//qrcode-kotlin/qrcode.shape/DefaultShapeFunction/fillRect
[common]
open fun fillRect(x: Int, y: Int, width: Int, height: Int, color: Int, canvas: QRCodeGraphics)
The function to actually draw a filled cell. Extend this to easily create your own shape :)
Used to draw ALL cells of the QRCode except the outline of the larger ones on the edges.