src/kits/interface/Point.cpp

   1 /*
   2  * Copyright 2001-2014 Haiku, Inc. All rights reserved.
   3  * Distributed under the terms of the MIT License.
   4  *
   5  * Authors:
   6  *              Frans van Nispen
   7  *              John Scipione, jscipione@gmail.com
   8  */
   9
  10
  11 #include <Point.h>
  12
  13 #include <algorithm>
  14
  15 #include <stdio.h>
  16
  17 #include <SupportDefs.h>
  18 #include <Rect.h>
  19
  20
  21 const BPoint B_ORIGIN(0, 0);
  22
  23
  24 void
  25 BPoint::ConstrainTo(BRect rect)
  26 {
  27         x = std::max(std::min(x, rect.right), rect.left);
  28         y = std::max(std::min(y, rect.bottom), rect.top);
  29 }
  30
  31
  32 void
  33 BPoint::PrintToStream() const
  34 {
  35         printf("BPoint(x:%.0f, y:%.0f)\n", x, y);
  36 }
  37
  38
  39 BPoint
  40 BPoint::operator-() const
  41 {
  42         return BPoint(-x, -y);
  43 }
  44
  45
  46 BPoint
  47 BPoint::operator+(const BPoint& other) const
  48 {
  49         return BPoint(x + other.x, y + other.y);
  50 }
  51
  52
  53 BPoint
  54 BPoint::operator-(const BPoint& other) const
  55 {
  56         return BPoint(x - other.x, y - other.y);
  57 }
  58
  59
  60 BPoint&
  61 BPoint::operator+=(const BPoint& other)
  62 {
  63         x += other.x;
  64         y += other.y;
  65
  66         return *this;
  67 }
  68
  69
  70 BPoint&
  71 BPoint::operator-=(const BPoint& other)
  72 {
  73         x -= other.x;
  74         y -= other.y;
  75
  76         return *this;
  77 }
  78
  79
  80 bool
  81 BPoint::operator!=(const BPoint& other) const
  82 {
  83         return x != other.x || y != other.y;
  84 }
  85
  86
  87 bool
  88 BPoint::operator==(const BPoint& other) const
  89 {
  90         return x == other.x && y == other.y;
  91 }