p7655 - 経済統計練習帳

<html>
<head>
<meta charset="utf-8">
<script src="https://www.google.com/jsapi"></script>    
<script  src="jquery.js"></script>
<script  src="sample.js"></script>
<script  src="svgpaint.js"></script>
</head>
<body onload="sample()">
  <div id="memo" style="width: 900; height: 500"></div>
</body>
</html>
 
 
var point = new Array();
 
function sample() {
 
        var query = "SELECT * FROM " +
            '14MDxUAJdMXq2es8iHILoq5brb5AmfW24RZr08xIJ';
        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;
  point[sx]=rows[i][0];
 
                }
 
 
                number = sx;
 
 
paint();
 
 
 
 
 
 
 
 
            }
        });
 
}
 
function paint(){
 
var sub=new svgpaint();
 
str="<svg width=\"500\" height=\"500\">";
 
maxc = 0;
for (s = 1; s < number + 1;s++ ){
if (point[s] > maxc) maxc = point[s];
}
 
minc = maxc;
for (s = 1; s < number + 1;s++ ){
if (point[s] < minc) minc = point[s];
}
 
 
for(s=1;s<number;s++){
c1 = 500 * (point[s]-minc) / (maxc-minc);    
c2 = 500 * (point[s+1]-minc) / (maxc-minc);
str=str+sub.line(10*s,500-c1,10*s+10,500-c2,3,"red");    
} 
 str=str+sub.line(0,0,0,500,3,"blue");    
 str=str+sub.line(0,500,500,500,3,"blue");    
 
 
str=str+"</svg>";
 
$("#memo").html(str);   
 
}