stack_wallet/lib/utilities/extensions/impl/gradient.dart
2023-04-25 15:58:51 +02:00

32 lines
979 B
Dart

import 'package:flutter/material.dart';
import 'package:stackwallet/utilities/extensions/impl/string.dart';
extension GradientExt on Gradient {
static Gradient fromJson(Map<String, dynamic> json) {
switch (json["background"]["type"]) {
case "Linear":
final colorStrings =
List<String>.from(json["background"]["colors"] as List);
return LinearGradient(
begin: Alignment(
json["background"]["begin"]["x"] as double,
json["background"]["begin"]["y"] as double,
),
end: Alignment(
json["background"]["end"]["x"] as double,
json["background"]["end"]["y"] as double,
),
colors: colorStrings
.map(
(e) => Color(
e.toBigIntFromHex.toInt(),
),
)
.toList(),
);
default:
throw ArgumentError("Invalid json gradient: $json");
}
}
}