Javascript 如何使用js/geomap以不同的颜色绘制每个城市?

Javascript 如何使用js/geomap以不同的颜色绘制每个城市?,javascript,html,geomap,Javascript,Html,Geomap,我有一个非常简单的代码: https://gist.github.com/ndemir/9902237 load(“可视化”、“1”、{packages:[“geomap”]}); setOnLoadCallback(drawChart\uUCGChart\uChart\uDiv); 功能图\u ucGChart\u图表\u div(){ var data=new google.visualization.DataTable(); data.addColumn('string','City

我有一个非常简单的代码:

https://gist.github.com/ndemir/9902237


load(“可视化”、“1”、{packages:[“geomap”]});
setOnLoadCallback(drawChart\uUCGChart\uChart\uDiv);
功能图\u ucGChart\u图表\u div(){
var data=new google.visualization.DataTable();
data.addColumn('string','City');
data.addColumn('number','Popularity');
data.addRows([
[“TR-35”,75],
[“TR-33”,34]
]); 
变量选项={
“高度”:500,
“宽度”:800,
“数据模式”:“区域”,
“地区”:“TR”,
“颜色”:[0xFF8747,0xFFB581,0xc06000]//橙色
} 
var chart=newgoogle.visualization.GeoMap(地图画布);
图表。绘制(数据、选项);返回图表;
}


我想用不同的颜色来描绘每个城市,如何做到这一点?

请出示JSFIDLE..@Jatin
 <html>
   <head>
     <script type='text/javascript' src='http://www.google.com/jsapi'></script>
     <script type='text/javascript'>
       google.load("visualization", "1", {packages:["geomap"]});
       google.setOnLoadCallback(drawChart_ucGChart_chart_div); 
       function drawChart_ucGChart_chart_div() {
       var data = new google.visualization.DataTable();
       data.addColumn('string', 'City');
       data.addColumn('number', 'Popularity'); 
       data.addRows([
         ["TR-35", 75],
         ["TR-33", 34]
       ]); 
       var options = {
       "height":500,
       "width":800,
       "dataMode":"regions",
       "region":"TR",
       "colors": [0xFF8747, 0xFFB581, 0xc06000] //orange colors
     } 
    var chart = new google.visualization.GeoMap(map_canvas);
    chart.draw(data, options); return chart;
  }

</script>