javascript - 2 bars stacked and 1 unstacked in the same x axis CHARTJS -


i'm trying combined chart title says. mean when have 3q15 in x axis want 2 bars 1 after other, first 1 stacked other , second 1 unstacked. here have picture of want chartjs:

enter image description here

<script> var randomscalingfactor = function() {     return math.round(math.random() * 10000); }; </script>  <h3 style="text-align:center;font-weight:900">online</h3> <canvas id="mychart6" ></canvas> <div id="js-legend" class="chart-legend"></div> <script>  var barchartdata = {         labels: ["ene-16", "feb-16", "mar-16", "abr-16", "may-16", "jun-16", "jul-16", "ago-16", "set-16", "oct-16", "nov-16", "dic-16"],         datasets: [{             type: 'bar',             label: 'logística',             backgroundcolor: "rgba(0,255,0,0.6)",             data: [randomscalingfactor(), randomscalingfactor(), randomscalingfactor(), randomscalingfactor(), randomscalingfactor(), randomscalingfactor(), randomscalingfactor(), randomscalingfactor(), randomscalingfactor(), randomscalingfactor(), randomscalingfactor(), randomscalingfactor()],             yaxisid: 'y-axis-1'         }, {             type: 'bar',             label: 'equipamiento',             backgroundcolor: "rgba(255,0,0,0.6)",             data: [randomscalingfactor(), randomscalingfactor(), randomscalingfactor(), randomscalingfactor(), randomscalingfactor(), randomscalingfactor(), randomscalingfactor(), randomscalingfactor(), randomscalingfactor(), randomscalingfactor(), randomscalingfactor(), randomscalingfactor()],             yaxisid: 'y-axis-1'         }, {             type: 'bar',             label: 'equipamiento1',             backgroundcolor: "rgba(130,130,130,1)",             data: [randomscalingfactor(), randomscalingfactor(), randomscalingfactor(), randomscalingfactor(), randomscalingfactor(), randomscalingfactor(), randomscalingfactor(), randomscalingfactor(), randomscalingfactor(), randomscalingfactor(), randomscalingfactor(), randomscalingfactor()],             yaxisid: 'y-axis-1'         }, {             type: 'line',             label: 'equipamiento2',             backgroundcolor: "rgba(0,0,100,0.6)",             data: [randomscalingfactor(), randomscalingfactor(), randomscalingfactor(), randomscalingfactor(), randomscalingfactor(), randomscalingfactor(), randomscalingfactor(), randomscalingfactor(), randomscalingfactor(), randomscalingfactor(), randomscalingfactor(), randomscalingfactor()],             yaxisid: 'y-axis-1',             fill: false         }]      };  window.onload = function() {         var ctx = document.getelementbyid("mychart6").getcontext("2d");          window.mybar = new chart(ctx, {             type: 'bar',             data: barchartdata,             options: {                  tooltips: {                     mode: 'label'                 },                 responsive: true,                 scales: {                      yaxes: [{                         stacked: true,                         id: "y-axis-1",                         position: "left",                         display:true                     },                     {                         stacked: true,                         id: "y-axis-2",                         gridlines:{                             display: false                         },                         position: "right",                         display:true                     }]                 }             }         });      };

and i'm getting this, don't know how make stick first 2 bars , make got separated 3rd bar desired chart.

enter image description here

any great! i'm getting little desperate new chart js. i'm using chart js 2.2.2 http://www.chartjs.org/ .

i hope can give me tip. thanks!


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