version 1.57, 2011/03/31 16:10:07
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version 1.61, 2011/04/05 02:29:22
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Line 333 ENDYOFFAXISLABEL
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Line 333 ENDYOFFAXISLABEL
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return $return; |
return $return; |
} |
} |
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# |
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# Subroutine to produce background and answer plots |
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# |
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sub plot_script { |
sub plot_script { |
my ($id,$function,$fixed,$label,$color,$xmin,$xmax,$thickness)=@_; |
my ($id,$function,$fixed,$label,$color,$xmin,$xmax,$thickness)=@_; |
$label=~s/\W//g; |
$label=~s/\W//g; |
Line 366 sub plot_script {
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Line 370 sub plot_script {
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} |
} |
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# |
# |
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# Answer spline display |
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# |
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# points: x,y,slope_x,slope_y |
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sub answer_spline_script { |
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my ($id,@points)=@_; |
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my $order=int(($#points+1)/4); |
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if ($order<2) { $order=2; } |
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if ($order>8) { $order=8; } |
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$Apache::functionplotresponse::counter++; |
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my $label='CSpline'.$Apache::functionplotresponse::counter; |
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my $output='document.ggbApplet_'.$id.'.evalCommand("'.$label.'=Spline'.$order.'['; |
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for (my $i=0;$i<=$#points;$i+=4) { |
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$output.="($points[$i],$points[$i+1]),($points[$i+2],$points[$i+3]),"; |
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} |
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$output=~s/\,$//; |
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$output.=']");'."\n"; |
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for (my $i=2; $i<2*$order; $i+=2) { |
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$output.='document.ggbApplet_'.$id.'.setColor("'.$label.'_'.($i>=10?'{':'').$i.($i>=10?'}':'').'",0,170,0);'."\n"; |
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} |
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for (my $i=1; $i<2*$order; $i+=2) { |
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$output.='document.ggbApplet_'.$id.'.setVisible("'.$label.'_'.($i>=10?'{':'').$i.($i>=10?'}':'').'",false);'."\n"; |
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} |
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return $output; |
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} |
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# |
# Subroutine that generates code for spline $label based on stored information |
# Subroutine that generates code for spline $label based on stored information |
# |
# |
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Line 847 sub start_functionplotresponse {
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Line 879 sub start_functionplotresponse {
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['yes','no'],$token).'<br />'. |
['yes','no'],$token).'<br />'. |
&Apache::edit::select_arg('Grid visible:','gridvisible', |
&Apache::edit::select_arg('Grid visible:','gridvisible', |
['yes','no'],$token).'<br />'. |
['yes','no'],$token).'<br />'. |
&Apache::edit::text_arg('Background plot(s) for answer (function:xmin:xmax,function:xmin:xmax,...):', |
&Apache::edit::text_arg('Background plot(s) for answer (function(x):xmin:xmax,function(x):xmin:xmax,x1:y1:sx1:sy1:x2:y2:sx2:sy2,...):', |
'answerdisplay',$token,'50'); |
'answerdisplay',$token,'50'); |
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&Apache::edit::end_row().&Apache::edit::start_spanning_row(); |
&Apache::edit::end_row().&Apache::edit::start_spanning_row(); |
Line 1219 sub end_functionplotelements {
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Line 1251 sub end_functionplotelements {
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my $answerdisplay=&Apache::lonxml::get_param('answerdisplay',$parstack,$safeeval,-2); |
my $answerdisplay=&Apache::lonxml::get_param('answerdisplay',$parstack,$safeeval,-2); |
if ($answerdisplay=~/\S/s) { |
if ($answerdisplay=~/\S/s) { |
foreach my $plot (split(/\s*\,\s*/,$answerdisplay)) { |
foreach my $plot (split(/\s*\,\s*/,$answerdisplay)) { |
my ($func,$xl,$xh)=split(/\s*\:\s*/,$plot); |
my @components=split(/\s*\:\s*/,$plot); |
if ((!defined($xl)) || ($xl eq '')) { $xl=$xmin; } |
if ($#components<3) { |
if ((!defined($xh)) || ($xh eq '')) { $xh=$xmax; } |
# Just a simple plot |
$result.=&plot_script($internalid,$func,1,'','00aa00',$xl,$xh,6); |
my ($func,$xl,$xh)=@components; |
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if ((!defined($xl)) || ($xl eq '')) { $xl=$xmin; } |
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if ((!defined($xh)) || ($xh eq '')) { $xh=$xmax; } |
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$result.=&plot_script($internalid,$func,1,'','00aa00',$xl,$xh,6); |
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} else { |
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# This is a spline |
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$result.=&answer_spline_script($internalid,@components); |
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} |
} |
} |
} |
} |
} |
} |