{"id":3524,"date":"2014-05-20T10:39:26","date_gmt":"2014-05-20T01:39:26","guid":{"rendered":"https:\/\/gunmagisgeek.com\/wordpress\/?p=3524"},"modified":"2014-05-20T10:39:51","modified_gmt":"2014-05-20T01:39:51","slug":"post-3524","status":"publish","type":"post","link":"https:\/\/gunmagisgeek.com\/blog\/d3-js\/3524","title":{"rendered":"\u3010D3.js\u3011\u5404\u770c\u306e\u5883\u754c\u7dda\u30dc\u30c3\u30af\u30b9\u3092\u63cf\u753b\u3059\u308b"},"content":{"rendered":"<p><a href=\"http:\/\/shimz.me\/example\/d3js\/geo_example3\/03\/\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/gunmagisgeek.com\/blog\/wp-content\/uploads\/2014\/05\/bounds20140520.jpg\" alt=\"Bounds BOX\" width=\"590\" height=\"316\" class=\"alignnone size-full wp-image-3525\" srcset=\"https:\/\/gunmagisgeek.com\/blog\/wp-content\/uploads\/2014\/05\/bounds20140520.jpg 590w, https:\/\/gunmagisgeek.com\/blog\/wp-content\/uploads\/2014\/05\/bounds20140520-280x150.jpg 280w\" sizes=\"auto, (max-width: 590px) 100vw, 590px\" \/><\/a><\/p>\n<p><a href=\"http:\/\/shimz.me\/example\/d3js\/geo_example3\/03\/\">example<\/a><\/p>\n<p>\u5404\u770c\u304c\u53ce\u307e\u308b\u30b5\u30a4\u30ba\u306eBOX\u3092\u63cf\u753b\u3057\u307e\u3059\u3002<\/p>\n<h2>\u30b5\u30f3\u30d7\u30eb<\/h2>\n<pre class=\"lang:css decode:true \" >.elmenthover {\r\n\tstroke: blue;\r\n\tstroke-width:3;\r\n\tfill: blue;\r\n}\r\n\r\n.tooltip {\r\n  border: 1px solid black;\r\n  background-color: white;\r\n  padding: 5px 8px 4px 8px;\r\n  border-radius: 4px;\r\n  -moz-border-radius: 4px;\r\n  -webkit-border-radius: 4px;\r\n}\t<\/pre>\n<pre class=\"lang:js decode:true \" >d3.json(\"japan.topojson\", function(json){\r\n\td3draw(json);\r\n});\r\n\r\nfunction d3draw(json) {\r\n\r\n\t\/\/\u30c4\u30fc\u30eb\u30c1\u30c3\u30d7\u8981\u7d20\u306e\u8ffd\u52a0\r\n\tvar tooltip = d3.select(\"body\")\r\n\t\t.append(\"div\")\r\n\t\t.attr(\"class\", \"tooltip\")\r\n\t\t.style(\"position\", \"absolute\")\r\n\t\t.style(\"z-index\", \"10\")\r\n\t\t.style(\"visibility\", \"hidden\");\r\n\t\t\r\n\t\r\n\tvar geodata = json.objects.japan;\r\n\tvar feature = topojson.feature(json, geodata).features;\r\n\r\n\tvar projection = d3.geo\r\n\t\t.mercator()\t\t\/\/\u6295\u5f71\u6cd5\u306e\u6307\u5b9a\r\n\t\t.scale(2000)\t\/\/\u30b9\u30b1\u30fc\u30eb\uff08\u30ba\u30fc\u30e0\uff09\u306e\u6307\u5b9a\r\n\t\t.translate([500 , 500]) \/\/\u8868\u793a\u4f4d\u7f6e\u8abf\u6574\r\n\t\t.center([139.0032936, 36.3219088]); \/\/\u4e2d\u5fc3\u306e\u5ea7\u6a19\u3092\u6307\u5b9a\r\n\r\n\tvar path = d3.geo.path().projection(projection);\u3000\/\/\u30d1\u30b9\u30b8\u30a7\u30cd\u30ec\u30fc\u30bf\u30fc\r\n\t\r\n\t\r\n\tvar svg = d3.select('svg');\r\n\r\n\t\/\/\u5730\u5f62\u306e\u63cf\u753b\r\n\tvar land = svg.selectAll('.land')\r\n\t\t.data(feature)\r\n\t\t.enter()\r\n\t\t.append('path')\r\n\t\t.attr({\r\n\t\t\t\"class\": function(d){ return d.properties.PREF },\r\n\t\t\t\"d\": path,\r\n\t\t\t\"stroke\": \"white\",\r\n\t\t\t\"fill\": \"#ccc\"\r\n\t\t});\r\n\r\n\t\/\/\u5883\u754c\u60c5\u5831\u306e\u53d6\u5f97\r\n\tvar drawBounds = function(d){\r\n\t\t\tvar b = path.bounds(d);\r\n\t\t\treturn \"M\" + b[0] + \"H\" + b[1][0] + \"V\" + b[1][1] + \"H\" + b[0][0] + \"Z\";\r\n\t\t}\r\n\r\n\t\/\/\u5883\u754cBOX\u306e\u63cf\u753b\r\n\tvar bounds = svg.selectAll('.bounds')\r\n\t\t.data(feature)\r\n\t\t.enter()\r\n\t\t.append('path')\r\n\t\t.attr({\r\n\t\t\t\"class\": function(d){ return d.properties.PREF },\r\n\t\t\t\"d\": drawBounds,\r\n\t\t\t\"stroke\": \"red\",\r\n\t\t\t\"fill-opacity\": 0\r\n\t\t})\r\n\t\t.on(\"mouseover\", function(d) {\r\n\t\t\ttooltip.style(\"visibility\", \"visible\");\r\n\t\t\tcurrentClass = d3.select(this).attr(\"class\");\r\n\t\t\td3.selectAll(\".\"+currentClass).classed(\"elmenthover\", true);\r\n\t\t})\r\n\t\t.on(\"mouseout\", function(d) {\r\n\t\t\ttooltip.style(\"visibility\", \"hidden\");\t\t\r\n\t\t\td3.selectAll(\"path\").classed(\"elmenthover\", false);\t\t\t\r\n\t\t})\r\n\t\t.on(\"mousemove\", function(d){\r\n\t\t\tvar content = \"&lt;center&gt;\"+d.properties.PREF+\"&lt;\/center&gt;&lt;br\/&gt;\";\r\n\t\t\ttooltip\r\n\t\t\t .style(\"top\", (d3.event.pageY-10)+\"px\")\r\n\t\t\t .style(\"left\",(d3.event.pageX+10)+\"px\")\r\n\t\t\t .html(content);\r\n\t\t});\r\n\r\n\t\r\n\t\/\/\u30ba\u30fc\u30e0\u30a4\u30d9\u30f3\u30c8\u8a2d\u5b9a    \r\n\tvar zoom = d3.behavior.zoom().on('zoom', function(){\r\n\t   projection.scale(3000 * d3.event.scale);       \r\n\t   land.attr('d', path);       \r\n\t   bounds.attr('d', drawBounds); \r\n\t});\r\n\tsvg.call(zoom);\t \r\n\t\t\r\n\t\/\/\u30c9\u30e9\u30c3\u30b0\u30a4\u30d9\u30f3\u30c8\u8a2d\u5b9a\r\n\tvar drag = d3.behavior.drag().on('drag', function(){\r\n\t\t   var tl = projection.translate();\r\n\t\t\tprojection.translate([tl[0] + d3.event.dx, tl[1] + d3.event.dy]);\r\n\t\t\tland.attr('d', path);       \r\n\t\t\tbounds.attr('d', drawBounds);       \r\n\t\t});\r\n\tsvg.call(drag);\r\n\r\n\t\t\r\n}<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>example \u5404\u770c\u304c\u53ce\u307e\u308b\u30b5\u30a4\u30ba\u306eBOX\u3092\u63cf\u753b\u3057&hellip;<\/p>\n","protected":false},"author":1,"featured_media":3525,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[18],"tags":[],"class_list":["post-3524","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\/3524","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=3524"}],"version-history":[{"count":0,"href":"https:\/\/gunmagisgeek.com\/blog\/wp-json\/wp\/v2\/posts\/3524\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/gunmagisgeek.com\/blog\/wp-json\/wp\/v2\/media\/3525"}],"wp:attachment":[{"href":"https:\/\/gunmagisgeek.com\/blog\/wp-json\/wp\/v2\/media?parent=3524"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/gunmagisgeek.com\/blog\/wp-json\/wp\/v2\/categories?post=3524"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/gunmagisgeek.com\/blog\/wp-json\/wp\/v2\/tags?post=3524"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}