svx/source/svdraw/svdpdf.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20 #include <svdpdf.hxx>
  21
  22 #include <tools/UnitConversion.hxx>
  23 #include <vcl/graph.hxx>
  24 #include <vcl/vectorgraphicdata.hxx>
  25
  26 #include <math.h>
  27 #include <editeng/eeitem.hxx>
  28 #include <editeng/fhgtitem.hxx>
  29 #include <editeng/wghtitem.hxx>
  30 #include <editeng/postitem.hxx>
  31 #include <editeng/udlnitem.hxx>
  32 #include <editeng/crossedoutitem.hxx>
  33 #include <editeng/shdditem.hxx>
  34 #include <svx/xlnclit.hxx>
  35 #include <svx/xlncapit.hxx>
  36 #include <svx/xlnwtit.hxx>
  37 #include <svx/xflclit.hxx>
  38 #include <editeng/fontitem.hxx>
  39 #include <editeng/wrlmitem.hxx>
  40 #include <editeng/contouritem.hxx>
  41 #include <editeng/colritem.hxx>
  42 #include <vcl/metric.hxx>
  43 #include <editeng/charscaleitem.hxx>
  44 #include <svx/sdtditm.hxx>
  45 #include <svx/sdtagitm.hxx>
  46 #include <svx/sdtfsitm.hxx>
  47 #include <svx/svdmodel.hxx>
  48 #include <svx/svdpage.hxx>
  49 #include <svx/svdobj.hxx>
  50 #include <svx/svdotext.hxx>
  51 #include <svx/svdorect.hxx>
  52 #include <svx/svdograf.hxx>
  53 #include <svx/svdopath.hxx>
  54 #include <svx/svdetc.hxx>
  55 #include <svl/itemset.hxx>
  56 #include <basegfx/polygon/b2dpolygon.hxx>
  57 #include <tools/helpers.hxx>
  58 #include <basegfx/matrix/b2dhommatrix.hxx>
  59 #include <basegfx/matrix/b2dhommatrixtools.hxx>
  60 #include <svx/xlinjoit.hxx>
  61 #include <svx/xlndsit.hxx>
  62 #include <basegfx/polygon/b2dpolygonclipper.hxx>
  63 #include <svx/xbtmpit.hxx>
  64 #include <svx/xfillit0.hxx>
  65 #include <svx/xflbmtit.hxx>
  66 #include <svx/xflbstit.hxx>
  67 #include <svx/xlineit0.hxx>
  68 #include <basegfx/polygon/b2dpolypolygontools.hxx>
  69 #include <svx/svditer.hxx>
  70 #include <svx/svdogrp.hxx>
  71 #include <vcl/dibtools.hxx>
  72 #include <sal/log.hxx>
  73 #include <osl/diagnose.h>
  74
  75 using namespace com::sun::star;
  76
  77 ImpSdrPdfImport::ImpSdrPdfImport(SdrModel& rModel, SdrLayerID nLay, const tools::Rectangle& rRect,
  78                                  Graphic const& rGraphic)
  79     : mpVD(VclPtr<VirtualDevice>::Create())
  80     , maScaleRect(rRect)
  81     , mnMapScalingOfs(0)
  82     , mpModel(&rModel)
  83     , mnLayer(nLay)
  84     , mnLineWidth(0)
  85     , maDash(css::drawing::DashStyle_RECT, 0, 0, 0, 0, 0)
  86     , mbMov(false)
  87     , mbSize(false)
  88     , maOfs(0, 0)
  89     , mfScaleX(1.0)
  90     , mfScaleY(1.0)
  91     , maScaleX(1.0)
  92     , maScaleY(1.0)
  93     , mbFntDirty(true)
  94     , mbLastObjWasPolyWithoutLine(false)
  95     , mbNoLine(false)
  96     , mbNoFill(false)
  97     , mnPageCount(0)
  98     , mdPageHeightPts(0)
  99     , mpPDFium(vcl::pdf::PDFiumLibrary::get())
 100 {
 101     mpVD->EnableOutput(false);
 102     mpVD->SetLineColor();
 103     mpVD->SetFillColor();
 104     maOldLineColor.SetRed(mpVD->GetLineColor().GetRed() + 1);
 105     mpLineAttr = std::make_unique<SfxItemSetFixed<XATTR_LINE_FIRST, XATTR_LINE_LAST>>(
 106         rModel.GetItemPool());
 107     mpFillAttr = std::make_unique<SfxItemSetFixed<XATTR_FILL_FIRST, XATTR_FILL_LAST>>(
 108         rModel.GetItemPool());
 109     mpTextAttr
 110         = std::make_unique<SfxItemSetFixed<EE_ITEMS_START, EE_ITEMS_END>>(rModel.GetItemPool());
 111
 112     checkClip();
 113
 114     // Load the buffer using pdfium.
 115     auto const& rVectorGraphicData = rGraphic.getVectorGraphicData();
 116     auto* pData = rVectorGraphicData->getBinaryDataContainer().getData();
 117     sal_Int32 nSize = rVectorGraphicData->getBinaryDataContainer().getSize();
 118     mpPdfDocument = mpPDFium ? mpPDFium->openDocument(pData, nSize, OString()) : nullptr;
 119     if (!mpPdfDocument)
 120         return;
 121
 122     mnPageCount = mpPdfDocument->getPageCount();
 123 }
 124
 125 ImpSdrPdfImport::~ImpSdrPdfImport() = default;
 126
 127 void ImpSdrPdfImport::DoObjects(SvdProgressInfo* pProgrInfo, sal_uInt32* pActionsToReport,
 128                                 int nPageIndex)
 129 {
 130     const int nPageCount = mpPdfDocument->getPageCount();
 131     if (!(nPageCount > 0 && nPageIndex >= 0 && nPageIndex < nPageCount))
 132         return;
 133
 134     // Render next page.
 135     auto pPdfPage = mpPdfDocument->openPage(nPageIndex);
 136     if (!pPdfPage)
 137         return;
 138
 139     basegfx::B2DSize dPageSize = mpPdfDocument->getPageSize(nPageIndex);
 140
 141     SetupPageScale(dPageSize.getWidth(), dPageSize.getHeight());
 142
 143     // Load the page text to extract it when we get text elements.
 144     auto pTextPage = pPdfPage->getTextPage();
 145
 146     const int nPageObjectCount = pPdfPage->getObjectCount();
 147     if (pProgrInfo)
 148         pProgrInfo->SetActionCount(nPageObjectCount);
 149
 150     for (int nPageObjectIndex = 0; nPageObjectIndex < nPageObjectCount; ++nPageObjectIndex)
 151     {
 152         auto pPageObject = pPdfPage->getObject(nPageObjectIndex);
 153         ImportPdfObject(pPageObject, pTextPage, nPageObjectIndex);
 154         if (pProgrInfo && pActionsToReport)
 155         {
 156             (*pActionsToReport)++;
 157
 158             if (*pActionsToReport >= 16)
 159             {
 160                 if (!pProgrInfo->ReportActions(*pActionsToReport))
 161                     break;
 162
 163                 *pActionsToReport = 0;
 164             }
 165         }
 166     }
 167 }
 168
 169 void ImpSdrPdfImport::SetupPageScale(const double dPageWidth, const double dPageHeight)
 170 {
 171     mfScaleX = mfScaleY = 1.0;
 172
 173     // Store the page dimensions in Points.
 174     mdPageHeightPts = dPageHeight;
 175
 176     Size aPageSize(convertPointToMm100(dPageWidth), convertPointToMm100(dPageHeight));
 177
 178     if (aPageSize.Width() && aPageSize.Height() && (!maScaleRect.IsEmpty()))
 179     {
 180         maOfs = maScaleRect.TopLeft();
 181
 182         if (aPageSize.Width() != (maScaleRect.GetWidth() - 1))
 183         {
 184             mfScaleX = static_cast<double>(maScaleRect.GetWidth() - 1)
 185                        / static_cast<double>(aPageSize.Width());
 186         }
 187
 188         if (aPageSize.Height() != (maScaleRect.GetHeight() - 1))
 189         {
 190             mfScaleY = static_cast<double>(maScaleRect.GetHeight() - 1)
 191                        / static_cast<double>(aPageSize.Height());
 192         }
 193     }
 194
 195     mbMov = maOfs.X() != 0 || maOfs.Y() != 0;
 196     mbSize = false;
 197     maScaleX = Fraction(1, 1);
 198     maScaleY = Fraction(1, 1);
 199
 200     if (aPageSize.Width() != (maScaleRect.GetWidth() - 1))
 201     {
 202         maScaleX = Fraction(maScaleRect.GetWidth() - 1, aPageSize.Width());
 203         mbSize = true;
 204     }
 205
 206     if (aPageSize.Height() != (maScaleRect.GetHeight() - 1))
 207     {
 208         maScaleY = Fraction(maScaleRect.GetHeight() - 1, aPageSize.Height());
 209         mbSize = true;
 210     }
 211 }
 212
 213 size_t ImpSdrPdfImport::DoImport(SdrObjList& rOL, size_t nInsPos, int nPageNumber,
 214                                  SvdProgressInfo* pProgrInfo)
 215 {
 216     sal_uInt32 nActionsToReport(0);
 217
 218     // execute
 219     DoObjects(pProgrInfo, &nActionsToReport, nPageNumber);
 220
 221     if (pProgrInfo)
 222     {
 223         pProgrInfo->ReportActions(nActionsToReport);
 224         nActionsToReport = 0;
 225     }
 226
 227     // MapMode scaling
 228     MapScaling();
 229
 230     // To calculate the progress meter, we use GetActionSize()*3.
 231     // However, maTmpList has a lower entry count limit than GetActionSize(),
 232     // so the actions that were assumed were too much have to be re-added.
 233     // nActionsToReport = (rMtf.GetActionSize() - maTmpList.size()) * 2;
 234
 235     // announce all currently unannounced rescales
 236     if (pProgrInfo)
 237     {
 238         pProgrInfo->ReportRescales(nActionsToReport);
 239         pProgrInfo->SetInsertCount(maTmpList.size());
 240     }
 241
 242     nActionsToReport = 0;
 243
 244     // insert all objects cached in aTmpList now into rOL from nInsPos
 245     nInsPos = std::min(nInsPos, rOL.GetObjCount());
 246
 247     for (rtl::Reference<SdrObject>& pObj : maTmpList)
 248     {
 249         rOL.NbcInsertObject(pObj.get(), nInsPos);
 250         nInsPos++;
 251
 252         if (pProgrInfo)
 253         {
 254             nActionsToReport++;
 255
 256             if (nActionsToReport >= 32) // update all 32 actions
 257             {
 258                 pProgrInfo->ReportInserts(nActionsToReport);
 259                 nActionsToReport = 0;
 260             }
 261         }
 262     }
 263
 264     // report all remaining inserts for the last time
 265     if (pProgrInfo)
 266     {
 267         pProgrInfo->ReportInserts(nActionsToReport);
 268     }
 269
 270     return maTmpList.size();
 271 }
 272
 273 void ImpSdrPdfImport::SetAttributes(SdrObject* pObj, bool bForceTextAttr)
 274 {
 275     mbNoLine = false;
 276     mbNoFill = false;
 277     bool bLine(!bForceTextAttr);
 278     bool bFill(!pObj || (pObj->IsClosedObj() && !bForceTextAttr));
 279     bool bText(bForceTextAttr || (pObj && pObj->GetOutlinerParaObject()));
 280
 281     if (bLine)
 282     {
 283         if (mnLineWidth)
 284         {
 285             mpLineAttr->Put(XLineWidthItem(mnLineWidth));
 286         }
 287         else
 288         {
 289             mpLineAttr->Put(XLineWidthItem(0));
 290         }
 291
 292         maOldLineColor = mpVD->GetLineColor();
 293
 294         if (mpVD->IsLineColor())
 295         {
 296             mpLineAttr->Put(XLineStyleItem(drawing::LineStyle_SOLID)); //TODO support dashed lines.
 297             mpLineAttr->Put(XLineColorItem(OUString(), mpVD->GetLineColor()));
 298         }
 299         else
 300         {
 301             mpLineAttr->Put(XLineStyleItem(drawing::LineStyle_NONE));
 302         }
 303
 304         mpLineAttr->Put(XLineJointItem(css::drawing::LineJoint_NONE));
 305
 306         // Add LineCap support
 307         mpLineAttr->Put(XLineCapItem(gaLineCap));
 308
 309         if (((maDash.GetDots() && maDash.GetDotLen())
 310              || (maDash.GetDashes() && maDash.GetDashLen()))
 311             && maDash.GetDistance())
 312         {
 313             mpLineAttr->Put(XLineDashItem(OUString(), maDash));
 314         }
 315         else
 316         {
 317             mpLineAttr->Put(XLineDashItem(OUString(), XDash(css::drawing::DashStyle_RECT)));
 318         }
 319     }
 320     else
 321     {
 322         mbNoLine = true;
 323     }
 324
 325     if (bFill)
 326     {
 327         if (mpVD->IsFillColor())
 328         {
 329             mpFillAttr->Put(XFillStyleItem(drawing::FillStyle_SOLID));
 330             mpFillAttr->Put(XFillColorItem(OUString(), mpVD->GetFillColor()));
 331         }
 332         else
 333         {
 334             mpFillAttr->Put(XFillStyleItem(drawing::FillStyle_NONE));
 335         }
 336     }
 337     else
 338     {
 339         mbNoFill = true;
 340     }
 341
 342     if (bText && mbFntDirty)
 343     {
 344         vcl::Font aFnt(mpVD->GetFont());
 345         const sal_uInt32 nHeight(FRound(aFnt.GetFontSize().Height() * mfScaleY));
 346
 347         mpTextAttr->Put(SvxFontItem(aFnt.GetFamilyType(), aFnt.GetFamilyName(), aFnt.GetStyleName(),
 348                                     aFnt.GetPitch(), aFnt.GetCharSet(), EE_CHAR_FONTINFO));
 349         mpTextAttr->Put(SvxFontItem(aFnt.GetFamilyType(), aFnt.GetFamilyName(), aFnt.GetStyleName(),
 350                                     aFnt.GetPitch(), aFnt.GetCharSet(), EE_CHAR_FONTINFO_CJK));
 351         mpTextAttr->Put(SvxFontItem(aFnt.GetFamilyType(), aFnt.GetFamilyName(), aFnt.GetStyleName(),
 352                                     aFnt.GetPitch(), aFnt.GetCharSet(), EE_CHAR_FONTINFO_CTL));
 353         mpTextAttr->Put(SvxPostureItem(aFnt.GetItalic(), EE_CHAR_ITALIC));
 354         mpTextAttr->Put(SvxWeightItem(aFnt.GetWeight(), EE_CHAR_WEIGHT));
 355         mpTextAttr->Put(SvxFontHeightItem(nHeight, 100, EE_CHAR_FONTHEIGHT));
 356         mpTextAttr->Put(SvxFontHeightItem(nHeight, 100, EE_CHAR_FONTHEIGHT_CJK));
 357         mpTextAttr->Put(SvxFontHeightItem(nHeight, 100, EE_CHAR_FONTHEIGHT_CTL));
 358         mpTextAttr->Put(SvxCharScaleWidthItem(100, EE_CHAR_FONTWIDTH));
 359         mpTextAttr->Put(SvxUnderlineItem(aFnt.GetUnderline(), EE_CHAR_UNDERLINE));
 360         mpTextAttr->Put(SvxOverlineItem(aFnt.GetOverline(), EE_CHAR_OVERLINE));
 361         mpTextAttr->Put(SvxCrossedOutItem(aFnt.GetStrikeout(), EE_CHAR_STRIKEOUT));
 362         mpTextAttr->Put(SvxShadowedItem(aFnt.IsShadow(), EE_CHAR_SHADOW));
 363
 364         // #i118485# Setting this item leads to problems (written #i118498# for this)
 365         // mpTextAttr->Put(SvxAutoKernItem(aFnt.IsKerning(), EE_CHAR_KERNING));
 366
 367         mpTextAttr->Put(SvxWordLineModeItem(aFnt.IsWordLineMode(), EE_CHAR_WLM));
 368         mpTextAttr->Put(SvxContourItem(aFnt.IsOutline(), EE_CHAR_OUTLINE));
 369         mpTextAttr->Put(SvxColorItem(mpVD->GetTextColor(), EE_CHAR_COLOR));
 370         //... svxfont textitem svditext
 371         mbFntDirty = false;
 372     }
 373
 374     if (!pObj)
 375         return;
 376
 377     pObj->SetLayer(mnLayer);
 378
 379     if (bLine)
 380     {
 381         pObj->SetMergedItemSet(*mpLineAttr);
 382     }
 383
 384     if (bFill)
 385     {
 386         pObj->SetMergedItemSet(*mpFillAttr);
 387     }
 388
 389     if (bText)
 390     {
 391         pObj->SetMergedItemSet(*mpTextAttr);
 392         pObj->SetMergedItem(SdrTextHorzAdjustItem(SDRTEXTHORZADJUST_LEFT));
 393     }
 394 }
 395
 396 void ImpSdrPdfImport::InsertObj(SdrObject* pObj1, bool bScale)
 397 {
 398     rtl::Reference<SdrObject> pObj = pObj1;
 399     if (bScale && !maScaleRect.IsEmpty())
 400     {
 401         if (mbSize)
 402         {
 403             pObj->NbcResize(Point(), maScaleX, maScaleY);
 404         }
 405
 406         if (mbMov)
 407         {
 408             pObj->NbcMove(Size(maOfs.X(), maOfs.Y()));
 409         }
 410     }
 411
 412     if (isClip())
 413     {
 414         const basegfx::B2DPolyPolygon aPoly(pObj->TakeXorPoly());
 415         const basegfx::B2DRange aOldRange(aPoly.getB2DRange());
 416         const SdrLayerID aOldLayer(pObj->GetLayer());
 417         const SfxItemSet aOldItemSet(pObj->GetMergedItemSet());
 418         const SdrGrafObj* pSdrGrafObj = dynamic_cast<SdrGrafObj*>(pObj.get());
 419         const SdrTextObj* pSdrTextObj = DynCastSdrTextObj(pObj.get());
 420
 421         if (pSdrTextObj && pSdrTextObj->HasText())
 422         {
 423             // all text objects are created from ImportText and have no line or fill attributes, so
 424             // it is okay to concentrate on the text itself
 425             while (true)
 426             {
 427                 const basegfx::B2DPolyPolygon aTextContour(pSdrTextObj->TakeContour());
 428                 const basegfx::B2DRange aTextRange(aTextContour.getB2DRange());
 429                 const basegfx::B2DRange aClipRange(maClip.getB2DRange());
 430
 431                 // no overlap -> completely outside
 432                 if (!aClipRange.overlaps(aTextRange))
 433                 {
 434                     pObj.clear();
 435                     break;
 436                 }
 437
 438                 // when the clip is a rectangle fast check for inside is possible
 439                 if (basegfx::utils::isRectangle(maClip) && aClipRange.isInside(aTextRange))
 440                 {
 441                     // completely inside ClipRect
 442                     break;
 443                 }
 444
 445                 // here text needs to be clipped; to do so, convert to SdrObjects with polygons
 446                 // and add these recursively. Delete original object, do not add in this run
 447                 rtl::Reference<SdrObject> pConverted = pSdrTextObj->ConvertToPolyObj(true, true);
 448                 pObj.clear();
 449                 if (pConverted)
 450                 {
 451                     // recursively add created conversion; per definition this shall not
 452                     // contain further SdrTextObjs. Visit only non-group objects
 453                     SdrObjListIter aIter(*pConverted, SdrIterMode::DeepNoGroups);
 454
 455                     // work with clones; the created conversion may contain group objects
 456                     // and when working with the original objects the loop itself could
 457                     // break and the cleanup later would be pretty complicated (only delete group
 458                     // objects, are these empty, ...?)
 459                     while (aIter.IsMore())
 460                     {
 461                         SdrObject* pCandidate = aIter.Next();
 462                         OSL_ENSURE(pCandidate && dynamic_cast<SdrObjGroup*>(pCandidate) == nullptr,
 463                                    "SdrObjListIter with SdrIterMode::DeepNoGroups error (!)");
 464                         rtl::Reference<SdrObject> pNewClone(
 465                             pCandidate->CloneSdrObject(pCandidate->getSdrModelFromSdrObject()));
 466
 467                         if (pNewClone)
 468                         {
 469                             InsertObj(pNewClone.get(), false);
 470                         }
 471                         else
 472                         {
 473                             OSL_ENSURE(false, "SdrObject::Clone() failed (!)");
 474                         }
 475                     }
 476                 }
 477
 478                 break;
 479             }
 480         }
 481         else
 482         {
 483             BitmapEx aBitmapEx;
 484
 485             if (pSdrGrafObj)
 486             {
 487                 aBitmapEx = pSdrGrafObj->GetGraphic().GetBitmapEx();
 488             }
 489
 490             pObj.clear();
 491
 492             if (!aOldRange.isEmpty())
 493             {
 494                 // clip against ClipRegion
 495                 const basegfx::B2DPolyPolygon aNewPoly(basegfx::utils::clipPolyPolygonOnPolyPolygon(
 496                     aPoly, maClip, true, !aPoly.isClosed()));
 497                 const basegfx::B2DRange aNewRange(aNewPoly.getB2DRange());
 498
 499                 if (!aNewRange.isEmpty())
 500                 {
 501                     pObj = new SdrPathObj(
 502                         *mpModel, aNewPoly.isClosed() ? SdrObjKind::Polygon : SdrObjKind::PolyLine,
 503                         aNewPoly);
 504
 505                     pObj->SetLayer(aOldLayer);
 506                     pObj->SetMergedItemSet(aOldItemSet);
 507
 508                     if (!aBitmapEx.IsEmpty())
 509                     {
 510                         // aNewRange is inside of aOldRange and defines which part of aBitmapEx is used
 511                         const double fScaleX(aBitmapEx.GetSizePixel().Width()
 512                                              / (aOldRange.getWidth() ? aOldRange.getWidth() : 1.0));
 513                         const double fScaleY(
 514                             aBitmapEx.GetSizePixel().Height()
 515                             / (aOldRange.getHeight() ? aOldRange.getHeight() : 1.0));
 516                         basegfx::B2DRange aPixel(aNewRange);
 517                         basegfx::B2DHomMatrix aTrans;
 518
 519                         aTrans.translate(-aOldRange.getMinX(), -aOldRange.getMinY());
 520                         aTrans.scale(fScaleX, fScaleY);
 521                         aPixel.transform(aTrans);
 522
 523                         const Size aOrigSizePixel(aBitmapEx.GetSizePixel());
 524                         const Point aClipTopLeft(
 525                             basegfx::fround(floor(std::max(0.0, aPixel.getMinX()))),
 526                             basegfx::fround(floor(std::max(0.0, aPixel.getMinY()))));
 527                         const Size aClipSize(
 528                             basegfx::fround(ceil(std::min(
 529                                 static_cast<double>(aOrigSizePixel.Width()), aPixel.getWidth()))),
 530                             basegfx::fround(
 531                                 ceil(std::min(static_cast<double>(aOrigSizePixel.Height()),
 532                                               aPixel.getHeight()))));
 533                         const BitmapEx aClippedBitmap(aBitmapEx, aClipTopLeft, aClipSize);
 534
 535                         pObj->SetMergedItem(XFillStyleItem(drawing::FillStyle_BITMAP));
 536                         pObj->SetMergedItem(XFillBitmapItem(OUString(), Graphic(aClippedBitmap)));
 537                         pObj->SetMergedItem(XFillBmpTileItem(false));
 538                         pObj->SetMergedItem(XFillBmpStretchItem(true));
 539                     }
 540                 }
 541             }
 542         }
 543     }
 544
 545     if (!pObj)
 546         return;
 547
 548     // #i111954# check object for visibility
 549     // used are SdrPathObj, SdrRectObj, SdrCircObj, SdrGrafObj
 550     bool bVisible(false);
 551
 552     if (pObj->HasLineStyle())
 553     {
 554         bVisible = true;
 555     }
 556
 557     if (!bVisible && pObj->HasFillStyle())
 558     {
 559         bVisible = true;
 560     }
 561
 562     if (!bVisible)
 563     {
 564         SdrTextObj* pTextObj = DynCastSdrTextObj(pObj.get());
 565
 566         if (pTextObj && pTextObj->HasText())
 567         {
 568             bVisible = true;
 569         }
 570     }
 571
 572     if (!bVisible)
 573     {
 574         SdrGrafObj* pGrafObj = dynamic_cast<SdrGrafObj*>(pObj.get());
 575
 576         if (pGrafObj)
 577         {
 578             // this may be refined to check if the graphic really is visible. It
 579             // is here to ensure that graphic objects without fill, line and text
 580             // get created
 581             bVisible = true;
 582         }
 583     }
 584
 585     if (bVisible)
 586     {
 587         maTmpList.push_back(pObj);
 588
 589         if (dynamic_cast<SdrPathObj*>(pObj.get()))
 590         {
 591             const bool bClosed(pObj->IsClosedObj());
 592
 593             mbLastObjWasPolyWithoutLine = mbNoLine && bClosed;
 594         }
 595         else
 596         {
 597             mbLastObjWasPolyWithoutLine = false;
 598         }
 599     }
 600 }
 601
 602 bool ImpSdrPdfImport::CheckLastPolyLineAndFillMerge(const basegfx::B2DPolyPolygon& rPolyPolygon)
 603 {
 604     // #i73407# reformulation to use new B2DPolygon classes
 605     if (mbLastObjWasPolyWithoutLine)
 606     {
 607         SdrObject* pTmpObj = !maTmpList.empty() ? maTmpList[maTmpList.size() - 1].get() : nullptr;
 608         SdrPathObj* pLastPoly = dynamic_cast<SdrPathObj*>(pTmpObj);
 609
 610         if (pLastPoly)
 611         {
 612             if (pLastPoly->GetPathPoly() == rPolyPolygon)
 613             {
 614                 SetAttributes(nullptr);
 615
 616                 if (!mbNoLine && mbNoFill)
 617                 {
 618                     pLastPoly->SetMergedItemSet(*mpLineAttr);
 619
 620                     return true;
 621                 }
 622             }
 623         }
 624     }
 625
 626     return false;
 627 }
 628
 629 void ImpSdrPdfImport::checkClip()
 630 {
 631     if (mpVD->IsClipRegion())
 632     {
 633         maClip = mpVD->GetClipRegion().GetAsB2DPolyPolygon();
 634
 635         if (isClip())
 636         {
 637             const basegfx::B2DHomMatrix aTransform(basegfx::utils::createScaleTranslateB2DHomMatrix(
 638                 mfScaleX, mfScaleY, maOfs.X(), maOfs.Y()));
 639
 640             maClip.transform(aTransform);
 641         }
 642     }
 643 }
 644
 645 bool ImpSdrPdfImport::isClip() const { return !maClip.getB2DRange().isEmpty(); }
 646 void ImpSdrPdfImport::ImportPdfObject(
 647     std::unique_ptr<vcl::pdf::PDFiumPageObject> const& pPageObject,
 648     std::unique_ptr<vcl::pdf::PDFiumTextPage> const& pTextPage, int nPageObjectIndex)
 649 {
 650     if (!pPageObject)
 651         return;
 652
 653     const vcl::pdf::PDFPageObjectType ePageObjectType = pPageObject->getType();
 654     switch (ePageObjectType)
 655     {
 656         case vcl::pdf::PDFPageObjectType::Text:
 657             ImportText(pPageObject, pTextPage, nPageObjectIndex);
 658             break;
 659         case vcl::pdf::PDFPageObjectType::Path:
 660             ImportPath(pPageObject, nPageObjectIndex);
 661             break;
 662         case vcl::pdf::PDFPageObjectType::Image:
 663             ImportImage(pPageObject, nPageObjectIndex);
 664             break;
 665         case vcl::pdf::PDFPageObjectType::Shading:
 666             SAL_WARN("sd.filter", "Got page object SHADING: " << nPageObjectIndex);
 667             break;
 668         case vcl::pdf::PDFPageObjectType::Form:
 669             ImportForm(pPageObject, pTextPage, nPageObjectIndex);
 670             break;
 671         default:
 672             SAL_WARN("sd.filter", "Unknown PDF page object #" << nPageObjectIndex << " of type: "
 673                                                               << static_cast<int>(ePageObjectType));
 674             break;
 675     }
 676 }
 677
 678 void ImpSdrPdfImport::ImportForm(std::unique_ptr<vcl::pdf::PDFiumPageObject> const& pPageObject,
 679                                  std::unique_ptr<vcl::pdf::PDFiumTextPage> const& pTextPage,
 680                                  int /*nPageObjectIndex*/)
 681 {
 682     // Get the form matrix to perform correct translation/scaling of the form sub-objects.
 683     const basegfx::B2DHomMatrix aOldMatrix = maCurrentMatrix;
 684
 685     maCurrentMatrix = pPageObject->getMatrix();
 686
 687     const int nCount = pPageObject->getFormObjectCount();
 688     for (int nIndex = 0; nIndex < nCount; ++nIndex)
 689     {
 690         auto pFormObject = pPageObject->getFormObject(nIndex);
 691
 692         ImportPdfObject(pFormObject, pTextPage, -1);
 693     }
 694
 695     // Restore the old one.
 696     maCurrentMatrix = aOldMatrix;
 697 }
 698
 699 void ImpSdrPdfImport::ImportText(std::unique_ptr<vcl::pdf::PDFiumPageObject> const& pPageObject,
 700                                  std::unique_ptr<vcl::pdf::PDFiumTextPage> const& pTextPage,
 701                                  int /*nPageObjectIndex*/)
 702 {
 703     basegfx::B2DRectangle aTextRect = pPageObject->getBounds();
 704     basegfx::B2DHomMatrix aMatrix = pPageObject->getMatrix();
 705
 706     basegfx::B2DHomMatrix aTextMatrix(maCurrentMatrix);
 707
 708     aTextRect *= aTextMatrix;
 709     const tools::Rectangle aRect = PointsToLogic(aTextRect.getMinX(), aTextRect.getMaxX(),
 710                                                  aTextRect.getMinY(), aTextRect.getMaxY());
 711
 712     OUString sText = pPageObject->getText(pTextPage);
 713
 714     const double dFontSize = pPageObject->getFontSize();
 715     double dFontSizeH = fabs(std::hypot(aMatrix.a(), aMatrix.c()) * dFontSize);
 716     double dFontSizeV = fabs(std::hypot(aMatrix.b(), aMatrix.d()) * dFontSize);
 717
 718     dFontSizeH = convertPointToMm100(dFontSizeH);
 719     dFontSizeV = convertPointToMm100(dFontSizeV);
 720
 721     const Size aFontSize(dFontSizeH, dFontSizeV);
 722     vcl::Font aFnt = mpVD->GetFont();
 723     if (aFontSize != aFnt.GetFontSize())
 724     {
 725         aFnt.SetFontSize(aFontSize);
 726         mpVD->SetFont(aFnt);
 727         mbFntDirty = true;
 728     }
 729
 730     OUString sFontName = pPageObject->getFontName();
 731     if (!sFontName.isEmpty() && sFontName != aFnt.GetFamilyName())
 732     {
 733         aFnt.SetFamilyName(sFontName);
 734         mpVD->SetFont(aFnt);
 735         mbFntDirty = true;
 736     }
 737
 738     Color aTextColor(COL_TRANSPARENT);
 739     bool bFill = false;
 740     bool bUse = true;
 741     switch (pPageObject->getTextRenderMode())
 742     {
 743         case vcl::pdf::PDFTextRenderMode::Fill:
 744         case vcl::pdf::PDFTextRenderMode::FillClip:
 745         case vcl::pdf::PDFTextRenderMode::FillStroke:
 746         case vcl::pdf::PDFTextRenderMode::FillStrokeClip:
 747             bFill = true;
 748             break;
 749         case vcl::pdf::PDFTextRenderMode::Stroke:
 750         case vcl::pdf::PDFTextRenderMode::StrokeClip:
 751         case vcl::pdf::PDFTextRenderMode::Unknown:
 752             break;
 753         case vcl::pdf::PDFTextRenderMode::Invisible:
 754         case vcl::pdf::PDFTextRenderMode::Clip:
 755             bUse = false;
 756             break;
 757     }
 758     if (bUse)
 759     {
 760         Color aColor = bFill ? pPageObject->getFillColor() : pPageObject->getStrokeColor();
 761         if (aColor != COL_TRANSPARENT)
 762             aTextColor = aColor.GetRGBColor();
 763     }
 764
 765     if (aTextColor != mpVD->GetTextColor())
 766     {
 767         mpVD->SetTextColor(aTextColor);
 768         mbFntDirty = true;
 769     }
 770
 771     InsertTextObject(aRect.TopLeft(), aRect.GetSize(), sText);
 772 }
 773
 774 void ImpSdrPdfImport::InsertTextObject(const Point& rPos, const Size& rSize, const OUString& rStr)
 775 {
 776     // calc text box size, add 5% to make it fit safely
 777
 778     FontMetric aFontMetric(mpVD->GetFontMetric());
 779     vcl::Font aFont(mpVD->GetFont());
 780     TextAlign eAlignment(aFont.GetAlignment());
 781
 782     // sal_Int32 nTextWidth = static_cast<sal_Int32>(mpVD->GetTextWidth(rStr) * mfScaleX);
 783     sal_Int32 nTextHeight = static_cast<sal_Int32>(mpVD->GetTextHeight() * mfScaleY);
 784
 785     Point aPosition(FRound(rPos.X() * mfScaleX + maOfs.X()),
 786                     FRound(rPos.Y() * mfScaleY + maOfs.Y()));
 787     Size aSize(FRound(rSize.Width() * mfScaleX), FRound(rSize.Height() * mfScaleY));
 788
 789     if (eAlignment == ALIGN_BASELINE)
 790         aPosition.AdjustY(-FRound(aFontMetric.GetAscent() * mfScaleY));
 791     else if (eAlignment == ALIGN_BOTTOM)
 792         aPosition.AdjustY(-nTextHeight);
 793
 794     tools::Rectangle aTextRect(aPosition, aSize);
 795     rtl::Reference<SdrRectObj> pText = new SdrRectObj(*mpModel, SdrObjKind::Text, aTextRect);
 796
 797     pText->SetMergedItem(makeSdrTextUpperDistItem(0));
 798     pText->SetMergedItem(makeSdrTextLowerDistItem(0));
 799     pText->SetMergedItem(makeSdrTextRightDistItem(0));
 800     pText->SetMergedItem(makeSdrTextLeftDistItem(0));
 801
 802     if (aFont.GetAverageFontWidth())
 803     {
 804         pText->ClearMergedItem(SDRATTR_TEXT_AUTOGROWWIDTH);
 805         pText->SetMergedItem(makeSdrTextAutoGrowHeightItem(false));
 806         // don't let the margins eat the space needed for the text
 807         pText->SetMergedItem(SdrTextFitToSizeTypeItem(drawing::TextFitToSizeType_ALLLINES));
 808     }
 809     else
 810     {
 811         pText->SetMergedItem(makeSdrTextAutoGrowWidthItem(true));
 812     }
 813
 814     pText->SetLayer(mnLayer);
 815     pText->NbcSetText(rStr);
 816     SetAttributes(pText.get(), true);
 817     pText->SetSnapRect(aTextRect);
 818
 819     if (!aFont.IsTransparent())
 820     {
 821         SfxItemSetFixed<XATTR_FILL_FIRST, XATTR_FILL_LAST> aAttr(*mpFillAttr->GetPool());
 822         aAttr.Put(XFillStyleItem(drawing::FillStyle_SOLID));
 823         aAttr.Put(XFillColorItem(OUString(), aFont.GetFillColor()));
 824         pText->SetMergedItemSet(aAttr);
 825     }
 826     Degree100 nAngle = to<Degree100>(aFont.GetOrientation());
 827     if (nAngle)
 828         pText->SdrAttrObj::NbcRotate(aPosition, nAngle);
 829     InsertObj(pText.get(), false);
 830 }
 831
 832 void ImpSdrPdfImport::MapScaling()
 833 {
 834     const size_t nCount(maTmpList.size());
 835     const MapMode& rMap = mpVD->GetMapMode();
 836     Point aMapOrg(rMap.GetOrigin());
 837     bool bMov2(aMapOrg.X() != 0 || aMapOrg.Y() != 0);
 838
 839     if (bMov2)
 840     {
 841         for (size_t i = mnMapScalingOfs; i < nCount; i++)
 842         {
 843             SdrObject* pObj = maTmpList[i].get();
 844
 845             pObj->NbcMove(Size(aMapOrg.X(), aMapOrg.Y()));
 846         }
 847     }
 848
 849     mnMapScalingOfs = nCount;
 850 }
 851
 852 void ImpSdrPdfImport::ImportImage(std::unique_ptr<vcl::pdf::PDFiumPageObject> const& pPageObject,
 853                                   int /*nPageObjectIndex*/)
 854 {
 855     std::unique_ptr<vcl::pdf::PDFiumBitmap> bitmap = pPageObject->getImageBitmap();
 856     if (!bitmap)
 857     {
 858         SAL_WARN("sd.filter", "Failed to get IMAGE");
 859         return;
 860     }
 861
 862     const vcl::pdf::PDFBitmapType format = bitmap->getFormat();
 863     if (format == vcl::pdf::PDFBitmapType::Unknown)
 864     {
 865         SAL_WARN("sd.filter", "Failed to get IMAGE format");
 866         return;
 867     }
 868
 869     const unsigned char* pBuf = bitmap->getBuffer();
 870     const int nWidth = bitmap->getWidth();
 871     const int nHeight = bitmap->getHeight();
 872     const int nStride = bitmap->getStride();
 873     BitmapEx aBitmap(Size(nWidth, nHeight), vcl::PixelFormat::N24_BPP);
 874
 875     switch (format)
 876     {
 877         case vcl::pdf::PDFBitmapType::BGR:
 878             ReadRawDIB(aBitmap, pBuf, ScanlineFormat::N24BitTcBgr, nHeight, nStride);
 879             break;
 880         case vcl::pdf::PDFBitmapType::BGRx:
 881             ReadRawDIB(aBitmap, pBuf, ScanlineFormat::N32BitTcRgba, nHeight, nStride);
 882             break;
 883         case vcl::pdf::PDFBitmapType::BGRA:
 884             ReadRawDIB(aBitmap, pBuf, ScanlineFormat::N32BitTcBgra, nHeight, nStride);
 885             break;
 886         default:
 887             SAL_WARN("sd.filter", "Got IMAGE width: " << nWidth << ", height: " << nHeight
 888                                                       << ", stride: " << nStride
 889                                                       << ", format: " << static_cast<int>(format));
 890             break;
 891     }
 892
 893     basegfx::B2DRectangle aBounds = pPageObject->getBounds();
 894     float left = aBounds.getMinX();
 895     // Upside down.
 896     float bottom = aBounds.getMinY();
 897     float right = aBounds.getMaxX();
 898     // Upside down.
 899     float top = aBounds.getMaxY();
 900     tools::Rectangle aRect = PointsToLogic(left, right, top, bottom);
 901     aRect.AdjustRight(1);
 902     aRect.AdjustBottom(1);
 903
 904     rtl::Reference<SdrGrafObj> pGraf = new SdrGrafObj(*mpModel, Graphic(aBitmap), aRect);
 905
 906     // This action is not creating line and fill, set directly, do not use SetAttributes(..)
 907     pGraf->SetMergedItem(XLineStyleItem(drawing::LineStyle_NONE));
 908     pGraf->SetMergedItem(XFillStyleItem(drawing::FillStyle_NONE));
 909     InsertObj(pGraf.get());
 910 }
 911
 912 void ImpSdrPdfImport::ImportPath(std::unique_ptr<vcl::pdf::PDFiumPageObject> const& pPageObject,
 913                                  int /*nPageObjectIndex*/)
 914 {
 915     auto aPathMatrix = pPageObject->getMatrix();
 916
 917     aPathMatrix *= maCurrentMatrix;
 918
 919     basegfx::B2DPolyPolygon aPolyPoly;
 920     basegfx::B2DPolygon aPoly;
 921     std::vector<basegfx::B2DPoint> aBezier;
 922
 923     const int nSegments = pPageObject->getPathSegmentCount();
 924     for (int nSegmentIndex = 0; nSegmentIndex < nSegments; ++nSegmentIndex)
 925     {
 926         auto pPathSegment = pPageObject->getPathSegment(nSegmentIndex);
 927         if (pPathSegment != nullptr)
 928         {
 929             basegfx::B2DPoint aB2DPoint = pPathSegment->getPoint();
 930             aB2DPoint *= aPathMatrix;
 931
 932             const bool bClose = pPathSegment->isClosed();
 933             if (bClose)
 934                 aPoly.setClosed(bClose); // TODO: Review
 935
 936             Point aPoint = PointsToLogic(aB2DPoint.getX(), aB2DPoint.getY());
 937             aB2DPoint.setX(aPoint.X());
 938             aB2DPoint.setY(aPoint.Y());
 939
 940             const vcl::pdf::PDFSegmentType eSegmentType = pPathSegment->getType();
 941             switch (eSegmentType)
 942             {
 943                 case vcl::pdf::PDFSegmentType::Lineto:
 944                     aPoly.append(aB2DPoint);
 945                     break;
 946
 947                 case vcl::pdf::PDFSegmentType::Bezierto:
 948                     aBezier.emplace_back(aB2DPoint.getX(), aB2DPoint.getY());
 949                     if (aBezier.size() == 3)
 950                     {
 951                         aPoly.appendBezierSegment(aBezier[0], aBezier[1], aBezier[2]);
 952                         aBezier.clear();
 953                     }
 954                     break;
 955
 956                 case vcl::pdf::PDFSegmentType::Moveto:
 957                     // New Poly.
 958                     if (aPoly.count() > 0)
 959                     {
 960                         aPolyPoly.append(aPoly, 1);
 961                         aPoly.clear();
 962                     }
 963
 964                     aPoly.append(aB2DPoint);
 965                     break;
 966
 967                 case vcl::pdf::PDFSegmentType::Unknown:
 968                 default:
 969                     SAL_WARN("sd.filter", "Unknown path segment type in PDF: "
 970                                               << static_cast<int>(eSegmentType));
 971                     break;
 972             }
 973         }
 974     }
 975
 976     if (aBezier.size() == 3)
 977     {
 978         aPoly.appendBezierSegment(aBezier[0], aBezier[1], aBezier[2]);
 979         aBezier.clear();
 980     }
 981
 982     if (aPoly.count() > 0)
 983     {
 984         aPolyPoly.append(aPoly, 1);
 985         aPoly.clear();
 986     }
 987
 988     const basegfx::B2DHomMatrix aTransform(
 989         basegfx::utils::createScaleTranslateB2DHomMatrix(mfScaleX, mfScaleY, maOfs.X(), maOfs.Y()));
 990     aPolyPoly.transform(aTransform);
 991
 992     float fWidth = pPageObject->getStrokeWidth();
 993     const double dWidth = 0.5 * fabs(std::hypot(aPathMatrix.a(), aPathMatrix.c()) * fWidth);
 994     mnLineWidth = convertPointToMm100(dWidth);
 995
 996     vcl::pdf::PDFFillMode nFillMode = vcl::pdf::PDFFillMode::Alternate;
 997     bool bStroke = true; // Assume we have to draw, unless told otherwise.
 998     if (pPageObject->getDrawMode(nFillMode, bStroke))
 999     {
1000         if (nFillMode == vcl::pdf::PDFFillMode::Alternate)
1001             mpVD->SetDrawMode(DrawModeFlags::Default);
1002         else if (nFillMode == vcl::pdf::PDFFillMode::Winding)
1003             mpVD->SetDrawMode(DrawModeFlags::Default);
1004         else
1005             mpVD->SetDrawMode(DrawModeFlags::NoFill);
1006     }
1007
1008     mpVD->SetFillColor(pPageObject->getFillColor());
1009
1010     if (bStroke)
1011     {
1012         mpVD->SetLineColor(pPageObject->getStrokeColor());
1013     }
1014     else
1015         mpVD->SetLineColor(COL_TRANSPARENT);
1016
1017     if (!mbLastObjWasPolyWithoutLine || !CheckLastPolyLineAndFillMerge(aPolyPoly))
1018     {
1019         rtl::Reference<SdrPathObj> pPath
1020             = new SdrPathObj(*mpModel, SdrObjKind::Polygon, std::move(aPolyPoly));
1021         SetAttributes(pPath.get());
1022         InsertObj(pPath.get(), false);
1023     }
1024 }
1025
1026 Point ImpSdrPdfImport::PointsToLogic(double x, double y) const
1027 {
1028     y = correctVertOrigin(y);
1029
1030     Point aPos(convertPointToMm100(x), convertPointToMm100(y));
1031     return aPos;
1032 }
1033
1034 tools::Rectangle ImpSdrPdfImport::PointsToLogic(double left, double right, double top,
1035                                                 double bottom) const
1036 {
1037     top = correctVertOrigin(top);
1038     bottom = correctVertOrigin(bottom);
1039
1040     Point aPos(convertPointToMm100(left), convertPointToMm100(top));
1041     Size aSize(convertPointToMm100(right - left), convertPointToMm100(bottom - top));
1042
1043     return tools::Rectangle(aPos, aSize);
1044 }
1045
1046 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */