Agent-readable demo data

Title

Monthly Event Calendar | DayPilot Pro for JavaScript Demo

Tree

DayPilot JavaScript Demo

Catalog root

Default

Description

Read more about the client-side JPEG export.

• Canonical HTML: /demo/month/exportjpeg.html
• Markdown companion: /demo/month/exportjpeg.md
• Folder: /demo/month/
• Root: /demo/
• Catalog: /demo/llms.txt

Inline demo script 1

const dp = new DayPilot.Month("dp", {
            startDate: "2026-11-01",
            onTimeRangeSelected: async (args) => {
                const {result} = await DayPilot.Modal.prompt("New event name:", "Event");
                dp.clearSelection();
                if (!result) return;
                const e = new DayPilot.Event({
                    start: args.start,
                    end: args.end,
                    id: DayPilot.guid(),
                    text: result
                });
                dp.events.add(e);
                dp.message("Created");
            },
            onBeforeHeaderExport: (args) => {
                args.fontColor = "black";
            }
        });
        dp.init();


        const app = {
            init() {
                this.addEventHandlers();
                this.loadEventData();
            },
            loadEventData() {
                const events = [];
                // generate and load events
                for (var i = 0; i < 10; i++) {
                    var duration = Math.floor(Math.random() * 1.2);
                    var start = Math.floor(Math.random() * 6) - 3; // -3 to 3

                    events.push({
                        start: new DayPilot.Date("2026-11-04T00:00:00").addDays(start),
                        end: new DayPilot.Date("2026-11-04T12:00:00").addDays(start).addDays(duration),
                        id: DayPilot.guid(),
                        text: "Event " + i
                    });
                }
                dp.update({events});
            },
            addEventHandlers() {
                document.getElementById("export-button").addEventListener("click", (ev) => {
                    ev.preventDefault();
                    const area = document.getElementById("area").value;

                    const element = dp.exportAs("jpeg", {
                        area: area,
                        dateFrom: "2026-11-03",
                        dateTo: "2026-11-17"
                    }).toElement();

                    const exportElement = document.getElementById("export");
                    while (exportElement.firstChild) {
                        exportElement.firstChild.remove();
                    }
                    exportElement.appendChild(element);
                });

                document.getElementById("download-button").addEventListener("click", (ev) => {
                    ev.preventDefault();
                    const area = document.getElementById("area").value;
                    dp.exportAs("jpeg", {
                        area: area,
                        dateFrom: "2026-11-03",
                        dateTo: "2026-11-17"
                    }).download();
                });

            }
        };
        app.init();