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/*
* 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.
*/
#pragma once
#include <WebCore/Damage.h>
#include <WebCore/IntSize.h>
#include <wtf/Noncopyable.h>
#include <wtf/TZoneMalloc.h>
#include <wtf/WeakRef.h>
namespace WTF {
class RunLoop;
}
namespace WebCore {
class Region;
}
namespace WebKit {
class ThreadedCompositor;
class WebPage;
class AcceleratedSurface {
WTF_MAKE_NONCOPYABLE(AcceleratedSurface);
WTF_MAKE_TZONE_ALLOCATED(AcceleratedSurface);
public:
static std::unique_ptr<AcceleratedSurface> create(ThreadedCompositor&, WebPage&, Function<void()>&& frameCompleteHandler);
virtual ~AcceleratedSurface() = default;
virtual uint64_t window() const { ASSERT_NOT_REACHED(); return 0; }
virtual uint64_t surfaceID() const { ASSERT_NOT_REACHED(); return 0; }
virtual bool resize(const WebCore::IntSize&);
virtual bool shouldPaintMirrored() const { return false; }
virtual void didCreateGLContext() { }
virtual void willDestroyGLContext() { }
virtual void finalize() { }
virtual void willRenderFrame() { }
virtual void didRenderFrame() { }
#if ENABLE(DAMAGE_TRACKING)
virtual const WebCore::Damage& addDamage(const WebCore::Damage&) { return WebCore::Damage::invalid(); };
#endif
virtual void didCreateCompositingRunLoop(WTF::RunLoop&) { }
virtual void willDestroyCompositingRunLoop() { }
#if PLATFORM(WPE) && USE(GBM) && ENABLE(WPE_PLATFORM)
virtual void preferredBufferFormatsDidChange() { }
#endif
virtual void visibilityDidChange(bool) { }
virtual bool backgroundColorDidChange();
void clearIfNeeded();
protected:
AcceleratedSurface(WebPage&, Function<void()>&& frameCompleteHandler);
void frameComplete() const;
WeakRef<WebPage> m_webPage;
Function<void()> m_frameCompleteHandler;
WebCore::IntSize m_size;
std::atomic<bool> m_isOpaque { true };
};
} // namespace WebKit
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