1、增加悬浮按钮的小声波效果[未使用]

2、增加底部按钮的大声波效果
3、更换footer底部图标
This commit is contained in:
2025-08-12 16:47:34 +08:00
parent 130755f9e1
commit 4035804b73
5 changed files with 239 additions and 36 deletions

View File

@@ -0,0 +1,86 @@
import 'package:flutter/material.dart';
import 'dart:math' as math;
/// 大型音频波形动画组件
///
/// 用于显示适合主按钮的波形动画,竖线数量根据总宽度自动计算
class AudioWaveLarge extends StatelessWidget {
/// 动画控制器,用于驱动波形动画
final AnimationController animationController;
/// 波形颜色,默认为白色
final Color waveColor;
/// 波形条间距默认为4.0px
final double barSpacing;
/// 总宽度默认为148.0px
final double totalWidth;
/// 最大高度默认为22.0px
final double maxHeight;
/// 最小高度默认为4.0px
final double minHeight;
/// 构造函数
const AudioWaveLarge({
super.key,
required this.animationController,
this.waveColor = Colors.white,
this.barSpacing = 4.0,
this.totalWidth = 148.0,
this.maxHeight = 22.0,
this.minHeight = 4.0,
});
@override
Widget build(BuildContext context) {
return AnimatedBuilder(
key: const Key('audioWaveAnimation'), // 为音频波形添加key便于引用
animation: animationController,
builder: (context, child) {
// 根据总宽度动态计算竖线数量
// 每个竖线宽度2px + 间距,保持合理的密度
final barWidthWithSpacing = 2 + barSpacing;
final dynamicBarCount = (totalWidth / barWidthWithSpacing).floor();
final actualBarCount = dynamicBarCount > 0 ? dynamicBarCount : 1;
return SizedBox(
width: totalWidth, // 设置动态宽度
height: maxHeight, // 设置固定高度
child: Row(
mainAxisSize: MainAxisSize.min,
mainAxisAlignment: MainAxisAlignment.center,
crossAxisAlignment: CrossAxisAlignment.center, // 垂直居中
children: List.generate(actualBarCount, (index) {
// 为每个竖线创建不同的相位,使动画不同步
final phase = index * 0.3;
// 设置不同的频率增加自然变化
final frequency = 1.0 + (index % 3) * 0.2;
// 计算波形高度
final height = minHeight + (maxHeight - minHeight) * math.sin(
(animationController.value * 2 * math.pi * frequency) + phase
).abs();
// 构建单个波形条
return Padding(
padding: EdgeInsets.symmetric(horizontal: barSpacing / 2), // 左右间距
child: Container(
width: 2, // 波形条宽度2px
height: height, // 高度随动画变化
decoration: BoxDecoration(
color: waveColor,
borderRadius: BorderRadius.circular(2), // 圆角效果
),
),
);
}),
),
);
},
);
}
}