1#[derive(Debug, PartialEq, Clone)]
6pub struct Bond {
7 atom1: i32,
8 atom2: i32,
9 order: BondOrder,
10 }
15
16impl Bond {
17 pub fn new(atom1: i32, atom2: i32, order: impl Into<BondOrder>) -> Self {
18 Bond {
19 atom1,
20 atom2,
21 order: order.into(),
22 }
23 }
24 pub fn get_atom_indices(&self) -> (i32, i32) {
25 (self.atom1, self.atom2)
26 }
27}
28
29#[repr(u8)]
37#[derive(Debug, PartialEq, Clone, Copy)]
38pub enum BondOrder {
39 Unset = 0,
40 Single = 1,
41 Double = 2,
42 Triple = 3,
43 Quadruple = 4,
44}
45
46impl From<i32> for BondOrder {
47 fn from(bond_int: i32) -> Self {
48 match bond_int {
49 0 => BondOrder::Unset,
50 1 => BondOrder::Single,
51 2 => BondOrder::Double,
52 3 => BondOrder::Triple,
53 _ => BondOrder::Quadruple,
54 }
55 }
56}