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|
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 ToggleTrackVisibilityCommand {
track_id: String,
saved_state: Option<SceneTracks>,
}
impl ToggleTrackVisibilityCommand {
pub fn new(track_id: impl Into<String>) -> Self {
Self {
track_id: track_id.into(),
saved_state: None,
}
}
}
impl Command for ToggleTrackVisibilityCommand {
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 { hidden, .. }
| Track::Text { hidden, .. }
| Track::Graphic { hidden, .. }
| Track::Effect { hidden, .. },
) => {
*hidden = !*hidden;
}
_ => {}
}
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();
}
}
}
|
