circle.h
1 /*
2 ** ClanLib SDK
3 ** Copyright (c) 1997-2015 The ClanLib Team
4 **
5 ** This software is provided 'as-is', without any express or implied
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7 ** arising from the use of this software.
8 **
9 ** Permission is granted to anyone to use this software for any purpose,
10 ** including commercial applications, and to alter it and redistribute it
11 ** freely, subject to the following restrictions:
12 **
13 ** 1. The origin of this software must not be misrepresented; you must not
14 ** claim that you wrote the original software. If you use this software
15 ** in a product, an acknowledgment in the product documentation would be
16 ** appreciated but is not required.
17 ** 2. Altered source versions must be plainly marked as such, and must not be
18 ** misrepresented as being the original software.
19 ** 3. This notice may not be removed or altered from any source distribution.
20 **
21 ** Note: Some of the libraries ClanLib may link to may have additional
22 ** requirements or restrictions.
23 **
24 ** File Author(s):
25 **
26 ** Harry Storbacka
27 ** Mark Page
28 */
29 
30 
31 #pragma once
32 
33 #include "point.h"
34 
35 namespace clan
36 {
39 
43 template<typename Type>
44 class Circlex
45 {
46 public:
49 
51  Type radius;
52 
53  Circlex(Type x, Type y, Type radius) : position(x,y), radius(radius) { }
54  Circlex(const Vec2<Type> &p, Type radius) : position(p), radius(radius) { }
55  Circlex() : position(), radius( static_cast<Type> (0) ) { }
56  Circlex(const Circlex<Type> &copy) : position(copy.position), radius(copy.radius) {}
57 
60 public:
61 
62  bool is_inside( const Vec2<Type> &point ) {return radius >= position.distance(point);}
63 
67 public:
69  Circlex<Type> &operator = (const Circlex<Type>& copy) { position = copy.position; radius = copy.radius; return *this; }
70 
72  bool operator == (const Circlex<Type>& circle) const {return ((position == circle.position) && (radius == circle.radius));}
73 
75  bool operator != (const Circlex<Type>& circle) const {return ((position != circle.position) || (radius != circle.radius));}
77 };
78 
80 class Circle : public Circlex<int>
81 {
82 public:
83  Circle(int x, int y, int radius) : Circlex<int>(x, y, radius) { }
84  Circle(const Vec2<int> &p, int radius) : Circlex<int>(p, radius) { }
85  Circle() : Circlex<int>(){ }
86  Circle(const Circlex<int> &copy) : Circlex<int>(copy){ }
87 };
88 
90 class Circlef : public Circlex<float>
91 {
92 public:
93  Circlef(float x, float y, float radius) : Circlex<float>(x, y, radius) { }
94  Circlef(const Vec2<float> &p, float radius) : Circlex<float>(p, radius) { }
95  Circlef() : Circlex<float>(){ }
96  Circlef(const Circlex<float> &copy) : Circlex<float>(copy){ }
97 };
98 
100 class Circled : public Circlex<double>
101 {
102 public:
103  Circled(double x, double y, double radius) : Circlex<double>(x, y, radius) { }
104  Circled(const Vec2<double> &p, double radius) : Circlex<double>(p, radius) { }
105  Circled() : Circlex<double>(){ }
106  Circled(const Circlex<double> &copy) : Circlex<double>(copy){ }
107 };
108 
109 }
110 
Vec2< Type > position
Circle center point.
Definition: circle.h:48
Circle - Double.
Definition: circle.h:101
Circlex(const Circlex< Type > &copy)
Definition: circle.h:56
Circle(int x, int y, int radius)
Definition: circle.h:83
bool operator==(const Circlex< Type > &circle) const
== operator.
Definition: circle.h:72
Circle(const Circlex< int > &copy)
Definition: circle.h:86
Circle(const Vec2< int > &p, int radius)
Definition: circle.h:84
Circlex< Type > & operator=(const Circlex< Type > &copy)
= operator.
Definition: circle.h:69
Circle - Integer.
Definition: circle.h:81
Circled(const Circlex< double > &copy)
Definition: circle.h:106
Circlef(const Circlex< float > &copy)
Definition: circle.h:96
Circled()
Definition: circle.h:105
2D vector
Definition: line.h:48
Circle.
Definition: circle.h:45
Circle - Float.
Definition: circle.h:91
Circlef(const Vec2< float > &p, float radius)
Definition: circle.h:94
bool operator!=(const Circlex< Type > &circle) const
!= operator.
Definition: circle.h:75
Circled(double x, double y, double radius)
Definition: circle.h:103
Circlef()
Definition: circle.h:95
Definition: clanapp.h:36
Type radius
Circle radius.
Definition: circle.h:51
bool is_inside(const Vec2< Type > &point)
Definition: circle.h:62
Circlex(const Vec2< Type > &p, Type radius)
Definition: circle.h:54
Circlef(float x, float y, float radius)
Definition: circle.h:93
Circled(const Vec2< double > &p, double radius)
Definition: circle.h:104
Circle()
Definition: circle.h:85
Circlex()
Definition: circle.h:55
Circlex(Type x, Type y, Type radius)
Definition: circle.h:53