using std::cout;
using std::min;
using std::max;
+using std::abs;
using boost::shared_ptr;
using boost::weak_ptr;
using boost::dynamic_pointer_cast;
gc->DrawRectangle (
min (_down_point.x, _zoom_point->x),
min (_down_point.y, _zoom_point->y),
- fabs (_down_point.x - _zoom_point->x),
- fabs (_down_point.y - _zoom_point->y)
+ abs (_down_point.x - _zoom_point->x),
+ abs (_down_point.y - _zoom_point->y)
);
}