えぴｖ - 経済統計練習帳

var point=new Array();
var lon=new Array();
var lat=new Array();
var number;
 
function sample() {
 
        var query = "SELECT * FROM " +
            '1i7KtVqIdeWxlQ2tPFZx5WPBaN5hQEBxHZJWVLfdN';
        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][2];
                    sx = sx + 1;
                    point[sx] = x1;
                }
 
                number = sx;
 
 
 
                paint();
 
            }
        });
 
}
 
function paint(){
 
var sub3=new svgpaint();
 
maxy=0;
miny = 99999;
 
 
delta=500/number; 
 
for (s = 1; s < number + 1;s++ ){
if(point[s]>maxy)maxy=point[s];        
if(point[s]<miny)miny=point[s];       
}
 
 
 
    str = "<svg width=\"500\" height=\"500\">";
 
for(s=1;s<number;s++){
y1 = (500*(point[s]-miny)) / (maxy-miny);
y2 = (500*(point[s+1]-miny)) / (maxy-miny);
str=str+sub3.line(s*delta,500-y1,s*delta+delta,500-y2,2,"blue");
} 
 
 
 
 
str=str+"</svg>";
 
$("#memo").html(str);   
 
}