count_down_ac

2026-10-27 03:47:55 +00:00 · 2025-01-08 17:17:52 +03:00
parent cff8c4728c
commit 7a22bb4bc8
18 changed files with 779 additions and 99 deletions
@@ -0,0 +1,52 @@
+import 'package:flutter/material.dart';
+
+class CustomHalfHourPicker extends StatefulWidget {
+  final Function(double) onValueChanged;
+
+  const CustomHalfHourPicker({Key? key, required this.onValueChanged})
+      : super(key: key);
+
+  @override
+  _CustomHalfHourPickerState createState() => _CustomHalfHourPickerState();
+}
+
+class _CustomHalfHourPickerState extends State<CustomHalfHourPicker> {
+  double selectedValue = 0.0;
+
+  @override
+  Widget build(BuildContext context) {
+    return SizedBox(
+      height: 200,
+      child: ListWheelScrollView.useDelegate(
+        itemExtent: 50,
+        perspective: 0.005,
+        physics: const FixedExtentScrollPhysics(),
+        overAndUnderCenterOpacity: 0.3,
+        onSelectedItemChanged: (index) {
+          setState(() {
+            selectedValue =
+                index * 0.5; // Convert index to half-hour increments
+            widget.onValueChanged(selectedValue);
+          });
+        },
+        childDelegate: ListWheelChildBuilderDelegate(
+          builder: (context, index) {
+            if (index < 0 || index > 48)
+              return null; // Limit to 24.0 (48 * 0.5)
+            return Center(
+              child: Text(
+                (index * 0.5)
+                    .toStringAsFixed(1), // Display value as 0.0, 0.5, etc.
+                style: const TextStyle(
+                    fontSize: 25,
+                    color: Colors.black,
+                    fontWeight: FontWeight.w800),
+              ),
+            );
+          },
+          childCount: 49, // 0.0 to 24.0 (inclusive)
+        ),
+      ),
+    );
+  }
+}