86 lines
3.5 KiB
C++
86 lines
3.5 KiB
C++
/*
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Copyright (c) 2013, Project OSRM, Dennis Luxen, others
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All rights reserved.
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Redistribution and use in source and binary forms, with or without modification,
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are permitted provided that the following conditions are met:
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Redistributions of source code must retain the above copyright notice, this list
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of conditions and the following disclaimer.
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Redistributions in binary form must reproduce the above copyright notice, this
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list of conditions and the following disclaimer in the documentation and/or
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other materials provided with the distribution.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
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ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef DESCRIPTIONFACTORY_H_
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#define DESCRIPTIONFACTORY_H_
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#include "../Algorithms/DouglasPeucker.h"
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#include "../Algorithms/PolylineCompressor.h"
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#include "../DataStructures/Coordinate.h"
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#include "../DataStructures/SearchEngine.h"
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#include "../DataStructures/SegmentInformation.h"
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#include "../DataStructures/TurnInstructions.h"
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#include "../Util/SimpleLogger.h"
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#include "../typedefs.h"
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#include <limits>
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#include <vector>
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/* This class is fed with all way segments in consecutive order
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* and produces the description plus the encoded polyline */
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class DescriptionFactory {
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DouglasPeucker<SegmentInformation> dp;
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PolylineCompressor pc;
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PhantomNode startPhantom, targetPhantom;
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double DegreeToRadian(const double degree) const;
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double RadianToDegree(const double degree) const;
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public:
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struct _RouteSummary {
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std::string lengthString;
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std::string durationString;
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unsigned startName;
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unsigned destName;
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_RouteSummary() : lengthString("0"), durationString("0"), startName(0), destName(0) {}
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void BuildDurationAndLengthStrings(const double distance, const unsigned time) {
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//compute distance/duration for route summary
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intToString(round(distance), lengthString);
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int travelTime = time/10 + 1;
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intToString(travelTime, durationString);
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}
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} summary;
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double entireLength;
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//I know, declaring this public is considered bad. I'm lazy
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std::vector <SegmentInformation> pathDescription;
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DescriptionFactory();
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virtual ~DescriptionFactory();
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double GetBearing(const FixedPointCoordinate& C, const FixedPointCoordinate& B) const;
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void AppendEncodedPolylineString(std::string &output);
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void AppendUnencodedPolylineString(std::string &output);
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void AppendSegment(const FixedPointCoordinate & coordinate, const _PathData & data);
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void BuildRouteSummary(const double distance, const unsigned time);
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void SetStartSegment(const PhantomNode & startPhantom);
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void SetEndSegment(const PhantomNode & startPhantom);
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void AppendEncodedPolylineString(std::string & output, bool isEncoded);
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void Run(const SearchEngine &sEngine, const unsigned zoomLevel);
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};
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#endif /* DESCRIPTIONFACTORY_H_ */
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