1 files changed, 115 insertions, 0 deletions
diff --git a/src/client/qwaylandpointergestures_p.h b/src/client/qwaylandpointergestures_p.h
new file mode 100644
index 000000000..06ee4a6ed
--- /dev/null
+++ b/src/client/qwaylandpointergestures_p.h
@@ -0,0 +1,115 @@
+// Copyright (C) 2021 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 QWAYLANDPOINTERGESTURES_P_H
+#define QWAYLANDPOINTERGESTURES_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.
+//
+
+#include <QtWaylandClient/private/qwayland-pointer-gestures-unstable-v1.h>
+
+#include <QtWaylandClient/private/qtwaylandclientglobal_p.h>
+
+#include <QtCore/QObject>
+#include <QtCore/QPointer>
+
+QT_BEGIN_NAMESPACE
+
+namespace QtWaylandClient {
+
+class QWaylandDisplay;
+class QWaylandWindow;
+class QWaylandInputDevice;
+class QWaylandPointerGestureSwipe;
+class QWaylandPointerGesturePinch;
+
+class Q_WAYLANDCLIENT_EXPORT QWaylandPointerGestures : public QtWayland::zwp_pointer_gestures_v1
+{
+public:
+    explicit QWaylandPointerGestures(QWaylandDisplay *display, uint id, uint version);
+    ~QWaylandPointerGestures();
+
+    QWaylandPointerGestureSwipe *createPointerGestureSwipe(QWaylandInputDevice *device);
+    QWaylandPointerGesturePinch *createPointerGesturePinch(QWaylandInputDevice *device);
+};
+
+class Q_WAYLANDCLIENT_EXPORT QWaylandPointerGestureSwipe :
+        public QtWayland::zwp_pointer_gesture_swipe_v1
+{
+public:
+    QWaylandPointerGestureSwipe(QWaylandInputDevice *p);
+    ~QWaylandPointerGestureSwipe() override;
+
+    void zwp_pointer_gesture_swipe_v1_begin(uint32_t serial,
+                                            uint32_t time,
+                                            struct ::wl_surface *surface,
+                                            uint32_t fingers) override;
+
+    void zwp_pointer_gesture_swipe_v1_update(uint32_t time,
+                                             wl_fixed_t dx,
+                                             wl_fixed_t dy) override;
+
+    void zwp_pointer_gesture_swipe_v1_end(uint32_t serial,
+                                          uint32_t time,
+                                          int32_t cancelled) override;
+
+    struct ::zwp_pointer_gesture_swipe_v1 *zwp_pointer_gesture_swipe_v1()
+    {
+        return QtWayland::zwp_pointer_gesture_swipe_v1::object();
+    }
+
+    QWaylandInputDevice *mParent = nullptr;
+    QPointer<QWaylandWindow> mFocus;
+    uint mFingers = 0;
+};
+
+class Q_WAYLANDCLIENT_EXPORT QWaylandPointerGesturePinch :
+        public QtWayland::zwp_pointer_gesture_pinch_v1
+{
+public:
+    QWaylandPointerGesturePinch(QWaylandInputDevice *p);
+    ~QWaylandPointerGesturePinch() override;
+
+    void zwp_pointer_gesture_pinch_v1_begin(uint32_t serial,
+                                            uint32_t time,
+                                            struct ::wl_surface *surface,
+                                            uint32_t fingers) override;
+
+    void zwp_pointer_gesture_pinch_v1_update(uint32_t time,
+                                             wl_fixed_t dx,
+                                             wl_fixed_t dy,
+                                             wl_fixed_t scale,
+                                             wl_fixed_t rotation) override;
+
+    void zwp_pointer_gesture_pinch_v1_end(uint32_t serial,
+                                          uint32_t time,
+                                          int32_t cancelled) override;
+
+    struct ::zwp_pointer_gesture_pinch_v1 *zwp_pointer_gesture_pinch_v1()
+    {
+        return QtWayland::zwp_pointer_gesture_pinch_v1::object();
+    }
+
+    QWaylandInputDevice *mParent = nullptr;
+    QPointer<QWaylandWindow> mFocus;
+    uint mFingers = 0;
+
+    // We need to convert between absolute scale provided by wayland/libinput and zoom deltas
+    // that Qt expects. This stores the scale of the last pinch event or 1.0 if there was none.
+    qreal mLastScale = 1;
+};
+
+} // namespace QtWaylandClient
+
+QT_END_NAMESPACE
+
+#endif // QWAYLANDPOINTERGESTURES_P_H