1// Copyright (C) 2019 The Qt Company Ltd.
2// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
3
4#ifndef QWAYLANDTABLETV2_P_H
5#define QWAYLANDTABLETV2_P_H
6
7//
8// W A R N I N G
9// -------------
10//
11// This file is not part of the Qt API. It exists purely as an
12// implementation detail. This header file may change from version to
13// version without notice, or even be removed.
14//
15// We mean it.
16//
17
18#include <QtWaylandClient/private/qwayland-tablet-unstable-v2.h>
19
20#include <QtWaylandClient/private/qtwaylandclientglobal_p.h>
21
22#include <QtCore/QObject>
23#include <QtCore/QPointer>
24#include <QtCore/QPointF>
25#include <QtGui/QPointingDevice>
26#include <QtGui/QInputDevice>
27
28QT_BEGIN_NAMESPACE
29
30namespace QtWaylandClient {
31
32class QWaylandDisplay;
33class QWaylandInputDevice;
34class QWaylandSurface;
35
36class QWaylandTabletSeatV2;
37class QWaylandTabletV2;
38class QWaylandTabletToolV2;
39class QWaylandTabletPadV2;
40
41class Q_WAYLANDCLIENT_EXPORT QWaylandTabletManagerV2 : public QtWayland::zwp_tablet_manager_v2
42{
43public:
44 explicit QWaylandTabletManagerV2(QWaylandDisplay *display, uint id, uint version);
45 QWaylandTabletSeatV2 *createTabletSeat(QWaylandInputDevice *seat);
46};
47
48class Q_WAYLANDCLIENT_EXPORT QWaylandTabletSeatV2 : public QObject, public QtWayland::zwp_tablet_seat_v2
49{
50 Q_OBJECT
51public:
52 explicit QWaylandTabletSeatV2(QWaylandTabletManagerV2 *manager, QWaylandInputDevice *seat);
53 ~QWaylandTabletSeatV2() override;
54
55 QWaylandInputDevice *seat() const { return m_seat; }
56
57protected:
58 void zwp_tablet_seat_v2_tablet_added(struct ::zwp_tablet_v2 *id) override;
59 void zwp_tablet_seat_v2_tool_added(struct ::zwp_tablet_tool_v2 *id) override;
60 void zwp_tablet_seat_v2_pad_added(struct ::zwp_tablet_pad_v2 *id) override;
61
62private:
63 QWaylandInputDevice *m_seat;
64 QList<QWaylandTabletV2 *> m_tablets;
65 QList<QWaylandTabletToolV2 *> m_tools;
66 QList<QWaylandTabletPadV2 *> m_pads;
67};
68
69class Q_WAYLANDCLIENT_EXPORT QWaylandTabletV2 : public QObject, public QtWayland::zwp_tablet_v2
70{
71 Q_OBJECT
72public:
73 explicit QWaylandTabletV2(::zwp_tablet_v2 *tablet);
74
75protected:
76// void zwp_tablet_v2_name(const QString &name) override;
77// void zwp_tablet_v2_id(uint32_t vid, uint32_t pid) override;
78// void zwp_tablet_v2_path(const QString &path) override;
79// void zwp_tablet_v2_done() override;
80 void zwp_tablet_v2_removed() override;
81};
82
83class Q_WAYLANDCLIENT_EXPORT QWaylandTabletToolV2 : public QObject, public QtWayland::zwp_tablet_tool_v2
84{
85 Q_OBJECT
86public:
87 QWaylandTabletToolV2(QWaylandTabletSeatV2 *tabletSeat, ::zwp_tablet_tool_v2 *tool);
88
89protected:
90 void zwp_tablet_tool_v2_type(uint32_t tool_type) override;
91 void zwp_tablet_tool_v2_hardware_serial(uint32_t hardware_serial_hi, uint32_t hardware_serial_lo) override;
92// void zwp_tablet_tool_v2_hardware_id_wacom(uint32_t hardware_id_hi, uint32_t hardware_id_lo) override;
93 void zwp_tablet_tool_v2_capability(uint32_t capability) override;
94 void zwp_tablet_tool_v2_done() override;
95 void zwp_tablet_tool_v2_removed() override;
96 void zwp_tablet_tool_v2_proximity_in(uint32_t serial, struct ::zwp_tablet_v2 *tablet, struct ::wl_surface *surface) override;
97 void zwp_tablet_tool_v2_proximity_out() override;
98 void zwp_tablet_tool_v2_down(uint32_t serial) override;
99 void zwp_tablet_tool_v2_up() override;
100 void zwp_tablet_tool_v2_motion(wl_fixed_t x, wl_fixed_t y) override;
101 void zwp_tablet_tool_v2_pressure(uint32_t pressure) override;
102 void zwp_tablet_tool_v2_distance(uint32_t distance) override;
103 void zwp_tablet_tool_v2_tilt(wl_fixed_t tilt_x, wl_fixed_t tilt_y) override;
104 void zwp_tablet_tool_v2_rotation(wl_fixed_t degrees) override;
105 void zwp_tablet_tool_v2_slider(int32_t position) override;
106// void zwp_tablet_tool_v2_wheel(wl_fixed_t degrees, int32_t clicks) override;
107 void zwp_tablet_tool_v2_button(uint32_t serial, uint32_t button, uint32_t state) override;
108 void zwp_tablet_tool_v2_frame(uint32_t time) override;
109
110private:
111 QWaylandTabletSeatV2 *m_tabletSeat;
112
113 // Static state (sent before done event)
114 QPointingDevice::PointerType m_pointerType = QPointingDevice::PointerType::Unknown;
115 QInputDevice::DeviceType m_tabletDevice = QInputDevice::DeviceType::Unknown;
116 type m_toolType = type_pen;
117 bool m_hasRotation = false;
118 quint64 m_uid = 0;
119
120 // Accumulated state (applied on frame event)
121 struct State {
122 bool down = false;
123 QPointer<QWaylandSurface> proximitySurface;
124 bool enteredSurface = false; // Not enough with just proximitySurface, if the surface is deleted, we still want to send a leave event
125 QPointF surfacePosition;
126 uint distance = 0;
127 qreal pressure = 0;
128 qreal rotation = 0;
129 qreal xTilt = 0;
130 qreal yTilt = 0;
131 qreal slider = 0;
132 Qt::MouseButtons buttons = Qt::MouseButton::NoButton; // Actual buttons, down state -> left mouse is mapped inside the frame handler
133 //auto operator<=>(const Point&) const = default; // TODO: use this when upgrading to C++20
134 bool operator==(const State &o) const;
135 } m_pending, m_applied;
136};
137
138// We don't actually use this, but need to handle the "removed" event to comply with the protocol
139class Q_WAYLANDCLIENT_EXPORT QWaylandTabletPadV2 : public QObject, public QtWayland::zwp_tablet_pad_v2
140{
141 Q_OBJECT
142public:
143 explicit QWaylandTabletPadV2(::zwp_tablet_pad_v2 *pad);
144
145protected:
146// void zwp_tablet_pad_v2_group(struct ::zwp_tablet_pad_group_v2 *pad_group) override;
147// void zwp_tablet_pad_v2_path(const QString &path) override;
148// void zwp_tablet_pad_v2_buttons(uint32_t buttons) override;
149// void zwp_tablet_pad_v2_done() override;
150// void zwp_tablet_pad_v2_button(uint32_t time, uint32_t button, uint32_t state) override;
151// void zwp_tablet_pad_v2_enter(uint32_t serial, struct ::zwp_tablet_v2 *tablet, struct ::wl_surface *surface) override;
152// void zwp_tablet_pad_v2_leave(uint32_t serial, struct ::wl_surface *surface) override;
153 void zwp_tablet_pad_v2_removed() override;
154};
155
156} // namespace QtWaylandClient
157
158QT_END_NAMESPACE
159
160#endif // QWAYLANDTABLETV2_P_H
161

source code of qtwayland/src/client/qwaylandtabletv2_p.h