version 1.15, 2010/10/19 02:04:27
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version 1.111, 2024/05/29 16:23:10
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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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use LONCAPA; |
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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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'plotobject','plotvector', |
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'functionplotvectorrule','functionplotvectorsumrule', |
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'drawvectorsum', |
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'functionplotcustomrule', |
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'functionplotrule','functionplotruleset', |
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'functionplotelements')); |
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} |
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# |
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# Use old Java or HTML5/Javascript for GeoGebra? Depends on browser! |
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# Return a true value if HTML5 should be used. |
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sub useHTML5 { |
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if ($env{'browser.type'} eq 'chrome') { |
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if ($env{'browser.version'} >= 14) { |
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return 1; |
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} |
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} elsif ($env{'browser.type'} eq 'safari') { |
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if ($env{'browser.os'} eq 'mac') { |
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my ($prefix,$version) = ($env{'browser.version'} =~ /^(\d*)(\d{3})\./); |
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if ($version >= 536) { |
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return 1; |
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} |
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} |
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} elsif ($env{'browser.type'} eq 'mozilla') { |
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if ($env{'browser.info'} =~ /^firefox\-(\d+)/) { |
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my $firefox = $1; |
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if ((($env{'browser.os'} eq 'mac') && ($firefox >= 20)) || |
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(($env{'browser.os'} eq 'unix') && ($firefox >= 17)) || |
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(($env{'browser.os'} eq 'win') && ($firefox >= 14))) { |
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return 1; |
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} |
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} |
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} elsif ($env{'browser.type'} eq 'explorer') { |
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if (($env{'browser.os'} eq 'win') && ($env{'browser.version'} >= 10)) { |
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return 1; |
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} |
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} elsif ($env{'browser.type'} eq 'opera') { |
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if ($env{'browser.version'} >= 18) { |
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return 1; |
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} |
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} |
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return 0; |
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} |
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# |
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# HTML5 version does not understand "_" in IDs |
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# |
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sub appid { |
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my ($id)=@_; |
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$id=~s/\_/rid/gs; |
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$id=~s/\W//gs; |
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return $id; |
} |
} |
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# |
# |
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# Routines to start the applet (Java) or the HTML5/JavaScript |
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# |
# There can be a number of applets on a page, each called ggbApplet_$id, |
# There can be a number of applets on a page, each called ggbApplet_$id, |
# where $id is the "_"-concatenated part and responseid |
# where $id is the "_"-concatenated part and responseid |
# |
# |
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sub geogebra_startcode { |
sub geogebra_startcode { |
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my ($id,$width,$height)=@_; |
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if (&useHTML5()) { |
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return &html5_geogebra_startcode(@_); |
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} else { |
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return &java_geogebra_startcode(@_). |
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&java_geogebra_code_param(); |
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} |
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} |
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sub geogebra_endcode { |
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if (&useHTML5()) { |
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return ''; |
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} else { |
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return &java_geogebra_endcode(); |
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} |
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} |
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sub geogebra_default_parameters { |
my ($id)=@_; |
my ($id)=@_; |
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if (&useHTML5()) { |
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return ''; |
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} else { |
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return &java_geogebra_default_parameters($id); |
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} |
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} |
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# === Java code |
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sub java_geogebra_startcode { |
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my ($id,$width,$height)=@_; |
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my $appid=&appid($id); |
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$width=int(1.*$width); |
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$height=int(1.*$height); |
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unless ($width) { $width=700; } |
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unless ($height) { $height=400; } |
return (<<ENDSTARTCODE); |
return (<<ENDSTARTCODE); |
<applet name="ggbApplet_$id" code="geogebra.GeoGebraApplet" archive="geogebra.jar" |
<applet name="ggbApplet$appid" code="geogebra.GeoGebraApplet" archive="geogebra.jar" |
codebase="/adm/geogebra/" width="714" height="447" MAYSCRIPT> |
codebase="/adm/geogebra/" width="$width" height="$height" MAYSCRIPT> |
<param name="java_arguments" value="-Xmx512m -Djnlp.packEnabled=true"/> |
<param name="java_arguments" value="-Xmx512m -Djnlp.packEnabled=true"/> |
ENDSTARTCODE |
ENDSTARTCODE |
} |
} |
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sub geogebra_endcode { |
sub java_geogebra_endcode { |
return &Apache::lonhtmlcommon::java_not_enabled()."</applet>\n"; |
return &Apache::lonhtmlcommon::java_not_enabled()."</applet>\n"; |
} |
} |
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sub java_geogebra_code_param { |
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return '<param name="ggbBase64" value="'.&geogebra_internal_program().'" />'; |
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} |
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# === HTML5 code |
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sub html5_geogebra_startcode { |
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my ($id,$width,$height)=@_; |
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my $appid=&appid($id); |
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$width=int(1.*$width); |
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$height=int(1.*$height); |
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unless ($width) { $width=700; } |
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unless ($height) { $height=400; } |
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my $code=&geogebra_internal_program(); |
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return (<<ENDSTARTCODE); |
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<article class="geogebraweb" data-param-enableLabelDrags="false" data-param-enableShiftDragZoom="false" |
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data-param-width="$width" data-param-height="$height" data-param-id="ggbApplet$appid" |
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data-param-useBrowserForJS="true" data-param-allowUpscale="true" data-param-ggbbase64="$code"></article> |
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ENDSTARTCODE |
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} |
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# |
# |
# This is the internal GeoGebra bytecode which defines the spline functions |
# This is the internal GeoGebra bytecode which defines the spline functions |
# |
# |
sub geogebra_spline_program { |
sub geogebra_internal_program { |
return (<<ENDSPLINEPROGRAM); |
return |
<param name="ggbBase64" value="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"/> |
'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'; |
ENDSPLINEPROGRAM |
|
} |
} |
|
|
# |
# |
# The standard set of parameters inside <applet> |
# The standard set of parameters inside <applet> |
# |
# |
sub geogebra_default_parameters { |
sub java_geogebra_default_parameters { |
my ($id)=@_; |
my ($id)=@_; |
|
my $appid=&appid($id); |
return(<<ENDDEFAULTPARAMETERS); |
return(<<ENDDEFAULTPARAMETERS); |
<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_export.jar, geogebra_algos.jar, geogebra_javascript.jar, geogebra_properties.jar, jlatexmath.jar, jlm_cyrillic.jar, jlm_greek.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="4.4.3.0,4.4.3.0,4.4.3.0,4.4.3.0,4.4.3.0,4.4.3.0,4.4.3.0,4.4.3.0,4.4.3.0,4.4.3.0,4.4.3.0" /> |
<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" /> |
|
<param name="framePossible" value="false" /> |
<param name="framePossible" value="false" /> |
|
|
<param name="showResetIcon" value="false" /> |
<param name="showResetIcon" value="false" /> |
Line 89 sub geogebra_default_parameters {
|
Line 199 sub geogebra_default_parameters {
|
<param name="enableShiftDragZoom" value="false" /> |
<param name="enableShiftDragZoom" value="false" /> |
<param name="allowRescaling" value="false" /> |
<param name="allowRescaling" value="false" /> |
<param name="enableLabelDrags" value="false" /> |
<param name="enableLabelDrags" value="false" /> |
<param name="ggbOnInitParam" value="applet_$id" /> |
<param name="ggbOnInitParam" value="ggbApplet$appid" /> |
ENDDEFAULTPARAMETERS |
ENDDEFAULTPARAMETERS |
} |
} |
|
|
Line 101 ENDDEFAULTPARAMETERS
|
Line 211 ENDDEFAULTPARAMETERS
|
# |
# |
|
|
sub init_script { |
sub init_script { |
if ($Apache::functionplotresponse::callscripts) { |
if ($#Apache::functionplotresponse::callscripts>=0) { |
|
my $script=''; |
|
foreach my $id (@Apache::functionplotresponse::callscripts) { |
|
$script.="if (param=='ggbApplet".&appid($id)."') { loaded_$id=true; }\n"; |
|
} |
|
$script.="if (".join(' && ',map { "loaded_$_" } (@Apache::functionplotresponse::callscripts)). |
|
") { setTimeout('ggbInitAll()',200) }"; |
|
my $calls=join("\n",map { "ggbInit_$_();" } (@Apache::functionplotresponse::callscripts)); |
|
my $html5init=''; |
|
if (&useHTML5()) { |
|
$html5init= |
|
'<script type="text/javascript" language="javascript" src="/adm/geogebra/web/web.nocache.js"></script>'; |
|
} |
return (<<ENDGGBINIT); |
return (<<ENDGGBINIT); |
|
$html5init |
<script type="text/javascript"> |
<script type="text/javascript"> |
// <![CDATA[ |
// <![CDATA[ |
|
// Function that each applet will call when loaded |
|
// It will pass "its" parameter |
|
// Set flags for when an applet is loaded, wait till all are loaded, and then some |
function ggbOnInit(param) { |
function ggbOnInit(param) { |
$Apache::functionplotresponse::callscripts |
$script |
|
} |
|
function ggbInitAll() { |
|
$calls |
} |
} |
// ]]> |
// ]]> |
</script> |
</script> |
Line 120 ENDGGBINIT
|
Line 249 ENDGGBINIT
|
# |
# |
sub update_script { |
sub update_script { |
my ($id)=@_; |
my ($id)=@_; |
|
my $appid=&appid($id); |
return (<<ENDUPDATESCRIPT); |
return (<<ENDUPDATESCRIPT); |
<script type="text/javascript"> |
<script type="text/javascript"> |
// <![CDATA[ |
// <![CDATA[ |
function updatePointCoordinates_$id(coordinateName) { |
function updatePointCoordinates_$id(coordinateName) { |
var x = document.ggbApplet_$id.getXcoord(coordinateName); |
var x = document.ggbApplet$appid.getXcoord(coordinateName); |
var y = document.ggbApplet_$id.getYcoord(coordinateName); |
var y = document.ggbApplet$appid.getYcoord(coordinateName); |
document.lonhomework.elements["HWVAL_$id\_" + coordinateName + "_x"].value = x; |
document.lonhomework.elements["HWVAL_$id\_" + coordinateName + "_x"].value = x; |
document.lonhomework.elements["HWVAL_$id\_" + coordinateName + "_y"].value = y; |
document.lonhomework.elements["HWVAL_$id\_" + coordinateName + "_y"].value = y; |
} |
} |
Line 140 ENDUPDATESCRIPT
|
Line 270 ENDUPDATESCRIPT
|
|
|
sub update_register { |
sub update_register { |
my ($id,$variable)=@_; |
my ($id,$variable)=@_; |
return "document.ggbApplet_$id.registerObjectUpdateListener('$variable','updatePointCoordinates_$id');\n"; |
my $appid=&appid($id); |
|
return "document.ggbApplet$appid.registerObjectUpdateListener('$variable','updatePointCoordinates_$id');\n"; |
} |
} |
|
|
# |
# |
# Set a coordinate variable |
# Set a point coordinate variable |
# |
# |
sub set_coordinate { |
sub set_point_coordinate { |
my ($id,$variable,$x,$y)=@_; |
my ($id,$variable,$x,$y,$fixed)=@_; |
|
my $appid=&appid($id); |
|
my $mult=($fixed?'a*':''); |
|
# Get rid of wild exponents, make sure it's a number |
|
$x=1.*$x; |
|
$y=1.*$y; |
|
# GeoGebra does not understand "E" |
|
$x=~s/[e|E]/\*10\^/; |
|
$x=~s/\+//; |
|
$y=~s/[e|E]/\*10\^/; |
|
$y=~s/\+//; |
return (<<ENDSETVARIABLE); |
return (<<ENDSETVARIABLE); |
document.ggbApplet_$id.evalCommand("$variable=($x,$y)"); |
document.ggbApplet$appid.evalCommand("a=1"); |
|
document.ggbApplet$appid.evalCommand("$variable=$mult($x,$y)"); |
|
document.ggbApplet$appid.setLabelVisible("$variable",false); |
ENDSETVARIABLE |
ENDSETVARIABLE |
} |
} |
|
|
# |
# |
|
# Set a slope coordinate variable |
|
# |
|
sub set_slope_coordinate { |
|
my ($id,$variable,$xrel,$yrel,$xmin,$xmax,$ymin,$ymax,$pointname,$fixed)=@_; |
|
my $appid=&appid($id); |
|
my $xvariable=$variable.'x'; |
|
my $yvariable=$variable.'y'; |
|
my $domain=$xmax-$xmin; |
|
my $range=$ymax-$ymin; |
|
my $xinterval=$domain/100.; |
|
my $yinterval=$range/200.; |
|
my $mult=($fixed?'a*':''); |
|
return (<<ENDSETSVARIABLE); |
|
document.ggbApplet$appid.evalCommand("a=1"); |
|
document.ggbApplet$appid.evalCommand("$xvariable=Slider[$xinterval,$domain,$xinterval]"); |
|
document.ggbApplet$appid.setVisible("$xvariable", false); |
|
document.ggbApplet$appid.evalCommand("$xvariable=$xrel"); |
|
document.ggbApplet$appid.evalCommand("$yvariable=Slider[-$range,$range,$yinterval]"); |
|
document.ggbApplet$appid.setVisible("$yvariable", false); |
|
document.ggbApplet$appid.evalCommand("$yvariable=$yrel"); |
|
document.ggbApplet$appid.evalCommand("$variable=$mult($xvariable+x($pointname),$yvariable+y($pointname))"); |
|
document.ggbApplet$appid.setLabelVisible("$variable", false); |
|
ENDSETSVARIABLE |
|
} |
|
|
|
# |
# Input field name for a coordinate variable |
# Input field name for a coordinate variable |
# |
# |
|
|
Line 174 sub generate_input_field {
|
Line 343 sub generate_input_field {
|
} |
} |
|
|
# |
# |
# 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,$fixed)=@_; |
if (defined($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 185 sub new_coordinate {
|
Line 354 sub new_coordinate {
|
$y=$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,$fixed).&update_register($id,$variable); |
|
} |
|
|
|
# |
|
# Initialize a new slope coordinate variable at set a listener on it |
|
# |
|
sub new_slope_coordinate { |
|
my ($id,$variable,$x,$y,$pointname,$xp,$yp,$xmin,$xmax,$ymin,$ymax,$fixed)=@_; |
|
# |
|
# $variable: name of the slope point |
|
# $x, $y: coordinates of the slope point |
|
# $pointname: name of the associated point point |
|
# $xp $yp: coordinates of the point point |
|
# |
|
if (defined($Apache::functionplotresponse::previous{&field_name($id,$variable,'x')})) { |
|
$x=$Apache::functionplotresponse::previous{&field_name($id,$variable,'x')}; |
|
} |
|
if (defined($Apache::functionplotresponse::previous{&field_name($id,$variable,'y')})) { |
|
$y=$Apache::functionplotresponse::previous{&field_name($id,$variable,'y')}; |
|
} |
|
if (defined($Apache::functionplotresponse::previous{&field_name($id,$pointname,'x')})) { |
|
$xp=$Apache::functionplotresponse::previous{&field_name($id,$pointname,'x')}; |
|
} |
|
if (defined($Apache::functionplotresponse::previous{&field_name($id,$pointname,'y')})) { |
|
$yp=$Apache::functionplotresponse::previous{&field_name($id,$pointname,'y')}; |
|
} |
|
|
|
&generate_input_field($id,$variable,$x,$y); |
|
my $xrel=$x-$xp; |
|
my $yrel=$y-$yp; |
|
return &set_slope_coordinate($id,$variable,$xrel,$yrel,$xmin,$xmax,$ymin,$ymax,$pointname,$fixed).&update_register($id,$variable); |
} |
} |
|
|
# |
# |
Line 194 sub new_coordinate {
|
Line 393 sub new_coordinate {
|
# |
# |
sub start_init_script { |
sub start_init_script { |
my ($id)=@_; |
my ($id)=@_; |
# Add a line to ggbOnInit-function which calls the right function based on parameter passed from GeoGebra |
# Add id to the list of ggbInit_$id functions that need to be called |
$Apache::functionplotresponse::callscripts.="if (param=='applet_$id') { ggbInit_$id(); }\n"; |
push(@Apache::functionplotresponse::callscripts,$id); |
# ... and open this function |
# ... and open this function |
return (<<ENDSTARTINIT); |
return (<<ENDSTARTINIT); |
<script type="text/javascript"> |
<script type="text/javascript"> |
// <![CDATA[ |
// <![CDATA[ |
// variable that will eventually be passed back to the server |
// variable that will eventually be passed back to the server |
var coordinateMap_$id = []; |
var coordinateMap_$id = []; |
|
// flag for not loaded yet |
|
var loaded_$id=false; |
// Init-function for applet |
// Init-function for applet |
function ggbInit_$id() { |
function ggbInit_$id() { |
ENDSTARTINIT |
ENDSTARTINIT |
Line 213 ENDSTARTINIT
|
Line 414 ENDSTARTINIT
|
|
|
sub axes_script { |
sub axes_script { |
my ($id,$xmin,$xmax,$ymin,$ymax,$xvisible,$yvisible,$gvisible)=@_; |
my ($id,$xmin,$xmax,$ymin,$ymax,$xvisible,$yvisible,$gvisible)=@_; |
|
my $appid=&appid($id); |
return (<<ENDAXESSCRIPT); |
return (<<ENDAXESSCRIPT); |
// changes (xmin, xmax, ymin, ymax) |
// changes (xmin, xmax, ymin, ymax) |
document.ggbApplet_$id.setCoordSystem($xmin,$xmax,$ymin,$ymax); |
document.ggbApplet$appid.setCoordSystem($xmin,$xmax,$ymin,$ymax); |
|
|
// makes the (x,y) axis (in)visible |
// makes the (x,y) axis (in)visible |
document.ggbApplet_$id.setAxesVisible($xvisible,$yvisible); |
document.ggbApplet$appid.setAxesVisible($xvisible,$yvisible); |
// makes the grid (in)visible |
// makes the grid (in)visible |
document.ggbApplet_$id.setGridVisible($gvisible); |
document.ggbApplet$appid.setGridVisible($gvisible); |
ENDAXESSCRIPT |
ENDAXESSCRIPT |
} |
} |
|
|
sub axes_label { |
sub axes_label { |
my ($id,$xlabel,$ylabel)=@_; |
my ($id,$xmin,$xmax,$ymin,$ymax,$xlabel,$ylabel)=@_; |
|
my $appid=&appid($id); |
unless ($xlabel || $ylabel) { return ''; } |
unless ($xlabel || $ylabel) { return ''; } |
my $return='document.ggbApplet_'.$id.'.evalCommand("topRight=Corner[3]");'; |
my $return='document.ggbApplet'.$appid.'.evalCommand("topRight=Corner[3]");'; |
if ($xlabel) { |
if ($xlabel) { |
|
if (($ymin<0) && ($ymax>0)) { |
$return.=(<<ENDXAXISLABELSCRIPT); |
$return.=(<<ENDXAXISLABELSCRIPT); |
document.ggbApplet_$id.evalCommand("Xlabel=(x(topRight)-AxisStepX[],AxisStepY[]/6)"); |
document.ggbApplet$appid.evalCommand("Xlabel=(x(topRight)-AxisStepX[],AxisStepY[]/6)"); |
document.ggbApplet_$id.setVisible("Xlabel",false); |
document.ggbApplet$appid.setVisible("Xlabel",false); |
document.ggbApplet_$id.evalCommand("Text[\\"$xlabel\\", Xlabel]"); |
document.ggbApplet$appid.evalCommand("Text[\\"$xlabel\\", Xlabel]"); |
ENDXAXISLABELSCRIPT |
ENDXAXISLABELSCRIPT |
|
} else { |
|
$return.=(<<ENDXOFFAXISLABEL); |
|
document.ggbApplet$appid.evalCommand("LowerRight=Corner[2]"); |
|
document.ggbApplet$appid.evalCommand("Text[\\"$xlabel\\", (x(LowerRight) - AxisStepX[], y(LowerRight) + AxisStepY[] / 2)]"); |
|
ENDXOFFAXISLABEL |
|
} |
} |
} |
if ($ylabel) { |
if ($ylabel) { |
|
if (($xmin<0) && ($xmax>0)) { |
$return.=(<<ENDYAXISLABELSCRIPT); |
$return.=(<<ENDYAXISLABELSCRIPT); |
document.ggbApplet_$id.evalCommand("Ylabel=(AxisStepX[]/6,y(topRight)-AxisStepY[]/3)"); |
document.ggbApplet$appid.evalCommand("Ylabel=(AxisStepX[]/6,y(topRight)-AxisStepY[]/3)"); |
document.ggbApplet_$id.setVisible("Ylabel",false); |
document.ggbApplet$appid.setVisible("Ylabel",false); |
document.ggbApplet_$id.evalCommand("Text[\\"$ylabel\\", Ylabel]"); |
document.ggbApplet$appid.evalCommand("Text[\\"$ylabel\\", Ylabel]"); |
ENDYAXISLABELSCRIPT |
ENDYAXISLABELSCRIPT |
|
} else { |
|
$return.=(<<ENDYOFFAXISLABEL); |
|
document.ggbApplet$appid.evalCommand("UpperLeft=Corner[4]"); |
|
document.ggbApplet$appid.evalCommand("Text[\\"$ylabel\\", (x(UpperLeft) + AxisStepX[] / 5, y(UpperLeft) - AxisStepY[] / 1.8)]"); |
|
ENDYOFFAXISLABEL |
|
} |
} |
} |
return $return; |
return $return; |
} |
} |
|
|
|
# |
|
# Subroutine to produce background and answer plots |
|
# |
|
|
sub plot_script { |
sub plot_script { |
my ($id,$function,$fixed)=@_; |
my ($id,$function,$fixed,$label,$color,$xmin,$xmax,$thickness)=@_; |
|
my $appid=&appid($id); |
|
$label=~s/\W//g; |
|
if (($label) && ($label!~/^[A-Za-z]/)) { |
|
$label='C'.$label; |
|
} |
|
my $visible=0; |
|
if ($label) { |
|
$visible="1"; |
|
} else { |
|
$Apache::functionplotresponse::counter++; |
|
$label='C'.$Apache::functionplotresponse::counter; |
|
} |
|
my $rc=0; |
|
my $gc=0; |
|
my $bc=0; |
|
if ($color) { |
|
my ($rh,$gh,$bh)=($color=~/(..)(..)(..)/); |
|
$rc=hex($rh); |
|
$gc=hex($gh); |
|
$bc=hex($bh); |
|
} |
if ($fixed) { |
if ($fixed) { |
# Use stupid trick to nail this to a location |
return "document.ggbApplet$appid.evalCommand('$label=Function[$function,$xmin,$xmax]');\n". |
# Oddly, it seems like only one plot cannot be nailed to a location |
($visible?'':"document.ggbApplet$appid.setLabelVisible('$label', false);\n"). |
# Non-nailed-down plots apparently get overwritten |
($color?"document.ggbApplet$appid.setColor('$label',$rc,$gc,$bc);\n":''). |
return (<<ENDPLOTSCRIPT); |
($thickness?"document.ggbApplet$appid.setLineThickness('$label',$thickness);\n":''); |
document.ggbApplet_$id.evalCommand("a=1"); |
|
document.ggbApplet_$id.setVisible("a",false); |
|
// This MUST be a DEPENDENT OBJECT in order to be locked down: |
|
document.ggbApplet_$id.evalCommand("y=a*($function)"); |
|
ENDPLOTSCRIPT |
|
} else { |
} else { |
return "document.ggbApplet_$id.evalCommand('y=$function')"; |
return "document.ggbApplet$appid.evalCommand('y=$function');\n"; |
|
} |
|
} |
|
|
|
# |
|
# Subroutine to produce objects |
|
# |
|
|
|
sub plotobject_script { |
|
my ($id,$label,$x,$y)=@_; |
|
my $appid=&appid($id); |
|
unless ($label) { |
|
$Apache::functionplotresponse::counter++; |
|
$label='O'.$Apache::functionplotresponse::counter; |
} |
} |
|
&generate_input_field($id,$label,$x,$y); |
|
return "document.ggbApplet$appid.evalCommand('a=1');\n". |
|
"document.ggbApplet$appid.setVisible('a', false);\n". |
|
"document.ggbApplet$appid.setLabelVisible('a', false);\n". |
|
"document.ggbApplet$appid.evalCommand('$label=a*($x,$y)');\n". |
|
"document.ggbApplet$appid.setVisible('$label', true);\n". |
|
"document.ggbApplet$appid.setLabelVisible('$label', true);\n"; |
|
} |
|
|
|
# |
|
# Subroutine to produce vectors |
|
# |
|
|
|
sub plotvector_script { |
|
my ($id,$label,$xs,$ys,$xe,$ye,$xmin,$xmax,$fixed)=@_; |
|
my $appid=&appid($id); |
|
unless ($label) { |
|
$Apache::functionplotresponse::counter++; |
|
$label='V'.$Apache::functionplotresponse::counter; |
|
} |
|
my $startlabel=$label.'Start'; |
|
my $endlabel=$label.'End'; |
|
my $pointlabel=$label.'Point'; |
|
my $pointx=2.*($xmax-$xmin)+$xmax; |
|
my $anglelabel=$label.'Angle'; |
|
return |
|
&new_point_coordinate($id,$startlabel,$xs,$ys,$fixed). |
|
&new_point_coordinate($id,$endlabel,$xe,$ye,$fixed). |
|
(<<ENDVECTOR); |
|
document.ggbApplet$appid.evalCommand("$label=Vector[$startlabel,$endlabel]"); |
|
document.ggbApplet$appid.setLabelVisible("$label",true); |
|
document.ggbApplet$appid.setLineThickness("$label",8); |
|
document.ggbApplet$appid.evalCommand("$pointlabel=($pointx,y($startlabel))"); |
|
document.ggbApplet$appid.evalCommand("$anglelabel=Angle[$pointlabel,$startlabel,$endlabel]"); |
|
document.ggbApplet$appid.setLabelVisible("$anglelabel",true); |
|
document.ggbApplet$appid.setLabelStyle("$anglelabel",VALUE=2); |
|
ENDVECTOR |
|
} |
|
|
|
# |
|
# Answer spline display |
|
# |
|
# points: x,y,slope_x,slope_y |
|
|
|
sub answer_spline_script { |
|
my ($id,@points)=@_; |
|
my $appid=&appid($id); |
|
my $order=int(($#points+1)/4); |
|
if ($order<2) { $order=2; } |
|
if ($order>8) { $order=8; } |
|
$Apache::functionplotresponse::counter++; |
|
my $label='CSpline'.$Apache::functionplotresponse::counter; |
|
my $output='document.ggbApplet'.$appid.'.evalCommand("'.$label.'=Spline'.$order.'['; |
|
for (my $i=0;$i<=$#points;$i+=4) { |
|
$output.="($points[$i],$points[$i+1]),($points[$i+2],$points[$i+3]),"; |
|
} |
|
$output=~s/\,$//; |
|
$output.=']");'."\n"; |
|
for (my $i=2; $i<2*$order; $i+=2) { |
|
$output.='document.ggbApplet'.$appid.'.setColor("'.$label.'_'.($i>=10?'{':'').$i.($i>=10?'}':'').'",0,170,0);'."\n"; |
|
} |
|
for (my $i=1; $i<2*$order; $i+=2) { |
|
$output.='document.ggbApplet'.$appid.'.setVisible("'.$label.'_'.($i>=10?'{':'').$i.($i>=10?'}':'').'",false);'."\n"; |
|
} |
|
|
|
return $output; |
} |
} |
|
|
# |
# |
Line 267 ENDPLOTSCRIPT
|
Line 583 ENDPLOTSCRIPT
|
# |
# |
|
|
sub generate_spline { |
sub generate_spline { |
my ($id,$label)=@_; |
my ($id,$label,$xmin,$xmax,$ymin,$ymax,$fixed)=@_; |
|
my $appid=&appid($id); |
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 276 sub generate_spline {
|
Line 593 sub generate_spline {
|
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,$fixed); |
|
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,$ymax,$fixed); |
$x+=$sx/(2.*($order-1)); |
$x+=$sx/(2.*($order-1)); |
push(@coords,$label.'S'.$i); |
push(@coords,$label.'S'.$i); |
} |
} |
$result.='document.ggbApplet_'.$id.'.evalCommand("Spline'.$order.'['.join(',',@coords).']");'."\n"; |
$result.='document.ggbApplet'.$appid.'.evalCommand("Spline'.$order.'['.join(',',@coords).']");'."\n"; |
return $result; |
return $result; |
} |
} |
|
|
|
# |
|
# Object |
|
# |
|
|
|
sub start_plotobject { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
|
my $result=''; |
|
my $internalid = $Apache::inputtags::part.'_'.$Apache::inputtags::response[-1]; |
|
my $x=&Apache::lonxml::get_param('x',$parstack,$safeeval); |
|
my $y=&Apache::lonxml::get_param('y',$parstack,$safeeval); |
|
my $label=&Apache::lonxml::get_param('label',$parstack,$safeeval); |
|
$label=~s/\W//gs; |
|
$label=ucfirst($label); |
|
unless ($label) { $label="NewObject"; } |
|
if ($target eq 'web') { |
|
my ($xmin,$xmax,$ymin,$ymax)=&boundaries($parstack,$safeeval,-3); |
|
unless (defined($x)) { $x=$xmin; } |
|
unless (defined($y)) { $y=$ymin; } |
|
$result.=&plotobject_script($internalid,$label,$x,$y); |
|
} elsif ($target eq 'edit') { |
|
$result=&Apache::edit::tag_start($target,$token,'Plot Object'). |
|
&Apache::edit::text_arg('Label on Plot:','label', |
|
$token,'16'). |
|
&Apache::edit::text_arg('x:','x', |
|
$token,'8'). |
|
&Apache::edit::text_arg('y:','y', |
|
$token,'8'). |
|
&Apache::edit::end_row(); |
|
} elsif ($target eq 'modified') { |
|
$env{'form.'.&Apache::edit::html_element_name('label')}=ucfirst($env{'form.'.&Apache::edit::html_element_name('label')}); |
|
my $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,'label','x','y'); |
|
if ($constructtag) { $result=&Apache::edit::rebuild_tag($token); } |
|
} |
|
return $result; |
|
} |
|
|
|
sub end_plotobject { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
|
my $result=''; |
|
if ($target eq 'edit') { |
|
$result=&Apache::edit::end_table(); |
|
} |
|
return $result; |
|
} |
|
|
|
# |
|
# Vector |
|
# |
|
|
|
sub start_plotvector { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
|
my $result=''; |
|
my $internalid = $Apache::inputtags::part.'_'.$Apache::inputtags::response[-1]; |
|
my $tailx=&Apache::lonxml::get_param('tailx',$parstack,$safeeval); |
|
my $taily=&Apache::lonxml::get_param('taily',$parstack,$safeeval); |
|
my $tipx=&Apache::lonxml::get_param('tipx',$parstack,$safeeval); |
|
my $tipy=&Apache::lonxml::get_param('tipy',$parstack,$safeeval); |
|
|
|
my $label=&Apache::lonxml::get_param('label',$parstack,$safeeval); |
|
$label=~s/\W//gs; |
|
$label=ucfirst($label); |
|
unless ($label) { $label="NewVector"; } |
|
if ($Apache::functionplotresponse::vectorlabels{$label}) { |
|
&Apache::lonxml::warning(&mt('Vector labels must be unique: [_1]',$label)); |
|
} |
|
$Apache::functionplotresponse::vectorlabels{$label}=1; |
|
if ($target eq 'web') { |
|
my ($xmin,$xmax,$ymin,$ymax)=&boundaries($parstack,$safeeval,-3); |
|
unless (defined($tailx)) { $tailx=$xmin; } |
|
unless (defined($taily)) { $taily=$ymin; } |
|
unless (defined($tipx)) { $tipx=$xmin; } |
|
unless (defined($tipy)) { $tipy=$ymin; } |
|
my $fixed=0; |
|
if ((&Apache::response::show_answer()) || (&Apache::response::check_status()>=2)) { $fixed=1; } |
|
$result.=&plotvector_script($internalid,$label,$tailx,$taily,$tipx,$tipy,$xmin,$xmax,$fixed); |
|
} elsif ($target eq 'edit') { |
|
$result=&Apache::edit::tag_start($target,$token,'Plot Vector'). |
|
&Apache::edit::text_arg('Label on Plot:','label', |
|
$token,'16'). |
|
&Apache::edit::text_arg('Tail x:','tailx', |
|
$token,'8'). |
|
&Apache::edit::text_arg('Tail y:','taily', |
|
$token,'8'). |
|
&Apache::edit::text_arg('Tip x:','tipx', |
|
$token,'8'). |
|
&Apache::edit::text_arg('Tip y:','tipy', |
|
$token,'8'). |
|
|
|
&Apache::edit::end_row(); |
|
} elsif ($target eq 'modified') { |
|
$env{'form.'.&Apache::edit::html_element_name('label')}=ucfirst($env{'form.'.&Apache::edit::html_element_name('label')}); |
|
my $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,'label','tailx','taily','tipx','tipy'); |
|
if ($constructtag) { $result=&Apache::edit::rebuild_tag($token); } |
|
} |
|
return $result; |
|
} |
|
|
|
sub end_plotvector { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
|
my $result=''; |
|
if ($target eq 'edit') { |
|
$result=&Apache::edit::end_table(); |
|
} |
|
return $result; |
|
} |
|
|
|
|
|
# |
|
# Vector sum - have GeoGebra draw a sum of specified vectors to help students draw |
|
# |
|
|
|
sub start_drawvectorsum { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
|
my $result=''; |
|
my $internalid = $Apache::inputtags::part.'_'.$Apache::inputtags::response[-1]; |
|
my $internalappid=&appid($internalid); |
|
my $tailx=&Apache::lonxml::get_param('tailx',$parstack,$safeeval); |
|
my $taily=&Apache::lonxml::get_param('taily',$parstack,$safeeval); |
|
my $showvalue=&Apache::lonxml::get_param('showvalue',$parstack,$safeeval); |
|
my $vectorlist=&Apache::lonxml::get_param('vectorlist',$parstack,$safeeval); |
|
my $label=&Apache::lonxml::get_param('label',$parstack,$safeeval); |
|
$label=~s/\W//gs; |
|
$label=ucfirst($label); |
|
unless ($label) { $label="NewVector"; } |
|
if ($target eq 'web') { |
|
my ($xmin,$xmax,$ymin,$ymax)=&boundaries($parstack,$safeeval,-3); |
|
unless (defined($tailx)) { $tailx=$xmin; } |
|
unless (defined($taily)) { $taily=$ymin; } |
|
unless (defined($vectorlist)) { $vectorlist=''; } |
|
my @vectors=split(/\,/,$vectorlist); |
|
if ($#vectors>0) { |
|
my @sumx=(); |
|
my @sumy=(); |
|
foreach my $thisvector (@vectors) { |
|
$thisvector=~s/\W//gs; |
|
$thisvector=ucfirst($thisvector); |
|
unless ($thisvector) { next; } |
|
unless ($Apache::functionplotresponse::vectorlabels{$thisvector}) { |
|
&Apache::lonxml::warning(&mt('Vectors must be defined before using them for drawing vector sums: [_1]',$thisvector)); |
|
next; |
|
} |
|
my $vectorx=$thisvector.'X'; |
|
my $vectory=$thisvector.'Y'; |
|
$result.=(<<ENDADDVEC); |
|
document.ggbApplet$internalappid.evalCommand("$vectorx=x($thisvector)"); |
|
document.ggbApplet$internalappid.evalCommand("$vectory=y($thisvector)"); |
|
document.ggbApplet$internalappid.evalCommand("Include$thisvector$label=Checkbox[]"); |
|
ENDADDVEC |
|
push(@sumx,"If[Include$thisvector$label,$vectorx,0]"); |
|
push(@sumy,"If[Include$thisvector$label,$vectory,0]"); |
|
} |
|
$result.="document.ggbApplet$internalappid.evalCommand(".'"'."xTot$label=".join('+',@sumx).'");'."\n"; |
|
$result.="document.ggbApplet$internalappid.evalCommand(".'"'."yTot$label=".join('+',@sumy).'");'."\n"; |
|
my $show=0; |
|
if ($showvalue=~/yes/i) { |
|
$show=1; |
|
} |
|
$result.=(<<ENDMAKEVECTOR); |
|
document.ggbApplet$internalappid.evalCommand("$label=Vector[($tailx,$taily),($tailx+xTot$label,$taily+yTot$label)]"); |
|
document.ggbApplet$internalappid.setLabelVisible("$label",true); |
|
document.ggbApplet$internalappid.setLineThickness("$label",8); |
|
document.ggbApplet$internalappid.setColor("$label",255,0,0); |
|
document.ggbApplet$internalappid.setLabelStyle("$label",VALUE=$show); |
|
ENDMAKEVECTOR |
|
} |
|
} elsif ($target eq 'edit') { |
|
$result=&Apache::edit::tag_start($target,$token,'Draw Vector Sum'). |
|
&Apache::edit::text_arg('Label on Plot:','label', |
|
$token,'16'). |
|
&Apache::edit::text_arg('Tail x:','tailx', |
|
$token,'8'). |
|
&Apache::edit::text_arg('Tail y:','taily', |
|
$token,'8'). |
|
&Apache::edit::select_arg('Show Value:','showvalue', |
|
['yes','no'],$token).'<br />'. |
|
&Apache::edit::text_arg('Vector List:','vectorlist', |
|
$token,'40'). |
|
&Apache::edit::end_row(); |
|
} elsif ($target eq 'modified') { |
|
$env{'form.'.&Apache::edit::html_element_name('label')}=ucfirst($env{'form.'.&Apache::edit::html_element_name('label')}); |
|
my $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,'label','tailx','taily','showvalue','vectorlist'); |
|
if ($constructtag) { $result=&Apache::edit::rebuild_tag($token); } |
|
} |
|
return $result; |
|
} |
|
|
|
|
|
sub end_drawvectorsum { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
|
my $result=''; |
|
if ($target eq 'edit') { |
|
$result=&Apache::edit::end_table(); |
|
} |
|
return $result; |
|
} |
|
|
|
|
|
|
# |
# |
# <backgroundplot function="..." fixed="yes/no" /> |
# <backgroundplot function="..." fixed="yes/no" /> |
# |
# |
Line 294 sub start_backgroundplot {
|
Line 811 sub start_backgroundplot {
|
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); |
|
my $xinitial=&Apache::lonxml::get_param('xinitial',$parstack,$safeeval); |
|
my $xfinal=&Apache::lonxml::get_param('xfinal',$parstack,$safeeval); |
|
my $label=&Apache::lonxml::get_param('label',$parstack,$safeeval); |
|
my $color=&Apache::lonxml::get_param('color',$parstack,$safeeval); |
|
$color=~s/[^a-fA-F0-9]//gs; |
|
unless (length($color)==6) { $color=''; } |
my $fixed=(&Apache::lonxml::get_param('fixed',$parstack,$safeeval)=~/on|true|yes|1/i?1:0); |
my $fixed=(&Apache::lonxml::get_param('fixed',$parstack,$safeeval)=~/on|true|yes|1/i?1:0); |
|
|
unless ($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); |
|
unless (defined($xinitial)) { $xinitial=$xmin; } |
|
unless (defined($xfinal)) { $xfinal=$xmax; } |
|
$result.=&plot_script($internalid,$function,$fixed,$label,$color,$xinitial,$xfinal); |
} 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'). |
|
&Apache::edit::text_arg('Initial x-value (optional):','xinitial', |
|
$token,'8'). |
|
&Apache::edit::text_arg('Final x-value (optional):','xfinal', |
|
$token,'8'). |
|
&Apache::edit::text_arg('Label on Plot:','label', |
|
$token,'8'). |
|
&Apache::edit::text_arg('Color (hex code):','color', |
|
$token,'8', 'colorchooser'). |
&Apache::edit::select_arg('Fixed location:','fixed', |
&Apache::edit::select_arg('Fixed location:','fixed', |
['yes','no'],$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'); |
$safeeval,'function','label','xinitial','xfinal','color','fixed'); |
if ($constructtag) { $result=&Apache::edit::rebuild_tag($token); } |
if ($constructtag) { $result=&Apache::edit::rebuild_tag($token); } |
} |
} |
return $result; |
return $result; |
Line 324 sub end_backgroundplot {
|
Line 858 sub end_backgroundplot {
|
} |
} |
|
|
# |
# |
# <splinerule ... /> |
# <functionplotrule ... /> |
# |
# |
sub start_splinerule { |
sub start_functionplotrule { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
|
my $result=''; |
|
my $label=&Apache::lonxml::get_param('index',$parstack,$safeeval); |
|
$Apache::functionplotresponse::counter++; |
|
if ($label=~/\W/) { |
|
&Apache::lonxml::warning(&mt('Rule indices should only contain alphanumeric characters.')); |
|
} |
|
$label=~s/\W//gs; |
|
unless ($label) { |
|
$label='R'.$Apache::functionplotresponse::counter; |
|
} else { |
|
$label='R'.$label; |
|
} |
|
|
|
if ($target eq 'grade') { |
|
# Simply remember - in order - for later |
|
my $beginninglabel=&Apache::lonxml::get_param('xinitiallabel',$parstack,$safeeval); |
|
my $endinglabel=&Apache::lonxml::get_param('xfinallabel',$parstack,$safeeval); |
|
if (($beginninglabel=~/\W/) || ($endinglabel=~/W/)) { |
|
&Apache::lonxml::warning(&mt('Rule labels must be alphanumeric.')); |
|
} |
|
$beginninglabel=~s/\W//gs; |
|
$endinglabel=~s/\W//gs; |
|
my $relationship=&Apache::lonxml::get_param('relationship',$parstack,$safeeval); |
|
$relationship=~s/\W//gs; |
|
$relationship=lc($relationship); |
|
unless ($relationship=~/^(eq|ge|gt|le|lt|ne)$/) { |
|
&Apache::lonxml::warning(&mt('Rule relationship not defined.')); |
|
$relationship='eq'; |
|
} |
|
my $derivative=&Apache::lonxml::get_param('derivativeorder',$parstack,$safeeval); |
|
unless (($derivative==-1) || ($derivative==0) || ($derivative==1) || ($derivative==2)) { |
|
&Apache::lonxml::warning(&mt('Rule derivative not defined.')); |
|
$derivative=0; |
|
} |
|
push(@Apache::functionplotresponse::functionplotrules,join(':',( |
|
$label, |
|
$derivative, |
|
&Apache::lonxml::get_param('xinitial',$parstack,$safeeval), |
|
$beginninglabel, |
|
&Apache::lonxml::get_param('xfinal',$parstack,$safeeval), |
|
$endinglabel, |
|
&Apache::lonxml::get_param('minimumlength',$parstack,$safeeval), |
|
&Apache::lonxml::get_param('maximumlength',$parstack,$safeeval), |
|
$relationship, |
|
&Apache::lonxml::get_param('value',$parstack,$safeeval), |
|
&Apache::lonxml::get_param('percenterror',$parstack,$safeeval) |
|
))); |
|
} elsif ($target eq 'edit') { |
|
$result=&Apache::edit::tag_start($target,$token,'Function Plot Graph Rule'). |
|
&Apache::edit::text_arg('Index/Name:','index', |
|
$token,'10').' '. |
|
&Apache::edit::select_arg('Function:','derivativeorder', |
|
[['0','Function itself'], |
|
['1','First derivative'], |
|
['2','Second derivative'], |
|
['-1','Integral']],$token).'<br />'. |
|
&Apache::edit::text_arg('Initial x-value:','xinitial', |
|
$token,'8'). |
|
&Apache::edit::select_or_text_arg('Initial x-value label:','xinitiallabel', |
|
[['start','Start of Plot'], |
|
['end','End of Plot']],$token,'8').'<br />'. |
|
|
|
&Apache::edit::text_arg('Final x-value (optional):','xfinal', |
|
$token,'8'). |
|
&Apache::edit::select_or_text_arg('Final x-value label (optional):','xfinallabel', |
|
[['end','End of Plot']],$token,'8').'<br />'. |
|
&Apache::edit::text_arg('Minimum length for range (optional):','minimumlength', |
|
$token,'8'). |
|
&Apache::edit::text_arg('Maximum length for range (optional):','maximumlength', |
|
$token,'8').'<br />'. |
|
&Apache::edit::select_or_text_arg(&mt('Relationship:'),'relationship', |
|
[['eq','equal'], |
|
['ne','not equal'], |
|
['ge','greater than or equal'], |
|
['gt','greater than'], |
|
['lt','less than'], |
|
['le','less than or equal']],$token). |
|
$result.= &Apache::edit::select_or_text_arg('Value:','value', |
|
[['undef','not defined']],$token,'30'). |
|
&Apache::edit::text_arg('Percent error:','percenterror', |
|
$token,'8'). |
|
&Apache::edit::end_row(); |
|
} elsif ($target eq 'modified') { |
|
if (($env{'form.'.&Apache::edit::html_element_name('xinitial')} ne '') && ($env{'form.'.&Apache::edit::html_element_name('xinitiallabel')} eq 'start')) { |
|
$env{'form.'.&Apache::edit::html_element_name('xinitiallabel')}=''; |
|
} |
|
if (($env{'form.'.&Apache::edit::html_element_name('xfinal')} ne '') && ($env{'form.'.&Apache::edit::html_element_name('xfinallabel')} eq 'end')) { |
|
$env{'form.'.&Apache::edit::html_element_name('xfinallabel')}=''; |
|
} |
|
my $constructtag=&Apache::edit::get_new_args($token,$parstack, |
|
$safeeval,'index','derivativeorder', |
|
'xinitial','xinitiallabel','xfinal','xfinallabel', |
|
'minimumlength','maximumlength', |
|
'relationship','value','percenterror'); |
|
if ($constructtag) { $result=&Apache::edit::rebuild_tag($token); } |
|
} |
|
return $result; |
|
} |
|
|
|
sub end_functionplotrule { |
my ($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]; |
|
if ($target eq 'edit') { |
if ($target eq 'edit') { |
$result=&Apache::edit::tag_start($target,$token,'Spline Evaluation Rule'). |
$result=&Apache::edit::end_table(); |
&Apache::edit::end_row(); |
|
} |
} |
return $result; |
return $result; |
} |
} |
|
|
sub end_splinerule { |
|
|
# |
|
# <functionplotvectorrule ... /> |
|
# |
|
sub start_functionplotvectorrule { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
|
my $result=''; |
|
my $label=&Apache::lonxml::get_param('index',$parstack,$safeeval); |
|
$Apache::functionplotresponse::counter++; |
|
if ($label=~/\W/) { |
|
&Apache::lonxml::warning(&mt('Rule indices should only contain alphanumeric characters.')); |
|
} |
|
$label=~s/\W//gs; |
|
unless ($label) { |
|
$label='R'.$Apache::functionplotresponse::counter; |
|
} else { |
|
$label='R'.$label; |
|
} |
|
|
|
if ($target eq 'grade') { |
|
# Simply remember - in order - for later |
|
|
|
my $id=$Apache::inputtags::response[-1]; |
|
my $partid=$Apache::inputtags::part; |
|
my $internalid = $partid.'_'.$id; |
|
|
|
my $vector=&Apache::lonxml::get_param('vector',$parstack,$safeeval); |
|
$vector=~s/\W//gs; |
|
$vector=ucfirst($vector); |
|
|
|
push(@Apache::functionplotresponse::functionplotvectorrules,join(':',( |
|
$label, |
|
'vector', |
|
$internalid, |
|
$vector, |
|
&Apache::lonxml::get_param('attachpoint',$parstack,$safeeval), |
|
&Apache::lonxml::get_param('notattachpoint',$parstack,$safeeval), |
|
&Apache::lonxml::get_param('tailpoint',$parstack,$safeeval), |
|
&Apache::lonxml::get_param('tippoint',$parstack,$safeeval), |
|
&Apache::lonxml::get_param('nottailpoint',$parstack,$safeeval), |
|
&Apache::lonxml::get_param('nottippoint',$parstack,$safeeval), |
|
&Apache::lonxml::get_param('length',$parstack,$safeeval), |
|
&Apache::lonxml::get_param('angle',$parstack,$safeeval), |
|
&Apache::lonxml::get_param('lengtherror',$parstack,$safeeval), |
|
&Apache::lonxml::get_param('angleerror',$parstack,$safeeval), |
|
))); |
|
} elsif ($target eq 'edit') { |
|
$result=&Apache::edit::tag_start($target,$token,'Function Plot Vector Rule'). |
|
&Apache::edit::text_arg('Index/Name:','index', |
|
$token,'10').' '. |
|
&Apache::edit::text_arg('Vector:','vector', |
|
$token,'16').'<br />'. |
|
&Apache::edit::text_arg('Attached to object:','attachpoint', |
|
$token,'16'). |
|
&Apache::edit::text_arg('Not attached to object:','notattachpoint', |
|
$token,'16').'<br />'. |
|
&Apache::edit::text_arg('Tail attached to object:','tailpoint', |
|
$token,'16'). |
|
&Apache::edit::text_arg('Tip attached to object:','tippoint', |
|
$token,'16'). |
|
&Apache::edit::text_arg('Tail not attached to object:','nottailpoint', |
|
$token,'16'). |
|
&Apache::edit::text_arg('Tip not attached to object:','nottippoint', |
|
$token,'16').'<br />'. |
|
&Apache::edit::text_arg('Length:','length', |
|
$token,'30'). |
|
&Apache::edit::text_arg('Absolute error length:','lengtherror', |
|
$token,'8').'<br />'. |
|
&Apache::edit::text_arg('Angle:','angle', |
|
$token,'30'). |
|
&Apache::edit::text_arg('Absolute error angle:','angleerror', |
|
$token,'8'). |
|
&Apache::edit::end_row(); |
|
} elsif ($target eq 'modified') { |
|
$env{'form.'.&Apache::edit::html_element_name('vector')}=ucfirst($env{'form.'.&Apache::edit::html_element_name('vector')}); |
|
my $constructtag=&Apache::edit::get_new_args($token,$parstack, |
|
$safeeval,'index','vector','attachpoint','notattachpoint', |
|
'tailpoint','tippoint','nottailpoint','nottipoint', |
|
'length','angle', |
|
'lengtherror','angleerror'); |
|
if ($constructtag) { $result=&Apache::edit::rebuild_tag($token); } |
|
} |
|
return $result; |
|
} |
|
|
|
sub end_functionplotvectorrule { |
my ($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 346 sub end_splinerule {
|
Line 1064 sub end_splinerule {
|
return $result; |
return $result; |
} |
} |
|
|
|
# |
|
# <functionplotvectorsumrule ... /> |
|
# |
|
sub start_functionplotvectorsumrule { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
|
my $result=''; |
|
my $label=&Apache::lonxml::get_param('index',$parstack,$safeeval); |
|
$Apache::functionplotresponse::counter++; |
|
if ($label=~/\W/) { |
|
&Apache::lonxml::warning(&mt('Rule indices should only contain alphanumeric characters.')); |
|
} |
|
$label=~s/\W//gs; |
|
unless ($label) { |
|
$label='R'.$Apache::functionplotresponse::counter; |
|
} else { |
|
$label='R'.$label; |
|
} |
|
if ($target eq 'grade') { |
|
# Simply remember - in order - for later |
|
my $id=$Apache::inputtags::response[-1]; |
|
my $partid=$Apache::inputtags::part; |
|
my $internalid = $partid.'_'.$id; |
|
my $vectors=&Apache::lonxml::get_param('vectors',$parstack,$safeeval); |
|
push(@Apache::functionplotresponse::functionplotvectorrules,join(':',( |
|
$label, |
|
'sum', |
|
$internalid, |
|
$vectors, |
|
&Apache::lonxml::get_param('length',$parstack,$safeeval), |
|
&Apache::lonxml::get_param('angle',$parstack,$safeeval), |
|
&Apache::lonxml::get_param('lengtherror',$parstack,$safeeval), |
|
&Apache::lonxml::get_param('angleerror',$parstack,$safeeval), |
|
))); |
|
} elsif ($target eq 'edit') { |
|
$result=&Apache::edit::tag_start($target,$token,'Function Plot Vector Sum Rule'). |
|
&Apache::edit::text_arg('Index/Name:','index', |
|
$token,'10').' '. |
|
&Apache::edit::text_arg('Comma-separated list of vectors:','vectors', |
|
$token,'30').'<br />'. |
|
&Apache::edit::text_arg('Sum vector length:','length', |
|
$token,'30'). |
|
&Apache::edit::text_arg('Absolute error length:','lengtherror', |
|
$token,'8').'<br />'. |
|
&Apache::edit::text_arg('Sum vector angle:','angle', |
|
$token,'30'). |
|
&Apache::edit::text_arg('Absolute error angle:','angleerror', |
|
$token,'8'). |
|
&Apache::edit::end_row(); |
|
} elsif ($target eq 'modified') { |
|
my $constructtag=&Apache::edit::get_new_args($token,$parstack, |
|
$safeeval,'index','vectors', |
|
'length','angle', |
|
'lengtherror','angleerror'); |
|
if ($constructtag) { $result=&Apache::edit::rebuild_tag($token); } |
|
} |
|
return $result; |
|
} |
|
|
|
sub end_functionplotvectorsumrule { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
|
my $result=''; |
|
if ($target eq 'edit') { |
|
$result=&Apache::edit::end_table(); |
|
} |
|
return $result; |
|
} |
|
|
# |
# |
# <spline label="..." order="1,2,3,4" initx="..." inity="..." scalex="..." scaley="..." /> |
# <functionplotcustom ... /> |
|
# |
|
sub start_functionplotcustomrule { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
|
my $result=''; |
|
my $label=&Apache::lonxml::get_param('index',$parstack,$safeeval); |
|
$Apache::functionplotresponse::counter++; |
|
if ($label=~/\W/) { |
|
&Apache::lonxml::warning(&mt('Rule indices should only contain alphanumeric characters.')); |
|
} |
|
$label=~s/\W//gs; |
|
unless ($label) { |
|
$label='R'.$Apache::functionplotresponse::counter; |
|
} else { |
|
$label='R'.$label; |
|
} |
|
&Apache::lonxml::register('Apache::response',('answer')); |
|
if ($target eq 'edit') { |
|
$result=&Apache::edit::tag_start($target,$token,'Function Plot Custom Rule'). |
|
&Apache::edit::text_arg('Index/Name:','index',$token,'10'). |
|
&Apache::edit::end_row(); |
|
} elsif ($target eq 'modified') { |
|
my $constructtag=&Apache::edit::get_new_args($token,$parstack,$safeeval,'index'); |
|
if ($constructtag) { $result=&Apache::edit::rebuild_tag($token); } |
|
} |
|
return $result; |
|
} |
|
|
|
sub end_functionplotcustomrule { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
|
my $result=''; |
|
if ($target eq 'edit') { |
|
$result=&Apache::edit::end_table(); |
|
} elsif ($target eq 'grade') { |
|
# Simply remember - in order - for later |
|
my $label=&Apache::lonxml::get_param('index',$parstack,$safeeval); |
|
$Apache::functionplotresponse::counter++; |
|
if ($label=~/\W/) { |
|
&Apache::lonxml::warning(&mt('Rule indices should only contain alphanumeric characters.')); |
|
} |
|
$label=~s/\W//gs; |
|
unless ($label) { |
|
$label='R'.$Apache::functionplotresponse::counter; |
|
} else { |
|
$label='R'.$label; |
|
} |
|
push(@Apache::functionplotresponse::functionplotvectorrules,join(':',( |
|
$label, |
|
'custom', |
|
&escape($Apache::response::custom_answer[-1]) |
|
))); |
|
} |
|
&Apache::lonxml::deregister('Apache::response',('answer')); |
|
return $result; |
|
} |
|
|
|
|
|
|
|
# |
|
# <spline index="..." order="1,2,3,4" initx="..." inity="..." scalex="..." scaley="..." /> |
# |
# |
# Unfortunately, GeoGebra seems to want all splines after everything else, so we need to store them |
# Unfortunately, GeoGebra seems to want all splines after everything else, so we need to store them |
# |
# |
Line 356 sub start_spline {
|
Line 1199 sub start_spline {
|
my ($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) { |
|
$label='S'.$Apache::functionplotresponse::counter; |
|
} else { |
|
$label='S'.$label; |
|
} |
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.')); |
} |
} |
|
|
my $order=&Apache::lonxml::get_param('order',$parstack,$safeeval); |
my $order=&Apache::lonxml::get_param('order',$parstack,$safeeval); |
Line 389 sub start_spline {
|
Line 1236 sub start_spline {
|
$Apache::functionplotresponse::splinescaley{$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'],$token).' '. |
&Apache::edit::text_arg('Initial x-value:','initx', |
&Apache::edit::text_arg('Initial x-value:','initx', |
$token,'4').' '. |
$token,'4').' '. |
&Apache::edit::text_arg('Initial y-value:','inity', |
&Apache::edit::text_arg('Initial y-value:','inity', |
Line 404 sub start_spline {
|
Line 1251 sub start_spline {
|
&Apache::edit::end_row(); |
&Apache::edit::end_row(); |
} elsif ($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 459 sub get_answer_from_form_fields {
|
Line 1306 sub get_answer_from_form_fields {
|
|
|
sub cubic_hermite { |
sub cubic_hermite { |
my ($t,$p1,$s1,$p2,$s2)=@_; |
my ($t,$p1,$s1,$p2,$s2)=@_; |
return (2.*$t*$t*$t-3.*$t*$t+1.)*$p1 + 5.*($t*$t*$t-2.*$t*$t+$t)*($s1-$p1)+ |
return (2.*$t*$t*$t-3.*$t*$t+1.)*$p1 + 3.*($t*$t*$t-2.*$t*$t+$t)*($s1-$p1)+ |
(-2.*$t*$t*$t+3.*$t*$t) *$p2 + 5.*($t*$t*$t-$t*$t) *($s2-$p2); |
(-2.*$t*$t*$t+3.*$t*$t) *$p2 + 3.*($t*$t*$t-$t*$t) *($s2-$p2); |
} |
} |
|
|
# |
# |
Line 469 sub cubic_hermite {
|
Line 1316 sub cubic_hermite {
|
|
|
sub ddt_cubic_hermite { |
sub ddt_cubic_hermite { |
my ($t,$p1,$s1,$p2,$s2)=@_; |
my ($t,$p1,$s1,$p2,$s2)=@_; |
return (6.*$t*$t-6.*$t) *$p1 + 5.*(3.*$t*$t-4.*$t+1.)*($s1-$p1)+ |
return (6.*$t*$t-6.*$t) *$p1 + 3.*(3.*$t*$t-4.*$t+1.)*($s1-$p1)+ |
(-6.*$t*$t+6.*$t)*$p2 + 5.*(3.*$t*$t-2.*$t) *($s2-$p2); |
(-6.*$t*$t+6.*$t)*$p2 + 3.*(3.*$t*$t-2.*$t) *($s2-$p2); |
} |
} |
|
|
# |
# |
Line 479 sub ddt_cubic_hermite {
|
Line 1326 sub ddt_cubic_hermite {
|
|
|
sub d2dt2_cubic_hermite { |
sub d2dt2_cubic_hermite { |
my ($t,$p1,$s1,$p2,$s2)=@_; |
my ($t,$p1,$s1,$p2,$s2)=@_; |
return (12.*$t-6.) *$p1 + 5.*(6.*$t-4.)*($s1-$p1)+ |
return (12.*$t-6.) *$p1 + 3.*(6.*$t-4.)*($s1-$p1)+ |
(-12.*$t+6.)*$p2 + 5.*(6.*$t-2.)*($s2-$p2); |
(-12.*$t+6.)*$p2 + 3.*(6.*$t-2.)*($s2-$p2); |
|
} |
|
|
|
# |
|
# 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; |
|
} |
} |
} |
|
|
# |
# |
# Implentation of <functionplotresponse> |
# Populate the arrays |
|
# |
|
|
|
sub populate_arrays { |
|
my ($id,$xmin,$xmax,$ymin,$ymax)=@_; |
|
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)) { |
|
$xiold=$xi; |
|
$Apache::functionplotresponse::actualxval[$xi]=$xreal; |
|
# Function value |
|
my $funcval=&cubic_hermite($t,@yparms); |
|
|
|
# Do we already have a value for this point, and is it different from the new one? |
|
if ((defined($Apache::functionplotresponse::func[$xi])) && |
|
(abs($Apache::functionplotresponse::func[$xi]-$funcval)>($ymax-$ymin)/100.)) { |
|
return 'no_func'; |
|
} |
|
# Okay, remember the new point |
|
$Apache::functionplotresponse::func[$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 500 sub start_functionplotresponse {
|
Line 1429 sub start_functionplotresponse {
|
undef %Apache::functionplotresponse::previous; |
undef %Apache::functionplotresponse::previous; |
$Apache::functionplotresponse::inputfields=''; |
$Apache::functionplotresponse::inputfields=''; |
$Apache::functionplotresponse::counter=0; |
$Apache::functionplotresponse::counter=0; |
|
# Remember vectors |
|
undef %Apache::functionplotresponse::vectorlabels; |
|
# Remember rules |
|
undef @Apache::functionplotresponse::functionplotrules; |
|
undef @Apache::functionplotresponse::functionplotvectorrules; |
|
# Remember failed rules |
|
if ($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,$safeeval); |
Line 509 sub start_functionplotresponse {
|
Line 1449 sub start_functionplotresponse {
|
&decode_previous_answer($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 524 sub start_functionplotresponse {
|
Line 1457 sub start_functionplotresponse {
|
my $ylabel=&Apache::lonxml::get_param('ylabel',$parstack,$safeeval); |
my $ylabel=&Apache::lonxml::get_param('ylabel',$parstack,$safeeval); |
if ($target eq 'edit') { |
if ($target eq 'edit') { |
$result.=&Apache::edit::start_table($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">'.&Apache::loncommon::insert_folding_button().&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).' ' |
|
.&Apache::loncommon::help_open_topic('Function_Plot_Response_Question','Function Plot Responses') |
.'</span></td>' |
.'</span></td>' |
."<td> " |
."<td> " |
.&Apache::edit::end_row() |
.&Apache::edit::end_row() |
.&Apache::edit::start_spanning_row() |
.&Apache::edit::start_spanning_row() |
."\n"; |
."\n"; |
$result.=&Apache::edit::text_arg('Label x-axis:','xlabel', |
$result.=&Apache::edit::text_arg('Width (pixels):','width', |
|
$token,'6').' '. |
|
&Apache::edit::text_arg('Height (pixels):','height', |
|
$token,'6').'<br />'. |
|
&Apache::edit::text_arg('Label x-axis:','xlabel', |
$token,'6').' '. |
$token,'6').' '. |
&Apache::edit::text_arg('Minimum x-value:','xmin', |
&Apache::edit::text_arg('Minimum x-value:','xmin', |
$token,'4').' '. |
$token,'4').' '. |
&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 547 sub start_functionplotresponse {
|
Line 1486 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'],$token).'<br />'. |
|
&Apache::edit::text_arg('Background plot(s) for answer (function(x):xmin:xmax,function(x):xmin:xmax,x1:y1:sx1:sy1:x2:y2:sx2:sy2,...):', |
|
'answerdisplay',$token,'50'). |
&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, |
$safeeval,'xlabel','xmin','xmax','ylabel','ymin','ymax', |
$safeeval,'width','height','xlabel','xmin','xmax','ylabel','ymin','ymax', |
'xaxisvisible','yaxisvisible','gridvisible'); |
'xaxisvisible','yaxisvisible','gridvisible','answerdisplay'); |
if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); } |
if ($constructtag) { $result = &Apache::edit::rebuild_tag($token); } |
|
|
} 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); |
$uname =~s/\W//g; |
# put the axis commands inside |
$udom =~s/\W//g; |
$result.=&axes_script($internalid,$xmin,$xmax,$ymin,$ymax,$xaxisvisible,$yaxisvisible,$gridvisible); |
my $function_name = |
$result.=&axes_label($internalid,$xlabel,$ylabel); |
join('_','LONCAPA_scriptvars',$uname,$udom, |
# init script is left open |
$env{'form.counter'},$Apache::lonxml::curdepth); |
|
&Apache::lonxml::add_script_result( |
|
&Apache::loncommon::modal_adhoc_window($function_name,700,500, |
|
'<pre style="background-color:#ffffff;">'.$Apache::functionplotresponse::ruleslog.'</pre>', |
|
&mt('Rules Log'))."<br />"); |
} |
} |
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)=@_; |
|
$text=~s/\'/\\\'/g; |
|
$Apache::functionplotresponse::ruleslog.=$text.'<br />'; |
|
} |
|
|
|
sub actualval { |
|
my ($i,$xmin,$xmax)=@_; |
|
return $xmin+$i/400.*($xmax-$xmin); |
|
} |
|
|
|
sub fpr_val { |
|
my ($arg)=@_; |
|
return &actualval($Apache::functionplotresponse::functionplotrulelabels{$arg}, |
|
$Apache::functionplotresponse::fpr_xmin, |
|
$Apache::functionplotresponse::fpr_xmax); |
|
} |
|
|
|
sub fpr_f { |
|
my ($arg)=@_; |
|
return $Apache::functionplotresponse::func[&array_index($Apache::functionplotresponse::fpr_xmin, |
|
$Apache::functionplotresponse::fpr_xmax, |
|
$arg)]; |
|
} |
|
|
|
sub fpr_dfdx { |
|
my ($arg)=@_; |
|
return $Apache::functionplotresponse::dfuncdx[&array_index($Apache::functionplotresponse::fpr_xmin, |
|
$Apache::functionplotresponse::fpr_xmax, |
|
$arg)]; |
|
} |
|
|
|
sub fpr_d2fdx2 { |
|
my ($arg)=@_; |
|
return $Apache::functionplotresponse::d2funcdx2[&array_index($Apache::functionplotresponse::fpr_xmin, |
|
$Apache::functionplotresponse::fpr_xmax, |
|
$arg)]; |
|
} |
|
|
|
sub fpr_vectorcoords { |
|
my ($arg)=@_; |
|
$arg=~s/\W//gs; |
|
$arg=ucfirst($arg); |
|
my $id=$Apache::inputtags::response[-1]; |
|
my $partid=$Apache::inputtags::part; |
|
my $internalid = $partid.'_'.$id; |
|
return ($env{'form.HWVAL_'.$internalid.'_'.$arg.'Start_x'}, |
|
$env{'form.HWVAL_'.$internalid.'_'.$arg.'End_x'}, |
|
$env{'form.HWVAL_'.$internalid.'_'.$arg.'Start_y'}, |
|
$env{'form.HWVAL_'.$internalid.'_'.$arg.'End_y'}); |
|
} |
|
|
|
sub fpr_objectcoords { |
|
my ($arg)=@_; |
|
$arg=~s/\W//gs; |
|
$arg=ucfirst($arg); |
|
my $id=$Apache::inputtags::response[-1]; |
|
my $partid=$Apache::inputtags::part; |
|
my $internalid = $partid.'_'.$id; |
|
return ($env{'form.HWVAL_'.$internalid.'_'.$arg.'_x'}, |
|
$env{'form.HWVAL_'.$internalid.'_'.$arg.'_y'}); |
|
} |
|
|
|
sub fpr_vectorlength { |
|
my ($arg)=@_; |
|
my ($xs,$xe,$ys,$ye)=&fpr_vectorcoords($arg); |
|
return sqrt(($xe-$xs)*($xe-$xs)+($ye-$ys)*($ye-$ys)); |
|
} |
|
|
|
sub fpr_vectorangle { |
|
my ($arg)=@_; |
|
my ($xs,$xe,$ys,$ye)=&fpr_vectorcoords($arg); |
|
my $angle=57.2957795*atan2(($ye-$ys),($xe-$xs)); |
|
if ($angle<0) { $angle=360+$angle; } |
|
return $angle; |
|
} |
|
|
|
sub vectorcoords { |
|
my ($id,$label)=@_; |
|
return ($env{'form.HWVAL_'.$id.'_'.$label.'Start_x'}, |
|
$env{'form.HWVAL_'.$id.'_'.$label.'End_x'}, |
|
$env{'form.HWVAL_'.$id.'_'.$label.'Start_y'}, |
|
$env{'form.HWVAL_'.$id.'_'.$label.'End_y'}); |
|
} |
|
|
|
sub objectcoords { |
|
my ($id,$label)=@_; |
|
return ($env{'form.HWVAL_'.$id.'_'.$label.'_x'}, |
|
$env{'form.HWVAL_'.$id.'_'.$label.'_y'}); |
|
} |
|
|
|
sub attached { |
|
my ($id,$vector,$objects,$xmin,$xmax,$ymin,$ymax)=@_; |
|
my ($xs,$xe,$ys,$ye)=&vectorcoords($id,$vector); |
|
my $tolx=($xmax-$xmin)/100.; |
|
my $toly=($ymax-$ymin)/100.; |
|
my $tail=0; |
|
my $tip=0; |
|
foreach my $obj (split(/\s*\,\s*/,$objects)) { |
|
$obj=~s/\W//g; |
|
unless ($obj) { next; } |
|
$obj=ucfirst($obj); |
|
my ($xo,$yo)=&objectcoords($id,$obj); |
|
&addlog("Proximity $vector ($xs,$ys)-($xe,$ye) to $obj ($xo,$yo)"); |
|
if ((abs($xs-$xo)<$tolx) && (abs($ys-$yo)<$toly)) { |
|
$tail=1; |
|
&addlog("Attached tail: $obj"); |
|
} |
|
if ((abs($xe-$xo)<$tolx) && (abs($ye-$yo)<$toly)) { |
|
$tip=1; |
|
&addlog("Attached tip: $obj"); |
|
} |
|
} |
|
&addlog("Result tail:$tail tip:$tip"); |
|
return($tail,$tip); |
|
} |
|
|
|
|
|
sub vectorangle { |
|
my ($x,$y)=@_; |
|
my $angle=57.2957795*atan2($y,$x); |
|
if ($angle<0) { $angle=360+$angle; } |
|
return $angle; |
|
} |
|
|
|
sub vectorlength { |
|
my ($x,$y)=@_; |
|
return sqrt($x*$x+$y*$y); |
|
} |
|
|
|
sub relvector { |
|
my ($xs,$xe,$ys,$ye)=@_; |
|
return ($xe-$xs,$ye-$ys); |
|
} |
|
|
|
sub plotvectorlength { |
|
return &vectorlength(&relvector(&vectorcoords(@_))); |
|
} |
|
|
|
sub plotvectorangle { |
|
return &vectorangle(&relvector(&vectorcoords(@_))); |
|
} |
|
|
|
|
|
# |
|
# Evaluate a functionplotvectorrule |
|
# |
|
|
|
sub functionplotvectorrulecheck { |
|
my ($rule,$xmin,$xmax,$ymin,$ymax,$safeeval)=@_; |
|
&addlog("================="); |
|
my ($label,$type)=split(/\:/,$rule); |
|
if ($type eq 'vector') { |
|
return &vectorcheck($rule,$xmin,$xmax,$ymin,$ymax,$safeeval); |
|
} elsif ($type eq 'sum') { |
|
return &sumcheck($rule,$xmin,$xmax,$ymin,$ymax,$safeeval); |
|
} elsif ($type eq 'custom') { |
|
return &customcheck($rule,$safeeval); |
|
} |
|
} |
|
|
|
sub vectorcheck { |
|
my ($rule,$xmin,$xmax,$ymin,$ymax,$safeeval)=@_; |
|
my ($label,$type,$id,$vector, |
|
$attachpoint,$notattachpoint, |
|
$tailpoint,$tippoint,$nottailpoint,$nottippoint, |
|
$length,$angle,$lengtherror,$angleerror)=split(/\:/,$rule); |
|
&addlog("Vector Rule $label for vector ".$vector); |
|
if ($length ne '') { |
|
&addlog("Checking for length $length with error $lengtherror"); |
|
$length=&Apache::run::run($length,$safeeval); |
|
&addlog("Length evaluated to $length"); |
|
my $thislength=&plotvectorlength($id,$vector); |
|
&addlog("Found length $thislength"); |
|
if (abs($thislength-$length)>$lengtherror) { |
|
&setfailed($label); |
|
return 0; |
|
} |
|
} |
|
if ($angle ne '') { |
|
&addlog("Checking for angle $angle with error $angleerror"); |
|
$angle=&Apache::run::run($angle,$safeeval); |
|
&addlog("Angle evaluated to $angle"); |
|
my $thisangle=&plotvectorangle($id,$vector); |
|
&addlog("Found angle $thisangle"); |
|
my $anglediff=abs($thisangle-$angle); |
|
&addlog("Angle difference: $anglediff"); |
|
if ($anglediff>360.-$anglediff) { |
|
$anglediff=360.-$anglediff; |
|
} |
|
&addlog("Smallest angle difference: $anglediff"); |
|
if ($anglediff>$angleerror) { |
|
&setfailed($label); |
|
return 0; |
|
} |
|
} |
|
if ($attachpoint ne '') { |
|
&addlog("Checking attached: ".$attachpoint); |
|
my ($tail,$tip)=&attached($id,$vector,$attachpoint,$xmin,$xmax,$ymin,$ymax); |
|
unless ($tail || $tip) { |
|
&setfailed($label); |
|
return 0; |
|
} |
|
} |
|
if ($notattachpoint ne '') { |
|
&addlog("Checking not attached: ".$notattachpoint); |
|
my ($tail,$tip)=&attached($id,$vector,$notattachpoint,$xmin,$xmax,$ymin,$ymax); |
|
if ($tail || $tip) { |
|
&setfailed($label); |
|
return 0; |
|
} |
|
} |
|
if ($tailpoint ne '') { |
|
&addlog("Checking tail: ".$tailpoint); |
|
my ($tail,$tip)=&attached($id,$vector,$tailpoint,$xmin,$xmax,$ymin,$ymax); |
|
unless ($tail) { |
|
&setfailed($label); |
|
return 0; |
|
} |
|
} |
|
if ($nottailpoint ne '') { |
|
&addlog("Checking not tail: ".$nottailpoint); |
|
my ($tail,$tip)=&attached($id,$vector,$nottailpoint,$xmin,$xmax,$ymin,$ymax); |
|
if ($tail) { |
|
&setfailed($label); |
|
return 0; |
|
} |
|
} |
|
if ($tippoint ne '') { |
|
&addlog("Checking tip: ".$tippoint); |
|
my ($tail,$tip)=&attached($id,$vector,$tippoint,$xmin,$xmax,$ymin,$ymax); |
|
unless ($tip) { |
|
&setfailed($label); |
|
return 0; |
|
} |
|
} |
|
if ($nottippoint ne '') { |
|
&addlog("Checking not tip: ".$nottippoint); |
|
my ($tail,$tip)=&attached($id,$vector,$nottippoint,$xmin,$xmax,$ymin,$ymax); |
|
if ($tip) { |
|
&setfailed($label); |
|
return 0; |
|
} |
|
} |
|
|
|
&addlog("Rule $label passed."); |
|
return 1; |
|
} |
|
|
|
sub sumcheck { |
|
my ($rule,$xmin,$xmax,$ymin,$ymax,$safeeval)=@_; |
|
my ($label,$type,$id,$vectors,$length,$angle,$lengtherror,$angleerror)=split(/\:/,$rule); |
|
&addlog("Vector Sum Rule $label for vectors ".$vectors); |
|
my $sumx=0; |
|
my $sumy=0; |
|
foreach my $sv (split(/\s*\,\s*/,$vectors)) { |
|
my ($rx,$ry)=&relvector(&vectorcoords($id,$sv)); |
|
$sumx+=$rx; |
|
$sumy+=$ry; |
|
} |
|
&addlog("Sum vector ($sumx,$sumy)"); |
|
if ($length ne '') { |
|
&addlog("Checking length $length with error $lengtherror"); |
|
$length=&Apache::run::run($length,$safeeval); |
|
&addlog("Evaluated to $length"); |
|
my $thislength=&vectorlength($sumx,$sumy); |
|
&addlog("Actual length $thislength"); |
|
if (abs($length-$thislength)>$lengtherror) { |
|
&setfailed($label); |
|
return 0; |
|
} |
|
} |
|
if ($angle ne '') { |
|
&addlog("Checking angle $angle with error $angleerror"); |
|
$angle=&Apache::run::run($angle,$safeeval); |
|
&addlog("Evaluated to $angle"); |
|
my $thisangle=&vectorangle($sumx,$sumy); |
|
&addlog("Actual angle $thisangle"); |
|
my $anglediff=abs($thisangle-$angle); |
|
&addlog("Angle difference: $anglediff"); |
|
if ($anglediff>360.-$anglediff) { |
|
$anglediff=360.-$anglediff; |
|
} |
|
&addlog("Smallest angle difference: $anglediff"); |
|
if ($anglediff>$angleerror) { |
|
&setfailed($label); |
|
return 0; |
|
} |
|
} |
|
&addlog("Rule $label passed."); |
|
return 1; |
|
} |
|
|
|
sub customcheck { |
|
my ($rule,$safeeval)=@_; |
|
my ($label,$type,$prg)=split(/\:/,$rule); |
|
&addlog("Custom Rule ".$label); |
|
my $result=&Apache::run::run(&unescape($prg),$safeeval); |
|
&addlog("Algorithm returned $result"); |
|
unless ($result) { |
|
&setfailed($label); |
|
return 0; |
|
} |
|
&addlog("Rule $label passed."); |
|
return 1; |
|
} |
|
|
|
# |
|
# Evaluate a functionplotrule |
|
# |
|
|
|
sub functionplotrulecheck { |
|
my ($rule,$xmin,$xmax,$ymin,$ymax,$safeeval)=@_; |
|
|
|
my ($label,$derivative,$xinitial,$xinitiallabel,$xfinal,$xfinallabel,$minimumlength,$maximumlength,$relationship,$value,$percent) |
|
=split(/\:/,$rule); |
|
$percent=($percent>0?$percent:5); |
|
&addlog("================="); |
|
&addlog("Rule $label for ".($derivative<0?'integral':('function itself','first derivative','second derivative')[$derivative])." $relationship $value"); |
|
# |
|
# Evaluate the value |
|
# |
|
if (($value=~/\D/) && ($value ne 'undef')) { |
|
$Apache::functionplotresponse::fpr_xmin=$xmin; |
|
$Apache::functionplotresponse::fpr_xmax=$xmax; |
|
$value=&Apache::run::run($value,$safeeval); |
|
&addlog("Value evaluated to $value"); |
|
} |
|
|
|
# |
|
# Minimum and maximum lengths of the interval |
|
# |
|
if ((defined($minimumlength)) || (defined($maximumlength))) { |
|
&addlog("Minimumlength $minimumlength Maximumlength $maximumlength"); |
|
} |
|
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); |
|
} elsif ($derivative==-1) { |
|
$tol=$tol*($xmax-$xmin)/2.; |
|
} |
|
} |
|
my $integral=0; |
|
my $binwidth=($xmax-$xmin)/400.; |
|
if (($derivative<0) && (!$findupper)) { |
|
# definite integral, calculate over whole length |
|
&addlog("Calculating definite integral"); |
|
for (my $i=$li; $i<=$lh; $i++) { |
|
$integral+=$Apache::functionplotresponse::func[$i]*$binwidth; |
|
} |
|
unless (&compare_rel($relationship,$value,$integral,$tol)) { |
|
&addlog("Actual integral ".(defined($integral)?$integral:'undef').", expected $value, tolerance $tol"); |
|
&addlog("Rule $label failed."); |
|
&setfailed($label); |
|
return 0; |
|
} |
|
} else { |
|
for (my $i=$li; $i<=$lh; $i++) { |
|
my $val; |
|
if ($derivative==2) { |
|
$val=$Apache::functionplotresponse::d2funcdx2[$i]; |
|
} elsif ($derivative==1) { |
|
$val=$Apache::functionplotresponse::dfuncdx[$i]; |
|
} elsif ($derivative==-1) { |
|
$integral+=$Apache::functionplotresponse::func[$i]*$binwidth; |
|
$val=$integral; |
|
} 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 lengths |
|
unless (&checklength($i,$li,$minimumlength,$maximumlength,$xmin,$xmax,$label)) { return 0; } |
|
# Successfully found a new label, set it |
|
$Apache::functionplotresponse::functionplotrulelabels{$xfinallabel}=$i; |
|
&addlog("Rule $label passed, setting label $xfinallabel"); |
|
return 1; |
|
} else { |
|
&addlog("Rule $label failed."); |
|
&setfailed($label); |
|
return 0; |
|
} |
|
} |
|
} |
|
} |
|
# Corner case where this makes sense: using start or stop as defined labels |
|
unless (&checklength($lh,$li,$minimumlength,$maximumlength,$xmin,$xmax,$label)) { return 0; } |
|
&addlog("Rule $label passed."); |
|
return 1; |
|
} |
|
|
|
# |
|
# check for minimum and maximum lengths |
|
# |
|
|
|
sub checklength { |
|
my ($i,$li,$minimumlength,$maximumlength,$xmin,$xmax,$label)=@_; |
|
unless (($minimumlength) || ($maximumlength)) { return 1; } |
|
my $length=&actualval($i,$xmin,$xmax)-&actualval($li,$xmin,$xmax); |
|
if ($minimumlength) { |
|
if ($length<$minimumlength) { |
|
&addlog("Rule $label failed, actual length $length, minimum length $minimumlength"); |
|
&setfailed($label); |
|
return 0; |
|
} |
|
} |
|
if ($maximumlength) { |
|
if ($length>$maximumlength) { |
|
&addlog("Rule $label failed, actual length $length, maximum length $maximumlength"); |
|
&setfailed($label); |
|
return 0; |
|
} |
|
} |
|
return 1; |
|
} |
|
|
|
sub setfailed { |
|
my ($hintlabel)=@_; |
|
$hintlabel=~s/^R//; |
|
push(@Apache::functionplotresponse::failedrules,$hintlabel); |
|
&addlog("Set hint condition $hintlabel"); |
|
} |
|
|
|
sub start_functionplotruleset { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
|
if ($target eq 'edit') { |
|
return &Apache::edit::start_table($token). |
|
'<tr><td><span class="LC_nobreak">'.&Apache::loncommon::insert_folding_button().&mt('Function Plot Rule Set').'</span></td>' |
|
.'<td><span class="LC_nobreak">'.&mt('Delete?').' ' |
|
.&Apache::edit::deletelist($target,$token).' '. |
|
&Apache::edit::insertlist($target,$token).' ' |
|
.&Apache::loncommon::help_open_topic('Function_Plot_Response_Rule_Set','Function Plot Rules') |
|
.'</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,$ymin,$ymax) 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,$safeeval)) { |
|
$ad='INCORRECT'; |
|
last; |
|
} |
|
} |
|
# And now go through the vector rules |
|
foreach my $rule (@Apache::functionplotresponse::functionplotvectorrules) { |
|
unless (&functionplotvectorrulecheck($rule,$xmin,$xmax,$ymin,$ymax,$safeeval)) { |
|
$ad='INCORRECT'; |
|
last; |
|
} |
|
} |
|
# If it's not wrong, it's correct |
|
unless ($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 586 sub end_functionplotresponse {
|
Line 2125 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 595 sub end_functionplotresponse {
|
Line 2134 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') { |
|
my ($xmin,$xmax,$ymin,$ymax)=&boundaries($parstack,$safeeval,-2); |
|
|
|
# Are we in show answer mode? |
|
my $showanswer=&Apache::response::show_answer(); |
|
if ($showanswer) { |
|
# Render answerdisplay |
|
my $answerdisplay=&Apache::lonxml::get_param('answerdisplay',$parstack,$safeeval,-2); |
|
if ($answerdisplay=~/\S/s) { |
|
foreach my $plot (split(/\s*\,\s*/,$answerdisplay)) { |
|
my @components=split(/\s*\:\s*/,$plot); |
|
if ($#components<3) { |
|
# Just a simple plot |
|
my ($func,$xl,$xh)=@components; |
|
if ((!defined($xl)) || ($xl eq '')) { $xl=$xmin; } |
|
if ((!defined($xh)) || ($xh eq '')) { $xh=$xmax; } |
|
$result.=&plot_script($internalid,$func,1,'','00aa00',$xl,$xh,6); |
|
} else { |
|
# This is a spline |
|
$result.=&answer_spline_script($internalid,@components); |
|
} |
|
} |
|
} |
|
} |
|
my $fixed=0; |
|
if (($showanswer) || (&Apache::response::check_status()>=2)) { $fixed=1; } |
# 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,$label,$xmin,$xmax,$ymin,$ymax,$fixed); |
} |
} |
# 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 |
$result.=&geogebra_startcode($internalid); |
$result.=&geogebra_startcode($internalid, |
# load the spline bytecode |
&Apache::lonxml::get_param('width',$parstack,$safeeval,-2), |
$result.=&geogebra_spline_program(); |
&Apache::lonxml::get_param('height',$parstack,$safeeval,-2)); |
# set default parameters |
# set default parameters |
$result.=&geogebra_default_parameters($internalid); |
$result.=&geogebra_default_parameters($internalid); |
# close the <applet>-tag |
# close the <applet>-tag |
Line 623 sub end_functionplotresponse {
|
Line 2208 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">'.&Apache::loncommon::insert_folding_button() |
|
.&mt('Function Plot Elements').'</span></td>' |
|
.'<td><span class="LC_nobreak">'.&mt('Delete?').' ' |
|
.&Apache::edit::deletelist($target,$token).' '. |
|
&Apache::edit::insertlist($target,$token).' ' |
|
.&Apache::loncommon::help_open_topic('Function_Plot_Response_Elements','Function Plot Elements') |
|
.'</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,$xmin,$xmax,$ymin,$ymax,$xlabel,$ylabel); |
|
# init script is left open |
|
} |
|
return $result; |
|
} |
|
|
1; |
1; |
|
|