{"id":3319,"date":"2014-01-13T14:04:54","date_gmt":"2014-01-13T05:04:54","guid":{"rendered":"https:\/\/gunmagisgeek.com\/wordpress\/?p=3319"},"modified":"2017-02-03T01:19:42","modified_gmt":"2017-02-02T16:19:42","slug":"post-3319","status":"publish","type":"post","link":"https:\/\/gunmagisgeek.com\/blog\/d3-js\/3319","title":{"rendered":"\u3010D3.js\u3011\u304a\u3055\u3089\u3044\uff12\u56de\u76ee\u3000\u7dda\u30b0\u30e9\u30d5"},"content":{"rendered":"<p><a href=\"https:\/\/gunmagisgeek.com\/blog\/d3-js\/3307\">\u68d2\u30b0\u30e9\u30d5<\/a>\u306b\u7d9a\u3044\u3066\u3001\u4eca\u56de\u306f(\u6298\u308c)\u7dda\u30b0\u30e9\u30d5\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002<br \/>\n\u524d\u56de\u8aac\u660e\u3057\u305f\u5185\u5bb9\u306b\u3064\u3044\u3066\u306f\u7701\u7565\u3057\u307e\u3059\u306e\u3067\u3001\u4e0d\u660e\u306a\u70b9\u304c\u3042\u308c\u3070\u5148\u306e\u8a18\u4e8b\u3092\u8aad\u3093\u3067\u304f\u3060\u3055\u3044\u3002<\/p>\n<h2>\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u3092\u7528\u610f\u3059\u308b<\/h2>\n<p>\u4eca\u56de\u4f7f\u7528\u3059\u308b\u30c7\u30fc\u30bf\u306f\u4ee5\u4e0b\u3067\u3059\u3002<\/p>\n<pre class=\"lang:js decode:true \" >\/\/\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\r\n\/\/\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\r\nvar dataSet = [\r\n\t{date:\"2012\/11\", val:1000}, \r\n\t{date:\"2012\/12\", val:800}, \r\n\t{date:\"2013\/1\", val:1200}, \r\n\t{date:\"2013\/2\", val:600}, \r\n\t{date:\"2013\/3\", val:1110}, \r\n\t{date:\"2013\/4\", val:810}, \r\n\t{date:\"2013\/5\", val:1010}, \r\n\t{date:\"2013\/6\", val:1230}, \r\n\t{date:\"2013\/7\", val:910}, \r\n\t{date:\"2013\/8\", val:760}, \r\n\t{date:\"2013\/9\", val:820}, \r\n\t{date:\"2013\/10\", val:700}, \r\n\t{date:\"2013\/11\", val:630}, \r\n\t{date:\"2013\/12\", val:600}, \r\n\t{date:\"2014\/1\", val:930} \r\n];\r\n<\/pre>\n<h2>\u6298\u308c\u7dda\u30b0\u30e9\u30d5\u3092\u8868\u793a\u3059\u308b<\/h2>\n<h3>\u30b9\u30c6\u30fc\u30b8\u3092\u7528\u610f\u3059\u308b<\/h3>\n<p>\u524d\u56de\u540c\u69d8svg\u8981\u7d20\u3092\u8a2d\u7f6e\u3057\u3001\u3055\u3089\u306b\u305d\u306e\u4e2d\u306bg(\u30b0\u30eb\u30fc\u30d7\u8981\u7d20)\u3092\u8a2d\u7f6e\u3057\u307e\u3059\u3002<br \/>\n\u5b9f\u969b\u306e\u6298\u308c\u7dda\u30b0\u30e9\u30d5\u3092\u63cf\u304f\u8981\u7d20\u306f\u3001\u3053\u306eg\u8981\u7d20\u306e\u4e2d\u306b\u8ffd\u52a0\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n<pre class=\"lang:js decode:true \" >\/\/\u6298\u308c\u7dda\u30b0\u30e9\u30d5\u3092\u8868\u793a\u3059\u308b\u30a8\u30ea\u30a2\u306e\u30de\u30fc\u30b8\u30f3\r\nvar margin = {\r\n\ttop: 30, right: 20,\r\n\tbottom: 30, left: 50\r\n}\r\n\r\n\/\/\u6298\u308c\u7dda\u30b0\u30e9\u30d5\u3092\u8868\u793a\u3059\u308b\u30b9\u30c6\u30fc\u30b8\u306e\u30b5\u30a4\u30ba\r\nvar stageW = 600 - margin.left - margin.right;\r\nvar stageH = 270 - margin.top - margin.bottom;\r\n\r\n\/\/\u30b9\u30c6\u30fc\u30b8\u8ffd\u52a0\r\nvar stage = d3.select('body')\r\n\t.append('svg') \/\/svg\u8981\u7d20\u3092\u8ffd\u52a0\r\n\t.attr({\r\n\t\twidth: stageW + margin.left + margin.right,  \r\n\t\theight: stageH + margin.top + margin.bottom,\r\n\t})\r\n\t.append(\"g\") \/\/svg\u8981\u7d20\u306e\u4e2d\u306bg(\u30b0\u30eb\u30fc\u30d7)\u8981\u7d20\u3092\u8ffd\u52a0\r\n\t.attr(\"transform\", \"translate(\" + [margin.left, margin.top] + \")\");\r\n<\/pre>\n<h3>\u5024\u3092\u6b63\u898f\u5316\u3059\u308bscale\u95a2\u6570\u3092\u4f5c\u6210\u3059\u308b<\/h3>\n<p>\u4eca\u56de\u306fx\u8ef8\u7528\u3001y\u8ef8\u7528\u306b\uff12\u3064\u4f5c\u6210\u3057\u307e\u3059\u3002\u3053\u306e\u6642\u70b9\u3067\u306fdomain\u7bc4\u56f2\u306f\u6307\u5b9a\u305b\u305arange\u3060\u3051\u8a2d\u5b9a\u3057\u3066\u304a\u304d\u307e\u3059\u3002<\/p>\n<pre class=\"lang:js decode:true \" >\/\/\u30b9\u30b1\u30fc\u30eb\u8a2d\u5b9a\r\nvar xScale = d3.time.scale().range([0, stageW]);\u3000\u3000\/\/x\u8ef8\u306f\u30bf\u30a4\u30e0\u30b9\u30b1\u30fc\u30eb\r\nvar yScale = d3.scale.linear().range([stageH, 0]);\r\n<\/pre>\n<h3>\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u306e\u578b\u5909\u63db\u3092\u884c\u3046<\/h3>\n<p>\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u306edate\u306e\u5024\u304c\u73fe\u5728\u306fstring\u578b\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u307e\u307e\u3067\u306f\u6b63\u3057\u3044\u8a08\u7b97\u304c\u884c\u3048\u306a\u3044\u306e\u3067\u3001parse\u95a2\u6570\u3092\u4f5c\u6210\u3057\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u306e\u578b\u5909\u63db\u3092\u884c\u3044\u307e\u3059\u3002<\/p>\n<pre class=\"lang:js decode:true \" >\/\/\u6587\u5b57\u5217\u3092\u30d1\u30fc\u30b9\u3057\u3066date\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306b\u5909\u63db\u3059\u308b\r\nvar parseDate = d3.time.format(\"%Y\/%m\").parse;\r\n\r\n\/\/\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u306e\u578b\u5909\u63db\r\ndataSet.forEach(function(d){\r\n\td.date = parseDate(d.date);\r\n});\r\n<\/pre>\n<h3>scale\u95a2\u6570\u306e\u30c9\u30e1\u30a4\u30f3\u8a2d\u5b9a\u3092\u884c\u3046<\/h3>\n<p>\u6539\u3081\u3066scale\u95a2\u6570\u306e\u30c9\u30e1\u30a4\u30f3\u8a2d\u5b9a\u3092\u884c\u3044\u307e\u3059\u3002\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u306e\u578b\u5909\u63db\u3092\u884c\u3046\u524d\u306b\u8a2d\u5b9a\u3057\u3066\u3057\u307e\u3046\u3068\u3001\u6b63\u3057\u304f\u8a08\u7b97\u3055\u308c\u306a\u3044\u306e\u3067\u6ce8\u610f\u3057\u307e\u3057\u3087\u3046\u3002<br \/>\n\u3061\u306a\u307f\u306b\u3001d3.extent\u306f\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u306e\u6700\u5c11\u5024\u3068\u6700\u5927\u5024\u3092\u542b\u3080\u914d\u5217\u3092\u8fd4\u3059\u30e1\u30bd\u30c3\u30c9\u3067\u3059\u3002<\/p>\n<pre class=\"lang:js decode:true \" >\/\/\u30b9\u30b1\u30fc\u30eb\u306e\u30c9\u30e1\u30a4\u30f3\u7bc4\u56f2\u3092\u8a2d\u5b9a\r\nxScale.domain(d3.extent(dataSet, function(d){\r\n\treturn d.date;\r\n}));\r\nyScale.domain([0, d3.max(dataSet, function(d){\r\n\treturn d.val;\r\n})]);\r\n<\/pre>\n<h3>\u30e9\u30a4\u30f3\u63cf\u753b\u95a2\u6570\u3092\u4f5c\u6210\u3059\u308b<\/h3>\n<p>\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u3092\u5143\u306b\u30e9\u30a4\u30f3(\u7dda\u30b0\u30e9\u30d5)\u3092\u63cf\u304f\u30e9\u30a4\u30f3\u63cf\u753b\u95a2\u6570\u3092\u4f5c\u308a\u307e\u3059\u3002<\/p>\n<pre class=\"lang:js decode:true \" >\/\/\u30e9\u30a4\u30f3\u63cf\u753b\u95a2\u6570\u3092\u4f5c\u6210\r\nvar valueLine = d3.svg.line()\r\n\t.x(function(d){ return xScale(d.date) })\r\n\t.y(function(d){ return yScale(d.val) });\r\n<\/pre>\n<p>\u4f5c\u6210\u3057\u305f\u30e9\u30a4\u30f3\u63cf\u753b\u95a2\u6570\u306f\u3001\u5f15\u6570\u306b\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u3092\u6307\u5b9a\u3059\u308b\u3068svg:path\u306e<span class=\"removed_link\" title=\"http:\/\/www.hcn.zaq.ne.jp\/___\/SVG11-2nd\/paths.html#PathData\">\u30d1\u30b9\u30c7\u30fc\u30bf<\/span>\u3092\u8fd4\u3057\u307e\u3059\u3002<br \/>\n\u5b9f\u969b\u306b\u6b63\u3057\u304f\u30d1\u30b9\u30c7\u30fc\u30bf\u304c\u51fa\u529b\u3055\u308c\u308b\u304b\u8a66\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<br \/>\n\u554f\u984c\u304c\u306a\u3051\u308c\u3070\u4e0b\u8a18\u306e\u3088\u3046\u306b\u30d1\u30b9\u30c7\u30fc\u30bf\u304c\u51fa\u529b\u3055\u308c\u307e\u3059\u3002<br \/>\n<img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/gunmagisgeek.com\/blog\/wp-content\/uploads\/2014\/01\/valueline.jpg\" alt=\"valueline\" width=\"377\" height=\"121\" class=\"alignnone size-full wp-image-3320\" srcset=\"https:\/\/gunmagisgeek.com\/blog\/wp-content\/uploads\/2014\/01\/valueline.jpg 377w, https:\/\/gunmagisgeek.com\/blog\/wp-content\/uploads\/2014\/01\/valueline-300x96.jpg 300w\" sizes=\"auto, (max-width: 377px) 100vw, 377px\" \/><br \/>\n\u3053\u306e\u6642\u70b9\u3067\u30a8\u30e9\u30fc\u304c\u51fa\u308b\u5834\u5408\u306f\u3001\u30b9\u30b1\u30fc\u30eb\u306e\u8a2d\u5b9a\u3084\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u306e\u578b\u5909\u63db\u304c\u6b63\u3057\u304f\u884c\u308f\u308c\u3066\u3044\u308b\u304b\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<h3>\u6298\u308c\u7dda\u30b0\u30e9\u30d5\u3092\u63cf\u753b\u3059\u308b<\/h3>\n<p>\u30b9\u30c6\u30fc\u30b8\u306bpath\u8981\u7d20\u3092\u8ffd\u52a0\u3057d\u5c5e\u6027\u306b\u30e9\u30a4\u30f3\u63cf\u753b\u95a2\u6570\u304b\u3089\u51fa\u529b\u3055\u308c\u308b\u30d1\u30b9\u30c7\u30fc\u30bf\u3092\u6e21\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"lang:js decode:true \" >\/\/\u6298\u308c\u7dda\u30b0\u30e9\u30d5\u3092\u63cf\u753b\r\nstage.append(\"path\")\r\n\t.attr({\r\n\t\t\"d\": valueLine(dataSet), \/\/d\u5c5e\u6027\u306e\u6307\u5b9a\r\n\t\tfill: \"none\",\r\n\t\tstroke: \"steelblue\",\r\n\t\t\"stroke-width\": 2\r\n\t});\r\n<\/pre>\n<h3>\u5b9f\u884c\u7d50\u679c<\/h3>\n<p><a href=\"http:\/\/gunmagisgeek.com\/blog\/wp-content\/uploads\/2014\/01\/line000000.jpg\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/gunmagisgeek.com\/blog\/wp-content\/uploads\/2014\/01\/line000000.jpg\" alt=\"line000000\" width=\"598\" height=\"270\" class=\"alignnone size-full wp-image-3321\" srcset=\"https:\/\/gunmagisgeek.com\/blog\/wp-content\/uploads\/2014\/01\/line000000.jpg 598w, https:\/\/gunmagisgeek.com\/blog\/wp-content\/uploads\/2014\/01\/line000000-300x135.jpg 300w\" sizes=\"auto, (max-width: 598px) 100vw, 598px\" \/><\/a><\/p>\n<p>\u3053\u308c\u3067\u6298\u308c\u7dda\u30b0\u30e9\u30d5\u304c\u8868\u793a\u3055\u308c\u307e\u3057\u305f\u3002<br \/>\n\u67d0\u30b0\u30e9\u30d5\u306e\u6642\u3068\u9055\u3044\u3001\u3072\u3068\u3064\u306ePATH\u8981\u7d20\u3067\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u3092\u8868\u73fe\u3057\u3066\u3044\u308b\u3053\u3068\u306b\u6ce8\u610f\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<p>\u6b21\u306f\u3001\u76ee\u76db\u308a\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002<\/p>\n<h2>\u76ee\u76db\u308a\u3092\u8868\u793a\u3059\u308b<\/h2>\n<h3>x\u8ef8,y\u8ef8\u306e\u76ee\u76db\u308a\u3092\u4f5c\u6210\u3059\u308b<\/h3>\n<p>\u76ee\u76db\u308a\u3092\u8868\u793a\u3057\u307e\u3059\u3002\u4eca\u56de\u306f\u3001x\u8ef8\u3068y\u8ef8\u4e8c\u3064\u4f5c\u6210\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"lang:js decode:true \" >\/\/x\u8ef8\u306e\u76ee\u76db\u308a\u3092\u63cf\u753b\r\nvar xAxis = d3.svg.axis().scale(xScale).orient('bottom').ticks(5);\r\nstage.append(\"g\")\r\n\t.attr({\r\n\t\t\"class\": \"x axis\",\r\n\t\t\"transform\": \"translate(\"+[0, stageH]+\")\", \/\/\u8868\u793a\u4f4d\u7f6e\u3092\u30b9\u30c6\u30fc\u30b8\u4e0b\u4f4d\u306b\u79fb\u52d5\r\n\t}).call(xAxis);\r\n\r\n\/\/y\u8ef8\u306e\u76ee\u76db\u308a\u3092\u63cf\u753b\r\nvar yAxis = d3.svg.axis().scale(yScale).orient('left').ticks(5);\r\nstage.append(\"g\")\r\n\t.attr({\r\n\t\t\"class\": \"y axis\",\r\n\t}).call(yAxis);<\/pre>\n<h3>\u5b9f\u884c\u7d50\u679c<\/h3>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/gunmagisgeek.com\/blog\/wp-content\/uploads\/2014\/01\/d3linechart000000.jpg\" alt=\"d3linechart000000\" width=\"539\" height=\"243\" class=\"alignnone size-full wp-image-3323\" srcset=\"https:\/\/gunmagisgeek.com\/blog\/wp-content\/uploads\/2014\/01\/d3linechart000000.jpg 539w, https:\/\/gunmagisgeek.com\/blog\/wp-content\/uploads\/2014\/01\/d3linechart000000-300x135.jpg 300w\" sizes=\"auto, (max-width: 539px) 100vw, 539px\" \/><br \/>\n\u4f4d\u7f6e\u304c\u305a\u308c\u3066\u3044\u306a\u3044\u304b\u3001\u30d1\u30b9\u306e\u9802\u70b9\u304c\u6b63\u3057\u304f\u30c7\u30fc\u30bf\u306e\u5185\u5bb9\u3092\u793a\u3057\u3066\u3044\u308b\u304b\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<h3>\u76ee\u76db\u308a\u3092\u30c7\u30b6\u30a4\u30f3\u3059\u308b<\/h3>\n<p>\u30b9\u30bf\u30a4\u30eb\u30b7\u30fc\u30c8\u3092\u4f7f\u7528\u3057\u3066\u76ee\u76db\u308a\u306e\u30c7\u30b6\u30a4\u30f3\u3092\u884c\u3044\u307e\u3059\u3002<\/p>\n<pre class=\"lang:css decode:true \" >.axis path,\r\n.axis line {\r\n\tfill: none;\r\n\tstroke: black;\r\n\tstroke-width: 1;\r\n}\r\n<\/pre>\n<h3>\u5b9f\u884c\u7d50\u679c<\/h3>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/gunmagisgeek.com\/blog\/wp-content\/uploads\/2014\/01\/d3linechart000001.jpg\" alt=\"d3linechart000001\" width=\"540\" height=\"243\" class=\"alignnone size-full wp-image-3324\" srcset=\"https:\/\/gunmagisgeek.com\/blog\/wp-content\/uploads\/2014\/01\/d3linechart000001.jpg 540w, https:\/\/gunmagisgeek.com\/blog\/wp-content\/uploads\/2014\/01\/d3linechart000001-300x135.jpg 300w\" sizes=\"auto, (max-width: 540px) 100vw, 540px\" \/><\/p>\n<h2>\u88dc\u5b8c\u65b9\u6cd5\u3092\u5909\u66f4\u3059\u308b<\/h2>\n<p>d3\u306f\u3001\u70b9\u3068\u70b9\u3092\u7d50\u3076\u30e9\u30a4\u30f3\u306e\u5ea7\u6a19\u3092\u81ea\u52d5\u7684\u306b\u8a08\u7b97\u3057\u88dc\u5b8c\u3057\u3066\u304f\u308c\u307e\u3059\u304c\u3001<a href=\"https:\/\/github.com\/mbostock\/d3\/wiki\/SVG-Shapes#wiki-line_interpolate\">interpolate<\/a>\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u88dc\u5b8c\u65b9\u6cd5\u3092\u5909\u66f4\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<h3>\u30e9\u30a4\u30f3\u63cf\u753b\u95a2\u6570\u3092\u4fee\u6b63\u3059\u308b<\/h3>\n<p>\u5b9f\u969b\u306binterpolate\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u3063\u3066\u3001\u9802\u70b9\u9593\u306e\u88dc\u5b8c\u65b9\u6cd5\u3092\u5909\u66f4\u3057\u3066\u307f\u307e\u3059\u3002<\/p>\n<pre class=\"lang:js mark:5 decode:true \" >\/\/\u30e9\u30a4\u30f3\u63cf\u753b\u95a2\u6570\u3092\u4f5c\u6210\r\nvar valueLine = d3.svg.line()\r\n\t.x(function(d){ return xScale(d.date) })\r\n\t.y(function(d){ return yScale(d.val) })\r\n\t.interpolate('step'); \/\/\u88dc\u5b8c\u65b9\u6cd5\u3092\u5909\u66f4<\/pre>\n<h3>\u5b9f\u884c\u7d50\u679c<\/h3>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/gunmagisgeek.com\/blog\/wp-content\/uploads\/2014\/01\/d3linechart000002.jpg\" alt=\"d3linechart000002\" width=\"540\" height=\"243\" class=\"alignnone size-full wp-image-3325\" srcset=\"https:\/\/gunmagisgeek.com\/blog\/wp-content\/uploads\/2014\/01\/d3linechart000002.jpg 540w, https:\/\/gunmagisgeek.com\/blog\/wp-content\/uploads\/2014\/01\/d3linechart000002-300x135.jpg 300w\" sizes=\"auto, (max-width: 540px) 100vw, 540px\" \/><\/p>\n<p>\u4ee5\u4e0a\u3067\u3059\u3002interpolate\u30e1\u30bd\u30c3\u30c9\u3067\u6307\u5b9a\u3067\u304d\u308b\u88dc\u5b8c\u65b9\u6cd5\u306b\u306f\u3044\u308d\u3044\u308d\u3042\u308b\u306e\u3067\u8a66\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002<br \/>\n\u6b21\u56de\u306f\u3001\u9762\u30b0\u30e9\u30d5\u3092\u4f5c\u6210\u3068\u30b0\u30ea\u30c3\u30c9\u76ee\u76db\u308a\u306e\u8868\u793a\u3092\u304a\u3055\u3089\u3044\u3057\u307e\u3059\u3002<\/p>\n<hr \/>\n<p><strong>\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9<\/strong><\/p>\n<pre class=\"lang:js decode:true \" >\/\/\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\r\nvar dataSet = [\r\n\t{date:\"2012\/11\", val:1000}, \r\n\t{date:\"2012\/12\", val:800}, \r\n\t{date:\"2013\/1\", val:1200}, \r\n\t{date:\"2013\/2\", val:600}, \r\n\t{date:\"2013\/3\", val:1110}, \r\n\t{date:\"2013\/4\", val:810}, \r\n\t{date:\"2013\/5\", val:1010}, \r\n\t{date:\"2013\/6\", val:1230}, \r\n\t{date:\"2013\/7\", val:910}, \r\n\t{date:\"2013\/8\", val:760}, \r\n\t{date:\"2013\/9\", val:820}, \r\n\t{date:\"2013\/10\", val:700}, \r\n\t{date:\"2013\/11\", val:630}, \r\n\t{date:\"2013\/12\", val:600}, \r\n\t{date:\"2014\/1\", val:930}\r\n];\r\n\r\n\/\/\u6298\u308c\u7dda\u30b0\u30e9\u30d5\u3092\u8868\u793a\u3059\u308b\u969b\u306e\u30de\u30fc\u30b8\u30f3\r\nvar margin = {\r\n\ttop: 30, right: 20,\r\n\tbottom: 30, left: 50\r\n}\r\n\r\n\/\/\u6298\u308c\u7dda\u30b0\u30e9\u30d5\u3092\u8868\u793a\u3059\u308b\u30b9\u30c6\u30fc\u30b8\u306e\u30b5\u30a4\u30ba\r\nvar stageW = 600 - margin.left - margin.right;\r\nvar stageH = 270 - margin.top - margin.bottom;\r\n\r\n\/\/\u30b9\u30c6\u30fc\u30b8\u8ffd\u52a0\r\nvar stage = d3.select('body')\r\n\t.append('svg') \/\/svg\u8981\u7d20\u3092\u8ffd\u52a0\r\n\t.attr({\r\n\t\twidth: stageW + margin.left + margin.right,  \r\n\t\theight: stageH + margin.top + margin.bottom,\r\n\t})\r\n\t.append(\"g\") \/\/svg\u8981\u7d20\u306e\u4e2d\u306bg(\u30b0\u30eb\u30fc\u30d7)\u8981\u7d20\u3092\u8ffd\u52a0\r\n\t.attr(\"transform\", \"translate(\" + [margin.left, margin.top] + \")\");\r\n\r\n\/\/\u30b9\u30b1\u30fc\u30eb\u8a2d\u5b9a\r\nvar xScale = d3.time.scale().range([0, stageW]);\u3000\u3000\/\/x\u8ef8\u306f\u30bf\u30a4\u30e0\u30b9\u30b1\u30fc\u30eb\r\nvar yScale = d3.scale.linear().range([stageH, 0]);\r\n\r\n\/\/\u65e5\u6642\u30d1\u30fc\u30b9\r\nvar parseDate = d3.time.format(\"%Y\/%m\").parse;\r\n\r\n\/\/\u30c7\u30fc\u30bf\u30bb\u30c3\u30c8\u306e\u578b\u5909\u63db\r\ndataSet.forEach(function(d){\r\n\td.date = parseDate(d.date);\r\n});\r\n\r\n\r\n\/\/\u30b9\u30b1\u30fc\u30eb\u306e\u30c9\u30e1\u30a4\u30f3\u7bc4\u56f2\u3092\u8a2d\u5b9a\r\nxScale.domain(d3.extent(dataSet, function(d){\r\n\treturn d.date;\r\n}));\r\nyScale.domain([0, d3.max(dataSet, function(d){\r\n  return d.val;\r\n})]);\r\n\r\n\r\n\/\/\u30e9\u30a4\u30f3\u63cf\u753b\u95a2\u6570\u3092\u4f5c\u6210\r\nvar valueLine = d3.svg.line()\r\n\t.x(function(d){ return xScale(d.date) })\r\n\t.y(function(d){ return yScale(d.val) })\r\n\t.interpolate('step');\r\n\r\n\r\n\/\/\u6298\u308c\u7dda\u30b0\u30e9\u30d5\u3092\u63cf\u753b\r\nstage.append(\"path\")\r\n\t.attr({\r\n\t\t\"d\": valueLine(dataSet),\r\n\t\tfill: \"none\",\r\n\t\tstroke: \"steelblue\",\r\n\t\t\"stroke-width\": 2\r\n\t});\r\n\r\n\r\n\/\/x\u8ef8\u306e\u76ee\u76db\u308a\u3092\u63cf\u753b\r\nvar xAxis = d3.svg.axis().scale(xScale).orient('bottom').ticks(5);\r\nstage.append(\"g\")\r\n\t.attr({\r\n\t\t\"class\": \"x axis\",\r\n\t\t\"transform\": \"translate(\"+[0, stageH]+\")\",\r\n\t}).call(xAxis);\r\n\r\n\/\/y\u8ef8\u306e\u76ee\u76db\u308a\u3092\u63cf\u753b\r\nvar yAxis = d3.svg.axis().scale(yScale).orient('left').ticks(5);\r\nstage.append(\"g\")\r\n\t.attr({\r\n\t\t\"class\": \"y axis\",\r\n\t}).call(yAxis);\r\n<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u68d2\u30b0\u30e9\u30d5\u306b\u7d9a\u3044\u3066\u3001\u4eca\u56de\u306f(\u6298\u308c)\u7dda\u30b0\u30e9\u30d5\u3092\u4f5c\u6210\u3057\u307e&hellip;<\/p>\n","protected":false},"author":1,"featured_media":3325,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[18],"tags":[],"class_list":["post-3319","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-d3-js","has-post-thumbnail-archive"],"_links":{"self":[{"href":"https:\/\/gunmagisgeek.com\/blog\/wp-json\/wp\/v2\/posts\/3319","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/gunmagisgeek.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/gunmagisgeek.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/gunmagisgeek.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/gunmagisgeek.com\/blog\/wp-json\/wp\/v2\/comments?post=3319"}],"version-history":[{"count":0,"href":"https:\/\/gunmagisgeek.com\/blog\/wp-json\/wp\/v2\/posts\/3319\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/gunmagisgeek.com\/blog\/wp-json\/wp\/v2\/media\/3325"}],"wp:attachment":[{"href":"https:\/\/gunmagisgeek.com\/blog\/wp-json\/wp\/v2\/media?parent=3319"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/gunmagisgeek.com\/blog\/wp-json\/wp\/v2\/categories?post=3319"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/gunmagisgeek.com\/blog\/wp-json\/wp\/v2\/tags?post=3319"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}