version 1.58, 2011/04/04 15:44:37
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version 1.70, 2011/11/18 16:39:22
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Line 1
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# LearningOnline Network with CAPA |
# LearningOnline Network with CAPA |
# option list style responses |
# Functionplot responses |
# |
# |
# $Id$ |
# $Id$ |
# |
# |
Line 31 use strict;
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Line 31 use strict;
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use Apache::response(); |
use Apache::response(); |
use Apache::lonlocal; |
use Apache::lonlocal; |
use Apache::lonnet; |
use Apache::lonnet; |
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use Apache::run; |
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BEGIN { |
BEGIN { |
&Apache::lonxml::register('Apache::functionplotresponse',('functionplotresponse','backgroundplot','spline', |
&Apache::lonxml::register('Apache::functionplotresponse',('functionplotresponse','backgroundplot','spline', |
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'plotobject','plotvector', |
'functionplotrule','functionplotruleset', |
'functionplotrule','functionplotruleset', |
'functionplotelements')); |
'functionplotelements')); |
} |
} |
Line 74 sub geogebra_default_parameters {
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Line 76 sub geogebra_default_parameters {
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<param name="image" value="/adm/lonIcons/lonanim.gif" /> |
<param name="image" value="/adm/lonIcons/lonanim.gif" /> |
<param name="boxborder" value="false" /> |
<param name="boxborder" value="false" /> |
<param name="centerimage" value="true" /> |
<param name="centerimage" value="true" /> |
<param name="cache_archive" value="geogebra.jar, geogebra_main.jar, geogebra_gui.jar, geogebra_cas.jar, geogebra_algos.jar, geogebra_export.jar, geogebra_javascript.jar, jlatexmath.jar, jlm_greek.jar, jlm_cyrillic.jar, geogebra_properties.jar" /> |
<param name="cache_archive" value="geogebra.jar, geogebra_main.jar, geogebra_gui.jar, geogebra_cas.jar, geogebra_export.jar, geogebra_algos.jar, geogebra_javascript.jar, geogebra_properties.jar, jlatexmath.jar, jlm_cyrillic.jar, jlm_greek.jar" /> |
<param name="cache_version" value="3.9.214.0, 3.9.214.0, 3.9.214.0, 3.9.214.0, 3.9.214.0, 3.9.214.0, 3.9.214.0, 3.9.214.0, 3.9.214.0, 3.9.214.0, 3.9.214.0" /> |
<param name="cache_version" value="4.0.1.0,4.0.1.0,4.0.1.0,4.0.1.0,4.0.1.0,4.0.1.0,4.0.1.0,4.0.1.0,4.0.1.0,4.0.1.0,4.0.1.0" /> |
<param name="framePossible" value="false" /> |
<param name="framePossible" value="false" /> |
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<param name="showResetIcon" value="false" /> |
<param name="showResetIcon" value="false" /> |
Line 163 sub update_register {
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Line 165 sub update_register {
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sub set_point_coordinate { |
sub set_point_coordinate { |
my ($id,$variable,$x,$y,$fixed)=@_; |
my ($id,$variable,$x,$y,$fixed)=@_; |
my $mult=($fixed?'a*':''); |
my $mult=($fixed?'a*':''); |
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# Get rid of wild exponents, make sure it's a number |
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$x=1.*$x; |
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$y=1.*$y; |
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# GeoGebra does not understand "E" |
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$x=~s/[e|E]/\*10\^/; |
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$x=~s/\+//; |
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$y=~s/[e|E]/\*10\^/; |
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$y=~s/\+//; |
return (<<ENDSETVARIABLE); |
return (<<ENDSETVARIABLE); |
document.ggbApplet_$id.evalCommand("a=1"); |
document.ggbApplet_$id.evalCommand("a=1"); |
document.ggbApplet_$id.evalCommand("$variable=$mult($x,$y)"); |
document.ggbApplet_$id.evalCommand("$variable=$mult($x,$y)"); |
Line 370 sub plot_script {
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Line 380 sub plot_script {
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} |
} |
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# |
# |
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# Subroutine to produce objects |
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# |
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sub plotobject_script { |
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my ($id,$label,$x,$y)=@_; |
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unless ($label) { |
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$Apache::functionplotresponse::counter++; |
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$label='O'.$Apache::functionplotresponse::counter; |
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} |
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return "document.ggbApplet_$id.evalCommand('a=1');\n". |
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"document.ggbApplet_$id.setVisible('a', false);\n". |
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"document.ggbApplet_$id.setLabelVisible('a', false);\n". |
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"document.ggbApplet_$id.evalCommand('$label=a*($x,$y)');\n". |
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"document.ggbApplet_$id.setVisible('$label', true);\n". |
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"document.ggbApplet_$id.setLabelVisible('$label', true);\n"; |
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} |
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# |
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# Subroutine to produce vectors |
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# |
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sub plotvector_script { |
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my ($id,$label,$xs,$ys,$xe,$ye)=@_; |
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unless ($label) { |
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$Apache::functionplotresponse::counter++; |
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$label='V'.$Apache::functionplotresponse::counter; |
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} |
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return(<<ENDVECTOR); |
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document.ggbApplet1.evalCommand("Gravitystart=(20,0)"); |
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document.ggbApplet1.setVisible("Gravitystart",false); |
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document.ggbApplet1.setLabelVisible("Gravitystart",false); |
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document.ggbApplet1.evalCommand("Gravityend=(20,-5)"); |
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document.ggbApplet1.setLabelVisible("Gravityend",false); |
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document.ggbApplet1.evalCommand("Gravity=Vector[Gravitystart, Gravityend]"); |
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document.ggbApplet1.setLabelVisible("Gravity",true); |
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document.ggbApplet1.setLineThickness("Gravity",8); |
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// Displays the Angle |
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document.ggbApplet1.evalCommand("Gravitypoint=(110,y(Gravitystart))"); //The x-value for this should be 2*(xmax-xmin)+xmax; |
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document.ggbApplet1.evalCommand("GravityAngle=Angle[Gravitypoint,Gravitystart,Gravityend]"); |
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document.ggbApplet1.setLabelVisible("GravityAngle",true); |
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document.ggbApplet1.setLabelStyle("GravityAngle",VALUE=2); |
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// Keeps track of points we care about (This should use the same listener function we use in graph problems) |
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//document.ggbApplet1.registerObjectUpdateListener('Gravitystart','updatePointCoordinates'); |
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//document.ggbApplet1.registerObjectUpdateListener('Gravityend','updatePointCoordinates'); |
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//document.ggbApplet1.registerObjectUpdateListener('GravityAngle','updatePointCoordinates'); |
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ENDVECTOR |
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} |
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# |
# Answer spline display |
# Answer spline display |
# |
# |
# points: x,y,slope_x,slope_y |
# points: x,y,slope_x,slope_y |
Line 380 sub answer_spline_script {
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Line 439 sub answer_spline_script {
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if ($order<2) { $order=2; } |
if ($order<2) { $order=2; } |
if ($order>8) { $order=8; } |
if ($order>8) { $order=8; } |
$Apache::functionplotresponse::counter++; |
$Apache::functionplotresponse::counter++; |
my $label='C'.$Apache::functionplotresponse::counter; |
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 $output; |
} |
} |
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# |
# |
Line 408 sub generate_spline {
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Line 481 sub generate_spline {
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$result.='document.ggbApplet_'.$id.'.evalCommand("Spline'.$order.'['.join(',',@coords).']");'."\n"; |
$result.='document.ggbApplet_'.$id.'.evalCommand("Spline'.$order.'['.join(',',@coords).']");'."\n"; |
return $result; |
return $result; |
} |
} |
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# |
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# Object |
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# |
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sub start_plotobject { |
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my ($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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my $x=&Apache::lonxml::get_param('x',$parstack,$safeeval); |
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my $y=&Apache::lonxml::get_param('y',$parstack,$safeeval); |
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my $label=&Apache::lonxml::get_param('label',$parstack,$safeeval); |
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$label=~s/\W//gs; |
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$label=ucfirst($label); |
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unless ($label) { $label="NewObject"; } |
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if ($target eq 'web') { |
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my ($xmin,$xmax,$ymin,$ymax)=&boundaries($parstack,$safeeval,-3); |
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unless (defined($x)) { $x=$xmin; } |
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unless (defined($y)) { $y=$ymin; } |
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$result.=&plotobject_script($internalid,$label,$x,$y); |
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} elsif ($target eq 'edit') { |
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$result=&Apache::edit::tag_start($target,$token,'Plot Object'). |
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&Apache::edit::text_arg('Label on Plot:','label', |
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$token,'16'). |
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&Apache::edit::text_arg('x:','x', |
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$token,'8'). |
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&Apache::edit::text_arg('y:','y', |
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$token,'8'). |
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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,$parstack,$safeeval,'label','x','y'); |
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if ($constructtag) { $result=&Apache::edit::rebuild_tag($token); } |
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} |
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return $result; |
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} |
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sub end_plotobject { |
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my ($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 $result; |
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} |
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# |
# |
# <backgroundplot function="..." fixed="yes/no" /> |
# <backgroundplot function="..." fixed="yes/no" /> |
# |
# |
Line 549 sub start_functionplotrule {
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Line 668 sub start_functionplotrule {
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['lt','less than'], |
['lt','less than'], |
['le','less than or equal']],$token). |
['le','less than or equal']],$token). |
$result.= &Apache::edit::select_or_text_arg('Value:','value', |
$result.= &Apache::edit::select_or_text_arg('Value:','value', |
[['undef','not defined']],$token,'8'). |
[['undef','not defined']],$token,'30'). |
&Apache::edit::text_arg('Percent error:','percenterror', |
&Apache::edit::text_arg('Percent error:','percenterror', |
$token,'8'). |
$token,'8'). |
&Apache::edit::end_row(); |
&Apache::edit::end_row(); |
Line 737 sub array_index {
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Line 856 sub array_index {
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# |
# |
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sub populate_arrays { |
sub populate_arrays { |
my ($id,$xmin,$xmax)=@_; |
my ($id,$xmin,$xmax,$ymin,$ymax)=@_; |
for (my $i=0; $i<=400; $i++) { |
for (my $i=0; $i<=400; $i++) { |
$Apache::functionplotresponse::actualxval[$i]=undef; |
$Apache::functionplotresponse::actualxval[$i]=undef; |
$Apache::functionplotresponse::func[$i]=undef; |
$Apache::functionplotresponse::func[$i]=undef; |
Line 765 sub populate_arrays {
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Line 884 sub populate_arrays {
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my $xi=&array_index($xmin,$xmax,$xreal); |
my $xi=&array_index($xmin,$xmax,$xreal); |
if ($xi<$xiold) { return 'no_func'; } |
if ($xi<$xiold) { return 'no_func'; } |
if (($xi>$xiold) && ($xi>=0) && ($xi<=400)) { |
if (($xi>$xiold) && ($xi>=0) && ($xi<=400)) { |
if (defined($Apache::functionplotresponse::func[$xi])) { return 'no_func'; } |
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$xiold=$xi; |
$xiold=$xi; |
$Apache::functionplotresponse::actualxval[$xi]=$xreal; |
$Apache::functionplotresponse::actualxval[$xi]=$xreal; |
# Function value |
# Function value |
my $funcval=&cubic_hermite($t,@yparms); |
my $funcval=&cubic_hermite($t,@yparms); |
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# Do we already have a value for this point, and is it different from the new one? |
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if ((defined($Apache::functionplotresponse::func[$xi])) && |
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(abs($Apache::functionplotresponse::func[$xi]-$funcval)>($ymax-$ymin)/100.)) { |
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return 'no_func'; |
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} |
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# Okay, remember the new point |
$Apache::functionplotresponse::func[$xi]=$funcval; |
$Apache::functionplotresponse::func[$xi]=$funcval; |
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if (defined($funcval)) { |
if (defined($funcval)) { |
if ($xi<$Apache::functionplotresponse::functionplotrulelabels{'start'}) { |
if ($xi<$Apache::functionplotresponse::functionplotrulelabels{'start'}) { |
$Apache::functionplotresponse::functionplotrulelabels{'start'}=$xi; |
$Apache::functionplotresponse::functionplotrulelabels{'start'}=$xi; |
Line 866 sub start_functionplotresponse {
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Line 992 sub start_functionplotresponse {
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&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(x):xmin:xmax,function(x):xmin:xmax,x1:y1:sx1:sy1:x2:y2:sx2:sy2,...):', |
&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(); |
} elsif ($target eq 'modified') { |
} elsif ($target eq 'modified') { |
my $constructtag=&Apache::edit::get_new_args($token,$parstack, |
my $constructtag=&Apache::edit::get_new_args($token,$parstack, |
Line 952 sub compare_rel {
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Line 1077 sub compare_rel {
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sub addlog { |
sub addlog { |
my ($text)=@_; |
my ($text)=@_; |
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$text=~s/\'/\\\'/g; |
$Apache::functionplotresponse::ruleslog.=$text.'<br />'; |
$Apache::functionplotresponse::ruleslog.=$text.'<br />'; |
} |
} |
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Line 959 sub actualval {
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Line 1085 sub actualval {
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my ($i,$xmin,$xmax)=@_; |
my ($i,$xmin,$xmax)=@_; |
return $xmin+$i/400.*($xmax-$xmin); |
return $xmin+$i/400.*($xmax-$xmin); |
} |
} |
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sub fpr_val { |
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my ($arg)=@_; |
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return &actualval($Apache::functionplotresponse::functionplotrulelabels{$arg}, |
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$Apache::functionplotresponse::fpr_xmin, |
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$Apache::functionplotresponse::fpr_xmax); |
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} |
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sub fpr_f { |
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my ($arg)=@_; |
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return $Apache::functionplotresponse::func[&array_index($Apache::functionplotresponse::fpr_xmin, |
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$Apache::functionplotresponse::fpr_xmax, |
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$arg)]; |
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} |
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sub fpr_dfdx { |
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my ($arg)=@_; |
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return $Apache::functionplotresponse::dfuncdx[&array_index($Apache::functionplotresponse::fpr_xmin, |
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$Apache::functionplotresponse::fpr_xmax, |
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$arg)]; |
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} |
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sub fpr_d2fdx2 { |
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my ($arg)=@_; |
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return $Apache::functionplotresponse::d2funcdx2[&array_index($Apache::functionplotresponse::fpr_xmin, |
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$Apache::functionplotresponse::fpr_xmax, |
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$arg)]; |
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} |
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sub functionplotrulecheck { |
sub functionplotrulecheck { |
my ($rule,$xmin,$xmax,$ymin,$ymax)=@_; |
my ($rule,$xmin,$xmax,$ymin,$ymax,$safeeval)=@_; |
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my ($label,$derivative,$xinitial,$xinitiallabel,$xfinal,$xfinallabel,$minimumlength,$maximumlength,$relationship,$value,$percent) |
my ($label,$derivative,$xinitial,$xinitiallabel,$xfinal,$xfinallabel,$minimumlength,$maximumlength,$relationship,$value,$percent) |
=split(/\:/,$rule); |
=split(/\:/,$rule); |
$percent=($percent>0?$percent:5); |
$percent=($percent>0?$percent:5); |
&addlog("================="); |
&addlog("================="); |
&addlog("Rule $label for ".($derivative<0?'integral':('function itself','first derivative','second derivative')[$derivative])." $relationship $value"); |
&addlog("Rule $label for ".($derivative<0?'integral':('function itself','first derivative','second derivative')[$derivative])." $relationship $value"); |
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# |
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# Evaluate the value |
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# |
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if ($value=~/\D/) { |
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$Apache::functionplotresponse::fpr_xmin=$xmin; |
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$Apache::functionplotresponse::fpr_xmax=$xmax; |
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$value=&Apache::run::run($value,$safeeval); |
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&addlog("Value evaluated to $value"); |
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} |
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# |
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# Minimum and maximum lengths of the interval |
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# |
if ((defined($minimumlength)) || (defined($maximumlength))) { |
if ((defined($minimumlength)) || (defined($maximumlength))) { |
&addlog("Minimumlength $minimumlength Maximumlength $maximumlength"); |
&addlog("Minimumlength $minimumlength Maximumlength $maximumlength"); |
} |
} |
Line 1156 sub end_functionplotruleset {
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Line 1323 sub end_functionplotruleset {
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$Apache::functionplotresponse::ruleslog=''; |
$Apache::functionplotresponse::ruleslog=''; |
$Apache::functionplotresponse::functionplotrulelabels{'start'}=400; |
$Apache::functionplotresponse::functionplotrulelabels{'start'}=400; |
$Apache::functionplotresponse::functionplotrulelabels{'end'}=0; |
$Apache::functionplotresponse::functionplotrulelabels{'end'}=0; |
if (&populate_arrays($internalid,$xmin,$xmax) eq 'no_func') { |
if (&populate_arrays($internalid,$xmin,$xmax,$ymin,$ymax) eq 'no_func') { |
$ad='NOT_FUNCTION'; |
$ad='NOT_FUNCTION'; |
} else { |
} else { |
&addlog("Start of function ".&actualval($Apache::functionplotresponse::functionplotrulelabels{'start'},$xmin,$xmax)." (index ". |
&addlog("Start of function ".&actualval($Apache::functionplotresponse::functionplotrulelabels{'start'},$xmin,$xmax)." (index ". |
Line 1166 sub end_functionplotruleset {
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Line 1333 sub end_functionplotruleset {
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# We have a function that we can actually grade, go through the spline rules. |
# We have a function that we can actually grade, go through the spline rules. |
foreach my $rule (@Apache::functionplotresponse::functionplotrules) { |
foreach my $rule (@Apache::functionplotresponse::functionplotrules) { |
unless (&functionplotrulecheck($rule,$xmin,$xmax,$ymin,$ymax)) { |
unless (&functionplotrulecheck($rule,$xmin,$xmax,$ymin,$ymax,$safeeval)) { |
$ad='INCORRECT'; |
$ad='INCORRECT'; |
last; |
last; |
} |
} |
Line 1246 sub end_functionplotelements {
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Line 1413 sub end_functionplotelements {
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$result.=&plot_script($internalid,$func,1,'','00aa00',$xl,$xh,6); |
$result.=&plot_script($internalid,$func,1,'','00aa00',$xl,$xh,6); |
} else { |
} else { |
# This is a spline |
# This is a spline |
$result.=&answer_spline_script(@components); |
$result.=&answer_spline_script($internalid,@components); |
} |
} |
} |
} |
} |
} |