TVecFilters PdfFilterFactory::CreateFilterList( const PdfObject* pObject ) { TVecFilters filters; const PdfObject* pObj = NULL; if( pObject->IsDictionary() && pObject->GetDictionary().HasKey( "Filter" ) ) pObj = pObject->GetDictionary().GetKey( "Filter" ); else if( pObject->IsArray() ) pObj = pObject; else if( pObject->IsName() ) pObj = pObject; if (!pObj) // Object had no /Filter key . Return a null filter list. return filters; if( pObj->IsName() ) filters.push_back( PdfFilterFactory::FilterNameToType( pObj->GetName() ) ); else if( pObj->IsArray() ) { TCIVariantList it = pObj->GetArray().begin(); while( it != pObj->GetArray().end() ) { if ( (*it).IsName() ) { filters.push_back( PdfFilterFactory::FilterNameToType( (*it).GetName() ) ); } else if ( (*it).IsReference() ) { PdfObject* pFilter = pObject->GetOwner()->GetObject( (*it).GetReference() ); if( pFilter == NULL ) { PODOFO_RAISE_ERROR_INFO( ePdfError_InvalidDataType, "Filter array contained unexpected reference" ); } filters.push_back( PdfFilterFactory::FilterNameToType( pFilter->GetName() ) ); } else { PODOFO_RAISE_ERROR_INFO( ePdfError_InvalidDataType, "Filter array contained unexpected non-name type" ); } ++it; } } return filters; }
void PdfTilingPattern::Init( EPdfTilingPatternType eTilingType, double strokeR, double strokeG, double strokeB, bool doFill, double fillR, double fillG, double fillB, double offsetX, double offsetY, PdfImage *pImage) { if (eTilingType == ePdfTilingPatternType_Image && pImage == NULL) { PODOFO_RAISE_ERROR( ePdfError_InvalidHandle ); } if (eTilingType != ePdfTilingPatternType_Image && pImage != NULL) { PODOFO_RAISE_ERROR( ePdfError_InvalidHandle ); } PdfRect rRect; rRect.SetLeft(0); rRect.SetBottom(0); if (pImage) { rRect.SetWidth(pImage->GetWidth()); rRect.SetHeight(-pImage->GetHeight()); } else { rRect.SetWidth(8); rRect.SetHeight(8); } PdfVariant var; rRect.ToVariant( var ); this->GetObject()->GetDictionary().AddKey( PdfName("PatternType"), static_cast<pdf_int64>(1L) ); // Tiling pattern this->GetObject()->GetDictionary().AddKey( PdfName("PaintType"), static_cast<pdf_int64>(1L) ); // Colored this->GetObject()->GetDictionary().AddKey( PdfName("TilingType"), static_cast<pdf_int64>(1L) ); // Constant spacing this->GetObject()->GetDictionary().AddKey( PdfName("BBox"), var ); this->GetObject()->GetDictionary().AddKey( PdfName("XStep"), static_cast<pdf_int64>(rRect.GetWidth()) ); this->GetObject()->GetDictionary().AddKey( PdfName("YStep"), static_cast<pdf_int64>(rRect.GetHeight()) ); this->GetObject()->GetDictionary().AddKey( PdfName("Resources"), PdfObject( PdfDictionary() ) ); if (offsetX < -1e-9 || offsetX > 1e-9 || offsetY < -1e-9 || offsetY > 1e-9) { PdfArray array; array.push_back (static_cast<pdf_int64>(1)); array.push_back (static_cast<pdf_int64>(0)); array.push_back (static_cast<pdf_int64>(0)); array.push_back (static_cast<pdf_int64>(1)); array.push_back (offsetX); array.push_back (offsetY); this->GetObject()->GetDictionary().AddKey( PdfName("Matrix"), array ); } std::ostringstream out; out.flags( std::ios_base::fixed ); out.precision( 1L /* clPainterDefaultPrecision */ ); PdfLocaleImbue(out); if (pImage) { AddToResources(pImage->GetIdentifier(), pImage->GetObjectReference(), PdfName("XObject")); out << rRect.GetWidth() << " 0 0 " << rRect.GetHeight() << " " << rRect.GetLeft() << " " << rRect.GetBottom() << " cm" << std::endl; out << "/" << pImage->GetIdentifier().GetName() << " Do" << std::endl; } else { if (doFill) { out << fillR << " " << fillG << " " << fillB << " rg" << " "; out << rRect.GetLeft() << " " << rRect.GetBottom() << " " << rRect.GetWidth() << " " << rRect.GetHeight() << " re" << " "; out << "f" << " "; //fill rect } out << strokeR << " " << strokeG << " " << strokeB << " RG" << " "; out << "2 J" << " "; // line capability style out << "0.5 w" << " "; //line width double left, bottom, right, top, whalf, hhalf; left = rRect.GetLeft(); bottom = rRect.GetBottom(); right = left + rRect.GetWidth(); top = bottom + rRect.GetHeight(); whalf = rRect.GetWidth() / 2; hhalf = rRect.GetHeight() / 2; switch (eTilingType) { case ePdfTilingPatternType_BDiagonal: out << left << " " << bottom << " m " << right << " " << top << " l "; out << left - whalf << " " << top - hhalf << " m " << left + whalf << " " << top + hhalf << " l "; out << right - whalf << " " << bottom - hhalf << " m " << right + whalf << " " << bottom + hhalf << " l" << std::endl; break; case ePdfTilingPatternType_Cross: out << left << " " << bottom + hhalf << " m " << right << " " << bottom + hhalf << " l "; out << left + whalf << " " << bottom << " m " << left + whalf << " " << top << " l" << std::endl; break; case ePdfTilingPatternType_DiagCross: out << left << " " << bottom << " m " << right << " " << top << " l "; out << left << " " << top << " m " << right << " " << bottom << " l" << std::endl; break; case ePdfTilingPatternType_FDiagonal: out << left << " " << top << " m " << right << " " << bottom << " l "; out << left - whalf << " " << bottom + hhalf << " m " << left + whalf << " " << bottom - hhalf << " l "; out << right - whalf << " " << top + hhalf << " m " << right + whalf << " " << top - hhalf << " l" << std::endl; break; case ePdfTilingPatternType_Horizontal: out << left << " " << bottom + hhalf << " m " << right << " " << bottom + hhalf << " l "; break; case ePdfTilingPatternType_Vertical: out << left + whalf << " " << bottom << " m " << left + whalf << " " << top << " l" << std::endl; break; case ePdfTilingPatternType_Image: /* This is handled above, based on the 'pImage' variable */ default: PODOFO_RAISE_ERROR (ePdfError_InvalidEnumValue); break; } out << "S"; //stroke path } TVecFilters vecFlate; vecFlate.push_back( ePdfFilter_FlateDecode ); std::string str = out.str(); PdfMemoryInputStream stream(str.c_str(), str.length()); this->GetObject()->GetStream()->Set(&stream, vecFlate); }