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76 lines
2.4 KiB
C
76 lines
2.4 KiB
C
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/* Copyright 2010 Juan Rada-Vilela
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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/*
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* File: AreaCentroidAlgorithm.h
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* Author: jcrada
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*
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* Created on April 6, 2010, 5:33 PM
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*/
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#ifndef FL_AREACENTROIDALGORITHM_H
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#define FL_AREACENTROIDALGORITHM_H
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#include "flScalar.h"
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#include <string>
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namespace fl {
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class LinguisticTerm;
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class AreaCentroidAlgorithm {
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public:
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virtual ~AreaCentroidAlgorithm(){}
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virtual std::string name() const = 0;
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virtual flScalar area(const LinguisticTerm* term, int samples) const = 0;
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virtual void centroid(const LinguisticTerm* term, flScalar& centroid_x, flScalar& centroid_y,
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int samples) const = 0;
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virtual flScalar areaAndCentroid(const LinguisticTerm* term, flScalar& centroid_x,
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flScalar& centroid_y, int samples) const = 0;
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};
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class TriangulationAlgorithm : public AreaCentroidAlgorithm {
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public:
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virtual std::string name() const;
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virtual flScalar area(const LinguisticTerm* term, int samples) const;
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virtual void centroid(const LinguisticTerm* term, flScalar& centroid_x, flScalar& centroid_y,
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int samples) const;
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virtual flScalar areaAndCentroid(const LinguisticTerm* term, flScalar& centroid_x,
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flScalar& centroid_y, int samples) const;
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};
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class TrapezoidalAlgorithm : public AreaCentroidAlgorithm {
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//Feature suggested by William Roeder
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public:
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virtual std::string name() const;
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virtual flScalar area(const LinguisticTerm* term, int samples) const;
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virtual void centroid(const LinguisticTerm* term, flScalar& centroid_x, flScalar& centroid_y,
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int samples) const;
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virtual flScalar areaAndCentroid(const LinguisticTerm* term, flScalar& centroid_x,
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flScalar& centroid_y, int samples) const;
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};
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}
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#endif /* FL_AREACENTROIDALGORITHM_H */
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