There are several tools that will help you display and change QR codes in Polotno Editor:
Using qrcode (or other similar library) an SVG image of QR code is generated.
Using
svg
element you can display a generated SVG image on the canvas.Using
custom
attribute ofsvg
shape to save any additional data. Feel free to use it to store QR code data string for future reference.
Instructions: try changing content of a selected QR code. Try to deselect element to create new QR codes.