{"id":972,"date":"2015-03-18T09:30:11","date_gmt":"2015-03-18T01:30:11","guid":{"rendered":"http:\/\/www.daliane.com\/?p=972"},"modified":"2015-03-18T09:30:11","modified_gmt":"2015-03-18T01:30:11","slug":"d3_js_xue_xi_bi_ji_shi_qi_zhong_guo_di_tu_zhi_di_tu_fu_zhi","status":"publish","type":"post","link":"http:\/\/www.daliane.com\/category\/jinjiaoyou\/d3_js_xue_xi_bi_ji_shi_qi_zhong_guo_di_tu_zhi_di_tu_fu_zhi\/","title":{"rendered":"D3.js\u5b66\u4e60\u7b14\u8bb0\u5341\u4e03:\u4e2d\u56fd\u5730\u56fe\u4e4b\u5730\u56fe\u8d4b\u503c"},"content":{"rendered":"

\u5730\u56fe(d3.geo (Geography))\u2014\u2014\u4e3a\u5730\u56fe\u6307\u5b9a\u503c<\/p>\n

\u4e3a\u5730\u56fe\u8d4b\u503c\u7684\u6838\u5fc3\u601d\u60f3\u5c31\u662f\u6839\u636eID\u6216\u8005\u7701\u4efd\u540d\u79f0\u5c06\u5bf9\u5e94\u7684\u6570\u636e\u6620\u5c04\u5230\u4e00\u8d77\u3002\u4e00\u79cd\u6bd4\u8f83\u7075\u6d3b\u7684\u601d\u8def\u5c31\u662f\uff0c\u4e0d\u6539\u53d8\u5730\u56fe\u6570\u636e\uff0c\u5c06\u6570\u636e\u7684\u5bf9\u5e94\u5173\u7cfb\u653e\u5230\u5730\u56fe\u7684\u9f20\u6807\u54cd\u5e94\u90e8\u5206\u53bb\u3002\u90a3\u4e48\u9996\u5148\u6211\u4eec\u4e3a\u5730\u56fe\u7684\u8def\u5f84\u8bbe\u7f6e\u9f20\u6807\u54cd\u5e94\uff0c\u63a5\u4e0b\u6765\u5904\u7406\u54cd\u5e94\u51fd\u6570\u3002\u4e3a\u4e86\u65b9\u4fbf\uff0c\u6211\u4eec\u5c06\u4e0a\u4e00\u8282\u7684\u5730\u56fe\u6253\u5305\u6210\u4e00\u4e2a\u7c7b,\u4ee3\u7801\u5982\u4e0b\uff1a<\/p>\n

\n
\n
ChinaMap = function(parent) {
\nthis.parent = parent;
\nthis.mapPart = null;<\/p>\n

\/\/\u5728\u65b9\u6cd5\u4e2d\u5f15\u7528\u7236\u7c7b\u7684\u6307\u4ee3\u53d8\u91cf
\nthat = this;<\/p>\n

\/\/\u6784\u9020\u51fd\u6570
\nfunction init() {
\nd3.json(“json\/china_simplify.json”,
\nfunction(error, data) {
\nvar projection = d3.geo.mercator().center([107, 31]).scale(350).translate([230, 260]);<\/p>\n

\/\/\u751f\u6210\u8def\u5f84\u96c6
\nvar path = d3.geo.path().projection(projection);<\/p>\n

\/\/\u751f\u6210\u533a\u5757\u96c6
\nthat.mapPart = svg.selectAll(“path”).data(data.features).enter().append(“g”);<\/p>\n

that.mapPart.append(“path”).attr(“d”, path).attr(“fill”, “#09F”);<\/p>\n

that.mapPart.append(“title”).text(function(d) {
\nreturn d.properties.name;
\n});<\/p>\n

\/\/\u521d\u59cb\u5316\u5b8c\u6bd5\uff0c\u53d1\u9001\u6d88\u606f
\nfireEvent(“loadComplete”, {
\n“sender”: that
\n});
\n});
\n}<\/p>\n

\/\/\u6fc0\u6d3b\u6784\u9020\u51fd\u6570
\ninit();<\/p>\n

\/\/\u4e8b\u4ef6\u961f\u5217
\nvar listeners = {};<\/p>\n

\/\/\u5982\u679c\u6709\u4fa6\u542c\uff0c\u5219\u89e6\u53d1\u4e8b\u4ef6
\nvar fireEvent = function(eventName, eventProperties) {
\nif (!listeners[eventName]) return;
\nfor (var i = 0; i < listeners[eventName].length; i++) {
\nlisteners[eventName][i](eventProperties);
\n}
\n};<\/p>\n

\/\/\u6ce8\u518c\u4fa6\u542c\u5230\u7c7b
\nthis.addListener = function(eventName, callback) {
\nif (!listeners[eventName]) listeners[eventName] = [];
\nlisteners[eventName].push(callback);
\n};<\/p>\n

\/\/\u4ece\u7c7b\u91cc\u9762\u79fb\u9664\u4fa6\u542c
\nthis.removeListener = function(eventName, callback) {
\nif (!listeners[eventName]) return;
\nfor (var i = 0; i < listeners[eventName].length; i++) {
\nif (listeners[eventName][i] == callback) {
\ndelete listeners[eventName][i];
\nreturn;
\n}
\n}
\n};
\n}<\/p><\/div>\n<\/blockquote>\n<\/div>\n

\u56e0\u4e3a\u9700\u8981\u5f02\u6b65\u52a0\u8f7d\u5730\u56fe\u6570\u636e\u624d\u80fd\u5b8c\u6210\u521d\u59cb\u5316\uff0c\u56e0\u6b64\u6dfb\u52a0\u4e86\u4e8b\u4ef6\u54cd\u5e94\u3010loadComplete\u3011\uff0c\u6211\u4eec\u5bf9\u5730\u56fe\u7684\u8bbe\u7f6e\u548c\u64cd\u4f5c\u90fd\u5e94\u8be5\u5728\u5730\u56fe\u52a0\u8f7d\u5b8c\u6bd5\u5e76\u521d\u59cb\u5316\u4e4b\u540e\u8fdb\u884c\u3002\u6709\u4e86\u8fd9\u4e2a\u7c7b\uff0c\u6211\u4eec\u53ea\u9700\u54cd\u5e94\u5730\u56fe\u7c7b\u7684\u3010loadComplete\u3011\u4e8b\u4ef6\uff0c\u5c31\u53ef\u4ee5\u8fdb\u884c\u6211\u4eec\u7684\u5730\u56fe\u64cd\u4f5c\u3002<\/p>\n

\n
\n
<script type=”text\/javascript”>
\nvar svg=d3.select(“body”)
\n.append(“svg”)
\n.attr(“width”,600)
\n.attr(“height”,400);<\/p>\n

var map=new ChinaMap(svg);
\nmap.addListener(“loadComplete”,setMouseEvent);
\nfunction setMouseEvent()
\n{
\nmap.mapPart.selectAll(“path”)
\n.on(“click”,function(d){
\nalert(d.properties.id);
\nd3.select(this)
\n.attr(“fill”,”#F00″);
\n})
\n.on(“mouseover”,function(d){
\nd3.select(this)
\n.attr(“fill”,”#F00″);
\n})
\n.on(“mouseout”,function(d){
\nd3.select(this)
\n.attr(“fill”,”#09F”);
\n});<\/p>\n

}
\n<\/script><\/p><\/div>\n<\/blockquote>\n<\/div>\n

\u56e0\u4e3a\u9700\u8981\u5f02\u6b65\u52a0\u8f7d\u5730\u56fe\u6570\u636e\u624d\u80fd\u5b8c\u6210\u521d\u59cb\u5316\uff0c\u56e0\u6b64\u6dfb\u52a0\u4e86\u4e8b\u4ef6\u54cd\u5e94\u3010loadComplete\u3011\uff0c\u6211\u4eec\u5bf9\u5730\u56fe\u7684\u8bbe\u7f6e\u548c\u64cd\u4f5c\u90fd\u5e94\u8be5\u5728\u5730\u56fe\u52a0\u8f7d\u5b8c\u6bd5\u5e76\u521d\u59cb\u5316\u4e4b\u540e\u8fdb\u884c\u3002\u6709\u4e86\u8fd9\u4e2a\u7c7b\uff0c\u6211\u4eec\u53ea\u9700\u54cd\u5e94\u5730\u56fe\u7c7b\u7684\u3010loadComplete\u3011\u4e8b\u4ef6\uff0c\u5c31\u53ef\u4ee5\u8fdb\u884c\u6211\u4eec\u7684\u5730\u56fe\u64cd\u4f5c\u3002<\/p>\n

\"17\"<\/a><\/p>\n

demo17<\/a>\u00a0 \u00a0 \u00a0\u00a0\u793a\u4f8b\u4ee3\u7801\u5730\u5740<\/p>\n

china_simplify (2)<\/a>\u00a0 \u00a0json<\/p>\n

 <\/p>\n","protected":false},"excerpt":{"rendered":"

\u5730\u56fe(d3.geo (Geography))\u2014\u2014\u4e3a\u5730\u56fe\u6307\u5b9a\u503c \u4e3a\u5730\u56fe\u8d4b\u503c\u7684\u6838\u5fc3\u601d\u60f3\u5c31\u662f\u6839\u636eID\u6216\u8005\u7701\u4efd\u540d\u79f0\u5c06\u5bf9…<\/p>\n","protected":false},"author":2,"featured_media":973,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"footnotes":""},"categories":[38,60],"tags":[55,233],"_links":{"self":[{"href":"http:\/\/www.daliane.com\/category\/jinjiaoyou\/wp-json\/wp\/v2\/posts\/972"}],"collection":[{"href":"http:\/\/www.daliane.com\/category\/jinjiaoyou\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.daliane.com\/category\/jinjiaoyou\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.daliane.com\/category\/jinjiaoyou\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"http:\/\/www.daliane.com\/category\/jinjiaoyou\/wp-json\/wp\/v2\/comments?post=972"}],"version-history":[{"count":1,"href":"http:\/\/www.daliane.com\/category\/jinjiaoyou\/wp-json\/wp\/v2\/posts\/972\/revisions"}],"predecessor-version":[{"id":976,"href":"http:\/\/www.daliane.com\/category\/jinjiaoyou\/wp-json\/wp\/v2\/posts\/972\/revisions\/976"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/www.daliane.com\/category\/jinjiaoyou\/wp-json\/wp\/v2\/media\/973"}],"wp:attachment":[{"href":"http:\/\/www.daliane.com\/category\/jinjiaoyou\/wp-json\/wp\/v2\/media?parent=972"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.daliane.com\/category\/jinjiaoyou\/wp-json\/wp\/v2\/categories?post=972"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.daliane.com\/category\/jinjiaoyou\/wp-json\/wp\/v2\/tags?post=972"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}