Function updateSpecPlugin

examples/specs/update-config.js:5–37

()

    dev.spec(getSpec());

    function updateSpecPlugin() {
        return {
            init: function (chart) {
                const node = document.createElement('div');
                const root = d3.select(node);
                root.append('span').append('strong')
                    .text('JSON:');
                root.append('textarea')
                    .property('value', '{}');
                root.append('button')
                    .text('Set data')
                    .on('click', function () {
                        const spec = getSpec();
                        const text = root.select('textarea').property('value');
                        const obj = JSON.parse(text || '{}');
                        if (obj.plugins && !Array.isArray(obj.plugins)) {
                            obj.plugins = Object.keys(obj.plugins).reduce(function (plugins, name) {
                                plugins.push(Taucharts.api.plugins.get(name)(obj.plugins[name]));
                                return plugins;
                            }, []);
                            obj.plugins.push(updateSpecPlugin());
                        }
                        const chartSpec = Object.assign(spec, obj);
                        chart.updateConfig(Object.assign(spec, obj));
                    });
                chart.insertToHeader(node);
                this.node = node;
            },
            destroy: function () {
                this.node.parentElement.removeChild(this.node);
            }
        };
    }

    function getSpec() {
        return {