增加悬浮图标的声波动画效果
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@@ -3,7 +3,7 @@ import 'dart:math' as math;
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/// 小型按钮波形动画组件
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///
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/// 用于显示适合小按钮的波形动画,包含8个竖线,动画效果由外部动画控制器驱动
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/// 用于显示适合小按钮的波形动画,竖线数量根据容器宽度自动计算
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class AudioWaveLargeMini extends StatelessWidget {
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/// 动画控制器,用于驱动波形动画
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final AnimationController animationController;
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@@ -11,11 +11,23 @@ class AudioWaveLargeMini extends StatelessWidget {
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/// 波形颜色,默认为白色
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final Color waveColor;
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/// 波形条间距,默认为3.0px
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final double barSpacing;
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/// 最小高度比例,默认为0.3(相对于容器高度)
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final double minHeightRatio;
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/// 最大高度比例,默认为1.0(相对于容器高度)
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final double maxHeightRatio;
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/// 构造函数
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const AudioWaveLargeMini({
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super.key,
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required this.animationController,
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this.waveColor = Colors.white,
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this.barSpacing = 3.0,
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this.minHeightRatio = 0.3,
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this.maxHeightRatio = 1.0,
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});
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@override
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@@ -23,34 +35,46 @@ class AudioWaveLargeMini extends StatelessWidget {
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return AnimatedBuilder(
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animation: animationController, // 使用传入的动画控制器
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builder: (context, child) {
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return Row(
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mainAxisSize: MainAxisSize.min,
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mainAxisAlignment: MainAxisAlignment.center,
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crossAxisAlignment: CrossAxisAlignment.center,
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children: List.generate(8, (index) { // 生成8个波形条
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// 为每个竖线设置不同的相位,使动画更自然
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final phase = index * 0.4;
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// 设置不同的频率变化
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final frequency = 1.0 + (index % 3) * 0.2;
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return LayoutBuilder(
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builder: (context, constraints) {
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// 根据容器宽度动态计算竖线数量
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final containerWidth = constraints.maxWidth;
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final containerHeight = constraints.maxHeight;
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final barWidthWithSpacing = 2 + barSpacing;
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final barCount = (containerWidth / barWidthWithSpacing).floor().clamp(3, 15);
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// 计算波形高度(最小4.0,最大14.0)
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final height = 4.0 + 10.0 * math.sin(
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(animationController.value * 2 * math.pi * frequency) + phase
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).abs();
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// 构建单个波形条
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return Padding(
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padding: const EdgeInsets.symmetric(horizontal: 2.0), // 左右间隔4px
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child: Container(
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width: 2, // 波形条宽度2px
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height: height, // 高度随动画变化
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decoration: BoxDecoration(
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color: waveColor,
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borderRadius: BorderRadius.circular(2), // 圆角效果
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),
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),
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return Row(
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mainAxisSize: MainAxisSize.min,
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mainAxisAlignment: MainAxisAlignment.center,
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crossAxisAlignment: CrossAxisAlignment.center, // 改为垂直居中,和AudioWaveLarge一致
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children: List.generate(barCount, (index) {
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// 为每个竖线设置不同的相位,和AudioWaveLarge保持一致
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final phase = index * 0.3; // 改为0.3,和AudioWaveLarge一致
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// 设置不同的频率变化
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final frequency = 1.0 + (index % 3) * 0.2;
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// 根据容器高度计算波形高度,使用和AudioWaveLarge相同的算法
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final minHeight = containerHeight * minHeightRatio;
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final maxHeight = containerHeight * maxHeightRatio;
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final height = minHeight + (maxHeight - minHeight) * math.sin(
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(animationController.value * 2 * math.pi * frequency) + phase
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).abs();
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// 构建单个波形条
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return Padding(
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padding: EdgeInsets.symmetric(horizontal: barSpacing / 2),
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child: Container(
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width: 2, // 波形条宽度2px
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height: height, // 高度随动画变化
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decoration: BoxDecoration(
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color: waveColor,
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borderRadius: BorderRadius.circular(1), // 圆角效果
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),
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),
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);
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}),
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);
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}),
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},
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);
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},
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);
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