Optional
format?: "PDF" | "PNG" | "SVG"Destination document format. PDF - the document will be saved in PDF format. PNG - the document will be saved to PNG images. SVG - the document will be saved to SVG images.
PDF.
Save the document as SVG images
await viewer.save("sample.zip", { format: "SVG" });
Save document pages as PNG images
await viewer.save("sample.zip", { format: "SVG" });
Optional
pages?: stringYou can specify the index of the page(s) or pages range to save. For a range of pages, use a hyphen. Separate page or pages range with a comma, e.g. "0, 1, 4-5, 8". You can also change the page order: "1, 0, 2-8", clone required pages: "0, 0, 3, 3, 3", specify external pdf file as source: "0-3, [file:fileid_1]0-3, [file:fileid_1]5-7, [file:fileid_2]0-3" (see examples for details), or rotate page(s): await viewer.save("test_part10.pdf", { reload: true, pages: "[angle:90]2-3" });
// Save six pages with indices: 0, 1, 2, 3, 7, 9:
await viewer.save("test_part10.pdf", { reload: true, pages: "0-3, 7, 9" });
// Rotate 90 degrees and save 2 pages with indices 2 and 3:
await viewer.save("test_part10.pdf", { reload: true, pages: "[angle:90]2-3" });
// Invoke the system file picker dialog
// to select an external PDF file to merge.
// Then, merge first page from selected PDF document and
// download result PDF file to local system.
var fileInput = document.createElement('input');
fileInput.type = 'file';
fileInput.accept = ".pdf";
fileInput.style.display = 'none';
fileInput.onchange = function () {
if (fileInput.files && fileInput.files[0]) {
var fileReader = new FileReader();
fileReader.onload = function () {
const fileId = "uniquefileid_" + new Date().getTime();
viewer.storage.setItem(fileId, new Uint8Array(fileReader.result));
// Merge first page from external PDF document
// to the end of the active PDF document
// and download result PDF file:
await viewer.save("sample.pdf",
{ pages: `0-${viewer.pageCount - 1}, [file:${fileId}]0` });
};
fileReader.readAsArrayBuffer(fileInput.files[0]);
}
};
document.body.appendChild(fileInput);
fileInput.click();
Optional
progressCustom progress message to be displayed during save.
viewer.save("sample.pdf", { pages: "[angle:90]0,1-5", progressMessage: "Rotating first page..." }, reload: true);
Optional
progressCustom progress title to be displayed during save.
viewer.save("sample.pdf", { pages: "[angle:90]0,1-5", progressTitle: "Rotating" }, reload: true);
Optional
reload?: booleanLoad the updated PDF document into the viewer without downloading it to the local system.
// Save dodument and load saved document into the viewer:
await viewer.save("test_part10.pdf", { reload: true });
Optional
saveDefines the mode of saving a PDF.
Auto the PDF is not linearized and the incremental update will be used only for signed PDF documents.
Optional
sign?: SignatureInfoSignature settings used to save document with signature. If specified, the document will be saved with signature.
Optional
zoomZoom factor to be used for rendering images when the target format is "PNG".
viewer.save("sample.pdf", { format: "PNG", zoomFactor: 1.5 });
Additional save settings.