px3 - 経済統計練習帳

var p=new Array();
var lon=new Array();
var lat=new Array();
var number;
 
function sample() {
 
        var query = "SELECT * FROM " +
            '12F5kYxKXUjQOL-DLFu6L4x6jXvnztJEKCT4OalD6';
        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][0];
                    var x2 = rows[i][1];
                    var x3 = rows[i][2];
                    sx = sx + 1;
                    lon[sx] = x3;
                    lat[sx] = x2;
                    p[sx] = x1;
                }
 
                number = sx;
 
                paint();
 
            }
        });
 
}
 
function paint(){
 
var sub3=new svgpaint();
 
maxy=0;
maxx =0;
minx = 8888;
miny = 9999;
 
 
for (s = 1; s < number + 1;s++ ){
    y1 = lon[s];
    x1 = lat[s];
    if (x1 < 100) x1 = 140;
    if (y1 < 10) y1 = 40;
 
if(y1>maxy)maxy=lon[s];    
if(x1>maxx)maxx=lat[s];    
if(y1<miny)miny=lon[s];    
if(x1<minx)minx=lat[s];    
}
 
 
 
    str = "<svg width=\"500\" height=\"500\">";
 
for(s=1;s<number+1;s++){
    y1 = (500*(lon[s]-miny)) / (maxy-miny);
    x1 = (500*(lat[s]-minx)) / (maxx-minx);
if(p[s]>1)str=str+sub3.rect(x1,500-y1,1,1,"green");   
if(p[s]>50000)str=str+sub3.rect(x1,500-y1,1,1,"yellow");   
if(p[s]>100000)str=str+sub3.rect(x1,500-y1,1,1,"pink");   
if(p[s]>500000)str=str+sub3.rect(x1,500-y1,1,1,"red");
} 
 
 
 
str=str+"</svg>";
 
$("#memo").html(str);   
 
}