Function pathDescendant

src/traces/treemap/plot_one.js:221–257

(d)

    // slice path generation fn
    var pathDescendant = function(d) {
        var _x0 = viewMapX(d.x0);
        var _x1 = viewMapX(d.x1);
        var _y0 = viewMapY(d.y0);
        var _y1 = viewMapY(d.y1);

        var dx = _x1 - _x0;
        var dy = _y1 - _y0;
        if(!dx || !dy) return '';

        var cornerradius = trace.marker.cornerradius || 0;
        var r = Math.min(cornerradius, dx / 2, dy / 2);
        if(
            r &&
            d.data &&
            d.data.data &&
            d.data.data.label
        ) {
            if(hasTop) r = Math.min(r, pad.t);
            if(hasLeft) r = Math.min(r, pad.l);
            if(hasRight) r = Math.min(r, pad.r);
            if(hasBottom) r = Math.min(r, pad.b);
        }

        var arc = function(rx, ry) { return r ? 'a' + pos(r, r) + ' 0 0 1 ' + pos(rx, ry) : ''; };

        return (
           'M' + pos(_x0, _y0 + r) +
           arc(r, -r) +
           'L' + pos(_x1 - r, _y0) +
           arc(r, r) +
           'L' + pos(_x1, _y1 - r) +
           arc(-r, r) +
           'L' + pos(_x0 + r, _y1) +
           arc(-r, -r) + 'Z'
        );
    };

    var toMoveInsideSlice = function(pt, opts) {
        var x0 = pt.x0;