1 /*
2 * Copyright 2010-2014 OpenXcom Developers.
3 *
4 * This file is part of OpenXcom.
5 *
6 * OpenXcom is free software: you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation, either version 3 of the License, or
9 * (at your option) any later version.
10 *
11 * OpenXcom is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with OpenXcom. If not, see <http://www.gnu.org/licenses/>.
18 */
19 #include "Polyline.h"
20
21 namespace OpenXcom
22 {
23
24 /**
25 * Initializes the polyline with arrays to store each point's coordinates.
26 * @param points Number of points.
27 */
Polyline(int points)28 Polyline::Polyline(int points) : _points(points)
29 {
30 _lat = new double[points];
31 _lon = new double[points];
32 }
33
34 /**
35 * Deletes the arrays from memory.
36 */
~Polyline()37 Polyline::~Polyline()
38 {
39 delete[] _lat;
40 delete[] _lon;
41 }
42
43 /**
44 * Returns the latitude (X) of a given point.
45 * @param i Point number (0-max).
46 * @return Point's latitude.
47 */
getLatitude(int i) const48 double Polyline::getLatitude(int i) const
49 {
50 return _lat[i];
51 }
52
53 /**
54 * Changes the latitude of a given point.
55 * @param i Point number (0-max).
56 * @param lat Point's latitude.
57 */
setLatitude(int i,double lat)58 void Polyline::setLatitude(int i, double lat)
59 {
60 _lat[i] = lat;
61 }
62
63 /**
64 * Returns the longitude (Y) of a given point.
65 * @param i Point number (0-max).
66 * @return Point's longitude.
67 */
getLongitude(int i) const68 double Polyline::getLongitude(int i) const
69 {
70 return _lon[i];
71 }
72
73 /**
74 * Changes the latitude of a given point.
75 * @param i Point number (0-max).
76 * @param lon Point's longitude.
77 */
setLongitude(int i,double lon)78 void Polyline::setLongitude(int i, double lon)
79 {
80 _lon[i] = lon;
81 }
82
83 /**
84 * Returns the number of points (vertexes) that make up the polyline.
85 * @return Number of points.
86 */
getPoints() const87 int Polyline::getPoints() const
88 {
89 return _points;
90 }
91
92 }
93