text: // Copyright 2016 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/fxfa/parser/cxfa_font.h"
  
  #include "core/fxge/fx_dib.h"
  #include "xfa/fxfa/parser/cxfa_fill.h"
  #include "xfa/fxfa/parser/cxfa_measurement.h"
  #include "xfa/fxfa/parser/xfa_object.h"
  
  CXFA_Font::CXFA_Font(CXFA_Node* pNode) : CXFA_Data(pNode) {}
  
  FX_FLOAT CXFA_Font::GetBaselineShift() {
    return m_pNode->GetMeasure(XFA_ATTRIBUTE_BaselineShift).ToUnit(XFA_UNIT_Pt);
  }
  
  FX_FLOAT CXFA_Font::GetHorizontalScale() {
    CFX_WideString wsValue;
    m_pNode->TryCData(XFA_ATTRIBUTE_FontHorizontalScale, wsValue);
    int32_t iScale = FXSYS_wtoi(wsValue.c_str());
    return iScale > 0 ? (FX_FLOAT)iScale : 100.0f;
  }
  
  FX_FLOAT CXFA_Font::GetVerticalScale() {
    CFX_WideString wsValue;
    m_pNode->TryCData(XFA_ATTRIBUTE_FontVerticalScale, wsValue);
    int32_t iScale = FXSYS_wtoi(wsValue.c_str());
    return iScale > 0 ? (FX_FLOAT)iScale : 100.0f;
  }
  
  FX_FLOAT CXFA_Font::GetLetterSpacing() {
    CFX_WideStringC wsValue;
    if (!m_pNode->TryCData(XFA_ATTRIBUTE_LetterSpacing, wsValue))
      return 0;
  
    CXFA_Measurement ms(wsValue);
    if (ms.GetUnit() == XFA_UNIT_Em)
      return ms.GetValue() * GetFontSize();
    return ms.ToUnit(XFA_UNIT_Pt);
  }
  
  int32_t CXFA_Font::GetLineThrough() {
    int32_t iValue = 0;
    m_pNode->TryInteger(XFA_ATTRIBUTE_LineThrough, iValue);
    return iValue;
  }
  
  int32_t CXFA_Font::GetUnderline() {
    int32_t iValue = 0;
    m_pNode->TryInteger(XFA_ATTRIBUTE_Underline, iValue);
    return iValue;
  }
  
  int32_t CXFA_Font::GetUnderlinePeriod() {
    XFA_ATTRIBUTEENUM eAttr = XFA_ATTRIBUTEENUM_All;
    m_pNode->TryEnum(XFA_ATTRIBUTE_UnderlinePeriod, eAttr);
    return eAttr;
  }
  
  FX_FLOAT CXFA_Font::GetFontSize() {
    CXFA_Measurement ms;
    m_pNode->TryMeasure(XFA_ATTRIBUTE_Size, ms);
    return ms.ToUnit(XFA_UNIT_Pt);
  }
  
  void CXFA_Font::GetTypeface(CFX_WideStringC& wsTypeFace) {
    m_pNode->TryCData(XFA_ATTRIBUTE_Typeface, wsTypeFace);
  }
  
  FX_BOOL CXFA_Font::IsBold() {
    XFA_ATTRIBUTEENUM eAttr = XFA_ATTRIBUTEENUM_Normal;
    m_pNode->TryEnum(XFA_ATTRIBUTE_Weight, eAttr);
    return eAttr == XFA_ATTRIBUTEENUM_Bold;
  }
  
  FX_BOOL CXFA_Font::IsItalic() {
    XFA_ATTRIBUTEENUM eAttr = XFA_ATTRIBUTEENUM_Normal;
    m_pNode->TryEnum(XFA_ATTRIBUTE_Posture, eAttr);
    return eAttr == XFA_ATTRIBUTEENUM_Italic;
  }
  
  void CXFA_Font::SetColor(FX_ARGB color) {
    CXFA_Fill fill(m_pNode->GetProperty(0, XFA_Element::Fill));
    fill.SetColor(color);
  }
  
  FX_ARGB CXFA_Font::GetColor() {
    CXFA_Fill fill(m_pNode->GetChild(0, XFA_Element::Fill));
    return fill ? fill.GetColor(TRUE) : 0xFF000000;
  }
  