微信小程序音乐播放器,音乐播放器小程序制作步骤(音乐播放页)
这个页面分为3个部分:顶部信息栏(歌曲名/专辑名),中间的唱片图,以及底下的控制按钮。
首先是信息栏:
- <view class="song-info">
- <text class="song-title">{{playingMusic.name}}</text>
- <text class="song-subtitle">
- <block wx:for="{{playingMusic.singer}}" wx:key="unique">
- <block wx-if="{{index!=0}}">*</block>{{item.name}}</block>
- </text>
- </view>
这部分很简单,与我们前面写过的类似,多个歌手之间用“*”分隔。格式文件为:
- .song-info {
- width:***;
- padding:30rpx;
- box-sizing:border-box;
- text-align:center;
- }
- .song-title {
- display:block;
- width:***;
- color:#fff;
- font-size:36rpx;
- line-height:60rpx;
- overflow:hidden;
- white-space:nowrap;
- text-overflow:ellipsis;
- }
- .song-subtitle {
- display:block;
- width:***;
- font-size:28rpx;
- line-height:40rpx;
- color:rgba(255,255,255,.6);
- overflow:hidden;
- white-space:nowrap;
- text-overflow:ellipsis;
- }
然后是中间的图片,这部分我们以动画形式表现,让唱片一直旋转,先看布局文件:
- <view class="cd-info">
- <view class="cd-gan"></view>
- <view class="cd-inner cd-animation">
- <image class="cd-img" src="{{playingMusic.img}}"></image>
- </view>
- </view>
- “cd-gan”是唱片部分里白色的播放杆部分,“cd-inner”是唱片部分,在这里为它添加表示唱片的黑色背景,然后在里门用小一圈的“cd-img”来加载我们获取的网络图片。***为整个唱片添加动画“cd-animation”。这些工作全部由格式文件完成。
- .cd-info {
- position: relative;
- width: ***;
- text-align: center;
- padding-top: 120rpx;
- }
- .cd-gan {
- position: absolute;
- left: 50%;
- margin-top: -80rpx;
- margin-left: -150rpx;
- display: block;
- width: 300rpx;
- height: 200rpx;
- background: url('../../resources/images/cd_g.png');
- background-size: cover;
- z-index: 10;
- }
- .cd-inner {
- position: relative;
- display: inline-block;
- z-index: 4;
- height: 500rpx;
- width: 500rpx;
- background: url('../../resources/images/cd_b.png');
- background-size: cover;
- text-align: center;
- padding-top: 100rpx;
- box-sizing: border-box;
- }
- .cd-animation {
- -webkit-animation: circle 10s infinite linear;
- animation: circle 10s infinite linear;
- }
- .cd-img {
- display: inline-block;
- width: 300rpx;
- height: 300rpx;
- border-radius: 50%;
- }
- @keyframes circle {
- 0% {
- transform: rotate(0deg);
- }
- *** {
- transform: rotate(360deg);
- }
- }
这里面大多数的代码相信大家已经很熟悉了,重点看一下“cd-animation”这一部分,这里加载了动画“circle”并设置了动画时长与无限循环,这样就实现了在音乐播放时,唱片一直旋转的效果。“circle”动画我们使用关键帧keyframes来实现。
完成这两部分后我们以一个view来包裹它们,确定它在页面的位置。
- <view class="main-box">
- <view class="song-info">
- <text class="song-title">{{playingMusic.name}}</text>
- <text class="song-subtitle">
- <block wx:for="{{playingMusic.singer}}" wx:key="unique">
- <block wx-if="{{index!=0}}">*</block>{{item.name}}</block>
- </text>
- </view>
- <view class="cd-info">
- <view class="cd-gan"></view>
- <view class="cd-inner cd-animation">
- <image class="cd-img" src="{{playingMusic.img}}"></image>
- </view>
- </view>
- </view>
- .main-box {
- position: absolute;
- top: 0;
- bottom: 308rpx;
- z-index: 3;
- width: ***;
- background: rgba(0, 0, 0, 0.2);
- }
接着我们完成底下的操作部分。
- <view class="ctre-box">
- <view class="slider-box">
- <text class="slider-text st-l">{{currTimeStr}}</text>
- <slider class="slider-inner"></slider>
- <text class="slider-text st-r">{{musicTimeStr}}</text>
- </view>
- <view class="music-ctr">
- <block wx-if="{{playType==0}}">
- <view class="music-sort ms-loop" data-type="{{playType}}" bindtap="changePlayType"></view>
- </block>
- <block wx-if="{{playType==1}}">
- <view class="music-sort ms-shuffle" data-type="{{playType}}" bindtap="changePlayType"></view>
- </block>
- <block wx-if="{{playType==2}}">
- <view class="music-sort ms-one" data-type="{{playType}}" bindtap="changePlayType"></view>
- </block>
- <view class="mc-inner">
- <view class="mci-icon mci-prev"></view>
- <view class="mci-icon mci-play"></view>
- <view class="mci-icon mci-next"></view>
- </view>
- <view class="music-list-btn" bindtap="showPlayList"></view>
- </view>
- </view>
操作控制部分由最上边的进度条部分“slider-box”和底下的操作按钮“mucis-ctr”组成。进度条我们使用slider组件,两段用两个text组件来显示当前播放时间与总时长。操作按钮部分,首先是播放模式的按钮,根据playType的值,改变顺序/随机/单曲的播放模式并对应加载不同的图片。然后是3个按钮,分别表示前一首/播放/下一首。***是显示播放列表的按钮。
格式文件为:
- .slider-box {
- box-sizing: border-box;
- padding: 20rpx 130rpx;
- }
- .slider-text {
- position: absolute;
- display: block;
- width: 100rpx;
- height: 40rpx;
- line-height: 40rpx;
- font-size: 24rpx;
- color: #fff;
- }
- .st-l {
- left: 60rpx;
- }
- .st-r {
- top: 20rpx;
- right: 40rpx;
- text-align: right;
- }
- .slider-inner {
- width: ***;
- }
- .ctre-box {
- height: 308rpx;
- position: absolute;
- bottom: 0;
- z-index: 3;
- width: ***;
- background: rgba(0, 0, 0, 0.2);
- }
- .music-ctr {
- position: relative;
- padding: 20rpx 120rpx;
- }
- .music-sort {
- position: absolute;
- left: 20rpx;
- width: 108rpx;
- height: 108rpx;
- }
- .ms-loop {
- background: url("../../resources/images/play_icn_loop.png");
- background-size: cover;
- }
- .ms-one {
- background: url("../../resources/images/play_icn_one.png");
- background-size: cover;
- }
- .ms-shuffle {
- background: url("../../resources/images/play_icn_shuffle.png");
- background-size: cover;
- }
- .music-list-btn {
- position: absolute;
- top: 36rpx;
- right: 20rpx;
- width: 108rpx;
- height: 108rpx;
- background: url("../../resources/images/play_icn_src.png");
- background-size: cover;
- }
- .mc-inner {
- text-align: center;
- }
- .mci-icon {
- display: inline-block;
- width: 142rpx;
- height: 142rpx;
- }
- .mci-prev {
- background: url("../../resources/images/play_btn_prev.png");
- background-size: cover;
- }
- .mci-play {
- background: url("../../resources/images/play_btn_play.png");
- background-size: cover;
- }
- .mci-pause {
- background: url("../../resources/images/play_btn_pause.png");
- background-size: cover;
- }
- .mci-next {
- background: url("../../resources/images/play_btn_next.png");
- background-size: cover;
- }
***写一下播放列表的布局:
- <view class="play-list" hidden="{{showPlayList}}">
- <view class="play-list-header">
- <text>播放列表(185)</text>
- <text class="play-list-clear">清空</text>
- </view>
- <view class="play-list-inner">
- <block wx:for="{{playList}}" wx:key="unique">
- <view class="play-item">
- {{item.name}}
- </view>
- </block>
- </view>
- <view class="play-list-bottom" bindtap="closePlayList">关闭</view>
- </view>
格式文件为:
- .play-list {
- position: absolute;
- top: 20%;
- bottom: 0;
- left: 0;
- width: ***;
- z-index: 99;
- background: rgba(255, 255, 255, 0.95);
- }
- .play-list-header {
- line-height: 88rpx;
- font-size: 32rpx;
- text-align: center;
- border-bottom: 2rpx solid rgba(0, 0, 0, 0.1);
- }
- .play-list-clear {
- position: absolute;
- right: 30rpx;
- font-size: 28rpx;
- color: rgba(0, 0, 0, 0.6);
- }
- .play-list-bottom {
- position: absolute;
- width: ***;
- bottom: 0;
- height: 100rpx;
- line-height: 100rpx;
- text-align: center;
- font-size: 32rpx;
- border-top: 2rpx solid rgba(0, 0, 0, 0.1);
- }
- .play-list-inner {
- position: absolute;
- top: 90rpx;
- bottom: 102rpx;
- width: ***;
- overflow-x: hidden;
- overflow-y: auto;
- padding-left: 20rpx;
- }
- .play-item {
- position: relative;
- widows: ***;
- box-sizing: border-box;
- padding-right: 90rpx;
- height: 88rpx;
- line-height: 88rpx;
- font-size: 30rpx;
- border-bottom: 2rpx solid rgba(0, 0, 0, 0.1);
- white-space: nowrap;
- overflow: hidden;
- text-overflow: ellipsis;
- }
这里使用“z-index: 99;background: rgba(255, 255, 255, 0.95);”使播放列表覆盖部分音乐播放页面且背景半透明。
***我们使用一个view来为整个页面加载背景,这个背景为我们获取的图片加上模糊效果。***用一个view包裹所有布局。
- <view class="play-view">
- ...
- <view class="bg blur" style="background-image:url('{{playingMusic.img}}');"></view>
- </view>
使用格式文件添加模糊效果:
- .paly-view {
- display: block;
- position: relative;
- width: ***;
- height: ***;
- overflow: hidden;
- }
- .blur {
- filter: blur(80rpx);
- }
- .bg {
- position: absolute;
- left: 0;
- right: 0;
- top: 0;
- bottom: 0;
- background-size: cover;
- background-position: bottom center;
- }
***我们加载数据:
- var app = getApp()
- Page({
- data: {
- playList: [],
- playIndex: 0,
- showPlayList: true,
- playingMusic: {},
- musicTime: 0,
- currTime: 0,
- musicTimeStr: 0,
- currTimeStr: 0,
- isPlay: false,
- playInv: 0,
- playPro: '',
- playType: 1
- },
- onLoad: function (options) {
- // 页面初始化 options为页面跳转所带来的参数
- var self = this;
- var list = app.globalData.playList;
- var playingMusic = null;
- if (list.length) {
- var index = app.globalData.playIndex;
- index = (list.length - 1 < index) ? list.length - 1 : index;
- playingMusic = list[index];
- this.setData({
- playList: list,
- playIndex: index,
- playingMusic: playingMusic
- });
- }
- wx.playBackgroundAudio({
- dataUrl: list[index].url,
- title: list[index].title,
- coverImgUrl: list[index].img,
- success: function () {
- },
- fail: function () {
- console.log('播放失败!');
- }
- });
- },
- changePlayType: function (e) {
- var dataSet = e.currentTarget.dataset;
- if (dataSet.type == 1) {
- this.setData({
- playType: 2
- });
- }
- if (dataSet.type == 2) {
- this.setData({
- playType: 0
- });
- }
- if (dataSet.type == 0) {
- this.setData({
- playType: 1
- });
- }
- },
- closePlayList: function (e) {
- this.setData({
- showPlayList: true
- })
- },
- showPlayList: function (e) {
- this.setData({
- showPlayList: false
- })
- },
- //三个按钮的点击事件
- pauseMusic: function () {
- },
- playNextMusic: function () {
- },
- playPreMusic:function(){
- },
- })
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