| 1 | // Copyright (C) 2021 The Qt Company Ltd. |
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| 2 | // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only |
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| 3 | |
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| 4 | #ifndef QWAYLANDPOINTERGESTURES_P_H |
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| 5 | #define QWAYLANDPOINTERGESTURES_P_H |
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| 6 | |
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| 7 | // |
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| 8 | // W A R N I N G |
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| 9 | // ------------- |
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| 10 | // |
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| 11 | // This file is not part of the Qt API. It exists purely as an |
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| 12 | // implementation detail. This header file may change from version to |
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| 13 | // version without notice, or even be removed. |
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| 14 | // |
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| 15 | // We mean it. |
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| 16 | // |
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| 17 | |
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| 18 | #include <QtWaylandClient/private/qwayland-pointer-gestures-unstable-v1.h> |
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| 19 | |
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| 20 | #include <QtWaylandClient/private/qtwaylandclientglobal_p.h> |
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| 21 | |
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| 22 | #include <QtCore/QObject> |
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| 23 | #include <QtCore/QPointer> |
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| 24 | |
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| 25 | QT_BEGIN_NAMESPACE |
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| 26 | |
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| 27 | namespace QtWaylandClient { |
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| 28 | |
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| 29 | class QWaylandDisplay; |
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| 30 | class QWaylandWindow; |
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| 31 | class QWaylandInputDevice; |
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| 32 | class QWaylandPointerGestureSwipe; |
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| 33 | class QWaylandPointerGesturePinch; |
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| 34 | |
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| 35 | class Q_WAYLANDCLIENT_EXPORT QWaylandPointerGestures : public QtWayland::zwp_pointer_gestures_v1 |
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| 36 | { |
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| 37 | public: |
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| 38 | explicit QWaylandPointerGestures(QWaylandDisplay *display, uint id, uint version); |
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| 39 | ~QWaylandPointerGestures(); |
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| 40 | |
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| 41 | QWaylandPointerGestureSwipe *createPointerGestureSwipe(QWaylandInputDevice *device); |
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| 42 | QWaylandPointerGesturePinch *createPointerGesturePinch(QWaylandInputDevice *device); |
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| 43 | }; |
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| 44 | |
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| 45 | class Q_WAYLANDCLIENT_EXPORT QWaylandPointerGestureSwipe : |
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| 46 | public QtWayland::zwp_pointer_gesture_swipe_v1 |
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| 47 | { |
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| 48 | public: |
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| 49 | QWaylandPointerGestureSwipe(QWaylandInputDevice *p); |
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| 50 | ~QWaylandPointerGestureSwipe() override; |
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| 51 | |
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| 52 | void zwp_pointer_gesture_swipe_v1_begin(uint32_t serial, |
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| 53 | uint32_t time, |
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| 54 | struct ::wl_surface *surface, |
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| 55 | uint32_t fingers) override; |
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| 56 | |
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| 57 | void zwp_pointer_gesture_swipe_v1_update(uint32_t time, |
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| 58 | wl_fixed_t dx, |
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| 59 | wl_fixed_t dy) override; |
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| 60 | |
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| 61 | void zwp_pointer_gesture_swipe_v1_end(uint32_t serial, |
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| 62 | uint32_t time, |
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| 63 | int32_t cancelled) override; |
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| 64 | |
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| 65 | struct ::zwp_pointer_gesture_swipe_v1 *zwp_pointer_gesture_swipe_v1() |
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| 66 | { |
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| 67 | return QtWayland::zwp_pointer_gesture_swipe_v1::object(); |
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| 68 | } |
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| 69 | |
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| 70 | QWaylandInputDevice *mParent = nullptr; |
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| 71 | QPointer<QWaylandWindow> mFocus; |
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| 72 | uint mFingers = 0; |
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| 73 | }; |
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| 74 | |
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| 75 | class Q_WAYLANDCLIENT_EXPORT QWaylandPointerGesturePinch : |
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| 76 | public QtWayland::zwp_pointer_gesture_pinch_v1 |
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| 77 | { |
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| 78 | public: |
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| 79 | QWaylandPointerGesturePinch(QWaylandInputDevice *p); |
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| 80 | ~QWaylandPointerGesturePinch() override; |
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| 81 | |
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| 82 | void zwp_pointer_gesture_pinch_v1_begin(uint32_t serial, |
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| 83 | uint32_t time, |
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| 84 | struct ::wl_surface *surface, |
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| 85 | uint32_t fingers) override; |
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| 86 | |
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| 87 | void zwp_pointer_gesture_pinch_v1_update(uint32_t time, |
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| 88 | wl_fixed_t dx, |
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| 89 | wl_fixed_t dy, |
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| 90 | wl_fixed_t scale, |
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| 91 | wl_fixed_t rotation) override; |
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| 92 | |
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| 93 | void zwp_pointer_gesture_pinch_v1_end(uint32_t serial, |
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| 94 | uint32_t time, |
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| 95 | int32_t cancelled) override; |
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| 96 | |
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| 97 | struct ::zwp_pointer_gesture_pinch_v1 *zwp_pointer_gesture_pinch_v1() |
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| 98 | { |
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| 99 | return QtWayland::zwp_pointer_gesture_pinch_v1::object(); |
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| 100 | } |
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| 101 | |
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| 102 | QWaylandInputDevice *mParent = nullptr; |
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| 103 | QPointer<QWaylandWindow> mFocus; |
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| 104 | uint mFingers = 0; |
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| 105 | |
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| 106 | // We need to convert between absolute scale provided by wayland/libinput and zoom deltas |
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| 107 | // that Qt expects. This stores the scale of the last pinch event or 1.0 if there was none. |
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| 108 | qreal mLastScale = 1; |
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| 109 | }; |
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| 110 | |
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| 111 | } // namespace QtWaylandClient |
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| 112 | |
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| 113 | QT_END_NAMESPACE |
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| 114 | |
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| 115 | #endif // QWAYLANDPOINTERGESTURES_P_H |
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| 116 | |
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