@antv/g2plot
Version:
An interactive and responsive charting library
52 lines • 1.94 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.transformData = exports.processData = void 0;
var tslib_1 = require("tslib");
var util_1 = require("@antv/util");
var utils_1 = require("../../utils");
var constant_1 = require("./constant");
/**
* @desc 数据处理函数，统一将数据处理成[start, end]
* @param data
* @param xField
* @param yField
* @param totalLabel
*/
function processData(data, xField, yField, newYField, total) {
var _a;
var newData = [];
util_1.reduce(data, function (r, d) {
var _a;
// 校验数据合法性
utils_1.log(utils_1.LEVEL.WARN, util_1.isNumber(d[yField]), d[yField] + " is not a valid number");
var value = util_1.isUndefined(d[yField]) ? null : d[yField];
newData.push(tslib_1.__assign(tslib_1.__assign({}, d), (_a = {}, _a[newYField] = [r, r + value], _a)));
return r + value;
}, 0);
// 如果需要展示总和
if (newData.length && total) {
var sum = util_1.get(newData, [[data.length - 1], newYField, [1]]);
newData.push((_a = {},
_a[xField] = total.label,
_a[yField] = sum,
_a[newYField] = [0, sum],
_a));
}
return newData;
}
exports.processData = processData;
/**
* 处理为 瀑布图 数据
*/
function transformData(data, xField, yField, total) {
var processed = processData(data, xField, yField, constant_1.Y_FIELD, total);
return processed.map(function (d, dIdx) {
var _a;
if (!util_1.isObject(d)) {
return d;
}
return tslib_1.__assign(tslib_1.__assign({}, d), (_a = {}, _a[constant_1.ABSOLUTE_FIELD] = d[constant_1.Y_FIELD][1], _a[constant_1.DIFF_FIELD] = d[constant_1.Y_FIELD][1] - d[constant_1.Y_FIELD][0], _a[constant_1.IS_TOTAL] = dIdx === data.length, _a));
});
}
exports.transformData = transformData;
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