swOperation/node_modules/@antv/g2/esm/mark/link.js

import { baseGeometryChannels, basePostInference, basePreInference, createBandOffset, tooltip2d, } from './utils';
/**
 * Connect `start` to `end` with single line.
 */
export const Link = (options) => {
    return (index, scale, value, coordinate) => {
        const { x: X, y: Y, x1: X1 = X, y1: Y1 = Y } = value;
        const offset = createBandOffset(scale, value, options);
        const P = index.map((i) => [
            coordinate.map(offset([+X[i], +Y[i]], i)),
            coordinate.map(offset([+X1[i], +Y1[i]], i)),
        ]);
        return [index, P];
    };
};
const shapes = ['link', 'arc', 'vhv', 'smooth'];
Link.props = {
    defaultShape: 'link',
    defaultLabelShape: 'label',
    composite: false,
    channels: [
        ...baseGeometryChannels({ shapes }),
        { name: 'x', required: true },
        { name: 'y', required: true },
    ],
    preInference: [
        ...basePreInference(),
        { type: 'maybeIdentityY' },
        { type: 'maybeIdentityX' },
    ],
    postInference: [...basePostInference(), ...tooltip2d()],
};
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