loncom/homework/functionplotresponse.pm - diff

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version 1.6, 2010/10/05 00:10:07	version 1.7, 2010/10/05 01:28:00
Line 214 ENDPLOTSCRIPT	Line 214 ENDPLOTSCRIPT
}	}

#	#
# Subroutine that generates spline $label based on stored information	# Subroutine that generates code for spline $label based on stored information
#	#

sub generate_spline {	sub generate_spline {
my ($id,$label)=@_;	my ($id,$label)=@_;
my $result='';	my $result='';
	my $order=$Apache::functionplotresponse::splineorder{$label};
	my $x=$Apache::functionplotresponse::splineinitx{$label};
	my $y=$Apache::functionplotresponse::splineinity{$label};
	my $sx=$Apache::functionplotresponse::splinescalex{$label};
	my $sy=$Apache::functionplotresponse::splinescaley{$label};
	my @coords=();
	foreach my $i (1..$order) {
	$result.=&new_coordinate($id,$label.'P'.$i,$x,$y);
	$x+=$sx/$order;
	push(@coords,$label.'P'.$i);
	$result.=&new_coordinate($id,$label.'S'.$i,$x,$y+$sy);
	$x+=$sx/$order;
	push(@coords,$label.'S'.$i);
	}
	$result.='document.ggbApplet_'.$id.'.evalCommand("Spline'.$order.'['.join(',',@coords).']");'."\n";
return $result;	return $result;
}	}
#	#
Line 273 sub start_spline {	Line 288 sub start_spline {
my $sy=&Apache::lonxml::get_param('scaley',$parstack,$safeeval);	my $sy=&Apache::lonxml::get_param('scaley',$parstack,$safeeval);
unless ($sy) { $sy=2; }	unless ($sy) { $sy=2; }
$Apache::functionplotresponse::splinescaley{$label}=$sy;	$Apache::functionplotresponse::splinescaley{$label}=$sy;
	return '';
}	}

sub end_spline {	sub end_spline {