File indexing completed on 2024-11-10 04:57:31

 /*
     SPDX-FileCopyrightText: 2016 Martin Gräßlin <mgraesslin@kde.org>
     SPDX-FileCopyrightText: 2020 Vlad Zahorodnii <vlad.zahorodnii@kde.org>
 
     SPDX-License-Identifier: LGPL-2.1-only OR LGPL-3.0-only OR LicenseRef-KDE-Accepted-LGPL
 */
 
 #include "pointergestures_v1.h"
 #include "clientconnection.h"
 #include "display.h"
 #include "pointer_p.h"
 #include "pointergestures_v1_p.h"
 #include "seat.h"
 #include "surface.h"
 
 namespace KWin
 {
 static const int s_version = 3;
 
 PointerGesturesV1InterfacePrivate::PointerGesturesV1InterfacePrivate(Display *display)
     : QtWaylandServer::zwp_pointer_gestures_v1(*display, s_version)
 {
 }
 
 void PointerGesturesV1InterfacePrivate::zwp_pointer_gestures_v1_get_swipe_gesture(Resource *resource, uint32_t id, struct ::wl_resource *pointer_resource)
 {
     PointerInterface *pointer = PointerInterface::get(pointer_resource);
     if (!pointer) {
         wl_resource_post_error(resource->handle, WL_DISPLAY_ERROR_INVALID_OBJECT, "invalid pointer");
         return;
     }
 
     PointerSwipeGestureV1Interface *swipeGesture = PointerSwipeGestureV1Interface::get(pointer);
     swipeGesture->add(resource->client(), id, resource->version());
 }
 
 void PointerGesturesV1InterfacePrivate::zwp_pointer_gestures_v1_get_pinch_gesture(Resource *resource, uint32_t id, struct ::wl_resource *pointer_resource)
 {
     PointerInterface *pointer = PointerInterface::get(pointer_resource);
     if (!pointer) {
         wl_resource_post_error(resource->handle, WL_DISPLAY_ERROR_INVALID_OBJECT, "invalid pointer");
         return;
     }
 
     PointerPinchGestureV1Interface *pinchGesture = PointerPinchGestureV1Interface::get(pointer);
     pinchGesture->add(resource->client(), id, resource->version());
 }
 
 void PointerGesturesV1InterfacePrivate::zwp_pointer_gestures_v1_get_hold_gesture(Resource *resource, uint32_t id, struct ::wl_resource *pointer_resource)
 {
     PointerInterface *pointer = PointerInterface::get(pointer_resource);
     if (!pointer) {
         wl_resource_post_error(resource->handle, WL_DISPLAY_ERROR_INVALID_OBJECT,
                                "invalid pointer");
         return;
     }
 
     PointerHoldGestureV1Interface *holdGesture = PointerHoldGestureV1Interface::get(pointer);
     holdGesture->add(resource->client(), id, resource->version());
 }
 
 void PointerGesturesV1InterfacePrivate::zwp_pointer_gestures_v1_release(Resource *resource)
 {
     wl_resource_destroy(resource->handle);
 }
 
 PointerGesturesV1Interface::PointerGesturesV1Interface(Display *display, QObject *parent)
     : QObject(parent)
     , d(new PointerGesturesV1InterfacePrivate(display))
 {
 }
 
 PointerGesturesV1Interface::~PointerGesturesV1Interface()
 {
 }
 
 PointerSwipeGestureV1Interface::PointerSwipeGestureV1Interface(PointerInterface *pointer)
     : pointer(pointer)
 {
 }
 
 PointerSwipeGestureV1Interface *PointerSwipeGestureV1Interface::get(PointerInterface *pointer)
 {
     if (pointer) {
         PointerInterfacePrivate *pointerPrivate = PointerInterfacePrivate::get(pointer);
         return pointerPrivate->swipeGesturesV1.get();
     }
     return nullptr;
 }
 
 void PointerSwipeGestureV1Interface::zwp_pointer_gesture_swipe_v1_destroy(Resource *resource)
 {
     wl_resource_destroy(resource->handle);
 }
 
 void PointerSwipeGestureV1Interface::sendBegin(quint32 serial, quint32 fingerCount)
 {
     if (focusedClient) {
         return;
     }
     if (!pointer->focusedSurface()) {
         return;
     }
 
     const SurfaceInterface *focusedSurface = pointer->focusedSurface();
     focusedClient = focusedSurface->client();
     SeatInterface *seat = pointer->seat();
 
     const QList<Resource *> swipeResources = resourceMap().values(focusedClient->client());
     for (Resource *swipeResource : swipeResources) {
         send_begin(swipeResource->handle, serial, seat->timestamp().count(), focusedSurface->resource(), fingerCount);
     }
 }
 
 void PointerSwipeGestureV1Interface::sendUpdate(const QPointF &delta)
 {
     if (!focusedClient) {
         return;
     }
 
     SeatInterface *seat = pointer->seat();
 
     const QList<Resource *> swipeResources = resourceMap().values(focusedClient->client());
     for (Resource *swipeResource : swipeResources) {
         send_update(swipeResource->handle, seat->timestamp().count(), wl_fixed_from_double(delta.x()), wl_fixed_from_double(delta.y()));
     }
 }
 
 void PointerSwipeGestureV1Interface::sendEnd(quint32 serial)
 {
     if (!focusedClient) {
         return;
     }
 
     SeatInterface *seat = pointer->seat();
 
     const QList<Resource *> swipeResources = resourceMap().values(focusedClient->client());
     for (Resource *swipeResource : swipeResources) {
         send_end(swipeResource->handle, serial, seat->timestamp().count(), false);
     }
 
     // The gesture session has been just finished, reset the cached focused client.
     focusedClient = nullptr;
 }
 
 void PointerSwipeGestureV1Interface::sendCancel(quint32 serial)
 {
     if (!focusedClient) {
         return;
     }
 
     SeatInterface *seat = pointer->seat();
 
     const QList<Resource *> swipeResources = resourceMap().values(focusedClient->client());
     for (Resource *swipeResource : swipeResources) {
         send_end(swipeResource->handle, serial, seat->timestamp().count(), true);
     }
 
     // The gesture session has been just finished, reset the cached focused client.
     focusedClient = nullptr;
 }
 
 PointerPinchGestureV1Interface::PointerPinchGestureV1Interface(PointerInterface *pointer)
     : pointer(pointer)
 {
 }
 
 PointerPinchGestureV1Interface *PointerPinchGestureV1Interface::get(PointerInterface *pointer)
 {
     if (pointer) {
         PointerInterfacePrivate *pointerPrivate = PointerInterfacePrivate::get(pointer);
         return pointerPrivate->pinchGesturesV1.get();
     }
     return nullptr;
 }
 
 void PointerPinchGestureV1Interface::zwp_pointer_gesture_pinch_v1_destroy(Resource *resource)
 {
     wl_resource_destroy(resource->handle);
 }
 
 void PointerPinchGestureV1Interface::sendBegin(quint32 serial, quint32 fingerCount)
 {
     if (focusedClient) {
         return; // gesture is already active
     }
     if (!pointer->focusedSurface()) {
         return;
     }
 
     const SurfaceInterface *focusedSurface = pointer->focusedSurface();
     focusedClient = focusedSurface->client();
     SeatInterface *seat = pointer->seat();
 
     const QList<Resource *> pinchResources = resourceMap().values(*focusedClient);
     for (Resource *pinchResource : pinchResources) {
         send_begin(pinchResource->handle, serial, seat->timestamp().count(), focusedSurface->resource(), fingerCount);
     }
 }
 
 void PointerPinchGestureV1Interface::sendUpdate(const QPointF &delta, qreal scale, qreal rotation)
 {
     if (!focusedClient) {
         return;
     }
 
     SeatInterface *seat = pointer->seat();
 
     const QList<Resource *> pinchResources = resourceMap().values(*focusedClient);
     for (Resource *pinchResource : pinchResources) {
         send_update(pinchResource->handle,
                     seat->timestamp().count(),
                     wl_fixed_from_double(delta.x()),
                     wl_fixed_from_double(delta.y()),
                     wl_fixed_from_double(scale),
                     wl_fixed_from_double(rotation));
     }
 }
 
 void PointerPinchGestureV1Interface::sendEnd(quint32 serial)
 {
     if (!focusedClient) {
         return;
     }
 
     SeatInterface *seat = pointer->seat();
 
     const QList<Resource *> pinchResources = resourceMap().values(*focusedClient);
     for (Resource *pinchResource : pinchResources) {
         send_end(pinchResource->handle, serial, seat->timestamp().count(), false);
     }
 
     // The gesture session has been just finished, reset the cached focused client.
     focusedClient = nullptr;
 }
 
 void PointerPinchGestureV1Interface::sendCancel(quint32 serial)
 {
     if (!focusedClient) {
         return;
     }
 
     SeatInterface *seat = pointer->seat();
 
     const QList<Resource *> pinchResources = resourceMap().values(*focusedClient);
     for (Resource *pinchResource : pinchResources) {
         send_end(pinchResource->handle, serial, seat->timestamp().count(), true);
     }
 
     // The gesture session has been just finished, reset the cached focused client.
     focusedClient = nullptr;
 }
 
 PointerHoldGestureV1Interface::PointerHoldGestureV1Interface(PointerInterface *pointer)
     : pointer(pointer)
 {
 }
 
 PointerHoldGestureV1Interface *PointerHoldGestureV1Interface::get(PointerInterface *pointer)
 {
     if (pointer) {
         PointerInterfacePrivate *pointerPrivate = PointerInterfacePrivate::get(pointer);
         return pointerPrivate->holdGesturesV1.get();
     }
     return nullptr;
 }
 
 void PointerHoldGestureV1Interface::zwp_pointer_gesture_hold_v1_destroy(Resource *resource)
 {
     wl_resource_destroy(resource->handle);
 }
 
 void PointerHoldGestureV1Interface::sendBegin(quint32 serial, quint32 fingerCount)
 {
     if (focusedClient) {
         return; // gesture is already active
     }
     if (!pointer->focusedSurface()) {
         return;
     }
 
     const SurfaceInterface *focusedSurface = pointer->focusedSurface();
     focusedClient = focusedSurface->client();
     SeatInterface *seat = pointer->seat();
 
     const QList<Resource *> holdResources = resourceMap().values(*focusedClient);
     for (Resource *holdResource : holdResources) {
         send_begin(holdResource->handle, serial, seat->timestamp().count(), focusedSurface->resource(), fingerCount);
     }
 }
 
 void PointerHoldGestureV1Interface::sendEnd(quint32 serial)
 {
     if (!focusedClient) {
         return;
     }
 
     SeatInterface *seat = pointer->seat();
 
     const QList<Resource *> holdResources = resourceMap().values(*focusedClient);
     for (Resource *holdResource : holdResources) {
         send_end(holdResource->handle, serial, seat->timestamp().count(), false);
     }
 
     // The gesture session has been just finished, reset the cached focused client.
     focusedClient = nullptr;
 }
 
 void PointerHoldGestureV1Interface::sendCancel(quint32 serial)
 {
     if (!focusedClient) {
         return;
     }
 
     SeatInterface *seat = pointer->seat();
 
     const QList<Resource *> holdResources = resourceMap().values(*focusedClient);
     for (Resource *holdResource : holdResources) {
         send_end(holdResource->handle, serial, seat->timestamp().count(), true);
     }
 
     // The gesture session has been just finished, reset the cached focused client.
     focusedClient = nullptr;
 }
 
 } // namespace KWin
 
 #include "moc_pointergestures_v1.cpp"