Add min/max setters & setRange()

Author: jpnurmi

lib/src/spin_controller.dart

@@ -24,8 +24,8 @@ import 'package:flutter/foundation.dart';
 
 class SpinController extends ValueNotifier<double> {
   SpinController({
-    required this.min,
-    required this.max,
+    required double min,
+    required double max,
     required double value,
     this.step = 1,
     this.pageStep,
@@ -34,10 +34,13 @@ class SpinController extends ValueNotifier<double> {
     this.canChange,
     this.beforeChange,
     this.afterChange,
-  }) : super(value);
+  })  : _min = min,
+        _max = max,
+        super(value);
+
+  double _min;
+  double _max;
 
-  final double min;
-  final double max;
   final double step;
   final double? pageStep;
   final int decimals;
@@ -46,6 +49,24 @@ class SpinController extends ValueNotifier<double> {
   final VoidCallback? beforeChange;
   final VoidCallback? afterChange;
 
+  double get min => _min;
+  set min(double min) {
+    _min = min;
+    value = value.clamp(min, max);
+  }
+
+  double get max => _max;
+  set max(double max) {
+    _max = max;
+    value = value.clamp(min, max);
+  }
+
+  void setRange(double min, double max) {
+    _min = min;
+    _max = max;
+    value = value.clamp(min, max);
+  }
+
   String format(double value) {
     return value.toStringAsFixed(decimals).padLeft(digits, '0');
   }