1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
use crate::primitives::Line;
use euclid::default::Transform2D;
pub trait AffineTransformable {
fn transform(&mut self, transform: Transform2D<f64>);
fn transformed(&self, transform: Transform2D<f64>) -> Self
where
Self: Sized + Clone,
{
let mut clone = self.clone();
clone.transform(transform);
clone
}
}
impl<'t, T: AffineTransformable + ?Sized> AffineTransformable for &'t mut T {
fn transform(&mut self, transform: Transform2D<f64>) {
(*self).transform(transform);
}
}
impl<Space> AffineTransformable for euclid::Vector2D<f64, Space> {
fn transform(&mut self, transform: Transform2D<f64>) {
*self = transform
.pre_transform(&euclid::Transform2D::<f64, Space, _>::identity())
.post_transform(&euclid::Transform2D::<f64, _, Space>::identity())
.transform_vector(*self);
}
}
impl<Space> AffineTransformable for euclid::Point2D<f64, Space> {
fn transform(&mut self, transform: Transform2D<f64>) {
*self = transform
.pre_transform(&euclid::Transform2D::<f64, Space, _>::identity())
.post_transform(&euclid::Transform2D::<f64, _, Space>::identity())
.transform_point(*self);
}
}
impl<Space> AffineTransformable for Line<Space> {
fn transform(&mut self, transform: Transform2D<f64>) {
self.start.transform(transform);
self.end.transform(transform);
}
}