{"id":3249,"date":"2020-08-26T13:47:41","date_gmt":"2020-08-26T04:47:41","guid":{"rendered":"https:\/\/taitan916.info\/blog\/?p=3249"},"modified":"2024-01-16T17:47:48","modified_gmt":"2024-01-16T08:47:48","slug":"post-3249","status":"publish","type":"post","link":"https:\/\/taitan916.info\/blog\/archives\/3249","title":{"rendered":"Chart.js\u3067\u6a2a\u30b9\u30af\u30ed\u30fc\u30eb\u53ef\u80fd\u306a\u30b0\u30e9\u30d5\u3092\u8868\u793a\u3055\u305b\u308b\u65b9\u6cd5"},"content":{"rendered":"

Chart.js\u3067\u6298\u308c\u7dda\u30b0\u30e9\u30d5\u3092\u8868\u793a\u3059\u308b\u30da\u30fc\u30b8\u304c\u3042\u3063\u305f\u3002\u904e\u53bb1\u5e74\u5206\u306e\u30c7\u30fc\u30bf\u3092\u30b0\u30e9\u30d5\u5316\u3055\u305b\u308b\u3068\u3044\u3063\u305f\u3082\u306e\u3067\u8868\u793a\u4ef6\u6570\u304c\u591a\u304f\u3001PC\u3067\u306f\u554f\u984c\u306a\u304b\u3063\u305f\u3082\u306e\u306e\u30b9\u30de\u30db\u3067\u306f\u975e\u5e38\u306b\u898b\u3065\u3089\u3044\u8868\u793a\u3068\u306a\u3063\u305f\u3002\u305d\u306e\u305f\u3081\u30c7\u30a3\u30b9\u30d7\u30ec\u30a4\u5e45\u306b\u5fdc\u3058\u3066\u30b0\u30e9\u30d5\u306b\u6a2a\u30b9\u30af\u30ed\u30fc\u30eb\u6a5f\u80fd\u3092\u3064\u3051\u305f\u304b\u3063\u305f\u3002\u4ee5\u4e0b\u306b\u5bfe\u5fdc\u65b9\u6cd5\u3092\u30e1\u30e2\u3002<\/p>\n

 <\/p>\n

\u30b5\u30f3\u30d7\u30eb<\/h2>\n

https:\/\/taitan916.info\/sample\/chart.js\/index2.php<\/a><\/p>\n

 <\/p>\n

\u30bd\u30fc\u30b9<\/h2>\n
<html lang=\"ja\">\r\n<head>\r\n<meta http-equiv=\"Content-Type\" content=\"text\/html; charset=UTF-8\">\r\n<title>chart.js \u6a2a\u30b9\u30af\u30ed\u30fc\u30eb \u30b5\u30f3\u30d7\u30eb<\/title>\r\n<\/head>\r\n<body>\r\n    <style>\r\n    .chartWrapper{\r\n        position: relative;\r\n        overflow-x: auto;\r\n    }\r\n    .chartContainer{\r\n        height: 250px;\r\n    }\r\n    .graph_canvas{\r\n        position: absolute;\r\n        left: 0;\r\n        top: 0;\r\n    }\r\n    <\/style>\r\n\r\n    <div class=\"chartWrapper\">\r\n        <div class=\"chartContainer\">\r\n            <canvas id=\"graph\" class=\"graph_canvas\"><\/canvas>\r\n        <\/div>\r\n    <\/div>\r\n\r\n    <script type=\"text\/javascript\" src=\"\/\/code.jquery.com\/jquery-3.5.1.js\"><\/script>\r\n    <script src=\"\/\/cdnjs.cloudflare.com\/ajax\/libs\/Chart.js\/2.9.3\/Chart.js\"><\/script>\r\n    <script type=\"text\/javascript\" src=\"\/\/github.com\/nagix\/chartjs-plugin-colorschemes\/releases\/download\/v0.2.0\/chartjs-plugin-colorschemes.min.js\"><\/script>\r\n    <script>\r\n    <?php $max_count = 60;?>\r\n    var ctx = document.getElementById(\"graph\").getContext('2d');\r\n    ctx.canvas.height = 250;\r\n\r\n    var option = {\r\n        maintainAspectRatio: false,\r\n        legend: {\r\n            display: false,\r\n        }\r\n    }\r\n\r\n    var width = <?php echo $max_count;?> * 15;\r\n    if( $(window).width() < width ){\r\n        document.getElementById('graph').style.width = width + \"px\";\r\n        document.getElementById('graph').style.height = \"250px\";\r\n        option.responsive = false;\r\n    }\r\n\r\n    var myChart = new Chart(ctx, {\r\n        type: 'line',\r\n        data: {\r\n            labels: [\r\n                <?php for( $i = 1; $i < $max_count; $i++ ) echo $i . ',';?>\r\n            ],\r\n            datasets: [\r\n                {\r\n                    data: [\r\n                        <?php for( $i = 1; $i < $max_count; $i++ ) echo rand(20, 50) . ',';?>\r\n                    ],\r\n                }\r\n            ]\r\n        },\r\n        options: option\r\n    });\r\n\r\n    <\/script>\r\n\r\n<\/body>\r\n<\/html><\/pre>\n
 <\/p>\n
\u53c2\u8003\u30b5\u30a4\u30c8<\/h2>\n
https:\/\/qiita.com\/yutake27\/items\/fa7b1f6b3c7c65e9d69b<\/a><\/p>\n
 <\/p>\n
\u6240\u611f<\/h2>\n
HTML,CSS,JS\u3067\u8272\u3005\u8a2d\u5b9a\u3057\u306a\u3044\u3068\u3044\u3051\u306a\u3044\u306e\u3067\u3051\u3063\u3053\u3046\u9762\u5012\u304f\u3055\u3044\u3082\u306e\u306e\u3001PC\u3067\u306f\u30b9\u30af\u30ed\u30fc\u30eb\u306a\u3057\u3001\u30b9\u30de\u30db\u3067\u306f\u6a2a\u30b9\u30af\u30ed\u30fc\u30eb\u3042\u308a\u306e\u30b0\u30e9\u30d5\u304c\u8868\u793a\u3067\u304d\u305f\u3002\u5c1a\u3001\u4ed6\u30b5\u30a4\u30c8\u3067\u306f\u3069\u306e\u3088\u3046\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u308b\u306e\u304b\u6c17\u306b\u306a\u3063\u305f\u306e\u3067\u30b9\u30de\u30db\u304b\u3089Google\u30a2\u30ca\u30ea\u30c6\u30a3\u30af\u30b9\u3092\u95b2\u89a7\u3057\u3066\u307f\u305f\u3068\u3053\u308d\u3001\u7279\u306b\u30b9\u30de\u30db\u5bfe\u5fdc\u3057\u3066\u3044\u308b\u3068\u3044\u3063\u305f\u3053\u3068\u306f\u306a\u304fPC\u30da\u30fc\u30b8\u304c\u8868\u793a\u3055\u308c\u305f\u3002\u30b0\u30e9\u30d5\u3092\u30b9\u30de\u30db\u5bfe\u5fdc\u3055\u305b\u308b\u306e\u306f\u4e2d\u3005\u96e3\u3057\u3044\u306e\u304b\u3082\u3057\u308c\u306a\u3044\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
Chart.js\u3067\u6298\u308c\u7dda\u30b0\u30e9\u30d5\u3092\u8868\u793a\u3059\u308b\u30da\u30fc\u30b8\u304c\u3042\u3063\u305f\u3002\u904e\u53bb1\u5e74\u5206\u306e\u30c7\u30fc\u30bf\u3092\u30b0\u30e9 ... <\/p>\n","protected":false},"author":1,"featured_media":1067,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[4],"tags":[],"class_list":["post-3249","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-javascript"],"acf":[],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t