webkitgtk-2.16.5HEADwebkitgtk-2.16.5master

1 files changed, 117 insertions, 0 deletions

diff --git a/Source/WebKit2/WebProcess/WebPage/gtk/AcceleratedSurfaceWayland.cpp b/Source/WebKit2/WebProcess/WebPage/gtk/AcceleratedSurfaceWayland.cpp
new file mode 100644
index 000000000..b6f0b87f7
--- /dev/null
+++ b/Source/WebKit2/WebProcess/WebPage/gtk/AcceleratedSurfaceWayland.cpp
@@ -0,0 +1,117 @@
+/*
+ * Copyright (C) 2016 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 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 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 "AcceleratedSurfaceWayland.h"
+
+#if PLATFORM(WAYLAND)
+
+#include "WebKit2WaylandClientProtocol.h"
+#include "WebProcess.h"
+#include <WebCore/PlatformDisplayWayland.h>
+#include <cstring>
+#include <wayland-egl.h>
+#include <wtf/NeverDestroyed.h>
+
+using namespace WebCore;
+
+namespace WebKit {
+
+class WaylandCompositorDisplay final : public PlatformDisplayWayland {
+    WTF_MAKE_NONCOPYABLE(WaylandCompositorDisplay);
+public:
+    static std::unique_ptr<WaylandCompositorDisplay> create()
+    {
+        struct wl_display* display = wl_display_connect(WebProcess::singleton().waylandCompositorDisplayName().utf8().data());
+        if (!display) {
+            WTFLogAlways("PlatformDisplayWayland initialization: failed to connect to the Wayland display: %s", WebProcess::singleton().waylandCompositorDisplayName().utf8().data());
+            return nullptr;
+        }
+
+        return std::unique_ptr<WaylandCompositorDisplay>(new WaylandCompositorDisplay(display));
+    }
+
+    void bindSurfaceToPage(struct wl_surface* surface, WebPage& page)
+    {
+        if (!m_webkitgtk)
+            return;
+
+        wl_webkitgtk_bind_surface_to_page(reinterpret_cast<struct wl_webkitgtk*>(m_webkitgtk.get()), surface, page.pageID());
+        wl_display_roundtrip(m_display);
+    }
+
+private:
+    WaylandCompositorDisplay(struct wl_display* display)
+    {
+        initialize(display);
+        PlatformDisplay::setSharedDisplayForCompositing(*this);
+    }
+
+    void registryGlobal(const char* interface, uint32_t name) override
+    {
+        PlatformDisplayWayland::registryGlobal(interface, name);
+        if (!std::strcmp(interface, "wl_webkitgtk"))
+            m_webkitgtk.reset(static_cast<struct wl_proxy*>(wl_registry_bind(m_registry.get(), name, &wl_webkitgtk_interface, 1)));
+    }
+
+    WlUniquePtr<struct wl_proxy> m_webkitgtk;
+};
+
+static std::unique_ptr<WaylandCompositorDisplay>& waylandCompositorDisplay()
+{
+    static NeverDestroyed<std::unique_ptr<WaylandCompositorDisplay>> waylandDisplay(WaylandCompositorDisplay::create());
+    return waylandDisplay;
+}
+
+std::unique_ptr<AcceleratedSurfaceWayland> AcceleratedSurfaceWayland::create(WebPage& webPage)
+{
+    return waylandCompositorDisplay() ? std::unique_ptr<AcceleratedSurfaceWayland>(new AcceleratedSurfaceWayland(webPage)) : nullptr;
+}
+
+AcceleratedSurfaceWayland::AcceleratedSurfaceWayland(WebPage& webPage)
+    : AcceleratedSurface(webPage)
+    , m_surface(waylandCompositorDisplay()->createSurface())
+    , m_window(wl_egl_window_create(m_surface.get(), std::max(1, m_size.width()), std::max(1, m_size.height())))
+{
+    waylandCompositorDisplay()->bindSurfaceToPage(m_surface.get(), m_webPage);
+}
+
+AcceleratedSurfaceWayland::~AcceleratedSurfaceWayland()
+{
+    wl_egl_window_destroy(m_window);
+}
+
+bool AcceleratedSurfaceWayland::resize(const IntSize& size)
+{
+    if (!AcceleratedSurface::resize(size))
+        return false;
+
+    wl_egl_window_resize(m_window, m_size.width(), m_size.height(), 0, 0);
+    return true;
+}
+
+} // namespace WebKit
+
+#endif // PLATFORM(WAYLAND)