chart.js
Version:
Simple HTML5 charts using the canvas element.
1 lines • 2.3 kB
JavaScript
(window.webpackJsonp=window.webpackJsonp||[]).push([[252],{582:function(n,t,a){"use strict";a.r(t);var o=a(6),e=Object(o.a)({},(function(){var n=this,t=n.$createElement,a=n._self._c||t;return a("ContentSlotsDistributor",{attrs:{"slot-key":n.$parent.slotKey}},[a("h1",{attrs:{id:"polar-area-chart"}},[a("a",{staticClass:"header-anchor",attrs:{href:"#polar-area-chart"}},[n._v("#")]),n._v(" Polar Area Chart")]),n._v(" "),a("chart-editor",{attrs:{code:"// <block:setup:2>\nconst DATA_COUNT = 7;\nUtils.srand(110);\n\nconst actions = [\n {\n name: 'Randomize',\n handler(chart) {\n chart.data.datasets.forEach(dataset => {\n dataset.data = generateData();\n });\n chart.update();\n }\n },\n];\n// </block:setup>\n\n// <block:data:1>\nfunction generateData() {\n return Utils.numbers({\n count: DATA_COUNT,\n min: 0,\n max: 100\n });\n}\n\nconst data = {\n labels: Utils.months({count: DATA_COUNT}),\n datasets: [{\n data: generateData()\n }]\n};\n// </block:data>\n\n// <block:options:0>\nfunction colorize(opaque, hover, ctx) {\n const v = ctx.raw;\n const c = v < 35 ? '#D60000'\n : v < 55 ? '#F46300'\n : v < 75 ? '#0358B6'\n : '#44DE28';\n\n const opacity = hover ? 1 - Math.abs(v / 150) - 0.2 : 1 - Math.abs(v / 150);\n\n return opaque ? c : Utils.transparentize(c, opacity);\n}\n\nfunction hoverColorize(ctx) {\n return colorize(false, true, ctx);\n}\n\nconst config = {\n type: 'polarArea',\n data: data,\n options: {\n plugins: {\n legend: false,\n tooltip: false,\n },\n elements: {\n arc: {\n backgroundColor: colorize.bind(null, false, false),\n hoverBackgroundColor: hoverColorize\n }\n }\n }\n};\n// </block:options>\n\nmodule.exports = {\n actions,\n config,\n};\n"}}),a("h2",{attrs:{id:"docs"}},[a("a",{staticClass:"header-anchor",attrs:{href:"#docs"}},[n._v("#")]),n._v(" Docs")]),n._v(" "),a("ul",[a("li",[a("RouterLink",{attrs:{to:"/general/options.html"}},[n._v("Options")]),n._v(" "),a("ul",[a("li",[a("RouterLink",{attrs:{to:"/general/options.html#scriptable-options"}},[n._v("Scriptable Options")])],1)])],1),n._v(" "),a("li",[a("RouterLink",{attrs:{to:"/charts/polar.html"}},[n._v("Polar Area Chart")])],1)])],1)}),[],!1,null,null,null);t.default=e.exports}}]);