@antv/g2
Version:
the Grammar of Graphics in Javascript
69 lines • 2.79 kB
JavaScript
;
var __rest = (this && this.__rest) || function (s, e) {
var t = {};
for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p) && e.indexOf(p) < 0)
t[p] = s[p];
if (s != null && typeof Object.getOwnPropertySymbols === "function")
for (var i = 0, p = Object.getOwnPropertySymbols(s); i < p.length; i++) {
if (e.indexOf(p[i]) < 0 && Object.prototype.propertyIsEnumerable.call(s, p[i]))
t[p[i]] = s[p[i]];
}
return t;
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.DodgeX = void 0;
const util_1 = require("@antv/util");
const helper_1 = require("./utils/helper");
const order_1 = require("./utils/order");
/**
* The dodge group marks into series by color or series channel,
* and then produce new series channel for each series by specified order,
* say to form horizontal "columns" by specified channels.
*/
const DodgeX = (options = {}) => {
const { groupBy = 'x', reverse = false, orderBy, padding } = options, rest = __rest(options, ["groupBy", "reverse", "orderBy", "padding"]);
return (I, mark) => {
const { data, encode, scale } = mark;
const { series: scaleSeries } = scale;
const [Y] = (0, helper_1.columnOf)(encode, 'y');
const [S] = (0, helper_1.maybeColumnOf)(encode, 'series', 'color');
const domainSeries = (0, order_1.domainOf)(S, scaleSeries);
const newMark = (0, util_1.deepMix)({}, mark, {
scale: {
series: {
domain: domainSeries,
paddingInner: padding,
},
},
});
// Create groups and apply specified order for each group.
const groups = (0, order_1.createGroups)(groupBy, I, mark);
const createComparator = (0, order_1.normalizeComparator)(orderBy);
if (!createComparator) {
return [I, (0, util_1.deepMix)(newMark, { encode: { series: (0, helper_1.column)(S) } })];
}
// Sort and Update series for each mark related to series domain.
const comparator = createComparator(data, Y, S);
if (comparator)
(0, order_1.applyOrder)(groups, comparator);
const newS = new Array(I.length);
for (const G of groups) {
if (reverse)
G.reverse();
for (let i = 0; i < G.length; i++) {
newS[G[i]] = domainSeries[i];
}
}
return [
I,
(0, util_1.deepMix)(newMark, {
encode: {
series: (0, helper_1.column)(orderBy ? newS : S),
},
}),
];
};
};
exports.DodgeX = DodgeX;
exports.DodgeX.props = {};
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