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<script>
export default {
globalData: {
mainSliderIndex: 0,
randomImages: [],
bgMusic: null,
isMusicPlaying: false,
musicSrc: 'https://static.ticket.sz-trip.com/epicSoul/EpicSouls.mp3'
},
onLaunch: function() {
console.warn('当前组件仅支持 uni_modules 目录结构 ,请升级 HBuilderX 到 3.1.0 版本以上!')
console.log('App Launch')
// 移除初始化背景音乐的调用
// this.initBackgroundMusic();
},
onShow: function() {
console.log('App Show')
},
onHide: function() {
console.log('App Hide')
},
methods: {
initBackgroundMusic() {
try {
console.log('bgMusic',this.globalData.bgMusic)
// 销毁旧的音频实例(关键!)
if (this.globalData.bgMusic) {
this.globalData.bgMusic.stop();
this.globalData.bgMusic.destroy()
this.globalData.bgMusic = null;
}
let bgMusic;
// 区分平台 - 小程序环境使用背景音频,H5等环境使用内部音频
// #ifdef MP-WEIXIN
// try {
// bgMusic = uni.getBackgroundAudioManager();
// // 小程序环境需要设置title
// bgMusic.title = '背景音乐';
// // 设置音频组件的 ID
// bgMusic.id = 'mp-audio';
// } catch (e) {
// console.error('获取背景音频管理器失败,改用内部音频上下文', e);
// bgMusic = uni.createInnerAudioContext();
// }
bgMusic = uni.createInnerAudioContext();
// #endif
// #ifndef MP-WEIXIN
bgMusic = uni.createInnerAudioContext();
// #endif
// 配置音频
bgMusic.src = this.globalData.musicSrc;
console.log(bgMusic.src)
bgMusic.loop = true; // 循环播放
// 使用不同的事件监听方式,兼容两种音频上下文
if (bgMusic.onPlay) {
// BackgroundAudioManager 方式
bgMusic.onPlay(() => {
this.globalData.isMusicPlaying = true;
});
bgMusic.onPause(() => {
this.globalData.isMusicPlaying = false;
});
bgMusic.onStop(() => {
this.globalData.isMusicPlaying = false;
});
bgMusic.onEnded(() => {
// 循环播放 (BackgroundAudioManager需要重新设置src)
bgMusic.src = this.globalData.musicSrc;
bgMusic.play();
});
} else {
// InnerAudioContext 方式
bgMusic.onPlay(() => {
this.globalData.isMusicPlaying = true;
});
bgMusic.onPause(() => {
this.globalData.isMusicPlaying = false;
});
bgMusic.onStop(() => {
this.globalData.isMusicPlaying = false;
});
bgMusic.onEnded(() => {
// InnerAudioContext设置了loop不需要手动重新播放
this.globalData.isMusicPlaying = false;
});
}
// 保存到全局
this.globalData.bgMusic = bgMusic;
// 创建全局方法供其他页面调用
uni.$bgMusic = {
play: () => {
if (bgMusic && bgMusic.play) {
bgMusic.play();
}
return this.globalData.isMusicPlaying;
},
pause: () => {
if (bgMusic && bgMusic.pause) {
bgMusic.pause();
}
return this.globalData.isMusicPlaying;
},
toggle: () => {
if (!bgMusic) return false;
if (this.globalData.isMusicPlaying) {
if (bgMusic.pause) bgMusic.pause();
} else {
if (bgMusic.play) bgMusic.play();
}
return this.globalData.isMusicPlaying;
},
isPlaying: () => this.globalData.isMusicPlaying
};
} catch (err) {
console.error('初始化背景音乐失败:', err);
}
},
updateMusicSrc(newSrc) {
this.globalData.musicSrc = newSrc;
if (this.globalData.bgMusic) {
this.globalData.bgMusic.src = newSrc;
}
}
}
}
</script>
<style lang="scss">
/*每个页面公共css */
@import '@/uni_modules/uni-scss/index.scss';
@import "@/static/css/base.css";
/* #ifndef APP-NVUE */
// 设置整个项目的背景色
page {
background-color: #f5f5f5;
}
/* #endif */
.example-info {
font-size: 14px;
color: #333;
padding: 10px;
}
/* 清除按钮默认样式 */
button::after {
border: none;
}
@keyframes bounce {
0%,
20%,
50%,
80%,
100% {
transform: translateY(0);
}
40% {
transform: translateY(-20rpx);
}
60% {
transform: translateY(-10rpx);
}
}
/* 音乐控制按钮动画 */
@keyframes rotate {
from {
transform: rotate(0deg);
}
to {
transform: rotate(360deg);
}
}
/* 隐藏微信小程序默认音频组件 */
#mp-audio {
display: none;
}
</style>