@antv/g2
Version:
the Grammar of Graphics in Javascript
54 lines • 2.47 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.spider = void 0;
const coordinate_1 = require("../../../utils/coordinate");
const outside_1 = require("./outside");
const utils_1 = require("./utils");
const styleByPoints = new WeakMap();
function compute(points, value, coordinate) {
const { connectorLength, connectorLength2, connectorDistance } = value;
const style = __rest((0, outside_1.inferOutsideCircularStyle)('outside', points, value, coordinate), []);
const center = coordinate.getCenter();
const radius = (0, outside_1.radiusOf)(points, value, coordinate);
const angle = (0, outside_1.angleOf)(points, value, coordinate);
const radius1 = radius + connectorLength + connectorLength2;
const sign = Math.sin(angle) > 0 ? 1 : -1;
const newX = center[0] + (radius1 + +connectorDistance) * sign;
const { x: originX } = style;
const dx = newX - originX;
style.x += dx;
style.connectorPoints[0][0] -= dx;
return style;
}
/**
* Spider label transform only suitable for the labels in polar coordinate,
* labels should distinguish coordinate type.
*/
function spider(position, points, value, coordinate, options, labels) {
if (!(0, coordinate_1.isCircular)(coordinate))
return {};
if (styleByPoints.has(points))
return styleByPoints.get(points);
const computed = labels.map((points) => compute(points, value, coordinate));
const { width, height } = coordinate.getOptions();
const left = computed.filter((d) => d.x < width / 2);
const right = computed.filter((d) => d.x >= width / 2);
const extendedOptions = Object.assign(Object.assign({}, options), { height });
(0, utils_1.hideAndDodgeY)(left, extendedOptions);
(0, utils_1.hideAndDodgeY)(right, extendedOptions);
computed.forEach((style, i) => styleByPoints.set(labels[i], style));
return styleByPoints.get(points);
}
exports.spider = spider;
//# sourceMappingURL=spider.js.map