SBCHART

var chart = sb.chart.render("#chartWrap", {
    data: {
        type: "bar",
        columns: [
            ["2015",3.51,4.6,3.43,7.96,3.37,5.83,0.35,3.23,-0.09,4.47,2.21,1.13,0.77,0.35,0.92,2.65,1.64,8.08],
            ["2016",0.71,2.14,3.18,-1.84,0.79,0.35,0.28,0.44,0.79,0.84,1.33,-0.7,-1.51,0.09,1.05,-1.66,-0.58,4.63],
            ["2017",1.48,3.64,2.35,1.29,1.42,1.34,1.51,-1.08,4.29,1.67,2.4,-0.36,-0.53,1.98,2.23,-0.9,-1.62,1.66]
        ]
    },
    legend: {
        position: "inset",
        item: {
            tile: {
                height: 5, 
                width: 2
            }
        },
        inset: {
            anchor: "top-left",
            x: 180,
            y: 20,
            step: 2
        }
    }
});

document.getElementById("txtX").value = chart.legend().inset.x;
document.getElementById("txtY").value = chart.legend().inset.y;
document.getElementById("txtStep").value = chart.legend().inset.step;

document.getElementById("cboPostion").onchange = function() {
    chart.legend().position = this.value;
    if(this.value == "inset") {
        var els = document.getElementsByClassName("inset hide");
        for(var i = (els.length - 1); i >= 0; i--) {
            els[i].classList.remove("hide");
        }
    } else {
        var els = document.getElementsByClassName("inset");
        for(var i = (els.length - 1); i >= 0; i--) {
            els[i].classList.add("hide");
        }
    }
    chart.render();
};
document.getElementById("chkBackground").onchange = function() {
    chart.legend().background = this.checked;
    chart.render();
};
document.getElementById("cboAnchor").onchange = function() {
    if(!chart.legend().inset) chart.legend().inset = {};
    chart.legend().inset.anchor = this.value;
    chart.render();
};
document.getElementById("txtX").onchange = function() {
    chart.legend().inset.x = this.value;
    chart.render();
};
document.getElementById("txtY").onchange = function() {
    chart.legend().inset.y = this.value;
    chart.render();
};
document.getElementById("txtStep").onchange = function() {
    chart.legend().inset.step = this.value;
    chart.render();
};