{"image_url":null,"width":"100%","provider_url":"https://hatena.blog","url":"https://tapira.hatenablog.com/entry/20111121/1321892904","provider_name":"Hatena Blog","title":"canvas\u306e\u4f7f\u3044\u65b91/2(\u7dda\u306e\u63cf\u753b\u3068\u5358\u8272\u5857\u308a\u3064\u3076\u3057\u307e\u3067)","categories":["old"],"height":"190","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Ftapira.hatenablog.com%2Fentry%2F20111121%2F1321892904\" title=\"canvas\u306e\u4f7f\u3044\u65b91/2(\u7dda\u306e\u63cf\u753b\u3068\u5358\u8272\u5857\u308a\u3064\u3076\u3057\u307e\u3067) - \u30ab\u30e1\u30cb\u30c3\u30ad\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","author_name":"tapira","type":"rich","blog_url":"https://tapira.hatenablog.com/","blog_title":"\u30ab\u30e1\u30cb\u30c3\u30ad","description":"\u6563\u3005\u4ed6\u306e\u30d6\u30ed\u30b0\u3067\u66f8\u304b\u308c\u3066\u3044\u307e\u3059\u304c\u3001\u30e1\u30e2\u3068\u3057\u3066\u6b8b\u3057\u307e\u3059\u3002 \u57fa\u672c\u7684\u306b\u4ee5\u4e0b\u306e\u624b\u9806\u3067\u63cf\u753b\u3055\u305b\u307e\u3059\u3002 canvas\u8981\u7d20\u3092\u4f7f\u3044\u3001\u63cf\u753b\u3055\u305b\u308b\u5834\u6240\u3092\u4f5c\u308a\u307e\u3059\u3002 \u203bcanvas\u8981\u7d20\u3067\u56f2\u307e\u308c\u305f\u6587\u5b57\u306f\u3001\u4f7f\u7528\u3067\u304d\u306a\u3044\u5834\u5408\u306e\u307f\u8868\u793a\u3055\u308c\u307e\u3059\u3002 <canvas id=\"draw\" width=\"300\" height=\"300\">\u304a\u4f7f\u3044\u306e\u30d6\u30e9\u30a6\u30b6\u306fcanvas\u8981\u7d20\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u307e\u305b\u3093</canvas> \u56db\u89d2\u5f62\u306e\u63cf\u753b function draw(){ //\u63cf\u753b\u3055\u305b\u305f\u3044canvas\u8981\u7d20\u306e\u30ce\u30fc\u30c9\u3092\u53d6\u5f97\u3059\u308b var canvas = document.getElementById(\"draw\"); //\u63cf\u753b\u306e\u305f\u3081\u306e2D\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u30aa\u2026","published":"2011-11-21 01:28:24","author_url":"https://blog.hatena.ne.jp/tapira/","version":"1.0"}