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

   1 // -*- mode: C++; indent-tabs-mode: nil; c-basic-offset: 2; -*-
   2
   3 #ifdef HAVE_CONFIG_H
   4 # include "../config.h"
   5 #endif
   6
   7 #include "rect.hh"
   8
   9 namespace otk {
  10
  11 void Rect::setX(int x)
  12 {
  13   _x2 += x - _x1;
  14   _x1 = x;
  15 }
  16
  17
  18 void Rect::setY(int y)
  19 {
  20   _y2 += y - _y1;
  21   _y1 = y;
  22 }
  23
  24
  25 void Rect::setPos(const Point &location)
  26 {
  27   _x2 += location.x() - _x1;
  28   _x1 = location.x();
  29   _y2 += location.y() - _y1;
  30   _y1 = location.y();
  31 }
  32
  33
  34 void Rect::setPos(int x, int y)
  35 {
  36   _x2 += x - _x1;
  37   _x1 = x;
  38   _y2 += y - _y1;
  39   _y1 = y;
  40 }
  41
  42
  43 void Rect::setWidth(int w)
  44 {
  45   _x2 = w + _x1 - 1;
  46 }
  47
  48
  49 void Rect::setHeight(int h)
  50 {
  51   _y2 = h + _y1 - 1;
  52 }
  53
  54
  55 void Rect::setSize(int w, int h)
  56 {
  57   _x2 = w + _x1 - 1;
  58   _y2 = h + _y1 - 1;
  59 }
  60
  61
  62 void Rect::setSize(const Point &size)
  63 {
  64   _x2 = size.x() + _x1 - 1;
  65   _y2 = size.y() + _y1 - 1;
  66 }
  67
  68
  69 void Rect::setRect(int x, int y, int w, int h)
  70 {
  71   *this = Rect(x, y, w, h);
  72 }
  73
  74
  75 void Rect::setRect(const Point &location, const Point &size)
  76 {
  77   *this = Rect(location, size);
  78 }
  79
  80
  81 void Rect::setCoords(int l, int t, int r, int b)
  82 {
  83   _x1 = l;
  84   _y1 = t;
  85   _x2 = r;
  86   _y2 = b;
  87 }
  88
  89
  90 void Rect::setCoords(const Point &tl, const Point &br)
  91 {
  92   _x1 = tl.x();
  93   _y1 = tl.y();
  94   _x2 = br.x();
  95   _y2 = br.y();
  96 }
  97
  98
  99 Rect Rect::operator|(const Rect &a) const
 100 {
 101   Rect b;
 102
 103   b._x1 = std::min(_x1, a._x1);
 104   b._y1 = std::min(_y1, a._y1);
 105   b._x2 = std::max(_x2, a._x2);
 106   b._y2 = std::max(_y2, a._y2);
 107
 108   return b;
 109 }
 110
 111
 112 Rect Rect::operator&(const Rect &a) const
 113 {
 114   Rect b;
 115
 116   b._x1 = std::max(_x1, a._x1);
 117   b._y1 = std::max(_y1, a._y1);
 118   b._x2 = std::min(_x2, a._x2);
 119   b._y2 = std::min(_y2, a._y2);
 120
 121   return b;
 122 }
 123
 124
 125 bool Rect::intersects(const Rect &a) const
 126 {
 127   return std::max(_x1, a._x1) <= std::min(_x2, a._x2) &&
 128          std::max(_y1, a._y1) <= std::min(_y2, a._y2);
 129 }
 130
 131
 132 bool Rect::contains(int x, int y) const
 133 {
 134   return x >= _x1 && x <= _x2 &&
 135          y >= _y1 && y <= _y2;
 136 }
 137
 138
 139 bool Rect::contains(const Point &p) const
 140 {
 141   return contains(p.x(), p.y());
 142 }
 143
 144
 145 bool Rect::contains(const Rect& a) const
 146 {
 147   return a._x1 >= _x1 && a._x2 <= _x2 &&
 148          a._y1 >= _y1 && a._y2 <= _y2;
 149 }
 150
 151 }