| // 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/cfde_cssstyleselector.h" |
| |
| #include <algorithm> |
| #include <utility> |
| |
| #include "third_party/base/logging.h" |
| #include "third_party/base/ptr_util.h" |
| #include "xfa/fde/css/cfde_csscolorvalue.h" |
| #include "xfa/fde/css/cfde_csscomputedstyle.h" |
| #include "xfa/fde/css/cfde_csscustomproperty.h" |
| #include "xfa/fde/css/cfde_cssdeclaration.h" |
| #include "xfa/fde/css/cfde_cssenumvalue.h" |
| #include "xfa/fde/css/cfde_csspropertyholder.h" |
| #include "xfa/fde/css/cfde_cssselector.h" |
| #include "xfa/fde/css/cfde_cssstylesheet.h" |
| #include "xfa/fde/css/cfde_csssyntaxparser.h" |
| #include "xfa/fde/css/cfde_cssvaluelist.h" |
| #include "xfa/fxfa/cxfa_csstagprovider.h" |
| |
| CFDE_CSSStyleSelector::CFDE_CSSStyleSelector(CFGAS_FontMgr* pFontMgr) |
| : m_pFontMgr(pFontMgr), m_fDefFontSize(12.0f) {} |
| |
| CFDE_CSSStyleSelector::~CFDE_CSSStyleSelector() {} |
| |
| void CFDE_CSSStyleSelector::SetDefFontSize(float fFontSize) { |
| ASSERT(fFontSize > 0); |
| m_fDefFontSize = fFontSize; |
| } |
| |
| CFX_RetainPtr<CFDE_CSSComputedStyle> CFDE_CSSStyleSelector::CreateComputedStyle( |
| CFDE_CSSComputedStyle* pParentStyle) { |
| auto pStyle = pdfium::MakeRetain<CFDE_CSSComputedStyle>(); |
| if (pParentStyle) |
| pStyle->m_InheritedData = pParentStyle->m_InheritedData; |
| return pStyle; |
| } |
| |
| void CFDE_CSSStyleSelector::SetUAStyleSheet( |
| std::unique_ptr<CFDE_CSSStyleSheet> pSheet) { |
| m_UAStyles = std::move(pSheet); |
| } |
| |
| void CFDE_CSSStyleSelector::UpdateStyleIndex() { |
| m_UARules.Clear(); |
| m_UARules.AddRulesFrom(m_UAStyles.get(), m_pFontMgr.Get()); |
| } |
| |
| std::vector<const CFDE_CSSDeclaration*> |
| CFDE_CSSStyleSelector::MatchDeclarations(const CFX_WideString& tagname) { |
| std::vector<const CFDE_CSSDeclaration*> matchedDecls; |
| if (m_UARules.CountSelectors() == 0 || tagname.IsEmpty()) |
| return matchedDecls; |
| |
| auto* rules = m_UARules.GetTagRuleData(tagname); |
| if (!rules) |
| return matchedDecls; |
| |
| for (const auto& d : *rules) { |
| if (MatchSelector(tagname, d->pSelector)) |
| matchedDecls.push_back(d->pDeclaration); |
| } |
| return matchedDecls; |
| } |
| |
| bool CFDE_CSSStyleSelector::MatchSelector(const CFX_WideString& tagname, |
| CFDE_CSSSelector* pSel) { |
| // TODO(dsinclair): The code only supports a single level of selector at this |
| // point. None of the code using selectors required the complexity so lets |
| // just say we don't support them to simplify the code for now. |
| if (!pSel || pSel->GetNextSelector() || |
| pSel->GetType() == FDE_CSSSelectorType::Descendant) { |
| return false; |
| } |
| return pSel->GetNameHash() == FX_HashCode_GetW(tagname.c_str(), true); |
| } |
| |
| void CFDE_CSSStyleSelector::ComputeStyle( |
| const std::vector<const CFDE_CSSDeclaration*>& declArray, |
| const CFX_WideString& styleString, |
| const CFX_WideString& alignString, |
| CFDE_CSSComputedStyle* pDest) { |
| std::unique_ptr<CFDE_CSSDeclaration> pDecl; |
| if (!styleString.IsEmpty() || !alignString.IsEmpty()) { |
| pDecl = pdfium::MakeUnique<CFDE_CSSDeclaration>(); |
| |
| if (!styleString.IsEmpty()) |
| AppendInlineStyle(pDecl.get(), styleString); |
| if (!alignString.IsEmpty()) { |
| pDecl->AddProperty(FDE_GetCSSPropertyByEnum(FDE_CSSProperty::TextAlign), |
| alignString.AsStringC()); |
| } |
| } |
| ApplyDeclarations(declArray, pDecl.get(), pDest); |
| } |
| |
| void CFDE_CSSStyleSelector::ApplyDeclarations( |
| const std::vector<const CFDE_CSSDeclaration*>& declArray, |
| const CFDE_CSSDeclaration* extraDecl, |
| CFDE_CSSComputedStyle* pComputedStyle) { |
| std::vector<const CFDE_CSSPropertyHolder*> importants; |
| std::vector<const CFDE_CSSPropertyHolder*> normals; |
| std::vector<const CFDE_CSSCustomProperty*> customs; |
| |
| for (auto* decl : declArray) |
| ExtractValues(decl, &importants, &normals, &customs); |
| |
| if (extraDecl) |
| ExtractValues(extraDecl, &importants, &normals, &customs); |
| |
| for (auto* prop : normals) |
| ApplyProperty(prop->eProperty, prop->pValue, pComputedStyle); |
| |
| for (auto* prop : customs) |
| pComputedStyle->AddCustomStyle(*prop); |
| |
| for (auto* prop : importants) |
| ApplyProperty(prop->eProperty, prop->pValue, pComputedStyle); |
| } |
| |
| void CFDE_CSSStyleSelector::ExtractValues( |
| const CFDE_CSSDeclaration* decl, |
| std::vector<const CFDE_CSSPropertyHolder*>* importants, |
| std::vector<const CFDE_CSSPropertyHolder*>* normals, |
| std::vector<const CFDE_CSSCustomProperty*>* custom) { |
| for (const auto& holder : *decl) { |
| if (holder->bImportant) |
| importants->push_back(holder.get()); |
| else |
| normals->push_back(holder.get()); |
| } |
| for (auto it = decl->custom_begin(); it != decl->custom_end(); it++) |
| custom->push_back(it->get()); |
| } |
| |
| void CFDE_CSSStyleSelector::AppendInlineStyle(CFDE_CSSDeclaration* pDecl, |
| const CFX_WideString& style) { |
| ASSERT(pDecl && !style.IsEmpty()); |
| |
| auto pSyntax = pdfium::MakeUnique<CFDE_CSSSyntaxParser>( |
| style.c_str(), style.GetLength(), 32, true); |
| int32_t iLen2 = 0; |
| const FDE_CSSPropertyTable* table = nullptr; |
| CFX_WideString wsName; |
| while (1) { |
| FDE_CSSSyntaxStatus eStatus = pSyntax->DoSyntaxParse(); |
| if (eStatus == FDE_CSSSyntaxStatus::PropertyName) { |
| CFX_WideStringC strValue = pSyntax->GetCurrentString(); |
| table = FDE_GetCSSPropertyByName(strValue); |
| if (!table) |
| wsName = CFX_WideString(strValue); |
| } else if (eStatus == FDE_CSSSyntaxStatus::PropertyValue) { |
| if (table || iLen2 > 0) { |
| CFX_WideStringC strValue = pSyntax->GetCurrentString(); |
| if (!strValue.IsEmpty()) { |
| if (table) |
| pDecl->AddProperty(table, strValue); |
| else if (iLen2 > 0) |
| pDecl->AddProperty(wsName, CFX_WideString(strValue)); |
| } |
| } |
| } else { |
| break; |
| } |
| } |
| } |
| |
| void CFDE_CSSStyleSelector::ApplyProperty( |
| FDE_CSSProperty eProperty, |
| const CFX_RetainPtr<CFDE_CSSValue>& pValue, |
| CFDE_CSSComputedStyle* pComputedStyle) { |
| if (pValue->GetType() != FDE_CSSPrimitiveType::List) { |
| FDE_CSSPrimitiveType eType = pValue->GetType(); |
| switch (eProperty) { |
| case FDE_CSSProperty::Display: |
| if (eType == FDE_CSSPrimitiveType::Enum) { |
| pComputedStyle->m_NonInheritedData.m_eDisplay = |
| ToDisplay(pValue.As<CFDE_CSSEnumValue>()->Value()); |
| } |
| break; |
| case FDE_CSSProperty::FontSize: { |
| float& fFontSize = pComputedStyle->m_InheritedData.m_fFontSize; |
| if (eType == FDE_CSSPrimitiveType::Number) { |
| fFontSize = pValue.As<CFDE_CSSNumberValue>()->Apply(fFontSize); |
| } else if (eType == FDE_CSSPrimitiveType::Enum) { |
| fFontSize = |
| ToFontSize(pValue.As<CFDE_CSSEnumValue>()->Value(), fFontSize); |
| } |
| } break; |
| case FDE_CSSProperty::LineHeight: |
| if (eType == FDE_CSSPrimitiveType::Number) { |
| CFX_RetainPtr<CFDE_CSSNumberValue> v = |
| pValue.As<CFDE_CSSNumberValue>(); |
| if (v->Kind() == FDE_CSSNumberType::Number) { |
| pComputedStyle->m_InheritedData.m_fLineHeight = |
| v->Value() * pComputedStyle->m_InheritedData.m_fFontSize; |
| } else { |
| pComputedStyle->m_InheritedData.m_fLineHeight = |
| v->Apply(pComputedStyle->m_InheritedData.m_fFontSize); |
| } |
| } |
| break; |
| case FDE_CSSProperty::TextAlign: |
| if (eType == FDE_CSSPrimitiveType::Enum) { |
| pComputedStyle->m_InheritedData.m_eTextAlign = |
| ToTextAlign(pValue.As<CFDE_CSSEnumValue>()->Value()); |
| } |
| break; |
| case FDE_CSSProperty::TextIndent: |
| SetLengthWithPercent(pComputedStyle->m_InheritedData.m_TextIndent, |
| eType, pValue, |
| pComputedStyle->m_InheritedData.m_fFontSize); |
| break; |
| case FDE_CSSProperty::FontWeight: |
| if (eType == FDE_CSSPrimitiveType::Enum) { |
| pComputedStyle->m_InheritedData.m_wFontWeight = |
| ToFontWeight(pValue.As<CFDE_CSSEnumValue>()->Value()); |
| } else if (eType == FDE_CSSPrimitiveType::Number) { |
| int32_t iValue = |
| (int32_t)pValue.As<CFDE_CSSNumberValue>()->Value() / 100; |
| if (iValue >= 1 && iValue <= 9) { |
| pComputedStyle->m_InheritedData.m_wFontWeight = iValue * 100; |
| } |
| } |
| break; |
| case FDE_CSSProperty::FontStyle: |
| if (eType == FDE_CSSPrimitiveType::Enum) { |
| pComputedStyle->m_InheritedData.m_eFontStyle = |
| ToFontStyle(pValue.As<CFDE_CSSEnumValue>()->Value()); |
| } |
| break; |
| case FDE_CSSProperty::Color: |
| if (eType == FDE_CSSPrimitiveType::RGB) { |
| pComputedStyle->m_InheritedData.m_dwFontColor = |
| pValue.As<CFDE_CSSColorValue>()->Value(); |
| } |
| break; |
| case FDE_CSSProperty::MarginLeft: |
| if (SetLengthWithPercent( |
| pComputedStyle->m_NonInheritedData.m_MarginWidth.left, eType, |
| pValue, pComputedStyle->m_InheritedData.m_fFontSize)) { |
| pComputedStyle->m_NonInheritedData.m_bHasMargin = true; |
| } |
| break; |
| case FDE_CSSProperty::MarginTop: |
| if (SetLengthWithPercent( |
| pComputedStyle->m_NonInheritedData.m_MarginWidth.top, eType, |
| pValue, pComputedStyle->m_InheritedData.m_fFontSize)) { |
| pComputedStyle->m_NonInheritedData.m_bHasMargin = true; |
| } |
| break; |
| case FDE_CSSProperty::MarginRight: |
| if (SetLengthWithPercent( |
| pComputedStyle->m_NonInheritedData.m_MarginWidth.right, eType, |
| pValue, pComputedStyle->m_InheritedData.m_fFontSize)) { |
| pComputedStyle->m_NonInheritedData.m_bHasMargin = true; |
| } |
| break; |
| case FDE_CSSProperty::MarginBottom: |
| if (SetLengthWithPercent( |
| pComputedStyle->m_NonInheritedData.m_MarginWidth.bottom, eType, |
| pValue, pComputedStyle->m_InheritedData.m_fFontSize)) { |
| pComputedStyle->m_NonInheritedData.m_bHasMargin = true; |
| } |
| break; |
| case FDE_CSSProperty::PaddingLeft: |
| if (SetLengthWithPercent( |
| pComputedStyle->m_NonInheritedData.m_PaddingWidth.left, eType, |
| pValue, pComputedStyle->m_InheritedData.m_fFontSize)) { |
| pComputedStyle->m_NonInheritedData.m_bHasPadding = true; |
| } |
| break; |
| case FDE_CSSProperty::PaddingTop: |
| if (SetLengthWithPercent( |
| pComputedStyle->m_NonInheritedData.m_PaddingWidth.top, eType, |
| pValue, pComputedStyle->m_InheritedData.m_fFontSize)) { |
| pComputedStyle->m_NonInheritedData.m_bHasPadding = true; |
| } |
| break; |
| case FDE_CSSProperty::PaddingRight: |
| if (SetLengthWithPercent( |
| pComputedStyle->m_NonInheritedData.m_PaddingWidth.right, eType, |
| pValue, pComputedStyle->m_InheritedData.m_fFontSize)) { |
| pComputedStyle->m_NonInheritedData.m_bHasPadding = true; |
| } |
| break; |
| case FDE_CSSProperty::PaddingBottom: |
| if (SetLengthWithPercent( |
| pComputedStyle->m_NonInheritedData.m_PaddingWidth.bottom, eType, |
| pValue, pComputedStyle->m_InheritedData.m_fFontSize)) { |
| pComputedStyle->m_NonInheritedData.m_bHasPadding = true; |
| } |
| break; |
| case FDE_CSSProperty::BorderLeftWidth: |
| if (SetLengthWithPercent( |
| pComputedStyle->m_NonInheritedData.m_BorderWidth.left, eType, |
| pValue, pComputedStyle->m_InheritedData.m_fFontSize)) { |
| pComputedStyle->m_NonInheritedData.m_bHasBorder = true; |
| } |
| break; |
| case FDE_CSSProperty::BorderTopWidth: |
| if (SetLengthWithPercent( |
| pComputedStyle->m_NonInheritedData.m_BorderWidth.top, eType, |
| pValue, pComputedStyle->m_InheritedData.m_fFontSize)) { |
| pComputedStyle->m_NonInheritedData.m_bHasBorder = true; |
| } |
| break; |
| case FDE_CSSProperty::BorderRightWidth: |
| if (SetLengthWithPercent( |
| pComputedStyle->m_NonInheritedData.m_BorderWidth.right, eType, |
| pValue, pComputedStyle->m_InheritedData.m_fFontSize)) { |
| pComputedStyle->m_NonInheritedData.m_bHasBorder = true; |
| } |
| break; |
| case FDE_CSSProperty::BorderBottomWidth: |
| if (SetLengthWithPercent( |
| pComputedStyle->m_NonInheritedData.m_BorderWidth.bottom, eType, |
| pValue, pComputedStyle->m_InheritedData.m_fFontSize)) { |
| pComputedStyle->m_NonInheritedData.m_bHasBorder = true; |
| } |
| break; |
| case FDE_CSSProperty::VerticalAlign: |
| if (eType == FDE_CSSPrimitiveType::Enum) { |
| pComputedStyle->m_NonInheritedData.m_eVerticalAlign = |
| ToVerticalAlign(pValue.As<CFDE_CSSEnumValue>()->Value()); |
| } else if (eType == FDE_CSSPrimitiveType::Number) { |
| pComputedStyle->m_NonInheritedData.m_eVerticalAlign = |
| FDE_CSSVerticalAlign::Number; |
| pComputedStyle->m_NonInheritedData.m_fVerticalAlign = |
| pValue.As<CFDE_CSSNumberValue>()->Apply( |
| pComputedStyle->m_InheritedData.m_fFontSize); |
| } |
| break; |
| case FDE_CSSProperty::FontVariant: |
| if (eType == FDE_CSSPrimitiveType::Enum) { |
| pComputedStyle->m_InheritedData.m_eFontVariant = |
| ToFontVariant(pValue.As<CFDE_CSSEnumValue>()->Value()); |
| } |
| break; |
| case FDE_CSSProperty::LetterSpacing: |
| if (eType == FDE_CSSPrimitiveType::Enum) { |
| pComputedStyle->m_InheritedData.m_LetterSpacing.Set( |
| FDE_CSSLengthUnit::Normal); |
| } else if (eType == FDE_CSSPrimitiveType::Number) { |
| if (pValue.As<CFDE_CSSNumberValue>()->Kind() == |
| FDE_CSSNumberType::Percent) { |
| break; |
| } |
| |
| SetLengthWithPercent(pComputedStyle->m_InheritedData.m_LetterSpacing, |
| eType, pValue, |
| pComputedStyle->m_InheritedData.m_fFontSize); |
| } |
| break; |
| case FDE_CSSProperty::WordSpacing: |
| if (eType == FDE_CSSPrimitiveType::Enum) { |
| pComputedStyle->m_InheritedData.m_WordSpacing.Set( |
| FDE_CSSLengthUnit::Normal); |
| } else if (eType == FDE_CSSPrimitiveType::Number) { |
| if (pValue.As<CFDE_CSSNumberValue>()->Kind() == |
| FDE_CSSNumberType::Percent) { |
| break; |
| } |
| SetLengthWithPercent(pComputedStyle->m_InheritedData.m_WordSpacing, |
| eType, pValue, |
| pComputedStyle->m_InheritedData.m_fFontSize); |
| } |
| break; |
| case FDE_CSSProperty::Top: |
| SetLengthWithPercent(pComputedStyle->m_NonInheritedData.m_Top, eType, |
| pValue, |
| pComputedStyle->m_InheritedData.m_fFontSize); |
| break; |
| case FDE_CSSProperty::Bottom: |
| SetLengthWithPercent(pComputedStyle->m_NonInheritedData.m_Bottom, eType, |
| pValue, |
| pComputedStyle->m_InheritedData.m_fFontSize); |
| break; |
| case FDE_CSSProperty::Left: |
| SetLengthWithPercent(pComputedStyle->m_NonInheritedData.m_Left, eType, |
| pValue, |
| pComputedStyle->m_InheritedData.m_fFontSize); |
| break; |
| case FDE_CSSProperty::Right: |
| SetLengthWithPercent(pComputedStyle->m_NonInheritedData.m_Right, eType, |
| pValue, |
| pComputedStyle->m_InheritedData.m_fFontSize); |
| break; |
| default: |
| break; |
| } |
| } else if (pValue->GetType() == FDE_CSSPrimitiveType::List) { |
| CFX_RetainPtr<CFDE_CSSValueList> pList = pValue.As<CFDE_CSSValueList>(); |
| int32_t iCount = pList->CountValues(); |
| if (iCount > 0) { |
| switch (eProperty) { |
| case FDE_CSSProperty::FontFamily: |
| pComputedStyle->m_InheritedData.m_pFontFamily = pList; |
| break; |
| case FDE_CSSProperty::TextDecoration: |
| pComputedStyle->m_NonInheritedData.m_dwTextDecoration = |
| ToTextDecoration(pList); |
| break; |
| default: |
| break; |
| } |
| } |
| } else { |
| NOTREACHED(); |
| } |
| } |
| |
| FDE_CSSDisplay CFDE_CSSStyleSelector::ToDisplay(FDE_CSSPropertyValue eValue) { |
| switch (eValue) { |
| case FDE_CSSPropertyValue::Block: |
| return FDE_CSSDisplay::Block; |
| case FDE_CSSPropertyValue::None: |
| return FDE_CSSDisplay::None; |
| case FDE_CSSPropertyValue::ListItem: |
| return FDE_CSSDisplay::ListItem; |
| case FDE_CSSPropertyValue::InlineTable: |
| return FDE_CSSDisplay::InlineTable; |
| case FDE_CSSPropertyValue::InlineBlock: |
| return FDE_CSSDisplay::InlineBlock; |
| case FDE_CSSPropertyValue::Inline: |
| default: |
| return FDE_CSSDisplay::Inline; |
| } |
| } |
| |
| FDE_CSSTextAlign CFDE_CSSStyleSelector::ToTextAlign( |
| FDE_CSSPropertyValue eValue) { |
| switch (eValue) { |
| case FDE_CSSPropertyValue::Center: |
| return FDE_CSSTextAlign::Center; |
| case FDE_CSSPropertyValue::Right: |
| return FDE_CSSTextAlign::Right; |
| case FDE_CSSPropertyValue::Justify: |
| return FDE_CSSTextAlign::Justify; |
| case FDE_CSSPropertyValue::Left: |
| default: |
| return FDE_CSSTextAlign::Left; |
| } |
| } |
| |
| uint16_t CFDE_CSSStyleSelector::ToFontWeight(FDE_CSSPropertyValue eValue) { |
| switch (eValue) { |
| case FDE_CSSPropertyValue::Bold: |
| return 700; |
| case FDE_CSSPropertyValue::Bolder: |
| return 900; |
| case FDE_CSSPropertyValue::Lighter: |
| return 200; |
| case FDE_CSSPropertyValue::Normal: |
| default: |
| return 400; |
| } |
| } |
| |
| FDE_CSSFontStyle CFDE_CSSStyleSelector::ToFontStyle( |
| FDE_CSSPropertyValue eValue) { |
| switch (eValue) { |
| case FDE_CSSPropertyValue::Italic: |
| case FDE_CSSPropertyValue::Oblique: |
| return FDE_CSSFontStyle::Italic; |
| default: |
| return FDE_CSSFontStyle::Normal; |
| } |
| } |
| |
| bool CFDE_CSSStyleSelector::SetLengthWithPercent( |
| FDE_CSSLength& width, |
| FDE_CSSPrimitiveType eType, |
| const CFX_RetainPtr<CFDE_CSSValue>& pValue, |
| float fFontSize) { |
| if (eType == FDE_CSSPrimitiveType::Number) { |
| CFX_RetainPtr<CFDE_CSSNumberValue> v = pValue.As<CFDE_CSSNumberValue>(); |
| if (v->Kind() == FDE_CSSNumberType::Percent) { |
| width.Set(FDE_CSSLengthUnit::Percent, |
| pValue.As<CFDE_CSSNumberValue>()->Value() / 100.0f); |
| return width.NonZero(); |
| } |
| |
| float fValue = v->Apply(fFontSize); |
| width.Set(FDE_CSSLengthUnit::Point, fValue); |
| return width.NonZero(); |
| } else if (eType == FDE_CSSPrimitiveType::Enum) { |
| switch (pValue.As<CFDE_CSSEnumValue>()->Value()) { |
| case FDE_CSSPropertyValue::Auto: |
| width.Set(FDE_CSSLengthUnit::Auto); |
| return true; |
| case FDE_CSSPropertyValue::None: |
| width.Set(FDE_CSSLengthUnit::None); |
| return true; |
| case FDE_CSSPropertyValue::Thin: |
| width.Set(FDE_CSSLengthUnit::Point, 2); |
| return true; |
| case FDE_CSSPropertyValue::Medium: |
| width.Set(FDE_CSSLengthUnit::Point, 3); |
| return true; |
| case FDE_CSSPropertyValue::Thick: |
| width.Set(FDE_CSSLengthUnit::Point, 4); |
| return true; |
| default: |
| return false; |
| } |
| } |
| return false; |
| } |
| |
| float CFDE_CSSStyleSelector::ToFontSize(FDE_CSSPropertyValue eValue, |
| float fCurFontSize) { |
| switch (eValue) { |
| case FDE_CSSPropertyValue::XxSmall: |
| return m_fDefFontSize / 1.2f / 1.2f / 1.2f; |
| case FDE_CSSPropertyValue::XSmall: |
| return m_fDefFontSize / 1.2f / 1.2f; |
| case FDE_CSSPropertyValue::Small: |
| return m_fDefFontSize / 1.2f; |
| case FDE_CSSPropertyValue::Medium: |
| return m_fDefFontSize; |
| case FDE_CSSPropertyValue::Large: |
| return m_fDefFontSize * 1.2f; |
| case FDE_CSSPropertyValue::XLarge: |
| return m_fDefFontSize * 1.2f * 1.2f; |
| case FDE_CSSPropertyValue::XxLarge: |
| return m_fDefFontSize * 1.2f * 1.2f * 1.2f; |
| case FDE_CSSPropertyValue::Larger: |
| return fCurFontSize * 1.2f; |
| case FDE_CSSPropertyValue::Smaller: |
| return fCurFontSize / 1.2f; |
| default: |
| return fCurFontSize; |
| } |
| } |
| |
| FDE_CSSVerticalAlign CFDE_CSSStyleSelector::ToVerticalAlign( |
| FDE_CSSPropertyValue eValue) { |
| switch (eValue) { |
| case FDE_CSSPropertyValue::Middle: |
| return FDE_CSSVerticalAlign::Middle; |
| case FDE_CSSPropertyValue::Bottom: |
| return FDE_CSSVerticalAlign::Bottom; |
| case FDE_CSSPropertyValue::Super: |
| return FDE_CSSVerticalAlign::Super; |
| case FDE_CSSPropertyValue::Sub: |
| return FDE_CSSVerticalAlign::Sub; |
| case FDE_CSSPropertyValue::Top: |
| return FDE_CSSVerticalAlign::Top; |
| case FDE_CSSPropertyValue::TextTop: |
| return FDE_CSSVerticalAlign::TextTop; |
| case FDE_CSSPropertyValue::TextBottom: |
| return FDE_CSSVerticalAlign::TextBottom; |
| case FDE_CSSPropertyValue::Baseline: |
| default: |
| return FDE_CSSVerticalAlign::Baseline; |
| } |
| } |
| |
| uint32_t CFDE_CSSStyleSelector::ToTextDecoration( |
| const CFX_RetainPtr<CFDE_CSSValueList>& pValue) { |
| uint32_t dwDecoration = 0; |
| for (int32_t i = pValue->CountValues() - 1; i >= 0; --i) { |
| const CFX_RetainPtr<CFDE_CSSValue> pVal = pValue->GetValue(i); |
| if (pVal->GetType() != FDE_CSSPrimitiveType::Enum) |
| continue; |
| |
| switch (pVal.As<CFDE_CSSEnumValue>()->Value()) { |
| case FDE_CSSPropertyValue::Underline: |
| dwDecoration |= FDE_CSSTEXTDECORATION_Underline; |
| break; |
| case FDE_CSSPropertyValue::LineThrough: |
| dwDecoration |= FDE_CSSTEXTDECORATION_LineThrough; |
| break; |
| case FDE_CSSPropertyValue::Overline: |
| dwDecoration |= FDE_CSSTEXTDECORATION_Overline; |
| break; |
| case FDE_CSSPropertyValue::Blink: |
| dwDecoration |= FDE_CSSTEXTDECORATION_Blink; |
| break; |
| case FDE_CSSPropertyValue::Double: |
| dwDecoration |= FDE_CSSTEXTDECORATION_Double; |
| break; |
| default: |
| break; |
| } |
| } |
| return dwDecoration; |
| } |
| |
| FDE_CSSFontVariant CFDE_CSSStyleSelector::ToFontVariant( |
| FDE_CSSPropertyValue eValue) { |
| return eValue == FDE_CSSPropertyValue::SmallCaps |
| ? FDE_CSSFontVariant::SmallCaps |
| : FDE_CSSFontVariant::Normal; |
| } |
