I created a canvas element where I can draw paths. There, I draw transparent paths and I "scratch" reveal the foreground. It works on both mobile and desktop.
blackduck
ios5
android-wear-complication
charmap
odesensitivity
tfs-2018
servicemanager
nsurlcache
miniprofiler
cordovawebview
tkinter-scale
python-escpos
anchor-protocol
initialization-vector
linear-interpolation
steinberg-asio
visual-studio-automation
interopservices
tlsharp
passport-jwt
constraint-kinds
explicit-conversion
jsonlite
wix-extension
line-intersection
azure-information-protection
azure-devops-artifacts
mysqlupgrade
fragmentstateadapter
jib