1 files changed, 137 insertions, 0 deletions
diff --git a/src/gamepad/qgamepadmanager.cpp b/src/gamepad/qgamepadmanager.cpp
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+++ b/src/gamepad/qgamepadmanager.cpp
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+/****************************************************************************
+**
+** Copyright (C) 2015 The Qt Company Ltd.
+** Contact: http://www.qt.io/licensing/
+**
+** This file is part of the Qt Gamepad module
+**
+** $QT_BEGIN_LICENSE:LGPL3$
+** 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 http://www.qt.io/terms-conditions. For further
+** information use the contact form at http://www.qt.io/contact-us.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 3 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPLv3 included in the
+** packaging of this file. Please review the following information to
+** ensure the GNU Lesser General Public License version 3 requirements
+** will be met: https://www.gnu.org/licenses/lgpl.html.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 2.0 or later as published by the Free
+** Software Foundation and appearing in the file LICENSE.GPL included in
+** the packaging of this file. Please review the following information to
+** ensure the GNU General Public License version 2.0 requirements will be
+** met: http://www.gnu.org/licenses/gpl-2.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "qgamepadmanager.h"
+
+#include "qgamepadbackend_p.h"
+#include "qgamepadbackendfactory_p.h"
+
+#include <QtCore/QLoggingCategory>
+
+QT_BEGIN_NAMESPACE
+
+Q_LOGGING_CATEGORY(gp, "qt.gamepad")
+
+QGamepadManager::QGamepadManager() :
+    QObject(0)
+{
+    loadBackend();
+
+    qRegisterMetaType<QGamepadManager::GamepadButton>("QGamepadManager::GamepadButton");
+    qRegisterMetaType<QGamepadManager::GamepadAxis>("QGamepadManager::GamepadAxis");
+
+    connect(m_gamepadBackend, SIGNAL(gamepadAdded(int)), this, SLOT(forwardGamepadConnected(int)));
+    connect(m_gamepadBackend, SIGNAL(gamepadRemoved(int)), this, SLOT(forwardGamepadDisconnected(int)));
+    connect(m_gamepadBackend, SIGNAL(gamepadAxisMoved(int,QGamepadManager::GamepadAxis,double)), this, SLOT(forwardGamepadAxisEvent(int,QGamepadManager::GamepadAxis,double)));
+    connect(m_gamepadBackend, SIGNAL(gamepadButtonPressed(int,QGamepadManager::GamepadButton,double)), this, SLOT(forwardGamepadButtonPressEvent(int,QGamepadManager::GamepadButton,double)));
+    connect(m_gamepadBackend, SIGNAL(gamepadButtonReleased(int,QGamepadManager::GamepadButton)), this, SLOT(forwardGamepadButtonReleaseEvent(int,QGamepadManager::GamepadButton)));
+
+    if (!m_gamepadBackend->start())
+        qCWarning(gp) << "Failed to start gamepad backend";
+}
+
+QGamepadManager::~QGamepadManager()
+{
+    m_gamepadBackend->stop();
+    m_gamepadBackend->deleteLater();
+}
+
+void QGamepadManager::loadBackend()
+{
+    QStringList keys = QGamepadBackendFactory::keys();
+    qCDebug(gp) << "Available backends:" << keys;
+    if (!keys.isEmpty()) {
+        QString requestedKey = QString::fromUtf8(qgetenv("QT_GAMEPAD"));
+        QString targetKey = keys.first();
+        if (!requestedKey.isEmpty() && keys.contains(requestedKey))
+            targetKey = requestedKey;
+        if (!targetKey.isEmpty()) {
+            qCDebug(gp) << "Loading backend" << targetKey;
+            m_gamepadBackend = QGamepadBackendFactory::create(targetKey, QStringList());
+        }
+    }
+
+    if (!m_gamepadBackend) {
+        //Use dummy backend
+        m_gamepadBackend = new QGamepadBackend();
+        qCDebug(gp) << "Using dummy backend";
+    }
+}
+
+QGamepadManager *QGamepadManager::instance()
+{
+    static QGamepadManager instance;
+    return &instance;
+}
+
+bool QGamepadManager::isGamepadConnected(int index)
+{
+    return m_connectedGamepads.contains(index);
+}
+
+void QGamepadManager::forwardGamepadConnected(int index)
+{
+    //qDebug() << "gamepad connected: " << index;
+    m_connectedGamepads.append(index);
+    emit gamepadConnected(index);
+}
+
+void QGamepadManager::forwardGamepadDisconnected(int index)
+{
+    //qDebug() << "gamepad disconnected: " << index;
+    m_connectedGamepads.removeAll(index);
+    emit gamepadDisconnected(index);
+}
+
+void QGamepadManager::forwardGamepadAxisEvent(int index, QGamepadManager::GamepadAxis axis, double value)
+{
+    //qDebug() << "gamepad axis event: " << index << axis << value;
+    emit gamepadAxisEvent(index, axis, value);
+}
+
+void QGamepadManager::forwardGamepadButtonPressEvent(int index, QGamepadManager::GamepadButton button, double value)
+{
+    //qDebug() << "gamepad button press event: " << index << button << value;
+    emit gamepadButtonPressEvent(index, button, value);
+}
+
+void QGamepadManager::forwardGamepadButtonReleaseEvent(int index, QGamepadManager::GamepadButton button)
+{
+    //qDebug() << "gamepad button release event: " << index << button;
+    emit gamepadButtonReleaseEvent(index, button);
+}
+
+QT_END_NAMESPACE