@visx/vendor
Version:
vendored packages for visx
53 lines (52 loc) • 1.72 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.default = radial;
var _continuous = _interopRequireDefault(require("./continuous.js"));
var _init = require("./init.js");
var _linear = require("./linear.js");
var _number = _interopRequireDefault(require("./number.js"));
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
function square(x) {
return Math.sign(x) * x * x;
}
function unsquare(x) {
return Math.sign(x) * Math.sqrt(Math.abs(x));
}
function radial() {
var squared = (0, _continuous.default)(),
range = [0, 1],
round = false,
unknown;
function scale(x) {
var y = unsquare(squared(x));
return isNaN(y) ? unknown : round ? Math.round(y) : y;
}
scale.invert = function (y) {
return squared.invert(square(y));
};
scale.domain = function (_) {
return arguments.length ? (squared.domain(_), scale) : squared.domain();
};
scale.range = function (_) {
return arguments.length ? (squared.range((range = Array.from(_, _number.default)).map(square)), scale) : range.slice();
};
scale.rangeRound = function (_) {
return scale.range(_).round(true);
};
scale.round = function (_) {
return arguments.length ? (round = !!_, scale) : round;
};
scale.clamp = function (_) {
return arguments.length ? (squared.clamp(_), scale) : squared.clamp();
};
scale.unknown = function (_) {
return arguments.length ? (unknown = _, scale) : unknown;
};
scale.copy = function () {
return radial(squared.domain(), range).round(round).clamp(squared.clamp()).unknown(unknown);
};
_init.initRange.apply(scale, arguments);
return (0, _linear.linearish)(scale);
}