/*!
 * Lattice Grid 1.65.0, chart-calendar module type declarations
 * Copyright (c) 2026 TOCLOCO Inc. All rights reserved.
 * https://latticegrid.dev
 */
/**
 * The calendar-heatmap extension chart type. Importing this
 * module registers `calendar`. Draws value-by-day as a GitHub-style grid: `x`
 * is a date column, `y` the measure summed per day.
 */
export function drawCalendar(ctx: object): object;
export default drawCalendar;