version 1.16, 2010/10/28 00:27:56
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version 1.41, 2010/11/19 20:03:13
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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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BEGIN { |
BEGIN { |
&Apache::lonxml::register('Apache::functionplotresponse',('functionplotresponse','backgroundplot','spline','splinerule')); |
&Apache::lonxml::register('Apache::functionplotresponse',('functionplotresponse','backgroundplot','spline', |
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'functionplotrule','functionplotruleset', |
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'functionplotelements')); |
} |
} |
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# |
# |
Line 45 sub geogebra_startcode {
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Line 47 sub geogebra_startcode {
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my ($id)=@_; |
my ($id)=@_; |
return (<<ENDSTARTCODE); |
return (<<ENDSTARTCODE); |
<applet name="ggbApplet_$id" code="geogebra.GeoGebraApplet" archive="geogebra.jar" |
<applet name="ggbApplet_$id" code="geogebra.GeoGebraApplet" archive="geogebra.jar" |
codebase="/adm/geogebra/" width="714" height="447" MAYSCRIPT> |
codebase="/adm/geogebra/" width="722" height="447" MAYSCRIPT> |
<param name="java_arguments" value="-Xmx512m -Djnlp.packEnabled=true"/> |
<param name="java_arguments" value="-Xmx512m -Djnlp.packEnabled=true"/> |
ENDSTARTCODE |
ENDSTARTCODE |
} |
} |
Line 72 sub geogebra_default_parameters {
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Line 74 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="java_arguments" value="-Xmx512m" /> |
<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_properties.jar" /> |
<param name="cache_version" value="3.9.115.0, 3.9.115.0, 3.9.115.0, 3.9.115.0, 3.9.115.0, 3.9.115.0, 3.9.115.0, 3.9.115.0, 3.9.115.0, 3.9.115.0, 3.9.115.0" /> |
<param name="cache_version" value="3.2.44.0, 3.2.44.0, 3.2.44.0, 3.2.44.0, 3.2.44.0, 3.2.44.0" /> |
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<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 107 sub init_script {
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Line 108 sub init_script {
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$script.="if (param=='applet_$id') { loaded_$id=true; }\n"; |
$script.="if (param=='applet_$id') { loaded_$id=true; }\n"; |
} |
} |
$script.="if (".join(' && ',map { "loaded_$_" } (@Apache::functionplotresponse::callscripts)). |
$script.="if (".join(' && ',map { "loaded_$_" } (@Apache::functionplotresponse::callscripts)). |
") { setTimeout('ggbInitAll()',20) }\n"; |
") { setTimeout('ggbInitAll()',20) }"; |
my $calls=join("\n",map { "ggbInit_$_();" } (@Apache::functionplotresponse::callscripts)); |
my $calls=join("\n",map { "ggbInit_$_();" } (@Apache::functionplotresponse::callscripts)); |
return (<<ENDGGBINIT); |
return (<<ENDGGBINIT); |
<script type="text/javascript"> |
<script type="text/javascript"> |
Line 119 function ggbOnInit(param) {
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Line 120 function ggbOnInit(param) {
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$script |
$script |
} |
} |
function ggbInitAll() { |
function ggbInitAll() { |
$calls; |
$calls |
} |
} |
// ]]> |
// ]]> |
</script> |
</script> |
Line 157 sub update_register {
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Line 158 sub update_register {
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} |
} |
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# |
# |
# Set a coordinate variable |
# Set a point coordinate variable |
# |
# |
sub set_coordinate { |
sub set_point_coordinate { |
my ($id,$variable,$x,$y)=@_; |
my ($id,$variable,$x,$y)=@_; |
return (<<ENDSETVARIABLE); |
return (<<ENDSETVARIABLE); |
document.ggbApplet_$id.evalCommand("$variable=($x,$y)"); |
document.ggbApplet_$id.evalCommand("$variable=($x,$y)"); |
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document.ggbApplet_$id.setLabelVisible("$variable",false); |
ENDSETVARIABLE |
ENDSETVARIABLE |
} |
} |
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# |
# |
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# Set a slope coordinate variable |
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# |
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sub set_slope_coordinate { |
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my ($id,$variable,$xrel,$yrel,$xmin,$xmax,$ymin,$ymax,$pointname)=@_; |
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my $xvariable=$variable.'x'; |
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my $yvariable=$variable.'y'; |
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my $domain=$xmax-$xmin; |
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my $range=$ymax-$ymin; |
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my $xinterval=$domain/100.; |
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my $yinterval=$range/200.; |
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return (<<ENDSETSVARIABLE); |
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document.ggbApplet_$id.evalCommand("$xvariable=Slider[0,$domain,$xinterval]"); |
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document.ggbApplet_$id.setVisible("$xvariable", false); |
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document.ggbApplet_$id.evalCommand("$xvariable=$xrel"); |
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document.ggbApplet_$id.evalCommand("$yvariable=Slider[-$range,$range,$yinterval]"); |
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document.ggbApplet_$id.setVisible("$yvariable", false); |
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document.ggbApplet_$id.evalCommand("$yvariable=$yrel"); |
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document.ggbApplet_$id.evalCommand("$variable=($xvariable+x($pointname),$yvariable+y($pointname))"); |
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document.ggbApplet_$id.setLabelVisible("$variable", false); |
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ENDSETSVARIABLE |
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} |
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# |
# Input field name for a coordinate variable |
# Input field name for a coordinate variable |
# |
# |
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Line 187 sub generate_input_field {
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Line 212 sub generate_input_field {
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} |
} |
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# |
# |
# Initialize a new coordinate variable at set a listener on it |
# Initialize a new point coordinate variable at set a listener on it |
# |
# |
sub new_coordinate { |
sub new_point_coordinate { |
my ($id,$variable,$x,$y)=@_; |
my ($id,$variable,$x,$y)=@_; |
if (defined($Apache::functionplotresponse::previous{&field_name($id,$variable,'x')})) { |
if (defined($Apache::functionplotresponse::previous{&field_name($id,$variable,'x')})) { |
$x=$Apache::functionplotresponse::previous{&field_name($id,$variable,'x')}; |
$x=$Apache::functionplotresponse::previous{&field_name($id,$variable,'x')}; |
Line 198 sub new_coordinate {
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Line 223 sub new_coordinate {
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$y=$Apache::functionplotresponse::previous{&field_name($id,$variable,'y')}; |
$y=$Apache::functionplotresponse::previous{&field_name($id,$variable,'y')}; |
} |
} |
&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_point_coordinate($id,$variable,$x,$y).&update_register($id,$variable); |
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} |
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# |
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# Initialize a new slope coordinate variable at set a listener on it |
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# |
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sub new_slope_coordinate { |
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my ($id,$variable,$x,$y,$pointname,$xp,$yp,$xmin,$xmax,$ymin,$ymax)=@_; |
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# |
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# $variable: name of the slope point |
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# $x, $y: coordinates of the slope point |
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# $pointname: name of the associated point point |
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# $xp $yp: coordinates of the point point |
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# |
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if (defined($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,$variable,'y')}; |
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} |
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if (defined($Apache::functionplotresponse::previous{&field_name($id,$pointname,'x')})) { |
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$xp=$Apache::functionplotresponse::previous{&field_name($id,$pointname,'x')}; |
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} |
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if (defined($Apache::functionplotresponse::previous{&field_name($id,$pointname,'y')})) { |
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$yp=$Apache::functionplotresponse::previous{&field_name($id,$pointname,'y')}; |
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} |
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&generate_input_field($id,$variable,$x,$y); |
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my $xrel=$x-$xp; |
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my $yrel=$y-$yp; |
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return &set_slope_coordinate($id,$variable,$xrel,$yrel,$xmin,$xmax,$ymin,$ymax,$pointname).&update_register($id,$variable); |
} |
} |
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# |
# |
Line 261 ENDYAXISLABELSCRIPT
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Line 316 ENDYAXISLABELSCRIPT
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} |
} |
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sub plot_script { |
sub plot_script { |
my ($id,$function,$fixed)=@_; |
my ($id,$function,$fixed,$label,$xmin,$xmax)=@_; |
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$label=~s/\W//g; |
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if (($label) && ($label!~/^[A-Za-z]/)) { |
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$label='C'.$label; |
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} |
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my $visible=0; |
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if ($label) { |
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$visible="1"; |
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} else { |
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$Apache::functionplotresponse::counter++; |
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$label='C'.$Apache::functionplotresponse::counter; |
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} |
if ($fixed) { |
if ($fixed) { |
# Use stupid trick to nail this to a location |
return "document.ggbApplet_$id.evalCommand('$label=Function[$function,$xmin,$xmax]')". |
# Oddly, it seems like only one plot cannot be nailed to a location |
($visible?'':"document.ggbApplet.setLabelVisible('$label', false);"); |
# Non-nailed-down plots apparently get overwritten |
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return (<<ENDPLOTSCRIPT); |
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document.ggbApplet_$id.evalCommand("a=1"); |
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document.ggbApplet_$id.setVisible("a",false); |
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// This MUST be a DEPENDENT OBJECT in order to be locked down: |
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document.ggbApplet_$id.evalCommand("y=a*($function)"); |
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ENDPLOTSCRIPT |
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} else { |
} else { |
return "document.ggbApplet_$id.evalCommand('y=$function')"; |
return "document.ggbApplet_$id.evalCommand('y=$function')"; |
} |
} |
Line 282 ENDPLOTSCRIPT
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Line 341 ENDPLOTSCRIPT
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# |
# |
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sub generate_spline { |
sub generate_spline { |
my ($id,$label)=@_; |
my ($id,$label,$xmin,$xmax,$ymin,$ymax)=@_; |
my $result=''; |
my $result=''; |
my $order=$Apache::functionplotresponse::splineorder{$label}; |
my $order=$Apache::functionplotresponse::splineorder{$label}; |
my $x=$Apache::functionplotresponse::splineinitx{$label}; |
my $x=$Apache::functionplotresponse::splineinitx{$label}; |
Line 291 sub generate_spline {
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Line 350 sub generate_spline {
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my $sy=$Apache::functionplotresponse::splinescaley{$label}; |
my $sy=$Apache::functionplotresponse::splinescaley{$label}; |
my @coords=(); |
my @coords=(); |
foreach my $i (1..$order) { |
foreach my $i (1..$order) { |
$result.=&new_coordinate($id,$label.'P'.$i,$x,$y); |
$result.=&new_point_coordinate($id,$label.'P'.$i,$x,$y); |
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my $xp=$x; |
$x+=$sx/(2.*($order-1)); |
$x+=$sx/(2.*($order-1)); |
push(@coords,$label.'P'.$i); |
push(@coords,$label.'P'.$i); |
$result.=&new_coordinate($id,$label.'S'.$i,$x,$y+$sy); |
$result.=&new_slope_coordinate($id,$label.'S'.$i,$x,$y+$sy,$label.'P'.$i,$xp,$y,$xmin,$xmax,$ymin,$ymax); |
$x+=$sx/(2.*($order-1)); |
$x+=$sx/(2.*($order-1)); |
push(@coords,$label.'S'.$i); |
push(@coords,$label.'S'.$i); |
} |
} |
Line 309 sub start_backgroundplot {
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Line 369 sub start_backgroundplot {
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my $result=''; |
my $result=''; |
my $internalid = $Apache::inputtags::part.'_'.$Apache::inputtags::response[-1]; |
my $internalid = $Apache::inputtags::part.'_'.$Apache::inputtags::response[-1]; |
my $function=&Apache::lonxml::get_param('function',$parstack,$safeeval); |
my $function=&Apache::lonxml::get_param('function',$parstack,$safeeval); |
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my $label=&Apache::lonxml::get_param('label',$parstack,$safeeval); |
my $fixed=(&Apache::lonxml::get_param('fixed',$parstack,$safeeval)=~/on|true|yes|1/i?1:0); |
my $fixed=(&Apache::lonxml::get_param('fixed',$parstack,$safeeval)=~/on|true|yes|1/i?1:0); |
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unless ($function) { $function="0"; } |
unless ($function) { $function="0"; } |
if ($target eq 'web') { |
if ($target eq 'web') { |
$result.=&plot_script($internalid,$function,$fixed); |
my ($xmin,$xmax,$ymin,$ymax)=&boundaries($parstack,$safeeval,-3); |
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$result.=&plot_script($internalid,$function,$fixed,$label,$xmin,$xmax); |
} elsif ($target eq 'edit') { |
} elsif ($target eq 'edit') { |
$result=&Apache::edit::tag_start($target,$token,'Background Function Plot'). |
$result=&Apache::edit::tag_start($target,$token,'Background Function Plot'). |
&Apache::edit::text_arg('Function:','function', |
&Apache::edit::text_arg('Function:','function', |
$token,'16'). |
$token,'16'). |
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&Apache::edit::text_arg('Label on Plot:','label', |
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$token,'8'). |
&Apache::edit::select_arg('Fixed location:','fixed', |
&Apache::edit::select_arg('Fixed location:','fixed', |
['yes','no'],$token). |
['yes','no'],$token). |
&Apache::edit::end_row(); |
&Apache::edit::end_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, |
$safeeval,'function','fixed'); |
$safeeval,'function','label','fixed'); |
if ($constructtag) { $result=&Apache::edit::rebuild_tag($token); } |
if ($constructtag) { $result=&Apache::edit::rebuild_tag($token); } |
} |
} |
return $result; |
return $result; |
Line 339 sub end_backgroundplot {
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Line 403 sub end_backgroundplot {
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} |
} |
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# |
# |
# <splinerule ... /> |
# <functionplotrule ... /> |
# |
# |
sub start_splinerule { |
sub start_functionplotrule { |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my $result=''; |
my $result=''; |
my $internalid = $Apache::inputtags::part.'_'.$Apache::inputtags::response[-1]; |
my $label=&Apache::lonxml::get_param('index',$parstack,$safeeval); |
if ($target eq 'edit') { |
$Apache::functionplotresponse::counter++; |
$result=&Apache::edit::tag_start($target,$token,'Spline Evaluation Rule'). |
if ($label=~/\W/) { |
&Apache::edit::end_row(); |
&Apache::lonxml::warning(&mt('Rule indices should only contain alphanumeric characters.')); |
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} |
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$label=~s/\W//gs; |
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unless ($label) { |
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$label='R'.$Apache::functionplotresponse::counter; |
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} else { |
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$label='R'.$label; |
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} |
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if ($Apache::functionplotresponse::splineorder{$label}) { |
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&Apache::lonxml::error(&mt('Rule indices must be unique.')); |
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} |
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if ($target eq 'grade') { |
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# Simply remember - in order - for later |
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my $beginninglabel=&Apache::lonxml::get_param('xinitiallabel',$parstack,$safeeval); |
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my $endinglabel=&Apache::lonxml::get_param('xfinallabel',$parstack,$safeeval); |
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if (($beginninglabel=~/\W/) || ($endinglabel=~/W/)) { |
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&Apache::lonxml::warning(&mt('Rule labels must be alphanumeric.')); |
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} |
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$beginninglabel=~s/\W//gs; |
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$endinglabel=~s/\W//gs; |
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my $relationship=&Apache::lonxml::get_param('relationship',$parstack,$safeeval); |
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$relationship=~s/\W//gs; |
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$relationship=lc($relationship); |
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unless ($relationship=~/^(eq|ge|gt|le|lt|ne)$/) { |
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&Apache::lonxml::warning(&mt('Rule relationship not defined.')); |
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$relationship='eq'; |
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} |
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my $derivative=&Apache::lonxml::get_param('derivativeorder',$parstack,$safeeval); |
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unless (($derivative==0) || ($derivative==1) || ($derivative==2)) { |
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&Apache::lonxml::warning(&mt('Rule derivative not defined.')); |
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$derivative=0; |
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} |
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push(@Apache::functionplotresponse::functionplotrules,join(':',( |
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$label, |
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$derivative, |
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&Apache::lonxml::get_param('xinitial',$parstack,$safeeval), |
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$beginninglabel, |
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&Apache::lonxml::get_param('xfinal',$parstack,$safeeval), |
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$endinglabel, |
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&Apache::lonxml::get_param('minimumlength',$parstack,$safeeval), |
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&Apache::lonxml::get_param('maximumlength',$parstack,$safeeval), |
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$relationship, |
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&Apache::lonxml::get_param('value',$parstack,$safeeval), |
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&Apache::lonxml::get_param('percenterror',$parstack,$safeeval) |
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))); |
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} elsif ($target eq 'edit') { |
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$result=&Apache::edit::tag_start($target,$token,'Function Plot Evaluation Rule'). |
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&Apache::edit::text_arg('Index/Name:','index', |
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$token,'10').' '. |
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&Apache::edit::select_arg(&mt('Function:'),'derivativeorder', |
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[['0','Function itself'], |
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['1','First derivative'], |
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['2','Second derivative']],$token).'<br />'. |
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&Apache::edit::text_arg('(Initial) x-value:','xinitial', |
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$token,'8'). |
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&Apache::edit::select_or_text_arg('(Initial) x-value label:','xinitiallabel', |
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[['start','Start of Plot']],$token,'8').'<br />'. |
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&Apache::edit::text_arg('Optional final x-value for ranges:','xfinal', |
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$token,'8'). |
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&Apache::edit::select_or_text_arg('Optional final x-value label:','xfinallabel', |
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[['end','End of Plot']],$token,'8').'<br />'. |
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&Apache::edit::text_arg('Optional minimum length for range:','minimumlength', |
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$token,'8'). |
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&Apache::edit::text_arg('Optional maximum length for range:','maximumlength', |
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$token,'8').'<br />'. |
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&Apache::edit::select_or_text_arg(&mt('Relationship:'),'relationship', |
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[['eq','equal'], |
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['ne','not equal'], |
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['ge','greater than or equal'], |
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['gt','greater than'], |
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['lt','less than'], |
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['le','less than or equal']],$token). |
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$result.= &Apache::edit::select_or_text_arg('Value:','value', |
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[['undef','not defined']],$token,'8'). |
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&Apache::edit::text_arg('Percent error:','percenterror', |
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$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,$parstack, |
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$safeeval,'index','derivativeorder', |
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'xinitial','xinitiallabel','xfinal','xfinallabel', |
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'minimumlength','maximumlength', |
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'relationship','value','percenterror'); |
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if ($constructtag) { $result=&Apache::edit::rebuild_tag($token); } |
} |
} |
return $result; |
return $result; |
} |
} |
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sub end_splinerule { |
sub end_functionplotrule { |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my $result=''; |
my $result=''; |
if ($target eq 'edit') { |
if ($target eq 'edit') { |
Line 363 sub end_splinerule {
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Line 513 sub end_splinerule {
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# |
# |
# <spline label="..." order="1,2,3,4" initx="..." inity="..." scalex="..." scaley="..." /> |
# <spline index="..." order="1,2,3,4" initx="..." inity="..." scalex="..." scaley="..." /> |
# |
# |
# Unfortunately, GeoGebra seems to want all splines after everything else, so we need to store them |
# Unfortunately, GeoGebra seems to want all splines after everything else, so we need to store them |
# |
# |
Line 371 sub start_spline {
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Line 521 sub start_spline {
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my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my $result=''; |
my $result=''; |
if ($target eq 'web') { |
if ($target eq 'web') { |
my $label=&Apache::lonxml::get_param('label',$parstack,$safeeval); |
my $label=&Apache::lonxml::get_param('index',$parstack,$safeeval); |
$Apache::functionplotresponse::counter++; |
$Apache::functionplotresponse::counter++; |
if ($label=~/\W/) { |
if ($label=~/\W/) { |
&Apache::lonxml::warning(&mt('Spline labels should only contain alphanumeric characters.')); |
&Apache::lonxml::warning(&mt('Spline indices should only contain alphanumeric characters.')); |
} |
} |
$label=~s/\W//gs; |
$label=~s/\W//gs; |
unless ($label) { $label='S'.$Apache::functionplotresponse::counter; } |
unless ($label) { |
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$label='S'.$Apache::functionplotresponse::counter; |
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} else { |
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$label='S'.$label; |
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} |
if ($Apache::functionplotresponse::splineorder{$label}) { |
if ($Apache::functionplotresponse::splineorder{$label}) { |
&Apache::lonxml::error(&mt('Spline labels must be unique.')); |
&Apache::lonxml::error(&mt('Spline indices must be unique.')); |
} |
} |
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my $order=&Apache::lonxml::get_param('order',$parstack,$safeeval); |
my $order=&Apache::lonxml::get_param('order',$parstack,$safeeval); |
Line 404 sub start_spline {
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Line 558 sub start_spline {
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$Apache::functionplotresponse::splinescaley{$label}=$sy; |
$Apache::functionplotresponse::splinescaley{$label}=$sy; |
} elsif ($target eq 'edit') { |
} elsif ($target eq 'edit') { |
$result=&Apache::edit::tag_start($target,$token,'Spline'). |
$result=&Apache::edit::tag_start($target,$token,'Spline'). |
&Apache::edit::text_arg('Label:','label', |
&Apache::edit::text_arg('Index:','index', |
$token,'4').' '. |
$token,'4').' '. |
&Apache::edit::select_arg('Order:','order', |
&Apache::edit::select_arg('Order:','order', |
['2','3','4','5','6','7','8','9'],$token).' '. |
['2','3','4','5','6','7','8','9'],$token).' '. |
Line 419 sub start_spline {
|
Line 573 sub start_spline {
|
&Apache::edit::end_row(); |
&Apache::edit::end_row(); |
} elsif ($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, |
$safeeval,'label','order','initx','inity', |
$safeeval,'index','order','initx','inity', |
'scalex','scaley'); |
'scalex','scaley'); |
if ($constructtag) { $result=&Apache::edit::rebuild_tag($token); } |
if ($constructtag) { $result=&Apache::edit::rebuild_tag($token); } |
} |
} |
Line 499 sub d2dt2_cubic_hermite {
|
Line 653 sub d2dt2_cubic_hermite {
|
} |
} |
|
|
# |
# |
# Implentation of <functionplotresponse> |
# Array index calculation |
|
# |
|
sub array_index { |
|
my ($xmin,$xmax,$x)=@_; |
|
if ($x ne '') { |
|
return int(($x-$xmin)/($xmax-$xmin)*400.+0.5); |
|
} else { |
|
return undef; |
|
} |
|
} |
|
|
|
# |
|
# Populate the arrays |
|
# |
|
|
|
sub populate_arrays { |
|
my ($id,$xmin,$xmax)=@_; |
|
for (my $i=0; $i<=400; $i++) { |
|
$Apache::functionplotresponse::actualxval[$i]=undef; |
|
$Apache::functionplotresponse::func[$i]=undef; |
|
$Apache::functionplotresponse::dfuncdx[$i]=undef; |
|
$Apache::functionplotresponse::d2funcd2x[$i]=undef; |
|
} |
|
unless ($xmax>$xmin) { return 'no_func'; } |
|
# Run over all splines in response |
|
foreach my $label (split(/\,/,$env{"form.HWVAL_AllSplines_$id"})) { |
|
my $xiold=-1; |
|
# Run over all points in spline |
|
for (my $i=1; $i<$env{"form.HWVAL_SplineOrder_".$id."_".$label}; $i++) { |
|
my $ni=$i+1; |
|
my @xparms=($env{'form.HWVAL_'.$id.'_'.$label.'P'.$i.'_x'}, |
|
$env{'form.HWVAL_'.$id.'_'.$label.'S'.$i.'_x'}, |
|
$env{'form.HWVAL_'.$id.'_'.$label.'P'.$ni.'_x'}, |
|
$env{'form.HWVAL_'.$id.'_'.$label.'S'.$ni.'_x'}); |
|
my @yparms=($env{'form.HWVAL_'.$id.'_'.$label.'P'.$i.'_y'}, |
|
$env{'form.HWVAL_'.$id.'_'.$label.'S'.$i.'_y'}, |
|
$env{'form.HWVAL_'.$id.'_'.$label.'P'.$ni.'_y'}, |
|
$env{'form.HWVAL_'.$id.'_'.$label.'S'.$ni.'_y'}); |
|
# Run in small steps over spline parameter |
|
for (my $t=0; $t<=1; $t+=0.0001) { |
|
my $xreal=&cubic_hermite($t,@xparms); |
|
my $xi=&array_index($xmin,$xmax,$xreal); |
|
if ($xi<$xiold) { return 'no_func'; } |
|
if (($xi>$xiold) && ($xi>=0) && ($xi<=400)) { |
|
if (defined($Apache::functionplotresponse::func[$xi])) { return 'no_func'; } |
|
$xiold=$xi; |
|
$Apache::functionplotresponse::actualxval[$xi]=$xreal; |
|
# Function value |
|
my $funcval=&cubic_hermite($t,@yparms); |
|
$Apache::functionplotresponse::func[$xi]=$funcval; |
|
if (defined($funcval)) { |
|
if ($xi<$Apache::functionplotresponse::functionplotrulelabels{'start'}) { |
|
$Apache::functionplotresponse::functionplotrulelabels{'start'}=$xi; |
|
} |
|
if ($xi>$Apache::functionplotresponse::functionplotrulelabels{'end'}) { |
|
$Apache::functionplotresponse::functionplotrulelabels{'end'}=$xi; |
|
} |
|
} |
|
# Chain rule |
|
# dy/dx=dy/dt/(dx/dt) |
|
my $dxdt=&ddt_cubic_hermite($t,@xparms); |
|
if ($dxdt) { |
|
$Apache::functionplotresponse::dfuncdx[$xi]=&ddt_cubic_hermite($t,@yparms)/$dxdt; |
|
# Second derivative |
|
$Apache::functionplotresponse::d2funcdx2[$xi]= |
|
($dxdt*&d2dt2_cubic_hermite($t,@yparms)-&ddt_cubic_hermite($t,@yparms)*&d2dt2_cubic_hermite($t,@xparms))/ |
|
($dxdt*$dxdt*$dxdt); |
|
} |
|
} |
|
} |
|
} |
|
} |
|
} |
|
|
|
# |
|
# Implementation of <functionplotresponse> |
# |
# |
|
|
sub start_functionplotresponse { |
sub start_functionplotresponse { |
Line 515 sub start_functionplotresponse {
|
Line 744 sub start_functionplotresponse {
|
undef %Apache::functionplotresponse::previous; |
undef %Apache::functionplotresponse::previous; |
$Apache::functionplotresponse::inputfields=''; |
$Apache::functionplotresponse::inputfields=''; |
$Apache::functionplotresponse::counter=0; |
$Apache::functionplotresponse::counter=0; |
|
# Remember rules |
|
undef @Apache::functionplotresponse::functionplotrules; |
|
# Remember failed rules |
|
if ($target eq 'grade') { |
|
undef @Apache::functionplotresponse::failedrules; |
|
} |
|
# Delete previous awards |
|
undef $Apache::functionplotresponse::awarddetail; |
# Part and ID |
# Part and ID |
my $partid=$Apache::inputtags::part; |
my $partid=$Apache::inputtags::part; |
my $id=&Apache::response::start_response($parstack,$safeeval); |
my $id=&Apache::response::start_response($parstack,$safeeval); |
Line 524 sub start_functionplotresponse {
|
Line 761 sub start_functionplotresponse {
|
&decode_previous_answer($Apache::lonhomework::history{"resource.$partid.$id.submission"}); |
&decode_previous_answer($Apache::lonhomework::history{"resource.$partid.$id.submission"}); |
|
|
# Parameters of <functionplotresponse> |
# Parameters of <functionplotresponse> |
my $xmin=&Apache::lonxml::get_param('xmin',$parstack,$safeeval); |
my ($xmin,$xmax,$ymin,$ymax)=&boundaries($parstack,$safeeval); |
$xmin=($xmin?$xmin:-10); |
|
my $xmax=&Apache::lonxml::get_param('xmax',$parstack,$safeeval); |
|
$xmax=($xmax?$xmax:10); |
|
my $ymin=&Apache::lonxml::get_param('ymin',$parstack,$safeeval); |
|
$ymin=($ymin?$ymin:-10); |
|
my $ymax=&Apache::lonxml::get_param('ymax',$parstack,$safeeval); |
|
$ymax=($ymax?$ymax:10); |
|
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'); |
Line 541 sub start_functionplotresponse {
|
Line 771 sub start_functionplotresponse {
|
$result.=&Apache::edit::start_table($token) |
$result.=&Apache::edit::start_table($token) |
.'<tr><td><span class="LC_nobreak">'.&mt('Function Plot Question').'</span></td>' |
.'<tr><td><span class="LC_nobreak">'.&mt('Function Plot Question').'</span></td>' |
.'<td><span class="LC_nobreak">'.&mt('Delete?').' ' |
.'<td><span class="LC_nobreak">'.&mt('Delete?').' ' |
.&Apache::edit::deletelist($target,$token) |
.&Apache::edit::deletelist($target,$token).' ' |
|
.&Apache::edit::insertlist($target,$token) |
.'</span></td>' |
.'</span></td>' |
."<td> " |
."<td> " |
.&Apache::edit::end_row() |
.&Apache::edit::end_row() |
Line 554 sub start_functionplotresponse {
|
Line 785 sub start_functionplotresponse {
|
&Apache::edit::text_arg('Maximum x-value:','xmax', |
&Apache::edit::text_arg('Maximum x-value:','xmax', |
$token,'4').' '. |
$token,'4').' '. |
&Apache::edit::select_arg('x-axis visible:','xaxisvisible', |
&Apache::edit::select_arg('x-axis visible:','xaxisvisible', |
['yes','no'],$token).' '. |
['yes','no'],$token).'<br />'. |
&Apache::edit::text_arg('Label y-axis:','ylabel', |
&Apache::edit::text_arg('Label y-axis:','ylabel', |
$token,'6').' '. |
$token,'6').' '. |
&Apache::edit::text_arg('Minimum y-value:','ymin', |
&Apache::edit::text_arg('Minimum y-value:','ymin', |
Line 562 sub start_functionplotresponse {
|
Line 793 sub start_functionplotresponse {
|
&Apache::edit::text_arg('Maximum y-value:','ymax', |
&Apache::edit::text_arg('Maximum y-value:','ymax', |
$token,'4').' '. |
$token,'4').' '. |
&Apache::edit::select_arg('y-axis visible:','yaxisvisible', |
&Apache::edit::select_arg('y-axis visible:','yaxisvisible', |
['yes','no'],$token).' '. |
['yes','no'],$token).'<br />'. |
&Apache::edit::select_arg('Grid visible:','gridvisible', |
&Apache::edit::select_arg('Grid visible:','gridvisible', |
['yes','no'],$token). |
['yes','no'],$token). |
&Apache::edit::end_row().&Apache::edit::start_spanning_row(); |
&Apache::edit::end_row().&Apache::edit::start_spanning_row(); |
Line 574 sub start_functionplotresponse {
|
Line 805 sub start_functionplotresponse {
|
|
|
} elsif ($target eq 'meta') { |
} elsif ($target eq 'meta') { |
$result=&Apache::response::meta_package_write('functionplotresponse'); |
$result=&Apache::response::meta_package_write('functionplotresponse'); |
} elsif ($target eq 'web') { |
} elsif (($target eq 'answer') && |
# paste in the update routine to receive stuff back from the applet |
($env{'form.answer_output_mode'} ne 'tex') && |
$result.=&update_script($internalid); |
($Apache::lonhomework::viewgrades == 'F')) { |
# start the initscript for this applet |
my (undef,undef,$udom,$uname)=&Apache::lonnet::whichuser(); |
$result.=&start_init_script($internalid); |
my $windowopen=&Apache::lonhtmlcommon::javascript_docopen(); |
# put the axis commands inside |
my $start_page = &Apache::loncommon::start_page('Rules Log', undef, |
$result.=&axes_script($internalid,$xmin,$xmax,$ymin,$ymax,$xaxisvisible,$yaxisvisible,$gridvisible); |
{'only_body' => 1, |
$result.=&axes_label($internalid,$xlabel,$ylabel); |
'bgcolor' => '#FFFFFF', |
# init script is left open |
'js_ready' => 1,}); |
} |
my $end_page = &Apache::loncommon::end_page({'js_ready' => 1,}); |
|
$uname =~s/\W//g; |
|
$udom =~s/\W//g; |
|
my $function_name = |
|
join('_','LONCAPA_scriptvars',$uname,$udom, |
|
$env{'form.counter'},$Apache::lonxml::curdepth); |
|
my $rules_var ="<script type=\"text/javascript\"> |
|
// <![CDATA[ |
|
function $function_name() {newWindow=open('','new_W','width=500,height=500,scrollbars=1,resizable=yes');newWindow.$windowopen;newWindow.document.writeln('$start_page<pre>". |
|
$Apache::functionplotresponse::ruleslog. |
|
"<\\/pre>$end_page');newWindow.document.close();newWindow.focus()} |
|
// ]]> |
|
</script><a href=\"javascript:$function_name();void(0);\">".&mt('Rules Log')."</a><br />"; |
|
&Apache::lonxml::add_script_result($rules_var); |
|
} |
|
|
return $result; |
return $result; |
} |
} |
|
|
|
sub compare_rel { |
|
my ($relationship,$value,$realval,$tol)=@_; |
|
# is the real value undefined? |
|
unless (defined($realval)) { |
|
# the real value is not defined |
|
if ($relationship eq 'eq') { |
|
if ($value eq 'undef') { |
|
return 1; |
|
} else { |
|
return 0; |
|
} |
|
} elsif ($relationship eq 'ne') { |
|
if ($value eq 'undef') { |
|
return 0; |
|
} else { |
|
return 1; |
|
} |
|
} else { |
|
return 0; |
|
} |
|
} |
|
|
|
# is the expected value undefined? |
|
if ($value eq 'undef') { |
|
# but by now we know that the real value is defined |
|
return 0; |
|
} |
|
|
|
# both are defined. |
|
if ($relationship eq 'gt') { |
|
return ($realval>$value); |
|
} elsif ($relationship eq 'ge') { |
|
return ($realval>$value-$tol); |
|
} elsif ($relationship eq 'lt') { |
|
return ($realval<$value); |
|
} elsif ($relationship eq 'le') { |
|
return ($realval<$value+$tol); |
|
} elsif ($relationship eq 'ne') { |
|
return (abs($value-$realval)>$tol); |
|
} else { |
|
return (abs($value-$realval)<$tol); |
|
} |
|
return 0; |
|
} |
|
|
|
sub addlog { |
|
my ($text)=@_; |
|
$Apache::functionplotresponse::ruleslog.=$text.'<br />'; |
|
} |
|
|
|
sub actualval { |
|
my ($i,$xmin,$xmax)=@_; |
|
return $xmin+$i/400.*($xmax-$xmin); |
|
} |
|
|
|
sub functionplotrulecheck { |
|
my ($rule,$xmin,$xmax,$ymin,$ymax)=@_; |
|
|
|
my ($label,$derivative,$xinitial,$xinitiallabel,$xfinal,$xfinallabel,$minimumlength,$maximumlength,$relationship,$value,$percent) |
|
=split(/\:/,$rule); |
|
$percent=($percent>0?$percent:5); |
|
&addlog("================="); |
|
&addlog("Rule $label for ".('function itself','first derivative','second derivative')[$derivative]." $relationship $value"); |
|
my $li=0; |
|
my $lh=400; |
|
|
|
# Special case: the upper boundary was not defined |
|
# and needs to be set to the value where |
|
# the condition is not true anymore => set flag |
|
|
|
my $findupper=0; |
|
if (($xfinal eq '') |
|
&& (!defined($Apache::functionplotresponse::functionplotrulelabels{$xfinallabel})) |
|
&& ($xfinallabel)) { |
|
$findupper=1; |
|
} |
|
|
|
# if a hard value is set for the boundaries, it overrides the label |
|
if (($xinitial ne '') && ($xinitiallabel ne '') && ($xinitiallabel ne 'start')) { |
|
$li=&array_index($xmin,$xmax,$xinitial); |
|
$Apache::functionplotresponse::functionplotrulelabels{$xinitiallabel}=$li; |
|
} |
|
if (($xfinal ne '') && ($xfinallabel ne '') && ($xfinallabel ne 'end')) { |
|
$lh=&array_index($xmin,$xmax,$xfinal); |
|
$Apache::functionplotresponse::functionplotrulelabels{$xfinallabel}=$lh; |
|
} |
|
# if the label is defined, use it |
|
if (defined($Apache::functionplotresponse::functionplotrulelabels{$xinitiallabel})) { |
|
&addlog("Using lower label $xinitiallabel"); |
|
$li=$Apache::functionplotresponse::functionplotrulelabels{$xinitiallabel}; |
|
} else { |
|
$li=&array_index($xmin,$xmax,$xinitial); |
|
} |
|
unless ($findupper) { |
|
if (defined($Apache::functionplotresponse::functionplotrulelabels{$xfinallabel})) { |
|
&addlog("Using upper label $xfinallabel"); |
|
$lh=$Apache::functionplotresponse::functionplotrulelabels{$xfinallabel}-1; |
|
} else { |
|
$lh=&array_index($xmin,$xmax,$xfinal); |
|
} |
|
} |
|
# Basic sanity checks |
|
if ($li<0) { $li=0; } |
|
if ($lh>400) { $lh=400; } |
|
if (($li>$lh) || (!defined($lh))) { |
|
$lh=$li; |
|
} |
|
|
|
&addlog("Boundaries: x=".&actualval($li,$xmin,$xmax)." (".$Apache::functionplotresponse::actualxval[$li]."; index $li)) to x=". |
|
&actualval($lh,$xmin,$xmax)." (".$Apache::functionplotresponse::actualxval[$lh]."; index $lh))"); |
|
if ($findupper) { |
|
&addlog("Looking for label $xfinallabel"); |
|
} |
|
my $tol=$percent*($ymax-$ymin)/100; |
|
if ($xmax>$xmin) { |
|
if ($derivative==2) { |
|
$tol=4.*$tol/($xmax-$xmin); |
|
} elsif ($derivative==1) { |
|
$tol=2.*$tol/($xmax-$xmin); |
|
} |
|
} |
|
for (my $i=$li; $i<=$lh; $i++) { |
|
my $val; |
|
if ($derivative==2) { |
|
$val=$Apache::functionplotresponse::d2funcdx2[$i]; |
|
} elsif ($derivative==1) { |
|
$val=$Apache::functionplotresponse::dfuncdx[$i]; |
|
} else { |
|
$val=$Apache::functionplotresponse::func[$i]; |
|
} |
|
unless (&compare_rel($relationship,$value,$val,$tol)) { |
|
&addlog("Actual value ".(defined($val)?$val:'undef').", expected $value, tolerance $tol"); |
|
&addlog("Condition not fulfilled at x=".&actualval($i,$xmin,$xmax)." (".$Apache::functionplotresponse::actualxval[$i]."; index $i)"); |
|
if (($findupper) && ($i>$li)) { |
|
# check for minimum and maximum lengths |
|
my $length=&actualval($i,$xmin,$xmax)-&actualval($li,$xmin,$xmax); |
|
if ($minimumlength) { |
|
if ($length<$minimumlength) { |
|
&addlog("Rule $label failed, actual length $length, minimum length $minimumlength"); |
|
return 0; |
|
} |
|
} |
|
if ($maximumlength) { |
|
if ($length>$maximumlength) { |
|
&addlog("Rule $label failed, actual length $length, maximum length $maximumlength"); |
|
return 0; |
|
} |
|
} |
|
$Apache::functionplotresponse::functionplotrulelabels{$xfinallabel}=$i; |
|
&addlog("Rule $label passed, setting label $xfinallabel"); |
|
return 1; |
|
} else { |
|
&addlog("Rule $label failed."); |
|
my $hintlabel=$label; |
|
$hintlabel=~s/^R//; |
|
push(@Apache::functionplotresponse::failedrules,$hintlabel); |
|
&addlog("Set hint condition $hintlabel"); |
|
return 0; |
|
} |
|
} |
|
} |
|
&addlog("Rule $label passed."); |
|
return 1; |
|
} |
|
|
|
sub start_functionplotruleset { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
|
if ($target eq 'edit') { |
|
return &Apache::edit::start_table($token). |
|
'<tr><td><span class="LC_nobreak">'.&mt('Function Plot Rule Set').'</span></td>' |
|
.'<td><span class="LC_nobreak">'.&mt('Delete?').' ' |
|
.&Apache::edit::deletelist($target,$token).' '. |
|
&Apache::edit::insertlist($target,$token) |
|
.'</span></td>' |
|
."<td> " |
|
.&Apache::edit::end_row() |
|
.&Apache::edit::start_spanning_row() |
|
."\n"; |
|
} |
|
} |
|
|
|
sub end_functionplotruleset { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
|
my $id=$Apache::inputtags::response[-1]; |
|
my $partid=$Apache::inputtags::part; |
|
my $internalid = $partid.'_'.$id; |
|
|
|
if ($target eq 'edit' ) { |
|
return &Apache::edit::end_table(); |
|
} elsif ($target eq 'grade' |
|
&& &Apache::response::submitted() |
|
&& $Apache::lonhomework::type ne 'exam') { |
|
# |
|
# Actually grade |
|
# |
|
my ($xmin,$xmax,$ymin,$ymax)=&boundaries($parstack,$safeeval,-2); |
|
|
|
my $ad=''; |
|
undef %Apache::functionplotresponse::functionplotrulelabels; |
|
$Apache::functionplotresponse::ruleslog=''; |
|
$Apache::functionplotresponse::functionplotrulelabels{'start'}=400; |
|
$Apache::functionplotresponse::functionplotrulelabels{'end'}=0; |
|
if (&populate_arrays($internalid,$xmin,$xmax) eq 'no_func') { |
|
$ad='NOT_FUNCTION'; |
|
} else { |
|
&addlog("Start of function ".&actualval($Apache::functionplotresponse::functionplotrulelabels{'start'},$xmin,$xmax)." (index ". |
|
$Apache::functionplotresponse::functionplotrulelabels{'start'}.")"); |
|
&addlog("End of function ".&actualval($Apache::functionplotresponse::functionplotrulelabels{'end'},$xmin,$xmax)." (index ". |
|
$Apache::functionplotresponse::functionplotrulelabels{'end'}.")"); |
|
|
|
# We have a function that we can actually grade, go through the spline rules. |
|
foreach my $rule (@Apache::functionplotresponse::functionplotrules) { |
|
unless (&functionplotrulecheck($rule,$xmin,$xmax,$ymin,$ymax)) { |
|
$ad='INCORRECT'; |
|
last; |
|
} |
|
} |
|
# If it's not wrong, it's correct |
|
unless ($ad) { $ad='EXACT_ANS' }; |
|
} |
|
&addlog("Set hint conditions: ".join(",",@Apache::functionplotresponse::failedrules)); |
|
&addlog("Assigned award detail: $ad"); |
|
# Store for later to be assigned at end_functionplotresponse |
|
$Apache::functionplotresponse::awarddetail=$ad; |
|
} |
|
} |
|
|
|
|
sub end_functionplotresponse { |
sub end_functionplotresponse { |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
&Apache::response::end_response; |
&Apache::response::end_response; |
Line 601 sub end_functionplotresponse {
|
Line 1075 sub end_functionplotresponse {
|
&& &Apache::response::submitted() |
&& &Apache::response::submitted() |
&& $Apache::lonhomework::type eq 'exam') { |
&& $Apache::lonhomework::type eq 'exam') { |
|
|
#&Apache::response::scored_response($partid,$id); |
&Apache::response::scored_response($partid,$id); |
|
|
} elsif ($target eq 'grade' |
} elsif ($target eq 'grade' |
&& &Apache::response::submitted() |
&& &Apache::response::submitted() |
Line 610 sub end_functionplotresponse {
|
Line 1084 sub end_functionplotresponse {
|
$Apache::lonhomework::results{"resource.$partid.$id.submission"}=$response; |
$Apache::lonhomework::results{"resource.$partid.$id.submission"}=$response; |
my %previous=&Apache::response::check_for_previous($response,$partid,$id); |
my %previous=&Apache::response::check_for_previous($response,$partid,$id); |
# |
# |
# Actually grade |
# Assign grade |
# |
# |
my $ad='INCORRECT'; |
my $ad=$Apache::functionplotresponse::awarddetail; |
# |
# |
# Store grading info |
# Store grading info |
# |
# |
$Apache::lonhomework::results{"resource.$partid.$id.awarddetail"}=$ad; |
$Apache::lonhomework::results{"resource.$partid.$id.awarddetail"}=$ad; |
&Apache::response::handle_previous(\%previous,$ad); |
&Apache::response::handle_previous(\%previous,$ad); |
} elsif ($target eq 'web') { |
} elsif ($target eq 'web') { |
|
undef @Apache::functionplotresponse::failedrules; |
|
} |
|
return $result; |
|
} |
|
|
|
sub end_functionplotelements { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_; |
|
my $result=''; |
|
my $id=$Apache::inputtags::response[-1]; |
|
my $partid=$Apache::inputtags::part; |
|
my $internalid = $partid.'_'.$id; |
|
if ($target eq 'edit' ) { |
|
$result=&Apache::edit::end_table(); |
|
} elsif ($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 |
|
my ($xmin,$xmax,$ymin,$ymax)=&boundaries($parstack,$safeeval,-2); |
foreach my $label (keys(%Apache::functionplotresponse::splineorder)) { |
foreach my $label (keys(%Apache::functionplotresponse::splineorder)) { |
$result.=&generate_spline($internalid,$label); |
$result.=&generate_spline($internalid,$label,$xmin,$xmax,$ymin,$ymax); |
} |
} |
# close the init script |
# close the init script |
$result.=&end_init_script(); |
$result.=&end_init_script(); |
|
# register all splines in this response |
|
$result.='<input type="hidden" name="HWVAL_AllSplines_'.$internalid.'" value="'. |
|
join(',',keys(%Apache::functionplotresponse::splineorder)).'" />'."\n"; |
|
foreach my $label (keys(%Apache::functionplotresponse::splineorder)) { |
|
$result.='<input type="hidden" name="HWVAL_SplineOrder_'.$internalid.'_'.$label.'" value="'. |
|
$Apache::functionplotresponse::splineorder{$label}.'" />'."\n"; |
|
} |
# generate the input fields |
# generate the input fields |
$result.=$Apache::functionplotresponse::inputfields; |
$result.=$Apache::functionplotresponse::inputfields; |
# actually start the <applet>-tag |
# actually start the <applet>-tag |
Line 638 sub end_functionplotresponse {
|
Line 1134 sub end_functionplotresponse {
|
} |
} |
return $result; |
return $result; |
} |
} |
|
|
|
sub boundaries { |
|
my ($parstack,$safeeval,$level)=@_; |
|
my $xmin=&Apache::lonxml::get_param('xmin',$parstack,$safeeval,$level); |
|
$xmin=(defined($xmin)?$xmin:-10); |
|
my $xmax=&Apache::lonxml::get_param('xmax',$parstack,$safeeval,$level); |
|
$xmax=(defined($xmax)?$xmax:10); |
|
my $ymin=&Apache::lonxml::get_param('ymin',$parstack,$safeeval,$level); |
|
$ymin=(defined($ymin)?$ymin:-10); |
|
my $ymax=&Apache::lonxml::get_param('ymax',$parstack,$safeeval,$level); |
|
$ymax=(defined($ymax)?$ymax:10); |
|
if ($xmax<=$xmin) { |
|
$xmax=$xmin+20; |
|
} |
|
if ($ymax<=$ymin) { |
|
$ymax=$ymin+20; |
|
} |
|
return ($xmin,$xmax,$ymin,$ymax); |
|
} |
|
|
|
sub start_functionplotelements { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
|
my $result=''; |
|
my $id=$Apache::inputtags::response[-1]; |
|
my $partid=$Apache::inputtags::part; |
|
my $internalid = $partid.'_'.$id; |
|
|
|
if ($target eq 'edit') { |
|
return &Apache::edit::start_table($token). |
|
'<tr><td><span class="LC_nobreak">'.&mt('Function Plot Elements').'</span></td>' |
|
.'<td><span class="LC_nobreak">'.&mt('Delete?').' ' |
|
.&Apache::edit::deletelist($target,$token).' '. |
|
&Apache::edit::insertlist($target,$token) |
|
.'</span></td>' |
|
."<td> " |
|
.&Apache::edit::end_row() |
|
.&Apache::edit::start_spanning_row() |
|
."\n"; |
|
} elsif ($target eq 'web') { |
|
my ($xmin,$xmax,$ymin,$ymax)=&boundaries($parstack,$safeeval,-2); |
|
my $xaxisvisible=(&Apache::lonxml::get_param('xaxisvisible',$parstack,$safeeval,-2)=~/on|true|yes|1/i?'true':'false'); |
|
my $yaxisvisible=(&Apache::lonxml::get_param('yaxisvisible',$parstack,$safeeval,-2)=~/on|true|yes|1/i?'true':'false'); |
|
my $gridvisible=(&Apache::lonxml::get_param('gridvisible',$parstack,$safeeval,-2)=~/on|true|yes|1/i?'true':'false'); |
|
my $xlabel=&Apache::lonxml::get_param('xlabel',$parstack,$safeeval,-2); |
|
my $ylabel=&Apache::lonxml::get_param('ylabel',$parstack,$safeeval,-2); |
|
|
|
|
|
# paste in the update routine to receive stuff back from the applet |
|
$result.=&update_script($internalid); |
|
# start the initscript for this applet |
|
$result.=&start_init_script($internalid); |
|
# put the axis commands inside |
|
$result.=&axes_script($internalid,$xmin,$xmax,$ymin,$ymax,$xaxisvisible,$yaxisvisible,$gridvisible); |
|
$result.=&axes_label($internalid,$xlabel,$ylabel); |
|
# init script is left open |
|
} |
|
return $result; |
|
} |
|
|
1; |
1; |
|
|