{"id":5828,"date":"2016-12-19T01:51:42","date_gmt":"2016-12-18T17:51:42","guid":{"rendered":"http:\/\/www.zhangxinxu.com\/wordpress\/?p=5828"},"modified":"2017-01-22T15:35:01","modified_gmt":"2017-01-22T07:35:01","slug":"how-use-tween-js-animation-easing","status":"publish","type":"post","link":"https:\/\/www.zhangxinxu.com\/wordpress\/2016\/12\/how-use-tween-js-animation-easing\/","title":{"rendered":"\u5982\u4f55\u4f7f\u7528Tween.js\u5404\u7c7b\u539f\u751f\u52a8\u753b\u8fd0\u52a8\u7f13\u52a8\u7b97\u6cd5"},"content":{"rendered":"<p>by <a href=\"http:\/\/www.zhangxinxu.com\/\">zhangxinxu<\/a> from <a href=\"http:\/\/www.zhangxinxu.com\/wordpress\/?p=5828\">http:\/\/www.zhangxinxu.com\/wordpress\/?p=5828<\/a><br \/>\n\u672c\u6587\u53ef\u5168\u6587\u8f6c\u8f7d\uff0c\u4f46\u9700\u8981\u4fdd\u7559\u539f\u4f5c\u8005\u59d3\u540d\u548c\u53ef\u76f4\u63a5\u70b9\u51fb\u8bbf\u95ee\u7684\u539f\u51fa\u5904\u3002<\/p>\n<h3>\u4e00\u3001\u901f\u6218\u901f\u51b3<\/h3>\n<p>\u6628\u5929\u6709\u4e8b\u56de\u4e86\u8d9f\u6c5f\u82cf\uff0c\u4e00\u6765\u4e00\u56de\u8fd8\u5835\u8f66\uff0c1\u5929\u57fa\u672c\u4e0a\u5c31\u5728\u8def\u4e0a\u4e86\uff0c\u4e0b\u5348\u53c8\u5f53\u53f8\u673a\u9001\u592b\u4eba\u53bb\u4e70\u4e1c\u897f\uff0c\u5468\u672b\u5de5\u4f5c\u65f6\u95f4\u4e25\u91cd\u4e0d\u8db3\uff0c\u539f\u672c\u8981\u65e9\u4ea7\u7684\u6587\u7ae0\u4f30\u8ba1\u53c8\u8981\u665a\u4ea7\u4e86\uff0c\u4e3a\u4e86\u4e89\u53d62\u70b9\u524d\u5199\u5b8c\uff0c\u6211\u5c31\u5c3d\u91cf\u5c11\u5e9f\u8bdd\u4e86\u3002<\/p>\n<h3>\u4e8c\u3001\u5173\u4e8eTween.js<\/h3>\n<p>Tween.js\u662f\u4e00\u4e2a\u5305\u542b\u5404\u79cd\u7ecf\u5178\u52a8\u753b\u7b97\u6cd5\u7684JS\u8d44\u6e90\uff0c\u4e4b\u524d\u5728\u591a\u7bc7\u6587\u7ae0\u6709\u63d0\u5230\u8fc7\uff0c\u4f8b\u5982\u4e4b\u524d\u5199\u7684\u201c<a href=\"http:\/\/www.zhangxinxu.com\/wordpress\/?p=3855\">JavaScript\u4e0e\u5143\u7d20\u95f4\u7684\u629b\u7269\u7ebf\u8f68\u8ff9\u8fd0\u52a8<\/a>\u201d\uff0cAS\u4e2d\u751a\u81f3\u6709\u4e13\u95e8\u7684Tween\u7c7b\u3002<\/p>\n<p>\u6211\u5728\u81ea\u5df1\u7684Github\u4e0a\u653e\u4e86\u67093\u5e74\u4e86\uff0c\u5730\u5740\u4e3a\uff1a<a href=\"https:\/\/github.com\/zhangxinxu\/Tween\" target=\"_blank\">https:\/\/github.com\/zhangxinxu\/Tween<\/a><\/p>\n<p>\u6211\u81ea\u5df1\u6084\u6084\u7785\u4e86\u4e00\u770b\uff0c\u5c31\u4e00\u4e2aJS\u6587\u4ef6\uff0c\u8fde\u4e2a\u63cf\u8ff0\u90fd\u6ca1\u6709\u7684\u7684\u9879\u76ee\u5c45\u7136\u6709147\u4e2astar\uff0c\u770b\u6765\u4eca\u5e74\u7528\u529b\u4e00\u628a\uff0c\u4e0a500 star\u6307\u65e5\u53ef\u5f85\u3002<\/p>\n<p>\u4ee3\u7801\u622a\u56fe\u5982\u4e0b\uff1a<br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/image.zhangxinxu.com\/image\/blog\/201612\/2016-12-19_001200.png\" width=\"556\" height=\"583\" alt=\"tween.js\u7f13\u52a8\u4ee3\u7801\u622a\u56fe\" class=\"alignnone\" \/><\/p>\n<p><code>Quad<\/code>, <code>Cubic<\/code>\u7b49\u7b49\u90fd\u662f\u7ecf\u5178\u7684\u52a8\u753b\u8fd0\u52a8\u7b97\u6cd5\u540d\u79f0\uff0c\u5b8c\u6574\u5217\u8868\u5982\u4e0b\uff1a<\/p>\n<ol>\n<li><strong>Linear<\/strong>\uff1a\u7ebf\u6027\u5300\u901f\u8fd0\u52a8\u6548\u679c\uff1b<\/li>\n<li><strong>Quadratic<\/strong>\uff1a\u4e8c\u6b21\u65b9\u7684\u7f13\u52a8\uff08t^2\uff09\uff1b<\/li>\n<li><strong>Cubic<\/strong>\uff1a\u4e09\u6b21\u65b9\u7684\u7f13\u52a8\uff08t^3\uff09\uff1b<\/li>\n<li><strong>Quartic<\/strong>\uff1a\u56db\u6b21\u65b9\u7684\u7f13\u52a8\uff08t^4\uff09\uff1b<\/li>\n<li><strong>Quintic<\/strong>\uff1a\u4e94\u6b21\u65b9\u7684\u7f13\u52a8\uff08t^5\uff09\uff1b<\/li>\n<li><strong>Sinusoidal<\/strong>\uff1a\u6b63\u5f26\u66f2\u7ebf\u7684\u7f13\u52a8\uff08sin(t)\uff09\uff1b<\/li>\n<li><strong>Exponential<\/strong>\uff1a\u6307\u6570\u66f2\u7ebf\u7684\u7f13\u52a8\uff082^t\uff09\uff1b<\/li>\n<li><strong>Circular<\/strong>\uff1a\u5706\u5f62\u66f2\u7ebf\u7684\u7f13\u52a8\uff08sqrt(1-t^2)\uff09\uff1b<\/li>\n<li><strong>Elastic<\/strong>\uff1a\u6307\u6570\u8870\u51cf\u7684\u6b63\u5f26\u66f2\u7ebf\u7f13\u52a8\uff1b<\/li>\n<li><strong>Back<\/strong>\uff1a\u8d85\u8fc7\u8303\u56f4\u7684\u4e09\u6b21\u65b9\u7f13\u52a8\uff08(s+1)*t^3 &#8211; s*t^2\uff09\uff1b<\/li>\n<li><strong>Bounce<\/strong>\uff1a\u6307\u6570\u8870\u51cf\u7684\u53cd\u5f39\u7f13\u52a8\u3002<\/li>\n<\/ol>\n<p>\u6bcf\u4e2a\u6548\u679c\u90fd\u5206\u4e09\u4e2a\u7f13\u52a8\u65b9\u5f0f\uff0c\u5206\u522b\u662f\uff1a<\/p>\n<ul>\n<li><strong>easeIn<\/strong>\uff1a\u4ece0\u5f00\u59cb\u52a0\u901f\u7684\u7f13\u52a8\uff0c\u4e5f\u5c31\u662f\u5148\u6162\u540e\u5feb\uff1b<\/li>\n<li><strong>easeOut<\/strong>\uff1a\u51cf\u901f\u52300\u7684\u7f13\u52a8\uff0c\u4e5f\u5c31\u662f\u5148\u5feb\u540e\u6162\uff1b<\/li>\n<li><strong>easeInOut<\/strong>\uff1a\u524d\u534a\u6bb5\u4ece0\u5f00\u59cb\u52a0\u901f\uff0c\u540e\u534a\u6bb5\u51cf\u901f\u52300\u7684\u7f13\u52a8\u3002<\/li>\n<\/ul>\n<p>\u5f88\u591a\u5c0f\u4f19\u4f34<code>easeIn<\/code>\u548c<code>easeOut<\/code>\u54ea\u4e2a\u5148\u5feb\uff0c\u54ea\u4e2a\u5148\u6162\u4e00\u76f4\u8bb0\u4e0d\u6e05\u695a\uff0c\u6211\u8fd9\u91cc\u518d\u7ed9\u5927\u5bb6\u4f20\u6388\u4e00\u904d\u6211\u72ec\u95e8\u7684\u90aa\u6076\u8bb0\u6cd5\uff0c\u60f3\u60f3\u6211\u4eec\u7b2c\u4e00\u6b21OOXX\uff0c\u662f\u4e0d\u662f\u8fdb\u53bb(<code>easeIn<\/code>)\u7684\u65f6\u5019\u90fd\u662f\u5148\u6162\uff0c\u7b49\u8fdb\u53bb\u4e86\u5c31\u5feb\u4e86\uff1b\u7136\u540e\u51fa\u6765(<code>easeOut<\/code>)\u7684\u65f6\u5019\uff0c\u5f00\u59cb\u5f88\u5feb\uff0c\u90fd\u8981\u51fa\u6765\u4e86\u604b\u604b\u4e0d\u820d\u901f\u5ea6\u5c31\u6162\u4e86\u3002\u8ddf\u6211\u4eec\u8fd9\u91cc\u7684\u52a8\u753b\u6548\u679c\u662f\u5b8c\u5168\u5339\u914d\u7684\u3002<\/p>\n<p>\u6240\u6709\u7684\u8fd9\u4e9b\u7f13\u52a8\u7b97\u6cd5\u90fd\u79bb\u4e0d\u5f00\u4e0b\u97624\u4e2a\u53c2\u6570\uff0c<code>t<\/code>, <code>b<\/code>, <code>c<\/code>, <code>d<\/code>\uff0c\u542b\u4e49\u5982\u4e0b\uff1a<\/p>\n<pre><span style=\"color:green;\">\/*\n * t: current time\uff08\u5f53\u524d\u65f6\u95f4\uff09\uff1b\n * b: beginning value\uff08\u521d\u59cb\u503c\uff09\uff1b\n * c: change in value\uff08\u53d8\u5316\u91cf\uff09\uff1b\n * d: duration\uff08\u6301\u7eed\u65f6\u95f4\uff09\u3002\n*\/<\/span><\/pre>\n<p>\u53ea\u770b\u4e0a\u9762\u5b57\u9762\u610f\u601d\u5176\u5b9e\u4e0d\u597d\u7406\u89e3\uff0c\u6211\u4eec\u5957\u7528\u6700\u7b80\u5355\u7684\u7ebf\u6027\u5300\u901f\u8fd0\u52a8\u6765\u89e3\u91ca\u4e0b\uff1a<\/p>\n<pre>Tween.Linear = function(t, b, c, d) { \n    return c*t\/d + b; \n}<\/pre>\n<p>\u6bd4\u65b9\u8bf4\u6211\u4eec\u8981\u4ece\u4f4d\u7f6e<code>0<\/code>\u7684\u5730\u65b9\u8fd0\u52a8\u5230<code>100<\/code>\uff0c\u65f6\u95f4\u662f<code>10<\/code>\u79d2\u949f\uff0c\u6b64\u65f6\uff0c<code>b<\/code>, <code>c<\/code>, <code>d<\/code>\u4e09\u4e2a\u53c2\u6570\u5c31\u5df2\u7ecf\u786e\u8ba4\u4e86\uff0c<code>b<\/code>\u521d\u59cb\u503c\u5c31\u662f<code>0<\/code>\uff0c\u53d8\u5316\u503c<code>c<\/code>\u5c31\u662f<code>100-0<\/code>\u5c31\u662f<code>100<\/code>\uff0c\u6700\u7ec8\u7684\u65f6\u95f4\u5c31\u662f<code>10<\/code>\uff0c\u6b64\u65f6\uff0c\u53ea\u8981\u7ed9\u4e00\u4e2a\u5c0f\u4e8e\u6700\u7ec8\u65f6\u95f4<code>10<\/code>\u7684\u503c\uff0c<code>Tween.Linear<\/code>\u5c31\u4f1a\u8fd4\u56de\u5f53\u524d\u65f6\u95f4\u5e94\u8be5\u7684\u5750\u6807\uff0c\u4f8b\u5982\uff0c\u5047\u8bbe\u6b64\u65f6\u52a8\u753b\u8fdb\u884c\u5230\u7b2c5\u79d2\uff0c\u4e5f\u5c31\u662f<code>t<\/code>\u4e3a5\uff0c\u5219\u5f97\u5230\uff08\u622a\u56fe\u81eaChrome\u63a7\u5236\u53f0\uff09\uff1a<br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/image.zhangxinxu.com\/image\/blog\/201612\/2016-12-19_004511.png\" width=\"246\" height=\"82\" alt=\"\u7ebf\u6027\u5300\u901f\u8fd0\u52a8\u7ed3\u679c\" class=\"alignnone\" \/><\/p>\n<p>\u8ddf\u6211\u4eec\u5fc3\u4e2d\u6240\u60f3\u7684\u503c\u662f\u4e00\u6837\u7684\uff0c\u8fd9\u5c31\u662f\u8fd9\u4e9b\u7f13\u52a8\u7b97\u6cd5\u7684\u8fd0\u7b97\u539f\u7406\u3002<\/p>\n<p>\u5bf9\u4e86\uff0c\u8c8c\u4f3c<code>Elastic<\/code>\u548c<code>Back<\/code>\u6709\u5176\u4ed6\u53ef\u9009\u53c2\u6570\uff0c\u4f46\u6211\u8fd8\u6ca1\u65f6\u95f4\u53bb\u7814\u7a76\uff0c\u6240\u4ee5\uff0c\u8fd9\u91cc\u6682\u4e0d\u505a\u76f8\u5173\u4ecb\u7ecd\u3002<\/p>\n<h3>\u4e09\u3001\u5982\u4f55\u5b9e\u9645\u4f7f\u7528Tween.js\u4e2d\u7684\u7f13\u52a8\u7b97\u6cd5\uff1f<\/h3>\n<p>\u4e0a\u9762\u793a\u610f\u7684Tween.js\u4e2d\u7684\u7ebf\u6027\u5300\u901f\u8fd0\u52a8\u6848\u4f8b\u5b9e\u9645\u4e0a\u53ea\u662f\u67d0\u4e00\u4e2a\u9759\u6001\u6570\u503c\uff0c\u662f\u65e0\u6cd5\u6784\u5efa\u52a8\u753b\u7684\uff0c\u5982\u679c\u8981\u60f3\u5b9e\u73b0\u8fde\u7eed\u7684\u5177\u6709\u660e\u663e\u8f68\u8ff9\u7684\u52a8\u753b\u6548\u679c\uff0c\u6211\u4eec\u9700\u8981\u4e0d\u505c\u5730\u4fee\u6539<code>t<\/code>\u7684\u6570\u503c\uff0c\u4e00\u822c\u6765\u8bb2\u90fd\u662f\u4e00\u76f4\u5f80<code>d<\/code>\u7684\u6570\u503c\u7ebf\u6027\u9760\u62e2\u5373\u53ef\u3002<\/p>\n<p>\u8fd9\u91cc\u6709\u4e2a\u52a8\u8bcd\u201c\u4e0d\u505c\u5730\u4fee\u6539\u201d\uff0c\u6362\u53e5\u8bdd\u8bf4\u5c31\u662f\u4e0d\u505c\u5730\u7ed8\u5236\uff0c\u4e8e\u662f\uff0c\u60f3\u5230\u4e86HTML5\u4e2d\u7684<code>requestAnimationFrame<\/code>\uff0c\u5173\u4e8e<code>requestAnimationFrame<\/code>\u6211<a href=\"http:\/\/www.zhangxinxu.com\/wordpress\/?p=3695\">\u4e4b\u524d\u4e13\u95e8\u6709\u6587\u7ae0\u4ecb\u7ecd<\/a>\uff0c\u5982\u679c\u6d4f\u89c8\u5668\u4e0d\u652f\u6301<code>requestAnimationFrame<\/code>\uff0c\u6211\u4eec\u4f7f\u7528\u4f20\u7edf\u7684<code>setTimeout<\/code>\u5b9a\u65f6\u5668\u517c\u5bb9\u5b9e\u73b0\u5373\u53ef\u3002<\/p>\n<pre><span style=\"color:green;\">\/\/ requestAnimationFrame\u7684\u517c\u5bb9\u5904\u7406<\/span>\nif (!window.requestAnimationFrame) {\n    requestAnimationFrame = function(fn) {\n        setTimeout(fn, 17);\n    };\t\n}<\/pre>\n<p>\u56e0\u6b64\uff0c\u6211\u4eec\u8981\u663e\u793a\u4e00\u4e2a\u52a8\u753b\u6548\u679c\uff0c\u4f8b\u5982\uff0c\u8fd8\u662f\u62ff\u4e0a\u9762\u7684\u7ebf\u6027\u6548\u679c\u4e3e\u4f8b\uff0c\u5219\u4ee3\u7801\u53ef\u4ee5\u53d8\u6210\uff1a<\/p>\n<pre>\nvar t = 0, b = 0, c = 100, d = 10;\nvar step = function () {\n    <span style=\"color:green;\">\/\/ value\u5c31\u662f\u5f53\u524d\u7684\u4f4d\u7f6e\u503c<\/span>\n    <span style=\"color:green;\">\/\/ \u4f8b\u5982\u6211\u4eec\u53ef\u4ee5\u8bbe\u7f6eDOM.style.left = value + 'px'\u5b9e\u73b0\u5b9a\u4f4d<\/span>\n    var value = Tween.Linear(t, b, c, d);\n    t++;\n    if (t &lt;= d) {\n         <span style=\"color:green;\">\/\/ \u7ee7\u7eed\u8fd0\u52a8<\/span>\n         requestAnimationFrame(step);\n    } else {\n        <span style=\"color:green;\">\/\/ \u52a8\u753b\u7ed3\u675f<\/span>\n    }\n};\n<\/pre>\n<p>\u57fa\u672c\u4e0a\uff0c\u6240\u6709\u7684\u52a8\u753b\u4f7f\u7528\u90fd\u662f\u8fd9\u4e2a\u5957\u8def\u3002<\/p>\n<p>\u7136\u540e\uff0c\u4e3a\u4e86\u8ba9\u5927\u5bb6\u53ef\u4ee5\u76f4\u89c2\u4f53\u9a8cTween.js\u4e2d\u6240\u6709\u7f13\u52a8\u7b97\u6cd5\u7684\u6548\u679c\u662f\u600e\u6837\u7684\uff0c\u6211\u7279\u610f\u5236\u4f5c\u4e86\u4e00\u4e2a\u5305\u542b\u5b8c\u6574\u6548\u679c\u7684\u6f14\u793a\u9875\u9762\uff0c\u60a8\u53ef\u4ee5\u72e0\u72e0\u5730\u70b9\u51fb\u8fd9\u91cc\uff1a<a href=\"http:\/\/www.zhangxinxu.com\/study\/201612\/how-to-use-tween-js.html\" target=\"_blank\">Tween.js\u52a8\u753b\u7b97\u6cd5\u4f7f\u7528\u793a\u610fdemo<\/a><\/p>\n<p>\u70b9\u51fbdemo\u9875\u9762\u989c\u8272\u4e0d\u592a\u597d\u770b\u7684\u5c0f\u5706\u7403\uff0c\u5c31\u4f1a\u770b\u5230\u5404\u81ea\u7684\u8fd0\u52a8\u901f\u7387\u548c\u7f13\u52a8\u72b6\u6001\u4e86\uff0c\u4f8b\u5982\uff0c<code>Bounce.easeOut<\/code>\u7684\u6548\u679c\u5c31\u662f\u5c0f\u7403\u50cf\u76ae\u7403\u843d\u5730\u4e00\u6837\u5f39\u51e0\u4e0b\uff1a<br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/image.zhangxinxu.com\/image\/blog\/201612\/2016-12-19_010831.png\" width=\"376\" height=\"138\" alt=\"Bounce.easeOut\u70b9\u51fb\u622a\u56fe\" class=\"alignnone\" \/><\/p>\n<p>demo\u9875\u9762\u4e0a\u5c55\u793a\u7684\u6e90\u4ee3\u7801\u5c31\u662f\u5904\u7406\u540e\u76f8\u5f53\u7cbe\u7b80\u7684\u4f7f\u7528Tween.js\u7684\u6838\u5fc3JS\u4ee3\u7801\uff0c\u5982\u679c\u5927\u5bb6\u5bf9\u5b8c\u6574\u7684\u6548\u679c\u5b9e\u73b0\u611f\u5174\u8da3\uff0c\u53ef\u4ee5\u53f3\u952e\u9875\u9762\u2192\u67e5\u770b\u9875\u9762\u6e90\u4ee3\u7801\u3002<\/p>\n<h3>\u56db\u3001\u57fa\u4e8eTween.js\u66f4\u7b80\u5355\u8c03\u7528\u7684animation.js<\/h3>\n<p>Tween.js\u867d\u7136\u539f\u59cb\u4e14\u6548\u679c\u5f3a\u5927\uff0c\u4f46\u662f\uff0c\u552f\u4e00\u7684\u95ee\u9898\u5c31\u662f\u4f7f\u7528\u4e0d\u65b9\u4fbf\uff0c\u6bcf\u6b21\u4e00\u4e2a\u52a8\u753b\u6211\u90fd\u8981\u5f04\u4e2a<code>requestAnimationFrame<\/code>\uff0c\u800c\u4e144\u4e2a\u53c2\u6570\u6709\u70b9\u591a\uff0c\u4e0d\u597d\u8bb0\u5fc6\uff0c\u987a\u5e8f\u4ec0\u4e48\u7684\u4e00\u65e6\u5f04\u9519\u5c31\u5f88\u9ebb\u70e6\uff0c\u6709\u6ca1\u6709\u4ec0\u4e48\u7b80\u5355\u7684\u65b9\u6cd5\u8c03\u7528\u7684\uff0c\u5c31\u50cfjQuery\u7684<code>animation()<\/code>\u65b9\u6cd5\u4e00\u6837\u3002<\/p>\n<p>\u51fa\u4e8e\u8fd9\u9700\u6c42\uff0c\u6211\u5c31\u624b\u4e0d\u505c\u8e44\u5f04\u51fa\u4e86\u4e00\u4e2a\u66f4\u5bb9\u6613\u8c03\u7528\u7684animation.js\uff0c\u76ee\u524d\u5df2\u7ecf\u4e00\u8d77\u653e\u5728\u4e86<a href=\"https:\/\/github.com\/zhangxinxu\/Tween\" target=\"_blank\">https:\/\/github.com\/zhangxinxu\/Tween<\/a>\u8fd9\u4e2a\u9879\u76ee\u4e0a\uff0c\u8bed\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre>Math.animation(form, to, duration, easing, callback);<\/pre>\n<p>\u5176\u4e2d\uff1a<\/p>\n<ul>\n<li><code>form<\/code>\u548c<code>to<\/code>\u662f\u5fc5\u987b\u53c2\u6570\uff0c\u8868\u793a\u52a8\u753b\u8d77\u59cb\u6570\u503c\u548c\u7ed3\u675f\u6570\u503c\uff1b<\/li>\n<li><code>duration<\/code>\uff0c<code>easing<\/code>\uff0c<code>callback<\/code>\u7406\u8bba\u4e0a\u90fd\u662f\u53ef\u9009\u53c2\u6570\uff0c\u4f46\u662f\u5b9e\u9645\u4e0a<code>callback<\/code>\u80af\u5b9a\u662f\u8981\u4f7f\u7528\u7684\uff0c\u56e0\u4e3a\u5b9e\u65f6\u53d8\u5316\u7684\u6570\u503c\u5c31\u662f\u901a\u8fc7<code>callback<\/code>\u8fd4\u56de\u7684\u3002\u7136\u540e\uff0c<code>duration<\/code>\uff0c<code>easing<\/code>\uff0c<code>callback<\/code>\u8fd93\u4e2a\u53c2\u6570\u7684\u987a\u5e8f\u662f\u4efb\u610f\u7684\u3002\u5177\u4f53\u6765\u8bb2\uff1a\n<ul>\n<li><code>duration<\/code>\u4e3a\u52a8\u753b\u6301\u7eed\u65f6\u95f4\uff0c\u9ed8\u8ba4<code>300<\/code>\uff0c\u9ed8\u8ba4\u5355\u4f4d\u662f\u6beb\u79d2\uff0c\u5efa\u8bae\u4f7f\u7528\u6570\u503c\uff0c\u4f8b\u5982<code>600<\/code>\uff0c\u4e5f\u652f\u6301\u5e26\u5355\u4f4d\uff0c\u4f8b\u5982<code>600ms<\/code>\u6216\u8005<code>0.6s<\/code>\uff1b<\/li>\n<li><code>easing<\/code>\u4e3a\u7f13\u52a8\u7684\u7c7b\u578b\uff0c\u5b57\u7b26\u4e32\u7c7b\u578b\uff0c\u6e90\u81eaTween.js\u3002\u4f8b\u5982\uff1a<code>'Linear'<\/code>\uff0c<code>'Quad.easeIn'<\/code>\uff0c<code>'Bounce.easeInOut'<\/code>\u7b49\u7b49\uff0c\u9700\u8981\u6ce8\u610f\u5927\u5c0f\u5199\u3002 \u5176\u4e2d\uff0c\u9ed8\u8ba4\u503c\u662f<code>'Linear'<\/code>\uff1b<\/li>\n<li><code>callback<\/code>\u4e3a\u56de\u8c03\u51fd\u6570\uff0c\u652f\u63012\u4e2a\u53c2\u6570\uff08value, isEnding\uff09\uff0c\u5176\u4e2d<code>value<\/code>\u8868\u793a\u5b9e\u65f6\u53d8\u5316\u7684\u8ba1\u7b97\u503c\uff0c<code>isEnding<\/code>\u662f\u5e03\u5c14\u503c\uff0c\u8868\u793a\u52a8\u753b\u662f\u5426\u5b8c\u5168\u505c\u6b62\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>\u6240\u4ee5\uff0c\u5982\u679c\u6211\u4eec\u4f7f\u7528<code>Math.animation()<\/code>\u65b9\u6cd5\u5b9e\u73b0\u4e0a\u9762\u7684\u7ebf\u6027\u8fd0\u52a8\u6548\u679c\u5219\u662f\uff1a<\/p>\n<pre>Math.animation(0, 100, 170, function (value) {\n    <span style=\"color:green;\">\/\/ value\u5c31\u662f\u5f53\u524d\u7684\u4f4d\u7f6e\u503c<\/span>\n});<\/pre>\n<p>\u662f\u4e0d\u662f\u66f4\u5bb9\u6613\u7406\u89e3\u548c\u8bb0\u5fc6\u4e86\uff01<\/p>\n<p><a href=\"http:\/\/www.zhangxinxu.com\/study\/201612\/how-to-use-tween-js.html\" target=\"_blank\">\u793a\u610fdemo<\/a>\u9875\u9762\u4e5f\u6709animation.js\u4f7f\u7528\u793a\u610f\uff0c\u5176\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n<div class=\"zxx_code\">\n<pre>Math.animation(0, 800 - 42, function (value) {\n    ball.style.transform = 'translateX(' + value + 'px)';\n}, 'Bounce.easeInOut', 600);    <\/pre>\n<\/div>\n<p><strong>\u8865\u5145\u4e8e2017-01-22<\/strong><br \/>\n\u57fa\u4e8eanimation.js\u5b9e\u73b0\u4e86\u4e00\u4e2a\u66f4\u590d\u6742\u7684\u52a8\u753b\u4ea4\u4e92\u6548\u679c\uff0c\u540d\u4e3a\u201c\u5c0f\u5154\u5b50\uff0c\u8df3\u706b\u7403\uff1b\u817f\u513f\u77ed\uff0c\u773c\u6cea\u6d41\u201d\uff0cgif\u622a\u5c4f\u52a8\u753b\u5982\u4e0b\uff1a<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/wx3.sinaimg.cn\/mw690\/4b4d632fgy1fbzg0ip46jg20dc076n5c.gif\" width=\"480\" height=\"258\" alt=\"\u5154\u5b50\u8df3\u706b\u7403gif\" class=\"alignnone\" \/><\/p>\n<p>\u4eb2\u81ea\u611f\u53d7\u60a8\u53ef\u4ee5\u72e0\u72e0\u5730\u70b9\u51fb\u8fd9\u91cc\uff1a<a href=\"http:\/\/www.zhangxinxu.com\/study\/201701\/rabbit.html\" target=\"_blank\">\u5154\u5b50\u8df3\u706b\u7403\u52a8\u753bdemo<\/a><\/p>\n<p>\u4ee3\u7801\u7ec6\u8282\u53c2\u89c1\u4e0ademo\u9875\u9762\u6e90\u4ee3\u7801\u3002<\/p>\n<h3>\u4e94\u3001\u7ed3\u675f\u8bed<\/h3>\n<p>Tween.js\u7684\u5f3a\u5927\u4e4b\u5904\u5728\u4e8e\uff0c\u5176\u672c\u8d28\u4e0a\u662f\u4e00\u4e2a\u7b97\u6cd5\uff0c\u4e5f\u5c31\u662f\u5728\u4efb\u4f55\u5730\u65b9\u5176\u5b9e\u90fd\u662f\u53ef\u4ee5\u4f7f\u7528\u7684\uff0c\u6bd4\u65b9\u8bf4canvas\u4e2d\u6216\u8005SVG\u52a8\u753b\u5b9e\u73b0\u7b49\u7b49\uff0c\u53ef\u4ee5\u5f88\u597d\u5f25\u8865CSS3 <code>animation<\/code>\u4e0d\u592a\u65b9\u4fbf\u4f7f\u7528\u7684\u573a\u666f\uff0c\u4ee5\u53ca\u4e00\u4e9b\u4e0e\u52a8\u6001\u4f4d\u7f6e\u6253\u4ea4\u9053\u7684\u4ea4\u4e92\u6548\u679c\uff0c\u4f4d\u7f6e\u662f\u4e0d\u786e\u5b9a\u7684\uff0c\u53ea\u80fd\u501f\u52a9JS\u5b9e\u73b0\uff0c\u6b64\u65f6\u914d\u5408\u52a8\u753b\u7b97\u6cd5\uff0c\u5404\u79cd\u6548\u679c\u5b9e\u73b0\u90fd\u4e0d\u5728\u8bdd\u4e0b\u3002<\/p>\n<p>\u6709\u4e86\u4e0a\u9762\u7684<code>Math.animation()<\/code>\u65b9\u6cd5\uff0c\u5b9e\u73b0\u4e0d\u8981\u592a\u7b80\u5355\uff0c\u4e14\u4e0d\u4f9d\u8d56\u4efb\u4f55jQuery, Zepto\u4e4b\u7c7b\u7684\u5de5\u5177\u7c7bJS\uff0c\u6211\u4eec\u6084\u6084\u5730\u5b9e\u73b0\uff0c\u8ba9\u8bbe\u8ba1\u5e08\u548c\u4ea7\u54c1\u7ecf\u7406\u60ca\u8bb6\u4e0b\uff0c\u559c\u51fa\u671b\u5916\u4e00\u4e0b\uff0c\u5c82\u4e0d\u7f8e\u54c9\uff01<\/p>\n<p>\u6bd4\u65b9\u8bf4\u8fd4\u56de\u9876\u90e8\u6548\u679c\uff0c\u867d\u7136\u8bf4\uff0c\u76f4\u63a5\u77ac\u95f4\u5230\u9876\u90e8\u4e5f\u80fd\u6ee1\u8db3\u529f\u80fd\uff0c\u4f46\u662f\u6548\u679c\u800c\u8a00\u592a\u5e72\u4e86\uff0c\u90fd\u5982\u679c\u6211\u4eec\u4e3b\u52a8\u52a0\u4e2a\u52a8\u753b\u6548\u679c\uff0c\u5c82\u4e0d\u662f\u53ef\u4ee5\u597d\u597d\u88c5\u903c\u4e00\u628a\uff0c\u4f8b\u5982\uff0c\u5728\u672c\u6587\u7684demo\u6f14\u793a\u9875\u9762\uff0c\u6eda\u52a8\u5230\u5408\u9002\u4f4d\u7f6e\uff0c\u7136\u540e\u6253\u5f00\u63a7\u5236\u53f0\u4e2d\u7c98\u8d34\u4e0b\u9762JS\u4ee3\u7801\u7136\u540e\u56de\u8f66\uff1a<\/p>\n<pre>Math.animation(document.documentElement.scrollTop, 0, function (value) {\n    document.documentElement.scrollTop = value;\n}, 'Quart.easeOut', 600);<\/pre>\n<p>\u5c31\u4f1a\u53d1\u73b0\u9875\u9762\u6eda\u52a8\u6761\u597d\u50cf\u81ea\u5e26\u4e86\u5239\u8f66\u5e73\u6ed1\u6eda\u52a8\u5230\u4e86\u9876\u90e8\u3002<\/p>\n<p>animation.js\u5199\u5f97\u76f8\u5f53\u5306\u5fd9\uff0c\u65f6\u95f4\u6709\u9650\uff0c\u4e5f\u5e76\u672a\u8be6\u5c3d\u6d4b\u8bd5\uff0c\u56e0\u6b64\u5982\u679c\u5728\u4f7f\u7528\u65f6\u5019\u53d1\u73b0\u95ee\u9898\uff0c\u6b22\u8fce\u53ca\u65f6\u53cd\u9988\uff0c\u4e5f\u66f4\u52a0\u6b22\u8fce\u5171\u540c\u5efa\u8bbe\uff0c\u9879\u76ee\u5730\u5740\u662f\uff1a<a href=\"https:\/\/github.com\/zhangxinxu\/Tween\" target=\"_blank\">https:\/\/github.com\/zhangxinxu\/Tween<\/a><\/p>\n<p>\u6bd4\u65b9\u8bf4\uff0c\u589e\u52a0loop\u5faa\u73af\u63a7\u5236\u4e4b\u7c7b\u7684~<\/p>\n<p>\u6069\uff0c\u5c31\u8fd9\u4e9b\uff0c\u8fd8\u670913\u5206\u949f2\u70b9\uff0c\u5199\u4e2a\u6458\u8981\u5dee\u4e0d\u591a\u8d76\u5728\u8ba1\u5212\u524d\u5b8c\u6210\uff0c\u901f\u5ea6\u8fd8\u7b97\u4e0d\u9519\u3002<\/p>\n<p>\u6700\u540e\uff0c\u611f\u8c22\u9605\u8bfb\uff01<\/p>\n<p><img decoding=\"async\" src=\"http:\/\/image.zhangxinxu.com\/image\/blog\/201611\/14.png\" align=\"absmiddle\"><\/p>\n<p>\u672c\u6587\u4e3a\u539f\u521b\u6587\u7ae0\uff0c\u4f1a\u7ecf\u5e38\u66f4\u65b0\u77e5\u8bc6\u70b9\u4ee5\u53ca\u4fee\u6b63\u4e00\u4e9b\u9519\u8bef\uff0c\u56e0\u6b64\u8f6c\u8f7d\u8bf7\u4fdd\u7559\u539f\u51fa\u5904\uff0c\u65b9\u4fbf\u6eaf\u6e90\uff0c\u907f\u514d\u9648\u65e7\u9519\u8bef\u77e5\u8bc6\u7684\u8bef\u5bfc\uff0c\u540c\u65f6\u6709\u66f4\u597d\u7684\u9605\u8bfb\u4f53\u9a8c\u3002<br \/>\n\u672c\u6587\u5730\u5740\uff1a<a href=\"http:\/\/www.zhangxinxu.com\/wordpress\/?p=5828\">http:\/\/www.zhangxinxu.com\/wordpress\/?p=5828<\/a><\/p>\n<p>\uff08\u672c\u7bc7\u5b8c\uff09<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tween.js\u662f\u4e00\u4e2a\u5305\u542b\u5404\u79cd\u7ecf\u5178\u52a8\u753b\u7b97\u6cd5\u7684JS\u8d44\u6e90\uff0c\u4e4b\u524d\u5728\u591a\u7bc7\u6587\u7ae0\u6709\u63d0\u5230\u8fc7\uff0cAS\u4e2d\u751a\u81f3\u6709\u4e13\u95e8\u7684Tween\u7c7b\uff0c\u4f46\u662f\u4e4b\u524d\u4ec5\u4ec5\u662f\u63d0\u4e00\u4e0b\uff0c\u5e76\u672a\u8be6\u7ec6\u4ecb\u7ecd\u5982\u4f55\u4f7f\u7528\uff0c\u8fd9\u91cc\uff0c\u5c31\u662f\u4e13\u95e8\u4ecb\u7ecdTween\u7c7b\u4e2d\u5404\u79cd\u7b97\u6cd5\u5982\u4f55\u4f7f\u7528\uff0c\u5982\u4f55\u5e94\u7528\u4e0e\u5b9e\u9645\uff0c\u4ee5\u53ca\u5206\u4eab\u4e0b\u57fa\u4e8eTween.js\u5199\u7684\u4e00\u4e2a\u66f4\u7b80\u5355\u6613\u61c2\u66f4\u5bb9\u6613\u8c03\u7528\u7684animation.js\uff0c\u5e0c\u671b\u672c\u6587\u7684\u5185\u5bb9\u80fd\u591f\u5bf9\u5927\u5bb6\u7684\u5b66\u4e60\u6709\u6240\u5e2e\u52a9\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[180],"tags":[531,867,100,505,204,124,129],"_links":{"self":[{"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/posts\/5828"}],"collection":[{"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/comments?post=5828"}],"version-history":[{"count":0,"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/posts\/5828\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/media?parent=5828"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/categories?post=5828"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.zhangxinxu.com\/wordpress\/wp-json\/wp\/v2\/tags?post=5828"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}