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/*
* Copyright (C) 2015 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 AND ITS CONTRIBUTORS "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 OR ITS 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
#include <wtf/Noncopyable.h>
#include <wtf/TypeCasts.h>
#include <wtf/text/WTFString.h>
#if USE(EGL)
typedef void *EGLDisplay;
#endif
#if ENABLE(VIDEO) && USE(GSTREAMER_GL)
#include "GRefPtrGStreamer.h"
typedef struct _GstGLContext GstGLContext;
typedef struct _GstGLDisplay GstGLDisplay;
#endif // ENABLE(VIDEO) && USE(GSTREAMER_GL)
#if USE(LCMS)
#include "LCMSUniquePtr.h"
#endif
namespace WebCore {
class GLContext;
class PlatformDisplay {
WTF_MAKE_NONCOPYABLE(PlatformDisplay); WTF_MAKE_FAST_ALLOCATED;
public:
WEBCORE_EXPORT static PlatformDisplay& sharedDisplay();
WEBCORE_EXPORT static PlatformDisplay& sharedDisplayForCompositing();
virtual ~PlatformDisplay();
enum class Type {
#if PLATFORM(X11)
X11,
#endif
#if PLATFORM(WAYLAND)
Wayland,
#endif
#if PLATFORM(WIN)
Windows,
#endif
#if USE(WPE_RENDERER)
WPE,
#endif
};
virtual Type type() const = 0;
#if USE(EGL) || USE(GLX)
WEBCORE_EXPORT GLContext* sharingGLContext();
#endif
#if USE(EGL)
EGLDisplay eglDisplay() const;
bool eglCheckVersion(int major, int minor) const;
#endif
#if ENABLE(VIDEO) && USE(GSTREAMER_GL)
GstGLDisplay* gstGLDisplay() const;
GstGLContext* gstGLContext() const;
#endif
#if USE(LCMS)
virtual cmsHPROFILE colorProfile() const;
#endif
#if USE(ATSPI)
void setAccessibilityBusAddress(String&& address) { m_accessibilityBusAddress = WTFMove(address); }
const String& accessibilityBusAddress() const;
#endif
protected:
enum class NativeDisplayOwned { No, Yes };
explicit PlatformDisplay(NativeDisplayOwned);
static void setSharedDisplayForCompositing(PlatformDisplay&);
NativeDisplayOwned m_nativeDisplayOwned { NativeDisplayOwned::No };
#if USE(EGL)
virtual void initializeEGLDisplay();
EGLDisplay m_eglDisplay;
#endif
#if USE(EGL) || USE(GLX)
std::unique_ptr<GLContext> m_sharingGLContext;
#endif
#if USE(LCMS)
mutable LCMSProfilePtr m_iccProfile;
#endif
#if USE(ATSPI)
virtual String plartformAccessibilityBusAddress() const { return { }; }
mutable std::optional<String> m_accessibilityBusAddress;
#endif
private:
static std::unique_ptr<PlatformDisplay> createPlatformDisplay();
#if USE(EGL)
void terminateEGLDisplay();
bool m_eglDisplayInitialized { false };
int m_eglMajorVersion { 0 };
int m_eglMinorVersion { 0 };
#endif
#if ENABLE(VIDEO) && USE(GSTREAMER_GL)
bool tryEnsureGstGLContext() const;
mutable GRefPtr<GstGLDisplay> m_gstGLDisplay;
mutable GRefPtr<GstGLContext> m_gstGLContext;
#endif
};
} // namespace WebCore
#define SPECIALIZE_TYPE_TRAITS_PLATFORM_DISPLAY(ToClassName, DisplayType) \
SPECIALIZE_TYPE_TRAITS_BEGIN(WebCore::ToClassName) \
static bool isType(const WebCore::PlatformDisplay& display) { return display.type() == WebCore::PlatformDisplay::Type::DisplayType; } \
SPECIALIZE_TYPE_TRAITS_END()