Gantt

<script>
  import { createGrid } from 'https://cdn.jsdelivr.net/npm/@toclocoinc/lattice-grid@1.27.0/lattice-grid.esm.min.js';
  import createLatticeAction from 'https://cdn.jsdelivr.net/npm/@toclocoinc/lattice-grid@1.27.0/modules/svelte.esm.min.js';
  import { createChart } from 'https://cdn.jsdelivr.net/npm/@toclocoinc/lattice-grid@1.27.0/modules/charts.esm.min.js';

  const lattice = createLatticeAction({ createGrid });

  let chartEl;

  const config = {
    rowKey: 'id',
    columns: [
      { field: 'task',  title: 'Task', layout: { width: 160 } },
      { field: 'phase', title: 'Phase', filter: { type: 'set' } },
      { field: 'start', title: 'Start', type: 'date' },
      { field: 'end',   title: 'End',   type: 'date' },
    ],
    rows,  // e.g. [{ id: 1, task: 'Discovery', phase: 'Plan', start: '2026-01-06', end: '2026-01-14' }, ...]
    // onGrid hands over the live grid the moment it is created. Gantt reads a row
    // label and a start and end date; series colours the bars. It follows the grid.
    onGrid: (grid) => {
      createChart({ grid, container: chartEl, type: 'gantt',
        label: 'task', start: 'start', end: 'end', series: 'phase', legend: true });
    },
  };
</script>

<svelte:head>
  <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/@toclocoinc/lattice-grid@1.27.0/lattice-grid.min.css">
</svelte:head>

<div bind:this={chartEl} style="height: 320px"></div>
<div use:lattice={config} style="height: 320px; margin-top: 14px"></div>