{"id":10349,"date":"2022-03-15T23:53:07","date_gmt":"2022-03-15T15:53:07","guid":{"rendered":"https:\/\/www.zhangxinxu.com\/wordpress\/?p=10349"},"modified":"2022-03-15T23:53:07","modified_gmt":"2022-03-15T15:53:07","slug":"howler-js-audio-player","status":"publish","type":"post","link":"https:\/\/www.zhangxinxu.com\/wordpress\/2022\/03\/howler-js-audio-player\/","title":{"rendered":"\u57fa\u4e8ehowler.js\u5199\u4e86\u4e2a\u97f3\u9891\u64ad\u653e\u5668\u7ec4\u4ef6"},"content":{"rendered":"<p>by <a href=\"https:\/\/www.zhangxinxu.com\/\">zhangxinxu<\/a> from <a href=\"https:\/\/www.zhangxinxu.com\/wordpress\/?p=10349\">https:\/\/www.zhangxinxu.com\/wordpress\/?p=10349<\/a> \u946b\u7a7a\u95f4-\u946b\u751f\u6d3b<br \/>\n\u672c\u6587\u53ef\u5168\u6587\u8f6c\u8f7d\uff0c\u8f6c\u8f7d\u8bf7\u6ce8\u660e\u539f\u4f5c\u8005\u548c\u51fa\u5904\u3002<\/p>\n<p><script>window.wxShareImgUrl = 'https:\/\/www.zhangxinxu.com\/study\/image\/share\/202203-audio-player.png';<\/script><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/image.zhangxinxu.com\/image\/blog\/202203\/audio-play-cover.png\" width=\"480\" height=\"299\" alt=\"\u5c01\u9762\u56fe\" class=\"alignright clip thumb size-medium\" \/><\/p>\n<h3>\u4e00\u3001\u7b80\u8ff0<\/h3>\n<p>\u62bd\u65f6\u95f4\u5199\u4e86\u4e2a\u97f3\u9891\u64ad\u653e\u5668\u7ec4\u4ef6\uff0c\u652f\u6301\u5e8f\u5217\u64ad\u653e\uff0c\u652f\u6301\u500d\u901f\u63a7\u5236\uff0c\u684c\u9762\u7aef\u548c\u79fb\u52a8\u7aef\u901a\u7528\uff0c\u517c\u5bb9\u73b0\u4ee3\u6d4f\u89c8\u5668\uff0c\u4e0d\u652f\u6301 IE \u6d4f\u89c8\u5668\u3002<\/p>\n<p>\u6f14\u793a\u5730\u5740\uff1a<a href=\"https:\/\/zhangxinxu.gitee.io\/howlerjs-player\/\" class=\"a_link\"  rel=\"noopener\" target=\"_blank\">https:\/\/zhangxinxu.gitee.io\/howlerjs-player\/<\/a><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/image.zhangxinxu.com\/image\/blog\/202203\/2022-03-15_193235.png\" width=\"726\" height=\"384\" alt=\"\u97f3\u9891\u64ad\u653e\u7ec4\u4ef6\u793a\u610f\u56fe\" class=\"alignnone size-medium\" \/><\/p>\n<h4>\u9879\u76ee\u5730\u5740<\/h4>\n<p>\u5730\u5740\uff1a<a href=\"https:\/\/gitee.com\/zhangxinxu\/howlerjs-player\" rel=\"noopener\" target=\"_blank\">https:\/\/gitee.com\/zhangxinxu\/howlerjs-player<\/a><\/p>\n<p>\u73b0\u5728\u6211\u7684\u5f00\u6e90\u5c0f\u73a9\u610f\u5168\u90e8\u90fd\u653e\u5728 Gitee \u4e0a\u4e86\uff0c\u56e0\u4e3a\u5f00\u6e90\u5b9e\u9645\u4e0a\u4e5f\u662f\u6709\u56fd\u754c\u7684\uff0c\u653e\u5728\u91cc\u9762\u5b89\u5168\u70b9\uff0c\u8bbf\u95ee\u901f\u5ea6\u4e5f\u66f4\u5feb\u3002<\/p>\n<p>\u4e5f\u6b22\u8fce\u5173\u6ce8<a href=\"https:\/\/gitee.com\/zhangxinxu\" rel=\"noopener\" target=\"_blank\">\u6211\u7684 Gitee \u8d26\u53f7<\/a>\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/image.zhangxinxu.com\/image\/blog\/202203\/2022-03-15_194444.png\" width=\"366\" height=\"422\" alt=\"\u5173\u6ce8\u6211\u7684gitee\" class=\"alignnone size-medium\" \/><\/p>\n<h4>\u5feb\u901f\u4f7f\u7528<\/h4>\n<p>\u672c\u7ec4\u4ef6\u91c7\u7528 Web Components \u7ec4\u4ef6\u5f00\u53d1\uff0c\u4f7f\u7528\u7684\u65f6\u5019\u5f15\u5165\u4e00\u4e2a JS\uff0c\u7136\u540e\u5c31\u53ef\u4ee5\u4f7f\u7528\u4e86\uff0c\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n<ol>\n<li>\u5f15\u5165 ui-audio.js\n<pre>&lt;script type=\"module\" src=\".\/src\/ui-audio.js\"&gt;&lt;\/script&gt;<\/pre>\n<\/li>\n<li>\u6b64\u65f6\u5c31\u53ef\u4ee5\u4f7f\u7528 <code>&lt;ui-audio&gt;<\/code> \u5143\u7d20\u8fdb\u884c\u97f3\u9891\u64ad\u653e\u5904\u7406\u4e86\uff0c\u76f8\u5173\u7684\u5c5e\u6027\u548c API \u57fa\u672c\u4e0a\u548c\u539f\u751f\u7684 <code>&lt;audio&gt;<\/code> \u5143\u7d20\u4e00\u81f4\u3002\n<pre>&lt;ui-audio src=\"your.mp3\" controls&gt;&lt;\/ui-audio&gt;<\/pre>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/image.zhangxinxu.com\/image\/blog\/202203\/2022-03-15_200928.png\" width=\"364\" height=\"63\" alt=\"\u79fb\u52a8\u7aef\u663e\u793a\" class=\"alignnone size-medium\" \/>\n<\/li>\n<\/ol>\n<p>\u63a5\u4e0b\u6765\u8be6\u7ec6\u4ecb\u7ecd\u4e0b API \u548c\u4e00\u4e9b\u7ec6\u8282\u77e5\u8bc6\u3002<\/p>\n<h3>\u4e8c\u3001API \u8be6\u7ec6\u4ecb\u7ecd<\/h3>\n<p>\u652f\u6301\u51e0\u4e4e\u6240\u6709 HTML <code>&lt;audio&gt;<\/code> \u5143\u7d20\u652f\u6301\u7684 API\u3002<\/p>\n<h4>HTML \u5c5e\u6027<\/h4>\n<p>\u6240\u8c13 HTML \u5c5e\u6027\uff0c\u6307\u7684\u662f\u53ef\u4ee5\u5728 HTML \u5143\u7d20\u4e0a\u8bbe\u7f6e\u5e76\u751f\u6548\u7684\u5c5e\u6027\u3002<\/p>\n<dl>\n<dt>loop<\/dt>\n<dd>\u652f\u6301\u503c 0, 1, 2\uff0c\u5206\u522b\u8868\u793a\u987a\u5e8f\u64ad\u653e\uff0c\u968f\u673a\u64ad\u653e\u548c\u5faa\u73af\u64ad\u653e\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/image.zhangxinxu.com\/image\/blog\/202203\/2022-03-15_201410.png\" width=\"205\" height=\"172\" alt=\"\u64ad\u653e\u6309\u94ae\" class=\"alignnone size-medium\" \/><\/p>\n<p>\u5982\u679c\u4e0d\u8bbe\u7f6e\uff0c\u97f3\u9891\u64ad\u653e\u5b8c\u6bd5\u5373\u505c\u6b62\uff0c\u4e5f\u4e0d\u4f1a\u663e\u793a\u64ad\u653e\u987a\u5e8f\u8bbe\u7f6e\u6309\u94ae\uff0c\u5982\u4e0b GIF \u793a\u610f\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/image.zhangxinxu.com\/image\/blog\/202203\/loop-false.gif\" width=\"560\" height=\"229\" alt=\"loop false \u9690\u85cf\u5faa\u73af\u6309\u94ae\" class=\"alignnone size-medium\" \/><\/dd>\n<dt>muted<\/dt>\n<dd>\u5e03\u5c14\u5c5e\u6027\u503c\uff0c\u8868\u793a\u662f\u5426\u9759\u97f3\uff0c\u6b64\u65f6\u58f0\u97f3\u56fe\u6807\u4f1a\u53d8\u6210\u7981\u6b62\u6807\u5fd7\uff0c\u97f3\u91cf\u4e5f\u4f1a\u53d8\u6210 0\u3002<br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/image.zhangxinxu.com\/image\/blog\/202203\/muted-true2.gif\" width=\"603\" height=\"229\" alt=\"\u9759\u97f3\u8bbe\u7f6e\u793a\u610f\" class=\"alignnone size-medium\" \/>\n<\/dd>\n<dt>controls<\/dt>\n<dd>\u662f\u5426\u663e\u793a\u97f3\u9891\u63a7\u5236\u5668\u3002\u5982\u679c\u6ca1\u6709\u8bbe\u7f6e\u6b64\u5c5e\u6027\uff0c\u5219\u64ad\u653e\u5668\u754c\u9762\u4e0d\u53ef\u89c1\uff0c\u9002\u5408\u64ad\u653e\u80cc\u666f\u97f3\u4e50\u3002<\/dd>\n<dt>src<\/dt>\n<dd>\u5f53\u524d\u64ad\u653e\u7684\u97f3\u9891\u5730\u5740\u3002<\/dd>\n<dt>prevsrc<\/dt>\n<dd>\u4e0a\u4e00\u4e2a\u64ad\u653e\u7684\u97f3\u9891\u5730\u5740\u3002\u5982\u679c\u4e0d\u8bbe\u7f6e\uff0c\u4e0d\u663e\u793a\u4e0a\u4e00\u4e2a\u64ad\u653e\u6309\u94ae\uff0c\u5982\u679c\u662f\u7a7a\u5b57\u7b26\u4e32\u6216\u8005\u662f &#8216;none&#8217;\uff0c\u4e0a\u4e00\u4e2a\u64ad\u653e\u6309\u94ae\u5219\u7981\u7528\u3002<\/dd>\n<dt>nextvsrc<\/dt>\n<dd>\u4e0b\u4e00\u4e2a\u64ad\u653e\u7684\u97f3\u9891\u5730\u5740\u3002\u5982\u679c\u4e0d\u8bbe\u7f6e\uff0c\u4e0d\u663e\u793a\u4e0b\u4e00\u4e2a\u64ad\u653e\u6309\u94ae\uff0c\u5982\u679c\u662f\u7a7a\u5b57\u7b26\u4e32\u6216\u8005\u662f &#8216;none&#8217;\uff0c\u4e0b\u4e00\u4e2a\u64ad\u653e\u6309\u94ae\u5219\u7981\u7528\u3002<\/dd>\n<dt>type<\/dt>\n<dd>\u97f3\u9891\u64ad\u653e\u7684\u7c7b\u578b\u3002\u548c\u539f\u751f\u7684 type \u5c5e\u6027\u4e0d\u540c\uff0c\u8fd9\u91cc\u53ea\u9700\u8981\u540e\u7f00\u540d\u79f0\u5373\u53ef\uff0c\u65e0\u9700\u6307\u5b9amime type\uff0c\u4e00\u822c\u7528\u5728 src \u5730\u5740\u6ca1\u6709\u66b4\u9732\u97f3\u9891\u6587\u4ef6\u540e\u7f00\u7684\u573a\u666f\u4e0b\u3002<\/dd>\n<dt>label<\/dt>\n<dd>\u6807\u7b7e\u63d0\u793a\u4fe1\u606f\uff0c\u4e00\u822c\u7528\u6765\u663e\u793a\u5f53\u524d\u64ad\u653e\u97f3\u9891\u7684\u540d\u79f0\u6216\u8005\u63cf\u8ff0\u3002\u5982\u679c\u4e0d\u8bbe\u7f6e\uff0c\u5219\u4e0d\u663e\u793a\u5bf9\u5e94\u5143\u7d20\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/image.zhangxinxu.com\/image\/blog\/202203\/2022-03-15_205106.png\" width=\"321\" height=\"147\" alt=\"label\u63cf\u8ff0\u4fe1\u606f\" class=\"alignnone size-medium\" \/><\/dd>\n<dt>mode<\/dt>\n<dd>\u5f53\u524d\u64ad\u653e\u7684\u97f3\u9891\u6a21\u5f0f\uff0c\u652f\u6301 &#8216;webapi&#8217; \u548c &#8216;html5&#8217; \u4e24\u79cd\u65b9\u5f0f\uff0c\u9ed8\u8ba4\u662f webapi\uff0c\u5982\u679c\u5e0c\u671b\u4f7f\u7528 html5 \u64ad\u653e\uff0c\u53ef\u4ee5\u8bbe\u7f6e mode=&#8221;html5&#8243;\uff0c\u4e00\u822c\u97f3\u9891\u6587\u4ef6\u6bd4\u8f83\u5927\uff0c\u6216\u8005\u5e0c\u671b\u97f3\u9891\u8fb9\u4e0b\u8f7d\u8fb9\u64ad\u653e\u7684\u65f6\u5019\u4f7f\u7528 html5 \u6a21\u5f0f\u3002html5 \u6a21\u5f0f\u5728\u79fb\u52a8\u7aef\uff0c\u5c24\u5176 Safari \u4e0b\u53ef\u80fd\u4f1a\u6709\u4f53\u9a8c\u95ee\u9898\u3002<\/dd>\n<\/dl>\n<p>\u4ee5\u4e0a HTML \u5c5e\u6027\u5747\u53ef\u4ee5\u76f4\u63a5\u4ece DOM \u5bf9\u8c61\u4e0a\u8bbe\u7f6e\u6216\u83b7\u53d6\uff0c\u4f8b\u5982\uff1a<\/p>\n<pre>const audio = document.querySelector('ui-audio');\r\n\/\/ \u83b7\u53d6\r\nconsole.log(audio.loop);\r\n\/\/ \u8bbe\u7f6e\r\naudio.muted = false;<\/pre>\n<h4>JS \u5c5e\u6027<\/h4>\n<p>\u800c\u4e0b\u9762\u8fd9\u4e9b\u5c5e\u6027\u6216\u65b9\u6cd5\u53ea\u80fd\u901a\u8fc7 DOM \u5bf9\u8c61\u5728 JavaScript \u4e2d\u8fdb\u884c\u8bbe\u7f6e\u3002<\/p>\n<h5>\u5c5e\u6027<\/h5>\n<dl>\n<dt>currentTime<\/dt>\n<dd>\u5f53\u524d\u64ad\u653e\u7684\u65f6\u95f4\uff0c\u5355\u4f4d\u662f\u79d2\u3002<\/dd>\n<dt>volume<\/dt>\n<dd>\u5f53\u524d\u7684\u97f3\u91cf\uff0c\u8303\u56f40-1\u3002<\/dd>\n<dt>playbackRate<\/dt>\n<dd>\u7528\u6765\u8bbe\u7f6e\u6216\u83b7\u53d6\u5f53\u524d\u5a92\u4f53\u6587\u4ef6\u7684\u64ad\u653e\u901f\u7387\uff0c\u503c\u4e3a\u6570\u503c\u3002<\/dd>\n<dt>paused<\/dt>\n<dd>\u5f53\u524d\u97f3\u9891\u662f\u5426\u6682\u505c\u4e2d\u3002<\/dd>\n<\/dl>\n<h5>\u65b9\u6cd5<\/h5>\n<dl>\n<dt>play()<\/dt>\n<dd>\u97f3\u9891\u64ad\u653e\u3002<\/dd>\n<dt>pause()<\/dt>\n<dd>\u97f3\u9891\u6682\u505c\u3002<\/dd>\n<dt>stop()<\/dt>\n<dd>\u97f3\u9891\u505c\u6b62\uff0c\u64ad\u653e\u70b9\u4f1a\u56de\u5230 0\u3002<\/dd>\n<dt>prev()<\/dt>\n<dd>\u64ad\u653e\u524d\u4e00\u4e2a\u97f3\u9891\u3002<\/dd>\n<dt>next()<\/dt>\n<dd>\u64ad\u653e\u4e0b\u4e00\u4e2a\u97f3\u9891\u3002<\/dd>\n<dt>state()<\/dt>\n<dd>\u8fd4\u56de\u5f53\u524d\u97f3\u9891\u7684\u72b6\u6001\uff0c\u503c\u5305\u62ec\uff1a&#8217;unready&#8217;, &#8216;unloaded&#8217;, &#8216;loading&#8217;, &#8216;loaded&#8217;<\/dd>\n<dt>load()<\/dt>\n<dd>\u89e6\u53d1\u97f3\u9891\u6587\u4ef6\u7684\u52a0\u8f7d\u3002<\/dd>\n<dt>unload()<\/dt>\n<dd>\u97f3\u9891\u6587\u4ef6\u7684\u5378\u8f7d\uff0c\u4f1a\u505c\u6b62\u64ad\u653e\u97f3\u9891\uff0c\u5e76\u91ca\u653e\u5185\u5b58\u3002<\/dd>\n<\/dl>\n<h5>\u4e8b\u4ef6<\/h5>\n<dl>\n<dt>play<\/dt>\n<dd>\u64ad\u653e\u65f6\u89e6\u53d1\u3002<\/dd>\n<dt>pause<\/dt>\n<dd>\u6682\u505c\u65f6\u89e6\u53d1\u3002<\/dd>\n<dt>load<\/dt>\n<dd>\u52a0\u8f7d\u5b8c\u6bd5\u89e6\u53d1\u3002<\/dd>\n<dt>end<\/dt>\n<dd>\u64ad\u653e\u5b8c\u6bd5\u89e6\u53d1\uff0c\u5982\u679c\u662f\u5355\u66f2\u5faa\u73af\uff0c\u5219\u6bcf\u6b21\u64ad\u653e\u7ed3\u675f\u90fd\u4f1a\u6267\u884c\u4e00\u6b21\u3002<\/dd>\n<dt>stop<\/dt>\n<dd>\u64ad\u653e\u505c\u6b62\u89e6\u53d1\u3002<\/dd>\n<dt>seek<\/dt>\n<dd>\u6539\u53d8\u64ad\u653e\u7684\u4f4d\u7f6e\u65f6\u5019\u89e6\u53d1\uff0c\u4f8b\u5982\u70b9\u51fb\u6216\u62d6\u52a8\u8fdb\u5ea6\u6761\u3002<\/dd>\n<dt>playing<\/dt>\n<dd>\u5f53\u524d\u6b63\u5728\u64ad\u653e\u7684\u65f6\u5019\u89e6\u53d1\uff0c\u6bcf\u79d2\u6267\u884c\u7ea6 60 \u6b21\u3002<\/dd>\n<dt>error<\/dt>\n<dd>\u52a0\u8f7d\u6216\u64ad\u653e\u9519\u8bef\u7684\u65f6\u5019\u89e6\u53d1\uff0c\u9519\u8bef\u7c7b\u578b\u901a\u8fc7 event.detail \u83b7\u53d6\u3002<\/dd>\n<\/dl>\n<pre>audio.addEventListener('pause', function () {\r\n    \/\/ \u6682\u505c\u5566...\r\n});<\/pre>\n<h3>\u4e09\u3001\u5b9e\u9645\u4f7f\u7528\u8bf4\u660e<\/h3>\n<p>\u5982\u679c\u53ea\u662f\u57fa\u7840\u7684\u5355\u97f3\u9891\u64ad\u653e\uff0c\u53ea\u9700\u8981\u4f7f\u7528\u4e0a\u9762\u7684\u5c5e\u6027\u6216\u65b9\u6cd5\u8fdb\u884c\u8bbe\u7f6e\u5c31\u80fd\u6ee1\u8db3\u9700\u6c42\u3002<\/p>\n<p>\u4f46\u662f\uff0c\u5982\u679c\u662f\u5177\u6709\u64ad\u653e\u5217\u8868\u7684\u590d\u6742\u97f3\u9891\u64ad\u653e\u5668\uff0c\u5219\u9700\u8981\u81ea\u5df1\u6839\u636e\u4e1a\u52a1\u4ee3\u7801\u548c\u4e0a\u9762\u63d0\u4f9b\u7684API\u63a5\u53e3\u8fdb\u884c\u5904\u7406\u3002<\/p>\n<p>\u6b63\u5982\u9879\u76ee\u6f14\u793a\u9875\u9762\u6240\u793a\u3002<\/p>\n<p>\u9700\u8981\u81ea\u5df1\u6839\u636e\u64ad\u653e\u72b6\u6001\uff08\u968f\u673a\u64ad\u653e\uff0c\u8fd8\u662f\u987a\u5e8f\u64ad\u653e\uff09\u6539\u53d8 <code>prevsrc<\/code> \u548c <code>nextsrc<\/code> \u7684\u5c5e\u6027\u503c\uff0c\u6b64\u65f6\u64ad\u653e\u5668\u4f1a\u6839\u636e\u5728\u64ad\u653e\u7ed3\u675f\u4e4b\u540e\u81ea\u5b9a\u4e49\u64ad\u653e <code>nextsrc<\/code> \u5bf9\u5e94\u7684\u97f3\u9891\u5730\u5740\u3002<\/p>\n<h4>\u63a7\u4ef6\u7684\u81ea\u5b9a\u4e49<\/h4>\n<p>\u9996\u5148\u8bb2\u4e0b\u57fa\u7840\u63a7\u4ef6\u7684\u663e\u9690\u81ea\u5b9a\u4e49\u3002<\/p>\n<ol>\n<li>\u9ed8\u8ba4\u201c\u500d\u901f\u201d\u6309\u94ae\u662f\u663e\u793a\u7684\uff0c\u5982\u679c\u5e0c\u671b\u9690\u85cf\uff0c\u53ef\u4ee5\u5728 <code>&lt;ui-audio&gt;<\/code> \u5143\u7d20\u4e0a\u8bbe\u7f6e <code>rate=\"none\"<\/code>\u3002\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/image.zhangxinxu.com\/image\/blog\/202203\/rate-none.gif\" width=\"628\" height=\"137\" alt=\"rate=\"none\" \u6548\u679c\" class=\"alignnone size-medium\" \/><\/li>\n<li>\u5982\u679c\u5e0c\u671b\u663e\u793a\u5faa\u73af\u64ad\u653e\u8bbe\u7f6e\u6309\u94ae\uff0c\u8bbe\u7f6e loop \u5c5e\u6027\u503c\u4e3a &#8216;0&#8217;, &#8216;1&#8217;, &#8216;2&#8217; \u4e2d\u7684\u4e00\u4e2a\u5373\u53ef\uff0c\u5982\u679c\u4ec5\u4ec5\u662f loop \u5c5e\u6027\uff0c\u4e0d\u4f1a\u663e\u793a\u6b64\u6309\u94ae\uff0c\u4ec5\u4ec5\u8868\u793a\u5355\u66f2\u5faa\u73af\u64ad\u653e\u3002\n<pre>&lt;!-- \u5355\u66f2\u5faa\u73af\uff0c\u4e0d\u663e\u793a\u8bbe\u7f6e\u5faa\u73af\u6a21\u5f0f\u6309\u94ae --&gt;\r\n&lt;ui-audio loop&gt;<\/pre>\n<\/li>\n<li>\u5982\u679c\u6ca1\u6709\u8bbe\u7f6e <code>prevsrc<\/code> \u548c <code>nextsrc<\/code> \u5c5e\u6027\uff0c\u5219\u524d\u540e\u64ad\u653e\u6309\u94ae\u662f\u4e0d\u4f1a\u663e\u793a\u7684\u3002<br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/image.zhangxinxu.com\/image\/blog\/202203\/2022-03-15_212934.png\" width=\"211\" height=\"150\" alt=\"\u524d\u540e\u64ad\u653e\u6309\u94ae\u793a\u610f\" class=\"alignnone size-medium\" \/><\/p>\n<p>\u4e0a\u56fe\u4e4b\u6240\u4ee5\u201c\u4e0a\u4e00\u4e2a\u201d\u64ad\u653e\u6309\u94ae\u7981\u7528\u6001\uff0c\u662f\u56e0\u4e3a\u8bbe\u7f6e\u4e86 <code>prevsrc=\"none\"<\/code>\u3002\n<\/li>\n<\/ol>\n<p>\u79fb\u52a8\u7aef\u4e0b\uff0c\u97f3\u91cf\u63a7\u5236\uff0c\u4ee5\u53ca\u500d\u901f\u548c\u5faa\u73af\u6309\u94ae\u4f1a\u81ea\u52a8\u6536\u8d77\uff0c\u4ee5\u8282\u7ea6\u5e03\u5c40\u7a7a\u95f4\uff0c\u6b64\u65f6\u53ef\u4ee5\u901a\u8fc7\u70b9\u51fb\u5bf9\u5e94\u7684\u6309\u94ae\u547c\u8d77\u76f8\u5e94\u7684\u63a7\u4ef6\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/image.zhangxinxu.com\/image\/blog\/202203\/2022-03-15_213350.png\" width=\"537\" height=\"113\" alt=\"\u79fb\u52a8\u7aef\u5e03\u5c40\u6548\u679c\u793a\u610f\" class=\"alignnone size-medium\" \/><\/p>\n<h4>\u6837\u5f0f\u7684\u81ea\u5b9a\u4e49<\/h4>\n<p>\u6574\u4e2a\u7ec4\u4ef6\u57fa\u4e8e CSS \u53d8\u91cf\u6784\u5efa\uff0c\u540c\u65f6\u4f7f\u7528 <code>part<\/code> \u66b4\u9732\u4e86 Shadow DOM \u5185\u90e8\u4e3b\u8981\u7684\u5143\u7d20\u3002<\/p>\n<p>\u56e0\u6b64\uff0c\u60f3\u8981\u5bf9\u7ec4\u4ef6\u8fdb\u884c\u6837\u5f0f\u81ea\u5b9a\u4e49\uff0c\u65e2\u53ef\u4ee5\u4f7f\u7528 CSS \u53d8\u91cf\uff0c\u4e5f\u53ef\u4ee5\u4f7f\u7528 <code>::part<\/code> \u4f2a\u5143\u7d20\u3002<\/p>\n<p>\u4f8b\u5982\uff0c\u672c\u7ec4\u4ef6\u7684\u57fa\u672c\u5355\u4f4d\u662f 1rem\uff0c\u5982\u679c\u5e0c\u671b\u8fdb\u884c\u8bbe\u7f6e\uff0c\u5219\u53ef\u4ee5\u8fd9\u4e48\u5904\u7406\uff1a<\/p>\n<pre>ui-audio {\r\n    --1rem: 16px;\r\n}<\/pre>\n<p>\u5e0c\u671b\u91cd\u7f6e\u4f7f\u7528\u7684\u56fe\u6807\uff0c\u53ef\u4ee5\u4f7f\u7528\u4e0b\u9762\u8fd9\u4e9b CSS \u53d8\u91cf\uff1a<\/p>\n<pre>--ui-audio-icon-prev: url();\r\n--ui-audio-icon-next: url();\r\n--ui-audio-icon-play: url();\r\n--ui-audio-icon-pause: url();\r\n--ui-audio-icon-muted: url();\r\n--ui-audio-icon-unmuted: url();\r\n\/\/ \u66f4\u591a\u56fe\u6807\uff0c\u79fb\u52a8\u7aef\u51fa\u73b0\r\n--ui-audio-icon-more: url();\r\n\/\/ \u968f\u673a\u64ad\u653e\u56fe\u6807\r\n--ui-audio-icon-shuffle: url();\r\n\/\/ \u987a\u5e8f\u64ad\u653e\u56fe\u6807\r\n--ui-audio-icon-swap: url();\r\n\/\/ \u5355\u66f2\u5faa\u73af\u56fe\u6807\r\n--ui-audio-icon-repeat: url();<\/pre>\n<p>\u4ee5\u53ca\u652f\u6301\u5168\u5c40\u7684\u80cc\u666f\u8272\u548c\u989c\u8272\u53d8\u91cf\uff1a<\/p>\n<pre>--ui-audio-background\r\n--ui-audio-color<\/pre>\n<p>\u5982\u679c\u5e0c\u671b\u66f4\u8fdb\u4e00\u6b65\u7684\u6837\u5f0f\u8bbe\u7f6e\uff0c\u5219 <code>::part<\/code> \u4f2a\u5143\u7d20\u662f\u975e\u5e38\u597d\u7684\u9009\u62e9\uff0c\u4f8b\u5982\uff1a<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/image.zhangxinxu.com\/image\/blog\/202203\/2022-03-15_214904.png\" width=\"381\" height=\"138\" alt=\"part \u5c5e\u6027\u793a\u610f\" class=\"alignnone size-medium\" \/><\/p>\n<p>\u56e0\u6b64\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u4e0b\u9762\u8fd9\u4e9b\u4f2a\u5143\u7d20\u5bf9\u6574\u4e2a\u7ec4\u4ef6\u8fdb\u884c\u7cbe\u786e\u7684\u6837\u5f0f\u8bbe\u7f6e\uff1a<\/p>\n<pre>ui-audio::part(container) {}\r\nui-audio::part(label) {}\r\nui-audio::part(operate) {}<\/pre>\n<p>\u4f8b\u5982\uff0c\u5e0c\u671b\u64ad\u653e\u5668\u6362\u4e2a\u76ae\u80a4\u989c\u8272\uff0c\u53ef\u4ee5\u8fd9\u6837\u5904\u7406\uff1a<\/p>\n<pre>&lt;ui-audio class=\"your-audio\" src=\"your.mp3\" controls&gt;&lt;\/ui-audio&gt;<\/pre>\n<pre>.your-audio::part(container) {\r\n    background: darkred;\r\n    color: #fff;\r\n}<\/pre>\n<p>\u6548\u679c\u5982\u4e0b\u56fe\u6240\u793a\uff1a<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/image.zhangxinxu.com\/image\/blog\/202203\/2022-03-15_220343.png\" width=\"635\" height=\"86\" alt=\"\u6539\u53d8\u989c\u8272\u540e\u7684\u6548\u679c\" class=\"alignnone size-medium\" \/><\/p>\n<p>\u5982\u679c\u5bf9 <code>::part<\/code> \u4f2a\u5143\u7d20\u8fd8\u4e0d\u662f\u5f88\u4e86\u89e3\uff0c\u53ef\u4ee5\u53c2\u8003\u8fd9\u7bc7\u6587\u7ae0\uff1a\u201c<a href=\"https:\/\/www.zhangxinxu.com\/wordpress\/2021\/02\/css-part-shadow-dom\/\">\u4f7f\u7528::part\u4f2a\u5143\u7d20\u6539\u53d8Shadow DOM\u7684CSS\u6837\u5f0f<\/a>\u201d<\/p>\n<h4>Slot\u5360\u4f4d<\/h4>\n<p>\u7ec4\u4ef6\u5728\u4e0b\u56fe\u6240\u793a\u7684\u4f4d\u7f6e\u63d0\u4f9b\u4e86\u4e00\u4e2a\u5360\u4f4d\u7b26\uff0c\u53ef\u4ee5\u4f7f\u7528\u4e0b\u9762\u7684\u8bed\u6cd5\u63d2\u5165\u4f60\u5e0c\u671b\u63d2\u5165\u7684 DOM \u5143\u7d20\u7ed3\u6784\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/image.zhangxinxu.com\/image\/blog\/202203\/2022-03-15_220535.png\" width=\"219\" height=\"150\" alt=\"\u5360\u4f4d\u7b26\u5185\u5bb9\" class=\"alignnone size-medium\" \/><\/p>\n<p>\u8bed\u6cd5\u662f\u8bbe\u7f6e <code>slot=\"custom\"<\/code>\uff0c\u4f8b\u5982\uff1a<\/p>\n<pre>&lt;ui-audio controls&gt;\r\n    &lt;span slot=\"custom\"&gt;by zhangxinxu&lt;\/span&gt;\r\n&lt;\/ui-audio&gt;<\/pre>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/image.zhangxinxu.com\/image\/blog\/202203\/2022-03-15_220937.png\" width=\"505\" height=\"154\" alt=\"\u81ea\u5b9a\u4e49\u5143\u7d20\u793a\u610f\" class=\"alignnone size-medium\" \/><\/p>\n<p>\u7531\u4e8e\u64ad\u653e\u5668\u91c7\u7528\u7684\u662f flex \u5e03\u5c40\uff0c\u56e0\u6b64\uff0c\u5927\u5bb6\u53ef\u4ee5\u4f7f\u7528 <code>order<\/code> \u5c5e\u6027\u8c03\u6574\u81ea\u5b9a\u4e49\u5360\u4f4d\u5143\u7d20\u7684\u4f4d\u7f6e\uff0c\u4e0d\u4e00\u5b9a\u5728\u6700\u540e\u663e\u793a\u3002<\/p>\n<p>\u5982\u679c\u5bf9 <code>&lt;slot&gt;<\/code> \u63d2\u69fd\u5143\u7d20\u4e0d\u662f\u5f88\u4e86\u89e3\uff0c\u53ef\u4ee5\u53c2\u89c1\u8fd9\u7bc7\u6587\u7ae0\uff1a\u201c<a href=\"https:\/\/www.zhangxinxu.com\/wordpress\/2021\/09\/html-slot-dom\/\">HTML slot \u63d2\u69fd\u5143\u7d20\u6df1\u5165<\/a>\u201d<\/p>\n<p>\u5728 Web Components \u7ec4\u4ef6\u5f00\u53d1\u4e2d\uff0c<code>&lt;slot&gt;<\/code> \u63d2\u69fd\u5143\u7d20\u662f\u975e\u5e38\u5b9e\u7528\u7684\uff0c\u5fc5\u5b66\u5fc5\u4f1a\u3002<\/p>\n<h3>\u56db\u3001\u5173\u4e8ehowler.js<\/h3>\n<p>\u672c\u7ec4\u4ef6\u4f9d\u8d56 <a href=\"https:\/\/howlerjs.com\/\" rel=\"noopener nofollow\" target=\"_blank\">howler.js<\/a>\uff0c\u8fd9\u662f\u6211\u7528\u8fc7\u4f53\u9a8c\u975e\u5e38\u597d\uff08\u4ece\u672a\u51fabug\uff09\u7684\u97f3\u9891\u64ad\u653e\u63a7\u5236\u7ec4\u4ef6\uff0c\u4f18\u5148\u4f7f\u7528 Web Audio API \u5b9e\u73b0\u3002<\/p>\n<p>\u9879\u76ee\u5730\u5740\uff1a<a href=\"https:\/\/github.com\/goldfire\/howler.js\" rel=\"noopener\" target=\"_blank\">https:\/\/github.com\/goldfire\/howler.js<\/a><\/p>\n<p>\u76ee\u524d Star \u6570\u76ee\u5feb 2 \u4e07\u4e86\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/image.zhangxinxu.com\/image\/blog\/202203\/2022-03-15_221946.png\" width=\"291\" height=\"72\" alt=\"Star \u6570\u76ee\" class=\"alignnone size-medium\" \/><\/p>\n<p>\u5176\u4ed6\u4e0d\u591a\u8bf4\uff0c\u4f7f\u7528\u8fd8\u662f\u6bd4\u8f83\u7b80\u5355\u7684\uff0c\u65b9\u6cd5\u548cAPI\u4e5f\u6bd4\u8f83\u4e30\u5bcc\u3002<\/p>\n<h3>\u4e94\u3001\u597d\uff0c\u5c31\u8bf4\u8fd9\u4e48\u591a<\/h3>\n<p>\u4e1a\u4f59\u65f6\u95f4\u6574\u7684\u4e2a\u73a9\u610f\uff0c\u7a81\u7136\u6765\u4e86\u5174\u8da3\uff0c\u5c31\u5f04\u4e86\u4e0b\uff0c\u4ee5\u540e\u9700\u8981\u7528\u7684\u65f6\u5019\u76f4\u63a5\u62ff\u8fc7\u6765\u7528\u5c31\u597d\u4e86\uff0c\u540c\u65f6\u5bf9\u4e00\u4e9b\u65b0\u6280\u672f\u7ec3\u7ec3\u624b\u3002<\/p>\n<p>\u4e0d\u8fc7\u81ea\u5df1\u672a\u5728\u5b9e\u9645\u9879\u76ee\u4e2d\u5e94\u7528\uff0c\u4e0d\u4fdd\u8bc1\u767e\u5206\u767e\u65e0 bug\uff0c\u5982\u679c\u4f7f\u7528\u8fc7\u7a0b\u4e2d\u6709\u4ec0\u4e48\u95ee\u9898\uff0c\u6b22\u8fce\u53cd\u9988\uff0c\u6216\u8005 pull \u4e0b\uff0c\u5171\u540c\u5efa\u8bbe\u3002<\/p>\n<p>\u597d\uff0c\u4ee5\u4e0a\u5c31\u662f\u672c\u6587\u7684\u5168\u90e8\u5185\u5bb9\uff0c\u611f\u8c22\u9605\u8bfb\u3002<\/p>\n<p>\u5e0c\u671b\u91cc\u9762\u7684\u5185\u5bb9\u80fd\u591f\u5bf9\u4f60\u7684\u5de5\u4f5c\u4e0e\u5b66\u4e60\u6709\u6240\u5e2e\u52a9\u3002<\/p>\n<p>\u5bf9\u4e86\uff0c\u672c\u6587\u53ef\u4ee5\u4efb\u610f\u8f6c\u8f7d\uff0c\u65e0\u7248\u6743\u9650\u5236\u3002<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/image.zhangxinxu.com\/image\/blog\/202203\/dengpao.png\" width=\"137\" height=\"117\" alt=\"\u70b9\u4eae\u706f\u6ce1\" class=\"alignnone size-medium\" \/><\/p>\n<p>\u672c\u6587\u4e3a\u539f\u521b\u6587\u7ae0\uff0c\u6b22\u8fce\u5206\u4eab\uff0c\u8f6c\u8f7d\u8bf7\u6ce8\u660e\u4f4f\u5904\uff0c\u65b9\u4fbf\u6eaf\u6e90\uff0c\u56e0\u4e3a\u4f1a\u53ca\u65f6\u66f4\u65b0\u77e5\u8bc6\u70b9\u53ca\u4fee\u6b63\u9519\u8bef\uff0c\u9605\u8bfb\u4f53\u9a8c\u4e5f\u66f4\u597d\u3002<br \/>\n\u672c\u6587\u5730\u5740\uff1a<a href=\"https:\/\/www.zhangxinxu.com\/wordpress\/?p=10349\">https:\/\/www.zhangxinxu.com\/wordpress\/?p=10349<\/a><\/p>\n<p>\uff08\u672c\u7bc7\u5b8c\uff09<\/p>\n","protected":false},"excerpt":{"rendered":"<p><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/image.zhangxinxu.com\/image\/blog\/202203\/audio-play-cover.png\" width=\"160\" height=\"100\" alt=\"\u5c01\u9762\u56fe\" class=\"alignright size-medium\" \/><\/p>\n<p>\u5174\u8da3\u4f7f\u7136\uff0c\u505a\u4e86\u4e2a\u97f3\u9891\u64ad\u653e\u5668\uff0c\u652f\u6301\u5404\u79cd\u5faa\u73af\u6a21\u5f0f\uff0c\u652f\u6301\u6837\u5f0f\u81ea\u5b9a\u4e49\uff0c\u57fa\u4e8e 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