/* -*- 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 .
*/
SvXMLImportContextRef MultiImageImportHelper::solveMultipleImages()
{
SvXMLImportContextRef pContext; if(maImplContextVector.size() > 1)
{ // multiple child contexts were imported, decide which is the most valuable one // and remove the rest
std::vector<SvXMLImportContextRef>::size_type nIndexOfPreferred(maImplContextVector.size());
sal_uInt32 nBestQuality(0);
for(std::vector<SvXMLImportContextRef>::size_type a = 0; a < maImplContextVector.size(); a++)
{ const SvXMLImportContext& rContext = *maImplContextVector[a];
// First try the mime type provided by the document
OUString sMimeType = getMimeTypeFromImportContext(rContext); if (sMimeType.isEmpty())
{ // Try to determine the mime type from the extension const OUString aStreamURL(getGraphicPackageURLFromImportContext(rContext)); if (!aStreamURL.isEmpty())
{
sMimeType = getMimeTypeForURL(aStreamURL);
} else
{ // Try to determine the mime type from the graphic itself
uno::Reference<graphic::XGraphic> xGraphic(getGraphicFromImportContext(rContext)); if (xGraphic.is())
sMimeType = comphelper::GraphicMimeTypeHelper::GetMimeTypeForXGraphic(xGraphic);
}
}
// correct if needed, default is to use the last entry if(nIndexOfPreferred >= maImplContextVector.size())
{
nIndexOfPreferred = maImplContextVector.size() - 1;
}
// Take out the most valuable one const std::vector< SvXMLImportContextRef >::iterator aRemove(maImplContextVector.begin() + nIndexOfPreferred);
pContext = *aRemove;
maImplContextVector.erase(aRemove);
// remove the rest from parent for(std::vector<SvXMLImportContextRef>::size_type a = 0; a < maImplContextVector.size(); a++)
{
SvXMLImportContext& rCandidate = *maImplContextVector[a];
removeGraphicFromImportContext(rCandidate);
} // re-insert it so that solveMultipleImages is idempotent
maImplContextVector.clear();
maImplContextVector.push_back(pContext);
} elseif (maImplContextVector.size() == 1)
{
pContext = maImplContextVector.front();
}
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