Configuring a type

<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/@toclocoinc/lattice-grid@1.28.0/lattice-grid.min.css">
<style>
  #grid > div { height: 460px; }
</style>
<div id="grid"></div>

<script type="module">
  import * as Vue from 'https://esm.sh/vue@3';
  import { createGrid, createUnitType } from 'https://cdn.jsdelivr.net/npm/@toclocoinc/lattice-grid@1.28.0/lattice-grid.esm.min.js';
  import createLatticeGrid from 'https://cdn.jsdelivr.net/npm/@toclocoinc/lattice-grid@1.28.0/modules/vue.esm.min.js';

  const LatticeGrid = createLatticeGrid({ vue: Vue, createGrid });

  Vue.createApp({
    components: { LatticeGrid },
    data() {
      return {
        config: {
          rowKey: 'id',
          // The same field stored in metres, shown four ways. The stored value never
          // changes; only the display does.
          dataTypes: {
            spanAuto: createUnitType({ system: 'length', unit: 'm', display: 'auto' }),
            spanMm:   createUnitType({ system: 'length', unit: 'm', display: 'mm' }),
            spanKm:   createUnitType({ system: 'length', unit: 'm', display: 'km', decimals: 3 }),
            spanSig:  createUnitType({ system: 'length', unit: 'm', display: 'auto', significantFigures: 3 }),
          },
          columns: [
            { field: 'run', title: 'Run', layout: { pin: 'start', width: 120 } },
            { field: 'span', id: 'stored', title: 'Stored (m)', type: 'number' },
            { field: 'span', id: 'auto', title: "display: 'auto'", type: 'spanAuto' },
            { field: 'span', id: 'mm', title: "display: 'mm'", type: 'spanMm' },
            { field: 'span', id: 'km', title: "display: 'km'", type: 'spanKm' },
            { field: 'span', id: 'sig', title: '3 sig figs', type: 'spanSig' },
          ],
          rows,
        },
      };
    },
    template: '<lattice-grid v-bind="config" />',
  }).mount('#grid');
</script>