p5p56 - 経済統計練習帳

var lon=new Array();
var lat=new Array();
var number; 
 
 
function sample() {
 
 
 
        var query = "SELECT * FROM " +'1MjrTsel1qq5UQs6E1x0R4boJPNJs5rJpDAaPGmLc';
        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;
                    lon[sx] = rows[i][6];
                    lat[sx] = rows[i][7];
                }
 
 
                number = sx;
                maxy = 0;
                maxx = 0;
                for (s = 1; s < number + 1; s++) {
                if (lon[s] > maxy) maxy = lon[s];
                if (lat[s] > maxx) maxx = lat[s];
                }
 
                miny = maxy;
                minx = maxx;
                for (s = 1; s < number + 1; 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++){
    x1 = 500*(lat[s] - minx) / (maxx - minx);
    y1 = 500*(lon[s] - miny) / (maxy - miny);
 
str=str+sub.rect(x1,500-y1,2,2,"red");
} 
 
 
str=str+"</svg>";
 
$("#memo").html(str);   
 
}