v2v2p - 経済統計練習帳

var lon=new Array();
var lat=new Array();
var lonx=new Array();
var latx=new Array();
var number_line=new Array();
var dic=new Array();
var number,dicnumber;
 var code=new Array();
 
 
  google.load('visualization', '1', { 'packages': ['map'] });
 
function sample() {
 
 
 
 
 
         var query = "SELECT * FROM " +
            '1bMkg8EJMEjp5xbKliBawg1gLXNb_2ZdosGUI-TEq';
        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) {
            sx=sx+1;
            code[sx]=rows[i][0];
               var x1 = rows[i][2];
               var x2 = rows[i][3];
                    lon[sx] = x1;
                    lat[sx] = x2;
                }
 
                number = sx;
 
 
                dicnumber=0;
                for(s=1;s<number+1;s++){
                h=0;
                for(sx=1;sx<dicnumber+1;sx++){
                if(code[s]==dic[sx])h=100;    
                }
                if(h<50)dicnumber=dicnumber+1;
                if(h<50)dic[dicnumber]=code[s];
                }
 
 
 
 
               for(s=1;s<dicnumber+1;s++){
                n=0;
                lonx[s]=new Array();
                latx[s]=new Array();
                for(sx=1;sx<number+1;sx++){
                if(code[sx]==dic[s])n=n+1;    
                if(code[sx]==dic[s])lonx[s][n]=lon[sx];    
                if(code[sx]==dic[s])latx[s][n]=lat[sx];    
                    }
            number_line[s]=n;
                }
 
 
 
 
 maxy=0;
 maxx=0;
 minx=500;
 miny=500;
 for(s=1;s<number+1;s++){
 if(lon[s]>maxy)maxy=lon[s];
 if(lat[s]>maxx)maxx=lat[s];
 if(lon[s]<miny)miny=lon[s];
 if(lat[s]<minx)minx=lat[s];
 }
 
 
paint();
 
 
 
            }
        });
 
}
 
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++){
for(sx=1;sx<number_line[s];sx++){
x1=500*(latx[s][sx]-minx)/(maxx-minx);
y1=500*(lonx[s][sx]-miny)/(maxy-miny);
x2=500*(latx[s][sx+1]-minx)/(maxx-minx);
y2=500*(lonx[s][sx+1]-miny)/(maxy-miny);
str=str+sub.line(x1,500-y1,x2,500-y2,2,"red");
}}
    str=str+"</svg>";
 
   $("#memo").html(str);
 
 
 
}