/* * (C) 1999-2003 Lars Knoll (knoll@kde.org) * Copyright (C) 2004, 2005, 2006, 2008, 2019 Apple Inc. All rights reserved. * Copyright (C) 2007 Alexey Proskuryakov <ap@webkit.org> * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Library General Public * License as published by the Free Software Foundation; either * version 2 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Library General Public License for more details. * * You should have received a copy of the GNU Library General Public License * along with this library; see the file COPYING.LIB. If not, write to * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, * Boston, MA 02110-1301, USA. */ #pragma once namespace WTF { class TextStream; } namespace WebCore { enum class CSSUnitType : uint8_t { CSS_UNKNOWN = 0, CSS_NUMBER = 1, CSS_PERCENTAGE = 2, CSS_EMS = 3, CSS_EXS = 4, CSS_PX = 5, CSS_CM = 6, CSS_MM = 7, CSS_IN = 8, CSS_PT = 9, CSS_PC = 10, CSS_DEG = 11, CSS_RAD = 12, CSS_GRAD = 13, CSS_MS = 14, CSS_S = 15, CSS_HZ = 16, CSS_KHZ = 17, CSS_DIMENSION = 18, CSS_STRING = 19, CSS_URI = 20, CSS_IDENT = 21, CSS_ATTR = 22, CSS_COUNTER = 23, CSS_RECT = 24, CSS_RGBCOLOR = 25, CSS_VW = 26, CSS_VH = 27, CSS_VMIN = 28, CSS_VMAX = 29, CSS_DPPX = 30, CSS_DPI = 31, CSS_DPCM = 32, CSS_FR = 33, CSS_Q = 34, CSS_PAIR = 100, // We envision this being exposed as a means of getting computed style values for pairs (border-spacing/radius, background-position, etc.) CSS_UNICODE_RANGE = 102, CSS_TURN = 107, CSS_REMS = 108, CSS_CHS = 109, // This is used internally for counter names (as opposed to counter values) CSS_COUNTER_NAME = 110, CSS_SHAPE = 111, // Used by border images. CSS_QUAD = 112, CSS_CALC = 113, CSS_CALC_PERCENTAGE_WITH_NUMBER = 114, CSS_CALC_PERCENTAGE_WITH_LENGTH = 115, CSS_FONT_FAMILY = 116, CSS_PROPERTY_ID = 117, CSS_VALUE_ID = 118, // This value is used to handle quirky margins in reflow roots (body, td, and th) like WinIE. // The basic idea is that a stylesheet can use the value __qem (for quirky em) instead of em. // When the quirky value is used, if you're in quirks mode, the margin will collapse away // inside a table cell. This quirk is specified in the HTML spec but our impl is different. CSS_QUIRKY_EMS = 120 // Note that CSSValue allocates 7 bits for m_primitiveUnitType, so there can be no value here > 127. }; enum class CSSUnitCategory : uint8_t { Number, Percent, Length, Angle, Time, Frequency, Resolution, Other }; CSSUnitCategory unitCategory(CSSUnitType); CSSUnitType canonicalUnitTypeForCategory(CSSUnitCategory); CSSUnitType canonicalUnitType(CSSUnitType); WTF::TextStream& operator<<(WTF::TextStream&, CSSUnitCategory); WTF::TextStream& operator<<(WTF::TextStream&, CSSUnitType); } // namespace WebCore