text: use serde::{Serialize, Deserialize};
  
  #[derive(PartialEq, Copy, Clone, Serialize, Deserialize)]
  pub struct Rect {
      pub x1 : i32,
      pub x2 : i32,
      pub y1 : i32,
      pub y2 : i32
  }
  
  impl Rect {
      pub fn new(x:i32, y: i32, w:i32, h:i32) -> Rect {
          Rect{x1:x, y1:y, x2:x+w, y2:y+h}
      }
  
      // Returns true if this overlaps with other
      pub fn intersect(&self, other:&Rect) -> bool {
          self.x1 <= other.x2 && self.x2 >= other.x1 && self.y1 <= other.y2 && self.y2 >= other.y1
      }
  
      pub fn center(&self) -> (i32, i32) {
          ((self.x1 + self.x2)/2, (self.y1 + self.y2)/2)
      }
  }
  