kranewm

An ICCCM & EWMH compliant X11 reparenting, dynamic window manager, written in C++
git clone git://git.deurzen.net/kranewm
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geometry.cc (1018B)

      1 #include "geometry.hh"
      2 
      3 #include <algorithm>
      4 
      5 using namespace winsys;
      6 
      7 void
      8 Region::apply_minimum_dim(Dim const& dim)
      9 {
     10     this->dim.w = std::max(this->dim.w, dim.w);
     11     this->dim.h = std::max(this->dim.h, dim.h);
     12 }
     13 
     14 void
     15 Region::apply_extents(Extents const& extents)
     16 {
     17     pos.x -= extents.left;
     18     pos.y -= extents.top;
     19     dim.w += extents.left + extents.right;
     20     dim.h += extents.top + extents.bottom;
     21 }
     22 
     23 void
     24 Region::remove_extents(Extents const& extents)
     25 {
     26     pos.x += extents.left;
     27     pos.y += extents.top;
     28     dim.w -= extents.left + extents.right;
     29     dim.h -= extents.top + extents.bottom;
     30 }
     31 
     32 bool
     33 Region::contains(Pos pos) const
     34 {
     35     return pos.x >= this->pos.x
     36         && pos.y >= this->pos.y
     37         && pos.x < this->pos.x + this->dim.w
     38         && pos.y < this->pos.y + this->dim.h;
     39 }
     40 
     41 bool
     42 Region::contains(Region const& region) const
     43 {
     44     return contains(region.pos)
     45         && contains(region.pos + region.dim);
     46 }
     47 
     48 Pos
     49 Region::center() const
     50 {
     51     return pos + Pos::from_center_of_dim(dim);
     52 }