Trait OverlayComposer 

pub trait OverlayComposer {
    // Required method
    fn compose(
        &self,
        metrics: &PageMetrics,
        viewport: OverlaySize,
    ) -> Vec<OverlayItem>;
}

Overlay composer API for app-driven overlay placement/content.

Required Methods

fn compose( &self, metrics: &PageMetrics, viewport: OverlaySize, ) -> Vec<OverlayItem>

Implementors