version 1.9, 2010/10/09 00:00:04
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version 1.14, 2010/10/17 22:32:19
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Line 33 use Apache::lonlocal;
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Line 33 use Apache::lonlocal;
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use Apache::lonnet; |
use Apache::lonnet; |
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BEGIN { |
BEGIN { |
&Apache::lonxml::register('Apache::functionplotresponse',('functionplotresponse','backgroundplot','spline')); |
&Apache::lonxml::register('Apache::functionplotresponse',('functionplotresponse','backgroundplot','spline','splinerule')); |
} |
} |
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# |
# |
Line 116 ENDGGBINIT
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Line 116 ENDGGBINIT
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# |
# |
# Each Geogebra applet is supposed to call this when parameters change |
# Each Geogebra applet is supposed to call this when parameters change |
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# Changes the hidden fields on the web page |
# |
# |
sub update_script { |
sub update_script { |
my ($id)=@_; |
my ($id)=@_; |
Line 177 sub generate_input_field {
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Line 178 sub generate_input_field {
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# |
# |
sub new_coordinate { |
sub new_coordinate { |
my ($id,$variable,$x,$y)=@_; |
my ($id,$variable,$x,$y)=@_; |
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if (defined($Apache::functionplotresponse::previous{&field_name($id,$variable,'x')})) { |
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$x=$Apache::functionplotresponse::previous{&field_name($id,$variable,'x')}; |
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} |
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if (defined($Apache::functionplotresponse::previous{&field_name($id,$variable,'y')})) { |
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$y=$Apache::functionplotresponse::previous{&field_name($id,$variable,'y')}; |
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} |
&generate_input_field($id,$variable,$x,$y); |
&generate_input_field($id,$variable,$x,$y); |
return &set_coordinate($id,$variable,$x,$y).&update_register($id,$variable); |
return &set_coordinate($id,$variable,$x,$y).&update_register($id,$variable); |
} |
} |
Line 217 sub axes_script {
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Line 224 sub axes_script {
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ENDAXESSCRIPT |
ENDAXESSCRIPT |
} |
} |
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sub axes_label { |
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my ($id,$xlabel,$ylabel)=@_; |
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unless ($xlabel || $ylabel) { return ''; } |
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my $return='document.ggbApplet_'.$id.'.evalCommand("topRight=Corner[3]");'; |
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if ($xlabel) { |
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$return.=(<<ENDXAXISLABELSCRIPT); |
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document.ggbApplet_$id.evalCommand("Xlabel=(x(topRight)-AxisStepX[],AxisStepY[]/6)"); |
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document.ggbApplet_$id.setVisible("Xlabel",false); |
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document.ggbApplet_$id.evalCommand("Text[\\"$xlabel\\", Xlabel]"); |
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ENDXAXISLABELSCRIPT |
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} |
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if ($ylabel) { |
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$return.=(<<ENDYAXISLABELSCRIPT); |
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document.ggbApplet_$id.evalCommand("Ylabel=(AxisStepX[]/6,y(topRight)-AxisStepY[]/3)"); |
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document.ggbApplet_$id.setVisible("Ylabel",false); |
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document.ggbApplet_$id.evalCommand("Text[\\"$ylabel\\", Ylabel]"); |
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ENDYAXISLABELSCRIPT |
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} |
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return $return; |
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} |
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sub plot_script { |
sub plot_script { |
my ($id,$function,$fixed)=@_; |
my ($id,$function,$fixed)=@_; |
if ($fixed) { |
if ($fixed) { |
# Use stupid trick to nail this to a location |
# Use stupid trick to nail this to a location |
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# Oddly, it seems like only one plot cannot be nailed to a location |
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# Non-nailed-down plots apparently get overwritten |
return (<<ENDPLOTSCRIPT); |
return (<<ENDPLOTSCRIPT); |
document.ggbApplet_$id.evalCommand("a=1"); |
document.ggbApplet_$id.evalCommand("a=1"); |
document.ggbApplet_$id.setVisible("a",false); |
document.ggbApplet_$id.setVisible("a",false); |
Line 269 sub start_backgroundplot {
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Line 299 sub start_backgroundplot {
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unless ($function) { $function="0"; } |
unless ($function) { $function="0"; } |
if ($target eq 'web') { |
if ($target eq 'web') { |
$result.=&plot_script($internalid,$function,$fixed); |
$result.=&plot_script($internalid,$function,$fixed); |
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} elsif ($target eq 'edit') { |
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$result=&Apache::edit::tag_start($target,$token,'Background Function Plot'). |
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&Apache::edit::text_arg('Function:','function', |
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$token,'16'). |
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&Apache::edit::select_arg('Fixed location:','fixed', |
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['yes','no'],$token). |
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&Apache::edit::end_row(); |
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} elsif ($target eq 'modified') { |
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my $constructtag=&Apache::edit::get_new_args($token,$parstack, |
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$safeeval,'function','fixed'); |
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if ($constructtag) { $result=&Apache::edit::rebuild_tag($token); } |
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} |
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return $result; |
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} |
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sub end_backgroundplot { |
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my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
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my $result=''; |
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if ($target eq 'edit') { |
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$result=&Apache::edit::end_table(); |
} |
} |
return $result; |
return $result; |
} |
} |
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sub end_backgroundplot { |
# |
return ''; |
# <splinerule ... /> |
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# |
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sub start_splinerule { |
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my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
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my $result=''; |
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my $internalid = $Apache::inputtags::part.'_'.$Apache::inputtags::response[-1]; |
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if ($target eq 'edit') { |
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$result=&Apache::edit::tag_start($target,$token,'Spline Evaluation Rule'). |
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&Apache::edit::end_row(); |
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} |
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return $result; |
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} |
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sub end_splinerule { |
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my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
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my $result=''; |
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if ($target eq 'edit') { |
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$result=&Apache::edit::end_table(); |
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} |
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return $result; |
} |
} |
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# |
# |
# <spline label="..." order="1,2,3,4" initx="..." inity="..." scalex="..." scaley="..." /> |
# <spline label="..." order="1,2,3,4" initx="..." inity="..." scalex="..." scaley="..." /> |
# |
# |
Line 284 sub end_backgroundplot {
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Line 354 sub end_backgroundplot {
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# |
# |
sub start_spline { |
sub start_spline { |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my $label=&Apache::lonxml::get_param('label',$parstack,$safeeval); |
my $result=''; |
$Apache::functionplotresponse::counter++; |
if ($target eq 'web') { |
unless ($label) { $label='S'.$Apache::functionplotresponse::counter; } |
my $label=&Apache::lonxml::get_param('label',$parstack,$safeeval); |
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$Apache::functionplotresponse::counter++; |
my $order=&Apache::lonxml::get_param('order',$parstack,$safeeval); |
if ($label=~/\W/) { |
if ($order<2) { $order=2; } |
&Apache::lonxml::warning(&mt('Spline labels should only contain alphanumeric characters.')); |
if ($order>8) { $order=8; } |
} |
$Apache::functionplotresponse::splineorder{$label}=$order; |
$label=~s/\W//gs; |
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unless ($label) { $label='S'.$Apache::functionplotresponse::counter; } |
my $x=&Apache::lonxml::get_param('initx',$parstack,$safeeval); |
if ($Apache::functionplotresponse::splineorder{$label}) { |
unless ($x) { $x=0; } |
&Apache::lonxml::error(&mt('Spline labels must be unique.')); |
$Apache::functionplotresponse::splineinitx{$label}=$x; |
} |
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my $y=&Apache::lonxml::get_param('inity',$parstack,$safeeval); |
my $order=&Apache::lonxml::get_param('order',$parstack,$safeeval); |
unless ($y) { $y=0; } |
if ($order<2) { $order=2; } |
$Apache::functionplotresponse::splineinity{$label}=$y; |
if ($order>8) { $order=8; } |
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$Apache::functionplotresponse::splineorder{$label}=$order; |
my $sx=&Apache::lonxml::get_param('scalex',$parstack,$safeeval); |
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unless ($sx) { $sx=$order; } |
my $x=&Apache::lonxml::get_param('initx',$parstack,$safeeval); |
$Apache::functionplotresponse::splinescalex{$label}=$sx; |
unless ($x) { $x=0; } |
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$Apache::functionplotresponse::splineinitx{$label}=$x; |
my $sy=&Apache::lonxml::get_param('scaley',$parstack,$safeeval); |
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unless ($sy) { $sy=2; } |
my $y=&Apache::lonxml::get_param('inity',$parstack,$safeeval); |
$Apache::functionplotresponse::splinescaley{$label}=$sy; |
unless ($y) { $y=0; } |
return ''; |
$Apache::functionplotresponse::splineinity{$label}=$y; |
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my $sx=&Apache::lonxml::get_param('scalex',$parstack,$safeeval); |
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unless ($sx) { $sx=$order; } |
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$Apache::functionplotresponse::splinescalex{$label}=$sx; |
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my $sy=&Apache::lonxml::get_param('scaley',$parstack,$safeeval); |
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unless ($sy) { $sy=2; } |
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$Apache::functionplotresponse::splinescaley{$label}=$sy; |
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} elsif ($target eq 'edit') { |
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$result=&Apache::edit::tag_start($target,$token,'Spline'). |
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&Apache::edit::text_arg('Label:','label', |
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$token,'4').' '. |
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&Apache::edit::select_arg('Order:','order', |
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['2','3','4','5','6','7','8','9'],$token).' '. |
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&Apache::edit::text_arg('Initial x-value:','initx', |
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$token,'4').' '. |
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&Apache::edit::text_arg('Initial y-value:','inity', |
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$token,'4').' '. |
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&Apache::edit::text_arg('Scale x:','scalex', |
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$token,'4').' '. |
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&Apache::edit::text_arg('Scale y:','scaley', |
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$token,'4'). |
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&Apache::edit::end_row(); |
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} elsif ($target eq 'modified') { |
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my $constructtag=&Apache::edit::get_new_args($token,$parstack, |
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$safeeval,'label','order','initx','inity', |
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'scalex','scaley'); |
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if ($constructtag) { $result=&Apache::edit::rebuild_tag($token); } |
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} |
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return $result; |
} |
} |
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sub end_spline { |
sub end_spline { |
return ''; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
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my $result=''; |
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if ($target eq 'edit') { |
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$result=&Apache::edit::end_table(); |
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} |
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return $result; |
} |
} |
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sub end_init_script { |
sub end_init_script { |
Line 323 sub end_init_script {
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Line 428 sub end_init_script {
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ENDENDINIT |
ENDENDINIT |
} |
} |
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# |
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# Storing and restoring spline coordinates from part answers |
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# |
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sub decode_previous_answer { |
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my ($answer)=@_; |
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foreach my $coordinate (split(/\,/,$answer)) { |
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my ($key,$value)=split(/\=/,$coordinate); |
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$Apache::functionplotresponse::previous{$key}=$value; |
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} |
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} |
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sub get_answer_from_form_fields { |
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my ($id)=@_; |
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my $answer=''; |
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my %coords=(); |
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foreach my $field (keys(%env)) { |
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if ($field=~/^form\.HWVAL\_$id/) { |
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$field=~/^form\.(.*)$/; |
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$coords{$1}=$env{$field}; |
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} |
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} |
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$answer=join(',',map { $_.'='.$coords{$_} } (sort(keys(%coords)))); |
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return ($answer,%coords); |
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} |
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sub start_functionplotresponse { |
sub start_functionplotresponse { |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my $result=''; |
my $result=''; |
Line 332 sub start_functionplotresponse {
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Line 462 sub start_functionplotresponse {
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undef %Apache::functionplotresponse::splineinity; |
undef %Apache::functionplotresponse::splineinity; |
undef %Apache::functionplotresponse::splinescalex; |
undef %Apache::functionplotresponse::splinescalex; |
undef %Apache::functionplotresponse::splinescaley; |
undef %Apache::functionplotresponse::splinescaley; |
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# Remember input fields, etc |
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undef %Apache::functionplotresponse::previous; |
$Apache::functionplotresponse::inputfields=''; |
$Apache::functionplotresponse::inputfields=''; |
$Apache::functionplotresponse::counter=0; |
$Apache::functionplotresponse::counter=0; |
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# Part and ID |
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my $partid=$Apache::inputtags::part; |
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my $id=&Apache::response::start_response($parstack,$safeeval); |
# Internal ID to mark the applet and its coordinates |
# Internal ID to mark the applet and its coordinates |
my $internalid = $Apache::inputtags::part.'_'.&Apache::response::start_response($parstack,$safeeval); |
my $internalid = $partid.'_'.$id; |
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# Previous answer |
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&decode_previous_answer($Apache::lonhomework::history{"resource.$partid.$id.submission"}); |
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# Parameters of <functionplotresponse> |
# Parameters of <functionplotresponse> |
my $xmin=&Apache::lonxml::get_param('xmin',$parstack,$safeeval); |
my $xmin=&Apache::lonxml::get_param('xmin',$parstack,$safeeval); |
$xmin=($xmin?$xmin:-10); |
$xmin=($xmin?$xmin:-10); |
Line 348 sub start_functionplotresponse {
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Line 486 sub start_functionplotresponse {
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my $xaxisvisible=(&Apache::lonxml::get_param('xaxisvisible',$parstack,$safeeval)=~/on|true|yes|1/i?'true':'false'); |
my $xaxisvisible=(&Apache::lonxml::get_param('xaxisvisible',$parstack,$safeeval)=~/on|true|yes|1/i?'true':'false'); |
my $yaxisvisible=(&Apache::lonxml::get_param('yaxisvisible',$parstack,$safeeval)=~/on|true|yes|1/i?'true':'false'); |
my $yaxisvisible=(&Apache::lonxml::get_param('yaxisvisible',$parstack,$safeeval)=~/on|true|yes|1/i?'true':'false'); |
my $gridvisible=(&Apache::lonxml::get_param('gridvisible',$parstack,$safeeval)=~/on|true|yes|1/i?'true':'false'); |
my $gridvisible=(&Apache::lonxml::get_param('gridvisible',$parstack,$safeeval)=~/on|true|yes|1/i?'true':'false'); |
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my $xlabel=&Apache::lonxml::get_param('xlabel',$parstack,$safeeval); |
if ($target eq 'web') { |
my $ylabel=&Apache::lonxml::get_param('ylabel',$parstack,$safeeval); |
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if ($target eq 'edit') { |
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$result.=&Apache::edit::start_table($token) |
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.'<tr><td><span class="LC_nobreak">'.&mt('Function Plot Question').'</span></td>' |
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.'<td><span class="LC_nobreak">'.&mt('Delete?').' ' |
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.&Apache::edit::deletelist($target,$token) |
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.'</span></td>' |
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."<td> " |
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.&Apache::edit::end_row() |
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.&Apache::edit::start_spanning_row() |
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."\n"; |
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$result.=&Apache::edit::text_arg('Label x-axis:','xlabel', |
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$token,'6').' '. |
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&Apache::edit::text_arg('Minimum x-value:','xmin', |
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$token,'4').' '. |
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&Apache::edit::text_arg('Maximum x-value:','xmax', |
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$token,'4').' '. |
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&Apache::edit::select_arg('x-axis visible:','xaxisvisible', |
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['yes','no'],$token).' '. |
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&Apache::edit::text_arg('Label y-axis:','ylabel', |
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$token,'6').' '. |
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&Apache::edit::text_arg('Minimum y-value:','ymin', |
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$token,'4').' '. |
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&Apache::edit::text_arg('Maximum y-value:','ymax', |
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$token,'4').' '. |
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&Apache::edit::select_arg('y-axis visible:','yaxisvisible', |
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['yes','no'],$token).' '. |
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&Apache::edit::select_arg('Grid visible:','gridvisible', |
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['yes','no'],$token). |
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&Apache::edit::end_row().&Apache::edit::start_spanning_row(); |
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} elsif ($target eq 'modified') { |
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my $constructtag=&Apache::edit::get_new_args($token,$parstack, |
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$safeeval,'xlabel','xmin','xmax','ylabel','ymin','ymax', |
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'xaxisvisible','yaxisvisible','gridvisible'); |
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if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); } |
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} elsif ($target eq 'meta') { |
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$result=&Apache::response::meta_package_write('functionplotresponse'); |
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} elsif ($target eq 'web') { |
# paste in the update routine to receive stuff back from the applet |
# paste in the update routine to receive stuff back from the applet |
$result.=&update_script($internalid); |
$result.=&update_script($internalid); |
# start the initscript for this applet |
# start the initscript for this applet |
$result.=&start_init_script($internalid); |
$result.=&start_init_script($internalid); |
# put the axis commands inside |
# put the axis commands inside |
$result.=&axes_script($internalid,$xmin,$xmax,$ymin,$ymax,$xaxisvisible,$yaxisvisible,$gridvisible); |
$result.=&axes_script($internalid,$xmin,$xmax,$ymin,$ymax,$xaxisvisible,$yaxisvisible,$gridvisible); |
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$result.=&axes_label($internalid,$xlabel,$ylabel); |
# init script is left open |
# init script is left open |
} |
} |
return $result; |
return $result; |
Line 366 sub end_functionplotresponse {
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Line 543 sub end_functionplotresponse {
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&Apache::response::end_response; |
&Apache::response::end_response; |
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my $result; |
my $result; |
my $internalid = $Apache::inputtags::part.'_'.$Apache::inputtags::response[-1]; |
my $id=$Apache::inputtags::response[-1]; |
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my $partid=$Apache::inputtags::part; |
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my $internalid = $partid.'_'.$id; |
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# if ($target eq 'edit') { $result=&Apache::edit::end_table(); } |
if ($target eq 'edit') { $result=&Apache::edit::end_table(); } |
if ($target eq 'web') { |
if ($target eq 'grade' |
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&& &Apache::response::submitted() |
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&& $Apache::lonhomework::type eq 'exam') { |
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#&Apache::response::scored_response($partid,$id); |
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} elsif ($target eq 'grade' |
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&& &Apache::response::submitted() |
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&& $Apache::lonhomework::type ne 'exam') { |
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my ($response,%coords)=&get_answer_from_form_fields($internalid); |
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$Apache::lonhomework::results{"resource.$partid.$id.submission"}=$response; |
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my %previous=&Apache::response::check_for_previous($response,$partid,$id); |
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# |
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# Actually grade |
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# |
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my $ad='INCORRECT'; |
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# |
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# Store grading info |
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# |
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$Apache::lonhomework::results{"resource.$partid.$id.awarddetail"}=$ad; |
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&Apache::response::handle_previous(\%previous,$ad); |
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} elsif ($target eq 'web') { |
# Now is the time to render all of the stored splines |
# Now is the time to render all of the stored splines |
foreach my $label (keys(%Apache::functionplotresponse::splineorder)) { |
foreach my $label (keys(%Apache::functionplotresponse::splineorder)) { |
$result.=&generate_spline($internalid,$label); |
$result.=&generate_spline($internalid,$label); |