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// Copyright (C) 2019 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#ifndef QLIBINPUTTOUCH_P_H
#define QLIBINPUTTOUCH_P_H
#include <QtCore/QHash>
#include <QtCore/QList>
#include <QtCore/QPointer>
#include <qpa/qwindowsysteminterface.h>
#include <private/qglobal_p.h>
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists purely as an
// implementation detail. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//
struct libinput_event_touch;
struct libinput_device;
QT_BEGIN_NAMESPACE
class QScreen;
class QLibInputTouch
{
public:
void registerDevice(libinput_device *dev);
void unregisterDevice(libinput_device *dev);
void processTouchDown(libinput_event_touch *e);
void processTouchMotion(libinput_event_touch *e);
void processTouchUp(libinput_event_touch *e);
void processTouchCancel(libinput_event_touch *e);
void processTouchFrame(libinput_event_touch *e);
private:
struct DeviceState {
DeviceState() : m_touchDevice(nullptr), m_screenName() { }
QWindowSystemInterface::TouchPoint *point(int32_t slot);
QList<QWindowSystemInterface::TouchPoint> m_points;
QPointingDevice *m_touchDevice;
QString m_screenName;
};
DeviceState *deviceState(libinput_event_touch *e);
QRect screenGeometry(DeviceState *state);
QPointF getPos(libinput_event_touch *e);
QHash<libinput_device *, DeviceState> m_devState;
mutable QPointer<QScreen> m_screen;
};
QT_END_NAMESPACE
#endif
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