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
|
use scene::{Project, SceneTracks, Track};
use crate::command::{Command, CommandError, CommandResult};
use crate::project_ext::active_scene_mut;
use crate::tracks::find_track_mut;
pub struct ToggleTrackMuteCommand {
track_id: String,
saved_state: Option<SceneTracks>,
}
impl ToggleTrackMuteCommand {
pub fn new(track_id: impl Into<String>) -> Self {
Self {
track_id: track_id.into(),
saved_state: None,
}
}
}
impl Command for ToggleTrackMuteCommand {
fn execute(
&mut self,
project: &mut Project,
) -> Result<Option<CommandResult>, CommandError> {
let Some(scene) = active_scene_mut(project) else {
return Ok(None);
};
self.saved_state = Some(scene.tracks.clone());
match find_track_mut(&mut scene.tracks, &self.track_id) {
Some(Track::Video { muted, .. }) | Some(Track::Audio { muted, .. }) => {
*muted = !*muted;
}
_ => {}
}
Ok(None)
}
fn undo(&mut self, project: &mut Project) {
let Some(saved) = &self.saved_state else {
return;
};
if let Some(scene) = active_scene_mut(project) {
scene.tracks = saved.clone();
}
}
}
|
