70 lines
2.2 KiB
C++
70 lines
2.2 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 POLYLINECOMPRESSOR_H_
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#define POLYLINECOMPRESSOR_H_
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#include "../DataStructures/SegmentInformation.h"
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#include "../Util/StringUtil.h"
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#include <string>
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#include <vector>
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class PolylineCompressor {
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private:
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void encodeVectorSignedNumber(
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std::vector<int> & numbers,
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std::string & output
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) const;
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void encodeNumber(int number_to_encode, std::string & output) const;
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public:
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void printEncodedString(
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const std::vector<SegmentInformation> & polyline,
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std::string & output
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) const;
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void printEncodedString(
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const std::vector<FixedPointCoordinate>& polyline,
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std::string &output
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) const;
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void printUnencodedString(
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const std::vector<FixedPointCoordinate> & polyline,
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std::string & output
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) const;
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void printUnencodedString(
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const std::vector<SegmentInformation> & polyline,
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std::string & output
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) const;
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};
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#endif /* POLYLINECOMPRESSOR_H_ */
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