cv455 - 経済統計練習帳

var lon=new Array();
var lat=new Array();
var lonx=new Array();
var latx=new Array();
var line=new Array();
var namex=new Array();
var point=new Array();
var number,dicnumber,number_line;
var dic=new Array();
var dic_line=new Array();
 
 
  google.load('visualization', '1', { 'packages': ['map'] });
 
function sample() {
 
 
 
 
 
         var query = "SELECT * FROM " +
            '1CinVky9nAgONDE-OWu-JLJu_YldV2Uyd_v-6bgeu';
        var encodedQuery = encodeURIComponent(query);
 
        var url = ['https://www.googleapis.com/fusiontables/v1/query'];
        url.push('?sql=' + encodedQuery);
        url.push('&key=AIzaSyAH0WCAXRIdHdbI-6bnMSN4kVDDZZmGyqY');
        url.push('&callback=?');
 
 
 
        $.ajax({
            url: url.join(''),
            dataType: 'jsonp',
            success: function (data) {
                var rows = data['rows'];
 
                 sx = 0;
 
                for (var i in rows) {
                    var x1 = rows[i][3];
                    var x2 = rows[i][4];
                    var x3=rows[i][2];
                   var x4=rows[i][1];
                   var x5=rows[i][0];
                   if(x3=="東日本旅客鉄道")sx=sx+1;
                   if(x3=="東日本旅客鉄道")line[sx]=x4;
                   if(x3=="東日本旅客鉄道")namex[sx]=x5;
                   if(x3=="東日本旅客鉄道")lon[sx] = x2;
                   if(x3=="東日本旅客鉄道")lat[sx] = x1;
                }
 
                number = sx;
 
 
 
 
 
 a="東京";
 
 
 
 maxx=0;
 minx=999;
 for(s=1;s<number+1;s++){
 if(lat[s]>maxx)maxx=lat[s];
 if(lat[s]<minx)minx=lat[s];
 }
 
 maxy=0;
 miny=999;
 for(s=1;s<number+1;s++){
 if(lon[s]>maxy)maxy=lon[s];
 if(lon[s]<miny)miny=lon[s];
 }
 
 
var timer;
var delay = 1000;
 
var loop = function () {
 
 
 
 
 
 sx=0;
 for(s=1;s<number+1;s++){
 if(namex[s]==a)sx=sx+1;
 if(namex[s]==a)dic_line[sx]=line[s];
 }
 
number_line=sx;
 
 
 
 n=0;
 for(s=1;s<number+1;s++){
 h=0;
for(sx=1;sx<number_line+1;sx++){
if(dic_line[sx]==line[s])h=100;
}
if(h>50)n=n+1;
if(h>50)dic[n]=namex[s]; 
}
 
 dicnumber=n;
 
 n1=dicnumber*Math.random();
 n2=Math.floor(n1)+1;
 
 a=dic[n2];
 
 for(s=1;s<number+1;s++){
 point[s]=0;    
 }
 
 
 for(s=1;s<number+1;s++){
 if(a==namex[s])point[s]=100;    
 }
 
 
 
 
paint();
 
    clearTimeout(timer);
    timer = setTimeout(loop, delay);
}
 
loop();
 
 
 
 
 
 
            }
        });
 
}
 
function paint(){
 
var sub=new svgpaint();
 
str="<svg width=\"500\" height=\"500\">";
str=str+sub.rect(0,0,500,500,"blue"); 
for(s=1;s<number+1;s++){
x1=500*(lat[s]-minx)/(maxx-minx);
y1=500*(lon[s]-miny)/(maxy-miny);
str=str+sub.rect(x1,500-y1,2,2,"green");
if(point[s]>50)str=str+sub.rect(x1,500-y1,10,10,"red");
}
 
str=str+"</svg>";
 
$("#memo").html(str);   
 
}