ManaPlus
rect.h
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64 
65 #ifndef GUI_RECT_H
66 #define GUI_RECT_H
67 
68 #include "localconsts.h"
69 
74 {
75  public:
81  x(0),
82  y(0),
83  width(0),
84  height(0)
85  {
86  }
87 
96  constexpr Rect(const int x_,
97  const int y_,
98  const int width_,
99  const int height_) :
100  x(x_),
101  y(y_),
102  width(width_),
103  height(height_)
104  {
105  }
106 
107  constexpr Rect(const Rect &r) :
108  x(r.x),
109  y(r.y),
110  width(r.width),
111  height(r.height)
112  {
113  }
114 
116 
117  Rect &operator=(const Rect &r)
118  {
119  x = r.x;
120  y = r.y;
121  width = r.width;
122  height = r.height;
123  return *this;
124  }
125 
126  virtual ~Rect()
127  { }
128 
137  void setAll(const int x0,
138  const int y0,
139  const int width0,
140  const int height0)
141  {
142  x = x0;
143  y = y0;
144  width = width0;
145  height = height0;
146  }
147 
154  bool isIntersecting(const Rect& rectangle) const A_WARN_UNUSED
155  {
156  int x_ = x;
157  int y_ = y;
158  int width_ = width;
159  int height_ = height;
160 
161  x_ -= rectangle.x;
162  y_ -= rectangle.y;
163 
164  if (x_ < 0)
165  {
166  width_ += x_;
167  }
168  else if (x_ + width_ > rectangle.width)
169  {
170  width_ = rectangle.width - x_;
171  }
172 
173  if (y_ < 0)
174  {
175  height_ += y_;
176  }
177  else if (y_ + height_ > rectangle.height)
178  {
179  height_ = rectangle.height - y_;
180  }
181 
182  if (width_ <= 0 || height_ <= 0)
183  {
184  return false;
185  }
186 
187  return true;
188  }
189 
197  bool isPointInRect(const int x_,
198  const int y_) const A_WARN_UNUSED
199  {
200  return x_ >= x
201  && y_ >= y
202  && x_ < x + width
203  && y_ < y + height;
204  }
205 
209  int x;
210 
214  int y;
215 
219  int width;
220 
224  int height;
225 };
226 
227 #endif // GUI_RECT_H
Definition: rect.h:74
int y
Definition: rect.h:214
int width
Definition: rect.h:219
virtual ~Rect()
Definition: rect.h:126
bool isPointInRect(const int x_, const int y_) const
Definition: rect.h:197
int x
Definition: rect.h:209
void setAll(const int x0, const int y0, const int width0, const int height0)
Definition: rect.h:137
Rect(const Rect &r)
Definition: rect.h:107
Rect()
Definition: rect.h:80
Rect(const int x_, const int y_, const int width_, const int height_)
Definition: rect.h:96
int height
Definition: rect.h:224
bool isIntersecting(const Rect &rectangle) const
Definition: rect.h:154
#define A_WARN_UNUSED
Definition: localconsts.h:161
#define notfinal
Definition: localconsts.h:261
#define constexpr
Definition: localconsts.h:48
#define A_DEFAULT_COPY(func)
Definition: localconsts.h:41