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libreoffice/svx/source/svdraw/svdpdf.cxx
Daniel Baumann 8e63e14cf6
Adding upstream version 4:25.2.3.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
2025-06-22 16:20:04 +02:00

1047 lines
35 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#include <svdpdf.hxx>
#include <tools/UnitConversion.hxx>
#include <vcl/graph.hxx>
#include <vcl/vectorgraphicdata.hxx>
#include <editeng/eeitem.hxx>
#include <editeng/fhgtitem.hxx>
#include <editeng/wghtitem.hxx>
#include <editeng/postitem.hxx>
#include <editeng/udlnitem.hxx>
#include <editeng/crossedoutitem.hxx>
#include <editeng/shdditem.hxx>
#include <svx/xlnclit.hxx>
#include <svx/xlncapit.hxx>
#include <svx/xlnwtit.hxx>
#include <svx/xflclit.hxx>
#include <editeng/fontitem.hxx>
#include <editeng/wrlmitem.hxx>
#include <editeng/contouritem.hxx>
#include <editeng/colritem.hxx>
#include <vcl/metric.hxx>
#include <editeng/charscaleitem.hxx>
#include <svx/sdtditm.hxx>
#include <svx/sdtagitm.hxx>
#include <svx/sdtfsitm.hxx>
#include <svx/svdmodel.hxx>
#include <svx/svdpage.hxx>
#include <svx/svdobj.hxx>
#include <svx/svdotext.hxx>
#include <svx/svdorect.hxx>
#include <svx/svdograf.hxx>
#include <svx/svdopath.hxx>
#include <svx/svdetc.hxx>
#include <svl/itemset.hxx>
#include <basegfx/polygon/b2dpolygon.hxx>
#include <tools/helpers.hxx>
#include <basegfx/matrix/b2dhommatrix.hxx>
#include <basegfx/matrix/b2dhommatrixtools.hxx>
#include <svx/xlinjoit.hxx>
#include <svx/xlndsit.hxx>
#include <basegfx/polygon/b2dpolygonclipper.hxx>
#include <svx/xbtmpit.hxx>
#include <svx/xfillit0.hxx>
#include <svx/xflbmtit.hxx>
#include <svx/xflbstit.hxx>
#include <svx/xlineit0.hxx>
#include <basegfx/polygon/b2dpolypolygontools.hxx>
#include <svx/svditer.hxx>
#include <svx/svdogrp.hxx>
#include <vcl/dibtools.hxx>
#include <sal/log.hxx>
#include <osl/diagnose.h>
using namespace com::sun::star;
ImpSdrPdfImport::ImpSdrPdfImport(SdrModel& rModel, SdrLayerID nLay, const tools::Rectangle& rRect,
Graphic const& rGraphic)
: mpVD(VclPtr<VirtualDevice>::Create())
, maScaleRect(rRect)
, mnMapScalingOfs(0)
, mpModel(&rModel)
, mnLayer(nLay)
, mnLineWidth(0)
, maDash(css::drawing::DashStyle_RECT, 0, 0, 0, 0, 0)
, mbMov(false)
, mbSize(false)
, maOfs(0, 0)
, mfScaleX(1.0)
, mfScaleY(1.0)
, maScaleX(1.0)
, maScaleY(1.0)
, mbFntDirty(true)
, mbLastObjWasPolyWithoutLine(false)
, mbNoLine(false)
, mbNoFill(false)
, mnPageCount(0)
, mdPageHeightPts(0)
, mpPDFium(vcl::pdf::PDFiumLibrary::get())
{
mpVD->EnableOutput(false);
mpVD->SetLineColor();
mpVD->SetFillColor();
maOldLineColor.SetRed(mpVD->GetLineColor().GetRed() + 1);
mpLineAttr = std::make_unique<SfxItemSetFixed<XATTR_LINE_FIRST, XATTR_LINE_LAST>>(
rModel.GetItemPool());
mpFillAttr = std::make_unique<SfxItemSetFixed<XATTR_FILL_FIRST, XATTR_FILL_LAST>>(
rModel.GetItemPool());
mpTextAttr
= std::make_unique<SfxItemSetFixed<EE_ITEMS_START, EE_ITEMS_END>>(rModel.GetItemPool());
checkClip();
// Load the buffer using pdfium.
auto const& rVectorGraphicData = rGraphic.getVectorGraphicData();
auto* pData = rVectorGraphicData->getBinaryDataContainer().getData();
sal_Int32 nSize = rVectorGraphicData->getBinaryDataContainer().getSize();
mpPdfDocument = mpPDFium ? mpPDFium->openDocument(pData, nSize, OString()) : nullptr;
if (!mpPdfDocument)
return;
mnPageCount = mpPdfDocument->getPageCount();
}
ImpSdrPdfImport::~ImpSdrPdfImport() = default;
void ImpSdrPdfImport::DoObjects(SvdProgressInfo* pProgrInfo, sal_uInt32* pActionsToReport,
int nPageIndex)
{
const int nPageCount = mpPdfDocument->getPageCount();
if (!(nPageCount > 0 && nPageIndex >= 0 && nPageIndex < nPageCount))
return;
// Render next page.
auto pPdfPage = mpPdfDocument->openPage(nPageIndex);
if (!pPdfPage)
return;
basegfx::B2DSize dPageSize = mpPdfDocument->getPageSize(nPageIndex);
SetupPageScale(dPageSize.getWidth(), dPageSize.getHeight());
// Load the page text to extract it when we get text elements.
auto pTextPage = pPdfPage->getTextPage();
const int nPageObjectCount = pPdfPage->getObjectCount();
if (pProgrInfo)
pProgrInfo->SetActionCount(nPageObjectCount);
for (int nPageObjectIndex = 0; nPageObjectIndex < nPageObjectCount; ++nPageObjectIndex)
{
auto pPageObject = pPdfPage->getObject(nPageObjectIndex);
ImportPdfObject(pPageObject, pTextPage, nPageObjectIndex);
if (pProgrInfo && pActionsToReport)
{
(*pActionsToReport)++;
if (*pActionsToReport >= 16)
{
if (!pProgrInfo->ReportActions(*pActionsToReport))
break;
*pActionsToReport = 0;
}
}
}
}
void ImpSdrPdfImport::SetupPageScale(const double dPageWidth, const double dPageHeight)
{
mfScaleX = mfScaleY = 1.0;
// Store the page dimensions in Points.
mdPageHeightPts = dPageHeight;
Size aPageSize(convertPointToMm100(dPageWidth), convertPointToMm100(dPageHeight));
if (aPageSize.Width() && aPageSize.Height() && (!maScaleRect.IsEmpty()))
{
maOfs = maScaleRect.TopLeft();
if (aPageSize.Width() != (maScaleRect.GetWidth() - 1))
{
mfScaleX = static_cast<double>(maScaleRect.GetWidth() - 1)
/ static_cast<double>(aPageSize.Width());
}
if (aPageSize.Height() != (maScaleRect.GetHeight() - 1))
{
mfScaleY = static_cast<double>(maScaleRect.GetHeight() - 1)
/ static_cast<double>(aPageSize.Height());
}
}
mbMov = maOfs.X() != 0 || maOfs.Y() != 0;
mbSize = false;
maScaleX = Fraction(1, 1);
maScaleY = Fraction(1, 1);
if (aPageSize.Width() != (maScaleRect.GetWidth() - 1))
{
maScaleX = Fraction(maScaleRect.GetWidth() - 1, aPageSize.Width());
mbSize = true;
}
if (aPageSize.Height() != (maScaleRect.GetHeight() - 1))
{
maScaleY = Fraction(maScaleRect.GetHeight() - 1, aPageSize.Height());
mbSize = true;
}
}
size_t ImpSdrPdfImport::DoImport(SdrObjList& rOL, size_t nInsPos, int nPageNumber,
SvdProgressInfo* pProgrInfo)
{
sal_uInt32 nActionsToReport(0);
// execute
DoObjects(pProgrInfo, &nActionsToReport, nPageNumber);
if (pProgrInfo)
{
pProgrInfo->ReportActions(nActionsToReport);
nActionsToReport = 0;
}
// MapMode scaling
MapScaling();
// To calculate the progress meter, we use GetActionSize()*3.
// However, maTmpList has a lower entry count limit than GetActionSize(),
// so the actions that were assumed were too much have to be re-added.
// nActionsToReport = (rMtf.GetActionSize() - maTmpList.size()) * 2;
// announce all currently unannounced rescales
if (pProgrInfo)
{
pProgrInfo->ReportRescales(nActionsToReport);
pProgrInfo->SetInsertCount(maTmpList.size());
}
nActionsToReport = 0;
// insert all objects cached in aTmpList now into rOL from nInsPos
nInsPos = std::min(nInsPos, rOL.GetObjCount());
for (rtl::Reference<SdrObject>& pObj : maTmpList)
{
rOL.NbcInsertObject(pObj.get(), nInsPos);
nInsPos++;
if (pProgrInfo)
{
nActionsToReport++;
if (nActionsToReport >= 32) // update all 32 actions
{
pProgrInfo->ReportInserts(nActionsToReport);
nActionsToReport = 0;
}
}
}
// report all remaining inserts for the last time
if (pProgrInfo)
{
pProgrInfo->ReportInserts(nActionsToReport);
}
return maTmpList.size();
}
void ImpSdrPdfImport::SetAttributes(SdrObject* pObj, bool bForceTextAttr)
{
mbNoLine = false;
mbNoFill = false;
bool bLine(!bForceTextAttr);
bool bFill(!pObj || (pObj->IsClosedObj() && !bForceTextAttr));
bool bText(bForceTextAttr || (pObj && pObj->GetOutlinerParaObject()));
if (bLine)
{
if (mnLineWidth)
{
mpLineAttr->Put(XLineWidthItem(mnLineWidth));
}
else
{
mpLineAttr->Put(XLineWidthItem(0));
}
maOldLineColor = mpVD->GetLineColor();
if (mpVD->IsLineColor())
{
mpLineAttr->Put(XLineStyleItem(drawing::LineStyle_SOLID)); //TODO support dashed lines.
mpLineAttr->Put(XLineColorItem(OUString(), mpVD->GetLineColor()));
}
else
{
mpLineAttr->Put(XLineStyleItem(drawing::LineStyle_NONE));
}
mpLineAttr->Put(XLineJointItem(css::drawing::LineJoint_NONE));
// Add LineCap support
mpLineAttr->Put(XLineCapItem(gaLineCap));
if (((maDash.GetDots() && maDash.GetDotLen())
|| (maDash.GetDashes() && maDash.GetDashLen()))
&& maDash.GetDistance())
{
mpLineAttr->Put(XLineDashItem(OUString(), maDash));
}
else
{
mpLineAttr->Put(XLineDashItem(OUString(), XDash(css::drawing::DashStyle_RECT)));
}
}
else
{
mbNoLine = true;
}
if (bFill)
{
if (mpVD->IsFillColor())
{
mpFillAttr->Put(XFillStyleItem(drawing::FillStyle_SOLID));
mpFillAttr->Put(XFillColorItem(OUString(), mpVD->GetFillColor()));
}
else
{
mpFillAttr->Put(XFillStyleItem(drawing::FillStyle_NONE));
}
}
else
{
mbNoFill = true;
}
if (bText && mbFntDirty)
{
vcl::Font aFnt(mpVD->GetFont());
const sal_uInt32 nHeight(
basegfx::fround<sal_uInt32>(aFnt.GetFontSize().Height() * mfScaleY));
mpTextAttr->Put(SvxFontItem(aFnt.GetFamilyType(), aFnt.GetFamilyName(), aFnt.GetStyleName(),
aFnt.GetPitch(), aFnt.GetCharSet(), EE_CHAR_FONTINFO));
mpTextAttr->Put(SvxFontItem(aFnt.GetFamilyType(), aFnt.GetFamilyName(), aFnt.GetStyleName(),
aFnt.GetPitch(), aFnt.GetCharSet(), EE_CHAR_FONTINFO_CJK));
mpTextAttr->Put(SvxFontItem(aFnt.GetFamilyType(), aFnt.GetFamilyName(), aFnt.GetStyleName(),
aFnt.GetPitch(), aFnt.GetCharSet(), EE_CHAR_FONTINFO_CTL));
mpTextAttr->Put(SvxPostureItem(aFnt.GetItalic(), EE_CHAR_ITALIC));
mpTextAttr->Put(SvxWeightItem(aFnt.GetWeight(), EE_CHAR_WEIGHT));
mpTextAttr->Put(SvxFontHeightItem(nHeight, 100, EE_CHAR_FONTHEIGHT));
mpTextAttr->Put(SvxFontHeightItem(nHeight, 100, EE_CHAR_FONTHEIGHT_CJK));
mpTextAttr->Put(SvxFontHeightItem(nHeight, 100, EE_CHAR_FONTHEIGHT_CTL));
mpTextAttr->Put(SvxCharScaleWidthItem(100, EE_CHAR_FONTWIDTH));
mpTextAttr->Put(SvxUnderlineItem(aFnt.GetUnderline(), EE_CHAR_UNDERLINE));
mpTextAttr->Put(SvxOverlineItem(aFnt.GetOverline(), EE_CHAR_OVERLINE));
mpTextAttr->Put(SvxCrossedOutItem(aFnt.GetStrikeout(), EE_CHAR_STRIKEOUT));
mpTextAttr->Put(SvxShadowedItem(aFnt.IsShadow(), EE_CHAR_SHADOW));
// #i118485# Setting this item leads to problems (written #i118498# for this)
// mpTextAttr->Put(SvxAutoKernItem(aFnt.IsKerning(), EE_CHAR_KERNING));
mpTextAttr->Put(SvxWordLineModeItem(aFnt.IsWordLineMode(), EE_CHAR_WLM));
mpTextAttr->Put(SvxContourItem(aFnt.IsOutline(), EE_CHAR_OUTLINE));
mpTextAttr->Put(SvxColorItem(mpVD->GetTextColor(), EE_CHAR_COLOR));
//... svxfont textitem svditext
mbFntDirty = false;
}
if (!pObj)
return;
pObj->SetLayer(mnLayer);
if (bLine)
{
pObj->SetMergedItemSet(*mpLineAttr);
}
if (bFill)
{
pObj->SetMergedItemSet(*mpFillAttr);
}
if (bText)
{
pObj->SetMergedItemSet(*mpTextAttr);
pObj->SetMergedItem(SdrTextHorzAdjustItem(SDRTEXTHORZADJUST_LEFT));
}
}
void ImpSdrPdfImport::InsertObj(SdrObject* pObj1, bool bScale)
{
rtl::Reference<SdrObject> pObj = pObj1;
if (bScale && !maScaleRect.IsEmpty())
{
if (mbSize)
{
pObj->NbcResize(Point(), maScaleX, maScaleY);
}
if (mbMov)
{
pObj->NbcMove(Size(maOfs.X(), maOfs.Y()));
}
}
if (isClip())
{
const basegfx::B2DPolyPolygon aPoly(pObj->TakeXorPoly());
const basegfx::B2DRange aOldRange(aPoly.getB2DRange());
const SdrLayerID aOldLayer(pObj->GetLayer());
const SfxItemSet aOldItemSet(pObj->GetMergedItemSet());
const SdrGrafObj* pSdrGrafObj = dynamic_cast<SdrGrafObj*>(pObj.get());
const SdrTextObj* pSdrTextObj = DynCastSdrTextObj(pObj.get());
if (pSdrTextObj && pSdrTextObj->HasText())
{
// all text objects are created from ImportText and have no line or fill attributes, so
// it is okay to concentrate on the text itself
while (true)
{
const basegfx::B2DPolyPolygon aTextContour(pSdrTextObj->TakeContour());
const basegfx::B2DRange aTextRange(aTextContour.getB2DRange());
const basegfx::B2DRange aClipRange(maClip.getB2DRange());
// no overlap -> completely outside
if (!aClipRange.overlaps(aTextRange))
{
pObj.clear();
break;
}
// when the clip is a rectangle fast check for inside is possible
if (basegfx::utils::isRectangle(maClip) && aClipRange.isInside(aTextRange))
{
// completely inside ClipRect
break;
}
// here text needs to be clipped; to do so, convert to SdrObjects with polygons
// and add these recursively. Delete original object, do not add in this run
rtl::Reference<SdrObject> pConverted = pSdrTextObj->ConvertToPolyObj(true, true);
pObj.clear();
if (pConverted)
{
// recursively add created conversion; per definition this shall not
// contain further SdrTextObjs. Visit only non-group objects
SdrObjListIter aIter(*pConverted, SdrIterMode::DeepNoGroups);
// work with clones; the created conversion may contain group objects
// and when working with the original objects the loop itself could
// break and the cleanup later would be pretty complicated (only delete group
// objects, are these empty, ...?)
while (aIter.IsMore())
{
SdrObject* pCandidate = aIter.Next();
OSL_ENSURE(pCandidate && dynamic_cast<SdrObjGroup*>(pCandidate) == nullptr,
"SdrObjListIter with SdrIterMode::DeepNoGroups error (!)");
rtl::Reference<SdrObject> pNewClone(
pCandidate->CloneSdrObject(pCandidate->getSdrModelFromSdrObject()));
if (pNewClone)
{
InsertObj(pNewClone.get(), false);
}
else
{
OSL_ENSURE(false, "SdrObject::Clone() failed (!)");
}
}
}
break;
}
}
else
{
BitmapEx aBitmapEx;
if (pSdrGrafObj)
{
aBitmapEx = pSdrGrafObj->GetGraphic().GetBitmapEx();
}
pObj.clear();
if (!aOldRange.isEmpty())
{
// clip against ClipRegion
const basegfx::B2DPolyPolygon aNewPoly(basegfx::utils::clipPolyPolygonOnPolyPolygon(
aPoly, maClip, true, !aPoly.isClosed()));
const basegfx::B2DRange aNewRange(aNewPoly.getB2DRange());
if (!aNewRange.isEmpty())
{
pObj = new SdrPathObj(
*mpModel, aNewPoly.isClosed() ? SdrObjKind::Polygon : SdrObjKind::PolyLine,
aNewPoly);
pObj->SetLayer(aOldLayer);
pObj->SetMergedItemSet(aOldItemSet);
if (!aBitmapEx.IsEmpty())
{
// aNewRange is inside of aOldRange and defines which part of aBitmapEx is used
const double fScaleX(aBitmapEx.GetSizePixel().Width()
/ (aOldRange.getWidth() ? aOldRange.getWidth() : 1.0));
const double fScaleY(
aBitmapEx.GetSizePixel().Height()
/ (aOldRange.getHeight() ? aOldRange.getHeight() : 1.0));
basegfx::B2DRange aPixel(aNewRange);
basegfx::B2DHomMatrix aTrans;
aTrans.translate(-aOldRange.getMinX(), -aOldRange.getMinY());
aTrans.scale(fScaleX, fScaleY);
aPixel.transform(aTrans);
const Size aOrigSizePixel(aBitmapEx.GetSizePixel());
const Point aClipTopLeft(
basegfx::fround<tools::Long>(floor(std::max(0.0, aPixel.getMinX()))),
basegfx::fround<tools::Long>(floor(std::max(0.0, aPixel.getMinY()))));
const Size aClipSize(
basegfx::fround<tools::Long>(ceil(std::min(
static_cast<double>(aOrigSizePixel.Width()), aPixel.getWidth()))),
basegfx::fround<tools::Long>(
ceil(std::min(static_cast<double>(aOrigSizePixel.Height()),
aPixel.getHeight()))));
const BitmapEx aClippedBitmap(aBitmapEx, aClipTopLeft, aClipSize);
pObj->SetMergedItem(XFillStyleItem(drawing::FillStyle_BITMAP));
pObj->SetMergedItem(XFillBitmapItem(OUString(), Graphic(aClippedBitmap)));
pObj->SetMergedItem(XFillBmpTileItem(false));
pObj->SetMergedItem(XFillBmpStretchItem(true));
}
}
}
}
}
if (!pObj)
return;
// #i111954# check object for visibility
// used are SdrPathObj, SdrRectObj, SdrCircObj, SdrGrafObj
bool bVisible(false);
if (pObj->HasLineStyle())
{
bVisible = true;
}
if (!bVisible && pObj->HasFillStyle())
{
bVisible = true;
}
if (!bVisible)
{
SdrTextObj* pTextObj = DynCastSdrTextObj(pObj.get());
if (pTextObj && pTextObj->HasText())
{
bVisible = true;
}
}
if (!bVisible)
{
SdrGrafObj* pGrafObj = dynamic_cast<SdrGrafObj*>(pObj.get());
if (pGrafObj)
{
// this may be refined to check if the graphic really is visible. It
// is here to ensure that graphic objects without fill, line and text
// get created
bVisible = true;
}
}
if (bVisible)
{
maTmpList.push_back(pObj);
if (dynamic_cast<SdrPathObj*>(pObj.get()))
{
const bool bClosed(pObj->IsClosedObj());
mbLastObjWasPolyWithoutLine = mbNoLine && bClosed;
}
else
{
mbLastObjWasPolyWithoutLine = false;
}
}
}
bool ImpSdrPdfImport::CheckLastPolyLineAndFillMerge(const basegfx::B2DPolyPolygon& rPolyPolygon)
{
// #i73407# reformulation to use new B2DPolygon classes
if (mbLastObjWasPolyWithoutLine)
{
SdrObject* pTmpObj = !maTmpList.empty() ? maTmpList[maTmpList.size() - 1].get() : nullptr;
SdrPathObj* pLastPoly = dynamic_cast<SdrPathObj*>(pTmpObj);
if (pLastPoly)
{
if (pLastPoly->GetPathPoly() == rPolyPolygon)
{
SetAttributes(nullptr);
if (!mbNoLine && mbNoFill)
{
pLastPoly->SetMergedItemSet(*mpLineAttr);
return true;
}
}
}
}
return false;
}
void ImpSdrPdfImport::checkClip()
{
if (mpVD->IsClipRegion())
{
maClip = mpVD->GetClipRegion().GetAsB2DPolyPolygon();
if (isClip())
{
const basegfx::B2DHomMatrix aTransform(basegfx::utils::createScaleTranslateB2DHomMatrix(
mfScaleX, mfScaleY, maOfs.X(), maOfs.Y()));
maClip.transform(aTransform);
}
}
}
bool ImpSdrPdfImport::isClip() const { return !maClip.getB2DRange().isEmpty(); }
void ImpSdrPdfImport::ImportPdfObject(
std::unique_ptr<vcl::pdf::PDFiumPageObject> const& pPageObject,
std::unique_ptr<vcl::pdf::PDFiumTextPage> const& pTextPage, int nPageObjectIndex)
{
if (!pPageObject)
return;
const vcl::pdf::PDFPageObjectType ePageObjectType = pPageObject->getType();
switch (ePageObjectType)
{
case vcl::pdf::PDFPageObjectType::Text:
ImportText(pPageObject, pTextPage, nPageObjectIndex);
break;
case vcl::pdf::PDFPageObjectType::Path:
ImportPath(pPageObject, nPageObjectIndex);
break;
case vcl::pdf::PDFPageObjectType::Image:
ImportImage(pPageObject, nPageObjectIndex);
break;
case vcl::pdf::PDFPageObjectType::Shading:
SAL_WARN("sd.filter", "Got page object SHADING: " << nPageObjectIndex);
break;
case vcl::pdf::PDFPageObjectType::Form:
ImportForm(pPageObject, pTextPage, nPageObjectIndex);
break;
default:
SAL_WARN("sd.filter", "Unknown PDF page object #" << nPageObjectIndex << " of type: "
<< static_cast<int>(ePageObjectType));
break;
}
}
void ImpSdrPdfImport::ImportForm(std::unique_ptr<vcl::pdf::PDFiumPageObject> const& pPageObject,
std::unique_ptr<vcl::pdf::PDFiumTextPage> const& pTextPage,
int /*nPageObjectIndex*/)
{
// Get the form matrix to perform correct translation/scaling of the form sub-objects.
const basegfx::B2DHomMatrix aOldMatrix = maCurrentMatrix;
maCurrentMatrix = pPageObject->getMatrix();
const int nCount = pPageObject->getFormObjectCount();
for (int nIndex = 0; nIndex < nCount; ++nIndex)
{
auto pFormObject = pPageObject->getFormObject(nIndex);
ImportPdfObject(pFormObject, pTextPage, -1);
}
// Restore the old one.
maCurrentMatrix = aOldMatrix;
}
void ImpSdrPdfImport::ImportText(std::unique_ptr<vcl::pdf::PDFiumPageObject> const& pPageObject,
std::unique_ptr<vcl::pdf::PDFiumTextPage> const& pTextPage,
int /*nPageObjectIndex*/)
{
basegfx::B2DRectangle aTextRect = pPageObject->getBounds();
basegfx::B2DHomMatrix aMatrix = pPageObject->getMatrix();
basegfx::B2DHomMatrix aTextMatrix(maCurrentMatrix);
aTextRect *= aTextMatrix;
const tools::Rectangle aRect = PointsToLogic(aTextRect.getMinX(), aTextRect.getMaxX(),
aTextRect.getMinY(), aTextRect.getMaxY());
OUString sText = pPageObject->getText(pTextPage);
const double dFontSize = pPageObject->getFontSize();
double dFontSizeH = fabs(std::hypot(aMatrix.a(), aMatrix.c()) * dFontSize);
double dFontSizeV = fabs(std::hypot(aMatrix.b(), aMatrix.d()) * dFontSize);
dFontSizeH = convertPointToMm100(dFontSizeH);
dFontSizeV = convertPointToMm100(dFontSizeV);
const Size aFontSize(dFontSizeH, dFontSizeV);
vcl::Font aFnt = mpVD->GetFont();
if (aFontSize != aFnt.GetFontSize())
{
aFnt.SetFontSize(aFontSize);
mpVD->SetFont(aFnt);
mbFntDirty = true;
}
OUString sFontName = pPageObject->getFontName();
if (!sFontName.isEmpty() && sFontName != aFnt.GetFamilyName())
{
aFnt.SetFamilyName(sFontName);
mpVD->SetFont(aFnt);
mbFntDirty = true;
}
Color aTextColor(COL_TRANSPARENT);
bool bFill = false;
bool bUse = true;
switch (pPageObject->getTextRenderMode())
{
case vcl::pdf::PDFTextRenderMode::Fill:
case vcl::pdf::PDFTextRenderMode::FillClip:
case vcl::pdf::PDFTextRenderMode::FillStroke:
case vcl::pdf::PDFTextRenderMode::FillStrokeClip:
bFill = true;
break;
case vcl::pdf::PDFTextRenderMode::Stroke:
case vcl::pdf::PDFTextRenderMode::StrokeClip:
case vcl::pdf::PDFTextRenderMode::Unknown:
break;
case vcl::pdf::PDFTextRenderMode::Invisible:
case vcl::pdf::PDFTextRenderMode::Clip:
bUse = false;
break;
}
if (bUse)
{
Color aColor = bFill ? pPageObject->getFillColor() : pPageObject->getStrokeColor();
if (aColor != COL_TRANSPARENT)
aTextColor = aColor.GetRGBColor();
}
if (aTextColor != mpVD->GetTextColor())
{
mpVD->SetTextColor(aTextColor);
mbFntDirty = true;
}
InsertTextObject(aRect.TopLeft(), aRect.GetSize(), sText);
}
void ImpSdrPdfImport::InsertTextObject(const Point& rPos, const Size& rSize, const OUString& rStr)
{
// calc text box size, add 5% to make it fit safely
FontMetric aFontMetric(mpVD->GetFontMetric());
vcl::Font aFont(mpVD->GetFont());
TextAlign eAlignment(aFont.GetAlignment());
// sal_Int32 nTextWidth = static_cast<sal_Int32>(mpVD->GetTextWidth(rStr) * mfScaleX);
sal_Int32 nTextHeight = static_cast<sal_Int32>(mpVD->GetTextHeight() * mfScaleY);
Point aPosition(basegfx::fround<tools::Long>(rPos.X() * mfScaleX + maOfs.X()),
basegfx::fround<tools::Long>(rPos.Y() * mfScaleY + maOfs.Y()));
Size aSize(basegfx::fround<tools::Long>(rSize.Width() * mfScaleX),
basegfx::fround<tools::Long>(rSize.Height() * mfScaleY));
if (eAlignment == ALIGN_BASELINE)
aPosition.AdjustY(basegfx::fround<tools::Long>(aFontMetric.GetAscent() * -mfScaleY));
else if (eAlignment == ALIGN_BOTTOM)
aPosition.AdjustY(-nTextHeight);
tools::Rectangle aTextRect(aPosition, aSize);
rtl::Reference<SdrRectObj> pText = new SdrRectObj(*mpModel, SdrObjKind::Text, aTextRect);
pText->SetMergedItem(makeSdrTextUpperDistItem(0));
pText->SetMergedItem(makeSdrTextLowerDistItem(0));
pText->SetMergedItem(makeSdrTextRightDistItem(0));
pText->SetMergedItem(makeSdrTextLeftDistItem(0));
if (aFont.GetAverageFontWidth())
{
pText->ClearMergedItem(SDRATTR_TEXT_AUTOGROWWIDTH);
pText->SetMergedItem(makeSdrTextAutoGrowHeightItem(false));
// don't let the margins eat the space needed for the text
pText->SetMergedItem(SdrTextFitToSizeTypeItem(drawing::TextFitToSizeType_ALLLINES));
}
else
{
pText->SetMergedItem(makeSdrTextAutoGrowWidthItem(true));
}
pText->SetLayer(mnLayer);
pText->NbcSetText(rStr);
SetAttributes(pText.get(), true);
pText->SetSnapRect(aTextRect);
if (!aFont.IsTransparent())
{
SfxItemSetFixed<XATTR_FILL_FIRST, XATTR_FILL_LAST> aAttr(*mpFillAttr->GetPool());
aAttr.Put(XFillStyleItem(drawing::FillStyle_SOLID));
aAttr.Put(XFillColorItem(OUString(), aFont.GetFillColor()));
pText->SetMergedItemSet(aAttr);
}
Degree100 nAngle = to<Degree100>(aFont.GetOrientation());
if (nAngle)
pText->SdrAttrObj::NbcRotate(aPosition, nAngle);
InsertObj(pText.get(), false);
}
void ImpSdrPdfImport::MapScaling()
{
const size_t nCount(maTmpList.size());
const MapMode& rMap = mpVD->GetMapMode();
Point aMapOrg(rMap.GetOrigin());
bool bMov2(aMapOrg.X() != 0 || aMapOrg.Y() != 0);
if (bMov2)
{
for (size_t i = mnMapScalingOfs; i < nCount; i++)
{
SdrObject* pObj = maTmpList[i].get();
pObj->NbcMove(Size(aMapOrg.X(), aMapOrg.Y()));
}
}
mnMapScalingOfs = nCount;
}
void ImpSdrPdfImport::ImportImage(std::unique_ptr<vcl::pdf::PDFiumPageObject> const& pPageObject,
int /*nPageObjectIndex*/)
{
std::unique_ptr<vcl::pdf::PDFiumBitmap> bitmap = pPageObject->getImageBitmap();
if (!bitmap)
{
SAL_WARN("sd.filter", "Failed to get IMAGE");
return;
}
const vcl::pdf::PDFBitmapType format = bitmap->getFormat();
if (format == vcl::pdf::PDFBitmapType::Unknown)
{
SAL_WARN("sd.filter", "Failed to get IMAGE format");
return;
}
const unsigned char* pBuf = bitmap->getBuffer();
const int nWidth = bitmap->getWidth();
const int nHeight = bitmap->getHeight();
const int nStride = bitmap->getStride();
BitmapEx aBitmap(Size(nWidth, nHeight), vcl::PixelFormat::N24_BPP);
switch (format)
{
case vcl::pdf::PDFBitmapType::BGR:
ReadRawDIB(aBitmap, pBuf, ScanlineFormat::N24BitTcBgr, nHeight, nStride);
break;
case vcl::pdf::PDFBitmapType::BGRx:
ReadRawDIB(aBitmap, pBuf, ScanlineFormat::N32BitTcBgra, nHeight, nStride);
break;
case vcl::pdf::PDFBitmapType::BGRA:
ReadRawDIB(aBitmap, pBuf, ScanlineFormat::N32BitTcBgra, nHeight, nStride);
break;
default:
SAL_WARN("sd.filter", "Got IMAGE width: " << nWidth << ", height: " << nHeight
<< ", stride: " << nStride
<< ", format: " << static_cast<int>(format));
break;
}
basegfx::B2DRectangle aBounds = pPageObject->getBounds();
float left = aBounds.getMinX();
// Upside down.
float bottom = aBounds.getMinY();
float right = aBounds.getMaxX();
// Upside down.
float top = aBounds.getMaxY();
tools::Rectangle aRect = PointsToLogic(left, right, top, bottom);
aRect.AdjustRight(1);
aRect.AdjustBottom(1);
rtl::Reference<SdrGrafObj> pGraf = new SdrGrafObj(*mpModel, Graphic(aBitmap), aRect);
// This action is not creating line and fill, set directly, do not use SetAttributes(..)
pGraf->SetMergedItem(XLineStyleItem(drawing::LineStyle_NONE));
pGraf->SetMergedItem(XFillStyleItem(drawing::FillStyle_NONE));
InsertObj(pGraf.get());
}
void ImpSdrPdfImport::ImportPath(std::unique_ptr<vcl::pdf::PDFiumPageObject> const& pPageObject,
int /*nPageObjectIndex*/)
{
auto aPathMatrix = pPageObject->getMatrix();
aPathMatrix *= maCurrentMatrix;
basegfx::B2DPolyPolygon aPolyPoly;
basegfx::B2DPolygon aPoly;
std::vector<basegfx::B2DPoint> aBezier;
const int nSegments = pPageObject->getPathSegmentCount();
for (int nSegmentIndex = 0; nSegmentIndex < nSegments; ++nSegmentIndex)
{
auto pPathSegment = pPageObject->getPathSegment(nSegmentIndex);
if (pPathSegment != nullptr)
{
basegfx::B2DPoint aB2DPoint = pPathSegment->getPoint();
aB2DPoint *= aPathMatrix;
const bool bClose = pPathSegment->isClosed();
if (bClose)
aPoly.setClosed(bClose); // TODO: Review
Point aPoint = PointsToLogic(aB2DPoint.getX(), aB2DPoint.getY());
aB2DPoint.setX(aPoint.X());
aB2DPoint.setY(aPoint.Y());
const vcl::pdf::PDFSegmentType eSegmentType = pPathSegment->getType();
switch (eSegmentType)
{
case vcl::pdf::PDFSegmentType::Lineto:
aPoly.append(aB2DPoint);
break;
case vcl::pdf::PDFSegmentType::Bezierto:
aBezier.emplace_back(aB2DPoint.getX(), aB2DPoint.getY());
if (aBezier.size() == 3)
{
aPoly.appendBezierSegment(aBezier[0], aBezier[1], aBezier[2]);
aBezier.clear();
}
break;
case vcl::pdf::PDFSegmentType::Moveto:
// New Poly.
if (aPoly.count() > 0)
{
aPolyPoly.append(aPoly, 1);
aPoly.clear();
}
aPoly.append(aB2DPoint);
break;
case vcl::pdf::PDFSegmentType::Unknown:
default:
SAL_WARN("sd.filter", "Unknown path segment type in PDF: "
<< static_cast<int>(eSegmentType));
break;
}
}
}
if (aBezier.size() == 3)
{
aPoly.appendBezierSegment(aBezier[0], aBezier[1], aBezier[2]);
aBezier.clear();
}
if (aPoly.count() > 0)
{
aPolyPoly.append(aPoly, 1);
aPoly.clear();
}
const basegfx::B2DHomMatrix aTransform(
basegfx::utils::createScaleTranslateB2DHomMatrix(mfScaleX, mfScaleY, maOfs.X(), maOfs.Y()));
aPolyPoly.transform(aTransform);
float fWidth = pPageObject->getStrokeWidth();
const double dWidth = 0.5 * fabs(std::hypot(aPathMatrix.a(), aPathMatrix.c()) * fWidth);
mnLineWidth = convertPointToMm100(dWidth);
vcl::pdf::PDFFillMode nFillMode = vcl::pdf::PDFFillMode::Alternate;
bool bStroke = true; // Assume we have to draw, unless told otherwise.
if (pPageObject->getDrawMode(nFillMode, bStroke))
{
if (nFillMode == vcl::pdf::PDFFillMode::Alternate)
mpVD->SetDrawMode(DrawModeFlags::Default);
else if (nFillMode == vcl::pdf::PDFFillMode::Winding)
mpVD->SetDrawMode(DrawModeFlags::Default);
else
mpVD->SetDrawMode(DrawModeFlags::NoFill);
}
mpVD->SetFillColor(pPageObject->getFillColor());
if (bStroke)
{
mpVD->SetLineColor(pPageObject->getStrokeColor());
}
else
mpVD->SetLineColor(COL_TRANSPARENT);
if (!mbLastObjWasPolyWithoutLine || !CheckLastPolyLineAndFillMerge(aPolyPoly))
{
rtl::Reference<SdrPathObj> pPath
= new SdrPathObj(*mpModel, SdrObjKind::Polygon, std::move(aPolyPoly));
SetAttributes(pPath.get());
InsertObj(pPath.get(), false);
}
}
Point ImpSdrPdfImport::PointsToLogic(double x, double y) const
{
y = correctVertOrigin(y);
Point aPos(convertPointToMm100(x), convertPointToMm100(y));
return aPos;
}
tools::Rectangle ImpSdrPdfImport::PointsToLogic(double left, double right, double top,
double bottom) const
{
top = correctVertOrigin(top);
bottom = correctVertOrigin(bottom);
Point aPos(convertPointToMm100(left), convertPointToMm100(top));
Size aSize(convertPointToMm100(right - left), convertPointToMm100(bottom - top));
return tools::Rectangle(aPos, aSize);
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */