Function getRegion

src/traces/parcoords/axisbrush.js:105–111

(fPix, y)

// is the cursor over the north, middle, or south of a bar?
// the end handles extend over the last 10% of the bar
function getRegion(fPix, y) {
    var pad = c.bar.handleHeight;
    if(y > fPix[1] + pad || y < fPix[0] - pad) return;
    if(y >= 0.9 * fPix[1] + 0.1 * fPix[0]) return 'n';
    if(y <= 0.9 * fPix[0] + 0.1 * fPix[1]) return 's';
    return 'ns';
}

function clearCursor() {
    d3.select(document.body)