47 lines
1.4 KiB
Dart
47 lines
1.4 KiB
Dart
import 'package:carousel_slider/carousel_controller.dart';
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import 'package:flutter/material.dart';
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import 'package:get/get.dart';
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import 'package:permission_handler/permission_handler.dart';
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import 'package:starwork_flutter/base/app_permission.dart';
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import 'package:starwork_flutter/base/base_controller.dart';
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class HomeController extends BaseController {
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final isOpenNotificationPermission = false.obs;
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var carouselCurrentIndex = 0.obs;
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// 渐变颜色列表
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final List<Color> gradientColors = [
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const Color(0xFFBFCBEF), // #bfcbef
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const Color(0xFFECBE9B), // 原来的颜色
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const Color(0xFFD5F3D5), // 清新绿色
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const Color(0xFFFFB6C1), // 温柔粉色
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];
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// 当前渐变颜色
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var currentGradientColor = const Color(0xFFBFCBEF).obs;
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@override
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void onInit() async {
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super.onInit();
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isOpenNotificationPermission.value = await AppPermission.checkPermission(
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permission: Permission.notification,
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);
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// 监听轮播图切换，更新渐变颜色
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carouselCurrentIndex.listen((index) {
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updateGradientColor(index);
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});
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}
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// 根据轮播图索引更新渐变颜色
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void updateGradientColor(int index) {
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if (index < gradientColors.length) {
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currentGradientColor.value = gradientColors[index];
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} else {
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// 如果索引超出颜色数量，使用模运算轮环
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currentGradientColor.value = gradientColors[index % gradientColors.length];
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}
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}
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}
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