--- loncom/xml/lonplot.pm 2001/12/31 16:19:55 1.26
+++ loncom/xml/lonplot.pm 2002/01/01 19:34:25 1.29
@@ -1,7 +1,7 @@
# The LearningOnline Network with CAPA
# Dynamic plot
#
-# $Id: lonplot.pm,v 1.26 2001/12/31 16:19:55 matthew Exp $
+# $Id: lonplot.pm,v 1.29 2002/01/01 19:34:25 matthew Exp $
#
# Copyright Michigan State University Board of Trustees
#
@@ -26,7 +26,7 @@
# http://www.lon-capa.org/
#
# 12/15/01 Matthew
-# 12/17 12/18 12/19 12/20 12/21 12/27 12/28 Matthew
+# 12/17 12/18 12/19 12/20 12/21 12/27 12/28 12/30 Matthew
package Apache::lonplot;
use strict;
@@ -69,6 +69,28 @@ sub BEGIN {
## Tests used in checking the validitity of input ##
## ##
###################################################################
+
+my %linestyles =
+ (
+ lines => 2, # Maybe this will be used in the future
+ linespoints => 2, # to check on whether or not they have
+ dots => 2, # supplied enough fields
+ points => 2, # to use the given line style. But for
+ steps => 2, # now there are more important things
+ fsteps => 2, # for me to deal with.
+ histeps => 2,
+ errorbars => 2,
+ xerrorbars => 2,
+ yerrorbars => 2,
+ xyerrorbars => 2,
+ boxes => 2,
+ boxerrorbars => 2,
+ boxxyerrorbars => 2,
+ financebars => 2,
+ candlesticks => 2,
+ vector => 2
+ );
+
my $int_test = sub {$_[0]=~s/\s+//g;$_[0]=~/^\d+$/};
my $real_test =
sub {$_[0]=~s/\s+//g;$_[0]=~/^[+-]?\d*\.?\d*([eE][+-]\d+)?$/};
@@ -76,7 +98,7 @@ my $color_test = sub {$_[0]=~s/\s+//
my $onoff_test = sub {$_[0]=~/^(on|off)$/};
my $key_pos_test = sub {$_[0]=~/^(top|bottom|right|left|outside|below| )+$/};
my $sml_test = sub {$_[0]=~/^(small|medium|large)$/};
-my $linestyle_test = sub {$_[0]=~/^(lines|linespoints|dots|points|steps)$/};
+my $linestyle_test = sub {exists($linestyles{$_[0]})};
my $words_test = sub {$_[0]=~s/\s+/ /g;$_[0]=~/^([\w\(\)]+ ?)+$/};
###################################################################
@@ -89,13 +111,13 @@ my %plot_defaults =
height => {
default => 200,
test => $int_test,
- description => 'vertical size of image (pixels)',
+ description => 'height of image (pixels)',
edit_type => 'entry'
},
width => {
default => 200,
test => $int_test,
- description => 'horizontal size of image (pixels)',
+ description => 'width of image (pixels)',
edit_type => 'entry'
},
bgcolor => {
@@ -193,7 +215,7 @@ my %label_defaults =
my %axis_defaults =
(
- color => {
+ color => {
default => 'x000000',
test => $color_test,
description => 'color of axes (x000000)',
@@ -222,13 +244,6 @@ my %axis_defaults =
test => $real_test,
description => 'maximum y-value shown in plot',
edit_type => 'entry'
- },
- linestyle => {
- default => 'points',
- test => $linestyle_test,
- description => 'Style of the axis lines',
- edit_type => 'choice',
- choices => ['lines','linespoints','dots','points']
}
);
@@ -251,7 +266,11 @@ my %curve_defaults =
test => $linestyle_test,
description => 'Style of the axis lines',
edit_type => 'choice',
- choices => ['lines','linespoints','dots','points','steps']
+ choices => ['lines','linespoints','dots','points','steps',
+ 'fsteps','histeps','errorbars','xerrorbars',
+ 'yerrorbars','xyerrorbars','boxes','boxerrorbars',
+ 'boxxyerrorbars','financebars','candlesticks',
+ 'vector']
}
);
@@ -271,13 +290,11 @@ sub start_plot {
my $result='';
&Apache::lonxml::register('Apache::lonplot',
('title','xlabel','ylabel','key','axis','label','curve'));
- push (@Apache::lonxml::namespace,'plot');
- my $inside = &Apache::lonxml::get_all_text("/plot",$$parser[-1]);
+ push (@Apache::lonxml::namespace,'lonplot');
if ($target eq 'web') {
+ my $inside = &Apache::lonxml::get_all_text("/plot",$$parser[-1]);
$inside=&Apache::run::evaluate($inside,$safeeval,$$parstack[-1]);
- }
- &Apache::lonxml::newparser($parser,\$inside);
- if ($target eq 'web') {
+ &Apache::lonxml::newparser($parser,\$inside);
&get_attributes(\%plot,\%plot_defaults,$parstack,$safeeval,
$tagstack->[-1]);
} elsif ($target eq 'edit') {
@@ -307,7 +324,7 @@ sub end_plot {
## Determine filename
my $tmpdir = '/home/httpd/perl/tmp/';
my $filename = $ENV{'user.name'}.'_'.$ENV{'user.domain'}.
- '_'.time.'_'.$$.'_plot.data';
+ '_'.time.'_'.$$.int(rand(1000)).'_plot.data';
## Write the plot description to the file
my $fh=Apache::File->new(">$tmpdir$filename");
print $fh &write_gnuplot_file();
@@ -367,10 +384,9 @@ sub start_title {
$result.=&Apache::edit::tag_start($target,$token,'Plot Title');
my $text=&Apache::lonxml::get_all_text("/title",$$parser[-1]);
$result.='
'.
- &Apache::edit::editfield('',$text,'',20,1).
- &Apache::edit::end_table();
+ &Apache::edit::editfield('',$text,'',20,1);
} elsif ($target eq 'modified') {
- my $text=$$parser[-1]->get_text("/function");
+ my $text=$$parser[-1]->get_text("/title");
$result.=&Apache::edit::modifiedfield($token);
}
return $result;
@@ -381,6 +397,7 @@ sub end_title {
my $result = '';
if ($target eq 'web') {
} elsif ($target eq 'edit') {
+ $result.=&Apache::edit::tag_end($target,$token);
}
return $result;
}
@@ -394,10 +411,9 @@ sub start_xlabel {
$result.=&Apache::edit::tag_start($target,$token,'Plot Xlabel');
my $text=&Apache::lonxml::get_all_text("/xlabel",$$parser[-1]);
$result.=' |
'.
- &Apache::edit::editfield('',$text,'',20,1).
- &Apache::edit::end_table();
+ &Apache::edit::editfield('',$text,'',20,1);
} elsif ($target eq 'modified') {
- my $text=$$parser[-1]->get_text("/function");
+ my $text=$$parser[-1]->get_text("/xlabel");
$result.=&Apache::edit::modifiedfield($token);
}
return $result;
@@ -408,6 +424,7 @@ sub end_xlabel {
my $result = '';
if ($target eq 'web') {
} elsif ($target eq 'edit') {
+ $result.=&Apache::edit::tag_end($target,$token);
}
return $result;
}
@@ -422,10 +439,9 @@ sub start_ylabel {
$result .= &Apache::edit::tag_start($target,$token,'Plot Ylabel');
my $text = &Apache::lonxml::get_all_text("/ylabel",$$parser[-1]);
$result .= ' |
'.
- &Apache::edit::editfield('',$text,'',20,1).
- &Apache::edit::end_table();
+ &Apache::edit::editfield('',$text,'',20,1);
} elsif ($target eq 'modified') {
- my $text=$$parser[-1]->get_text("/function");
+ my $text=$$parser[-1]->get_text("/ylabel");
$result.=&Apache::edit::modifiedfield($token);
}
return $result;
@@ -436,6 +452,7 @@ sub end_ylabel {
my $result = '';
if ($target eq 'web') {
} elsif ($target eq 'edit') {
+ $result.=&Apache::edit::tag_end($target,$token);
}
return $result;
}
@@ -459,8 +476,7 @@ sub start_label {
$result .= &edit_attributes($target,$token,\%label_defaults);
my $text = &Apache::lonxml::get_all_text("/label",$$parser[-1]);
$result .= ' |
'.
- &Apache::edit::editfield('',$text,'',20,1).
- &Apache::edit::end_table();
+ &Apache::edit::editfield('',$text,'',20,1);
} elsif ($target eq 'modified') {
my $constructtag=&Apache::edit::get_new_args
($token,$parstack,$safeeval,keys(%label_defaults));
@@ -627,6 +643,12 @@ sub start_axis {
$result .= &Apache::edit::tag_start($target,$token,'Plot Axes');
$result .= &edit_attributes($target,$token,\%axis_defaults);
} elsif ($target eq 'modified') {
+ my $constructtag=&Apache::edit::get_new_args
+ ($token,$parstack,$safeeval,keys(%axis_defaults));
+ if ($constructtag) {
+ $result = &Apache::edit::rebuild_tag($token);
+ $result.= &Apache::edit::handle_insert();
+ }
}
return $result;
}
@@ -638,12 +660,6 @@ sub end_axis {
} elsif ($target eq 'edit') {
$result.=&Apache::edit::tag_end($target,$token);
} elsif ($target eq 'modified') {
- my $constructtag=&Apache::edit::get_new_args
- ($token,$parstack,$safeeval,keys(%axis_defaults));
- if ($constructtag) {
- $result = &Apache::edit::rebuild_tag($token);
- $result.= &Apache::edit::handle_insert();
- }
}
return $result;
}
@@ -819,24 +835,20 @@ sub edit_attributes {
#------------------------------------------------ insert_xxxxxxx
sub insert_plot {
- my $result;
+ my $result = '';
# plot attributes
- $result .= '{'default'}.
- "\"\n";
+ $result .= " $attr=\"$plot_defaults{$attr}->{'default'}\"\n";
}
$result .= ">\n";
# Add the components
$result .= &insert_key();
$result .= &insert_axis();
- $result .= &insert_label();
+ $result .= &insert_title();
+ $result .= &insert_xlabel();
+ $result .= &insert_ylabel();
$result .= &insert_curve();
- $result .= &insert_function();
- $result .= "\n";
- $result .= &insert_curve();
- $result .= &insert_data();
- $result .= "\n";
# close up the
$result .= "\n";
return $result;
@@ -844,10 +856,9 @@ sub insert_plot {
sub insert_key {
my $result;
- $result .= ' {'default'}.
- "\"\n";
+ $result .= " $attr=\"$key_defaults{$attr}->{'default'}\"\n";
}
$result .= " />\n";
return $result;
@@ -857,18 +868,21 @@ sub insert_axis{
my $result;
$result .= ' {'default'}.
- "\"\n";
+ $result .= " $attr=\"$axis_defaults{$attr}->{'default'}\"\n";
}
$result .= " />\n";
return $result;
}
+sub insert_title { return " \n"; }
+sub insert_xlabel { return " \n"; }
+sub insert_ylabel { return " \n"; }
+
sub insert_label {
my $result;
$result .= ' \n";
@@ -879,10 +893,10 @@ sub insert_curve {
my $result;
$result .= ' {'default'}."\"\n";
}
- $result .= " >\n";
+ $result .= " >\n";
}
sub insert_function {
|