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/****************************************************************************
**
** Copyright (C) 2015 BogDan Vatra <bogdan@kde.org>
** 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.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QSDLGAMEPADCONTROLLER_H
#define QSDLGAMEPADCONTROLLER_H
#include <QtCore/QHash>
#include <QtCore/QMutex>
#include <QtCore/QSet>
#include <QtCore/private/qjni_p.h>
#include <QtCore/private/qjnihelpers_p.h>
#include <QtGamepad/QGamepadManager>
#include <QtGamepad/private/qgamepadbackend_p.h>
QT_BEGIN_NAMESPACE
class QAndroidGamepadBackend : public QGamepadBackend, public QtAndroidPrivate::GenericMotionEventListener, public QtAndroidPrivate::KeyEventListener
{
Q_OBJECT
public:
explicit QAndroidGamepadBackend(QObject *parent = 0);
~QAndroidGamepadBackend();
void addDevice(int deviceId);
void updateDevice(int deviceId);
void removeDevice(int deviceId);
// QObject interface
bool event(QEvent *) override;
// QGamepadBackend interface
bool isConfigurationNeeded(int deviceId) override;
bool configureButton(int deviceId, QGamepadManager::GamepadButton button) override;
bool configureAxis(int deviceId, QGamepadManager::GamepadAxis axis) override;
bool setCancelConfigureButton(int deviceId, QGamepadManager::GamepadButton button) override;
void resetConfiguration(int deviceId) override;
// KeyEventListener interface
bool handleKeyEvent(jobject event) override;
// GenericMotionEventListener interface
bool handleGenericMotionEvent(jobject event) override;
protected:
bool start();
void stop();
public:
struct Mapping {
struct AndroidAxisInfo : public AxisInfo<double> {
AndroidAxisInfo() : AxisInfo(-1.0, 1.0) { }
AndroidAxisInfo(double minValue, double maxValue) : AxisInfo(minValue, maxValue) { }
inline bool setValue(double value)
{
if (minValue != -1.0 && maxValue != 1.0)
value = AxisInfo::normalized(value);
if (qAbs(value) <= flatArea)
value = 0;
if (qAbs(qAbs(value) - qAbs(lastValue)) <= fuzz)
return false;
lastValue = value;
return true;
}
void restoreSavedData(const QVariantMap &value);
QVariantMap dataToSave() const;
double flatArea = -1;
double fuzz = 0;
double lastValue = 0;
QGamepadManager::GamepadButton gamepadMinButton = QGamepadManager::ButtonInvalid;
QGamepadManager::GamepadButton gamepadMaxButton = QGamepadManager::ButtonInvalid;
QGamepadManager::GamepadButton gamepadLastButton = QGamepadManager::ButtonInvalid;
};
QHash<int, AndroidAxisInfo> axisMap;
QHash<int, QGamepadManager::GamepadButton> buttonsMap;
QGamepadManager::GamepadButton calibrateButton = QGamepadManager::ButtonInvalid;
QGamepadManager::GamepadAxis calibrateAxis = QGamepadManager::AxisInvalid;
QGamepadManager::GamepadButton cancelConfigurationButton = QGamepadManager::ButtonInvalid;
int productId = 0;
bool needsConfigure = false;
};
private:
void saveData(const Mapping &deviceInfo);
private:
QMutex m_mutex;
QJNIObjectPrivate m_qtGamepad;
QHash<int, Mapping> m_devices;
};
QT_END_NAMESPACE
#endif // QSDLGAMEPADCONTROLLER_H
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