addOnWrongStrokeCallback method
Implementation
void addOnWrongStrokeCallback(Function? onWrongStrokeCallback) {
if (onWrongStrokeCallback != null) {
_onWrongStrokeCallbacks.add(onWrongStrokeCallback);
}
}
void addOnWrongStrokeCallback(Function? onWrongStrokeCallback) {
if (onWrongStrokeCallback != null) {
_onWrongStrokeCallbacks.add(onWrongStrokeCallback);
}
}