playa 0.1.142

Image sequence player (EXR, PNG, JPEG, TIFF, .MP4). Pure Rust with optional OpenEXR/FFmpeg support.
Documentation 
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//! Timeline widget events.

#[derive(Clone, Debug)]
pub struct TimelineZoomChangedEvent(pub f32);

#[derive(Clone, Debug)]
pub struct TimelinePanChangedEvent(pub f32);

#[derive(Clone, Debug)]
pub struct TimelineSnapChangedEvent(pub bool);

#[derive(Clone, Debug)]
pub struct TimelineLockWorkAreaChangedEvent(pub bool);

#[derive(Clone, Debug)]
pub struct TimelineFitAllEvent(pub f32);

/// Fit timeline view to layers.
/// If `selected_only` is true and layers are selected, fit to selection.
/// Otherwise fit to all layers.
#[derive(Clone, Debug)]
pub struct TimelineFitEvent {
    pub selected_only: bool,
}

impl TimelineFitEvent {
    pub fn all() -> Self { Self { selected_only: false } }
    pub fn selected() -> Self { Self { selected_only: true } }
}

/// Fit timeline view to work area (play range set by B/N keys).
/// Since work area defaults to full comp length, this works as "fit to comp" by default.
#[derive(Clone, Debug)]
pub struct TimelineFitWorkAreaEvent;

/// Zoom timeline in (increase zoom level)
#[derive(Clone, Debug)]
pub struct TimelineZoomInEvent;

/// Zoom timeline out (decrease zoom level)
#[derive(Clone, Debug)]
pub struct TimelineZoomOutEvent;