ihontizu - 経済統計練習帳

 var lon = new Array();
 var lat = new Array();
 var city = new Array();
 
function sample() {
 
        var query = "SELECT * FROM " +
            '1DS2H6iPeWFL77foJCLonLlxWo5gkU0WuMT-KpG6X';
        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=?');
 
 
 
 for(s=1;s<5000;s++){
 lon[s]=new Array();
 lat[s]=new Array();
 }
 
 
 
        $.ajax({
            url: url.join(''),
            dataType: 'jsonp',
            success: function (data) {
                var rows = data['rows'];
 
 
 
                sx = 0;
 
                for (var i in rows) {
 
 
                   s=rows[i][0];
                   city[s]=rows[i][1];
                   sx=rows[i][2];
                   lon[s][sx]=rows[i][3];
                   lat[s][sx]=rows[i][4];
                }
 
  number = s;
 
 maxy=0;
 maxx=0;
 for(s=1;s<number;s++){
 if(lon[s][1]>maxy)maxy=lon[s][1];
 }
 
  for(s=1;s<number;s++){
 if(lat[s][1]>maxx)maxx=lat[s][1];
 }
 
 
 
 minx=maxx;
 miny=maxy;
 for(s=1;s<number;s++){
 if(lon[s][1]<miny)miny=lon[s][1];
 }
 
 for(s=1;s<number;s++){
 if(lat[s][1]<minx)minx=lat[s][1];
 }
 
 
 paint();
 
 
 
 
 
 
 
            }
        });
 
}
 
 
function paint(){
 
var sub=new svgpaint();
 
str="<svg width=\"500\" height=\"500\">";
for(s=1;s<number;s++){    
str=str+poly(s);
}
str=str+"</svg>";
 
$("#memo").html(str);   
 
}
 
function poly(s){
 
    var strx="<polygon points=\"";
  for(sx=1;sx<11;sx++){
y1=500*(lon[s][sx]-miny)/(maxy-miny);    
x1=500*(lat[s][sx]-minx)/(maxx-minx); 
  strx=strx+x1+","+(500-y1)+" ";     
  }
  strx=strx+"\"";
 strx=strx+"style=\"fill:red\"/>";
    return strx; 
 
}