Dogcows Code - chaz/openbox/blob - otk/rect.cc

   1 #include "rect.hh"
   2
   3 namespace otk {
   4
   5 void Rect::setX(int x)
   6 {
   7   _x2 += x - _x1;
   8   _x1 = x;
   9 }
  10
  11
  12 void Rect::setY(int y)
  13 {
  14   _y2 += y - _y1;
  15   _y1 = y;
  16 }
  17
  18
  19 void Rect::setPos(const Point &location)
  20 {
  21   _x2 += location.x() - _x1;
  22   _x1 = location.x();
  23   _y2 += location.y() - _y1;
  24   _y1 = location.y();
  25 }
  26
  27
  28 void Rect::setPos(int x, int y)
  29 {
  30   _x2 += x - _x1;
  31   _x1 = x;
  32   _y2 += y - _y1;
  33   _y1 = y;
  34 }
  35
  36
  37 void Rect::setWidth(int w)
  38 {
  39   _x2 = w + _x1 - 1;
  40 }
  41
  42
  43 void Rect::setHeight(int h)
  44 {
  45   _y2 = h + _y1 - 1;
  46 }
  47
  48
  49 void Rect::setSize(int w, int h)
  50 {
  51   _x2 = w + _x1 - 1;
  52   _y2 = h + _y1 - 1;
  53 }
  54
  55
  56 void Rect::setSize(const Point &size)
  57 {
  58   _x2 = size.x() + _x1 - 1;
  59   _y2 = size.y() + _y1 - 1;
  60 }
  61
  62
  63 void Rect::setRect(int x, int y, int w, int h)
  64 {
  65   *this = Rect(x, y, w, h);
  66 }
  67
  68
  69 void Rect::setRect(const Point &location, const Point &size)
  70 {
  71   *this = Rect(location, size);
  72 }
  73
  74
  75 void Rect::setCoords(int l, int t, int r, int b)
  76 {
  77   _x1 = l;
  78   _y1 = t;
  79   _x2 = r;
  80   _y2 = b;
  81 }
  82
  83
  84 void Rect::setCoords(const Point &tl, const Point &br)
  85 {
  86   _x1 = tl.x();
  87   _y1 = tl.y();
  88   _x2 = br.x();
  89   _y2 = br.y();
  90 }
  91
  92
  93 Rect Rect::operator|(const Rect &a) const
  94 {
  95   Rect b;
  96
  97   b._x1 = std::min(_x1, a._x1);
  98   b._y1 = std::min(_y1, a._y1);
  99   b._x2 = std::max(_x2, a._x2);
 100   b._y2 = std::max(_y2, a._y2);
 101
 102   return b;
 103 }
 104
 105
 106 Rect Rect::operator&(const Rect &a) const
 107 {
 108   Rect b;
 109
 110   b._x1 = std::max(_x1, a._x1);
 111   b._y1 = std::max(_y1, a._y1);
 112   b._x2 = std::min(_x2, a._x2);
 113   b._y2 = std::min(_y2, a._y2);
 114
 115   return b;
 116 }
 117
 118
 119 bool Rect::intersects(const Rect &a) const
 120 {
 121   return std::max(_x1, a._x1) <= std::min(_x2, a._x2) &&
 122          std::max(_y1, a._y1) <= std::min(_y2, a._y2);
 123 }
 124
 125
 126 bool Rect::contains(int x, int y) const
 127 {
 128   return x >= _x1 && x <= _x2 &&
 129          y >= _y1 && y <= _y2;
 130 }
 131
 132
 133 bool Rect::contains(const Rect& a) const
 134 {
 135   return a._x1 >= _x1 && a._x2 <= _x2 &&
 136          a._y1 >= _y1 && a._y2 <= _y2;
 137 }
 138
 139 }