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https://github.com/darlinghq/darling-WebCore.git
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61 lines
2.4 KiB
C++
61 lines
2.4 KiB
C++
/*
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* Copyright (C) 2015 Frederic Wang (fred.wang@free.fr). 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 THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#pragma once
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#if ENABLE(MATHML)
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#include <unicode/utypes.h>
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#include <wtf/Forward.h>
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namespace WebCore {
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namespace MathMLOperatorDictionary {
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enum Form { Infix, Prefix, Postfix };
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enum Flag {
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Accent = 0x1,
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Fence = 0x2, // This has no visual effect but allows to expose semantic information via the accessibility tree.
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LargeOp = 0x4,
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MovableLimits = 0x8,
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Separator = 0x10, // This has no visual effect but allows to expose semantic information via the accessibility tree.
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Stretchy = 0x20,
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Symmetric = 0x40
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};
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const unsigned allFlags = Accent | Fence | LargeOp | MovableLimits | Separator | Stretchy | Symmetric;
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struct Property {
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MathMLOperatorDictionary::Form form;
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// Default leading and trailing spaces are "thickmathspace".
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unsigned short leadingSpaceInMathUnit { 5 };
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unsigned short trailingSpaceInMathUnit { 5 };
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// Default operator properties are all set to "false".
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unsigned short flags { 0 };
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};
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Optional<Property> search(UChar32, Form, bool explicitForm);
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bool isVertical(UChar32);
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}
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}
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#endif // ENABLE(MATHML)
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