Function widthGetter

docs/app/js/sanddance-app.js:122885–122895

(item)

    return item.limit > 0 && text5.length ? truncate(item, text5) : text5;
}
function widthGetter(item) {
    if (textMetrics.width === measureWidth) {
        // we are using canvas
        const currentFont = font(item);
        return (text6)=>_measureWidth(text6, currentFont);
    } else {
        // we are relying on estimates
        const currentFontHeight = fontSize(item);
        return (text7)=>_estimateWidth(text7, currentFontHeight);
    }
}
function truncate(item, text8) {
    var limit = +item.limit, width = widthGetter(item);
    if (width(text8) < limit) return text8;