@stokr/components-library
Version:
STOKR - Components Library
153 lines (149 loc) • 6.32 kB
JavaScript
"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.default = exports.DonutChart = void 0;
var _react = _interopRequireWildcard(require("react"));
var _propTypes = _interopRequireDefault(require("prop-types"));
var d3 = _interopRequireWildcard(require("d3"));
var _DonutChart2 = require("./DonutChart.styles");
function _interopRequireDefault(e) { return e && e.__esModule ? e : { default: e }; }
function _interopRequireWildcard(e, t) { if ("function" == typeof WeakMap) var r = new WeakMap(), n = new WeakMap(); return (_interopRequireWildcard = function (e, t) { if (!t && e && e.__esModule) return e; var o, i, f = { __proto__: null, default: e }; if (null === e || "object" != typeof e && "function" != typeof e) return f; if (o = t ? n : r) { if (o.has(e)) return o.get(e); o.set(e, f); } for (const t in e) "default" !== t && {}.hasOwnProperty.call(e, t) && ((i = (o = Object.defineProperty) && Object.getOwnPropertyDescriptor(e, t)) && (i.get || i.set) ? o(f, t, i) : f[t] = e[t]); return f; })(e, t); }
function ownKeys(e, r) { var t = Object.keys(e); if (Object.getOwnPropertySymbols) { var o = Object.getOwnPropertySymbols(e); r && (o = o.filter(function (r) { return Object.getOwnPropertyDescriptor(e, r).enumerable; })), t.push.apply(t, o); } return t; }
function _objectSpread(e) { for (var r = 1; r < arguments.length; r++) { var t = null != arguments[r] ? arguments[r] : {}; r % 2 ? ownKeys(Object(t), !0).forEach(function (r) { _defineProperty(e, r, t[r]); }) : Object.getOwnPropertyDescriptors ? Object.defineProperties(e, Object.getOwnPropertyDescriptors(t)) : ownKeys(Object(t)).forEach(function (r) { Object.defineProperty(e, r, Object.getOwnPropertyDescriptor(t, r)); }); } return e; }
function _defineProperty(e, r, t) { return (r = _toPropertyKey(r)) in e ? Object.defineProperty(e, r, { value: t, enumerable: !0, configurable: !0, writable: !0 }) : e[r] = t, e; }
function _toPropertyKey(t) { var i = _toPrimitive(t, "string"); return "symbol" == typeof i ? i : i + ""; }
function _toPrimitive(t, r) { if ("object" != typeof t || !t) return t; var e = t[Symbol.toPrimitive]; if (void 0 !== e) { var i = e.call(t, r || "default"); if ("object" != typeof i) return i; throw new TypeError("@@toPrimitive must return a primitive value."); } return ("string" === r ? String : Number)(t); }
class DonutChart extends _react.PureComponent {
constructor() {
super(...arguments);
_defineProperty(this, "state", {
data: [],
key: 0
});
_defineProperty(this, "createChart", () => {
if (!this.chartEl) return;
const {
data
} = this.state;
const width = 320;
const height = 320;
const pad = 10;
const thickness = 14;
const outerRadius = width / 2;
const innerRadius = outerRadius - thickness;
const padAngle = pad / (outerRadius - thickness / 2);
const customColors = data.map(item => item.color);
const color = customColors[0] ? d3.scaleOrdinal(customColors) : d3.scaleOrdinal(d3.schemeCategory10);
const svg = d3.select(this.chartEl).append('svg').attr('viewBox', "0 0 ".concat(width, " ").concat(height));
const chart = svg.append('g').attr('transform', "translate(".concat(width / 2, ", ").concat(height / 2, ")"));
const pie = d3.pie().value(d => d.value).sort(null).padAngle(padAngle);
const arc = d3.arc().outerRadius(outerRadius).innerRadius(innerRadius);
function arcTween(a) {
const interp = d3.interpolate(this._current, a);
this._current = interp(1);
return time => arc(interp(time));
}
function setD(d) {
this._current = d;
}
this.drawDate = dataSet => {
// Join new data
const path = chart.selectAll('path').data(pie(dataSet));
// Update existing arcs
path.transition().ease(d3.easeQuadOut).duration(1000).attrTween('d', arcTween);
// Enter new arcs
path.enter().append('path').attr('fill', (d, i) => color(i)).attr('d', arc).each(setD);
};
// set init data
this.drawDate(data.map(datum => _objectSpread(_objectSpread({}, datum), {}, {
value: 0
})));
});
_defineProperty(this, "drawChart", () => {
const {
data
} = this.props;
this.drawDate(data);
this.drawn = true;
});
_defineProperty(this, "onScroll", e => {
if (this.drawn) return;
if (this.chartEl.getBoundingClientRect().top < window.innerHeight) {
this.drawChart();
}
});
}
componentDidMount() {
const {
data
} = this.props;
this.setState({
data
}, () => {
this.createChart();
window.addEventListener('scroll', this.onScroll);
this.onScroll();
});
}
componentDidUpdate(prevProps) {
const {
key
} = this.state;
const {
data: newData
} = this.props;
const {
data: prevData
} = prevProps;
if (newData && prevData && JSON.stringify(newData) !== JSON.stringify(prevData)) {
this.setState({
data: newData
}, () => {
this.drawn = false;
window.removeEventListener('scroll', this.onScroll);
this.setState({
key: key + 1
}, () => {
this.createChart();
window.addEventListener('scroll', this.onScroll);
this.onScroll();
});
});
}
}
componentWillUnmount() {
window.removeEventListener('scroll', this.onScroll);
}
render() {
const {
children,
center
} = this.props;
const {
key
} = this.state;
return /*#__PURE__*/_react.default.createElement(_DonutChart2.Chart, {
ref: el => {
this.chartEl = el;
},
center: center,
key: key
}, /*#__PURE__*/_react.default.createElement(_DonutChart2.Content, null, children));
}
}
exports.DonutChart = DonutChart;
DonutChart.propTypes = {
children: _propTypes.default.node,
data: _propTypes.default.arrayOf(_propTypes.default.shape({
value: _propTypes.default.number.isRequired,
name: _propTypes.default.string,
color: _propTypes.default.string
})).isRequired,
center: _propTypes.default.bool
};
DonutChart.defaultProps = {
children: null,
center: false
};
var _default = exports.default = DonutChart;