// 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 "xfa/fde/css/fde_cssdeclaration.h"

#include "core/fxcrt/fx_ext.h"

IFDE_CSSValue* CFDE_CSSDeclaration::GetProperty(FDE_CSSProperty eProperty,
                                                bool& bImportant) const {
  for (const FDE_CSSPropertyHolder* pHolder = m_pFirstProperty; pHolder;
       pHolder = pHolder->pNext) {
    if (pHolder->eProperty == eProperty) {
      bImportant = pHolder->bImportant;
      return pHolder->pValue;
    }
  }
  return nullptr;
}
FX_POSITION CFDE_CSSDeclaration::GetStartPosition() const {
  return (FX_POSITION)m_pFirstProperty;
}
void CFDE_CSSDeclaration::GetNextProperty(FX_POSITION& pos,
                                          FDE_CSSProperty& eProperty,
                                          IFDE_CSSValue*& pValue,
                                          bool& bImportant) const {
  const FDE_CSSPropertyHolder* pHolder = (const FDE_CSSPropertyHolder*)pos;
  bImportant = pHolder->bImportant;
  eProperty = pHolder->eProperty;
  pValue = pHolder->pValue;
  pos = (FX_POSITION)pHolder->pNext;
}
FX_POSITION CFDE_CSSDeclaration::GetStartCustom() const {
  return (FX_POSITION)m_pFirstCustom;
}
void CFDE_CSSDeclaration::GetNextCustom(FX_POSITION& pos,
                                        CFX_WideString& wsName,
                                        CFX_WideString& wsValue) const {
  const FDE_CSSCustomProperty* pProperty = (const FDE_CSSCustomProperty*)pos;
  if (!pProperty)
    return;

  wsName = pProperty->pwsName;
  wsValue = pProperty->pwsValue;
  pos = (FX_POSITION)pProperty->pNext;
}
const FX_WCHAR* CFDE_CSSDeclaration::CopyToLocal(
    const FDE_CSSPropertyArgs* pArgs,
    const FX_WCHAR* pszValue,
    int32_t iValueLen) {
  ASSERT(iValueLen > 0);
  std::unordered_map<uint32_t, FX_WCHAR*>* pCache = pArgs->pStringCache;
  uint32_t key = 0;
  if (pCache) {
    key = FX_HashCode_GetW(CFX_WideStringC(pszValue, iValueLen), false);
    auto it = pCache->find(key);
    if (it != pCache->end())
      return it->second;
  }
  FX_WCHAR* psz = FX_Alloc(FX_WCHAR, iValueLen + 1);
  FXSYS_wcsncpy(psz, pszValue, iValueLen);
  psz[iValueLen] = '\0';
  if (pCache)
    (*pCache)[key] = psz;

  return psz;
}
IFDE_CSSPrimitiveValue* CFDE_CSSDeclaration::NewNumberValue(
    FDE_CSSPrimitiveType eUnit,
    FX_FLOAT fValue) const {
  static CFDE_CSSPrimitiveValue s_ZeroValue(FDE_CSSPrimitiveType::Number, 0.0f);
  if (eUnit == FDE_CSSPrimitiveType::Number && FXSYS_fabs(fValue) < 0.001f) {
    return &s_ZeroValue;
  }
  return new CFDE_CSSPrimitiveValue(eUnit, fValue);
}
inline IFDE_CSSPrimitiveValue* CFDE_CSSDeclaration::NewEnumValue(
    FDE_CSSPropertyValue eValue) const {
  return new CFDE_CSSPrimitiveValue(eValue);
}
void CFDE_CSSDeclaration::AddPropertyHolder(FDE_CSSProperty eProperty,
                                            IFDE_CSSValue* pValue,
                                            bool bImportant) {
  FDE_CSSPropertyHolder* pHolder = new FDE_CSSPropertyHolder;
  pHolder->bImportant = bImportant;
  pHolder->eProperty = eProperty;
  pHolder->pValue = pValue;
  pHolder->pNext = nullptr;
  if (m_pLastProperty)
    m_pLastProperty->pNext = pHolder;
  else
    m_pFirstProperty = pHolder;
  m_pLastProperty = pHolder;
}
bool CFDE_CSSDeclaration::AddProperty(const FDE_CSSPropertyArgs* pArgs,
                                      const FX_WCHAR* pszValue,
                                      int32_t iValueLen) {
  ASSERT(iValueLen > 0);
  bool bImportant = false;
  if (iValueLen >= 10 && pszValue[iValueLen - 10] == '!' &&
      FXSYS_wcsnicmp(L"important", pszValue + iValueLen - 9, 9) == 0) {
    if ((iValueLen -= 10) == 0) {
      return false;
    }
    bImportant = true;
  }
  const uint32_t dwType = pArgs->pProperty->dwType;
  switch (dwType & 0x0F) {
    case FDE_CSSVALUETYPE_Primitive: {
      static const uint32_t g_ValueGuessOrder[] = {
          FDE_CSSVALUETYPE_MaybeNumber,   FDE_CSSVALUETYPE_MaybeEnum,
          FDE_CSSVALUETYPE_MaybeColor,    FDE_CSSVALUETYPE_MaybeURI,
          FDE_CSSVALUETYPE_MaybeFunction, FDE_CSSVALUETYPE_MaybeString,
      };
      static const int32_t g_ValueGuessCount =
          sizeof(g_ValueGuessOrder) / sizeof(uint32_t);
      for (int32_t i = 0; i < g_ValueGuessCount; ++i) {
        const uint32_t dwMatch = dwType & g_ValueGuessOrder[i];
        if (dwMatch == 0) {
          continue;
        }
        IFDE_CSSValue* pCSSValue = nullptr;
        switch (dwMatch) {
          case FDE_CSSVALUETYPE_MaybeFunction:
            pCSSValue = ParseFunction(pArgs, pszValue, iValueLen);
            break;
          case FDE_CSSVALUETYPE_MaybeNumber:
            pCSSValue = ParseNumber(pArgs, pszValue, iValueLen);
            break;
          case FDE_CSSVALUETYPE_MaybeEnum:
            pCSSValue = ParseEnum(pArgs, pszValue, iValueLen);
            break;
          case FDE_CSSVALUETYPE_MaybeColor:
            pCSSValue = ParseColor(pArgs, pszValue, iValueLen);
            break;
          case FDE_CSSVALUETYPE_MaybeURI:
            pCSSValue = ParseURI(pArgs, pszValue, iValueLen);
            break;
          case FDE_CSSVALUETYPE_MaybeString:
            pCSSValue = ParseString(pArgs, pszValue, iValueLen);
            break;
          default:
            break;
        }
        if (pCSSValue) {
          AddPropertyHolder(pArgs->pProperty->eName, pCSSValue, bImportant);
          return true;
        }
        if (FDE_IsOnlyValue(dwType, g_ValueGuessOrder[i])) {
          return false;
        }
      }
    } break;
    case FDE_CSSVALUETYPE_Shorthand: {
      IFDE_CSSValue* pWidth;
      switch (pArgs->pProperty->eName) {
        case FDE_CSSProperty::Font:
          return ParseFontProperty(pArgs, pszValue, iValueLen, bImportant);
        case FDE_CSSProperty::Border:
          if (ParseBorderProperty(pszValue, iValueLen, pWidth)) {
            AddPropertyHolder(FDE_CSSProperty::BorderLeftWidth, pWidth,
                              bImportant);
            AddPropertyHolder(FDE_CSSProperty::BorderTopWidth, pWidth,
                              bImportant);
            AddPropertyHolder(FDE_CSSProperty::BorderRightWidth, pWidth,
                              bImportant);
            AddPropertyHolder(FDE_CSSProperty::BorderBottomWidth, pWidth,
                              bImportant);
            return true;
          }
          break;
        case FDE_CSSProperty::BorderLeft:
          if (ParseBorderProperty(pszValue, iValueLen, pWidth)) {
            AddPropertyHolder(FDE_CSSProperty::BorderLeftWidth, pWidth,
                              bImportant);
            return true;
          }
          break;
        case FDE_CSSProperty::BorderTop:
          if (ParseBorderProperty(pszValue, iValueLen, pWidth)) {
            AddPropertyHolder(FDE_CSSProperty::BorderTopWidth, pWidth,
                              bImportant);
            return true;
          }
          break;
        case FDE_CSSProperty::BorderRight:
          if (ParseBorderProperty(pszValue, iValueLen, pWidth)) {
            AddPropertyHolder(FDE_CSSProperty::BorderRightWidth, pWidth,
                              bImportant);
            return true;
          }
          break;
        case FDE_CSSProperty::BorderBottom:
          if (ParseBorderProperty(pszValue, iValueLen, pWidth)) {
            AddPropertyHolder(FDE_CSSProperty::BorderBottomWidth, pWidth,
                              bImportant);
            return true;
          }
          break;
        default:
          break;
      }
    } break;
    case FDE_CSSVALUETYPE_List:
      return ParseValueListProperty(pArgs, pszValue, iValueLen, bImportant);
    default:
      ASSERT(false);
      break;
  }
  return false;
}
bool CFDE_CSSDeclaration::AddProperty(const FDE_CSSPropertyArgs* pArgs,
                                      const FX_WCHAR* pszName,
                                      int32_t iNameLen,
                                      const FX_WCHAR* pszValue,
                                      int32_t iValueLen) {
  FDE_CSSCustomProperty* pProperty = new FDE_CSSCustomProperty;
  pProperty->pwsName = CopyToLocal(pArgs, pszName, iNameLen);
  pProperty->pwsValue = CopyToLocal(pArgs, pszValue, iValueLen);
  pProperty->pNext = nullptr;
  if (m_pLastCustom)
    m_pLastCustom->pNext = pProperty;
  else
    m_pFirstCustom = pProperty;
  m_pLastCustom = pProperty;
  return true;
}
IFDE_CSSValue* CFDE_CSSDeclaration::ParseNumber(
    const FDE_CSSPropertyArgs* pArgs,
    const FX_WCHAR* pszValue,
    int32_t iValueLen) {
  FX_FLOAT fValue;
  FDE_CSSPrimitiveType eUnit;
  if (!FDE_ParseCSSNumber(pszValue, iValueLen, fValue, eUnit)) {
    return nullptr;
  }
  return NewNumberValue(eUnit, fValue);
}
IFDE_CSSValue* CFDE_CSSDeclaration::ParseEnum(const FDE_CSSPropertyArgs* pArgs,
                                              const FX_WCHAR* pszValue,
                                              int32_t iValueLen) {
  const FDE_CSSPropertyValueTable* pValue =
      FDE_GetCSSPropertyValueByName(CFX_WideStringC(pszValue, iValueLen));
  return pValue ? NewEnumValue(pValue->eName) : nullptr;
}
IFDE_CSSValue* CFDE_CSSDeclaration::ParseColor(const FDE_CSSPropertyArgs* pArgs,
                                               const FX_WCHAR* pszValue,
                                               int32_t iValueLen) {
  FX_ARGB dwColor;
  if (!FDE_ParseCSSColor(pszValue, iValueLen, dwColor)) {
    return nullptr;
  }
  return new CFDE_CSSPrimitiveValue(dwColor);
}

IFDE_CSSValue* CFDE_CSSDeclaration::ParseURI(const FDE_CSSPropertyArgs* pArgs,
                                             const FX_WCHAR* pszValue,
                                             int32_t iValueLen) {
  int32_t iOffset;
  if (!FDE_ParseCSSURI(pszValue, &iOffset, &iValueLen))
    return nullptr;

  if (iValueLen <= 0)
    return nullptr;

  pszValue = CopyToLocal(pArgs, pszValue + iOffset, iValueLen);
  return pszValue
             ? new CFDE_CSSPrimitiveValue(FDE_CSSPrimitiveType::URI, pszValue)
             : nullptr;
}

IFDE_CSSValue* CFDE_CSSDeclaration::ParseString(
    const FDE_CSSPropertyArgs* pArgs,
    const FX_WCHAR* pszValue,
    int32_t iValueLen) {
  int32_t iOffset;
  if (!FDE_ParseCSSString(pszValue, iValueLen, &iOffset, &iValueLen))
    return nullptr;

  if (iValueLen <= 0)
    return nullptr;

  pszValue = CopyToLocal(pArgs, pszValue + iOffset, iValueLen);
  return pszValue ? new CFDE_CSSPrimitiveValue(FDE_CSSPrimitiveType::String,
                                               pszValue)
                  : nullptr;
}
IFDE_CSSValue* CFDE_CSSDeclaration::ParseFunction(
    const FDE_CSSPropertyArgs* pArgs,
    const FX_WCHAR* pszValue,
    int32_t iValueLen) {
  if (pszValue[iValueLen - 1] != ')') {
    return nullptr;
  }
  int32_t iStartBracket = 0;
  while (pszValue[iStartBracket] != '(') {
    if (iStartBracket < iValueLen) {
      iStartBracket++;
    } else {
      return nullptr;
    }
  }
  if (iStartBracket == 0) {
    return nullptr;
  }
  const FX_WCHAR* pszFuncName = CopyToLocal(pArgs, pszValue, iStartBracket);
  pszValue += (iStartBracket + 1);
  iValueLen -= (iStartBracket + 2);
  CFDE_CSSValueArray argumentArr;
  CFDE_CSSValueListParser parser(pszValue, iValueLen, ',');
  FDE_CSSPrimitiveType ePrimitiveType;
  while (parser.NextValue(ePrimitiveType, pszValue, iValueLen)) {
    switch (ePrimitiveType) {
      case FDE_CSSPrimitiveType::String: {
        const FDE_CSSPropertyValueTable* pPropertyValue =
            FDE_GetCSSPropertyValueByName(CFX_WideStringC(pszValue, iValueLen));
        if (pPropertyValue) {
          argumentArr.Add(NewEnumValue(pPropertyValue->eName));
          continue;
        }

        IFDE_CSSValue* pFunctionValue =
            ParseFunction(pArgs, pszValue, iValueLen);
        if (pFunctionValue) {
          argumentArr.Add(pFunctionValue);
          continue;
        }
        argumentArr.Add(new CFDE_CSSPrimitiveValue(
            FDE_CSSPrimitiveType::String,
            CopyToLocal(pArgs, pszValue, iValueLen)));
        break;
      }
      case FDE_CSSPrimitiveType::Number: {
        FX_FLOAT fValue;
        if (FDE_ParseCSSNumber(pszValue, iValueLen, fValue, ePrimitiveType))
          argumentArr.Add(NewNumberValue(ePrimitiveType, fValue));
        break;
      }
      default:
        argumentArr.Add(new CFDE_CSSPrimitiveValue(
            FDE_CSSPrimitiveType::String,
            CopyToLocal(pArgs, pszValue, iValueLen)));
        break;
    }
  }
  IFDE_CSSValueList* pArgumentList = new CFDE_CSSValueList(argumentArr);
  CFDE_CSSFunction* pFunction =
      new CFDE_CSSFunction(pszFuncName, pArgumentList);
  return new CFDE_CSSPrimitiveValue(pFunction);
}

bool CFDE_CSSDeclaration::ParseValueListProperty(
    const FDE_CSSPropertyArgs* pArgs,
    const FX_WCHAR* pszValue,
    int32_t iValueLen,
    bool bImportant) {
  FX_WCHAR separator =
      (pArgs->pProperty->eName == FDE_CSSProperty::FontFamily) ? ',' : ' ';
  CFDE_CSSValueListParser parser(pszValue, iValueLen, separator);
  const uint32_t dwType = pArgs->pProperty->dwType;
  FDE_CSSPrimitiveType eType;
  CFDE_CSSValueArray list;
  while (parser.NextValue(eType, pszValue, iValueLen)) {
    switch (eType) {
      case FDE_CSSPrimitiveType::Number:
        if (dwType & FDE_CSSVALUETYPE_MaybeNumber) {
          FX_FLOAT fValue;
          if (FDE_ParseCSSNumber(pszValue, iValueLen, fValue, eType))
            list.Add(NewNumberValue(eType, fValue));
        }
        break;
      case FDE_CSSPrimitiveType::String:
        if (dwType & FDE_CSSVALUETYPE_MaybeColor) {
          FX_ARGB dwColor;
          if (FDE_ParseCSSColor(pszValue, iValueLen, dwColor)) {
            list.Add(new CFDE_CSSPrimitiveValue(dwColor));
            continue;
          }
        }
        if (dwType & FDE_CSSVALUETYPE_MaybeEnum) {
          const FDE_CSSPropertyValueTable* pValue =
              FDE_GetCSSPropertyValueByName(
                  CFX_WideStringC(pszValue, iValueLen));
          if (pValue) {
            list.Add(NewEnumValue(pValue->eName));
            continue;
          }
        }
        if (dwType & FDE_CSSVALUETYPE_MaybeString) {
          pszValue = CopyToLocal(pArgs, pszValue, iValueLen);
          list.Add(new CFDE_CSSPrimitiveValue(FDE_CSSPrimitiveType::String,
                                              pszValue));
        }
        break;
      case FDE_CSSPrimitiveType::RGB:
        if (dwType & FDE_CSSVALUETYPE_MaybeColor) {
          FX_ARGB dwColor;
          if (FDE_ParseCSSColor(pszValue, iValueLen, dwColor)) {
            list.Add(new CFDE_CSSPrimitiveValue(dwColor));
          }
        }
        break;
      default:
        break;
    }
  }
  if (list.GetSize() == 0) {
    return false;
  }
  switch (pArgs->pProperty->eName) {
    case FDE_CSSProperty::BorderWidth:
      return Add4ValuesProperty(
          list, bImportant, FDE_CSSProperty::BorderLeftWidth,
          FDE_CSSProperty::BorderTopWidth, FDE_CSSProperty::BorderRightWidth,
          FDE_CSSProperty::BorderBottomWidth);
    case FDE_CSSProperty::Margin:
      return Add4ValuesProperty(list, bImportant, FDE_CSSProperty::MarginLeft,
                                FDE_CSSProperty::MarginTop,
                                FDE_CSSProperty::MarginRight,
                                FDE_CSSProperty::MarginBottom);
    case FDE_CSSProperty::Padding:
      return Add4ValuesProperty(list, bImportant, FDE_CSSProperty::PaddingLeft,
                                FDE_CSSProperty::PaddingTop,
                                FDE_CSSProperty::PaddingRight,
                                FDE_CSSProperty::PaddingBottom);
    default: {
      CFDE_CSSValueList* pList = new CFDE_CSSValueList(list);
      AddPropertyHolder(pArgs->pProperty->eName, pList, bImportant);
      return true;
    } break;
  }
  return false;
}

bool CFDE_CSSDeclaration::Add4ValuesProperty(const CFDE_CSSValueArray& list,
                                             bool bImportant,
                                             FDE_CSSProperty eLeft,
                                             FDE_CSSProperty eTop,
                                             FDE_CSSProperty eRight,
                                             FDE_CSSProperty eBottom) {
  switch (list.GetSize()) {
    case 1:
      AddPropertyHolder(eLeft, list[0], bImportant);
      AddPropertyHolder(eTop, list[0], bImportant);
      AddPropertyHolder(eRight, list[0], bImportant);
      AddPropertyHolder(eBottom, list[0], bImportant);
      return true;
    case 2:
      AddPropertyHolder(eLeft, list[1], bImportant);
      AddPropertyHolder(eTop, list[0], bImportant);
      AddPropertyHolder(eRight, list[1], bImportant);
      AddPropertyHolder(eBottom, list[0], bImportant);
      return true;
    case 3:
      AddPropertyHolder(eLeft, list[1], bImportant);
      AddPropertyHolder(eTop, list[0], bImportant);
      AddPropertyHolder(eRight, list[1], bImportant);
      AddPropertyHolder(eBottom, list[2], bImportant);
      return true;
    case 4:
      AddPropertyHolder(eLeft, list[3], bImportant);
      AddPropertyHolder(eTop, list[0], bImportant);
      AddPropertyHolder(eRight, list[1], bImportant);
      AddPropertyHolder(eBottom, list[2], bImportant);
      return true;
    default:
      break;
  }
  return false;
}
bool CFDE_CSSDeclaration::ParseBorderProperty(const FX_WCHAR* pszValue,
                                              int32_t iValueLen,
                                              IFDE_CSSValue*& pWidth) const {
  pWidth = nullptr;
  CFDE_CSSValueListParser parser(pszValue, iValueLen, ' ');
  FDE_CSSPrimitiveType eType;
  while (parser.NextValue(eType, pszValue, iValueLen)) {
    switch (eType) {
      case FDE_CSSPrimitiveType::Number: {
        if (pWidth)
          continue;

        FX_FLOAT fValue;
        if (FDE_ParseCSSNumber(pszValue, iValueLen, fValue, eType))
          pWidth = NewNumberValue(eType, fValue);
        break;
      }
      case FDE_CSSPrimitiveType::String: {
        const FDE_CSSCOLORTABLE* pColorItem =
            FDE_GetCSSColorByName(CFX_WideStringC(pszValue, iValueLen));
        if (pColorItem)
          continue;

        const FDE_CSSPropertyValueTable* pValue =
            FDE_GetCSSPropertyValueByName(CFX_WideStringC(pszValue, iValueLen));
        if (!pValue)
          continue;

        switch (pValue->eName) {
          case FDE_CSSPropertyValue::Thin:
          case FDE_CSSPropertyValue::Thick:
          case FDE_CSSPropertyValue::Medium:
            if (!pWidth)
              pWidth = NewEnumValue(pValue->eName);
            break;
          default:
            break;
        }
        break;
      }
      default:
        break;
    }
  }
  if (!pWidth)
    pWidth = NewNumberValue(FDE_CSSPrimitiveType::Number, 0.0f);

  return true;
}

bool CFDE_CSSDeclaration::ParseFontProperty(const FDE_CSSPropertyArgs* pArgs,
                                            const FX_WCHAR* pszValue,
                                            int32_t iValueLen,
                                            bool bImportant) {
  CFDE_CSSValueListParser parser(pszValue, iValueLen, '/');
  IFDE_CSSPrimitiveValue* pStyle = nullptr;
  IFDE_CSSPrimitiveValue* pVariant = nullptr;
  IFDE_CSSPrimitiveValue* pWeight = nullptr;
  IFDE_CSSPrimitiveValue* pFontSize = nullptr;
  IFDE_CSSPrimitiveValue* pLineHeight = nullptr;
  CFDE_CSSValueArray familyList;
  FDE_CSSPrimitiveType eType;
  while (parser.NextValue(eType, pszValue, iValueLen)) {
    switch (eType) {
      case FDE_CSSPrimitiveType::String: {
        const FDE_CSSPropertyValueTable* pValue =
            FDE_GetCSSPropertyValueByName(CFX_WideStringC(pszValue, iValueLen));
        if (pValue) {
          switch (pValue->eName) {
            case FDE_CSSPropertyValue::XxSmall:
            case FDE_CSSPropertyValue::XSmall:
            case FDE_CSSPropertyValue::Small:
            case FDE_CSSPropertyValue::Medium:
            case FDE_CSSPropertyValue::Large:
            case FDE_CSSPropertyValue::XLarge:
            case FDE_CSSPropertyValue::XxLarge:
            case FDE_CSSPropertyValue::Smaller:
            case FDE_CSSPropertyValue::Larger:
              if (!pFontSize)
                pFontSize = NewEnumValue(pValue->eName);
              continue;
            case FDE_CSSPropertyValue::Bold:
            case FDE_CSSPropertyValue::Bolder:
            case FDE_CSSPropertyValue::Lighter:
              if (!pWeight)
                pWeight = NewEnumValue(pValue->eName);
              continue;
            case FDE_CSSPropertyValue::Italic:
            case FDE_CSSPropertyValue::Oblique:
              if (!pStyle)
                pStyle = NewEnumValue(pValue->eName);
              continue;
            case FDE_CSSPropertyValue::SmallCaps:
              if (!pVariant)
                pVariant = NewEnumValue(pValue->eName);
              continue;
            case FDE_CSSPropertyValue::Normal:
              if (!pStyle)
                pStyle = NewEnumValue(pValue->eName);
              else if (!pVariant)
                pVariant = NewEnumValue(pValue->eName);
              else if (!pWeight)
                pWeight = NewEnumValue(pValue->eName);
              else if (!pFontSize)
                pFontSize = NewEnumValue(pValue->eName);
              else if (!pLineHeight)
                pLineHeight = NewEnumValue(pValue->eName);
              continue;
            default:
              break;
          }
        }
        if (pFontSize) {
          familyList.Add(new CFDE_CSSPrimitiveValue(
              eType, CopyToLocal(pArgs, pszValue, iValueLen)));
        }
        parser.m_Separator = ',';
      } break;
      case FDE_CSSPrimitiveType::Number: {
        FX_FLOAT fValue;
        if (!FDE_ParseCSSNumber(pszValue, iValueLen, fValue, eType)) {
          break;
        }
        if (eType == FDE_CSSPrimitiveType::Number) {
          switch ((int32_t)fValue) {
            case 100:
            case 200:
            case 300:
            case 400:
            case 500:
            case 600:
            case 700:
            case 800:
            case 900:
              if (!pWeight) {
                pWeight = NewNumberValue(FDE_CSSPrimitiveType::Number, fValue);
              }
              continue;
          }
        }
        if (!pFontSize)
          pFontSize = NewNumberValue(eType, fValue);
        else if (!pLineHeight)
          pLineHeight = NewNumberValue(eType, fValue);
      } break;
      default:
        break;
    }
  }
  if (!pStyle)
    pStyle = NewEnumValue(FDE_CSSPropertyValue::Normal);
  if (!pVariant)
    pVariant = NewEnumValue(FDE_CSSPropertyValue::Normal);
  if (!pWeight)
    pWeight = NewEnumValue(FDE_CSSPropertyValue::Normal);
  if (!pFontSize)
    pFontSize = NewEnumValue(FDE_CSSPropertyValue::Medium);
  if (!pLineHeight)
    pLineHeight = NewEnumValue(FDE_CSSPropertyValue::Normal);

  AddPropertyHolder(FDE_CSSProperty::FontStyle, pStyle, bImportant);
  AddPropertyHolder(FDE_CSSProperty::FontVariant, pVariant, bImportant);
  AddPropertyHolder(FDE_CSSProperty::FontWeight, pWeight, bImportant);
  AddPropertyHolder(FDE_CSSProperty::FontSize, pFontSize, bImportant);
  AddPropertyHolder(FDE_CSSProperty::LineHeight, pLineHeight, bImportant);
  if (familyList.GetSize() > 0) {
    CFDE_CSSValueList* pList = new CFDE_CSSValueList(familyList);
    AddPropertyHolder(FDE_CSSProperty::FontFamily, pList, bImportant);
  }
  return true;
}