Ejemplo n.º 1
0
void CPDF_Image::SetImage(const CFX_DIBitmap* pBitmap,
                          int32_t iCompress,
                          IFX_FileWrite* pFileWrite,
                          IFX_FileRead* pFileRead,
                          const CFX_DIBitmap* pMask,
                          const CPDF_ImageSetParam* pParam) {
  int32_t BitmapWidth = pBitmap->GetWidth();
  int32_t BitmapHeight = pBitmap->GetHeight();
  if (BitmapWidth < 1 || BitmapHeight < 1) {
    return;
  }
  uint8_t* src_buf = pBitmap->GetBuffer();
  int32_t src_pitch = pBitmap->GetPitch();
  int32_t bpp = pBitmap->GetBPP();
  FX_BOOL bUseMatte =
      pParam && pParam->pMatteColor && (pBitmap->GetFormat() == FXDIB_Argb);
  CPDF_Dictionary* pDict = new CPDF_Dictionary;
  pDict->SetAtName("Type", "XObject");
  pDict->SetAtName("Subtype", "Image");
  pDict->SetAtInteger("Width", BitmapWidth);
  pDict->SetAtInteger("Height", BitmapHeight);
  uint8_t* dest_buf = NULL;
  FX_STRSIZE dest_pitch = 0, dest_size = 0, opType = -1;
  if (bpp == 1) {
    int32_t reset_a = 0, reset_r = 0, reset_g = 0, reset_b = 0;
    int32_t set_a = 0, set_r = 0, set_g = 0, set_b = 0;
    if (!pBitmap->IsAlphaMask()) {
      ArgbDecode(pBitmap->GetPaletteArgb(0), reset_a, reset_r, reset_g,
                 reset_b);
      ArgbDecode(pBitmap->GetPaletteArgb(1), set_a, set_r, set_g, set_b);
    }
    if (set_a == 0 || reset_a == 0) {
      pDict->SetAt("ImageMask", new CPDF_Boolean(TRUE));
      if (reset_a == 0) {
        CPDF_Array* pArray = new CPDF_Array;
        pArray->AddInteger(1);
        pArray->AddInteger(0);
        pDict->SetAt("Decode", pArray);
      }
    } else {
      CPDF_Array* pCS = new CPDF_Array;
      pCS->AddName("Indexed");
      pCS->AddName("DeviceRGB");
      pCS->AddInteger(1);
      CFX_ByteString ct;
      FX_CHAR* pBuf = ct.GetBuffer(6);
      pBuf[0] = (FX_CHAR)reset_r;
      pBuf[1] = (FX_CHAR)reset_g;
      pBuf[2] = (FX_CHAR)reset_b;
      pBuf[3] = (FX_CHAR)set_r;
      pBuf[4] = (FX_CHAR)set_g;
      pBuf[5] = (FX_CHAR)set_b;
      ct.ReleaseBuffer(6);
      pCS->Add(new CPDF_String(ct, TRUE));
      pDict->SetAt("ColorSpace", pCS);
    }
    pDict->SetAtInteger("BitsPerComponent", 1);
    dest_pitch = (BitmapWidth + 7) / 8;
    if ((iCompress & 0x03) == PDF_IMAGE_NO_COMPRESS) {
      opType = 1;
    } else {
      opType = 0;
    }
  } else if (bpp == 8) {
    int32_t iPalette = pBitmap->GetPaletteSize();
    if (iPalette > 0) {
      CPDF_Array* pCS = new CPDF_Array;
      m_pDocument->AddIndirectObject(pCS);
      pCS->AddName("Indexed");
      pCS->AddName("DeviceRGB");
      pCS->AddInteger(iPalette - 1);
      uint8_t* pColorTable = FX_Alloc2D(uint8_t, iPalette, 3);
      uint8_t* ptr = pColorTable;
      for (int32_t i = 0; i < iPalette; i++) {
        FX_DWORD argb = pBitmap->GetPaletteArgb(i);
        ptr[0] = (uint8_t)(argb >> 16);
        ptr[1] = (uint8_t)(argb >> 8);
        ptr[2] = (uint8_t)argb;
        ptr += 3;
      }
      CPDF_Stream* pCTS =
          new CPDF_Stream(pColorTable, iPalette * 3, new CPDF_Dictionary);
      m_pDocument->AddIndirectObject(pCTS);
      pCS->AddReference(m_pDocument, pCTS);
      pDict->SetAtReference("ColorSpace", m_pDocument, pCS);
    } else {
Ejemplo n.º 2
0
CPDF_FormField* CPDF_InterForm::AddTerminalField(CPDF_Dictionary* pFieldDict) {
  if (!pFieldDict->KeyExist("T"))
    return nullptr;

  CPDF_Dictionary* pDict = pFieldDict;
  CFX_WideString csWName = FPDF_GetFullName(pFieldDict);
  if (csWName.IsEmpty())
    return nullptr;

  CPDF_FormField* pField = nullptr;
  pField = m_pFieldTree->GetField(csWName);
  if (!pField) {
    CPDF_Dictionary* pParent = pFieldDict;
    if (!pFieldDict->KeyExist("T") &&
        pFieldDict->GetStringBy("Subtype") == "Widget") {
      pParent = pFieldDict->GetDictBy("Parent");
      if (!pParent)
        pParent = pFieldDict;
    }

    if (pParent && pParent != pFieldDict && !pParent->KeyExist("FT")) {
      if (pFieldDict->KeyExist("FT")) {
        CPDF_Object* pFTValue = pFieldDict->GetDirectObjectBy("FT");
        if (pFTValue)
          pParent->SetAt("FT", pFTValue->Clone());
      }

      if (pFieldDict->KeyExist("Ff")) {
        CPDF_Object* pFfValue = pFieldDict->GetDirectObjectBy("Ff");
        if (pFfValue)
          pParent->SetAt("Ff", pFfValue->Clone());
      }
    }

    pField = new CPDF_FormField(this, pParent);
    CPDF_Object* pTObj = pDict->GetObjectBy("T");
    if (ToReference(pTObj)) {
      CPDF_Object* pClone = pTObj->CloneDirectObject();
      if (pClone)
        pDict->SetAt("T", pClone);
      else
        pDict->SetAtName("T", "");
    }
    m_pFieldTree->SetField(csWName, pField);
  }

  CPDF_Array* pKids = pFieldDict->GetArrayBy("Kids");
  if (!pKids) {
    if (pFieldDict->GetStringBy("Subtype") == "Widget")
      AddControl(pField, pFieldDict);
  } else {
    for (size_t i = 0; i < pKids->GetCount(); i++) {
      CPDF_Dictionary* pKid = pKids->GetDictAt(i);
      if (!pKid)
        continue;
      if (pKid->GetStringBy("Subtype") != "Widget")
        continue;

      AddControl(pField, pKid);
    }
  }
  return pField;
}
Ejemplo n.º 3
0
void CPDF_StreamContentParser::Handle_BeginImage()
{
    FX_FILESIZE savePos = m_pSyntax->GetPos();
    CPDF_Dictionary* pDict = CPDF_Dictionary::Create();
    while (1) {
        CPDF_StreamParser::SyntaxType type = m_pSyntax->ParseNextElement();
        if (type == CPDF_StreamParser::Keyword) {
            CFX_ByteString bsKeyword(m_pSyntax->GetWordBuf(), m_pSyntax->GetWordSize());
            if (bsKeyword != FX_BSTRC("ID")) {
                m_pSyntax->SetPos(savePos);
                pDict->Release();
                return;
            }
        }
        if (type != CPDF_StreamParser::Name) {
            break;
        }
        CFX_ByteString key((const FX_CHAR*)m_pSyntax->GetWordBuf() + 1, m_pSyntax->GetWordSize() - 1);
        CPDF_Object* pObj = m_pSyntax->ReadNextObject();
        if (!key.IsEmpty()) {
            pDict->SetAt(key, pObj, m_pDocument);
        } else if (pObj) {
            pObj->Release();
        }
    }
    _PDF_ReplaceAbbr(pDict);
    CPDF_Object* pCSObj = NULL;
    if (pDict->KeyExist(FX_BSTRC("ColorSpace"))) {
        pCSObj = pDict->GetElementValue(FX_BSTRC("ColorSpace"));
        if (pCSObj->GetType() == PDFOBJ_NAME) {
            CFX_ByteString name = pCSObj->GetString();
            if (name != FX_BSTRC("DeviceRGB") && name != FX_BSTRC("DeviceGray") && name != FX_BSTRC("DeviceCMYK")) {
                pCSObj = FindResourceObj(FX_BSTRC("ColorSpace"), name);
                if (pCSObj && !pCSObj->GetObjNum()) {
                    pCSObj = pCSObj->Clone();
                    pDict->SetAt(FX_BSTRC("ColorSpace"), pCSObj, m_pDocument);
                }
            }
        }
    }
    CPDF_Stream* pStream = m_pSyntax->ReadInlineStream(m_pDocument, pDict, pCSObj, m_Options.m_bDecodeInlineImage);
    while (1) {
        CPDF_StreamParser::SyntaxType type = m_pSyntax->ParseNextElement();
        if (type == CPDF_StreamParser::EndOfData) {
            break;
        }
        if (type != CPDF_StreamParser::Keyword) {
            continue;
        }
        if (m_pSyntax->GetWordSize() == 2 && m_pSyntax->GetWordBuf()[0] == 'E' &&
                m_pSyntax->GetWordBuf()[1] == 'I') {
            break;
        }
    }
    if (m_Options.m_bTextOnly) {
        if (pStream) {
            pStream->Release();
        } else {
            pDict->Release();
        }
        return;
    }
    pDict->SetAtName(FX_BSTRC("Subtype"), FX_BSTRC("Image"));
    CPDF_ImageObject *pImgObj = AddImage(pStream, NULL, TRUE);
    if (!pImgObj) {
        if (pStream) {
            pStream->Release();
        } else {
            pDict->Release();
        }
    }
}
Ejemplo n.º 4
0
CPDF_Font* CPDF_Document::AddMacFont(CTFontRef pFont, FX_BOOL bVert, FX_BOOL bTranslateName)
{
    CTFontRef font = (CTFontRef)pFont;
    CTFontDescriptorRef descriptor = CTFontCopyFontDescriptor(font);
    if (descriptor == NULL) {
        return NULL;
    }
    CFX_ByteString basefont;
    FX_BOOL bCJK = FALSE;
    int flags = 0, italicangle = 0, ascend = 0, descend = 0, capheight = 0, bbox[4];
    FXSYS_memset32(bbox, 0, sizeof(int) * 4);
    CFArrayRef languages = (CFArrayRef)CTFontDescriptorCopyAttribute(descriptor, kCTFontLanguagesAttribute);
    if (languages == NULL) {
        CFRelease(descriptor);
        return NULL;
    }
    CFX_DWordArray charSets;
    charSets.Add(FXFONT_CHINESEBIG5_CHARSET);
    charSets.Add(FXFONT_GB2312_CHARSET);
    charSets.Add(FXFONT_HANGEUL_CHARSET);
    charSets.Add(FXFONT_SHIFTJIS_CHARSET);
    if (IsHasCharSet(languages, charSets)) {
        bCJK = TRUE;
    }
    CFRelease(descriptor);
    CFDictionaryRef traits = (CFDictionaryRef)CTFontCopyTraits(font);
    if (traits == NULL) {
        CFRelease(languages);
        return NULL;
    }
    CFNumberRef sybolicTrait = (CFNumberRef)CFDictionaryGetValue(traits, kCTFontSymbolicTrait);
    CTFontSymbolicTraits trait = 0;
    CFNumberGetValue(sybolicTrait, kCFNumberSInt32Type, &trait);
    if (trait & kCTFontItalicTrait) {
        flags |= PDFFONT_ITALIC;
    }
    if (trait & kCTFontMonoSpaceTrait) {
        flags |= PDFFONT_FIXEDPITCH;
    }
    if (trait & kCTFontModernSerifsClass) {
        flags |= PDFFONT_SERIF;
    }
    if (trait & kCTFontScriptsClass) {
        flags |= PDFFONT_SCRIPT;
    }
    CFNumberRef weightTrait = (CFNumberRef)CFDictionaryGetValue(traits, kCTFontWeightTrait);
    Float32 weight = 0;
    CFNumberGetValue(weightTrait, kCFNumberFloat32Type, &weight);
    italicangle = CTFontGetSlantAngle(font);
    ascend      = CTFontGetAscent(font);
    descend     = CTFontGetDescent(font);
    capheight   = CTFontGetCapHeight(font);
    CGRect box  = CTFontGetBoundingBox(font);
    bbox[0]     = box.origin.x;
    bbox[1]     = box.origin.y;
    bbox[2]     = box.origin.x + box.size.width;
    bbox[3]     = box.origin.y + box.size.height;
    if (bTranslateName && bCJK) {
        CFStringRef postName = CTFontCopyPostScriptName(font);
        _CFString2CFXByteString(postName, basefont);
        CFRelease(postName);
    }
    if (basefont.IsEmpty()) {
        CFStringRef fullName = CTFontCopyFullName(font);
        _CFString2CFXByteString(fullName, basefont);
        CFRelease(fullName);
    }
    basefont.Replace(" ", "");
    CPDF_Dictionary* pFontDict = NULL;
    CPDF_Dictionary* pBaseDict = FX_NEW CPDF_Dictionary;
    pFontDict = pBaseDict;
    if (!bCJK) {
        charSets.RemoveAll();
        charSets.Add(FXFONT_ANSI_CHARSET);
        charSets.Add(FXFONT_DEFAULT_CHARSET);
        charSets.Add(FXFONT_SYMBOL_CHARSET);
        if (IsHasCharSet(languages, charSets)) {
            charSets.RemoveAll();
            charSets.Add(FXFONT_SYMBOL_CHARSET);
            if (IsHasCharSet(languages, charSets)) {
                flags |= PDFFONT_SYMBOLIC;
            } else {
                flags |= PDFFONT_NONSYMBOLIC;
            }
            pBaseDict->SetAtName(FX_BSTRC("Encoding"), "WinAnsiEncoding");
        } else {
            flags |= PDFFONT_NONSYMBOLIC;
            int i;
            for (i = 0; i < sizeof g_FX_CharsetUnicodes / sizeof(FX_CharsetUnicodes); i ++) {
                charSets.RemoveAll();
                charSets.Add(g_FX_CharsetUnicodes[i].m_Charset);
                if (IsHasCharSet(languages, charSets)) {
                    break;
                }
            }
            if (i < sizeof g_FX_CharsetUnicodes / sizeof(FX_CharsetUnicodes)) {
                CPDF_Dictionary* pEncoding = FX_NEW CPDF_Dictionary;
                pEncoding->SetAtName(FX_BSTRC("BaseEncoding"), "WinAnsiEncoding");
                CPDF_Array* pArray = FX_NEW CPDF_Array;
                pArray->AddInteger(128);
                const FX_WCHAR* pUnicodes = g_FX_CharsetUnicodes[i].m_pUnicodes;
                for (int j = 0; j < 128; j ++) {
                    CFX_ByteString name = PDF_AdobeNameFromUnicode(pUnicodes[j]);
                    if (name.IsEmpty()) {
                        pArray->AddName(FX_BSTRC(".notdef"));
                    } else {
                        pArray->AddName(name);
                    }
                }
                pEncoding->SetAt(FX_BSTRC("Differences"), pArray);
                AddIndirectObject(pEncoding);
                pBaseDict->SetAtReference(FX_BSTRC("Encoding"), this, pEncoding);
            }
        }
        if (weight > 0.0 && trait & kCTFontItalicTrait) {
            basefont += ",BoldItalic";
        } else if (weight > 0.0) {
            basefont += ",Bold";
        } else if (trait & kCTFontItalicTrait) {
            basefont += ",Italic";
        }
        pBaseDict->SetAtName("Subtype", "TrueType");
        pBaseDict->SetAtName("BaseFont", basefont);
        pBaseDict->SetAtNumber("FirstChar", 32);
        pBaseDict->SetAtNumber("LastChar", 255);
        int char_widths[224];
        FX_GetCharWidth(font, 32, 255, char_widths);
        CPDF_Array* pWidths = FX_NEW CPDF_Array;
        for (int i = 0; i < 224; i ++) {
            pWidths->AddInteger(char_widths[i]);
        }
        pBaseDict->SetAt("Widths", pWidths);
    }  else {
        flags |= PDFFONT_NONSYMBOLIC;
        CPDF_Array* pArray = NULL;
        pFontDict = FX_NEW CPDF_Dictionary;
        CFX_ByteString cmap;
        CFX_ByteString ordering;
        int supplement;
        FX_BOOL bFound = FALSE;
        CPDF_Array* pWidthArray = FX_NEW CPDF_Array;
        charSets.RemoveAll();
        charSets.Add(FXFONT_CHINESEBIG5_CHARSET);
        if (IsHasCharSet(languages, charSets)) {
            cmap = bVert ? "ETenms-B5-V" : "ETenms-B5-H";
            ordering = "CNS1";
            supplement = 4;
            pWidthArray->AddInteger(1);
            _InsertWidthArray(font, 0x20, 0x7e, pWidthArray);
            bFound = TRUE;
        }
        charSets.RemoveAll();
        charSets.Add(FXFONT_GB2312_CHARSET);
        if (!bFound && IsHasCharSet(languages, charSets)) {
            cmap = bVert ? "GBK-EUC-V" : "GBK-EUC-H";
            ordering = "GB1", supplement = 2;
            pWidthArray->AddInteger(7716);
            _InsertWidthArray(font, 0x20, 0x20, pWidthArray);
            pWidthArray->AddInteger(814);
            _InsertWidthArray(font, 0x21, 0x7e, pWidthArray);
            bFound = TRUE;
        }
        charSets.RemoveAll();
        charSets.Add(FXFONT_HANGEUL_CHARSET);
        if (!bFound && IsHasCharSet(languages, charSets)) {
            cmap = bVert ? "KSCms-UHC-V" : "KSCms-UHC-H";
            ordering = "Korea1";
            supplement = 2;
            pWidthArray->AddInteger(1);
            _InsertWidthArray(font, 0x20, 0x7e, pWidthArray);
            bFound = TRUE;
        }
        charSets.RemoveAll();
        charSets.Add(FXFONT_SHIFTJIS_CHARSET);
        if (!bFound && IsHasCharSet(languages, charSets)) {
            cmap = bVert ? "90ms-RKSJ-V" : "90ms-RKSJ-H";
            ordering = "Japan1";
            supplement = 5;
            pWidthArray->AddInteger(231);
            _InsertWidthArray(font, 0x20, 0x7d, pWidthArray);
            pWidthArray->AddInteger(326);
            _InsertWidthArray(font, 0xa0, 0xa0, pWidthArray);
            pWidthArray->AddInteger(327);
            _InsertWidthArray(font, 0xa1, 0xdf, pWidthArray);
            pWidthArray->AddInteger(631);
            _InsertWidthArray(font, 0x7e, 0x7e, pWidthArray);
        }
        pBaseDict->SetAtName("Subtype", "Type0");
        pBaseDict->SetAtName("BaseFont", basefont);
        pBaseDict->SetAtName("Encoding", cmap);
        pFontDict->SetAt("W", pWidthArray);
        pFontDict->SetAtName("Type", "Font");
        pFontDict->SetAtName("Subtype", "CIDFontType2");
        pFontDict->SetAtName("BaseFont", basefont);
        CPDF_Dictionary* pCIDSysInfo = FX_NEW CPDF_Dictionary;
        pCIDSysInfo->SetAtString("Registry", "Adobe");
        pCIDSysInfo->SetAtString("Ordering", ordering);
        pCIDSysInfo->SetAtInteger("Supplement", supplement);
        pFontDict->SetAt("CIDSystemInfo", pCIDSysInfo);
        pArray = FX_NEW CPDF_Array;
        pBaseDict->SetAt("DescendantFonts", pArray);
        AddIndirectObject(pFontDict);
        pArray->AddReference(this, pFontDict);
    }
    AddIndirectObject(pBaseDict);
    CPDF_Dictionary* pFontDesc = FX_NEW CPDF_Dictionary;
    pFontDesc->SetAtName("Type", "FontDescriptor");
    pFontDesc->SetAtName("FontName", basefont);
    pFontDesc->SetAtInteger("Flags", flags);
    CPDF_Array* pBBox = FX_NEW CPDF_Array;
    for (int i = 0; i < 4; i ++) {
        pBBox->AddInteger(bbox[i]);
    }
    pFontDesc->SetAt("FontBBox", pBBox);
    pFontDesc->SetAtInteger("ItalicAngle", italicangle);
    pFontDesc->SetAtInteger("Ascent", ascend);
    pFontDesc->SetAtInteger("Descent", descend);
    pFontDesc->SetAtInteger("CapHeight", capheight);
    CGFloat fStemV = 0;
    int16_t min_width = SHRT_MAX;
    static const UniChar stem_chars[] = {'i', 'I', '!', '1'};
    const size_t count = sizeof(stem_chars) / sizeof(stem_chars[0]);
    CGGlyph glyphs[count];
    CGRect boundingRects[count];
    if (CTFontGetGlyphsForCharacters(font, stem_chars, glyphs, count)) {
        CTFontGetBoundingRectsForGlyphs(font, kCTFontHorizontalOrientation,
                                        glyphs, boundingRects, count);
        for (size_t i = 0; i < count; i++) {
            int16_t width = boundingRects[i].size.width;
            if (width > 0 && width < min_width) {
                min_width = width;
                fStemV = min_width;
            }
        }
    }
    pFontDesc->SetAtInteger("StemV", fStemV);
    AddIndirectObject(pFontDesc);
    pFontDict->SetAtReference("FontDescriptor", this, pFontDesc);
    CFRelease(traits);
    CFRelease(languages);
    return LoadFont(pBaseDict);
}
Ejemplo n.º 5
0
CPDF_Font* CPDF_Document::AddFont(CFX_Font* pFont, int charset, FX_BOOL bVert)
{
    if (pFont == NULL) {
        return NULL;
    }
    FX_BOOL bCJK = charset == FXFONT_CHINESEBIG5_CHARSET || charset == FXFONT_GB2312_CHARSET ||
                   charset == FXFONT_HANGEUL_CHARSET || charset == FXFONT_SHIFTJIS_CHARSET;
    CFX_ByteString basefont = pFont->GetFamilyName();
    basefont.Replace(" ", "");
    int flags = 0;
    if (pFont->IsBold()) {
        flags |= PDFFONT_FORCEBOLD;
    }
    if (pFont->IsItalic()) {
        flags |= PDFFONT_ITALIC;
    }
    if (pFont->IsFixedWidth()) {
        flags |= PDFFONT_FIXEDPITCH;
    }
    CPDF_Dictionary* pBaseDict = FX_NEW CPDF_Dictionary;
    pBaseDict->SetAtName("Type", "Font");
    IFX_FontEncoding* pEncoding = FXGE_CreateUnicodeEncoding(pFont);
    CPDF_Dictionary* pFontDict = pBaseDict;
    if (!bCJK) {
        CPDF_Array* pWidths = FX_NEW CPDF_Array;
        int charcode;
        for (charcode = 32; charcode < 128; charcode ++) {
            int glyph_index = pEncoding->GlyphFromCharCode(charcode);
            int char_width = pFont->GetGlyphWidth(glyph_index);
            pWidths->AddInteger(char_width);
        }
        if (charset == FXFONT_ANSI_CHARSET || charset == FXFONT_DEFAULT_CHARSET ||
                charset == FXFONT_SYMBOL_CHARSET) {
            if (charset == FXFONT_SYMBOL_CHARSET) {
                flags |= PDFFONT_SYMBOLIC;
            } else {
                flags |= PDFFONT_NONSYMBOLIC;
            }
            pBaseDict->SetAtName(FX_BSTRC("Encoding"), "WinAnsiEncoding");
            for (charcode = 128; charcode <= 255; charcode ++) {
                int glyph_index = pEncoding->GlyphFromCharCode(charcode);
                int char_width = pFont->GetGlyphWidth(glyph_index);
                pWidths->AddInteger(char_width);
            }
        } else {
            flags |= PDFFONT_NONSYMBOLIC;
            int i;
            for (i = 0; i < sizeof g_FX_CharsetUnicodes / sizeof(FX_CharsetUnicodes); i ++)
                if (g_FX_CharsetUnicodes[i].m_Charset == charset) {
                    break;
                }
            if (i < sizeof g_FX_CharsetUnicodes / sizeof(FX_CharsetUnicodes)) {
                CPDF_Dictionary* pEncodingDict = FX_NEW CPDF_Dictionary;
                pEncodingDict->SetAtName(FX_BSTRC("BaseEncoding"), "WinAnsiEncoding");
                CPDF_Array* pArray = FX_NEW CPDF_Array;
                pArray->AddInteger(128);
                const FX_WCHAR* pUnicodes = g_FX_CharsetUnicodes[i].m_pUnicodes;
                for (int j = 0; j < 128; j ++) {
                    CFX_ByteString name = PDF_AdobeNameFromUnicode(pUnicodes[j]);
                    if (name.IsEmpty()) {
                        pArray->AddName(FX_BSTRC(".notdef"));
                    } else {
                        pArray->AddName(name);
                    }
                    int glyph_index = pEncoding->GlyphFromCharCode(pUnicodes[j]);
                    int char_width = pFont->GetGlyphWidth(glyph_index);
                    pWidths->AddInteger(char_width);
                }
                pEncodingDict->SetAt(FX_BSTRC("Differences"), pArray);
                AddIndirectObject(pEncodingDict);
                pBaseDict->SetAtReference(FX_BSTRC("Encoding"), this, pEncodingDict);
            }
        }
        if (pFont->IsBold() && pFont->IsItalic()) {
            basefont += ",BoldItalic";
        } else if (pFont->IsBold()) {
            basefont += ",Bold";
        } else if (pFont->IsItalic()) {
            basefont += ",Italic";
        }
        pBaseDict->SetAtName("Subtype", "TrueType");
        pBaseDict->SetAtName("BaseFont", basefont);
        pBaseDict->SetAtNumber("FirstChar", 32);
        pBaseDict->SetAtNumber("LastChar", 255);
        pBaseDict->SetAt("Widths", pWidths);
    } else {
        flags |= PDFFONT_NONSYMBOLIC;
        pFontDict = FX_NEW CPDF_Dictionary;
        CFX_ByteString cmap;
        CFX_ByteString ordering;
        int supplement;
        CPDF_Array* pWidthArray = FX_NEW CPDF_Array;
        switch (charset) {
        case FXFONT_CHINESEBIG5_CHARSET:
            cmap = bVert ? "ETenms-B5-V" : "ETenms-B5-H";
            ordering = "CNS1";
            supplement = 4;
            pWidthArray->AddInteger(1);
            _InsertWidthArray1(pFont, pEncoding, 0x20, 0x7e, pWidthArray);
            break;
        case FXFONT_GB2312_CHARSET:
            cmap = bVert ? "GBK-EUC-V" : "GBK-EUC-H";
            ordering = "GB1", supplement = 2;
            pWidthArray->AddInteger(7716);
            _InsertWidthArray1(pFont, pEncoding, 0x20, 0x20, pWidthArray);
            pWidthArray->AddInteger(814);
            _InsertWidthArray1(pFont, pEncoding, 0x21, 0x7e, pWidthArray);
            break;
        case FXFONT_HANGEUL_CHARSET:
            cmap = bVert ? "KSCms-UHC-V" : "KSCms-UHC-H";
            ordering = "Korea1";
            supplement = 2;
            pWidthArray->AddInteger(1);
            _InsertWidthArray1(pFont, pEncoding, 0x20, 0x7e, pWidthArray);
            break;
        case FXFONT_SHIFTJIS_CHARSET:
            cmap = bVert ? "90ms-RKSJ-V" : "90ms-RKSJ-H";
            ordering = "Japan1";
            supplement = 5;
            pWidthArray->AddInteger(231);
            _InsertWidthArray1(pFont, pEncoding, 0x20, 0x7d, pWidthArray);
            pWidthArray->AddInteger(326);
            _InsertWidthArray1(pFont, pEncoding, 0xa0, 0xa0, pWidthArray);
            pWidthArray->AddInteger(327);
            _InsertWidthArray1(pFont, pEncoding, 0xa1, 0xdf, pWidthArray);
            pWidthArray->AddInteger(631);
            _InsertWidthArray1(pFont, pEncoding, 0x7e, 0x7e, pWidthArray);
            break;
        }
        pBaseDict->SetAtName("Subtype", "Type0");
        pBaseDict->SetAtName("BaseFont", basefont);
        pBaseDict->SetAtName("Encoding", cmap);
        pFontDict->SetAt("W", pWidthArray);
        pFontDict->SetAtName("Type", "Font");
        pFontDict->SetAtName("Subtype", "CIDFontType2");
        pFontDict->SetAtName("BaseFont", basefont);
        CPDF_Dictionary* pCIDSysInfo = FX_NEW CPDF_Dictionary;
        pCIDSysInfo->SetAtString("Registry", "Adobe");
        pCIDSysInfo->SetAtString("Ordering", ordering);
        pCIDSysInfo->SetAtInteger("Supplement", supplement);
        pFontDict->SetAt("CIDSystemInfo", pCIDSysInfo);
        CPDF_Array* pArray = FX_NEW CPDF_Array;
        pBaseDict->SetAt("DescendantFonts", pArray);
        AddIndirectObject(pFontDict);
        pArray->AddReference(this, pFontDict);
    }
    AddIndirectObject(pBaseDict);
    CPDF_Dictionary* pFontDesc = FX_NEW CPDF_Dictionary;
    pFontDesc->SetAtName("Type", "FontDescriptor");
    pFontDesc->SetAtName("FontName", basefont);
    pFontDesc->SetAtInteger("Flags", flags);
    pFontDesc->SetAtInteger("ItalicAngle", pFont->m_pSubstFont ? pFont->m_pSubstFont->m_ItalicAngle : 0);
    pFontDesc->SetAtInteger("Ascent", pFont->GetAscent());
    pFontDesc->SetAtInteger("Descent", pFont->GetDescent());
    FX_RECT bbox;
    pFont->GetBBox(bbox);
    CPDF_Array* pBBox = FX_NEW CPDF_Array;
    pBBox->AddInteger(bbox.left);
    pBBox->AddInteger(bbox.bottom);
    pBBox->AddInteger(bbox.right);
    pBBox->AddInteger(bbox.top);
    pFontDesc->SetAt("FontBBox", pBBox);
    FX_INT32 nStemV = 0;
    if (pFont->m_pSubstFont) {
        nStemV = pFont->m_pSubstFont->m_Weight / 5;
    } else {
        static const FX_CHAR stem_chars[] = {'i', 'I', '!', '1'};
        const size_t count = sizeof(stem_chars) / sizeof(stem_chars[0]);
        FX_DWORD glyph = pEncoding->GlyphFromCharCode(stem_chars[0]);
        nStemV = pFont->GetGlyphWidth(glyph);
        for (size_t i = 1; i < count; i++) {
            glyph = pEncoding->GlyphFromCharCode(stem_chars[i]);
            int width = pFont->GetGlyphWidth(glyph);
            if (width > 0 && width < nStemV) {
                nStemV = width;
            }
        }
    }
    if (pEncoding) {
        delete pEncoding;
    }
    pFontDesc->SetAtInteger("StemV", nStemV);
    AddIndirectObject(pFontDesc);
    pFontDict->SetAtReference("FontDescriptor", this, pFontDesc);
    return LoadFont(pBaseDict);
}
Ejemplo n.º 6
0
CPDF_Font* CPDF_Document::AddWindowsFont(LOGFONTA* pLogFont, FX_BOOL bVert, FX_BOOL bTranslateName)
{
    pLogFont->lfHeight = -1000;
    pLogFont->lfWidth = 0;
    HGDIOBJ hFont = CreateFontIndirectA(pLogFont);
    HDC hDC = CreateCompatibleDC(NULL);
    hFont = SelectObject(hDC, hFont);
    int tm_size = GetOutlineTextMetrics(hDC, 0, NULL);
    if (tm_size == 0) {
        hFont = SelectObject(hDC, hFont);
        DeleteObject(hFont);
        DeleteDC(hDC);
        return NULL;
    }
    LPBYTE tm_buf = FX_Alloc(BYTE, tm_size);
    OUTLINETEXTMETRIC* ptm = (OUTLINETEXTMETRIC*)tm_buf;
    GetOutlineTextMetrics(hDC, tm_size, ptm);
    int flags = 0, italicangle, ascend, descend, capheight, bbox[4];
    if (pLogFont->lfItalic) {
        flags |= PDFFONT_ITALIC;
    }
    if ((pLogFont->lfPitchAndFamily & 3) == FIXED_PITCH) {
        flags |= PDFFONT_FIXEDPITCH;
    }
    if ((pLogFont->lfPitchAndFamily & 0xf8) == FF_ROMAN) {
        flags |= PDFFONT_SERIF;
    }
    if ((pLogFont->lfPitchAndFamily & 0xf8) == FF_SCRIPT) {
        flags |= PDFFONT_SCRIPT;
    }
    FX_BOOL bCJK = pLogFont->lfCharSet == CHINESEBIG5_CHARSET || pLogFont->lfCharSet == GB2312_CHARSET ||
                   pLogFont->lfCharSet == HANGEUL_CHARSET || pLogFont->lfCharSet == SHIFTJIS_CHARSET;
    CFX_ByteString basefont;
    if (bTranslateName && bCJK) {
        basefont = _FPDF_GetPSNameFromTT(hDC);
    }
    if (basefont.IsEmpty()) {
        basefont = pLogFont->lfFaceName;
    }
    italicangle = ptm->otmItalicAngle / 10;
    ascend = ptm->otmrcFontBox.top;
    descend = ptm->otmrcFontBox.bottom;
    capheight = ptm->otmsCapEmHeight;
    bbox[0] = ptm->otmrcFontBox.left;
    bbox[1] = ptm->otmrcFontBox.bottom;
    bbox[2] = ptm->otmrcFontBox.right;
    bbox[3] = ptm->otmrcFontBox.top;
    FX_Free(tm_buf);
    basefont.Replace(" ", "");
    CPDF_Dictionary* pBaseDict = FX_NEW CPDF_Dictionary;
    pBaseDict->SetAtName("Type", "Font");
    CPDF_Dictionary* pFontDict = pBaseDict;
    if (!bCJK) {
        if (pLogFont->lfCharSet == ANSI_CHARSET || pLogFont->lfCharSet == DEFAULT_CHARSET ||
                pLogFont->lfCharSet == SYMBOL_CHARSET) {
            if (pLogFont->lfCharSet == SYMBOL_CHARSET) {
                flags |= PDFFONT_SYMBOLIC;
            } else {
                flags |= PDFFONT_NONSYMBOLIC;
            }
            pBaseDict->SetAtName(FX_BSTRC("Encoding"), "WinAnsiEncoding");
        } else {
            flags |= PDFFONT_NONSYMBOLIC;
            int i;
            for (i = 0; i < sizeof g_FX_CharsetUnicodes / sizeof(FX_CharsetUnicodes); i ++)
                if (g_FX_CharsetUnicodes[i].m_Charset == pLogFont->lfCharSet) {
                    break;
                }
            if (i < sizeof g_FX_CharsetUnicodes / sizeof(FX_CharsetUnicodes)) {
                CPDF_Dictionary* pEncoding = FX_NEW CPDF_Dictionary;
                pEncoding->SetAtName(FX_BSTRC("BaseEncoding"), "WinAnsiEncoding");
                CPDF_Array* pArray = FX_NEW CPDF_Array;
                pArray->AddInteger(128);
                const FX_WCHAR* pUnicodes = g_FX_CharsetUnicodes[i].m_pUnicodes;
                for (int j = 0; j < 128; j ++) {
                    CFX_ByteString name = PDF_AdobeNameFromUnicode(pUnicodes[j]);
                    if (name.IsEmpty()) {
                        pArray->AddName(FX_BSTRC(".notdef"));
                    } else {
                        pArray->AddName(name);
                    }
                }
                pEncoding->SetAt(FX_BSTRC("Differences"), pArray);
                AddIndirectObject(pEncoding);
                pBaseDict->SetAtReference(FX_BSTRC("Encoding"), this, pEncoding);
            }
        }
        if (pLogFont->lfWeight > FW_MEDIUM && pLogFont->lfItalic) {
            basefont += ",BoldItalic";
        } else if (pLogFont->lfWeight > FW_MEDIUM) {
            basefont += ",Bold";
        } else if (pLogFont->lfItalic) {
            basefont += ",Italic";
        }
        pBaseDict->SetAtName("Subtype", "TrueType");
        pBaseDict->SetAtName("BaseFont", basefont);
        pBaseDict->SetAtNumber("FirstChar", 32);
        pBaseDict->SetAtNumber("LastChar", 255);
        int char_widths[224];
        GetCharWidth(hDC, 32, 255, char_widths);
        CPDF_Array* pWidths = FX_NEW CPDF_Array;
        for (int i = 0; i < 224; i ++) {
            pWidths->AddInteger(char_widths[i]);
        }
        pBaseDict->SetAt("Widths", pWidths);
    } else {
        flags |= PDFFONT_NONSYMBOLIC;
        pFontDict = FX_NEW CPDF_Dictionary;
        CFX_ByteString cmap;
        CFX_ByteString ordering;
        int supplement;
        CPDF_Array* pWidthArray = FX_NEW CPDF_Array;
        switch (pLogFont->lfCharSet) {
        case CHINESEBIG5_CHARSET:
            cmap = bVert ? "ETenms-B5-V" : "ETenms-B5-H";
            ordering = "CNS1";
            supplement = 4;
            pWidthArray->AddInteger(1);
            _InsertWidthArray(hDC, 0x20, 0x7e, pWidthArray);
            break;
        case GB2312_CHARSET:
            cmap = bVert ? "GBK-EUC-V" : "GBK-EUC-H";
            ordering = "GB1", supplement = 2;
            pWidthArray->AddInteger(7716);
            _InsertWidthArray(hDC, 0x20, 0x20, pWidthArray);
            pWidthArray->AddInteger(814);
            _InsertWidthArray(hDC, 0x21, 0x7e, pWidthArray);
            break;
        case HANGEUL_CHARSET:
            cmap = bVert ? "KSCms-UHC-V" : "KSCms-UHC-H";
            ordering = "Korea1";
            supplement = 2;
            pWidthArray->AddInteger(1);
            _InsertWidthArray(hDC, 0x20, 0x7e, pWidthArray);
            break;
        case SHIFTJIS_CHARSET:
            cmap = bVert ? "90ms-RKSJ-V" : "90ms-RKSJ-H";
            ordering = "Japan1";
            supplement = 5;
            pWidthArray->AddInteger(231);
            _InsertWidthArray(hDC, 0x20, 0x7d, pWidthArray);
            pWidthArray->AddInteger(326);
            _InsertWidthArray(hDC, 0xa0, 0xa0, pWidthArray);
            pWidthArray->AddInteger(327);
            _InsertWidthArray(hDC, 0xa1, 0xdf, pWidthArray);
            pWidthArray->AddInteger(631);
            _InsertWidthArray(hDC, 0x7e, 0x7e, pWidthArray);
            break;
        }
        pBaseDict->SetAtName("Subtype", "Type0");
        pBaseDict->SetAtName("BaseFont", basefont);
        pBaseDict->SetAtName("Encoding", cmap);
        pFontDict->SetAt("W", pWidthArray);
        pFontDict->SetAtName("Type", "Font");
        pFontDict->SetAtName("Subtype", "CIDFontType2");
        pFontDict->SetAtName("BaseFont", basefont);
        CPDF_Dictionary* pCIDSysInfo = FX_NEW CPDF_Dictionary;
        pCIDSysInfo->SetAtString("Registry", "Adobe");
        pCIDSysInfo->SetAtString("Ordering", ordering);
        pCIDSysInfo->SetAtInteger("Supplement", supplement);
        pFontDict->SetAt("CIDSystemInfo", pCIDSysInfo);
        CPDF_Array* pArray = FX_NEW CPDF_Array;
        pBaseDict->SetAt("DescendantFonts", pArray);
        AddIndirectObject(pFontDict);
        pArray->AddReference(this, pFontDict);
    }
    AddIndirectObject(pBaseDict);
    CPDF_Dictionary* pFontDesc = FX_NEW CPDF_Dictionary;
    pFontDesc->SetAtName("Type", "FontDescriptor");
    pFontDesc->SetAtName("FontName", basefont);
    pFontDesc->SetAtInteger("Flags", flags);
    CPDF_Array* pBBox = FX_NEW CPDF_Array;
    for (int i = 0; i < 4; i ++) {
        pBBox->AddInteger(bbox[i]);
    }
    pFontDesc->SetAt("FontBBox", pBBox);
    pFontDesc->SetAtInteger("ItalicAngle", italicangle);
    pFontDesc->SetAtInteger("Ascent", ascend);
    pFontDesc->SetAtInteger("Descent", descend);
    pFontDesc->SetAtInteger("CapHeight", capheight);
    pFontDesc->SetAtInteger("StemV", pLogFont->lfWeight / 5);
    AddIndirectObject(pFontDesc);
    pFontDict->SetAtReference("FontDescriptor", this, pFontDesc);
    hFont = SelectObject(hDC, hFont);
    DeleteObject(hFont);
    DeleteDC(hDC);
    return LoadFont(pBaseDict);
}
Ejemplo n.º 7
0
void CPDFSDK_Annot::WriteAppearance(const CFX_ByteString& sAPType, const CPDF_Rect& rcBBox, 
								const CPDF_Matrix& matrix, const CFX_ByteString& sContents,
								const CFX_ByteString& sAPState)
{
	ASSERT(m_pAnnot != NULL);
	ASSERT(m_pAnnot->m_pAnnotDict != NULL);
	
	CPDF_Dictionary* pAPDict = m_pAnnot->m_pAnnotDict->GetDict("AP");
	
	if (!pAPDict) 
	{
		pAPDict = FX_NEW CPDF_Dictionary;
		m_pAnnot->m_pAnnotDict->SetAt("AP", pAPDict);
	}
	
	CPDF_Stream* pStream = NULL;
	CPDF_Dictionary* pParentDict = NULL;
	
	if (sAPState.IsEmpty())
	{
		pParentDict = pAPDict;
		pStream = pAPDict->GetStream(sAPType);
	}
	else
	{
		CPDF_Dictionary* pAPTypeDict = pAPDict->GetDict(sAPType);
		if (!pAPTypeDict)
		{
			pAPTypeDict = FX_NEW CPDF_Dictionary;
			pAPDict->SetAt(sAPType, pAPTypeDict);
		}
		
		pParentDict = pAPTypeDict;
		pStream = pAPTypeDict->GetStream(sAPState);
	}
	
	if (!pStream) 
	{
		ASSERT(m_pPageView != NULL);
		CPDF_Document* pDoc = m_pPageView->GetPDFDocument();
		ASSERT(pDoc != NULL);
		
		pStream = FX_NEW CPDF_Stream(NULL, 0, NULL);
		FX_INT32 objnum = pDoc->AddIndirectObject(pStream);
		//pAPDict->SetAtReference(sAPType, pDoc, objnum);
		ASSERT(pParentDict != NULL);
		pParentDict->SetAtReference(sAPType, pDoc, objnum);
	}
	
	CPDF_Dictionary * pStreamDict = pStream->GetDict();
	
	if (!pStreamDict)
	{
		pStreamDict = FX_NEW CPDF_Dictionary;
		pStreamDict->SetAtName("Type", "XObject");
		pStreamDict->SetAtName("Subtype", "Form");
		pStreamDict->SetAtInteger("FormType", 1);
		pStream->InitStream(NULL,0,pStreamDict);
	}
	
	if (pStreamDict)
	{
		pStreamDict->SetAtMatrix("Matrix",matrix);	
		pStreamDict->SetAtRect("BBox", rcBBox);		
	}
	
	pStream->SetData((FX_BYTE*)sContents.c_str(), sContents.GetLength(), FALSE, FALSE);
}
Ejemplo n.º 8
0
CFDF_Document* CPDF_InterForm::ExportToFDF(
    const CFX_WideStringC& pdf_path,
    const std::vector<CPDF_FormField*>& fields,
    bool bIncludeOrExclude,
    bool bSimpleFileSpec) const {
  CFDF_Document* pDoc = CFDF_Document::CreateNewDoc();
  if (pDoc == NULL) {
    return NULL;
  }
  CPDF_Dictionary* pMainDict = pDoc->GetRoot()->GetDict("FDF");
  if (!pdf_path.IsEmpty()) {
    if (bSimpleFileSpec) {
      CFX_WideString wsFilePath = FILESPEC_EncodeFileName(pdf_path);
      pMainDict->SetAtString(FX_BSTRC("F"),
                             CFX_ByteString::FromUnicode(wsFilePath));
      pMainDict->SetAtString(FX_BSTRC("UF"), PDF_EncodeText(wsFilePath));
    } else {
      CPDF_FileSpec filespec;
      filespec.SetFileName(pdf_path);
      pMainDict->SetAt("F", static_cast<CPDF_Object*>(filespec));
    }
  }
  CPDF_Array* pFields = CPDF_Array::Create();
  if (pFields == NULL) {
    return NULL;
  }
  pMainDict->SetAt("Fields", pFields);
  int nCount = m_pFieldTree->m_Root.CountFields();
  for (int i = 0; i < nCount; i++) {
    CPDF_FormField* pField = m_pFieldTree->m_Root.GetField(i);
    if (pField == NULL || pField->GetType() == CPDF_FormField::PushButton) {
      continue;
    }
    FX_DWORD dwFlags = pField->GetFieldFlags();
    if (dwFlags & 0x04)
      continue;

    auto it = std::find(fields.begin(), fields.end(), pField);
    if (bIncludeOrExclude == (it != fields.end())) {
      if ((dwFlags & 0x02) != 0 && pField->m_pDict->GetString("V").IsEmpty())
        continue;

      CFX_WideString fullname = GetFullName(pField->GetFieldDict());
      CPDF_Dictionary* pFieldDict = CPDF_Dictionary::Create();
      if (!pFieldDict)
        return nullptr;

      CPDF_String* pString = CPDF_String::Create(fullname);
      if (!pString) {
        pFieldDict->Release();
        return nullptr;
      }
      pFieldDict->SetAt("T", pString);
      if (pField->GetType() == CPDF_FormField::CheckBox ||
          pField->GetType() == CPDF_FormField::RadioButton) {
        CFX_WideString csExport = pField->GetCheckValue(FALSE);
        CFX_ByteString csBExport = PDF_EncodeText(csExport);
        CPDF_Object* pOpt = FPDF_GetFieldAttr(pField->m_pDict, "Opt");
        if (pOpt)
          pFieldDict->SetAtString("V", csBExport);
        else
          pFieldDict->SetAtName("V", csBExport);
      } else {
        CPDF_Object* pV = FPDF_GetFieldAttr(pField->m_pDict, "V");
        if (pV)
          pFieldDict->SetAt("V", pV->Clone(TRUE));
      }
      pFields->Add(pFieldDict);
    }
  }
  return pDoc;
}
Ejemplo n.º 9
0
CPDF_FormField* CPDF_InterForm::AddTerminalField(CPDF_Dictionary* pFieldDict) {
  if (!pFieldDict->KeyExist(FX_BSTRC("T"))) {
    return NULL;
  }
  CPDF_Dictionary* pDict = pFieldDict;
  CFX_WideString csWName = GetFullName(pFieldDict);
  if (csWName.IsEmpty()) {
    return NULL;
  }
  CPDF_FormField* pField = NULL;
  pField = m_pFieldTree->GetField(csWName);
  if (pField == NULL) {
    CPDF_Dictionary* pParent = pFieldDict;
    if (!pFieldDict->KeyExist(FX_BSTRC("T")) &&
        pFieldDict->GetString(FX_BSTRC("Subtype")) == FX_BSTRC("Widget")) {
      pParent = pFieldDict->GetDict(FX_BSTRC("Parent"));
      if (!pParent) {
        pParent = pFieldDict;
      }
    }
    if (pParent && pParent != pFieldDict &&
        !pParent->KeyExist(FX_BSTRC("FT"))) {
      if (pFieldDict->KeyExist(FX_BSTRC("FT"))) {
        CPDF_Object* pFTValue = pFieldDict->GetElementValue(FX_BSTRC("FT"));
        if (pFTValue) {
          pParent->SetAt(FX_BSTRC("FT"), pFTValue->Clone());
        }
      }
      if (pFieldDict->KeyExist(FX_BSTRC("Ff"))) {
        CPDF_Object* pFfValue = pFieldDict->GetElementValue(FX_BSTRC("Ff"));
        if (pFfValue) {
          pParent->SetAt(FX_BSTRC("Ff"), pFfValue->Clone());
        }
      }
    }
    pField = new CPDF_FormField(this, pParent);
    CPDF_Object* pTObj = pDict->GetElement("T");
    if (ToReference(pTObj)) {
      CPDF_Object* pClone = pTObj->Clone(TRUE);
      if (pClone)
        pDict->SetAt("T", pClone);
      else
        pDict->SetAtName("T", "");
    }
    m_pFieldTree->SetField(csWName, pField);
  }
  CPDF_Array* pKids = pFieldDict->GetArray("Kids");
  if (pKids == NULL) {
    if (pFieldDict->GetString("Subtype") == "Widget") {
      AddControl(pField, pFieldDict);
    }
  } else {
    for (FX_DWORD i = 0; i < pKids->GetCount(); i++) {
      CPDF_Dictionary* pKid = pKids->GetDict(i);
      if (pKid == NULL) {
        continue;
      }
      if (pKid->GetString("Subtype") != "Widget") {
        continue;
      }
      AddControl(pField, pKid);
    }
  }
  return pField;
}
Ejemplo n.º 10
0
DLLEXPORT int STDCALL FPDFPage_Flatten( FPDF_PAGE page, int nFlag)
{
	if (!page)
	{
		return FLATTEN_FAIL;
	}

	CPDF_Page * pPage = (CPDF_Page*)( page );
	CPDF_Document * pDocument = pPage->m_pDocument;
	CPDF_Dictionary * pPageDict = pPage->m_pFormDict;
	
	if ( !pDocument || !pPageDict )
	{
		return FLATTEN_FAIL;
	}

	CPDF_ObjectArray ObjectArray;
	CPDF_RectArray  RectArray;

	int iRet = FLATTEN_FAIL;
	iRet = ParserAnnots( pDocument, pPageDict, &RectArray, &ObjectArray, nFlag);
	if (iRet == FLATTEN_NOTINGTODO)
	{
		return FLATTEN_NOTINGTODO;
	}else if (iRet == FLATTEN_FAIL)
	{
		return FLATTEN_FAIL;
	}
	
	CPDF_Rect rcOriginalCB;
	CPDF_Rect rcMerger = CalculateRect( &RectArray );
	CPDF_Rect rcOriginalMB = pPageDict->GetRect("MediaBox");

	if (pPageDict->KeyExist("CropBox"))
		rcOriginalMB = pPageDict->GetRect("CropBox");
	
	if (rcOriginalMB.IsEmpty()) 	
	{
		rcOriginalMB = CPDF_Rect(0.0f, 0.0f, 612.0f, 792.0f);
	}
	
	rcMerger.left = rcMerger.left < rcOriginalMB.left? rcOriginalMB.left : rcMerger.left;
	rcMerger.right = rcMerger.right > rcOriginalMB.right? rcOriginalMB.right : rcMerger.right;
	rcMerger.top = rcMerger.top > rcOriginalMB.top? rcOriginalMB.top : rcMerger.top;
	rcMerger.bottom = rcMerger.bottom < rcOriginalMB.bottom? rcOriginalMB.bottom : rcMerger.bottom;
	
	if (pPageDict->KeyExist("ArtBox"))
		rcOriginalCB = pPageDict->GetRect("ArtBox");
	else
		rcOriginalCB = rcOriginalMB;

	if (!rcOriginalMB.IsEmpty())
	{
		CPDF_Array* pMediaBox = FX_NEW CPDF_Array();	

		pMediaBox->Add(FX_NEW CPDF_Number(rcOriginalMB.left));
		pMediaBox->Add(FX_NEW CPDF_Number(rcOriginalMB.bottom));
		pMediaBox->Add(FX_NEW CPDF_Number(rcOriginalMB.right));
		pMediaBox->Add(FX_NEW CPDF_Number(rcOriginalMB.top));

		pPageDict->SetAt("MediaBox",pMediaBox);
	}
	
	if (!rcOriginalCB.IsEmpty())
	{
		CPDF_Array* pCropBox = FX_NEW CPDF_Array();
		pCropBox->Add(FX_NEW CPDF_Number(rcOriginalCB.left));
		pCropBox->Add(FX_NEW CPDF_Number(rcOriginalCB.bottom));
		pCropBox->Add(FX_NEW CPDF_Number(rcOriginalCB.right));
		pCropBox->Add(FX_NEW CPDF_Number(rcOriginalCB.top));
		pPageDict->SetAt("ArtBox", pCropBox);
	}

	CPDF_Dictionary* pRes = NULL;
	pRes = pPageDict->GetDict("Resources");
	if (!pRes)
	{
		pRes = FX_NEW CPDF_Dictionary;
		pPageDict->SetAt( "Resources", pRes );
	}

	CPDF_Stream* pNewXObject = FX_NEW CPDF_Stream(NULL, 0, FX_NEW CPDF_Dictionary);
	FX_DWORD dwObjNum = pDocument->AddIndirectObject(pNewXObject);
	CPDF_Dictionary* pPageXObject = pRes->GetDict("XObject");
	if (!pPageXObject)
	{
		pPageXObject = FX_NEW CPDF_Dictionary;
		pRes->SetAt("XObject", pPageXObject);
	}

	CFX_ByteString key = "";
	int nStreams = ObjectArray.GetSize();

	if (nStreams > 0)
	{
		for (int iKey = 0; /*iKey < 100*/; iKey++)
		{
			char sExtend[5] = {0};
			FXSYS_itoa(iKey, sExtend, 10);
			key = CFX_ByteString("FFT") + CFX_ByteString(sExtend);

			if (!pPageXObject->KeyExist(key))
				break;
		}
	}

	SetPageContents(key, pPageDict, pDocument);

	CPDF_Dictionary* pNewXORes = NULL;

	if (!key.IsEmpty())
	{
		pPageXObject->SetAtReference(key, pDocument, dwObjNum);
		CPDF_Dictionary* pNewOXbjectDic = pNewXObject->GetDict();
		pNewXORes = FX_NEW CPDF_Dictionary;
		pNewOXbjectDic->SetAt("Resources", pNewXORes);
		pNewOXbjectDic->SetAtName("Type", "XObject");
		pNewOXbjectDic->SetAtName("Subtype", "Form");
		pNewOXbjectDic->SetAtInteger("FormType", 1);
		pNewOXbjectDic->SetAtName("Name", "FRM");
		CPDF_Rect rcBBox = pPageDict->GetRect("ArtBox"); 
		pNewOXbjectDic->SetAtRect("BBox", rcBBox);
	}
	
	for (int i = 0; i < nStreams; i++)
	{
		CPDF_Dictionary* pAnnotDic = ObjectArray.GetAt(i);
		if (!pAnnotDic)continue;

		CPDF_Rect rcAnnot = pAnnotDic->GetRect("Rect");
		rcAnnot.Normalize();

		CFX_ByteString sAnnotState = pAnnotDic->GetString("AS");
		CPDF_Dictionary* pAnnotAP = pAnnotDic->GetDict("AP");
		if (!pAnnotAP)continue;

		CPDF_Stream* pAPStream = pAnnotAP->GetStream("N");
		if (!pAPStream)
		{
			CPDF_Dictionary* pAPDic = pAnnotAP->GetDict("N");
			if (!pAPDic)continue;

			if (!sAnnotState.IsEmpty())
			{
				pAPStream = pAPDic->GetStream(sAnnotState);
			}
			else
			{
				FX_POSITION pos = pAPDic->GetStartPos();
				if (pos)
				{
					CFX_ByteString sKey;
					CPDF_Object* pFirstObj = pAPDic->GetNextElement(pos, sKey);
					if (pFirstObj)
					{
						if (pFirstObj->GetType() == PDFOBJ_REFERENCE)
							pFirstObj = pFirstObj->GetDirect();
						
						if (pFirstObj->GetType() != PDFOBJ_STREAM)
							continue;

						pAPStream = (CPDF_Stream*)pFirstObj;
					}
				}
			}
		}

		if (!pAPStream)continue;

		CPDF_Dictionary* pAPDic = pAPStream->GetDict();
		CFX_AffineMatrix matrix = pAPDic->GetMatrix("Matrix");

		CPDF_Rect rcStream;
		if (pAPDic->KeyExist("Rect"))
			rcStream = pAPDic->GetRect("Rect");
		else if (pAPDic->KeyExist("BBox"))
			rcStream = pAPDic->GetRect("BBox");

		if (rcStream.IsEmpty())continue;

		CPDF_Object* pObj = pAPStream;

		if (pObj)
		{		
			CPDF_Dictionary* pObjDic = pObj->GetDict();
			if (pObjDic)
			{
				pObjDic->SetAtName("Type", "XObject");
				pObjDic->SetAtName("Subtype", "Form");
			}
		}

		CPDF_Dictionary* pXObject = pNewXORes->GetDict("XObject");
		if (!pXObject)
		{
			pXObject = FX_NEW CPDF_Dictionary;
			pNewXORes->SetAt("XObject", pXObject);
		}

		CFX_ByteString sFormName;
		sFormName.Format("F%d", i);
		FX_DWORD dwObjNum = pDocument->AddIndirectObject(pObj);
		pXObject->SetAtReference(sFormName, pDocument, dwObjNum);

		CPDF_StreamAcc acc;
		acc.LoadAllData(pNewXObject);

		FX_LPCBYTE pData = acc.GetData();
		CFX_ByteString sStream(pData, acc.GetSize());
		CFX_ByteString sTemp;

		if (matrix.IsIdentity())
		{
			matrix.a = 1.0f;
			matrix.b = 0.0f;
			matrix.c = 0.0f;
			matrix.d = 1.0f;
			matrix.e = 0.0f;
			matrix.f = 0.0f;
		}

		CFX_AffineMatrix m = GetMatrix(rcAnnot, rcStream, matrix);
		sTemp.Format("q %f 0 0 %f %f %f cm /%s Do Q\n", m.a, m.d, m.e, m.f, sFormName.c_str());
		sStream += sTemp;

		pNewXObject->SetData((FX_LPCBYTE)sStream, sStream.GetLength(), FALSE, FALSE);
	}
	pPageDict->RemoveAt( "Annots" );

	ObjectArray.RemoveAll();
	RectArray.RemoveAll();

	return FLATTEN_SUCCESS;
}