{"id":2483,"date":"2024-11-10T10:51:31","date_gmt":"2024-11-10T02:51:31","guid":{"rendered":"https:\/\/fwq.ai\/blog\/2483\/"},"modified":"2024-11-10T10:51:31","modified_gmt":"2024-11-10T02:51:31","slug":"%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8-javascript-%e6%8e%a7%e5%88%b6%e9%a1%b5%e9%9d%a2%e6%bb%9a%e5%8a%a8%e9%80%9f%e5%ba%a6%e5%92%8c%e8%b7%9d%e7%a6%bb%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/2483\/","title":{"rendered":"\u5982\u4f55\u4f7f\u7528 JavaScript \u63a7\u5236\u9875\u9762\u6eda\u52a8\u901f\u5ea6\u548c\u8ddd\u79bb\uff1f"},"content":{"rendered":"

\"\u5982\u4f55\u4f7f\u7528<\/p>\n

\u5982\u4f55\u4f7f\u7528 javascript \u4fee\u6539\u9875\u9762\u7684\u6eda\u52a8\u901f\u5ea6\u548c\u8ddd\u79bb\uff1f<\/strong><\/p>\n

\u5728\u9875\u9762\u4e2d\uff0c\u4f7f\u7528\u9f20\u6807\u6ed1\u8f6e\u6eda\u52a8\u65f6\uff0c\u5982\u4f55\u4fee\u6539\u9875\u9762\u7684\u6eda\u52a8\u901f\u5ea6\u548c\u8ddd\u79bb\uff1f\u4f8b\u5982\uff0c\u5c06\u9ed8\u8ba4\u6eda\u52a8\u8ddd\u79bb\uff08200px\uff09\u4fee\u6539\u4e3a\u60a8\u5e0c\u671b\u7684\u6eda\u52a8\u8ddd\u79bb\uff08400px\uff09\u3002<\/p>\n

\u4ee5\u4e0b\u662f\u5982\u4f55\u4f7f\u7528\u539f\u751f JavaScript \u5b9e\u73b0\u6b64\u529f\u80fd\u7684\u6b65\u9aa4\uff1a<\/p>\n

    \n
  1. \u83b7\u53d6\u8d77\u59cb\u4f4d\u7f6e\u548c\u7ec8\u70b9\u4f4d\u7f6e\uff1a<\/strong>\u4f7f\u7528 scrollTop \u5c5e\u6027\u83b7\u53d6\u9875\u9762\u5f53\u524d\u4f4d\u7f6e\u548c\u60a8\u8981\u6eda\u52a8\u7684\u76ee\u6807\u4f4d\u7f6e\u3002<\/li>\n
  2. \u8ba1\u7b97\u6eda\u52a8\u8ddd\u79bb\uff1a<\/strong>\u8ba1\u7b97\u6eda\u52a8\u8ddd\u79bb\uff0c\u65b9\u6cd5\u662f\u5c06\u7ec8\u70b9\u4f4d\u7f6e\u51cf\u53bb\u8d77\u59cb\u4f4d\u7f6e\u3002<\/li>\n
  3. \u8bbe\u7f6e\u6eda\u52a8\u901f\u5ea6\uff1a<\/strong>\u4f7f\u7528 requestAnimationFrame \u65b9\u6cd5\u548c\u65f6\u95f4\u5dee\u8ba1\u7b97\u51fa\u6bcf\u4e00\u5e27\u6eda\u52a8\u7684\u8ddd\u79bb\uff0c\u4ee5\u5b9e\u73b0\u5e73\u6ed1\u7684\u6eda\u52a8\u6548\u679c\u3002<\/li>\n<\/ol>\n

    \u4e0b\u9762\u662f\u4e00\u4e2a\u6837\u4f8b\u4ee3\u7801\uff0c\u5c55\u793a\u4e86\u5982\u4f55\u5c06\u6bcf\u6b21\u6eda\u52a8\u7684\u8ddd\u79bb\u4ece 200px \u4fee\u6539\u4e3a 400px\uff1a<\/p>\n

    function smoothScroll(targetPosition) {\n  const startPosition = window.pageYOffset;\n  const distance = targetPosition - startPosition;\n  const duration = 1000; \/\/ \u6eda\u52a8\u65f6\u95f4\n  let start = null;\n\n  function step(timestamp) {\n    if (!start) start = timestamp;\n    const progress = timestamp - start;\n    const scrollY = progress \/ duration * distance + startPosition;\n    window.scrollTo(0, scrollY);\n    if (progress < duration) {\n      window.requestAnimationFrame(step);\n    }\n  }\n\n  window.requestAnimationFrame(step);\n}\n\n\/\/ \u5728\u6eda\u52a8\u4e8b\u4ef6\u4e2d\u8c03\u7528 smoothScroll \u51fd\u6570\uff0c\u4f20\u5165\u76ee\u6807\u4f4d\u7f6e\nwindow.addEventListener('wheel', (e) => {\n  e.preventDefault();\n  let targetPosition = window.pageYOffset + e.deltaY * 400;\n  smoothScroll(targetPosition);\n});<\/pre>\n
     \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
    \u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u4fee\u6539\u539f\u751f\u7684\u6eda\u52a8\u8ddd\u79bb\u53ef\u80fd\u4f1a\u5f71\u54cd\u7528\u6237\u4f53\u9a8c\uff0c\u56e0\u6b64\u5efa\u8bae\u8c28\u614e\u4f7f\u7528\u6b64\u529f\u80fd\u3002<\/p>\n
    \u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n
    \u4ee5\u4e0a\u5c31\u662f\u5982\u4f55\u4f7f\u7528 JavaScript \u63a7\u5236\u9875\u9762\u6eda\u52a8\u901f\u5ea6\u548c\u8ddd\u79bb\uff1f\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
    \u5982\u4f55\u4f7f\u7528 javascript \u4fee\u6539\u9875\u9762\u7684\u6eda\u52a8\u901f\u5ea6\u548c\u8ddd\u79bb\uff1f \u5728\u9875\u9762\u4e2d\uff0c\u4f7f\u7528\u9f20\u6807\u6ed1\u8f6e\u6eda\u52a8\u65f6\uff0c\u5982\u4f55\u4fee\u6539\u9875\u9762\u7684\u6eda\u52a8\u901f\u5ea6\u548c\u8ddd\u79bb\uff1f\u4f8b\u5982\uff0c\u5c06\u9ed8\u8ba4\u6eda\u52a8\u8ddd\u79bb\uff08200px\uff09\u4fee\u6539\u4e3a\u60a8\u5e0c\u671b\u7684\u6eda\u52a8\u8ddd\u79bb\uff08400px\uff09\u3002 \u4ee5\u4e0b\u662f\u5982\u4f55\u4f7f\u7528\u539f\u751f JavaScript \u5b9e\u73b0\u6b64\u529f\u80fd\u7684\u6b65\u9aa4\uff1a \u83b7\u53d6\u8d77\u59cb\u4f4d\u7f6e\u548c\u7ec8\u70b9\u4f4d\u7f6e\uff1a\u4f7f\u7528 scrollTop \u5c5e\u6027\u83b7\u53d6\u9875\u9762\u5f53\u524d\u4f4d\u7f6e\u548c\u60a8\u8981\u6eda\u52a8\u7684\u76ee\u6807\u4f4d\u7f6e\u3002 \u8ba1\u7b97\u6eda\u52a8\u8ddd\u79bb\uff1a\u8ba1\u7b97\u6eda\u52a8\u8ddd\u79bb\uff0c\u65b9\u6cd5\u662f\u5c06\u7ec8\u70b9\u4f4d\u7f6e\u51cf\u53bb\u8d77\u59cb\u4f4d\u7f6e\u3002 \u8bbe\u7f6e\u6eda\u52a8\u901f\u5ea6\uff1a\u4f7f\u7528 requestAnimationFrame \u65b9\u6cd5\u548c\u65f6\u95f4\u5dee\u8ba1\u7b97\u51fa\u6bcf\u4e00\u5e27\u6eda\u52a8\u7684\u8ddd\u79bb\uff0c\u4ee5\u5b9e\u73b0\u5e73\u6ed1\u7684\u6eda\u52a8\u6548\u679c\u3002 \u4e0b\u9762\u662f\u4e00\u4e2a\u6837\u4f8b\u4ee3\u7801\uff0c\u5c55\u793a\u4e86\u5982\u4f55\u5c06\u6bcf\u6b21\u6eda\u52a8\u7684\u8ddd\u79bb\u4ece 200px \u4fee\u6539\u4e3a 400px\uff1a function smoothScroll(targetPosition) { const startPosition = window.pageYOffset; const distance = targetPosition – startPosition; const duration = 1000; \/\/ \u6eda\u52a8\u65f6\u95f4 let start = null; function step(timestamp) { if (!start) start = timestamp; const progress = timestamp – start; […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"class_list":["post-2483","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/2483","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=2483"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/2483\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=2483"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=2483"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=2483"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}