@jbrowse/plugin-linear-genome-view/esm/BaseLinearDisplay/calculateSvgLegendWidth.js

JBrowse 2 linear genome view

import { measureText } from '@jbrowse/core/util';
const LEGEND_FONT_SIZE = 10;
const LEGEND_BOX_SIZE = 12;
const LEGEND_PADDING = 3;
export function calculateSvgLegendWidth(items) {
    if (items.length === 0) {
        return 0;
    }
    const maxLabelWidth = Math.max(...items.map(item => measureText(item.label, LEGEND_FONT_SIZE)));
    return LEGEND_BOX_SIZE + 8 + maxLabelWidth + LEGEND_PADDING * 2 + 20;
}