qwlqttouch_p.h

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// Copyright (C) 2020 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
 
#ifndef WLTOUCH_H
#define WLTOUCH_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.
//
 
#include <QtWaylandCompositor/private/qwayland-server-touch-extension.h>
#include <QtWaylandCompositor/QWaylandCompositor>
#include <QtWaylandCompositor/QWaylandCompositorExtensionTemplate>
#include <QtCore/private/qglobal_p.h>
 
#include <wayland-util.h>
 
QT_BEGIN_NAMESPACE
 
class Surface;
class QTouchEvent;
class QWaylandView;
 
namespace QtWayland {
 
class TouchExtensionGlobal : public QWaylandCompositorExtensionTemplate<TouchExtensionGlobal>, public QtWaylandServer::qt_touch_extension
{
    Q_OBJECT
    Q_PROPERTY(BehaviorFlags behaviorFlags READ behaviorFlags WRITE setBehviorFlags NOTIFY behaviorFlagsChanged)
public:
 
    enum BehaviorFlag{
        None = 0x00,
        MouseFromTouch = 0x01
    };
    Q_DECLARE_FLAGS(BehaviorFlags, BehaviorFlag)
 
    TouchExtensionGlobal(QWaylandCompositor *compositor);
    ~TouchExtensionGlobal() override;
 
    bool postTouchEvent(QTouchEvent *event, QWaylandSurface *surface);
 
    void setBehviorFlags(BehaviorFlags flags);
    BehaviorFlags behaviorFlags() const { return m_flags; }
 
Q_SIGNALS:
    void behaviorFlagsChanged();
 
protected:
    void touch_extension_bind_resource(Resource *resource) override;
    void touch_extension_destroy_resource(Resource *resource) override;
 
private:
    QWaylandCompositor *m_compositor = nullptr;
    BehaviorFlags m_flags = BehaviorFlag::None;
    QList<Resource *> m_resources;
    QList<float> m_posData;
};
 
Q_DECLARE_OPERATORS_FOR_FLAGS(TouchExtensionGlobal::BehaviorFlags)
 
}
 
QT_END_NAMESPACE
 
#endif // WLTOUCH_H