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e68f847b PG |
1 | /* |
2 | * Copyright (C) 2008 Patrik Gornicz, Gornicz_P (at) hotmail (dot) com. | |
3 | * | |
4 | * This program is free software: you can redistribute it and/or modify | |
5 | * it under the terms of the GNU General Public License as published by | |
6 | * the Free Software Foundation, either version 3 of the License, or | |
7 | * (at your option) any later version. | |
8 | * | |
9 | * This program is distributed in the hope that it will be useful, | |
10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12 | * GNU General Public License for more details. | |
13 | * | |
14 | * You should have received a copy of the GNU General Public License | |
15 | * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
16 | */ | |
17 | ||
ad9f1fb6 | 18 | #include "Polygon.h" |
4a76d2e2 | 19 | #include "debug.h" |
617dcc71 | 20 | |
3d1f0813 | 21 | #include "Vector2.h" |
ad9f1fb6 | 22 | |
4a76d2e2 PG |
23 | #include "graphics/graphics.h" |
24 | ||
617dcc71 PG |
25 | |
26 | /// ***** Constructors/Destructors ***** | |
27 | ||
4a76d2e2 PG |
28 | Polygon::Polygon(const vector<Vector2>& points) |
29 | : PhysicsEntity(Vector2(0,0)), points(points) | |
ad9f1fb6 | 30 | { |
4a76d2e2 PG |
31 | DASSERT(0 < points.size()); |
32 | ||
617dcc71 | 33 | createBindingBox(); |
aa2791cf | 34 | centerPosition(); |
ad9f1fb6 PG |
35 | } |
36 | Polygon::~Polygon() | |
37 | { | |
38 | ||
39 | } | |
40 | ||
617dcc71 PG |
41 | /// ***** Public Class Methods ***** |
42 | ||
ad9f1fb6 PG |
43 | void Polygon::draw() const |
44 | { | |
4a76d2e2 | 45 | graphics::drawPolygon(points); |
ad9f1fb6 PG |
46 | } |
47 | ||
48 | /// ***** Private Class Methods ***** | |
617dcc71 | 49 | void Polygon::createBindingBox() |
ad9f1fb6 | 50 | { |
aa2791cf PG |
51 | DASSERT(0 < points.size()); |
52 | ||
53 | maxP = points.at(0); | |
54 | minP = points.at(0); | |
55 | ||
56 | for(unsigned int i=1; i<points.size(); i++) | |
57 | { | |
58 | if(points[i].x < minP.x) minP.x = points[i].x; | |
59 | else if(points[i].x > maxP.x) maxP.x = points[i].x; | |
60 | ||
61 | if(points[i].y < minP.y) minP.y = points[i].y; | |
62 | else if(points[i].y > maxP.y) maxP.y = points[i].y; | |
63 | } | |
64 | } | |
65 | ||
66 | void Polygon::centerPosition() | |
67 | { | |
ad9f1fb6 PG |
68 | // TODO |
69 | } |