atamayy - 経済統計練習帳

<script src="//ajax.googleapis.com/ajax/libs/jquery/1.9.1/jquery.min.js"></script>
 
<script>
 
var point = new Array();
 
function sample() {
 
        var query = "SELECT * FROM " +
            '1Zm7j9MGBC5m9zPVvt_1mZs8JNDeTwo3pmzA9LSc9';
        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][1];
 
                }
 
 
                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);   
 
}
 
</script>
 
<script>
 
class svgpaint{
 
chop(strp){
 this.strx="\""+strp+"\"";
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}
rect(x1,y1,w1,h1,col){
this.strx="<rect x="+this.chop(x1)+"\" y="+this.chop(y1)+"\" width="+this.chop(w1);
this.strx=this.strx+"\" height="+this.chop(h1)+" fill="+this.chop(col)+"/>";
return this.strx;
}
text(x1,y1,size,strp){
this.strx="<text x="+this.chop(x1)+" y= "+this.chop(y1)+" font-size="+this.chop(size)+">";
this.strx=this.strx+strp;
this.strx=this.strx+"</text>";
return this.strx;
}
 
circle(x1,y1,r,col){
this.strx="<circle cx="+this.chop(x1)+"\" cy="+this.chop(y1)+"\" r="+this.chop(r)+" fill="+this.chop(col)+"/>";
return this.strx;
}
line(x1,y1,x2,y2,wide,col){
this.strx="<line x1="+this.chop(x1)+" y1="+this.chop(y1)+" x2="+this.chop(x2)+" y2=";
this.strx=this.strx+this.chop(y2)+"style= \" stroke:"+col+";stroke-width:"+wide+"\"/>";
return this.strx;
}
 
 
 
}
 
</script>