add support for pretty qr code

[kw2019ltd]

hi
its possible to impalement/enhance current qr code widget to support pretty qr code

where icon in middle of qr code

[ronytesler]

Isn't it 'embeddedImage'?

[caseyryan]

Isn't it 'embeddedImage'?

it's not. Currently the image is only drawn over the QR and if it's too large the QR won't be readable

[lukef]

5.0 will support the exclusion of the pixels behind the image. However, you need to use sensible image sizes and data quality / error check values. If you don't the code will not be readable.