aswi2021codebakers-gitlab/src/vega-analyze/testvega.js @ 9fa751ff

var view;

fetch('piechart.json')
    .then(res => res.json())
    .then(spec => render(spec))
    .catch(err => console.error(err));

function render(spec) {
    view = new vega.View(vega.parse(spec), {
        renderer: 'canvas',  // renderer (canvas or svg)
        container: '#view',   // parent DOM container
        hover: true       // enable hover processing
    });

    return view.runAsync();
}