{"id":2015,"date":"2021-09-02T12:15:24","date_gmt":"2021-09-02T03:15:24","guid":{"rendered":"https:\/\/suzutukiblog.com\/?p=2015"},"modified":"2023-01-04T22:02:55","modified_gmt":"2023-01-04T13:02:55","slug":"javascript6","status":"publish","type":"post","link":"https:\/\/suzutukiblog.com\/index.php\/2021\/09\/02\/javascript6\/","title":{"rendered":"JavaScript6(\u753b\u9762\u306e\u30b9\u30af\u30ed\u30fc\u30eb\u3092\u691c\u77e5\u3057\u3066\u767a\u706b)"},"content":{"rendered":"

5.5\u304b\u3089\u7d9a\u304f<\/a><\/p>\n

1:\u753b\u9762\u306e\u30b9\u30af\u30ed\u30fc\u30eb\u3092\u691c\u77e5\u3057\u3066\u30c6\u30ad\u30b9\u30c8\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u3092\u3059\u308b<\/h3>\n

mixin\u306f\u3044\u3064\u3082\u3069\u304a\u308a\u306a\u306e\u3067\u7701\u7565<\/h3>\n

HTML\u306e\u8a18\u8ff0<\/h3>\n
\n
<!DOCTYPE html>\r\n<html lang=\"en\">\r\n<head>\r\n  <meta charset=\"UTF-8\" \/>\r\n  <meta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\" \/>\r\n  <meta http-equiv=\"X-UA-Compatible\" content=\"ie=edge\" \/>\r\n<link rel=\"stylesheet\" href=\"https:\/\/use.fontawesome.com\/releases\/v5.0.13\/css\/all.css\"\r\nintegrity=\"sha384-DNOHZ68U8hZfKXOrtjWvjxusGo9WQnrNx2sqG0tfsghAvtVlRW3tvkXWZh58N9jp\"\r\ncrossorigin=\"anonymous\"\/>\r\n<link href=\"https:\/\/fonts.googleapis.com\/css2?family=Teko:wght@500&display=swap\"\r\nrel=\"stylesheet\"\/>\r\n<link rel=\"stylesheet\" href=\"style.css\" \/>\r\n  <title>Document<\/title>\r\n<\/head>\r\n<body>\r\n  <section>\r\n    <div class=\"animate-title\">Start Animation<\/div>\r\n  <\/section>\r\n  <section>\r\n    <div class=\"animate-title\">Use what you have.<\/div>\r\n  <\/section>\r\n  <section>\r\n    <div class=\"animate-title\">Do what you can.<\/div>\r\n  <\/section>\r\n<!-- main.js\u3088\u308a\u3082\u5148\u306b\u8aad\u307f\u8fbc\u307e\u305b\u308b -->\r\n  <script src=\"text-animation.js\"><\/script>\r\n  <script src=\"main.js\"><\/script>\r\n<\/body>\r\n<\/html><\/code><\/pre>\n<\/div>\n
SCSS\u306e\u8a18\u8ff0<\/h3>\n
\n
@import \"mixin\";\r\nhtml {\r\n  font-family: \"Teko\", sans-serif;\r\n}\r\nbody {\r\n  margin: 0;\r\n}\r\nsection {\r\n  position: relative;\r\n  height: 100vh;\r\n  background-color: teal;\r\n\r\n  &:nth-child(2) {\r\n    background-color: mediumvioletred;\r\n}\r\n  &:nth-child(3) {\r\n    background-color: orange;\r\n }\r\n}\r\n.animate-title,\r\n.tween-animate-title {\r\n  position: absolute;\r\n\/\/ \u6587\u5b57\u304c\u753b\u9762\u4e2d\u592e\u306b\u6765\u308b\u3088\u3046\u306b\u3059\u308b\r\n  top: 50%;\r\n  left: 50%;\r\n  transform: translate(-50%, -50%);\r\n  color: white;\r\n  opacity: 0;\r\n  font-size: 2em;\r\n\r\n  &.inview {\r\n    opacity: 1;\r\n  & .char {\r\n    display: inline-block;\r\n }\r\n}\r\n  & .char {\r\n    opacity: 0;\r\n }\r\n}\r\n\r\n.animate-title.inview .char {\r\n@include animation(\r\n$name: kf-animate-chars,\r\n$duration: 0.5s,\r\n$timing-function: cubic-bezier(0.39, 1.57, 0.58, 1),\r\n$fill-mode: both\r\n);\r\n\r\n@for $i from 1 through 30 {\r\n  &:nth-child(#{$i}) {\r\n    animation-delay: $i * 0.04s;\r\n  }\r\n }\r\n}\r\n\r\n@keyframes kf-animate-chars {\r\n0% {\r\n  opacity: 0;\r\n  transform: translateY(-50%);\r\n}\r\n\r\n100% {\r\n  opacity: 1;\r\n  transform: translateY(0);\r\n }\r\n}<\/code><\/pre>\n<\/div>\n
main.js\u306e\u8a18\u8ff0<\/h3>\n
<\/p>\n
\n
document.addEventListener('DOMContentLoaded', function () {\r\n\/\/ .animate-title\u306e\u8981\u7d20\u3092\u53d6\u5f97(\u8907\u6570\u53d6\u5f97\u3057\u305f\u3044\u306e\u3067All)\r\n  const els = document.querySelectorAll('.animate-title');\r\n  const cb = function (entries, observer) {\r\n  entries.forEach(entry => {\r\n  if (entry.isIntersecting) {\r\n\/\/ entry.target\u306b\u3057\u306a\u3044\u3068\u30a8\u30e9\u30fc\r\n  const ta = new TextAnimation(entry.target);\r\n  ta.animate();\r\n\/\/\u4e00\u5ea6\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u304c\u5b9f\u884c\u3055\u308c\u305f\u3089\u76e3\u8996\u3092\u3084\u3081\u308b\r\n  observer.unobserve(entry.target);\r\n  } else { \r\n  }\r\n });\r\n};\r\n\/\/ \u3088\u304f\u4f7f\u3046\u30aa\u30d7\u30b7\u30e7\u30f3\r\n  const options = {\r\n\/\/ \u4ea4\u5dee\u5bfe\u8c61\u306e\u89aa\u8981\u7d20\r\n  root: null,\r\n\/\/\u5de6\u53f3\u3067\u8a2d\u5b9a\u3059\u308b\u3068\u4ea4\u5dee\u3057\u306a\u3044\u5834\u5408\u304c\u3042\u308b\u306e\u3067\u6ce8\u610f\uff01\r\n  rootMargin: \"0px\",\r\n\/\/\u8a2d\u5b9a\u3059\u308b\u3068\u5224\u5b9a\u304c\u53b3\u3057\u304f\u306a\u308b(\u4e0a\u7aef\u3084\u4e0b\u7aef\u304c\u4ea4\u5dee\u3059\u308b\u307e\u3067\u5224\u5b9a\u3057\u306a\u3044)\r\n  threshold: 0\r\n};\r\n\/\/ \u30b3\u30fc\u30eb\u30d0\u30c3\u30af\u95a2\u6570\u3092\u7528\u3044\u3066\u521d\u671f\u5316\r\n  const io = new IntersectionObserver(cb, options);\r\n  console.log(io);\r\n\/\/ \u8981\u7d20\u304c\u8907\u6570\u3042\u308b\u305f\u3081\u30eb\u30fc\u30d7\u3067\u56de\u3057\u3066\u76e3\u8996\r\n  els.forEach(el => io.observe(el));\r\n  console.log(els);\r\n});<\/code><\/pre>\n<\/div>\n
text-animation.js\u306e\u8a18\u8ff0<\/h3>\n
\n
\/\/\u307e\u305a\u521d\u3081\u306b<span class>\u6587\u5b57<\/span>\u3068\u3057\u305f\u3044\u3001\u7a7a\u767d\u3082\u8868\u73fe\u3057\u305f\u3044\r\nclass TextAnimation {\r\n  constructor(el) {\r\n    this.DOM = {};\r\n\/\/ el\u304cDOM\u306e\u3068\u304dthis.Dom.el\u306b\u683c\u7d0d\u3001false\u306e\u3068\u304ddocument.querySelector(el);\u3067DOM\u3092\u53d6\u5f97\u3059\u308b\r\n    this.DOM.el = el instanceof HTMLElement ? el : document.querySelector(el);\r\n    console.log(this.DOM.el)\r\n\/\/ \u4e0a\u306e3\u9805\u6f14\u7b97\u5b50\u306e\u5143\u306e\u8a18\u6cd5\r\n\/\/ if(el instanceof HTMLElement) {\r\n\/\/ this.DOM.el = el;\r\n\/\/ } else {\r\n\/\/ this.DOM.el = document.querySelector(el);\r\n\/\/ }\r\n    this.chars = this.DOM.el.innerHTML.trim().split(\"\");\r\n    console.log(this.chars)\r\n    this.DOM.el.innerHTML = this._splitText();\r\n    console.log(this.DOM.el.innerHTML)\r\n}\r\n  _splitText() {\r\n     return this.chars.reduce((acc, curr) => {\r\n       curr = curr.replace(\/\\s+\/, ' ');\r\n       return `${acc}<span class=\"char\">${curr}<\/span>`;\r\n }, \"\");\r\n}\r\n  animate() {\r\n    this.DOM.el.classList.toggle('inview');\r\n }\r\n}\r\n\/\/ \u7d99\u627f\u3059\u308b\u306b\u306f(\u518d\u5229\u7528\u3059\u308b\u306b\u306f\uff1f)\r\nclass TweenTextAnimation extends TextAnimation {\r\n  constructor(el) {\r\n    super(el);\r\n    this.DOM.chars = this.DOM.el.querySelectorAll('.char');\r\n}\r\n\/\/ \u8a18\u8f09\u3092\u66f8\u304d\u63db\u3048\u305f\u3044(\u30aa\u30fc\u30d0\u30fc\u30e9\u30a4\u30c9)\u5834\u5408\r\n  animate() {\r\n\/\/ inview\u3092\u3064\u3051\u308b\r\n  this.DOM.el.classList.add('inview');\r\n\/\/ TweenMax\u306e\u66f8\u304d\u65b9(to\u30e1\u30bd\u30c3\u30c9)\u5bfe\u8c61\u3068\u306a\u308bDOM\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u306e\u9593\u9694\r\n  this.DOM.chars.forEach((c, i) => {\r\n\/\/ \u30aa\u30d7\u30b7\u30e7\u30f3ease\u30d5\u30a1\u30f3\u30af\u30b7\u30e7\u30f3,delay\u306e\u9593\u9694,\u30aa\u30d7\u30b7\u30e7\u30f3\r\n    TweenMax.to(c, .6, {\r\n    ease: Back.easeOut,\r\n    delay: i * .05,\r\n\/\/ \u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u306e\u59cb\u307e\u308b\u72b6\u614b\r\n    startAt: { y: '-50%', opacity: 0},\r\n\/\/ \u7d42\u4e86\u6642\u306e\u72b6\u614b\r\n    y: '0%',\r\n    opacity: 1\r\n  });\r\n });\r\n}\r\n}<\/code><\/pre>\n<\/div>\n
    \n
  1. \n
    console.log(io);\u306e\u4e2d\u8eab\u3067IntersectionObserver\u304c\u547c\u3070\u308c\u3066\u3044\u308b\u3002<\/div>\n<\/li>\n
  2. \n
    \n
    console.log(els);\u306e\u4e2d\u8eab\u3067DOM\u8981\u7d20animate-title\u304c\u30eb\u30fc\u30d7\u51e6\u7406\u3055\u308c\u305f\u306e\u30673\u3064\u5168\u3066\u683c\u7d0d\u3055\u308c\u3066\u3044\u308b<\/div>\n<\/div>\n<\/li>\n
  3. console.log(this.DOM.el)\u306e\u4e2d\u8eab\u3067\u30013\u9805\u6f14\u7b97\u5b50\u3067el\u304cDOM\u306e\u3068\u304d\u306b\u306fthis.Dom.el\u306b\u683c\u7d0d\u3057\u3066\u305d\u3046\u3067\u306a\u3044\u3068\u304d\u306f\u3001querySelector(el);\u3067DOM\u3092\u53d6\u5f97\u3057\u3066\u683c\u7d0d\u3057\u3066\u3044\u308b\u3002<\/li>\n
  4. \n
    \n
    console.log(this.chars)\u306e\u4e2d\u8eab\u3067\u914d\u5217\u306e\u4e2d\u306b\u52a0\u5de5\u524d\u306e\u3082\u306e\u304c\u5165\u3063\u3066\u3044\u308b\u3002<\/div>\n<\/div>\n<\/li>\n
  5. \n
    \n
    console.log(this.DOM.el.innerHTML)\u306e\u4e2d\u8eab\u3067\u52a0\u5de5\u3057\u305f\u3042\u3068\u306e\u6587\u5b57\u5217\u304c\u51fa\u529b\u3055\u308c\u3066\u3044\u308b\u3002<\/div>\n<\/div>\n<\/li>\n
  6. \u4ee5\u4e0b2\u756a\u3081\u306e\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u3067\u30013\u306e\u90e8\u5206\u306e\u51e6\u7406\u304c\u884c\u308f\u308c\u3066\u3044\u308b\u3002<\/li>\n
  7. 1\u756a\u76ee\u3068\u540c\u3058\u306a\u306e\u3067\u7565<\/li>\n<\/ol>\n
    6.1\u306b\u7d9a\u304d\u307e\u3059<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"
    5.5\u304b\u3089\u7d9a\u304f 1:\u753b\u9762\u306e\u30b9\u30af\u30ed\u30fc\u30eb\u3092\u691c\u77e5\u3057\u3066\u30c6\u30ad\u30b9\u30c8\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u3092\u3059\u308b mixin\u306f\u3044\u3064\u3082\u3069\u304a\u308a\u306a\u306e\u3067\u7701\u7565 HTML\u306e\u8a18\u8ff0 <!DOCTYPE html> <html lang=”en”> & […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[17,27],"tags":[],"class_list":["post-2015","post","type-post","status-publish","format-standard","hentry","category-javascript","category-programming-note"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/suzutukiblog.com\/index.php\/wp-json\/wp\/v2\/posts\/2015","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/suzutukiblog.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/suzutukiblog.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/suzutukiblog.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/suzutukiblog.com\/index.php\/wp-json\/wp\/v2\/comments?post=2015"}],"version-history":[{"count":21,"href":"https:\/\/suzutukiblog.com\/index.php\/wp-json\/wp\/v2\/posts\/2015\/revisions"}],"predecessor-version":[{"id":7225,"href":"https:\/\/suzutukiblog.com\/index.php\/wp-json\/wp\/v2\/posts\/2015\/revisions\/7225"}],"wp:attachment":[{"href":"https:\/\/suzutukiblog.com\/index.php\/wp-json\/wp\/v2\/media?parent=2015"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/suzutukiblog.com\/index.php\/wp-json\/wp\/v2\/categories?post=2015"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/suzutukiblog.com\/index.php\/wp-json\/wp\/v2\/tags?post=2015"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}