webkitgtk-2.16.5HEADwebkitgtk-2.16.5master

3 files changed, 247 insertions, 0 deletions

diff --git a/Source/WebCore/platform/graphics/wayland/PlatformDisplayWayland.cpp b/Source/WebCore/platform/graphics/wayland/PlatformDisplayWayland.cpp
new file mode 100644
index 000000000..42291396f
--- /dev/null
+++ b/Source/WebCore/platform/graphics/wayland/PlatformDisplayWayland.cpp
@@ -0,0 +1,117 @@
+/*
+ * Copyright (C) 2014 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 "PlatformDisplayWayland.h"
+
+#if PLATFORM(WAYLAND)
+
+#include "GLContextEGL.h"
+#include <cstring>
+// These includes need to be in this order because wayland-egl.h defines WL_EGL_PLATFORM
+// and egl.h checks that to decide whether it's Wayland platform.
+#include <wayland-egl.h>
+#include <EGL/egl.h>
+#include <EGL/eglext.h>
+#include <wtf/Assertions.h>
+
+namespace WebCore {
+
+const struct wl_registry_listener PlatformDisplayWayland::s_registryListener = {
+    // globalCallback
+    [](void* data, struct wl_registry*, uint32_t name, const char* interface, uint32_t) {
+        static_cast<PlatformDisplayWayland*>(data)->registryGlobal(interface, name);
+    },
+    // globalRemoveCallback
+    [](void*, struct wl_registry*, uint32_t)
+    {
+    }
+};
+
+std::unique_ptr<PlatformDisplay> PlatformDisplayWayland::create()
+{
+    struct wl_display* display = wl_display_connect(getenv("DISPLAY"));
+    if (!display)
+        return nullptr;
+
+    return std::make_unique<PlatformDisplayWayland>(display, NativeDisplayOwned::Yes);
+}
+
+PlatformDisplayWayland::PlatformDisplayWayland(struct wl_display* display, NativeDisplayOwned displayOwned)
+    : PlatformDisplay(displayOwned)
+{
+    initialize(display);
+}
+
+PlatformDisplayWayland::~PlatformDisplayWayland()
+{
+    if (m_nativeDisplayOwned == NativeDisplayOwned::Yes)
+        wl_display_destroy(m_display);
+}
+
+void PlatformDisplayWayland::initialize(wl_display* display)
+{
+    m_display = display;
+    if (!m_display)
+        return;
+
+    m_registry.reset(wl_display_get_registry(m_display));
+    wl_registry_add_listener(m_registry.get(), &s_registryListener, this);
+    wl_display_roundtrip(m_display);
+
+#if USE(EGL)
+#if defined(EGL_KHR_platform_wayland)
+    const char* extensions = eglQueryString(nullptr, EGL_EXTENSIONS);
+    if (GLContext::isExtensionSupported(extensions, "EGL_KHR_platform_base")) {
+        if (auto* getPlatformDisplay = reinterpret_cast<PFNEGLGETPLATFORMDISPLAYEXTPROC>(eglGetProcAddress("eglGetPlatformDisplay")))
+            m_eglDisplay = getPlatformDisplay(EGL_PLATFORM_WAYLAND_KHR, m_display, nullptr);
+    } else if (GLContext::isExtensionSupported(extensions, "EGL_EXT_platform_base")) {
+        if (auto* getPlatformDisplay = reinterpret_cast<PFNEGLGETPLATFORMDISPLAYEXTPROC>(eglGetProcAddress("eglGetPlatformDisplayEXT")))
+            m_eglDisplay = getPlatformDisplay(EGL_PLATFORM_WAYLAND_KHR, m_display, nullptr);
+    } else
+#endif
+        m_eglDisplay = eglGetDisplay(m_display);
+
+    PlatformDisplay::initializeEGLDisplay();
+#endif
+}
+
+void PlatformDisplayWayland::registryGlobal(const char* interface, uint32_t name)
+{
+    if (!std::strcmp(interface, "wl_compositor"))
+        m_compositor.reset(static_cast<struct wl_compositor*>(wl_registry_bind(m_registry.get(), name, &wl_compositor_interface, 1)));
+}
+
+WlUniquePtr<struct wl_surface> PlatformDisplayWayland::createSurface() const
+{
+    if (!m_compositor)
+        return nullptr;
+
+    return WlUniquePtr<struct wl_surface>(wl_compositor_create_surface(m_compositor.get()));
+}
+
+} // namespace WebCore
+
+#endif // PLATFORM(WAYLAND)
diff --git a/Source/WebCore/platform/graphics/wayland/PlatformDisplayWayland.h b/Source/WebCore/platform/graphics/wayland/PlatformDisplayWayland.h
new file mode 100644
index 000000000..e17dce04a
--- /dev/null
+++ b/Source/WebCore/platform/graphics/wayland/PlatformDisplayWayland.h
@@ -0,0 +1,69 @@
+/*
+ * Copyright (C) 2014 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.
+ */
+
+#ifndef  PlatformDisplayWayland_h
+#define  PlatformDisplayWayland_h
+
+#if PLATFORM(WAYLAND)
+
+#include "PlatformDisplay.h"
+#include "WlUniquePtr.h"
+#include <wayland-client.h>
+
+namespace WebCore {
+
+class PlatformDisplayWayland : public PlatformDisplay {
+public:
+    static std::unique_ptr<PlatformDisplay> create();
+    PlatformDisplayWayland(struct wl_display*, NativeDisplayOwned = NativeDisplayOwned::No);
+    virtual ~PlatformDisplayWayland();
+
+    struct wl_display* native() const { return m_display; }
+
+    WlUniquePtr<struct wl_surface> createSurface() const;
+
+private:
+    static const struct wl_registry_listener s_registryListener;
+
+    Type type() const override { return PlatformDisplay::Type::Wayland; }
+
+protected:
+    PlatformDisplayWayland() = default;
+    void initialize(struct wl_display*);
+
+    virtual void registryGlobal(const char* interface, uint32_t name);
+
+    struct wl_display* m_display;
+    WlUniquePtr<struct wl_registry> m_registry;
+    WlUniquePtr<struct wl_compositor> m_compositor;
+};
+
+} // namespace WebCore
+
+SPECIALIZE_TYPE_TRAITS_PLATFORM_DISPLAY(PlatformDisplayWayland, Wayland)
+
+#endif // PLATFORM(WAYLAND)
+
+#endif // PlatformDisplayWayland_h
diff --git a/Source/WebCore/platform/graphics/wayland/WlUniquePtr.h b/Source/WebCore/platform/graphics/wayland/WlUniquePtr.h
new file mode 100644
index 000000000..03d2dab59
--- /dev/null
+++ b/Source/WebCore/platform/graphics/wayland/WlUniquePtr.h
@@ -0,0 +1,61 @@
+/*
+ * 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 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.
+ */
+
+#pragma once
+
+#if PLATFORM(WAYLAND)
+#include <wayland-client-protocol.h>
+#include <wayland-server.h>
+
+namespace WebCore {
+
+template<typename T>
+struct WlPtrDeleter {
+};
+
+template<typename T>
+using WlUniquePtr = std::unique_ptr<T, WlPtrDeleter<T>>;
+
+#define FOR_EACH_WAYLAND_DELETER(macro) \
+    macro(struct wl_display, wl_display_destroy) \
+    macro(struct wl_global, wl_global_destroy) \
+    macro(struct wl_surface, wl_surface_destroy) \
+    macro(struct wl_compositor, wl_compositor_destroy) \
+    macro(struct wl_registry, wl_registry_destroy) \
+    macro(struct wl_proxy, wl_proxy_destroy)
+
+#define DEFINE_WAYLAND_DELETER(typeName, deleterFunc) \
+    template<> struct WlPtrDeleter<typeName> \
+    { \
+        void operator() (typeName* ptr) const { deleterFunc(ptr); } \
+    };
+
+FOR_EACH_WAYLAND_DELETER(DEFINE_WAYLAND_DELETER)
+#undef FOR_EACH_WAYLAND_DELETER
+#undef DEFINE_WAYLAND_DELETER
+
+} // namespace WebCore
+
+#endif // PLATFORM(WAYLAND)