Split fde/css files into individual class files.

This CL splits the files in xfa/fde/css into class per file and renames any
needed files to match the class names.

Update some of the classes to use std::stack.

Change-Id: I4eca0fb3556d949a15a873bb0f0fd732f47e4fb1
Reviewed-on: https://pdfium-review.googlesource.com/2253
Commit-Queue: dsinclair <dsinclair@chromium.org>
Reviewed-by: Tom Sepez <tsepez@chromium.org>
Reviewed-by: Nicolás Peña <npm@chromium.org>

1 files changed, 1 insertions, 217 deletions

diff --git a/xfa/fde/css/fde_cssdatatable.cpp b/xfa/fde/css/fde_cssdatatable.cpp
index d645e2e508..fd4ef6bffb 100644
--- a/xfa/fde/css/fde_cssdatatable.cpp
+++ b/xfa/fde/css/fde_cssdatatable.cpp
@@ -9,104 +9,10 @@
 #include <utility>
 
 #include "core/fxcrt/fx_ext.h"
+#include "xfa/fde/css/cfde_cssstyleselector.h"
 #include "xfa/fde/css/cfde_cssvaluelistparser.h"
-#include "xfa/fde/css/fde_cssstyleselector.h"
 #include "xfa/fgas/crt/fgas_codepage.h"
 
-namespace {
-
-uint8_t Hex2Dec(uint8_t hexHigh, uint8_t hexLow) {
-  return (FXSYS_toHexDigit(hexHigh) << 4) + FXSYS_toHexDigit(hexLow);
-}
-
-}  // namespace
-
-bool FDE_CSSLengthToFloat(const FDE_CSSLength& len,
-                          FX_FLOAT fPercentBase,
-                          FX_FLOAT& fResult) {
-  switch (len.GetUnit()) {
-    case FDE_CSSLengthUnit::Point:
-      fResult = len.GetValue();
-      return true;
-    case FDE_CSSLengthUnit::Percent:
-      fResult = len.GetValue() * fPercentBase;
-      return true;
-    default:
-      return false;
-  }
-}
-CFX_FloatRect FDE_CSSBoundaryToRect(CFDE_CSSComputedStyle* pBoundStyle,
-                                    FX_FLOAT fContainerWidth,
-                                    bool bPadding,
-                                    bool bBorder,
-                                    bool bMargin) {
-  FX_FLOAT fResult;
-  const FDE_CSSRect* pRect;
-  CFX_FloatRect rect(0, 0, 0, 0);
-  if (bPadding) {
-    pRect = pBoundStyle->GetPaddingWidth();
-    if (pRect) {
-      if (FDE_CSSLengthToFloat(pRect->left, fContainerWidth, fResult)) {
-        rect.left += fResult;
-      }
-      if (FDE_CSSLengthToFloat(pRect->top, fContainerWidth, fResult)) {
-        rect.top += fResult;
-      }
-      if (FDE_CSSLengthToFloat(pRect->right, fContainerWidth, fResult)) {
-        rect.right += fResult;
-      }
-      if (FDE_CSSLengthToFloat(pRect->bottom, fContainerWidth, fResult)) {
-        rect.bottom += fResult;
-      }
-    }
-  }
-  if (bBorder) {
-    pRect = pBoundStyle->GetBorderWidth();
-    if (pRect) {
-      if (FDE_CSSLengthToFloat(pRect->left, fContainerWidth, fResult)) {
-        rect.left += fResult;
-      }
-      if (FDE_CSSLengthToFloat(pRect->top, fContainerWidth, fResult)) {
-        rect.top += fResult;
-      }
-      if (FDE_CSSLengthToFloat(pRect->right, fContainerWidth, fResult)) {
-        rect.right += fResult;
-      }
-      if (FDE_CSSLengthToFloat(pRect->bottom, fContainerWidth, fResult)) {
-        rect.bottom += fResult;
-      }
-    }
-  }
-  if (bMargin) {
-    pRect = pBoundStyle->GetMarginWidth();
-    if (pRect) {
-      if (FDE_CSSLengthToFloat(pRect->left, fContainerWidth, fResult)) {
-        rect.left += fResult;
-      }
-      if (FDE_CSSLengthToFloat(pRect->top, fContainerWidth, fResult)) {
-        rect.top += fResult;
-      }
-      if (FDE_CSSLengthToFloat(pRect->right, fContainerWidth, fResult)) {
-        rect.right += fResult;
-      }
-      if (FDE_CSSLengthToFloat(pRect->bottom, fContainerWidth, fResult)) {
-        rect.bottom += fResult;
-      }
-    }
-  }
-  return rect;
-}
-uint32_t FDE_CSSFontStyleToFDE(CFDE_CSSComputedStyle* pFontStyle) {
-  uint32_t dwFontStyle = FX_FONTSTYLE_Normal;
-  if (pFontStyle->GetFontStyle() == FDE_CSSFontStyle::Italic) {
-    dwFontStyle |= FX_FONTSTYLE_Italic;
-  }
-  if (pFontStyle->GetFontWeight() >= 700) {
-    dwFontStyle |= FX_FONTSTYLE_Bold;
-  }
-  return dwFontStyle;
-}
-
 static const FDE_CSSPropertyTable g_FDE_CSSProperties[] = {
     {FDE_CSSProperty::BorderLeft, L"border-left", 0x04080036,
      FDE_CSSVALUETYPE_Shorthand},
@@ -353,11 +259,6 @@ const FDE_CSSPropertyValueTable* FDE_GetCSSPropertyValueByName(
   return nullptr;
 }
 
-const FDE_CSSPropertyValueTable* FDE_GetCSSPropertyValueByEnum(
-    FDE_CSSPropertyValue eName) {
-  return g_FDE_CSSPropertyValues + static_cast<int>(eName);
-}
-
 const FDE_CSSMEDIATYPETABLE* FDE_GetCSSMediaTypeByName(
     const CFX_WideStringC& wsName) {
   ASSERT(!wsName.IsEmpty());
@@ -421,120 +322,3 @@ const FDE_CSSCOLORTABLE* FDE_GetCSSColorByName(const CFX_WideStringC& wsName) {
   } while (iStart <= iEnd);
   return nullptr;
 }
-
-bool FDE_ParseCSSNumber(const FX_WCHAR* pszValue,
-                        int32_t iValueLen,
-                        FX_FLOAT& fValue,
-                        FDE_CSSNumberType& eUnit) {
-  ASSERT(pszValue && iValueLen > 0);
-  int32_t iUsedLen = 0;
-  fValue = FXSYS_wcstof(pszValue, iValueLen, &iUsedLen);
-  if (iUsedLen <= 0)
-    return false;
-
-  iValueLen -= iUsedLen;
-  pszValue += iUsedLen;
-  eUnit = FDE_CSSNumberType::Number;
-  if (iValueLen >= 1 && *pszValue == '%') {
-    eUnit = FDE_CSSNumberType::Percent;
-  } else if (iValueLen == 2) {
-    const FDE_CSSLengthUnitTable* pUnit =
-        FDE_GetCSSLengthUnitByName(CFX_WideStringC(pszValue, 2));
-    if (pUnit)
-      eUnit = pUnit->wValue;
-  }
-  return true;
-}
-
-bool FDE_ParseCSSString(const FX_WCHAR* pszValue,
-                        int32_t iValueLen,
-                        int32_t* iOffset,
-                        int32_t* iLength) {
-  ASSERT(pszValue && iValueLen > 0);
-  *iOffset = 0;
-  *iLength = iValueLen;
-  if (iValueLen >= 2) {
-    FX_WCHAR first = pszValue[0], last = pszValue[iValueLen - 1];
-    if ((first == '\"' && last == '\"') || (first == '\'' && last == '\'')) {
-      *iOffset = 1;
-      *iLength -= 2;
-    }
-  }
-  return iValueLen > 0;
-}
-
-bool FDE_ParseCSSURI(const FX_WCHAR* pszValue,
-                     int32_t* iOffset,
-                     int32_t* iLength) {
-  ASSERT(pszValue && *iLength > 0);
-  if (*iLength < 6 || pszValue[*iLength - 1] != ')' ||
-      FXSYS_wcsnicmp(L"url(", pszValue, 4)) {
-    return false;
-  }
-  if (FDE_ParseCSSString(pszValue + 4, *iLength - 5, iOffset, iLength)) {
-    *iOffset += 4;
-    return true;
-  }
-  return false;
-}
-
-bool FDE_ParseCSSColor(const FX_WCHAR* pszValue,
-                       int32_t iValueLen,
-                       FX_ARGB& dwColor) {
-  ASSERT(pszValue && iValueLen > 0);
-
-  if (*pszValue == '#') {
-    switch (iValueLen) {
-      case 4: {
-        uint8_t red = Hex2Dec((uint8_t)pszValue[1], (uint8_t)pszValue[1]);
-        uint8_t green = Hex2Dec((uint8_t)pszValue[2], (uint8_t)pszValue[2]);
-        uint8_t blue = Hex2Dec((uint8_t)pszValue[3], (uint8_t)pszValue[3]);
-        dwColor = ArgbEncode(255, red, green, blue);
-        return true;
-      }
-      case 7: {
-        uint8_t red = Hex2Dec((uint8_t)pszValue[1], (uint8_t)pszValue[2]);
-        uint8_t green = Hex2Dec((uint8_t)pszValue[3], (uint8_t)pszValue[4]);
-        uint8_t blue = Hex2Dec((uint8_t)pszValue[5], (uint8_t)pszValue[6]);
-        dwColor = ArgbEncode(255, red, green, blue);
-        return true;
-      }
-      default:
-        return false;
-    }
-  }
-
-  if (iValueLen >= 10) {
-    if (pszValue[iValueLen - 1] != ')' || FXSYS_wcsnicmp(L"rgb(", pszValue, 4))
-      return false;
-
-    uint8_t rgb[3] = {0};
-    FX_FLOAT fValue;
-    FDE_CSSPrimitiveType eType;
-    CFDE_CSSValueListParser list(pszValue + 4, iValueLen - 5, ',');
-    for (int32_t i = 0; i < 3; ++i) {
-      if (!list.NextValue(eType, pszValue, iValueLen))
-        return false;
-      if (eType != FDE_CSSPrimitiveType::Number)
-        return false;
-      FDE_CSSNumberType eNumType;
-      if (!FDE_ParseCSSNumber(pszValue, iValueLen, fValue, eNumType))
-        return false;
-
-      rgb[i] = eNumType == FDE_CSSNumberType::Percent
-                   ? FXSYS_round(fValue * 2.55f)
-                   : FXSYS_round(fValue);
-    }
-    dwColor = ArgbEncode(255, rgb[0], rgb[1], rgb[2]);
-    return true;
-  }
-
-  const FDE_CSSCOLORTABLE* pColor =
-      FDE_GetCSSColorByName(CFX_WideStringC(pszValue, iValueLen));
-  if (!pColor)
-    return false;
-
-  dwColor = pColor->dwValue;
-  return true;
-}
-