UI layout fixes

flutter/lib/resources/utils.dart

@@ -1,4 +1,5 @@
 import 'dart:convert';
+import 'dart:ui';
 
 import 'package:mlperfbench/resources/resource.dart';
 
@@ -23,3 +24,12 @@ String jsonToStringIndented(dynamic json) {
   const jsonEncoder = JsonEncoder.withIndent('  ');
   return jsonEncoder.convert(json);
 }
+
+/// Lineraly interpolates between [start] and [end] using a [factor] between [valueStart] and [ValueEnd] instead of between 0 and 1.
+double? lerpRange(
+    num? start, num? end, double valueStart, double valueEnd, double factor) {
+  final double valueEndNormalized = valueEnd - valueStart;
+  final double factorNormalized = (factor - valueStart) / valueEndNormalized;
+
+  return lerpDouble(start, end, factorNormalized);
+}