Function boundTest

docs/app/js/sanddance-app.js:120212–120218

(scale, orient, tolerance)

    return b.width() > 1 && b.height() > 1;
};
const boundTest = (scale, orient, tolerance)=>{
    var range = scale.range(), b = new (0, _vegaScenegraph.Bounds)();
    if (orient === Top || orient === Bottom) b.set(range[0], -Infinity, range[1], Infinity);
    else b.set(-Infinity, range[0], Infinity, range[1]);
    b.expand(tolerance || 1);
    return (item)=>b.encloses(item.bounds);
}; // reset all items to be fully opaque
const reset = (source)=>{
    source.forEach((item)=>item.opacity = 1);
    return source;