kj８ - 経済統計練習帳

var x_pol=new Array();
var y_pol=new Array();
var number_pol;
var col; 
 
function sample(){
 
col="blue";
 
number_pol=4;
 
x_pol[1]=0;
y_pol[1]=10;
x_pol[2]=0;
y_pol[2]=-10;
x_pol[3]=100;
y_pol[3]=-8;
x_pol[4]=100;
y_pol[4]=8;
 
for (s = 1; s < 5;s++ ){
x_pol[s]=250+x_pol[s];
y_pol[s]=250+y_pol[s];   
}
 
 
 
    paint(); 
 
 
}
 
function paint(){
 
    var sub = new svgpaint();
 
 
str="<svg width=\"700\" height=\"700\">";
str=str+poly(col);
str = str + sub.circle(250, 250, 10, col);
str = str + sub.circle(350, 250, 8, col);
str=str+"</svg>";
 
$("#memo").html(str);
 
 
}
 
function poly(col){
 
var str,data;
var s;
data="";
for(s=1;s<number_pol;s++){
data=data+x_pol[s]+","+y_pol[s]+",";
}
s=number_pol;
data=data+x_pol[s]+","+y_pol[s];
 
str="<polygon fill="+chopx(col)+" points="+chopx(data)+"/>";
 
return str; 
}
 
function chopx(str){
 
var strx;
 
strx="\""+str+"\"";
 
return strx;
 
}