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libreoffice/svx/source/table/viewcontactoftableobj.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

539 lines
26 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 "viewcontactoftableobj.hxx"
#include <svx/svdotable.hxx>
#include <com/sun/star/table/XTable.hpp>
#include <basegfx/polygon/b2dpolygontools.hxx>
#include <sdr/primitive2d/sdrattributecreator.hxx>
#include <sdr/primitive2d/sdrdecompositiontools.hxx>
#include <sdr/primitive2d/sdrcellprimitive.hxx>
#include <basegfx/matrix/b2dhommatrix.hxx>
#include <sdr/attribute/sdrtextattribute.hxx>
#include <svx/sdr/primitive2d/svx_primitivetypes2d.hxx>
#include <editeng/borderline.hxx>
#include <drawinglayer/attribute/sdrlineattribute.hxx>
#include <drawinglayer/attribute/sdrshadowattribute.hxx>
#include <drawinglayer/primitive2d/sdrdecompositiontools2d.hxx>
#include <drawinglayer/primitive2d/structuretagprimitive2d.hxx>
#include <drawinglayer/primitive2d/transformprimitive2d.hxx>
#include <basegfx/matrix/b2dhommatrixtools.hxx>
#include <svx/sdr/contact/viewobjectcontactofsdrobj.hxx>
#include <svx/sdr/contact/objectcontact.hxx>
#include <svx/svdpage.hxx>
#include <svx/framelink.hxx>
#include <svx/framelinkarray.hxx>
#include <svx/sdooitm.hxx>
#include <utility>
#include <vcl/canvastools.hxx>
#include <o3tl/unit_conversion.hxx>
#include <svx/xfltrit.hxx>
#include <cell.hxx>
#include "tablelayouter.hxx"
using editeng::SvxBorderLine;
using namespace com::sun::star;
namespace drawinglayer::primitive2d
{
Primitive2DReference SdrCellPrimitive2D::create2DDecomposition(const geometry::ViewInformation2D& /*aViewInformation*/) const
{
Primitive2DContainer aContainer;
// prepare unit polygon
const basegfx::B2DPolyPolygon aUnitPolyPolygon(basegfx::utils::createUnitPolygon());
// add fill
if(!getSdrFTAttribute().getFill().isDefault())
{
basegfx::B2DPolyPolygon aTransformed(aUnitPolyPolygon);
aTransformed.transform(getTransform());
aContainer.push_back(
createPolyPolygonFillPrimitive(
aTransformed,
getSdrFTAttribute().getFill(),
getSdrFTAttribute().getFillFloatTransGradient()));
}
else
{
// if no fill create one for HitTest and BoundRect fallback
aContainer.push_back(
createHiddenGeometryPrimitives2D(
true,
aUnitPolyPolygon,
getTransform()));
}
// add text
if(!getSdrFTAttribute().getText().isDefault())
{
aContainer.push_back(
createTextPrimitive(
aUnitPolyPolygon,
getTransform(),
getSdrFTAttribute().getText(),
attribute::SdrLineAttribute(),
true,
false));
}
return new GroupPrimitive2D(std::move(aContainer));
}
bool SdrCellPrimitive2D::operator==(const BasePrimitive2D& rPrimitive) const
{
if(BufferedDecompositionPrimitive2D::operator==(rPrimitive))
{
const SdrCellPrimitive2D& rCompare = static_cast<const SdrCellPrimitive2D&>(rPrimitive);
return (getTransform() == rCompare.getTransform()
&& getSdrFTAttribute() == rCompare.getSdrFTAttribute());
}
return false;
}
// provide unique ID
sal_uInt32 SdrCellPrimitive2D::getPrimitive2DID() const
{
return PRIMITIVE2D_ID_SDRCELLPRIMITIVE2D;
}
} // end of namespace
namespace sdr::contact
{
namespace {
class ViewObjectContactOfTableObj : public ViewObjectContactOfSdrObj
{
public:
ViewObjectContactOfTableObj(ObjectContact& rObjectContact, ViewContact& rViewContact)
: ViewObjectContactOfSdrObj(rObjectContact, rViewContact)
{
}
protected:
virtual void createPrimitive2DSequence(DisplayInfo const& rDisplayInfo, drawinglayer::primitive2d::Primitive2DDecompositionVisitor& rVisitor) const override;
};
} // namespace
static svx::frame::Style impGetLineStyle(
const sdr::table::TableLayouter& rLayouter,
sal_Int32 nX,
sal_Int32 nY,
bool bHorizontal,
sal_Int32 nColCount,
sal_Int32 nRowCount,
bool bIsRTL)
{
if(nX >= 0 && nX <= nColCount && nY >= 0 && nY <= nRowCount)
{
const SvxBorderLine* pLine = rLayouter.getBorderLine(nX, nY, bHorizontal);
if(pLine)
{
// copy line content
SvxBorderLine aLine(*pLine);
// check for mirroring. This shall always be done when it is
// not a top- or rightmost line
bool bMirror(aLine.isDouble());
if(bMirror)
{
if(bHorizontal)
{
// mirror all bottom lines
bMirror = (0 != nY);
}
else
{
// mirror all left lines
bMirror = (bIsRTL ? 0 != nX : nX != nColCount);
}
}
if(bMirror)
{
aLine.SetMirrorWidths( );
}
constexpr double fTwipsToMM(
o3tl::convert(1.0, o3tl::Length::twip, o3tl::Length::mm100));
return svx::frame::Style(&aLine, fTwipsToMM);
}
}
// no success, copy empty line
return svx::frame::Style();
}
static void createPrimitive2DSequenceImpl(
sdr::table::SdrTableObj const& rTableObj,
bool const isTaggedPDF,
drawinglayer::primitive2d::Primitive2DDecompositionVisitor& rVisitor)
{
const rtl::Reference< table::TableModel >& xTable = rTableObj.getUnoTable();
if(xTable.is())
{
// create primitive representation for table. Cell info goes
// directly to aRetval, Border info to aBorderSequence and added
// later to get the correct overlapping
drawinglayer::primitive2d::Primitive2DContainer aRetval;
drawinglayer::primitive2d::Primitive2DContainer aRetvalForShadow;
const sal_Int32 nRowCount(xTable->getRowCount());
const sal_Int32 nColCount(xTable->getColumnCount());
const sal_Int32 nAllCount(nRowCount * nColCount);
SdrPage const*const pPage(rTableObj.getSdrPageFromSdrObject());
if(nAllCount)
{
const sdr::table::TableLayouter& rTableLayouter(rTableObj.getTableLayouter());
const bool bIsRTL(css::text::WritingMode_RL_TB == rTableObj.GetWritingMode());
sdr::table::CellPos aCellPos;
sdr::table::CellRef xCurrentCell;
basegfx::B2IRectangle aCellArea;
// create range using the model data directly. This is in SdrTextObj::aRect which i will access using
// GetGeoRect() to not trigger any calculations. It's the unrotated geometry.
const basegfx::B2DRange aObjectRange = vcl::unotools::b2DRectangleFromRectangle(rTableObj.GetGeoRect());
// To create the CellBorderPrimitives, use the tooling from svx::frame::Array
// which is capable of creating the needed visualization. Fill it during the
// anyways needed run over the table.
svx::frame::Array aArray;
// initialize CellBorderArray for primitive creation
aArray.Initialize(nColCount, nRowCount);
// create single primitives per cell
for(aCellPos.mnRow = 0; aCellPos.mnRow < nRowCount; aCellPos.mnRow++)
{
drawinglayer::primitive2d::Primitive2DContainer row;
// add RowHeight to CellBorderArray for primitive creation
aArray.SetRowHeight(aCellPos.mnRow, rTableLayouter.getRowHeight(aCellPos.mnRow));
for(aCellPos.mnCol = 0; aCellPos.mnCol < nColCount; aCellPos.mnCol++)
{
drawinglayer::primitive2d::Primitive2DContainer cell;
// add ColWidth to CellBorderArray for primitive creation, only
// needs to be done in the 1st run
if(0 == aCellPos.mnRow)
{
aArray.SetColWidth(aCellPos.mnCol, rTableLayouter.getColumnWidth(aCellPos.mnCol));
}
// access the cell
xCurrentCell = xTable->getCell(aCellPos.mnCol, aCellPos.mnRow);
if(xCurrentCell.is())
{
// tdf#135843: Find correct neighbor cell index for merged cells
auto nNextCol = aCellPos.mnCol + xCurrentCell->getColumnSpan();
auto nNextRow = aCellPos.mnRow + xCurrentCell->getRowSpan();
// copy styles for current cell to CellBorderArray for primitive creation
aArray.SetCellStyleLeft(
aCellPos.mnCol, aCellPos.mnRow,
impGetLineStyle(rTableLayouter, aCellPos.mnCol, aCellPos.mnRow,
false, nColCount, nRowCount, bIsRTL));
aArray.SetCellStyleRight(
aCellPos.mnCol, aCellPos.mnRow,
impGetLineStyle(rTableLayouter, nNextCol, aCellPos.mnRow, false,
nColCount, nRowCount, bIsRTL));
aArray.SetCellStyleTop(
aCellPos.mnCol, aCellPos.mnRow,
impGetLineStyle(rTableLayouter, aCellPos.mnCol, aCellPos.mnRow,
true, nColCount, nRowCount, bIsRTL));
aArray.SetCellStyleBottom(
aCellPos.mnCol, aCellPos.mnRow,
impGetLineStyle(rTableLayouter, aCellPos.mnCol, nNextRow, true,
nColCount, nRowCount, bIsRTL));
// ignore merged cells (all except the top-left of a merged cell)
if(!xCurrentCell->isMerged())
{
// check if we are the top-left of a merged cell
const sal_Int32 nXSpan(xCurrentCell->getColumnSpan());
const sal_Int32 nYSpan(xCurrentCell->getRowSpan());
if(nXSpan > 1 || nYSpan > 1)
{
// if merged, set so at CellBorderArray for primitive creation
aArray.SetMergedRange(aCellPos.mnCol, aCellPos.mnRow, aCellPos.mnCol + nXSpan - 1, aCellPos.mnRow + nYSpan - 1);
}
}
}
if(xCurrentCell.is() && !xCurrentCell->isMerged())
{
if(rTableLayouter.getCellArea(xCurrentCell, aCellPos, aCellArea))
{
// create cell transformation matrix
basegfx::B2DHomMatrix aCellMatrix;
aCellMatrix.set(0, 0, static_cast<double>(aCellArea.getWidth()));
aCellMatrix.set(1, 1, static_cast<double>(aCellArea.getHeight()));
aCellMatrix.set(0, 2, static_cast<double>(aCellArea.getMinX()) + aObjectRange.getMinX());
aCellMatrix.set(1, 2, static_cast<double>(aCellArea.getMinY()) + aObjectRange.getMinY());
// handle cell fillings and text
const SfxItemSet& rCellItemSet = xCurrentCell->GetItemSet();
const sal_uInt32 nTextIndex(nColCount * aCellPos.mnRow + aCellPos.mnCol);
const SdrText* pSdrText = rTableObj.getText(nTextIndex);
drawinglayer::attribute::SdrFillTextAttribute aAttribute;
if(pSdrText)
{
// #i101508# take cell's local text frame distances into account
const sal_Int32 nLeft(xCurrentCell->GetTextLeftDistance());
const sal_Int32 nRight(xCurrentCell->GetTextRightDistance());
const sal_Int32 nUpper(xCurrentCell->GetTextUpperDistance());
const sal_Int32 nLower(xCurrentCell->GetTextLowerDistance());
aAttribute = drawinglayer::primitive2d::createNewSdrFillTextAttribute(
rCellItemSet,
pSdrText,
&nLeft,
&nUpper,
&nRight,
&nLower);
}
else
{
aAttribute = drawinglayer::primitive2d::createNewSdrFillTextAttribute(
rCellItemSet,
pSdrText);
}
// always create cell primitives for BoundRect and HitTest
{
const drawinglayer::primitive2d::Primitive2DReference xCellReference(
new drawinglayer::primitive2d::SdrCellPrimitive2D(
aCellMatrix, aAttribute));
cell.append(xCellReference);
}
// Create cell primitive without text.
aAttribute
= drawinglayer::primitive2d::createNewSdrFillTextAttribute(
rCellItemSet, nullptr);
rtl::Reference pCellReference
= new drawinglayer::primitive2d::SdrCellPrimitive2D(
aCellMatrix, aAttribute);
sal_uInt16 nTransparence(
rCellItemSet.Get(XATTR_FILLTRANSPARENCE).GetValue());
if (nTransparence != 0)
{
pCellReference->setTransparenceForShadow(nTransparence);
}
const drawinglayer::primitive2d::Primitive2DReference
xCellReference(pCellReference);
aRetvalForShadow.append(xCellReference);
}
}
if (isTaggedPDF && pPage)
{
// heuristic: if there's a special formatting on
// first row, assume that it's a header row
auto const eType(
aCellPos.mnRow == 0 && rTableObj.getTableStyleSettings().mbUseFirstRow
? vcl::PDFWriter::TableHeader
: vcl::PDFWriter::TableData);
cell = drawinglayer::primitive2d::Primitive2DContainer {
new drawinglayer::primitive2d::StructureTagPrimitive2D(
eType,
pPage->IsMasterPage(),
false,
false,
std::move(cell)) };
}
row.append(cell);
}
if (isTaggedPDF && pPage)
{
row = drawinglayer::primitive2d::Primitive2DContainer {
new drawinglayer::primitive2d::StructureTagPrimitive2D(
vcl::PDFWriter::TableRow,
pPage->IsMasterPage(),
false,
false,
std::move(row)) };
}
aRetval.append(row);
}
// now create all CellBorderPrimitives
drawinglayer::primitive2d::Primitive2DContainer aCellBorderPrimitives(aArray.CreateB2DPrimitiveArray());
if(!aCellBorderPrimitives.empty())
{
// this is already scaled (due to Table in non-uniform coordinates), so
// first transform removing scale
basegfx::B2DHomMatrix aTransform(
basegfx::utils::createScaleB2DHomMatrix(
1.0 / aObjectRange.getWidth(),
1.0 / aObjectRange.getHeight()));
// If RTL, mirror the whole unified table in X and move right.
// This is much easier than taking this into account for the whole
// index calculations
if(bIsRTL)
{
aTransform.scale(-1.0, 1.0);
aTransform.translate(1.0, 0.0);
}
// create object matrix
const GeoStat& rGeoStat(rTableObj.GetGeoStat());
const double fShearX(-rGeoStat.mfTanShearAngle);
const double fRotate(rGeoStat.m_nRotationAngle ? toRadians(36000_deg100 - rGeoStat.m_nRotationAngle) : 0.0);
const basegfx::B2DHomMatrix aObjectMatrix(basegfx::utils::createScaleShearXRotateTranslateB2DHomMatrix(
aObjectRange.getWidth(), aObjectRange.getHeight(), fShearX, fRotate,
aObjectRange.getMinX(), aObjectRange.getMinY()));
// add object matrix to transform. By doing so theoretically
// CellBorders could be also rotated/sheared for the first time ever.
// To completely make that work, the primitives already created in
// aRetval would also have to be based on ObjectMatrix, not only on
// ObjectRange as it currently is.
aTransform *= aObjectMatrix;
// create a transform primitive with this and embed CellBorders
// and append to retval
aRetval.append(
new drawinglayer::primitive2d::TransformPrimitive2D(
aTransform,
drawinglayer::primitive2d::Primitive2DContainer(aCellBorderPrimitives)));
// Borders are always the same for shadow as well.
aRetvalForShadow.append(new drawinglayer::primitive2d::TransformPrimitive2D(
aTransform, std::move(aCellBorderPrimitives)));
}
if(!aRetval.empty())
{
// check and create evtl. shadow for created content
const SfxItemSet& rObjectItemSet = rTableObj.GetMergedItemSet();
const drawinglayer::attribute::SdrShadowAttribute aNewShadowAttribute(
drawinglayer::primitive2d::createNewSdrShadowAttribute(rObjectItemSet));
if(!aNewShadowAttribute.isDefault())
{
// pass in table's transform and scale matrix, to
// correctly scale and align shadows
const basegfx::B2DHomMatrix aTransformScaleMatrix
= basegfx::utils::createScaleTranslateB2DHomMatrix(
aObjectRange.getRange(), aObjectRange.getMinimum());
bool bDirectShadow
= rObjectItemSet.Get(SDRATTR_SHADOW, /*bSrchInParent=*/false)
.GetValue();
if (bDirectShadow)
{
// Shadow as direct formatting: no shadow for text, to be compatible
// with PowerPoint.
aRetval = drawinglayer::primitive2d::createEmbeddedShadowPrimitive(
std::move(aRetval), aNewShadowAttribute, aTransformScaleMatrix,
&aRetvalForShadow);
}
else
{
// Shadow as style: shadow for text, to be backwards-compatible.
aRetval = drawinglayer::primitive2d::createEmbeddedShadowPrimitive(
std::move(aRetval), aNewShadowAttribute, aTransformScaleMatrix);
}
}
}
}
rVisitor.visit(std::move(aRetval));
}
else
{
// take unrotated snap rect (direct model data) for position and size
const basegfx::B2DRange aObjectRange = vcl::unotools::b2DRectangleFromRectangle(rTableObj.GetGeoRect());
// create object matrix
const GeoStat& rGeoStat(rTableObj.GetGeoStat());
const double fShearX(-rGeoStat.mfTanShearAngle);
const double fRotate(rGeoStat.m_nRotationAngle ? toRadians(36000_deg100 - rGeoStat.m_nRotationAngle) : 0.0);
const basegfx::B2DHomMatrix aObjectMatrix(basegfx::utils::createScaleShearXRotateTranslateB2DHomMatrix(
aObjectRange.getWidth(), aObjectRange.getHeight(), fShearX, fRotate,
aObjectRange.getMinX(), aObjectRange.getMinY()));
// created an invisible outline for the cases where no visible content exists
const drawinglayer::primitive2d::Primitive2DReference xReference(
drawinglayer::primitive2d::createHiddenGeometryPrimitives2D(
aObjectMatrix));
rVisitor.visit(xReference);
}
}
void ViewObjectContactOfTableObj::createPrimitive2DSequence(
DisplayInfo const& rDisplayInfo,
drawinglayer::primitive2d::Primitive2DDecompositionVisitor& rVisitor) const
{
bool const isTaggedPDF(GetObjectContact().isExportTaggedPDF());
if (isTaggedPDF)
{
// this will be unbuffered and contain structure tags
const sdr::table::SdrTableObj& rTableObj =
static_cast<const sdr::table::SdrTableObj&>(*GetViewContact().TryToGetSdrObject());
return createPrimitive2DSequenceImpl(rTableObj, true, rVisitor);
}
else
{
// call it via the base class - this is supposed to be buffered
return sdr::contact::ViewObjectContactOfSdrObj::createPrimitive2DSequence(rDisplayInfo, rVisitor);
}
}
void ViewContactOfTableObj::createViewIndependentPrimitive2DSequence(
drawinglayer::primitive2d::Primitive2DDecompositionVisitor& rVisitor) const
{
const sdr::table::SdrTableObj& rTableObj =
static_cast<const sdr::table::SdrTableObj&>(GetSdrObject());
return createPrimitive2DSequenceImpl(rTableObj, false, rVisitor);
}
ViewObjectContact& ViewContactOfTableObj::CreateObjectSpecificViewObjectContact(ObjectContact& rObjectContact)
{
return *new ViewObjectContactOfTableObj(rObjectContact, *this);
}
ViewContactOfTableObj::ViewContactOfTableObj(sdr::table::SdrTableObj& rTableObj)
: ViewContactOfSdrObj(rTableObj)
{
}
ViewContactOfTableObj::~ViewContactOfTableObj()
{
}
} // end of namespace
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */