Configuring a type

import * as ng from '@angular/core';
import { Component } from '@angular/core';
import { bootstrapApplication } from '@angular/platform-browser';
import { createGrid, createUnitType } from '@toclocoinc/lattice-grid';
import '@toclocoinc/lattice-grid/css';
import createLatticeGrid from '@toclocoinc/lattice-grid/modules/angular';

const { LatticeGridComponent } = createLatticeGrid({ ng, createGrid });

// The same field stored in metres, shown four ways. The stored value never
// changes; only the display does.
const 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 }),
};

const 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' },
];

const rows = [/* runs, each with a span in metres */];



@Component({
  selector: 'app-root',
  standalone: true,
  imports: [LatticeGridComponent],
  template: '<lattice-grid [config]="grid" style="display:block;height:460px"></lattice-grid>',
})
export class AppComponent {
  grid = {
    rowKey: 'id',
    dataTypes: dataTypes,
    columns: columns,
    rows: rows,
  };
}

bootstrapApplication(AppComponent);