@visx/xychart
Version:
Composable cartesian coordinate chart built with visx primitives
59 lines (57 loc) • 3.77 kB
JavaScript
;
exports.__esModule = true;
exports.default = void 0;
var _react = _interopRequireWildcard(require("react"));
var _web = require("@react-spring/web");
var _d3InterpolatePath = require("d3-interpolate-path");
var _debounce = _interopRequireDefault(require("lodash/debounce"));
var _excluded = ["d", "stroke", "fill"];
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
function _getRequireWildcardCache(nodeInterop) { if (typeof WeakMap !== "function") return null; var cacheBabelInterop = new WeakMap(); var cacheNodeInterop = new WeakMap(); return (_getRequireWildcardCache = function _getRequireWildcardCache(nodeInterop) { return nodeInterop ? cacheNodeInterop : cacheBabelInterop; })(nodeInterop); }
function _interopRequireWildcard(obj, nodeInterop) { if (!nodeInterop && obj && obj.__esModule) { return obj; } if (obj === null || typeof obj !== "object" && typeof obj !== "function") { return { default: obj }; } var cache = _getRequireWildcardCache(nodeInterop); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (key !== "default" && Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj.default = obj; if (cache) { cache.set(obj, newObj); } return newObj; }
function _extends() { _extends = Object.assign ? Object.assign.bind() : function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; }; return _extends.apply(this, arguments); }
function _objectWithoutPropertiesLoose(source, excluded) { if (source == null) return {}; var target = {}; var sourceKeys = Object.keys(source); var key, i; for (i = 0; i < sourceKeys.length; i++) { key = sourceKeys[i]; if (excluded.indexOf(key) >= 0) continue; target[key] = source[key]; } return target; }
function AnimatedPath(_ref) {
var d = _ref.d,
_ref$stroke = _ref.stroke,
stroke = _ref$stroke === void 0 ? 'transparent' : _ref$stroke,
_ref$fill = _ref.fill,
fill = _ref$fill === void 0 ? 'transparent' : _ref$fill,
lineProps = _objectWithoutPropertiesLoose(_ref, _excluded);
var previousD = (0, _react.useRef)(d);
// updating d in quick succession will ruin the animation because startD === endD.
// debounce it slightly
// eslint-disable-next-line react-hooks/exhaustive-deps
var setPreviousD = (0, _react.useCallback)((0, _debounce.default)(function (dValue) {
previousD.current = dValue;
}, 50), [] // create once
);
// react-spring cannot interpolate paths which have a differing number of points
// flubber is the "best" at interpolating but assumes closed paths
// d3-interpolate-path is better at interpolating extra/fewer points so we use that
var interpolator = (0, _d3InterpolatePath.interpolatePath)(previousD.current, d);
setPreviousD(d);
var _useSpring = (0, _web.useSpring)({
from: {
t: 0
},
to: {
t: 1
},
reset: true,
delay: 0
}),
t = _useSpring.t;
var tweened = (0, _web.useSpring)({
stroke: stroke,
fill: fill
});
return /*#__PURE__*/_react.default.createElement(_web.animated.path, _extends({
className: "visx-path",
d: t.to(interpolator),
stroke: tweened.stroke,
fill: tweened.fill
}, lineProps));
}
var _default = /*#__PURE__*/(0, _react.memo)(AnimatedPath);
exports.default = _default;