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
|
use std::f32::consts::{FRAC_PI_2, PI};
use std::time::Duration;
use niri::render_helpers::border::BorderRenderElement;
use niri_config::{Color, CornerRadius, GradientInterpolation};
use smithay::backend::renderer::element::RenderElement;
use smithay::backend::renderer::gles::GlesRenderer;
use smithay::utils::{Physical, Point, Rectangle, Size};
use super::{Args, TestCase};
pub struct GradientAngle {
angle: f32,
prev_time: Duration,
}
impl GradientAngle {
pub fn new(_args: Args) -> Self {
Self {
angle: 0.,
prev_time: Duration::ZERO,
}
}
}
impl TestCase for GradientAngle {
fn are_animations_ongoing(&self) -> bool {
true
}
fn advance_animations(&mut self, current_time: Duration) {
let delta = if self.prev_time.is_zero() {
Duration::ZERO
} else {
current_time.saturating_sub(self.prev_time)
};
self.prev_time = current_time;
self.angle += delta.as_secs_f32() * PI;
if self.angle >= PI * 2. {
self.angle -= PI * 2.
}
}
fn render(
&mut self,
_renderer: &mut GlesRenderer,
size: Size<i32, Physical>,
) -> Vec<Box<dyn RenderElement<GlesRenderer>>> {
let (a, b) = (size.w / 4, size.h / 4);
let size = (size.w - a * 2, size.h - b * 2);
let area = Rectangle::new(Point::from((a, b)), Size::from(size)).to_f64();
[BorderRenderElement::new(
area.size,
Rectangle::from_size(area.size),
GradientInterpolation::default(),
Color::new_unpremul(1., 0., 0., 1.),
Color::new_unpremul(0., 1., 0., 1.),
self.angle - FRAC_PI_2,
Rectangle::from_size(area.size),
0.,
CornerRadius::default(),
1.,
1.,
)
.with_location(area.loc)]
.into_iter()
.map(|elem| Box::new(elem) as _)
.collect()
}
}
|
