\u6539\u826f\u7248\u3067\u3059 \u6539\u826f\u7b87\u6240\u306f\u30cf\u30a4\u30e9\u30a4\u30c8\u8868\u793a\u3057\u3066\u3044\u307e\u3059\uff0e<\/p>\n
<!DOCTYPE html>\r\n<html>\r\n<head>\r\n<title>DeviceGravity<\/title>\r\n<meta charset=\"UTF-8\">\r\n<meta name=\"viewport\" content=\"width=device-width, initial-scale=1, minimum-scale=1, maximum-scale=1, user-scalable=no\">\r\n<!-- meta\u30bf\u30b0\u3067\u3000\u30b9\u30de\u30db\u306e\u6319\u52d5\u3092\u5236\u9650\u3057\u3066\u3044\u308b -->\r\n<\/head>\r\n<body>\r\n<h1>Key2<\/h1>\r\n<canvas id=\"myCanvas\" width=\"300\" height=\"300\" style=\"border:1px solid #000000;\"><\/canvas>\r\n\r\n<script type=\"text\/javascript\">\r\nvar canvas = document.getElementById(\"myCanvas\");\r\nvar context = canvas.getContext(\"2d\");\r\n\r\nvar myX = 0;\r\nvar myY = 0;\r\n\r\nvar grX =0;\r\nvar grY =0;\r\n\/\/---\u30b9\u30de\u30db\u306eOS\u53d6\u5f97\r\n\r\nvar ua = navigator.userAgent;\/\/User Agent\uff08\u307e\u3041\u6a5f\u7a2e\u540d\u307f\u305f\u3044\u306a\u306e\uff09\u3092\u53d6\u5f97\u3057\u3066\u5909\u6570ua\u306b\u4ee3\u5165\u3057\u306a\u3055\u3044\r\n\r\n\/\/---\r\n\r\n\/\/----\u4ee5\u4e0b\u52a0\u901f\u5ea6\u691c\u51fa\u7528\r\nwindow.addEventListener(\"devicemotion\", function(evt){\/\/\u3053\u308c\u306e\u53cd\u5fdc\u3092\u307f\u3066\u3066\u304f\u3060\u3055\u3044\uff0c\u305d\u306e\u53cd\u5fdc\u304cdevidemotion\u3068\u3044\u3046\u7a2e\u985e\u3067\u3042\u308c\u3070\u305d\u306e\u5024\u3092evt\u306b\u5165\u308c\u306a\u3055\u3044\r\ngrX = evt.accelerationIncludingGravity.x; \/\/ evt\u306ex\u8ef8\u306e\u50be\u304d\u3092\u51fa\u3057\u3066grX\u306b\u5165\u308c\u306a\u3055\u3044\r\ngrY = evt.accelerationIncludingGravity.y; \/\/ evt\u306ex\u8ef8\u306e\u50be\u304d\u3092\u51fa\u3057\u3066grX\u306b\u5165\u308c\u306a\u3055\u3044\r\n\/\/\u91cd\u529b\u306a\u306e\u3067\u51fa\u529b\u3055\u308c\u308b\u5024\u306f-9.8~9.8\uff08G)\u3067\u3059\r\n\r\n\/\/\u4ee5\u4e0biPhone\u306e\u6642\u306e\u6319\u52d5\r\nif (ua.indexOf(\"iPad\") >= 0 || ua.indexOf(\"iPhone\") >= 0 || ua.indexOf(\"iPod\") >= 0){\r\nmyX = myX + grX * 2;\/\/myX\u306e\u5024\u306b\u50be\u304d\u3092\u8db3\u3059\r\nmyY = myY + grY * -2;\/\/myY\u306e\u5024\u306b\u50be\u304d\u3092\u3092\u8db3\u3059\r\n}\r\n\r\n\/\/\u4ee5\u4e0bAndroid\u306e\u6642\u306e\u6319\u52d5\r\nif (ua.indexOf(\"Android\") >= 0){\r\nmyX = myX + grX * -2;\/\/myX\u306e\u5024\u306b\u50be\u304d\u3092\u8db3\u3059\r\nmyY = myY + grY * 2;\/\/myY\u306e\u5024\u306b\u50be\u304d\u3092\u3092\u8db3\u3059\r\n}\r\n\r\n\r\n});\r\n\/\/---------\r\n\r\nfunction draw() {\r\n\r\n\/\/--\u4ee5\u4e0b\u771f\u3093\u4e2d\u306b\u8868\u793a\u3055\u305b\u308b\u7528\r\nif(myX < -130){\r\nmyX = -130;\r\n}\r\n\r\nif(myX > 130){\r\nmyX = 130;\r\n}\r\n\r\nif(myY < -130){\r\nmyY = -130;\r\n}\r\nif(myY > 130){\r\nmyY = 130;\r\n}\r\n\/\/----\r\n\r\n\/\/\u30e9\u30f3\u30c0\u30e0\u8272\u3067\u5857\u308brandom color\r\ncontext.fillStyle = '#'+ Math.floor(Math.random()*16777215).toString(16);\/\/Math.floor\u306f\u3082\u3089\u3063\u305f\u6570\u3067\u5c0f\u3055\u3044\u65b9\u306e\u6574\u6570\u3092\u51fa\u3059\uff0e10.9\u306a\u308910\u3000-5.9\u306a\u3089-6. Math.random\u306f\uff10\u301c\uff11\u306e\u30e9\u30f3\u30c0\u30e0\u5024\u3092\u5b9f\u6570\u3067\u51fa\u3059\uff0e\u306a\u306e\u3067float\u6271\u3044\uff0e\u305d\u308c\u306b\u30d5\u30eb\u30ab\u30e9\u30fc\u306e\u65701677\u4e07\u3092\u304b\u3051\u3066\uff0ctoString(16)\u306716\u9032\u6570\u306b\u5909\u66f4\u3059\u308b\uff0e\u500b\u4eba\u7684\u306b\u306fRGB\u5225\u3005\u306b\u8272\u3092\u6271\u3063\u3066\u3044\u306a\u3044\u306e\u3067\u5f37\u5f15\u306a\u3084\u308a\u65b9\u306b\u898b\u3048\u307e\u3059\r\n\r\ncontext.beginPath();\/\/\u7dda\u3092\u63cf\u304d\u59cb\u3081\u307e\u3059\r\ncontext.arc((myX + 150),(myY + 150),(Math.random()*30),0,Math.PI*2,false);\r\n\/\/context.arc(myX,myY,(Math.random()*10),0,Math.PI*2,false);\/\/\u5186\u5f62\u306fmyX,myY\u306e\u4f4d\u7f6e\u304b\u3089\uff0c1\u301c0\u306e\u4e71\u6570\u51fa\u3057\u3066\uff0c\u4e71\u6570\u5c0f\u3055\u3044\u3093\u306710\u500d\u3057\u3066\uff0c\u30e9\u30b8\u30a2\u30f3\u30670\u5ea6\u306e\u4f4d\u7f6e\u304b\u3089\u59cb\u3081\u3066\uff0cMath.PI*2\u306f\u30e9\u30b8\u30a2\u30f3\u3067\u8a00\u3046\u3068\u3053\u308d\u306e\uff11\uff1d\u3059\u306a\u308f\u3061360\u5ea6\u3067\u63cf\u304d\u7d42\u3048\u3066\uff0c\u63cf\u304f\u65b9\u5411\u306f\u53cd\u6642\u8a08\u56de\u308a\u3084\u3067\r\ncontext.fill();\/\/\u5857\u308a\u3064\u3076\u305b\r\n}\r\nsetInterval(draw, 10);\/\/10msec\u8d77\u304d\u306b\u63cf\u3044\u3066\u306d\r\n\r\n\/\/---\u30d5\u30a1\u30a4\u30eb\u306b\u66f8\u304d\u51fa\u3059\u3088\u3046\r\n\r\nfunction screenshot(){\r\n var png = canvas.toDataURL();\r\n document.getElementById(\"newImg\").src = png;\r\n}\r\n\/\/---\r\n\r\n<\/script>\r\n\r\n<form>\r\n<input type=\"button\" value=\"\u753b\u50cf\u306b\u5909\u63db\" onclick=\"screenshot()\">\r\n<\/form>\r\n<div><img id=\"newImg\"><\/div>\r\n<!-- \u3053\u306eDIV\u306eID\u3092\u63a2\u3057\u3066\u3053\u3053\u306b\u753b\u50cf\u3092\u5165\u308c\u308b -->\r\n<\/body>\r\n<\/html><\/pre>\n <\/p>\n
24\u884c\u76ee\u3067\u52d5\u4f5c\u3057\u3066\u3044\u308b\u30c7\u30d0\u30a4\u30b9\u306e\u60c5\u5831\u3092\u53d6\u5f97\u3057\uff0c35\u301c44\u884c\u76ee\u3067Andorid\u3068iPhone\u7b49\u3068\u5225\u3005\u306e\u6319\u52d5\u3092\u3055\u305b\u3066\u3044\u307e\u3059\uff0e<\/p>\n","protected":false},"excerpt":{"rendered":"
\u6539\u826f\u7248\u3067\u3059 \u6539\u826f\u7b87\u6240\u306f\u30cf\u30a4\u30e9\u30a4\u30c8\u8868\u793a\u3057\u3066\u3044\u307e\u3059\uff0e <!DOCTYPE html> <html> <head> <title>DeviceGravity<\/title& … \u7d9a\u304d\u3092\u8aad\u3080 HTML5\u305d\u306e12-\u52a0\u901f\u5ea6\u30bb\u30f3\u30b5\u3067\u304a\u7d75\u304b\u304d<\/span>