svx/source/inc/svdpdf.hxx

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  16  *   except in compliance with the License. You may obtain a copy of
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  19
  20 #ifndef INCLUDED_SVX_SOURCE_SVDRAW_SVDPDF_HXX
  21 #define INCLUDED_SVX_SOURCE_SVDRAW_SVDPDF_HXX
  22
  23 #include <config_features.h>
  24
  25 #if HAVE_FEATURE_PDFIUM
  26 #include <sal/config.h>
  27 #include <svx/svxdllapi.h>
  28
  29 #include <memory>
  30
  31 #include <tools/contnr.hxx>
  32 #include <tools/fract.hxx>
  33 #include <vcl/metaact.hxx>
  34 #include <vcl/virdev.hxx>
  35 #include <vcl/graph.hxx>
  36 #include <svx/svdobj.hxx>
  37 #include <svx/xdash.hxx>
  38 #include <com/sun/star/uno/Sequence.hxx>
  39
  40 #include <basegfx/matrix/b2dhommatrix.hxx>
  41
  42 // Prevent workdir/UnpackedTarball/pdfium/public/fpdfview.h from including windows.h in a way that
  43 // it will define e.g. Yield as a macro:
  44 #include <prewin.h>
  45 #include <postwin.h>
  46 #include <fpdfview.h>
  47
  48 #include <vcl/filter/PDFiumLibrary.hxx>
  49
  50 // Forward Declarations
  51
  52 class SfxItemSet;
  53 class SdrObjList;
  54 class SdrModel;
  55 class SdrPage;
  56 class SdrObject;
  57 class SvdProgressInfo;
  58
  59 // Helper Class to import PDF
  60 class SVXCORE_DLLPUBLIC ImpSdrPdfImport final
  61 {
  62     Graphic const& mrGraphic;
  63     std::vector<SdrObject*> maTmpList;
  64     ScopedVclPtr<VirtualDevice> mpVD;
  65     tools::Rectangle const maScaleRect;
  66     size_t mnMapScalingOfs; // from here on, not edited with MapScaling
  67     std::unique_ptr<SfxItemSet> mpLineAttr;
  68     std::unique_ptr<SfxItemSet> mpFillAttr;
  69     std::unique_ptr<SfxItemSet> mpTextAttr;
  70     SdrModel* mpModel;
  71     SdrLayerID const mnLayer;
  72     Color maOldLineColor;
  73     sal_Int32 mnLineWidth;
  74     static constexpr css::drawing::LineCap gaLineCap = css::drawing::LineCap_BUTT;
  75     XDash const maDash;
  76
  77     bool mbMov;
  78     bool mbSize;
  79     Point maOfs;
  80     double mfScaleX;
  81     double mfScaleY;
  82     Fraction maScaleX;
  83     Fraction maScaleY;
  84
  85     bool mbFntDirty;
  86
  87     // to optimize (PenNULL,Brush,DrawPoly),(Pen,BrushNULL,DrawPoly) -> two-in-one
  88     bool mbLastObjWasPolyWithoutLine;
  89     bool mbNoLine;
  90     bool mbNoFill;
  91
  92     // clipregion
  93     basegfx::B2DPolyPolygon maClip;
  94
  95     std::unique_ptr<vcl::pdf::PDFiumDocument> mpPdfDocument;
  96     int mnPageCount;
  97     double mdPageWidthPts;
  98     double mdPageHeightPts;
  99     /// The current transformation matrix, typically used with Form objects.
 100     basegfx::B2DHomMatrix maCurrentMatrix;
 101
 102     /// Correct the vertical coordinate to start at the top.
 103     /// PDF coordinate system has origin at the bottom right.
 104     double correctVertOrigin(double offsetPts) const { return mdPageHeightPts - offsetPts; }
 105     /// Convert PDF points to logic (twips).
 106     tools::Rectangle PointsToLogic(double left, double right, double top, double bottom) const;
 107     Point PointsToLogic(double x, double y) const;
 108
 109     std::shared_ptr<vcl::pdf::PDFium> mpPDFium;
 110
 111     // check for clip and evtl. fill maClip
 112     void checkClip();
 113     bool isClip() const;
 114
 115     void ImportPdfObject(std::unique_ptr<vcl::pdf::PDFiumPageObject> const& pPageObject,
 116                          std::unique_ptr<vcl::pdf::PDFiumTextPage> const& pTextPage,
 117                          int nPageObjectIndex);
 118     void ImportForm(std::unique_ptr<vcl::pdf::PDFiumPageObject> const& pPageObject,
 119                     std::unique_ptr<vcl::pdf::PDFiumTextPage> const& pTextPage,
 120                     int nPageObjectIndex);
 121     void ImportImage(std::unique_ptr<vcl::pdf::PDFiumPageObject> const& pPageObject,
 122                      int nPageObjectIndex);
 123     void ImportPath(std::unique_ptr<vcl::pdf::PDFiumPageObject> const& pPageObject,
 124                     int nPageObjectIndex);
 125     void ImportText(std::unique_ptr<vcl::pdf::PDFiumPageObject> const& pPageObject,
 126                     std::unique_ptr<vcl::pdf::PDFiumTextPage> const& pTextPage,
 127                     int nPageObjectIndex);
 128     void InsertTextObject(const Point& rPos, const Size& rSize, const OUString& rStr);
 129
 130     void SetupPageScale(const double dPageWidth, const double dPageHeight);
 131     void SetAttributes(SdrObject* pObj, bool bForceTextAttr = false);
 132     void InsertObj(SdrObject* pObj, bool bScale = true);
 133     void MapScaling();
 134
 135     // #i73407# reformulation to use new B2DPolygon classes
 136     bool CheckLastPolyLineAndFillMerge(const basegfx::B2DPolyPolygon& rPolyPolygon);
 137
 138     void DoObjects(SvdProgressInfo* pProgrInfo, sal_uInt32* pActionsToReport, int nPageIndex);
 139
 140     // Copy assignment is forbidden and not implemented.
 141     ImpSdrPdfImport(const ImpSdrPdfImport&) = delete;
 142     ImpSdrPdfImport& operator=(const ImpSdrPdfImport&) = delete;
 143
 144 public:
 145     ImpSdrPdfImport(SdrModel& rModel, SdrLayerID nLay, const tools::Rectangle& rRect,
 146                     Graphic const& rGraphic);
 147
 148     ~ImpSdrPdfImport();
 149
 150     int GetPageCount() const { return mnPageCount; }
 151     size_t DoImport(SdrObjList& rDestList, size_t nInsPos, int nPageNumber,
 152                     SvdProgressInfo* pProgrInfo = nullptr);
 153 };
 154
 155 #endif // HAVE_FEATURE_PDFIUM
 156
 157 #endif // INCLUDED_SVX_SOURCE_SVDRAW_SVDFMTF_HXX
 158
 159 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */