Add text annotation to a document using JavaScript

1async function main() {
2    const doc = await PDFNet.PDFDoc.createFromURL(filename);
3    const page = await doc.getPage(1);
4
5    // Create the sticky note (Text annotation)
6    const txt = await PDFNet.TextAnnot.create(doc, new PDFNet.Rect(10, 20, 30, 40));
7    await txt.setIcon("UserIcon");
8    await txt.setContents("The quick brown fox ate the lazy mouse.");
9    await txt.setColor(await PDFNet.ColorPt.init(0, 1, 0));
10    await txt.refreshAppearance();
11    await page.annotPushBack(txt);
12}
13PDFNet.runWithCleanup(main);