FX_BOOL CPDF_FormField::CheckControl(int iControlIndex, FX_BOOL bChecked, FX_BOOL bNotify) { ASSERT(GetType() == CheckBox || GetType() == RadioButton); CPDF_FormControl* pControl = GetControl(iControlIndex); if (pControl == NULL) { return FALSE; } if (!bChecked && pControl->IsChecked() == bChecked) { return FALSE; } CFX_ByteArray statusArray; if (bNotify && m_pForm->m_pFormNotify != NULL) { SaveCheckedFieldStatus(this, statusArray); } CFX_WideString csWExport = pControl->GetExportValue(); CFX_ByteString csBExport = PDF_EncodeText(csWExport); int iCount = CountControls(); FX_BOOL bUnison = PDF_FormField_IsUnison(this); for (int i = 0; i < iCount; i ++) { CPDF_FormControl* pCtrl = GetControl(i); if (bUnison) { CFX_WideString csEValue = pCtrl->GetExportValue(); if (csEValue == csWExport) { if (pCtrl->GetOnStateName() == pControl->GetOnStateName()) { pCtrl->CheckControl(bChecked); } else if (bChecked) { pCtrl->CheckControl(FALSE); } } else if (bChecked) { pCtrl->CheckControl(FALSE); } } else { if (i == iControlIndex) { pCtrl->CheckControl(bChecked); } else if (bChecked) { pCtrl->CheckControl(FALSE); } } } CPDF_Object* pOpt = FPDF_GetFieldAttr(m_pDict, "Opt"); if (pOpt == NULL || pOpt->GetType() != PDFOBJ_ARRAY) { if (bChecked) { m_pDict->SetAtName("V", csBExport); } else { CFX_ByteString csV; CPDF_Object* pV = FPDF_GetFieldAttr(m_pDict, "V"); if (pV != NULL) { csV = pV->GetString(); } if (csV == csBExport) { m_pDict->SetAtName("V", "Off"); } } } else if (bChecked) { CFX_ByteString csIndex; csIndex.Format("%d", iControlIndex); m_pDict->SetAtName("V", csIndex); } if (bNotify && m_pForm->m_pFormNotify != NULL) { m_pForm->m_pFormNotify->AfterCheckedStatusChange(this, statusArray); } m_pForm->m_bUpdated = TRUE; return TRUE; }
CPDF_ColorSpace* CPDF_ColorSpace::Load(CPDF_Document* pDoc, CPDF_Object* pObj) { if (pObj == NULL) { return NULL; } if (pObj->GetType() == PDFOBJ_NAME) { return _CSFromName(pObj->GetString()); } if (pObj->GetType() == PDFOBJ_STREAM) { CPDF_Dictionary *pDict = ((CPDF_Stream *)pObj)->GetDict(); if (!pDict) { return NULL; } CPDF_ColorSpace *pRet = NULL; FX_POSITION pos = pDict->GetStartPos(); while (pos) { CFX_ByteString bsKey; CPDF_Object *pValue = pDict->GetNextElement(pos, bsKey); if (pValue && pValue->GetType() == PDFOBJ_NAME) { pRet = _CSFromName(pValue->GetString()); } if (pRet) { return pRet; } } return NULL; } if (pObj->GetType() != PDFOBJ_ARRAY) { return NULL; } CPDF_Array* pArray = (CPDF_Array*)pObj; if (pArray->GetCount() == 0) { return NULL; } CPDF_Object *pFamilyObj = pArray->GetElementValue(0); if (!pFamilyObj) { return NULL; } CFX_ByteString familyname = pFamilyObj->GetString(); if (pArray->GetCount() == 1) { return _CSFromName(familyname); } CPDF_ColorSpace* pCS = NULL; FX_DWORD id = familyname.GetID(); if (id == FXBSTR_ID('C', 'a', 'l', 'G')) { pCS = FX_NEW CPDF_CalGray(); } else if (id == FXBSTR_ID('C', 'a', 'l', 'R')) { pCS = FX_NEW CPDF_CalRGB(); } else if (id == FXBSTR_ID('L', 'a', 'b', 0)) { pCS = FX_NEW CPDF_LabCS(); } else if (id == FXBSTR_ID('I', 'C', 'C', 'B')) { pCS = FX_NEW CPDF_ICCBasedCS(); } else if (id == FXBSTR_ID('I', 'n', 'd', 'e') || id == FXBSTR_ID('I', 0, 0, 0)) { pCS = FX_NEW CPDF_IndexedCS(); } else if (id == FXBSTR_ID('S', 'e', 'p', 'a')) { pCS = FX_NEW CPDF_SeparationCS(); } else if (id == FXBSTR_ID('D', 'e', 'v', 'i')) { pCS = FX_NEW CPDF_DeviceNCS(); } else if (id == FXBSTR_ID('P', 'a', 't', 't')) { pCS = FX_NEW CPDF_PatternCS(); } else { return NULL; } pCS->m_pDocument = pDoc; pCS->m_pArray = pArray; if (!pCS->v_Load(pDoc, pArray)) { pCS->ReleaseCS(); return NULL; } return pCS; }
FX_BOOL CPDF_ImageRenderer::StartRenderDIBSource() { if (m_Loader.m_pBitmap == NULL) { return FALSE; } m_BitmapAlpha = 255; const CPDF_GeneralStateData* pGeneralState = m_pImageObject->m_GeneralState; if (pGeneralState) { m_BitmapAlpha = FXSYS_round(pGeneralState->m_FillAlpha * 255); } m_pDIBSource = m_Loader.m_pBitmap; if (m_pRenderStatus->m_Options.m_ColorMode == RENDER_COLOR_ALPHA && m_Loader.m_pMask == NULL) { return StartBitmapAlpha(); } #ifndef _FPDFAPI_MINI_ if (pGeneralState && pGeneralState->m_pTR) { if (!pGeneralState->m_pTransferFunc) { ((CPDF_GeneralStateData*)pGeneralState)->m_pTransferFunc = m_pRenderStatus->GetTransferFunc(pGeneralState->m_pTR); } if (pGeneralState->m_pTransferFunc && !pGeneralState->m_pTransferFunc->m_bIdentity) { m_pDIBSource = m_Loader.m_pBitmap = pGeneralState->m_pTransferFunc->TranslateImage(m_Loader.m_pBitmap, !m_Loader.m_bCached); if (m_Loader.m_bCached && m_Loader.m_pMask) { m_Loader.m_pMask = m_Loader.m_pMask->Clone(); } m_Loader.m_bCached = FALSE; } } #endif m_FillArgb = 0; m_bPatternColor = FALSE; m_pPattern = NULL; if (m_pDIBSource->IsAlphaMask()) { CPDF_Color* pColor = m_pImageObject->m_ColorState.GetFillColor(); if (pColor && pColor->IsPattern()) { m_pPattern = pColor->GetPattern(); if (m_pPattern != NULL) { m_bPatternColor = TRUE; } } m_FillArgb = m_pRenderStatus->GetFillArgb(m_pImageObject); } else if (m_pRenderStatus->m_Options.m_ColorMode == RENDER_COLOR_GRAY) { m_pClone = m_pDIBSource->Clone(); m_pClone->ConvertColorScale(m_pRenderStatus->m_Options.m_BackColor, m_pRenderStatus->m_Options.m_ForeColor); m_pDIBSource = m_pClone; } m_Flags = 0; #if !defined(_FPDFAPI_MINI_) if (m_pRenderStatus->m_Options.m_Flags & RENDER_FORCE_DOWNSAMPLE) { m_Flags |= RENDER_FORCE_DOWNSAMPLE; } else if (m_pRenderStatus->m_Options.m_Flags & RENDER_FORCE_HALFTONE) { m_Flags |= RENDER_FORCE_HALFTONE; } #else if (!(m_pRenderStatus->m_Options.m_Flags & RENDER_FORCE_HALFTONE)) { if (m_pRenderStatus->m_HalftoneLimit) { CFX_FloatRect image_rect_f = m_ImageMatrix.GetUnitRect(); FX_RECT image_rect = image_rect_f.GetOutterRect(); FX_RECT image_clip = image_rect; image_rect.Intersect(m_pRenderStatus->m_pDevice->GetClipBox()); if (image_rect.Width() && image_rect.Height()) { if ((image_clip.Width() * m_pDIBSource->GetWidth() / image_rect.Width()) * (image_clip.Height() * m_pDIBSource->GetHeight() / image_rect.Height()) > m_pRenderStatus->m_HalftoneLimit) { m_Flags |= RENDER_FORCE_DOWNSAMPLE; } } } else { m_Flags |= RENDER_FORCE_DOWNSAMPLE; } } #endif #ifndef _FPDFAPI_MINI_ if (m_pRenderStatus->m_pDevice->GetDeviceClass() != FXDC_DISPLAY) { CPDF_Object* pFilters = m_pImageObject->m_pImage->GetStream()->GetDict()->GetElementValue(FX_BSTRC("Filter")); if (pFilters) { if (pFilters->GetType() == PDFOBJ_NAME) { CFX_ByteStringC bsDecodeType = pFilters->GetConstString(); if (bsDecodeType == FX_BSTRC("DCTDecode") || bsDecodeType == FX_BSTRC("JPXDecode")) { m_Flags |= FXRENDER_IMAGE_LOSSY; } } else if (pFilters->GetType() == PDFOBJ_ARRAY) { CPDF_Array* pArray = (CPDF_Array*)pFilters; for (FX_DWORD i = 0; i < pArray->GetCount(); i ++) { CFX_ByteStringC bsDecodeType = pArray->GetConstString(i); if (bsDecodeType == FX_BSTRC("DCTDecode") || bsDecodeType == FX_BSTRC("JPXDecode")) { m_Flags |= FXRENDER_IMAGE_LOSSY; break; } } } } } if (m_pRenderStatus->m_Options.m_Flags & RENDER_NOIMAGESMOOTH) { m_Flags |= FXDIB_NOSMOOTH; } else if (m_pImageObject->m_pImage->IsInterpol()) { m_Flags |= FXDIB_INTERPOL; } #endif if (m_Loader.m_pMask) { return DrawMaskedImage(); } if (m_bPatternColor) { return DrawPatternImage(m_pObj2Device); } #if !defined(_FPDFAPI_MINI_) || defined(_FXCORE_FEATURE_ALL_) if (m_BitmapAlpha == 255 && pGeneralState && pGeneralState->m_FillOP && pGeneralState->m_OPMode == 0 && pGeneralState->m_BlendType == FXDIB_BLEND_NORMAL && pGeneralState->m_StrokeAlpha == 1 && pGeneralState->m_FillAlpha == 1) { CPDF_Document* pDocument = NULL; CPDF_Page* pPage = NULL; if (m_pRenderStatus->m_pContext->m_pPageCache) { pPage = m_pRenderStatus->m_pContext->m_pPageCache->GetPage(); pDocument = pPage->m_pDocument; } else { pDocument = m_pImageObject->m_pImage->GetDocument(); } CPDF_Dictionary* pPageResources = pPage ? pPage->m_pPageResources : NULL; CPDF_Object* pCSObj = m_pImageObject->m_pImage->GetStream()->GetDict()->GetElementValue(FX_BSTRC("ColorSpace")); CPDF_ColorSpace* pColorSpace = pDocument->LoadColorSpace(pCSObj, pPageResources); if (pColorSpace) { int format = pColorSpace->GetFamily(); if (format == PDFCS_DEVICECMYK || format == PDFCS_SEPARATION || format == PDFCS_DEVICEN) { m_BlendType = FXDIB_BLEND_DARKEN; } pDocument->GetPageData()->ReleaseColorSpace(pCSObj); } } #endif return StartDIBSource(); }
FX_BOOL CPDF_FormField::SetItemSelection(int index, FX_BOOL bSelected, FX_BOOL bNotify) { ASSERT(GetType() == ComboBox || GetType() == ListBox); if (index < 0 || index >= CountOptions()) { return FALSE; } CFX_WideString opt_value = GetOptionValue(index); if (bNotify && m_pForm->m_pFormNotify != NULL) { int iRet = 0; if (GetType() == ListBox) { iRet = m_pForm->m_pFormNotify->BeforeSelectionChange(this, opt_value); } if (GetType() == ComboBox) { iRet = m_pForm->m_pFormNotify->BeforeValueChange(this, opt_value); } if (iRet < 0) { return FALSE; } } if (!bSelected) { CPDF_Object* pValue = FPDF_GetFieldAttr(m_pDict, "V"); if (pValue != NULL) { if (m_Type == ListBox) { SelectOption(index, FALSE); if (pValue->GetType() == PDFOBJ_STRING) { if (pValue->GetUnicodeText() == opt_value) { m_pDict->RemoveAt("V"); } } else if (pValue->GetType() == PDFOBJ_ARRAY) { CPDF_Array* pArray = CPDF_Array::Create(); if (pArray == NULL) { return FALSE; } int iCount = CountOptions(); for (int i = 0; i < iCount; i ++) { if (i != index) { if (IsItemSelected(i)) { opt_value = GetOptionValue(i); pArray->AddString(PDF_EncodeText(opt_value)); } } } if (pArray->GetCount() < 1) { pArray->Release(); } else { m_pDict->SetAt("V", pArray); } } } else if (m_Type == ComboBox) { m_pDict->RemoveAt("V"); m_pDict->RemoveAt("I"); } } } else { if (m_Type == ListBox) { SelectOption(index, TRUE); if (!(m_Flags & FORMLIST_MULTISELECT)) { m_pDict->SetAtString("V", PDF_EncodeText(opt_value, opt_value.GetLength())); } else { CPDF_Array* pArray = CPDF_Array::Create(); if (pArray == NULL) { return FALSE; } FX_BOOL bSelected; int iCount = CountOptions(); for (int i = 0; i < iCount; i ++) { if (i != index) { bSelected = IsItemSelected(i); } else { bSelected = TRUE; } if (bSelected) { opt_value = GetOptionValue(i); pArray->AddString(PDF_EncodeText(opt_value)); } } m_pDict->SetAt("V", pArray); } } else if (m_Type == ComboBox) { m_pDict->SetAtString("V", PDF_EncodeText(opt_value, opt_value.GetLength())); CPDF_Array* pI = CPDF_Array::Create(); if (pI == NULL) { return FALSE; } pI->AddInteger(index); m_pDict->SetAt("I", pI); } } if (bNotify && m_pForm->m_pFormNotify != NULL) { if (GetType() == ListBox) { m_pForm->m_pFormNotify->AfterSelectionChange(this); } if (GetType() == ComboBox) { m_pForm->m_pFormNotify->AfterValueChange(this); } } if (CPDF_InterForm::m_bUpdateAP) { UpdateAP(NULL); } m_pForm->m_bUpdated = TRUE; return TRUE; }
DLLEXPORT FPDF_BOOL STDCALL FPDFPage_TransFormWithClip(FPDF_PAGE page, FS_MATRIX* matrix, FS_RECTF* clipRect) { if(!page) return FALSE; CFX_ByteTextBuf textBuf; textBuf<<"q "; CFX_FloatRect rect(clipRect->left, clipRect->bottom, clipRect->right, clipRect->top); rect.Normalize(); CFX_ByteString bsClipping; bsClipping.Format("%f %f %f %f re W* n ", rect.left, rect.bottom, rect.Width(), rect.Height()); textBuf<<bsClipping; CFX_ByteString bsMatix; bsMatix.Format("%f %f %f %f %f %f cm ", matrix->a, matrix->b,matrix->c,matrix->d,matrix->e,matrix->f); textBuf<<bsMatix; CPDF_Page* pPage = (CPDF_Page*)page; CPDF_Dictionary* pPageDic = pPage->m_pFormDict; CPDF_Object* pContentObj = pPageDic ? pPageDic->GetElement("Contents") : NULL; if(!pContentObj) pContentObj = pPageDic ? pPageDic->GetArray("Contents") : NULL; if(!pContentObj) return FALSE; CPDF_Dictionary* pDic = new CPDF_Dictionary; CPDF_Stream* pStream = new CPDF_Stream(NULL,0, pDic); pStream->SetData(textBuf.GetBuffer(), textBuf.GetSize(), FALSE, FALSE); CPDF_Document* pDoc = pPage->m_pDocument; if(!pDoc) return FALSE; pDoc->AddIndirectObject(pStream); pDic = new CPDF_Dictionary; CPDF_Stream* pEndStream = new CPDF_Stream(NULL,0, pDic); pEndStream->SetData((FX_LPCBYTE)" Q", 2, FALSE, FALSE); pDoc->AddIndirectObject(pEndStream); CPDF_Array* pContentArray = NULL; if (pContentObj && pContentObj->GetType() == PDFOBJ_ARRAY) { pContentArray = (CPDF_Array*)pContentObj; CPDF_Reference* pRef = new CPDF_Reference(pDoc, pStream->GetObjNum()); pContentArray->InsertAt(0, pRef); pContentArray->AddReference(pDoc,pEndStream); } else if(pContentObj && pContentObj->GetType() == PDFOBJ_REFERENCE) { CPDF_Reference* pReference = (CPDF_Reference*)pContentObj; CPDF_Object* pDirectObj = pReference->GetDirect(); if(pDirectObj != NULL) { if(pDirectObj->GetType() == PDFOBJ_ARRAY) { pContentArray = (CPDF_Array*)pDirectObj; CPDF_Reference* pRef = new CPDF_Reference(pDoc, pStream->GetObjNum()); pContentArray->InsertAt(0, pRef); pContentArray->AddReference(pDoc,pEndStream); } else if(pDirectObj->GetType() == PDFOBJ_STREAM) { pContentArray = new CPDF_Array(); pContentArray->AddReference(pDoc,pStream->GetObjNum()); pContentArray->AddReference(pDoc,pDirectObj->GetObjNum()); pContentArray->AddReference(pDoc, pEndStream); pPageDic->SetAtReference("Contents", pDoc, pDoc->AddIndirectObject(pContentArray)); } } } //Need to transform the patterns as well. CPDF_Dictionary* pRes = pPageDic->GetDict(FX_BSTRC("Resources")); if(pRes) { CPDF_Dictionary* pPattenDict = pRes->GetDict(FX_BSTRC("Pattern")); if(pPattenDict) { FX_POSITION pos = pPattenDict->GetStartPos(); while(pos) { CPDF_Dictionary* pDict = NULL; CFX_ByteString key; CPDF_Object* pObj = pPattenDict->GetNextElement(pos, key); if(pObj->GetType() == PDFOBJ_REFERENCE) pObj = pObj->GetDirect(); if(pObj->GetType() == PDFOBJ_DICTIONARY) { pDict = (CPDF_Dictionary*)pObj; } else if(pObj->GetType() == PDFOBJ_STREAM) { pDict = ((CPDF_Stream*)pObj)->GetDict(); } else continue; CFX_AffineMatrix m = pDict->GetMatrix(FX_BSTRC("Matrix")); CFX_AffineMatrix t = *(CFX_AffineMatrix*)matrix; m.Concat(t); pDict->SetAtMatrix(FX_BSTRC("Matrix"), m); } } } return TRUE; }
CFX_DIBitmap* CPDF_RenderStatus::LoadSMask(CPDF_Dictionary* pSMaskDict, FX_RECT* pClipRect, const CFX_AffineMatrix* pMatrix) { if (pSMaskDict == NULL) { return NULL; } CFX_DIBitmap* pMask = NULL; int width = pClipRect->right - pClipRect->left; int height = pClipRect->bottom - pClipRect->top; FX_BOOL bLuminosity = FALSE; bLuminosity = pSMaskDict->GetConstString(FX_BSTRC("S")) != FX_BSTRC("Alpha"); CPDF_Stream* pGroup = pSMaskDict->GetStream(FX_BSTRC("G")); if (pGroup == NULL) { return NULL; } CPDF_Function* pFunc = NULL; CPDF_Object* pFuncObj = pSMaskDict->GetElementValue(FX_BSTRC("TR")); if (pFuncObj && (pFuncObj->GetType() == PDFOBJ_DICTIONARY || pFuncObj->GetType() == PDFOBJ_STREAM)) { pFunc = CPDF_Function::Load(pFuncObj); } CFX_AffineMatrix matrix = *pMatrix; matrix.TranslateI(-pClipRect->left, -pClipRect->top); CPDF_Form form(m_pContext->m_pDocument, m_pContext->m_pPageResources, pGroup); form.ParseContent(NULL, NULL, NULL, NULL); CFX_FxgeDevice bitmap_device; #if _FXM_PLATFORM_ == _FXM_PLATFORM_APPLE_ if (!bitmap_device.Create(width, height, bLuminosity ? FXDIB_Rgb32 : FXDIB_8bppMask)) { return NULL; } #else if (!bitmap_device.Create(width, height, bLuminosity ? FXDIB_Rgb : FXDIB_8bppMask)) { return NULL; } #endif CFX_DIBitmap& bitmap = *bitmap_device.GetBitmap(); CPDF_Object* pCSObj = NULL; CPDF_ColorSpace* pCS = NULL; if (bLuminosity) { CPDF_Array* pBC = pSMaskDict->GetArray(FX_BSTRC("BC")); FX_ARGB back_color = 0xff000000; if (pBC) { pCSObj = pGroup->GetDict()->GetDict(FX_BSTRC("Group"))->GetElementValue(FX_BSTRC("CS")); pCS = m_pContext->m_pDocument->LoadColorSpace(pCSObj); if (pCS) { FX_FLOAT R, G, B; FX_DWORD num_floats = 8; if (pCS->CountComponents() > (FX_INT32)num_floats) { num_floats = (FX_DWORD)pCS->CountComponents(); } CFX_FixedBufGrow<FX_FLOAT, 8> float_array(num_floats); FX_FLOAT* pFloats = float_array; FXSYS_memset32(pFloats, 0, num_floats * sizeof(FX_FLOAT)); int count = pBC->GetCount() > 8 ? 8 : pBC->GetCount(); for (int i = 0; i < count; i ++) { pFloats[i] = pBC->GetNumber(i); } pCS->GetRGB(pFloats, R, G, B); back_color = 0xff000000 | ((FX_INT32)(R * 255) << 16) | ((FX_INT32)(G * 255) << 8) | (FX_INT32)(B * 255); m_pContext->m_pDocument->GetPageData()->ReleaseColorSpace(pCSObj); } } bitmap.Clear(back_color); } else { bitmap.Clear(0); } CPDF_Dictionary* pFormResource = NULL; if (form.m_pFormDict) { pFormResource = form.m_pFormDict->GetDict(FX_BSTRC("Resources")); } CPDF_RenderOptions options; options.m_ColorMode = bLuminosity ? RENDER_COLOR_NORMAL : RENDER_COLOR_ALPHA; CPDF_RenderStatus status; status.Initialize(m_Level + 1, m_pContext, &bitmap_device, NULL, NULL, NULL, NULL, &options, 0, m_bDropObjects, pFormResource, TRUE, NULL, 0, pCS ? pCS->GetFamily() : 0, bLuminosity); status.RenderObjectList(&form, &matrix); pMask = FX_NEW CFX_DIBitmap; if (!pMask->Create(width, height, FXDIB_8bppMask)) { delete pMask; return NULL; } FX_LPBYTE dest_buf = pMask->GetBuffer(); int dest_pitch = pMask->GetPitch(); FX_LPBYTE src_buf = bitmap.GetBuffer(); int src_pitch = bitmap.GetPitch(); FX_LPBYTE pTransfer = FX_Alloc(FX_BYTE, 256); if (pFunc) { CFX_FixedBufGrow<FX_FLOAT, 16> results(pFunc->CountOutputs()); for (int i = 0; i < 256; i ++) { FX_FLOAT input = (FX_FLOAT)i / 255.0f; int nresult; pFunc->Call(&input, 1, results, nresult); pTransfer[i] = FXSYS_round(results[0] * 255); } } else { for (int i = 0; i < 256; i ++) { pTransfer[i] = i; } } if (bLuminosity) { int Bpp = bitmap.GetBPP() / 8; for (int row = 0; row < height; row ++) { FX_LPBYTE dest_pos = dest_buf + row * dest_pitch; FX_LPBYTE src_pos = src_buf + row * src_pitch; for (int col = 0; col < width; col ++) { *dest_pos ++ = pTransfer[FXRGB2GRAY(src_pos[2], src_pos[1], *src_pos)]; src_pos += Bpp; } } } else if (pFunc) { int size = dest_pitch * height; for (int i = 0; i < size; i ++) { dest_buf[i] = pTransfer[src_buf[i]]; } } else { FXSYS_memcpy32(dest_buf, src_buf, dest_pitch * height); } if (pFunc) { delete pFunc; } FX_Free(pTransfer); return pMask; }
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((FX_LPCSTR)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(); } } }
DLLEXPORT void STDCALL FPDFPage_InsertClipPath(FPDF_PAGE page,FPDF_CLIPPATH clipPath) { if(!page) return; CPDF_Page* pPage = (CPDF_Page*)page; CPDF_Dictionary* pPageDic = pPage->m_pFormDict; CPDF_Object* pContentObj = pPageDic ? pPageDic->GetElement("Contents") : NULL; if(!pContentObj) pContentObj = pPageDic ? pPageDic->GetArray("Contents") : NULL; if(!pContentObj) return; CFX_ByteTextBuf strClip; CPDF_ClipPath* pClipPath = (CPDF_ClipPath*)clipPath; FX_DWORD i; for (i = 0; i < pClipPath->GetPathCount(); i ++) { CPDF_Path path = pClipPath->GetPath(i); int iClipType = pClipPath->GetClipType(i); if (path.GetPointCount() == 0) { // Empty clipping (totally clipped out) strClip << "0 0 m W n "; } else { OutputPath(strClip, path); if (iClipType == FXFILL_WINDING) strClip << "W n\n"; else strClip << "W* n\n"; } } CPDF_Dictionary* pDic = new CPDF_Dictionary; CPDF_Stream* pStream = new CPDF_Stream(NULL,0, pDic); pStream->SetData(strClip.GetBuffer(), strClip.GetSize(), FALSE, FALSE); CPDF_Document* pDoc = pPage->m_pDocument; if(!pDoc) return; pDoc->AddIndirectObject(pStream); CPDF_Array* pContentArray = NULL; if (pContentObj && pContentObj->GetType() == PDFOBJ_ARRAY) { pContentArray = (CPDF_Array*)pContentObj; CPDF_Reference* pRef = new CPDF_Reference(pDoc, pStream->GetObjNum()); pContentArray->InsertAt(0, pRef); } else if(pContentObj && pContentObj->GetType() == PDFOBJ_REFERENCE) { CPDF_Reference* pReference = (CPDF_Reference*)pContentObj; CPDF_Object* pDirectObj = pReference->GetDirect(); if(pDirectObj != NULL) { if(pDirectObj->GetType() == PDFOBJ_ARRAY) { pContentArray = (CPDF_Array*)pDirectObj; CPDF_Reference* pRef = new CPDF_Reference(pDoc, pStream->GetObjNum()); pContentArray->InsertAt(0, pRef); } else if(pDirectObj->GetType() == PDFOBJ_STREAM) { pContentArray = new CPDF_Array(); pContentArray->AddReference(pDoc,pStream->GetObjNum()); pContentArray->AddReference(pDoc,pDirectObj->GetObjNum()); pPageDic->SetAtReference("Contents", pDoc, pDoc->AddIndirectObject(pContentArray)); } } } }
CPDF_Stream* CPDF_StreamParser::ReadInlineStream(CPDF_Document* pDoc, CPDF_Dictionary* pDict, CPDF_Object* pCSObj, FX_BOOL bDecode) { if (m_Pos == m_Size) { return NULL; } if (PDF_CharType[m_pBuf[m_Pos]] == 'W') { m_Pos ++; } CFX_ByteString Decoder; CPDF_Dictionary* pParam = NULL; CPDF_Object* pFilter = pDict->GetElementValue(FX_BSTRC("Filter")); if (pFilter == NULL) { } else if (pFilter->GetType() == PDFOBJ_ARRAY) { Decoder = ((CPDF_Array*)pFilter)->GetString(0); CPDF_Array* pParams = pDict->GetArray(FX_BSTRC("DecodeParms")); if (pParams) { pParam = pParams->GetDict(0); } } else { Decoder = pFilter->GetString(); pParam = pDict->GetDict(FX_BSTRC("DecodeParms")); } FX_DWORD width = pDict->GetInteger(FX_BSTRC("Width")); FX_DWORD height = pDict->GetInteger(FX_BSTRC("Height")); FX_DWORD OrigSize = 0; if (pCSObj != NULL) { FX_DWORD bpc = pDict->GetInteger(FX_BSTRC("BitsPerComponent")); FX_DWORD nComponents = 1; CPDF_ColorSpace* pCS = pDoc->LoadColorSpace(pCSObj); if (pCS == NULL) { nComponents = 3; } else { nComponents = pCS->CountComponents(); pDoc->GetPageData()->ReleaseColorSpace(pCSObj); } FX_DWORD pitch = width; if (bpc && pitch > INT_MAX / bpc) { return NULL; } pitch *= bpc; if (nComponents && pitch > INT_MAX / nComponents) { return NULL; } pitch *= nComponents; if (pitch > INT_MAX - 7) { return NULL; } pitch += 7; pitch /= 8; OrigSize = pitch; } else { if (width > INT_MAX - 7) { return NULL; } OrigSize = ((width + 7) / 8); } if (height && OrigSize > INT_MAX / height) { return NULL; } OrigSize *= height; FX_LPBYTE pData = NULL; FX_DWORD dwStreamSize; if (Decoder.IsEmpty()) { if (OrigSize > m_Size - m_Pos) { OrigSize = m_Size - m_Pos; } pData = FX_Alloc(FX_BYTE, OrigSize); FXSYS_memcpy32(pData, m_pBuf + m_Pos, OrigSize); dwStreamSize = OrigSize; m_Pos += OrigSize; } else { FX_DWORD dwDestSize = OrigSize; dwStreamSize = PDF_DecodeInlineStream(m_pBuf + m_Pos, m_Size - m_Pos, width, height, Decoder, pParam, pData, dwDestSize); if ((int)dwStreamSize < 0) { return NULL; } if (bDecode) { m_Pos += dwStreamSize; dwStreamSize = dwDestSize; if (pFilter->GetType() == PDFOBJ_ARRAY) { ((CPDF_Array*)pFilter)->RemoveAt(0); CPDF_Array* pParams = pDict->GetArray(FX_BSTRC("DecodeParms")); if (pParams) { pParams->RemoveAt(0); } } else { pDict->RemoveAt(FX_BSTRC("Filter")); pDict->RemoveAt(FX_BSTRC("DecodeParms")); } } else { if (pData) { FX_Free(pData); } FX_DWORD dwSavePos = m_Pos; m_Pos += dwStreamSize; while (1) { FX_DWORD dwPrevPos = m_Pos; CPDF_StreamParser::SyntaxType type = ParseNextElement(); if (type == CPDF_StreamParser::EndOfData) { break; } if (type != CPDF_StreamParser::Keyword) { dwStreamSize += m_Pos - dwPrevPos; continue; } if (GetWordSize() == 2 && GetWordBuf()[0] == 'E' && GetWordBuf()[1] == 'I') { m_Pos = dwPrevPos; break; } dwStreamSize += m_Pos - dwPrevPos; } m_Pos = dwSavePos; pData = FX_Alloc(FX_BYTE, dwStreamSize); FXSYS_memcpy32(pData, m_pBuf + m_Pos, dwStreamSize); m_Pos += dwStreamSize; } } pDict->SetAtInteger(FX_BSTRC("Length"), (int)dwStreamSize); return CPDF_Stream::Create(pData, dwStreamSize, pDict); }
void SetPageContents(CFX_ByteString key, CPDF_Dictionary* pPage, CPDF_Document* pDocument) { CPDF_Object* pContentsObj = pPage->GetStreamFor("Contents"); if (!pContentsObj) { pContentsObj = pPage->GetArrayFor("Contents"); } if (!pContentsObj) { // Create a new contents dictionary if (!key.IsEmpty()) { CPDF_Stream* pNewContents = new CPDF_Stream( nullptr, 0, new CPDF_Dictionary(pDocument->GetByteStringPool())); CFX_ByteString sStream; sStream.Format("q 1 0 0 1 0 0 cm /%s Do Q", key.c_str()); pNewContents->SetData(sStream.raw_str(), sStream.GetLength()); pPage->SetReferenceFor("Contents", pDocument, pDocument->AddIndirectObject(pNewContents)); } return; } CPDF_Array* pContentsArray = nullptr; switch (pContentsObj->GetType()) { case CPDF_Object::STREAM: { pContentsArray = new CPDF_Array; CPDF_Stream* pContents = pContentsObj->AsStream(); uint32_t dwObjNum = pDocument->AddIndirectObject(pContents); CPDF_StreamAcc acc; acc.LoadAllData(pContents); CFX_ByteString sStream = "q\n"; CFX_ByteString sBody = CFX_ByteString((const FX_CHAR*)acc.GetData(), acc.GetSize()); sStream = sStream + sBody + "\nQ"; pContents->SetData(sStream.raw_str(), sStream.GetLength()); pContentsArray->AddReference(pDocument, dwObjNum); break; } case CPDF_Object::ARRAY: { pContentsArray = pContentsObj->AsArray(); break; } default: break; } if (!pContentsArray) return; pPage->SetReferenceFor("Contents", pDocument, pDocument->AddIndirectObject(pContentsArray)); if (!key.IsEmpty()) { CPDF_Stream* pNewContents = new CPDF_Stream( nullptr, 0, new CPDF_Dictionary(pDocument->GetByteStringPool())); CFX_ByteString sStream; sStream.Format("q 1 0 0 1 0 0 cm /%s Do Q", key.c_str()); pNewContents->SetData(sStream.raw_str(), sStream.GetLength()); pContentsArray->AddReference(pDocument, pDocument->AddIndirectObject(pNewContents)); } }
FX_BOOL _SaveXFADocumentData(CPDFXFA_Document* pDocument, CFX_PtrArray& fileList) { if (!pDocument) return FALSE; if (pDocument->GetDocType() != DOCTYPE_DYNAMIC_XFA && pDocument->GetDocType() != DOCTYPE_STATIC_XFA) return TRUE; if (!CPDFXFA_App::GetInstance()->GetXFAApp()) return TRUE; IXFA_DocView* pXFADocView = pDocument->GetXFADocView(); if (NULL == pXFADocView) return TRUE; IXFA_DocHandler* pXFADocHandler = CPDFXFA_App::GetInstance()->GetXFAApp()->GetDocHandler(); CPDF_Document* pPDFDocument = pDocument->GetPDFDoc(); if (pDocument == NULL) return FALSE; CPDF_Dictionary* pRoot = pPDFDocument->GetRoot(); if (pRoot == NULL) return FALSE; CPDF_Dictionary* pAcroForm = pRoot->GetDict("AcroForm"); if (NULL == pAcroForm) return FALSE; CPDF_Object* pXFA = pAcroForm->GetElement("XFA"); if (pXFA == NULL) return TRUE; if (pXFA->GetType() != PDFOBJ_ARRAY) return FALSE; CPDF_Array* pArray = pXFA->GetArray(); if (NULL == pArray) return FALSE; int size = pArray->GetCount(); int iFormIndex = -1; int iDataSetsIndex = -1; int iTemplate = -1; int iLast = size - 2; for (int i = 0; i < size - 1; i++) { CPDF_Object* pPDFObj = pArray->GetElement(i); if (pPDFObj->GetType() != PDFOBJ_STRING) continue; if (pPDFObj->GetString() == "form") iFormIndex = i + 1; else if (pPDFObj->GetString() == "datasets") iDataSetsIndex = i + 1; else if (pPDFObj->GetString() == "template") iTemplate = i + 1; } IXFA_ChecksumContext* pContext = NULL; // Checksum pContext = XFA_Checksum_Create(); FXSYS_assert(pContext); pContext->StartChecksum(); // template if (iTemplate > -1) { CPDF_Stream* pTemplateStream = pArray->GetStream(iTemplate); CPDF_StreamAcc streamAcc; streamAcc.LoadAllData(pTemplateStream); uint8_t* pData = (uint8_t*)streamAcc.GetData(); FX_DWORD dwSize2 = streamAcc.GetSize(); IFX_FileStream* pTemplate = FX_CreateMemoryStream(pData, dwSize2); pContext->UpdateChecksum((IFX_FileRead*)pTemplate); pTemplate->Release(); } CPDF_Stream* pFormStream = NULL; CPDF_Stream* pDataSetsStream = NULL; if (iFormIndex != -1) { // Get form CPDF_Stream CPDF_Object* pFormPDFObj = pArray->GetElement(iFormIndex); if (pFormPDFObj->GetType() == PDFOBJ_REFERENCE) { CPDF_Object* pFormDircetObj = pFormPDFObj->GetDirect(); if (NULL != pFormDircetObj && pFormDircetObj->GetType() == PDFOBJ_STREAM) { pFormStream = (CPDF_Stream*)pFormDircetObj; } } else if (pFormPDFObj->GetType() == PDFOBJ_STREAM) { pFormStream = (CPDF_Stream*)pFormPDFObj; } } if (iDataSetsIndex != -1) { // Get datasets CPDF_Stream CPDF_Object* pDataSetsPDFObj = pArray->GetElement(iDataSetsIndex); if (pDataSetsPDFObj->GetType() == PDFOBJ_REFERENCE) { CPDF_Reference* pDataSetsRefObj = (CPDF_Reference*)pDataSetsPDFObj; CPDF_Object* pDataSetsDircetObj = pDataSetsRefObj->GetDirect(); if (NULL != pDataSetsDircetObj && pDataSetsDircetObj->GetType() == PDFOBJ_STREAM) { pDataSetsStream = (CPDF_Stream*)pDataSetsDircetObj; } } else if (pDataSetsPDFObj->GetType() == PDFOBJ_STREAM) { pDataSetsStream = (CPDF_Stream*)pDataSetsPDFObj; } } // end // L"datasets" { IFX_FileStream* pDsfileWrite = FX_CreateMemoryStream(); if (NULL == pDsfileWrite) { pContext->Release(); pDsfileWrite->Release(); return FALSE; } if (pXFADocHandler->SavePackage(pXFADocView->GetDoc(), CFX_WideStringC(L"datasets"), pDsfileWrite) && pDsfileWrite->GetSize() > 0) { // Datasets pContext->UpdateChecksum((IFX_FileRead*)pDsfileWrite); pContext->FinishChecksum(); CPDF_Dictionary* pDataDict = new CPDF_Dictionary; if (iDataSetsIndex != -1) { if (pDataSetsStream) pDataSetsStream->InitStreamFromFile(pDsfileWrite, pDataDict); } else { CPDF_Stream* pData = new CPDF_Stream(NULL, 0, NULL); pData->InitStreamFromFile(pDsfileWrite, pDataDict); pPDFDocument->AddIndirectObject(pData); iLast = pArray->GetCount() - 2; pArray->InsertAt(iLast, new CPDF_String("datasets", FALSE)); pArray->InsertAt(iLast + 1, pData, pPDFDocument); } fileList.Add(pDsfileWrite); } } // L"form" { IFX_FileStream* pfileWrite = FX_CreateMemoryStream(); if (NULL == pfileWrite) { pContext->Release(); return FALSE; } if (pXFADocHandler->SavePackage(pXFADocView->GetDoc(), CFX_WideStringC(L"form"), pfileWrite, pContext) && pfileWrite > 0) { CPDF_Dictionary* pDataDict = new CPDF_Dictionary; if (iFormIndex != -1) { if (pFormStream) pFormStream->InitStreamFromFile(pfileWrite, pDataDict); } else { CPDF_Stream* pData = new CPDF_Stream(NULL, 0, NULL); pData->InitStreamFromFile(pfileWrite, pDataDict); pPDFDocument->AddIndirectObject(pData); iLast = pArray->GetCount() - 2; pArray->InsertAt(iLast, new CPDF_String("form", FALSE)); pArray->InsertAt(iLast + 1, pData, pPDFDocument); } fileList.Add(pfileWrite); } } pContext->Release(); return TRUE; }
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 = new CPDF_Array(); pMediaBox->Add(new CPDF_Number(rcOriginalMB.left)); pMediaBox->Add(new CPDF_Number(rcOriginalMB.bottom)); pMediaBox->Add(new CPDF_Number(rcOriginalMB.right)); pMediaBox->Add(new CPDF_Number(rcOriginalMB.top)); pPageDict->SetAt("MediaBox",pMediaBox); } if (!rcOriginalCB.IsEmpty()) { CPDF_Array* pCropBox = new CPDF_Array(); pCropBox->Add(new CPDF_Number(rcOriginalCB.left)); pCropBox->Add(new CPDF_Number(rcOriginalCB.bottom)); pCropBox->Add(new CPDF_Number(rcOriginalCB.right)); pCropBox->Add(new CPDF_Number(rcOriginalCB.top)); pPageDict->SetAt("ArtBox", pCropBox); } CPDF_Dictionary* pRes = pPageDict->GetDict("Resources"); if (!pRes) { pRes = new CPDF_Dictionary; pPageDict->SetAt("Resources", pRes ); } CPDF_Stream* pNewXObject = new CPDF_Stream(NULL, 0, new CPDF_Dictionary); FX_DWORD dwObjNum = pDocument->AddIndirectObject(pNewXObject); CPDF_Dictionary* pPageXObject = pRes->GetDict("XObject"); if (!pPageXObject) { pPageXObject = 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 = 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 = 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; }
void SetPageContents(CFX_ByteString key, CPDF_Dictionary* pPage, CPDF_Document* pDocument) { CPDF_Object* pContentsObj = pPage->GetStream("Contents"); if (!pContentsObj) { pContentsObj = pPage->GetArray("Contents"); } if (!pContentsObj) { //Create a new contents dictionary if (!key.IsEmpty()) { CPDF_Stream* pNewContents = new CPDF_Stream(NULL, 0, new CPDF_Dictionary); pPage->SetAtReference("Contents", pDocument, pDocument->AddIndirectObject(pNewContents)); CFX_ByteString sStream; sStream.Format("q 1 0 0 1 0 0 cm /%s Do Q", key.c_str()); pNewContents->SetData((FX_LPCBYTE)sStream, sStream.GetLength(), FALSE, FALSE); } return; } int iType = pContentsObj->GetType(); CPDF_Array* pContentsArray = NULL; switch(iType) { case PDFOBJ_STREAM: { pContentsArray = new CPDF_Array; CPDF_Stream* pContents = (CPDF_Stream*)pContentsObj; FX_DWORD dwObjNum = pDocument->AddIndirectObject(pContents); CPDF_StreamAcc acc; acc.LoadAllData(pContents); CFX_ByteString sStream = "q\n"; CFX_ByteString sBody = CFX_ByteString((FX_LPCSTR)acc.GetData(), acc.GetSize()); sStream = sStream + sBody + "\nQ"; pContents->SetData((FX_LPCBYTE)sStream, sStream.GetLength(), FALSE, FALSE); pContentsArray->AddReference(pDocument, dwObjNum); break; } case PDFOBJ_ARRAY: { pContentsArray = (CPDF_Array*)pContentsObj; break; } default: break; } if (!pContentsArray)return; FX_DWORD dwObjNum = pDocument->AddIndirectObject(pContentsArray); pPage->SetAtReference("Contents", pDocument, dwObjNum); if (!key.IsEmpty()) { CPDF_Stream* pNewContents = new CPDF_Stream(NULL, 0, new CPDF_Dictionary); dwObjNum = pDocument->AddIndirectObject(pNewContents); pContentsArray->AddReference(pDocument, dwObjNum); CFX_ByteString sStream; sStream.Format("q 1 0 0 1 0 0 cm /%s Do Q", key.c_str()); pNewContents->SetData((FX_LPCBYTE)sStream, sStream.GetLength(), FALSE, FALSE); } }