{"id":568,"date":"2017-03-23T12:01:12","date_gmt":"2017-03-23T03:01:12","guid":{"rendered":"http:\/\/www.takaya-com.jp\/archives\/?p=568"},"modified":"2017-03-23T13:01:55","modified_gmt":"2017-03-23T04:01:55","slug":"scroll_effect","status":"publish","type":"post","link":"https:\/\/takaya-com.jp\/archives\/2017\/03\/scroll_effect\/","title":{"rendered":"jQuery\u3068CSS\u3067\u30b9\u30af\u30ed\u30fc\u30eb\u30a8\u30d5\u30a7\u30af\u30c8\u3092\u4f5c\u3063\u3066\u307f\u307e\u3057\u305f"},"content":{"rendered":"

\u30b3\u30f3\u30c6\u30f3\u30c4\u304c\u53ef\u8996\u7bc4\u56f2\u306b\u5165\u308b\u3068\u3001\u3075\u308f\u3063\u3068\u6d6e\u304b\u3093\u3067\u304f\u308b\u30b9\u30af\u30ed\u30fc\u30eb\u30a8\u30d5\u30a7\u30af\u30c8\u3092\u4f5c\u3063\u3066\u307f\u307e\u3057\u305f\u3002<\/p>\n

<\/p>\n

\u2193\u4ee5\u4e0b\u304c\u5b9f\u969b\u306e\u30bd\u30fc\u30b9\u30b5\u30f3\u30d7\u30eb\u3067\u3059\u3002<\/p>\n

\u25bcJavaScript<\/p>\n

<script>\r\n$(function(){\r\n\t$(\".effect div,.effect img\").css(\"opacity\",\"0\");\r\n\t$(window).scroll(function (){\r\n\t\t$(\".effect\").each(function(){\r\n\t\tvar imgPos = $(this).offset().top;\r\n\t\tvar scroll = $(window).scrollTop();\r\n\t\tvar windowHeight = $(window).height();\r\n\t\tif (scroll > imgPos - windowHeight + windowHeight\/5){\r\n\t\t\t$(\"div,img\",this).css(\"opacity\",\"1\" );\r\n\t\t\t$(\"img\",this).css({ \r\n\t\t\t\t\"margin-top\": \"0px\"\r\n\t\t\t});\r\n\t\t}\r\n\t\telse {\r\n\t\t\t$(\"div,img\",this).css(\"opacity\",\"0\" );\r\n\t\t\t$(\"img\",this).css({ \r\n\t\t\t\t\"margin-top\": \"30px\"\r\n\t\t\t});\r\n\t\t}\r\n\t\t});\r\n\t});\r\n});\r\n<\/script><\/pre>\n
\u25bcCSS <\/p>\n
<style>\r\n\thtml, body {\r\n\t\theight: 100%;\r\n\t}\r\n\tbody {\r\n\t\tmargin: 0;\r\n\t\tcolor: #23001E;\r\n\t}\r\n\tsection {\r\n\t\twidth: 100%;\r\n\t\theight: 100%;\r\n\t\ttext-align: center;\r\n\t\tposition: relative;\r\n\t}\r\n\th2{\r\n\t\twidth: 200px;\r\n\t\tborder: 1px solid #23001E;\r\n\t\tpadding: 10px;\r\n\t}\r\n\tp {\r\n\t\twidth: 200px;\r\n\t\tpadding: 10px;\r\n\t}\r\n\t.fixed {\r\n\t\tposition: fixed;\r\n\t\ttop: 0;\r\n\t\tbottom: 0;\r\n\t\tleft: 0;\r\n\t\tright: 0;\r\n\t\tmargin: auto;\r\n\t\twidth: 200px;\r\n\t\theight: 200px;\r\n\t}\r\n\t.absolute {\r\n\t\tposition: absolute;\r\n\t\ttop: 0;\r\n\t\tbottom: 0;\r\n\t\tleft: 0;\r\n\t\tright: 0;\r\n\t\tmargin: auto;\r\n\t\twidth: 200px;\r\n\t\theight: 100px;\r\n\t}\r\n\timg {\r\n\t\tmargin-left: -50px;\r\n\t\tmargin-top: 30px;\r\n\t}\r\n\t#section1 {\r\n\t\tbackground-color: #BCB382;\r\n\t}\r\n\t#section2 {\r\n\t\tbackground-color: #A4A9AD;\r\n\t}\r\n\t#section3 {\r\n\t\tbackground-color: #F6E27F;\r\n\t}\r\n\t#section3 .absolute {\r\n\t\theight: 400px;\r\n\t}\r\n\t.effect div {\r\n\t\tmargin: auto;\r\n\t\ttransition: 1s;\r\n\t}\r\n\t.effect img {\r\n\t\ttransition: 1s;\r\n\t\ttransition-delay: 1s;\r\n\t}\r\n<\/style><\/pre>\n
\u25bcHTML<\/p>\n
<section id=\"section1\">\r\n\t<div class=\"fixed\">\r\n\t\t<h2>Section1<\/h2>\r\n\t\t\t<p>\u30b9\u30af\u30ed\u30fc\u30eb\u3059\u308b\u3068\u30c6\u30ad\u30b9\u30c8\u304c\u3075\u308f\u3063\u3068\u73fe\u308c\u307e\u3059\u3002<\/p>\r\n\t<\/div>\r\n<\/section>\r\n<section id=\"section2\">\r\n\t<div class=\"absolute effect\">\r\n\t\t<div>\r\n\t\t\t<h2>Section2<\/h2>\r\n\t\t<\/div>\r\n\t<\/div>\r\n<\/section>\r\n<section id=\"section3\">\r\n\t<div class=\"absolute effect\">\r\n\t\t<div>\r\n\t\t\t<h2>Section3<\/h2>\r\n\t\t\t<p>\u5c11\u3057\u4e0b\u304b\u3089\u753b\u50cf\u304c\u3075\u308f\u3063\u3068\u73fe\u308c\u307e\u3059\u3002<\/p>\r\n\t\t<\/div>\r\n\t\t\t<img src=\"cat.jpg\" alt=\"\u306d\u3053\">\r\n\t<\/div>\r\n<\/section><\/pre>\n
\u4eca\u56de\u3001\u53c2\u8003\u306b\u3055\u305b\u3066\u3044\u305f\u3060\u3044\u305f\u306e\u306f\u3001
\n\u300ejQuery\u3068CSS\u306etransition\u3067\u53ef\u8996\u7bc4\u56f2\u306b\u5165\u3063\u3066\u304b\u3089\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u3055\u305b\u308b\u65b9\u6cd5\uff5cWebpark<\/a>\u300f\u3055\u3093\u3067\u3059\u3002
\n\u3042\u308a\u304c\u3068\u3046\u3054\u3056\u3044\u307e\u3059\u3002<\/p>\n
\u30c7\u30e2\u30da\u30fc\u30b8\u306f\u3001\u3053\u3061\u3089<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"
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