C++ CFX_ByteString::Mid方法代码示例

int32_t CBC_OnedUPCAWriter::CalcChecksum(const CFX_ByteString& contents) {
  int32_t odd = 0;
  int32_t even = 0;
  int32_t j = 1;
  for (int32_t i = contents.GetLength() - 1; i >= 0; i--) {
    if (j % 2) {
      odd += FXSYS_atoi(contents.Mid(i, 1).c_str());
    } else {
      even += FXSYS_atoi(contents.Mid(i, 1).c_str());
    }
    j++;
  }
  int32_t checksum = (odd * 3 + even) % 10;
  checksum = (10 - checksum) % 10;
  return (checksum);
}

int32_t CBC_OnedCode128Writer::Encode128C(const CFX_ByteString& contents,
                                          CFX_PtrArray& patterns) {
  int32_t checkSum = 0;
  int32_t checkWeight = 1;
  int32_t position = 0;
  patterns.Add((int32_t*)CBC_OnedCode128Reader::CODE_PATTERNS[CODE_START_C]);
  checkSum += CODE_START_C * checkWeight;
  while (position < contents.GetLength()) {
    int32_t patternIndex = 0;
    FX_CHAR ch = contents.GetAt(position);
    if (ch < '0' || ch > '9') {
      patternIndex = (int32_t)ch;
      position++;
    } else {
      patternIndex = FXSYS_atoi(contents.Mid(position, 2));
      if (contents.GetAt(position + 1) < '0' ||
          contents.GetAt(position + 1) > '9') {
        position += 1;
      } else {
        position += 2;
      }
    }
    patterns.Add((int32_t*)CBC_OnedCode128Reader::CODE_PATTERNS[patternIndex]);
    checkSum += patternIndex * checkWeight;
    if (position != 0) {
      checkWeight++;
    }
  }
  return checkSum;
}

FXFT_Face CFX_FontMapper::FindSubstFont(const CFX_ByteString& name, FX_BOOL bTrueType, FX_DWORD flags,
                                        int weight, int italic_angle, int WindowCP, CFX_SubstFont* pSubstFont)
{
    if (!(flags & FXFONT_USEEXTERNATTR)) {
        weight = FXFONT_FW_NORMAL;
        italic_angle = 0;
    }
    CFX_ByteString SubstName = name;
    SubstName.Remove(0x20);
    if (bTrueType) {
        if (name[0] == '@') {
            SubstName = name.Mid(1);
        }
    }
    _PDF_GetStandardFontName(SubstName);
    if (SubstName == FX_BSTRC("Symbol") && !bTrueType) {
        pSubstFont->m_Family = "Chrome Symbol";
        pSubstFont->m_Charset = FXFONT_SYMBOL_CHARSET;
        pSubstFont->m_SubstFlags |= FXFONT_SUBST_STANDARD;
        if (m_FoxitFaces[12]) {
            return m_FoxitFaces[12];
        }
        FX_LPCBYTE pFontData = NULL;
        FX_DWORD size = 0;
        m_pFontMgr->GetStandardFont(pFontData, size, 12);
        m_FoxitFaces[12] = m_pFontMgr->GetFixedFace(pFontData, size, 0);
        return m_FoxitFaces[12];
    }
    if (SubstName == FX_BSTRC("ZapfDingbats")) {
        pSubstFont->m_Family = "Chrome Dingbats";
        pSubstFont->m_Charset = FXFONT_SYMBOL_CHARSET;
        pSubstFont->m_SubstFlags |= FXFONT_SUBST_STANDARD;
        if (m_FoxitFaces[13]) {
            return m_FoxitFaces[13];
        }
        FX_LPCBYTE pFontData = NULL;
        FX_DWORD size = 0;
        m_pFontMgr->GetStandardFont(pFontData, size, 13);
        m_FoxitFaces[13] = m_pFontMgr->GetFixedFace(pFontData, size, 0);
        return m_FoxitFaces[13];
    }
    int iBaseFont = 0;
    CFX_ByteString family, style;
    FX_BOOL	bHasComma = FALSE;
    FX_BOOL bHasHypen = FALSE;
    int find = SubstName.Find(FX_BSTRC(","), 0);
    if (find >= 0) {
        family = SubstName.Left(find);
        _PDF_GetStandardFontName(family);
        style = SubstName.Mid(find + 1);
        bHasComma = TRUE;
    } else {
        family = SubstName;
    }
    for (; iBaseFont < 12; iBaseFont ++)
        if (family == CFX_ByteStringC(g_Base14FontNames[iBaseFont])) {
            break;
        }
    int PitchFamily = 0;
    FX_BOOL bItalic = FALSE;
    FX_DWORD nStyle = 0;
    FX_BOOL bStyleAvail = FALSE;
    FX_BOOL bFamilyStyleIsWhole = FALSE;
    FX_BOOL bNextF = FALSE;
    if (iBaseFont < 12) {
        family = g_Base14FontNames[iBaseFont];
        if ((iBaseFont % 4) == 1 || (iBaseFont % 4) == 2) {
            nStyle |= FX_FONT_STYLE_Bold;
        }
        if ((iBaseFont % 4) / 2) {
            nStyle |= FX_FONT_STYLE_Italic;
        }
        if (iBaseFont < 4) {
            PitchFamily |= FXFONT_FF_FIXEDPITCH;
        }
        if (iBaseFont >= 8) {
            PitchFamily |= FXFONT_FF_ROMAN;
        }
    } else {
        if (!bHasComma) {
            find = family.ReverseFind('-');
            if (find >= 0) {
                style = family.Mid(find + 1);
                family = family.Left(find);
                bHasHypen = TRUE;
            }
        }
        if (!bHasHypen) {
            int nLen = family.GetLength();
            FX_INT32 nRet = GetStyleType(family, TRUE);
            if (nRet > -1) {
                family = family.Left(nLen - g_FontStyles[nRet].len);
                if (nRet == 0) {
                    nStyle |= FX_FONT_STYLE_Bold;
                }
                if (nRet == 1) {
                    nStyle |= FX_FONT_STYLE_Italic;
                }
                if (nRet == 2) {
                    nStyle |= (FX_FONT_STYLE_Bold | FX_FONT_STYLE_Italic);
//.........这里部分代码省略.........

void CBC_OnedUPCAWriter::ShowChars(const CFX_WideStringC& contents,
                                   CFX_DIBitmap* pOutBitmap,
                                   CFX_RenderDevice* device,
                                   const CFX_Matrix* matrix,
                                   int32_t barWidth,
                                   int32_t multiple,
                                   int32_t& e) {
  if (!device && !pOutBitmap) {
    e = BCExceptionIllegalArgument;
    return;
  }

  int32_t leftPadding = 7 * multiple;
  int32_t leftPosition = 10 * multiple + leftPadding;
  CFX_ByteString str = FX_UTF8Encode(contents);
  int32_t iLen = str.GetLength();
  FXTEXT_CHARPOS* pCharPos = FX_Alloc(FXTEXT_CHARPOS, iLen);
  FXSYS_memset(pCharPos, 0, sizeof(FXTEXT_CHARPOS) * iLen);
  CFX_ByteString tempStr = str.Mid(1, 5);
  FX_FLOAT strWidth = (FX_FLOAT)35 * multiple;
  FX_FLOAT blank = 0.0;
  CFX_FxgeDevice geBitmap;
  if (pOutBitmap)
    geBitmap.Attach(pOutBitmap, false, nullptr, false);

  iLen = tempStr.GetLength();
  int32_t iFontSize = (int32_t)fabs(m_fFontSize);
  int32_t iTextHeight = iFontSize + 1;
  if (!pOutBitmap) {
    CFX_Matrix matr(m_outputHScale, 0.0, 0.0, 1.0, 0.0, 0.0);
    CFX_FloatRect rect(
        (FX_FLOAT)leftPosition, (FX_FLOAT)(m_Height - iTextHeight),
        (FX_FLOAT)(leftPosition + strWidth - 0.5), (FX_FLOAT)m_Height);
    matr.Concat(*matrix);
    matr.TransformRect(rect);
    FX_RECT re = rect.GetOutterRect();
    device->FillRect(&re, m_backgroundColor);
    CFX_Matrix matr1(m_outputHScale, 0.0, 0.0, 1.0, 0.0, 0.0);
    CFX_FloatRect rect1(
        (FX_FLOAT)(leftPosition + 40 * multiple),
        (FX_FLOAT)(m_Height - iTextHeight),
        (FX_FLOAT)((leftPosition + 40 * multiple) + strWidth - 0.5),
        (FX_FLOAT)m_Height);
    matr1.Concat(*matrix);
    matr1.TransformRect(rect1);
    re = rect1.GetOutterRect();
    device->FillRect(&re, m_backgroundColor);
    FX_FLOAT strWidth1 = (FX_FLOAT)multiple * 7;
    CFX_Matrix matr2(m_outputHScale, 0.0, 0.0, 1.0, 0.0, 0.0);
    CFX_FloatRect rect2(0.0, (FX_FLOAT)(m_Height - iTextHeight),
                        (FX_FLOAT)strWidth1 - 1, (FX_FLOAT)m_Height);
    matr2.Concat(*matrix);
    matr2.TransformRect(rect2);
    re = rect2.GetOutterRect();
    device->FillRect(&re, m_backgroundColor);
    CFX_Matrix matr3(m_outputHScale, 0.0, 0.0, 1.0, 0.0, 0.0);
    CFX_FloatRect rect3(
        (FX_FLOAT)(leftPosition + 85 * multiple),
        (FX_FLOAT)(m_Height - iTextHeight),
        (FX_FLOAT)((leftPosition + 85 * multiple) + strWidth1 - 0.5),
        (FX_FLOAT)m_Height);
    matr3.Concat(*matrix);
    matr3.TransformRect(rect3);
    re = rect3.GetOutterRect();
    device->FillRect(&re, m_backgroundColor);
  }
  if (!pOutBitmap)
    strWidth = strWidth * m_outputHScale;

  CalcTextInfo(tempStr, pCharPos + 1, m_pFont, strWidth, iFontSize, blank);
  CFX_Matrix affine_matrix(1.0, 0.0, 0.0, -1.0, 0.0, (FX_FLOAT)iFontSize);
  CFX_FxgeDevice ge;
  if (pOutBitmap) {
    ge.Create((int)strWidth, iTextHeight, FXDIB_Argb, nullptr);
    ge.GetBitmap()->Clear(m_backgroundColor);
    ge.DrawNormalText(iLen, pCharPos + 1, m_pFont,
                      CFX_GEModule::Get()->GetFontCache(), (FX_FLOAT)iFontSize,
                      &affine_matrix, m_fontColor, FXTEXT_CLEARTYPE);
    geBitmap.SetDIBits(ge.GetBitmap(), leftPosition, m_Height - iTextHeight);
  } else {
    CFX_Matrix affine_matrix1(1.0, 0.0, 0.0, -1.0,
                              (FX_FLOAT)leftPosition * m_outputHScale,
                              (FX_FLOAT)(m_Height - iTextHeight + iFontSize));
    if (matrix) {
      affine_matrix1.Concat(*matrix);
    }
    device->DrawNormalText(
        iLen, pCharPos + 1, m_pFont, CFX_GEModule::Get()->GetFontCache(),
        (FX_FLOAT)iFontSize, &affine_matrix1, m_fontColor, FXTEXT_CLEARTYPE);
  }
  tempStr = str.Mid(6, 5);
  iLen = tempStr.GetLength();
  CalcTextInfo(tempStr, pCharPos + 6, m_pFont, strWidth, iFontSize, blank);
  if (pOutBitmap) {
    FX_RECT rect2(0, 0, (int)strWidth, iTextHeight);
    ge.FillRect(&rect2, m_backgroundColor);
    ge.DrawNormalText(iLen, pCharPos + 6, m_pFont,
                      CFX_GEModule::Get()->GetFontCache(), (FX_FLOAT)iFontSize,
                      &affine_matrix, m_fontColor, FXTEXT_CLEARTYPE);
    geBitmap.SetDIBits(ge.GetBitmap(), leftPosition + 40 * multiple,
//.........这里部分代码省略.........

FXFT_Face CFX_FontMapper::FindSubstFont(const CFX_ByteString& name,
                                        FX_BOOL bTrueType,
                                        uint32_t flags,
                                        int weight,
                                        int italic_angle,
                                        int WindowCP,
                                        CFX_SubstFont* pSubstFont) {
  if (!(flags & FXFONT_USEEXTERNATTR)) {
    weight = FXFONT_FW_NORMAL;
    italic_angle = 0;
  }
  CFX_ByteString SubstName = name;
  SubstName.Remove(' ');
  if (bTrueType && name[0] == '@')
    SubstName = name.Mid(1);
  PDF_GetStandardFontName(&SubstName);
  if (SubstName == "Symbol" && !bTrueType) {
    pSubstFont->m_Family = "Chrome Symbol";
    pSubstFont->m_Charset = FXFONT_SYMBOL_CHARSET;
    pSubstFont->m_SubstFlags |= FXFONT_SUBST_STANDARD;
    if (m_FoxitFaces[12])
      return m_FoxitFaces[12];
    const uint8_t* pFontData = nullptr;
    uint32_t size = 0;
    m_pFontMgr->GetBuiltinFont(12, &pFontData, &size);
    m_FoxitFaces[12] = m_pFontMgr->GetFixedFace(pFontData, size, 0);
    return m_FoxitFaces[12];
  }
  if (SubstName == "ZapfDingbats") {
    pSubstFont->m_Family = "Chrome Dingbats";
    pSubstFont->m_Charset = FXFONT_SYMBOL_CHARSET;
    pSubstFont->m_SubstFlags |= FXFONT_SUBST_STANDARD;
    if (m_FoxitFaces[13])
      return m_FoxitFaces[13];
    const uint8_t* pFontData = nullptr;
    uint32_t size = 0;
    m_pFontMgr->GetBuiltinFont(13, &pFontData, &size);
    m_FoxitFaces[13] = m_pFontMgr->GetFixedFace(pFontData, size, 0);
    return m_FoxitFaces[13];
  }
  int iBaseFont = 0;
  CFX_ByteString family;
  CFX_ByteString style;
  bool bHasComma = false;
  bool bHasHyphen = false;
  int find = SubstName.Find(",", 0);
  if (find >= 0) {
    family = SubstName.Left(find);
    PDF_GetStandardFontName(&family);
    style = SubstName.Mid(find + 1);
    bHasComma = true;
  } else {
    family = SubstName;
  }
  for (; iBaseFont < kExternalFontIndex; iBaseFont++) {
    if (family == CFX_ByteStringC(g_Base14FontNames[iBaseFont]))
      break;
  }
  int PitchFamily = 0;
  bool bItalic = false;
  uint32_t nStyle = 0;
  bool bStyleAvail = false;
  if (iBaseFont < kExternalFontIndex) {
    if ((iBaseFont % 4) == 1 || (iBaseFont % 4) == 2)
      nStyle |= FX_FONT_STYLE_Bold;
    if ((iBaseFont % 4) / 2)
      nStyle |= FX_FONT_STYLE_Italic;
    if (iBaseFont < 4)
      PitchFamily |= FXFONT_FF_FIXEDPITCH;
    if (iBaseFont >= 8)
      PitchFamily |= FXFONT_FF_ROMAN;
  } else {
    if (!bHasComma) {
      find = family.ReverseFind('-');
      if (find >= 0) {
        style = family.Mid(find + 1);
        family = family.Left(find);
        bHasHyphen = true;
      }
    }
    if (!bHasHyphen) {
      int nLen = family.GetLength();
      int32_t nRet = GetStyleType(family, true);
      if (nRet > -1) {
        family = family.Left(nLen - g_FontStyles[nRet].len);
        if (nRet == 0)
          nStyle |= FX_FONT_STYLE_Bold;
        else if (nRet == 1)
          nStyle |= FX_FONT_STYLE_Italic;
        else if (nRet == 2)
          nStyle |= (FX_FONT_STYLE_Bold | FX_FONT_STYLE_Italic);
      }
    }
    UpdatePitchFamily(flags, PitchFamily);
  }
  if (!style.IsEmpty()) {
    int nLen = style.GetLength();
    const FX_CHAR* pStyle = style.c_str();
    int i = 0;
    bool bFirstItem = true;
//.........这里部分代码省略.........