{"id":4641,"date":"2010-12-16T14:55:04","date_gmt":"2010-12-16T05:55:04","guid":{"rendered":"http:\/\/ke-tai.org\/blog\/?p=4641"},"modified":"2010-12-16T14:55:04","modified_gmt":"2010-12-16T05:55:04","slug":"ios42gravity","status":"publish","type":"post","link":"https:\/\/ke-tai.org\/blog\/2010\/12\/16\/ios42gravity\/","title":{"rendered":"iOS4.2\u304b\u3089\u5b9f\u88c5\u3055\u308c\u305f\u3068\u3044\u3046JavaScript\u306e\u52a0\u901f\u5ea6\u30bb\u30f3\u30b5\u30fcAPI\u3092\u8a66\u3057\u3066\u307f\u307e\u3057\u305f"},"content":{"rendered":"<p>\u5148\u65e5\u30ea\u30ea\u30fc\u30b9\u3055\u308c\u305fiOS4.2\u304b\u3089\u5b9f\u88c5\u3055\u308c\u305f\u3068\u3044\u3046\u3001Safari\u4e0a\u3067\u52d5\u4f5c\u3059\u308bJavaScript\u306e\u52a0\u901f\u5ea6\u30bb\u30f3\u30b5\u30fcAPI\u3092\u8a66\u3057\u3066\u307f\u307e\u3057\u305f\u3002<\/p>\n<p>\u4f7f\u3044\u65b9\u306f\u3054\u304f\u7c21\u5358\u3067\u3001\u6b21\u306e\u3088\u3046\u306b\u3057\u3066\u52a0\u901f\u5ea6\u304c\u53d6\u5f97\u3067\u304d\u307e\u3059\u3002<\/p>\n<pre class=\"super-pre-small\"><code>event.accelerationIncludingGravity.x;\r\n<\/code><\/pre>\n<p class=\"spacer\">&nbsp;<\/p>\n<p>iPhone\u3092\u50be\u3051\u308b\u3068\u8d64\u3044\u70b9\u304c\u30b3\u30ed\u30b3\u30ed\u3068\u79fb\u52d5\u3059\u308b\u3068\u3044\u3046\u30b5\u30f3\u30d7\u30eb\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u4f5c\u3063\u3066\u307f\u307e\u3057\u305f\u3002<\/p>\n<pre class=\"super-pre-small\"><code>&lt;!DOCTYPE HTML PUBLIC \"-\/\/W3C\/\/DTD HTML 4.01 Transitional\/\/EN\"&gt;\r\n&lt;html&gt;\r\n&lt;head&gt;\r\n&lt;meta http-equiv=\"Content-Type\" content=\"text\/html; charset=UTF-8\" \/&gt;\r\n&lt;meta name=\"viewport\" content=\"width=480, user-scalable=no, maximum-scale=0.6667\" \/&gt;\r\n&lt;\/head&gt;\r\n\r\n&lt;body&gt;\r\n\r\nX:&lt;span id=\"g_x\"&gt;&lt;\/span&gt;&lt;br \/&gt;\r\nY:&lt;span id=\"g_y\"&gt;&lt;\/span&gt;&lt;br \/&gt;\r\nZ:&lt;span id=\"g_z\"&gt;&lt;\/span&gt;&lt;br \/&gt;\r\n&lt;br \/&gt;\r\n&lt;div id=\"target\" style=\"background-color:red; width:10px; height:10px; position:absolute; top:240px; left:240px;\"&gt;&nbsp;&lt;\/div&gt;\r\n\r\n\r\n&lt;script type=\"text\/javascript\" charset=\"utf-8\"&gt;\r\n\r\n\/\/ \u52a0\u901f\u5ea6\u3092\u683c\u7d0d\u3059\u308b\u305f\u3081\u306e\u5909\u6570\r\nvar x = y = z = 0;\r\n\r\n\/\/ \u52d5\u304b\u3059\u5bfe\u8c61\u306e\u5ea7\u6a19\u3092\u683c\u7d0d\u3059\u308b\u305f\u3081\u306e\u5909\u6570\r\nvar target_top = target_left = 0;\r\n\r\n\/\/ \u30a4\u30d9\u30f3\u30c8\u30ea\u30b9\u30ca\u30fc\u767b\u9332\r\nwindow.addEventListener('devicemotion', function(event) {\r\n\tvar gv = event.accelerationIncludingGravity;\r\n\tx = gv.x;\r\n\ty = gv.y;\r\n\tz = gv.z;\r\n\trefresh();\r\n});\r\n\r\n\/\/ \u753b\u9762\u3092\u518d\u63cf\u753b\u3059\u308b\r\nfunction refresh() {\r\n\t\/\/ \u30c7\u30d0\u30c3\u30b0\u7528\u8868\u793a\r\n\tdocument.getElementById('g_x').innerHTML = x;\r\n\tdocument.getElementById('g_y').innerHTML = y;\r\n\tdocument.getElementById('g_z').innerHTML = z;\r\n\t\r\n\t\/\/ \u5bfe\u8c61\u3092\u52d5\u304b\u3059\r\n\tvar el = document.getElementById('target');\r\n\tel.style.top = (parseInt(el.style.top.replace('px', '')) - y) + 'px';\r\n\tel.style.left = (parseInt(el.style.left.replace('px', '')) + x) + 'px';\r\n}\r\n\r\n&lt;\/script&gt;\r\n\r\n&lt;\/body&gt;\r\n&lt;\/html&gt;\r\n<\/code><\/pre>\n<p class=\"spacer\">&nbsp;<\/p>\n<p>\u52d5\u4f5c\u78ba\u8a8d\u306fiPhone4\u3067\u884c\u3063\u3066\u3044\u307e\u3059\u3002<br \/>\n\u5b9f\u6a5f\u3092\u304a\u6301\u3061\u306e\u65b9\u306f\u3053\u3061\u3089\u306b\u30a2\u30af\u30bb\u30b9\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<p>\u2192\u3000<a href=\"http:\/\/ke-tai.org\/test\/gravity\/demo.html\" target=\"_blank\">iOS4.2\u5411\u3051\u3000\u52a0\u901f\u5ea6\u30bb\u30f3\u30b5\u30fcAPI\u30c7\u30e2<\/a> <small>[ke-tai.org]<\/small><\/p>\n<p><img decoding=\"async\" loading=\"lazy\" src=\"http:\/\/ke-tai.org\/blog\/wp-content\/uploads\/2010\/12\/iphone_gravity.png\" alt=\"iphone_gravity\" title=\"iphone_gravity\" width=\"320\" height=\"480\" class=\"alignnone size-full wp-image-4800\" srcset=\"https:\/\/ke-tai.org\/blog\/wp-content\/uploads\/2010\/12\/iphone_gravity.png 320w, https:\/\/ke-tai.org\/blog\/wp-content\/uploads\/2010\/12\/iphone_gravity-200x300.png 200w\" sizes=\"(max-width: 320px) 100vw, 320px\" \/><\/p>\n<p class=\"spacer\">&nbsp;<\/p>\n<p>\u52d5\u3044\u305f\u306e\u306f\u826f\u3044\u306e\u3067\u3059\u304c\u3001\u307e\u3042\u554f\u984c\u306f\u4f7f\u3044\u3069\u3053\u308d\u3067\u3059\u306d\u3002<br \/>\n\u30d6\u30e9\u30a6\u30b6\u4e0a\u3067\u306e\u4f7f\u3044\u9053\u3092\u8003\u3048\u308b\u306e\u306f\u3001\u306a\u304b\u306a\u304b\u96e3\u3057\u3044\u3067\u3059\u3002<\/p>\n<p>\u3068\u308a\u3042\u3048\u305a\u3001\u90e8\u5c4b\u306e\u5e8a\u304c\u5fae\u5999\u306b\u50be\u3044\u3066\u3044\u308b\u3068\u3044\u3046\u3053\u3068\u306f\u308f\u304b\u308a\u307e\u3057\u305f\uff08\u7b11\uff09<\/p>\n<p class=\"spacer\">&nbsp;<\/p>\n<p><strong><em>\u95a2\u9023\uff1a<\/em><\/strong><\/p>\n<ul>\n<li><em><a href=\"http:\/\/ke-tai.org\/blog\/2008\/07\/28\/iphonemulti\/\">90\u79d2\u3067\u7406\u89e3\u3059\u308biPhone JavaScript\uff08\u30de\u30eb\u30c1\u30bf\u30c3\u30c1\u7de8\uff09<\/a><\/em> <img decoding=\"async\" style=\"border:0px\" src=\"http:\/\/b.hatena.ne.jp\/entry\/image\/small\/http:\/\/ke-tai.org\/blog\/2008\/07\/28\/iphonemulti\/\" alt=\"\" \/><\/li>\n<li><em><a href=\"http:\/\/ke-tai.org\/blog\/2008\/07\/30\/iphonegesture\/\">90\u79d2\u3067\u7406\u89e3\u3059\u308biPhone JavaScript\uff08\u30b8\u30a7\u30b9\u30c1\u30e3\u30fc\u7de8\uff09<\/a><\/em> <img decoding=\"async\" style=\"border:0px\" src=\"http:\/\/b.hatena.ne.jp\/entry\/image\/small\/http:\/\/ke-tai.org\/blog\/2008\/07\/30\/iphonegesture\/\" alt=\"\" \/><\/li>\n<li><em><a href=\"http:\/\/ke-tai.org\/blog\/2008\/08\/13\/iphonecssanime\/\">iPhone\u3067JavaScript\u3092\u4f7f\u308f\u305aCSS\u3060\u3051\u3067\u30a2\u30cb\u30e1\u30fc\u30b7\u30e7\u30f3\u3059\u308b\u65b9\u6cd5<\/a><\/em> <img decoding=\"async\" style=\"border:0px\" src=\"http:\/\/b.hatena.ne.jp\/entry\/image\/small\/http:\/\/ke-tai.org\/blog\/2008\/08\/13\/iphonecssanime\/\" alt=\"\" \/><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\u5148\u65e5\u30ea\u30ea\u30fc\u30b9\u3055\u308c\u305fiOS4.2\u304b\u3089\u5b9f\u88c5\u3055\u308c\u305f\u3068\u3044\u3046\u3001Safari\u4e0a\u3067\u52d5\u4f5c\u3059\u308bJavaScript\u306e\u52a0\u901f\u5ea6\u30bb\u30f3\u30b5\u30fcAPI\u3092\u8a66\u3057\u3066\u307f\u307e\u3057\u305f\u3002 \u4f7f\u3044\u65b9\u306f\u3054\u304f\u7c21\u5358\u3067\u3001\u6b21\u306e\u3088\u3046\u306b\u3057\u3066\u52a0\u901f\u5ea6\u304c\u53d6\u5f97\u3067\u304d\u307e\u3059\u3002 event.accele [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[79],"tags":[598,678],"_links":{"self":[{"href":"https:\/\/ke-tai.org\/blog\/wp-json\/wp\/v2\/posts\/4641"}],"collection":[{"href":"https:\/\/ke-tai.org\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ke-tai.org\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ke-tai.org\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/ke-tai.org\/blog\/wp-json\/wp\/v2\/comments?post=4641"}],"version-history":[{"count":17,"href":"https:\/\/ke-tai.org\/blog\/wp-json\/wp\/v2\/posts\/4641\/revisions"}],"predecessor-version":[{"id":4821,"href":"https:\/\/ke-tai.org\/blog\/wp-json\/wp\/v2\/posts\/4641\/revisions\/4821"}],"wp:attachment":[{"href":"https:\/\/ke-tai.org\/blog\/wp-json\/wp\/v2\/media?parent=4641"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ke-tai.org\/blog\/wp-json\/wp\/v2\/categories?post=4641"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ke-tai.org\/blog\/wp-json\/wp\/v2\/tags?post=4641"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}