interpolate<T, U> function
U
interpolate<T, U>(
- T value,
- List<
T> inputRange, - List<
U> outputRange, [ - Extrapolate extrapolate = Extrapolate.EXTEND,
- Extrapolate? right,
Implementation
U interpolate<T, U>(T value, List<T> inputRange, List<U> outputRange,
[Extrapolate extrapolate = Extrapolate.EXTEND, Extrapolate? right]) {
assert(
outputRange.first is Offset ||
outputRange.first is Color ||
outputRange.first is double,
"outputRange must be a list of Offset, Color or double");
assert(value is double || value is Offset,
"value must be a double or an Offset");
assert(value is Offset && outputRange.first is Offset,
"if value is Offset the outputRange must be a list of Offset");
if (value is Offset) {
return _interpolateOffset(value, inputRange as List<Offset>,
outputRange as List<Offset>, extrapolate, right) as U;
}
return _interpolateAll<U>(
value as num, inputRange as List<num>, outputRange, extrapolate, right);
}