/usr/include/kml/regionator/regionator_qid.h is in libkml-dev 1.3.0-5.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
// 2. Redistributions in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
// 3. Neither the name of Google Inc. nor the names of its contributors may be
// used to endorse or promote products derived from this software without
// specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
// WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
// EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
// OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
// WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
// OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
// ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
// This file contains the definition of the Qid class used to manage the
// Region hierarchy walked in the Regionator class. This is an internal class.
#ifndef KML_REGIONATOR_REGIONATOR_QID_H__
#define KML_REGIONATOR_REGIONATOR_QID_H__
#include <sstream>
#include "kml/base/util.h"
namespace kmlregionator {
enum quadrant_t {
NW,
NE,
SW,
SE
};
const char* const kRootName = "q0";
// A Qid is simply a number to identify a Region. There are methods on a Qid
// to create Qid's for the four children of a Region.
class Qid {
public:
Qid() {}
Qid(const string& qid) : qid_(qid) {}
static Qid CreateRoot() {
return Qid(kRootName);
}
Qid CreateChild(quadrant_t quadrant) const {
std::stringstream ss;
ss << quadrant;
return Qid(qid_ + ss.str());
}
size_t depth() const {
return qid_.size() - 1;
}
const string& str() const {
return qid_;
}
bool IsRoot() {
return qid_ == kRootName;
}
private:
string qid_;
};
} // end namespace kmlregionator
#endif // KML_REGIONATOR_REGIONATOR_QID_H__
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