core/fxcrt/css/cfx_csspropertytable.cpp

// Copyright 2014 PDFium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com

#include "core/fxcrt/css/cfx_csspropertytable.h"

#include <algorithm>
#include <utility>

#include "core/fxcrt/css/cfx_cssstyleselector.h"
#include "core/fxcrt/css/cfx_cssvaluelistparser.h"
#include "core/fxcrt/fx_codepage.h"
#include "core/fxcrt/fx_extension.h"

namespace {
const CFX_CSSPropertyTable::Entry propertyTable[] = {
    {CFX_CSSProperty::BorderLeft, L"border-left", 0x04080036,
     CFX_CSSVALUETYPE_Shorthand},
    {CFX_CSSProperty::Top, L"top", 0x0BEDAF33,
     CFX_CSSVALUETYPE_Primitive | CFX_CSSVALUETYPE_MaybeEnum |
         CFX_CSSVALUETYPE_MaybeNumber},
    {CFX_CSSProperty::Margin, L"margin", 0x0CB016BE,
     CFX_CSSVALUETYPE_List | CFX_CSSVALUETYPE_MaybeEnum |
         CFX_CSSVALUETYPE_MaybeNumber},
    {CFX_CSSProperty::TextIndent, L"text-indent", 0x169ADB74,
     CFX_CSSVALUETYPE_Primitive | CFX_CSSVALUETYPE_MaybeNumber},
    {CFX_CSSProperty::Right, L"right", 0x193ADE3E,
     CFX_CSSVALUETYPE_Primitive | CFX_CSSVALUETYPE_MaybeEnum |
         CFX_CSSVALUETYPE_MaybeNumber},
    {CFX_CSSProperty::PaddingLeft, L"padding-left", 0x228CF02F,
     CFX_CSSVALUETYPE_Primitive | CFX_CSSVALUETYPE_MaybeNumber},
    {CFX_CSSProperty::MarginLeft, L"margin-left", 0x297C5656,
     CFX_CSSVALUETYPE_Primitive | CFX_CSSVALUETYPE_MaybeNumber |
         CFX_CSSVALUETYPE_MaybeEnum},
    {CFX_CSSProperty::Border, L"border", 0x2A23349E,
     CFX_CSSVALUETYPE_Shorthand},
    {CFX_CSSProperty::BorderTop, L"border-top", 0x2B866ADE,
     CFX_CSSVALUETYPE_Shorthand},
    {CFX_CSSProperty::Bottom, L"bottom", 0x399F02B5,
     CFX_CSSVALUETYPE_Primitive | CFX_CSSVALUETYPE_MaybeEnum |
         CFX_CSSVALUETYPE_MaybeNumber},
    {CFX_CSSProperty::PaddingRight, L"padding-right", 0x3F616AC2,
     CFX_CSSVALUETYPE_Primitive | CFX_CSSVALUETYPE_MaybeNumber},
    {CFX_CSSProperty::BorderBottom, L"border-bottom", 0x452CE780,
     CFX_CSSVALUETYPE_Shorthand},
    {CFX_CSSProperty::FontFamily, L"font-family", 0x574686E6,
     CFX_CSSVALUETYPE_List | CFX_CSSVALUETYPE_MaybeString},
    {CFX_CSSProperty::FontWeight, L"font-weight", 0x6692F60C,
     CFX_CSSVALUETYPE_Primitive | CFX_CSSVALUETYPE_MaybeEnum |
         CFX_CSSVALUETYPE_MaybeNumber},
    {CFX_CSSProperty::Color, L"color", 0x6E67921F,
     CFX_CSSVALUETYPE_Primitive | CFX_CSSVALUETYPE_MaybeEnum |
         CFX_CSSVALUETYPE_MaybeColor},
    {CFX_CSSProperty::LetterSpacing, L"letter-spacing", 0x70536102,
     CFX_CSSVALUETYPE_Primitive | CFX_CSSVALUETYPE_MaybeEnum |
         CFX_CSSVALUETYPE_MaybeNumber},
    {CFX_CSSProperty::TextAlign, L"text-align", 0x7553F1BD,
     CFX_CSSVALUETYPE_Primitive | CFX_CSSVALUETYPE_MaybeEnum},
    {CFX_CSSProperty::BorderRightWidth, L"border-right-width", 0x8F5A6036,
     CFX_CSSVALUETYPE_Primitive | CFX_CSSVALUETYPE_MaybeEnum |
         CFX_CSSVALUETYPE_MaybeNumber},
    {CFX_CSSProperty::VerticalAlign, L"vertical-align", 0x934A87D2,
     CFX_CSSVALUETYPE_Primitive | CFX_CSSVALUETYPE_MaybeEnum |
         CFX_CSSVALUETYPE_MaybeNumber},
    {CFX_CSSProperty::PaddingTop, L"padding-top", 0x959D22B7,
     CFX_CSSVALUETYPE_Primitive | CFX_CSSVALUETYPE_MaybeNumber},
    {CFX_CSSProperty::FontVariant, L"font-variant", 0x9C785779,
     CFX_CSSVALUETYPE_Primitive | CFX_CSSVALUETYPE_MaybeEnum},
    {CFX_CSSProperty::BorderWidth, L"border-width", 0xA8DE4FEB,
     CFX_CSSVALUETYPE_List | CFX_CSSVALUETYPE_MaybeEnum |
         CFX_CSSVALUETYPE_MaybeNumber},
    {CFX_CSSProperty::BorderBottomWidth, L"border-bottom-width", 0xAE41204D,
     CFX_CSSVALUETYPE_Primitive | CFX_CSSVALUETYPE_MaybeEnum |
         CFX_CSSVALUETYPE_MaybeNumber},
    {CFX_CSSProperty::BorderRight, L"border-right", 0xB78E9EA9,
     CFX_CSSVALUETYPE_Shorthand},
    {CFX_CSSProperty::FontSize, L"font-size", 0xB93956DF,
     CFX_CSSVALUETYPE_Primitive | CFX_CSSVALUETYPE_MaybeEnum |
         CFX_CSSVALUETYPE_MaybeNumber},
    {CFX_CSSProperty::BorderSpacing, L"border-spacing", 0xC72030F0,
     CFX_CSSVALUETYPE_List | CFX_CSSVALUETYPE_MaybeNumber},
    {CFX_CSSProperty::FontStyle, L"font-style", 0xCB1950F5,
     CFX_CSSVALUETYPE_Primitive | CFX_CSSVALUETYPE_MaybeEnum},
    {CFX_CSSProperty::Font, L"font", 0xCD308B77, CFX_CSSVALUETYPE_Shorthand},
    {CFX_CSSProperty::LineHeight, L"line-height", 0xCFCACE2E,
     CFX_CSSVALUETYPE_Primitive | CFX_CSSVALUETYPE_MaybeEnum |
         CFX_CSSVALUETYPE_MaybeNumber},
    {CFX_CSSProperty::MarginRight, L"margin-right", 0xD13C58C9,
     CFX_CSSVALUETYPE_Primitive | CFX_CSSVALUETYPE_MaybeNumber |
         CFX_CSSVALUETYPE_MaybeEnum},
    {CFX_CSSProperty::BorderLeftWidth, L"border-left-width", 0xD1E93D83,
     CFX_CSSVALUETYPE_Primitive | CFX_CSSVALUETYPE_MaybeEnum |
         CFX_CSSVALUETYPE_MaybeNumber},
    {CFX_CSSProperty::Display, L"display", 0xD4224C36,
     CFX_CSSVALUETYPE_Primitive | CFX_CSSVALUETYPE_MaybeEnum},
    {CFX_CSSProperty::PaddingBottom, L"padding-bottom", 0xE555B3B9,
     CFX_CSSVALUETYPE_Primitive | CFX_CSSVALUETYPE_MaybeNumber},
    {CFX_CSSProperty::BorderTopWidth, L"border-top-width", 0xED2CB62B,
     CFX_CSSVALUETYPE_Primitive | CFX_CSSVALUETYPE_MaybeEnum |
         CFX_CSSVALUETYPE_MaybeNumber},
    {CFX_CSSProperty::WordSpacing, L"word-spacing", 0xEDA63BAE,
     CFX_CSSVALUETYPE_Primitive | CFX_CSSVALUETYPE_MaybeEnum |
         CFX_CSSVALUETYPE_MaybeNumber},
    {CFX_CSSProperty::Left, L"left", 0xF5AD782B,
     CFX_CSSVALUETYPE_Primitive | CFX_CSSVALUETYPE_MaybeEnum |
         CFX_CSSVALUETYPE_MaybeNumber},
    {CFX_CSSProperty::TextDecoration, L"text-decoration", 0xF7C634BA,
     CFX_CSSVALUETYPE_List | CFX_CSSVALUETYPE_MaybeEnum},
    {CFX_CSSProperty::Padding, L"padding", 0xF8C373F7,
     CFX_CSSVALUETYPE_List | CFX_CSSVALUETYPE_MaybeNumber},
    {CFX_CSSProperty::MarginBottom, L"margin-bottom", 0xF93485A0,
     CFX_CSSVALUETYPE_Primitive | CFX_CSSVALUETYPE_MaybeNumber |
         CFX_CSSVALUETYPE_MaybeEnum},
    {CFX_CSSProperty::MarginTop, L"margin-top", 0xFE51DCFE,
     CFX_CSSVALUETYPE_Primitive | CFX_CSSVALUETYPE_MaybeNumber |
         CFX_CSSVALUETYPE_MaybeEnum},
};
}  // namespace

const CFX_CSSPropertyTable::Entry* CFX_CSSPropertyTable::GetByName(
    WideStringView name) {
  if (name.IsEmpty())
    return nullptr;

  uint32_t hash = FX_HashCode_GetW(name, true);

  auto cmpFunc = [](const CFX_CSSPropertyTable::Entry& iter,
                    const uint32_t& hash) { return iter.dwHash < hash; };

  auto* result = std::lower_bound(std::begin(propertyTable),
                                  std::end(propertyTable), hash, cmpFunc);
  if (result != std::end(propertyTable) && result->dwHash == hash)
    return result;
  return nullptr;
}

const CFX_CSSPropertyTable::Entry* CFX_CSSPropertyTable::GetByEnum(
    CFX_CSSProperty property) {
  return &propertyTable[static_cast<uint8_t>(property)];
}