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function [x,y,typ]=SCOPXY_f(job,arg1,arg2)
// Copyright INRIA
x=[];y=[];typ=[]
select job
case 'plot' then
standard_draw(arg1)
case 'getinputs' then
[x,y,typ]=standard_inputs(o)
case 'getoutputs' then
x=[];y=[];typ=[];
case 'getorigin' then
[x,y]=standard_origin(arg1)
case 'set' then
x=arg1;
graphics=arg1(2);label=graphics(4)
model=arg1(3);
state=model(7);
while %t do
[ok,clrs,siz,win,wpos,wdim,xmin,xmax,ymin,ymax,N,label]=getvalue(..
'Set Scope parameters',..
['color (>0) or mark (<0)';
'line or mark size';
'Output window number';
'Output window position';
'Output window sizes';
'Xmin';
'Xmax';
'Ymin';
'Ymax';
'Buffer size'],..
list('vec',1,'vec',1,'vec',1,'vec',-1,'vec',-1,'vec',1,'vec',1,..
'vec',1,'vec',1,'vec',1),label)
if ~ok then break,end //user cancel modification
mess=[];
if size(wpos,'*')<>0 &size(wpos,'*')<>2 then
mess=[mess;'Window position must be [] or a 2 vector';' ']
ok=%f
end
if size(wdim,'*')<>0 &size(wdim,'*')<>2 then
mess=[mess;'Window dim must be [] or a 2 vector';' ']
ok=%f
end
if win<0 then
mess=[mess;'Window number cannot be negative';' ']
ok=%f
end
if N<1&clrs>0 then
mess=[mess;'Buffer size must be at least 1';' ']
ok=%f
end
if N<2&clrs<0 then
mess=[mess;'Buffer size must be at least 2';' ']
ok=%f
end
if ymin>=ymax then
mess=[mess;'Ymax must be greater than Ymin';' ']
ok=%f
end
if xmin>=xmax then
mess=[mess;'Xmax must be greater than Xmin';' ']
ok=%f
end
if ok then
if wpos==[] then wpos=[-1;-1];end
if wdim==[] then wdim=[-1;-1];end
rpar=[xmin;xmax;ymin;ymax]
ipar=[win;1;N;clrs;siz;1;wpos(:);wdim(:)]
if prod(size(state))<>2*N+1 then state=-eye(2*N+1,1),end
model(7)=state;model(8)=rpar;model(9)=ipar
model(11)=[] //compatibility
graphics(4)=label;
x(2)=graphics;x(3)=model
break
end
end
case 'define' then
win=1; clrs=4;siz=1
wdim=[600;400]
wpos=[-1;-1]
N=2;
ipar=[win;1;N;clrs;1;0;1;wpos(:);wdim(:)]
xmin=-15;xmax=15;ymin=-15;ymax=+15
rpar=[xmin;xmax;ymin;ymax]
state=-eye(2*N+1,1)
model=list('scopxy',[1;1],[],1,[],[],state,rpar,ipar,'d',[],[%f %f],' ',list())
label=[sci2exp(clrs);
sci2exp(siz);
string(win);
sci2exp([]);
sci2exp(wdim);
string(xmin);
string(xmax);
string(ymin);
string(ymax);
string(N)];
gr_i=['thick=xget(''thickness'');xset(''thickness'',2);';
't=(0:0.2:2*%pi)'';';
'xx=orig(1)+(1/5+(cos(3*t)+1)*3/10)*sz(1);';
'yy=orig(2)+(1/4.3+(sin(t+1)+1)*3/10)*sz(2);';
'xpoly(xx,yy,''lines'');';
'xset(''thickness'',thick)']
x=standard_define([2 2],model,label,gr_i)
end
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