Function computeRectAndRanges

src/components/selections/select.js:1485–1510

(poly)

}

function computeRectAndRanges(poly) {
    poly.isRect = poly.length === 5 &&
        poly[0][0] === poly[4][0] &&
        poly[0][1] === poly[4][1] &&
        (
            poly[0][0] === poly[1][0] &&
            poly[2][0] === poly[3][0] &&
            poly[0][1] === poly[3][1] &&
            poly[1][1] === poly[2][1]
        ) ||
        (
            poly[0][1] === poly[1][1] &&
            poly[2][1] === poly[3][1] &&
            poly[0][0] === poly[3][0] &&
            poly[1][0] === poly[2][0]
        );

    if(poly.isRect) {
        poly.xmin = Math.min(poly[0][0], poly[2][0]);
        poly.xmax = Math.max(poly[0][0], poly[2][0]);
        poly.ymin = Math.min(poly[0][1], poly[2][1]);
        poly.ymax = Math.max(poly[0][1], poly[2][1]);
    }

    return poly;
}

function makeFillRangeItems(allAxes) {
    return function(eventData, poly) {