this); - connect(socket, &QBluetoothSocket::readyRead, - this, &PingPong::readSocket); - connect(socket, &QBluetoothSocket::disconnected, - this, &PingPong::clientDisconnected); - connect(socket, QOverload<QBluetoothSocket::SocketError>::of(&QBluetoothSocket::error), - this, &PingPong::socketError); - - //! [Initiating server socket] - setMessage(QStringLiteral("Client connected.")); - - QByteArray size; - size.setNum(m_boardWidth); - size.append(' '); - QByteArray size1; - size1.setNum(m_boardHeight); - size.append(size1); - size.append(" \n"); - socket->write(size.constData()); - -} - -void PingPong::clientDisconnected() -{ - setMessage(QStringLiteral("Client disconnected")); - m_timer->stop(); -} - -void PingPong::socketError(QBluetoothSocket::SocketError error) -{ - Q_UNUSED(error); - m_timer->stop(); -} - -void PingPong::serverError(QBluetoothServer::Error error) -{ - Q_UNUSED(error); - m_timer->stop(); -} - -void PingPong::done() -{ - qDebug() << "Service scan done"; - if (!m_serviceFound) - setMessage("PingPong service not found"); -} - -void PingPong::addService(const QBluetoothServiceInfo &service) -{ - setMessage("Service found. Setting parameters..."); - //! [Connecting the socket] - socket = new QBluetoothSocket(QBluetoothServiceInfo::RfcommProtocol); - socket->connectToService(service); - - connect(socket, &QBluetoothSocket::readyRead, this, &PingPong::readSocket); - connect(socket, &QBluetoothSocket::connected, this, &PingPong::serverConnected); - connect(socket, &QBluetoothSocket::disconnected, this, &PingPong::serverDisconnected); - //! [Connecting the socket] - m_serviceFound = true; -} - -void PingPong::serviceScanError(QBluetoothServiceDiscoveryAgent::Error error) -{ - setMessage(QStringLiteral("Scanning error") + error); -} - -bool PingPong::showDialog() const -{ - return m_showDialog; -} - -QString PingPong::message() const -{ - return m_message; -} - -void PingPong::serverConnected() -{ - setMessage("Server Connected"); - QByteArray size; - size.setNum(m_boardWidth); - size.append(' '); - QByteArray size1; - size1.setNum(m_boardHeight); - size.append(size1); - size.append(" \n"); - socket->write(size.constData()); -} - -void PingPong::serverDisconnected() -{ - setMessage("Server Disconnected"); - m_timer->stop(); -} - -void PingPong::readSocket() -{ - if (!socket) - return; - const char sep = ' '; - QByteArray line; - while (socket->canReadLine()) { - line = socket->readLine(); - //qDebug() << QString::fromUtf8(line.constData(), line.length()); - if (line.contains("result")) { - QList<QByteArray> result = line.split(sep); - if (result.size() > 2) { - QByteArray leftSide = result.at(1); - QByteArray rightSide = result.at(2); - m_resultLeft = leftSide.toInt(); - m_resultRight = rightSide.toInt(); - emit resultChanged(); - checkResult(); - } - } - } - if ((m_proportionX == 0 || m_proportionY == 0)) { - QList<QByteArray> boardSize = line.split(sep); - if (boardSize.size() > 1) { - QByteArray boardWidth = boardSize.at(0); - QByteArray boardHeight = boardSize.at(1); - m_proportionX = m_boardWidth/boardWidth.toFloat(); - m_proportionY = m_boardHeight/boardHeight.toFloat(); - setMessage("Screen adjusted. Get ready!"); - QTimer::singleShot(3000, this, SLOT(startGame())); - } - } - else if (m_role == 1) { - QList<QByteArray> boardSize = line.split(sep); - if (boardSize.size() > 1) { - QByteArray rightBlockY = boardSize.at(0); - m_rightBlockY = m_proportionY * rightBlockY.toFloat(); - emit rightBlockChanged(); - } - } - else if (m_role == 2) { - QList<QByteArray> boardSize = line.split(sep); - if (boardSize.size() > 2) { - QByteArray ballX = boardSize.at(0); - QByteArray ballY = boardSize.at(1); - QByteArray leftBlockY = boardSize.at(2); - m_ballX = m_proportionX * ballX.toFloat(); - m_ballY = m_proportionY * ballY.toFloat(); - m_leftBlockY = m_proportionY * leftBlockY.toFloat(); - emit leftBlockChanged(); - emit ballChanged(); - } - } -} - -void PingPong::setMessage(const QString &message) -{ - m_showDialog = true; - m_message = message; - emit showDialogChanged(); -} - -int PingPong::role() const -{ - return m_role; -} - -int PingPong::leftResult() const -{ - return m_resultLeft; -} - -int PingPong::rightResult() const -{ - return m_resultRight; -} - -float PingPong::ballX() const -{ - return m_ballX; -} - -float PingPong::ballY() const -{ - return m_ballY; -} - - -float PingPong::leftBlockY() const -{ - return m_leftBlockY; -} - -float PingPong::rightBlockY() const -{ - return m_rightBlockY; -} |