多角形 - 経済統計練習帳

var x=new Array();
var y=new Array();
var number;
 
function sample(){
 
var str,col;
 
var hip,leg,west;
var dou;
var hand;
var sh;
 
hip=80;
west=50;
dou=150;
leg=250;
hand=80;
sh=80;
 
col="red";
 
number=12;
 
x[1]=0;
y[1]=0;
x[2]=-hip/2;
y[2]=leg;
x[3]=-hip;
y[3]=0;
x[4]=-west;
y[4]=-dou;
x[5]=-west;
y[5]=-dou;
x[6]=-west-hand;
y[6]=0;
x[7]=-west;
y[7]=-dou-sh;
x[8]=west;
y[8]=-dou-sh;
x[9]=west+hand;
y[9]=0;
x[10]=west;
y[10]=-dou;
x[11]=hip;
y[11]=0;
x[12]=hip/2;
y[12]=leg;
 
for(s=1;s<number+1;s++){
x[s]=x[s]+300;
y[s]=y[s]+300
}
 
 
str="<svg width=\"700\" height=\"700\">";
str=str+poly(col);
str=str+"</svg>";
 
$("#memo").html(str);
 
}
 
function poly(col){
 
var str,data;
var s;
data="";
for(s=1;s<number;s++){
data=data+x[s]+","+y[s]+",";
}
s=number;
data=data+x[s]+","+y[s];
 
str="<polygon fill="+chop(col)+" points="+chop(data)+"/>";
 
return str; 
}
 
function chop(str){
 
var strx;
 
strx="\""+str+"\"";
 
return strx;
 
}