202 lines
6.2 KiB
C++
202 lines
6.2 KiB
C++
/*
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* Copyright (C) 2018 Apple Inc. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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* THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#pragma once
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#include "DestinationColorSpace.h"
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#include "FloatRect.h"
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#include "PlatformScreen.h"
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#include <wtf/EnumTraits.h>
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#include <wtf/HashMap.h>
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#include <wtf/RetainPtr.h>
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#include <wtf/text/WTFString.h>
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namespace WebCore {
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struct ScreenData {
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FloatRect screenAvailableRect;
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FloatRect screenRect;
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DestinationColorSpace colorSpace { DestinationColorSpace::SRGB() };
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int screenDepth { 0 };
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int screenDepthPerComponent { 0 };
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bool screenSupportsExtendedColor { false };
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bool screenHasInvertedColors { false };
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bool screenSupportsHighDynamicRange { false };
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#if PLATFORM(MAC)
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bool screenIsMonochrome { false };
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uint32_t displayMask { 0 };
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IORegistryGPUID gpuID { 0 };
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DynamicRangeMode preferredDynamicRangeMode { DynamicRangeMode::Standard };
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#endif
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#if PLATFORM(MAC) || PLATFORM(IOS_FAMILY)
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float scaleFactor { 1 };
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#endif
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template<class Encoder> void encode(Encoder&) const;
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template<class Decoder> static std::optional<ScreenData> decode(Decoder&);
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};
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using ScreenDataMap = HashMap<PlatformDisplayID, ScreenData>;
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struct ScreenProperties {
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PlatformDisplayID primaryDisplayID { 0 };
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ScreenDataMap screenDataMap;
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template<class Encoder> void encode(Encoder&) const;
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template<class Decoder> static std::optional<ScreenProperties> decode(Decoder&);
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};
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template<class Encoder>
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void ScreenProperties::encode(Encoder& encoder) const
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{
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encoder << primaryDisplayID << screenDataMap;
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}
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template<class Decoder>
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std::optional<ScreenProperties> ScreenProperties::decode(Decoder& decoder)
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{
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std::optional<PlatformDisplayID> primaryDisplayID;
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decoder >> primaryDisplayID;
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if (!primaryDisplayID)
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return std::nullopt;
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std::optional<ScreenDataMap> screenDataMap;
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decoder >> screenDataMap;
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if (!screenDataMap)
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return std::nullopt;
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return { { *primaryDisplayID, WTFMove(*screenDataMap) } };
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}
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template<class Encoder>
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void ScreenData::encode(Encoder& encoder) const
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{
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encoder << screenAvailableRect << screenRect << colorSpace << screenDepth << screenDepthPerComponent << screenSupportsExtendedColor << screenHasInvertedColors << screenSupportsHighDynamicRange;
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#if PLATFORM(MAC)
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encoder << screenIsMonochrome << displayMask << gpuID << preferredDynamicRangeMode;
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#endif
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#if PLATFORM(MAC) || PLATFORM(IOS_FAMILY)
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encoder << scaleFactor;
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#endif
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}
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template<class Decoder>
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std::optional<ScreenData> ScreenData::decode(Decoder& decoder)
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{
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std::optional<FloatRect> screenAvailableRect;
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decoder >> screenAvailableRect;
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if (!screenAvailableRect)
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return std::nullopt;
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std::optional<FloatRect> screenRect;
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decoder >> screenRect;
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if (!screenRect)
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return std::nullopt;
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std::optional<DestinationColorSpace> screenColorSpace;
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decoder >> screenColorSpace;
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if (!screenColorSpace)
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return std::nullopt;
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std::optional<int> screenDepth;
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decoder >> screenDepth;
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if (!screenDepth)
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return std::nullopt;
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std::optional<int> screenDepthPerComponent;
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decoder >> screenDepthPerComponent;
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if (!screenDepthPerComponent)
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return std::nullopt;
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std::optional<bool> screenSupportsExtendedColor;
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decoder >> screenSupportsExtendedColor;
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if (!screenSupportsExtendedColor)
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return std::nullopt;
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std::optional<bool> screenHasInvertedColors;
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decoder >> screenHasInvertedColors;
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if (!screenHasInvertedColors)
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return std::nullopt;
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std::optional<bool> screenSupportsHighDynamicRange;
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decoder >> screenSupportsHighDynamicRange;
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if (!screenSupportsHighDynamicRange)
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return std::nullopt;
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#if PLATFORM(MAC)
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std::optional<bool> screenIsMonochrome;
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decoder >> screenIsMonochrome;
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if (!screenIsMonochrome)
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return std::nullopt;
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std::optional<uint32_t> displayMask;
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decoder >> displayMask;
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if (!displayMask)
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return std::nullopt;
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std::optional<IORegistryGPUID> gpuID;
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decoder >> gpuID;
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if (!gpuID)
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return std::nullopt;
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std::optional<DynamicRangeMode> preferredDynamicRangeMode;
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decoder >> preferredDynamicRangeMode;
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if (!preferredDynamicRangeMode)
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return std::nullopt;
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#endif
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#if PLATFORM(MAC) || PLATFORM(IOS_FAMILY)
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std::optional<float> scaleFactor;
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decoder >> scaleFactor;
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if (!scaleFactor)
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return std::nullopt;
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#endif
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return { {
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WTFMove(*screenAvailableRect),
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WTFMove(*screenRect),
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WTFMove(*screenColorSpace),
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WTFMove(*screenDepth),
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WTFMove(*screenDepthPerComponent),
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WTFMove(*screenSupportsExtendedColor),
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WTFMove(*screenHasInvertedColors),
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WTFMove(*screenSupportsHighDynamicRange),
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#if PLATFORM(MAC)
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WTFMove(*screenIsMonochrome),
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WTFMove(*displayMask),
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WTFMove(*gpuID),
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WTFMove(*preferredDynamicRangeMode),
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#endif
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#if PLATFORM(MAC) || PLATFORM(IOS_FAMILY)
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WTFMove(*scaleFactor),
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#endif
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} };
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}
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} // namespace WebCore
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