ekitika - 経済統計練習帳

var namex=new Array();
var p=new Array();
var lon=new Array();
var lat=new Array();
var number;
 
function sample() {
 
        var query = "SELECT 'sta',code_sta,price FROM " +
            '1Zxoj7aNWR9R_1Ppm60eX8dp9i6rnRYAaJKYalPb6';
        query = query + " where code_line=" + 272;
        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 xx=rows[i][0];
                    var n = rows[i][1];
                    var x3 = rows[i][2];
                    sx = sx + 1;
         namex[n]=xx;
                    p[n] = x3;
                }
 
 
                number = sx;
 
                paint();
 
            }
        });
 
}
 
function paint(){
 
var sub3=new svgpaint();
 
maxx=0;
minx = 99999999999;
for(s=1;s<number+1;s++){
if(p[s]>maxx)maxx=p[s];
if(p[s]<minx)minx=p[s];
} 
 
 
 
 delta=500/number;
 
    str = "<svg width=\"500\" height=\"500\">";
 
for(s=1;s<number;s++){
x1 = (400*(p[s]-minx)) / (maxx-minx); 
y1 = (400*(p[s+1]-minx)) / (maxx-minx); 
str=str+sub3.line(s*delta,500-x1,s*delta+delta,500-y1,2,"red");
} 
 
for(s=1;s<number+1;s++){   
x1 = (400*(p[s]-minx)) / (maxx-minx); 
str=str+sub3.text(delta*s,500-x1,10,namex[s]);
} 
 
 
str=str+"</svg>";
 
$("#memo").html(str);   
 
}