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/**************************************************************************
* *
* Regina - A Normal Surface Theory Calculator *
* Computational Engine *
* *
* Copyright (c) 1999-2025, Ben Burton *
* For further details contact Ben Burton (bab@debian.org). *
* *
* This program is free software; you can redistribute it and/or *
* modify it under the terms of the GNU General Public License as *
* published by the Free Software Foundation; either version 2 of the *
* License, or (at your option) any later version. *
* *
* As an exception, when this program is distributed through (i) the *
* App Store by Apple Inc.; (ii) the Mac App Store by Apple Inc.; or *
* (iii) Google Play by Google Inc., then that store may impose any *
* digital rights management, device limits and/or redistribution *
* restrictions that are required by its terms of service. *
* *
* This program is distributed in the hope that it will be useful, but *
* WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU *
* General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program. If not, see <https://www.gnu.org/licenses/>. *
* *
**************************************************************************/
#include <sstream>
#include "regina-core.h"
#include "file/fileformat.h"
#include "file/xml/xmlwriter.h"
#include "link/spatiallink.h"
#include "packet/packet-impl.h"
// Note: the format XmlGen2 does not support SpatialLink at all.
// We will simply output the third-generation format, and a second-generation
// reader will happily ignore it.
namespace regina {
template <>
void XMLWriter<SpatialLink>::openPre() {
out_ << "<spatiallink";
if (data_.hasRadius()) {
// Temporarily enable hexfloat format, which should be lossless.
auto oldFlags = out_.flags();
out_ << std::hexfloat;
out_ << R"( radius=")" << data_.radius() << '"';
out_.flags(oldFlags);
}
}
template <>
void XMLWriter<SpatialLink>::writeContent() {
// Temporarily enable hexfloat format, which should be lossless.
auto oldFlags = out_.flags();
out_ << std::hexfloat;
for (const auto& c : data_.components_) {
out_ << " <component>\n";
for (const auto& node : c) {
out_ << " <node> " << node.x << ' ' << node.y << ' ' << node.z
<< " </node>\n";
}
out_ << " </component>\n";
}
out_.flags(oldFlags);
}
template <>
void XMLWriter<SpatialLink>::close() {
out_ << "</spatiallink>\n";
}
template void PacketOf<SpatialLink>::addPacketRefs(PacketRefs&) const;
template void PacketOf<SpatialLink>::writeXMLPacketData(std::ostream&,
FileFormat, bool, PacketRefs&) const;
} // namespace regina
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