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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-15 05:54:39 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-15 05:54:39 +0000
commit267c6f2ac71f92999e969232431ba04678e7437e (patch)
tree358c9467650e1d0a1d7227a21dac2e3d08b622b2 /oox/source/drawingml/diagram/diagramhelper.cxx
parentInitial commit. (diff)
downloadlibreoffice-267c6f2ac71f92999e969232431ba04678e7437e.tar.xz
libreoffice-267c6f2ac71f92999e969232431ba04678e7437e.zip
Adding upstream version 4:24.2.0.upstream/4%24.2.0
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'oox/source/drawingml/diagram/diagramhelper.cxx')
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1 files changed, 271 insertions, 0 deletions
diff --git a/oox/source/drawingml/diagram/diagramhelper.cxx b/oox/source/drawingml/diagram/diagramhelper.cxx
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+/* -*- 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 "diagramhelper.hxx"
+#include "diagram.hxx"
+
+#include <basegfx/matrix/b2dhommatrix.hxx>
+#include <oox/shape/ShapeFilterBase.hxx>
+#include <oox/ppt/pptimport.hxx>
+#include <drawingml/fillproperties.hxx>
+#include <svx/svdmodel.hxx>
+#include <comphelper/processfactory.hxx>
+#include <oox/drawingml/themefragmenthandler.hxx>
+#include <com/sun/star/xml/sax/XFastSAXSerializable.hpp>
+#include <utility>
+
+using namespace ::com::sun::star;
+
+namespace oox::drawingml {
+
+bool AdvancedDiagramHelper::hasDiagramData() const
+{
+ return mpDiagramPtr && mpDiagramPtr->getData();
+}
+
+AdvancedDiagramHelper::AdvancedDiagramHelper(
+ std::shared_ptr< Diagram > xDiagramPtr,
+ std::shared_ptr<::oox::drawingml::Theme> xTheme,
+ css::awt::Size aImportSize)
+: svx::diagram::IDiagramHelper()
+, mpDiagramPtr(std::move(xDiagramPtr))
+, mpThemePtr(std::move(xTheme))
+, maImportSize(aImportSize)
+{
+}
+
+AdvancedDiagramHelper::~AdvancedDiagramHelper()
+{
+}
+
+void AdvancedDiagramHelper::reLayout(SdrObjGroup& rTarget)
+{
+ if(!mpDiagramPtr)
+ {
+ return;
+ }
+
+ // Rescue/remember geometric transformation of existing Diagram
+ basegfx::B2DHomMatrix aTransformation;
+ basegfx::B2DPolyPolygon aPolyPolygon;
+ rTarget.TRGetBaseGeometry(aTransformation, aPolyPolygon);
+
+ // create temporary oox::Shape as target. No longer needed is to keep/remember
+ // the original oox::Shape to do that. Use original Size and Pos from initial import
+ // to get the same layout(s)
+ oox::drawingml::ShapePtr pShapePtr = std::make_shared<Shape>( "com.sun.star.drawing.GroupShape" );
+ pShapePtr->setDiagramType();
+ pShapePtr->setSize(maImportSize);
+
+ // Re-create the oox::Shapes for the diagram content
+ mpDiagramPtr->addTo(pShapePtr);
+
+ // Delete all existing shapes in that group to prepare re-creation
+ rTarget.getChildrenOfSdrObject()->ClearSdrObjList();
+
+ // For re-creation we need to use ::addShape functionality from the
+ // oox import filter since currently Shape import is very tightly
+ // coupled to Shape creation. It converts a oox::Shape representation
+ // combined with an oox::Theme to incarnated XShapes representing the
+ // Diagram.
+ // To use that functionality, we have to create a temporary filter
+ // (based on ShapeFilterBase). Problems are that this needs to know
+ // the oox:Theme and a ComponentModel from TargetDocument.
+ // The DiagramHelper holds/delivers the oox::Theme to use, so
+ // it does not need to be re-imported from oox repeatedly.
+ // The ComponentModel can be derived from the existing XShape/GroupShape
+ // when knowing where to get it from, making it independent from app.
+ //
+ // NOTE: Using another (buffered) oox::Theme would allow to re-create
+ // using another theming in the future.
+ // NOTE: The incarnation of import filter (ShapeFilterBase) is only
+ // used for XShape creation, no xml snippets/data gets imported
+ // here. XShape creation may be isolated in the future.
+ SdrModel& rModel(rTarget.getSdrModelFromSdrObject());
+ uno::Reference< uno::XInterface > const & rUnoModel(rModel.getUnoModel());
+ css::uno::Reference<css::uno::XComponentContext> xContext(comphelper::getProcessComponentContext());
+ rtl::Reference<oox::shape::ShapeFilterBase> xFilter(new oox::shape::ShapeFilterBase(xContext));
+
+ // set oox::Theme at Filter. All LineStyle/FillStyle/Colors/Attributes
+ // will be taken from there
+ if(UseDiagramThemeData())
+ xFilter->setCurrentTheme(getOrCreateThemePtr(xFilter));
+
+ css::uno::Reference< css::lang::XComponent > aComponentModel( rUnoModel, uno::UNO_QUERY );
+ xFilter->setTargetDocument(aComponentModel);
+
+ // set DiagramFontHeights
+ xFilter->setDiagramFontHeights(&mpDiagramPtr->getDiagramFontHeights());
+
+ // Prepare the target for the to-be-created XShapes
+ uno::Reference<drawing::XShapes> xShapes(rTarget.getUnoShape(), uno::UNO_QUERY_THROW);
+
+ for (auto const& child : pShapePtr->getChildren())
+ {
+ // Create all sub-shapes. This will recursively create needed geometry using
+ // filter-internal ::createShapes
+ child->addShape(
+ *xFilter,
+ xFilter->getCurrentTheme(),
+ xShapes,
+ aTransformation,
+ pShapePtr->getFillProperties());
+ }
+
+ // sync FontHeights
+ mpDiagramPtr->syncDiagramFontHeights();
+
+ // re-apply secured data from ModelData
+ if(UseDiagramModelData())
+ mpDiagramPtr->getData()->restoreDataFromShapeToModelAfterDiagramImport(*pShapePtr);
+
+ // Re-apply remembered geometry
+ rTarget.TRSetBaseGeometry(aTransformation, aPolyPolygon);
+}
+
+OUString AdvancedDiagramHelper::getString() const
+{
+ if(hasDiagramData())
+ {
+ return mpDiagramPtr->getData()->getString();
+ }
+
+ return OUString();
+}
+
+std::vector<std::pair<OUString, OUString>> AdvancedDiagramHelper::getChildren(const OUString& rParentId) const
+{
+ if(hasDiagramData())
+ {
+ return mpDiagramPtr->getData()->getChildren(rParentId);
+ }
+
+ return std::vector<std::pair<OUString, OUString>>();
+}
+
+OUString AdvancedDiagramHelper::addNode(const OUString& rText)
+{
+ OUString aRetval;
+
+ if(hasDiagramData())
+ {
+ aRetval = mpDiagramPtr->getData()->addNode(rText);
+
+ // reset temporary buffered ModelData association lists & rebuild them
+ // and the Diagram DataModel
+ mpDiagramPtr->getData()->buildDiagramDataModel(true);
+
+ // also reset temporary buffered layout data - that might
+ // still refer to changed oox::Shape data
+ mpDiagramPtr->getLayout()->getPresPointShapeMap().clear();
+ }
+
+ return aRetval;
+}
+
+bool AdvancedDiagramHelper::removeNode(const OUString& rNodeId)
+{
+ bool bRetval(false);
+
+ if(hasDiagramData())
+ {
+ bRetval = mpDiagramPtr->getData()->removeNode(rNodeId);
+
+ // reset temporary buffered ModelData association lists & rebuild them
+ // and the Diagram DataModel
+ mpDiagramPtr->getData()->buildDiagramDataModel(true);
+
+ // also reset temporary buffered layout data - that might
+ // still refer to changed oox::Shape data
+ mpDiagramPtr->getLayout()->getPresPointShapeMap().clear();
+ }
+
+ return bRetval;
+}
+
+svx::diagram::DiagramDataStatePtr AdvancedDiagramHelper::extractDiagramDataState() const
+{
+ if(!mpDiagramPtr)
+ {
+ return svx::diagram::DiagramDataStatePtr();
+ }
+
+ return mpDiagramPtr->getData()->extractDiagramDataState();
+}
+
+void AdvancedDiagramHelper::applyDiagramDataState(const svx::diagram::DiagramDataStatePtr& rState)
+{
+ if(!mpDiagramPtr)
+ {
+ return;
+ }
+
+ mpDiagramPtr->getData()->applyDiagramDataState(rState);
+}
+
+void AdvancedDiagramHelper::doAnchor(SdrObjGroup& rTarget, ::oox::drawingml::Shape& rRootShape)
+{
+ if(!mpDiagramPtr)
+ {
+ return;
+ }
+
+ mpDiagramPtr->syncDiagramFontHeights();
+
+ // After Diagram import, parts of the Diagram ModelData is at the
+ // oox::drawingml::Shape. Since these objects are temporary helpers,
+ // secure that data at the Diagram ModelData by copying.
+ mpDiagramPtr->getData()->secureDataFromShapeToModelAfterDiagramImport(rRootShape);
+
+ anchorToSdrObjGroup(rTarget);
+}
+
+const std::shared_ptr< ::oox::drawingml::Theme >& AdvancedDiagramHelper::getOrCreateThemePtr(
+ rtl::Reference< oox::shape::ShapeFilterBase >& rxFilter) const
+{
+ // (Re-)Use already existing Theme if existing/imported if possible.
+ // If not, re-import Theme if data is available and thus possible
+ if(hasDiagramData() && (ForceThemePtrRecreation() || !mpThemePtr))
+ {
+ // get the originally imported dom::XDocument
+ const uno::Reference< css::xml::dom::XDocument >& xThemeDocument(mpDiagramPtr->getData()->getThemeDocument());
+
+ if(xThemeDocument)
+ {
+ // reset local Theme ModelData *always* to get rid of former data that would
+ // else be added additionally
+ const_cast<AdvancedDiagramHelper*>(this)->mpThemePtr = std::make_shared<oox::drawingml::Theme>();
+ auto pTheme = std::make_shared<model::Theme>();
+ mpThemePtr->setTheme(pTheme);
+
+ // import Theme ModelData
+ rxFilter->importFragment(
+ new ThemeFragmentHandler(*rxFilter, OUString(), *mpThemePtr, *pTheme),
+ uno::Reference< css::xml::sax::XFastSAXSerializable >(
+ xThemeDocument,
+ uno::UNO_QUERY_THROW));
+ }
+ }
+
+ return mpThemePtr;
+}
+
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */