| /* |
| * Copyright (C) 2019 Igalia S.L. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY |
| * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR |
| * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
| * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #include "config.h" |
| #include "PointerLockManagerWayland.h" |
| |
| #if PLATFORM(WAYLAND) |
| |
| #include "WebPageProxy.h" |
| #include "pointer-constraints-unstable-v1-client-protocol.h" |
| #include <WebCore/WlUniquePtr.h> |
| #include <gdk/gdkwayland.h> |
| #include <gtk/gtk.h> |
| |
| namespace WebKit { |
| using namespace WebCore; |
| |
| PointerLockManagerWayland::PointerLockManagerWayland(WebPageProxy& webPage, const GdkEvent* event) |
| : PointerLockManager(webPage, event) |
| { |
| auto* display = gdk_wayland_display_get_wl_display(gtk_widget_get_display(m_webPage.viewWidget())); |
| WlUniquePtr<struct wl_registry> registry(wl_display_get_registry(display)); |
| wl_registry_add_listener(registry.get(), &s_registryListener, this); |
| wl_display_roundtrip(display); |
| } |
| |
| PointerLockManagerWayland::~PointerLockManagerWayland() |
| { |
| g_clear_pointer(&m_relativePointerManager, zwp_relative_pointer_manager_v1_destroy); |
| g_clear_pointer(&m_pointerConstraints, zwp_pointer_constraints_v1_destroy); |
| } |
| |
| const struct wl_registry_listener PointerLockManagerWayland::s_registryListener = { |
| // global |
| [](void* data, struct wl_registry* registry, uint32_t name, const char* interface, uint32_t) { |
| if (!g_strcmp0(interface, "zwp_pointer_constraints_v1")) { |
| auto& manager = *reinterpret_cast<PointerLockManagerWayland*>(data); |
| manager.m_pointerConstraints = static_cast<struct zwp_pointer_constraints_v1*>(wl_registry_bind(registry, name, &zwp_pointer_constraints_v1_interface, 1)); |
| } else if (!g_strcmp0(interface, "zwp_relative_pointer_manager_v1")) { |
| auto& manager = *reinterpret_cast<PointerLockManagerWayland*>(data); |
| manager.m_relativePointerManager = static_cast<struct zwp_relative_pointer_manager_v1*>(wl_registry_bind(registry, name, &zwp_relative_pointer_manager_v1_interface, 1)); |
| } |
| }, |
| // global_remove |
| [](void*, struct wl_registry*, uint32_t) |
| { |
| } |
| }; |
| |
| const struct zwp_relative_pointer_v1_listener PointerLockManagerWayland::s_relativePointerListener = { |
| // relative_motion |
| [](void* data, struct zwp_relative_pointer_v1*, uint32_t, uint32_t, wl_fixed_t, wl_fixed_t, wl_fixed_t deltaX, wl_fixed_t deltaY) { |
| auto& manager = *reinterpret_cast<PointerLockManagerWayland*>(data); |
| manager.handleMotion({ wl_fixed_to_int(deltaX), wl_fixed_to_int(deltaY) }); |
| } |
| }; |
| |
| bool PointerLockManagerWayland::lock() |
| { |
| if (!m_pointerConstraints || !m_relativePointerManager) |
| return false; |
| |
| if (!PointerLockManager::lock()) |
| return false; |
| |
| auto* pointer = gdk_wayland_device_get_wl_pointer(m_device); |
| |
| RELEASE_ASSERT(!m_relativePointer); |
| m_relativePointer = zwp_relative_pointer_manager_v1_get_relative_pointer(m_relativePointerManager, pointer); |
| zwp_relative_pointer_v1_add_listener(m_relativePointer, &s_relativePointerListener, this); |
| |
| RELEASE_ASSERT(!m_lockedPointer); |
| auto* surface = gdk_wayland_window_get_wl_surface(gtk_widget_get_window(m_webPage.viewWidget())); |
| m_lockedPointer = zwp_pointer_constraints_v1_lock_pointer(m_pointerConstraints, surface, pointer, nullptr, ZWP_POINTER_CONSTRAINTS_V1_LIFETIME_PERSISTENT); |
| return true; |
| } |
| |
| bool PointerLockManagerWayland::unlock() |
| { |
| g_clear_pointer(&m_relativePointer, zwp_relative_pointer_v1_destroy); |
| g_clear_pointer(&m_lockedPointer, zwp_locked_pointer_v1_destroy); |
| |
| return PointerLockManager::unlock(); |
| } |
| |
| } // namespace WebKit |
| |
| #endif // PLATFORM(WAYLAND) |