swOperation/node_modules/@antv/g2/lib/shape/label/label.js

"use strict";
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                t[p[i]] = s[p[i]];
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Object.defineProperty(exports, "__esModule", { value: true });
exports.Label = void 0;
const selection_1 = require("../../utils/selection");
const utils_1 = require("../../shape/utils");
const coordinate_1 = require("../../utils/coordinate");
const string_1 = require("../../utils/string");
const advance_1 = require("../text/advance");
const PositionProcessor = __importStar(require("./position"));
function inferPosition(position, coordinate) {
    if (position !== undefined)
        return position;
    if ((0, coordinate_1.isCircular)(coordinate))
        return 'inside';
    if ((0, coordinate_1.isTranspose)(coordinate))
        return 'right';
    return 'top';
}
function getDefaultStyle(points, value, coordinate, theme, options) {
    // For non-series mark, calc position for label based on
    // position and the bounds of shape.
    const { position } = value;
    const p = inferPosition(position, coordinate);
    const t = theme[p === 'inside' ? 'innerLabel' : 'label'];
    const v = Object.assign({}, t, value);
    const processor = PositionProcessor[(0, string_1.camelCase)(p)];
    if (!processor) {
        throw new Error(`Unknown position: ${p}`);
    }
    return Object.assign(Object.assign({}, t), processor(p, points, v, coordinate, options));
}
/**
 * Render normal label for each mark.
 * @todo Support position option: middle...
 */
const Label = (options) => {
    return (points, value, coordinate, theme) => {
        const { text, x, y, transform: specifiedTS = '', transformOrigin } = value, overrideStyle = __rest(value, ["text", "x", "y", "transform", "transformOrigin"]);
        const _a = getDefaultStyle(points, value, coordinate, theme, options), { rotate = 0, transform = '' } = _a, defaultStyle = __rest(_a, ["rotate", "transform"]);
        return (0, selection_1.select)(new advance_1.Advance())
            .call(utils_1.applyStyle, defaultStyle)
            .style('text', `${text}`)
            .style('labelTransform', `${transform} rotate(${+rotate}) ${specifiedTS}`.trim())
            .style('labelTransformOrigin', transformOrigin)
            .style('coordCenter', coordinate.getCenter())
            .call(utils_1.applyStyle, overrideStyle)
            .node();
    };
};
exports.Label = Label;
exports.Label.props = {
    defaultMarker: 'point',
};
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