version 1.7, 2001/12/19 19:22:22
|
version 1.130, 2007/09/18 23:29:39
|
Line 25
|
Line 25
|
# |
# |
# http://www.lon-capa.org/ |
# http://www.lon-capa.org/ |
# |
# |
# 12/15/01 Matthew |
|
# 12/18 Matthew |
|
package Apache::lonplot; |
package Apache::lonplot; |
|
|
use strict; |
use strict; |
|
use warnings FATAL=>'all'; |
|
no warnings 'uninitialized'; |
|
use Apache::File; |
use Apache::response; |
use Apache::response; |
use Apache::lonxml; |
use Apache::lonxml; |
use Digest::MD5 qw(md5 md5_hex md5_base64); |
use Apache::edit; |
|
use Apache::lonnet; |
|
use LONCAPA; |
|
|
|
|
|
use vars qw/$weboutputformat $version/; |
|
|
|
|
sub BEGIN { |
|
&Apache::lonxml::register('Apache::lonplot',('plot')); |
BEGIN { |
|
&Apache::lonxml::register('Apache::lonplot',('gnuplot')); |
|
# |
|
# Determine the version of GNUPLOT |
|
$weboutputformat = 'gif'; |
|
my $versionstring = `gnuplot --version 2>/dev/null`; |
|
($version) = ($versionstring =~ /^gnuplot ([\d.]+)/); |
|
if ($version >= 4) { |
|
$weboutputformat = 'png'; |
|
} |
|
|
} |
} |
|
|
|
|
|
## |
|
## Description of data structures: |
## |
## |
## Tests used in checking the validitity of input |
## %plot %key %axis |
|
## -------------------------- |
|
## height title color |
|
## width box xmin |
|
## bgcolor pos xmax |
|
## fgcolor ymin |
|
## transparent ymax |
|
## grid |
|
## border |
|
## font |
|
## align |
## |
## |
my $int_test = sub {$_[0]=~/^\d+$/}; |
## @labels: $labels[$i] = \%label |
my $real_test = sub {$_[0]=~/^[+-]?\d*\.?\d*$/}; |
## %label: text, xpos, ypos, justify |
my $color_test = sub {$_[0]=~/^x[\da-f]{6}$/}; |
## |
my $onoff_test = sub {$_[0]=~/^(on|off)$/}; |
## @curves: $curves[$i] = \%curve |
my $key_pos_test = sub {$_[0]=~/^(top|bottom|right|left|outside|below)+$/}; |
## %curve: name, linestyle, ( function | data ) |
my $sml_test = sub {$_[0]=~/^(small|medium|large)$/}; |
|
my $linestyle_test = sub {$_[0]=~/^(lines|linespoints|dots|points|steps)$/}; |
|
my $words_test = sub {$_[0]=~/^((\w+\b*)+$/}; |
|
## |
## |
## Default values for attributes of elements |
## $curves[$i]->{'data'} = [ [x1,x2,x3,x4], |
|
## [y1,y2,y3,y4] ] |
## |
## |
my %plot_defaults = |
|
|
################################################################### |
|
## ## |
|
## Tests used in checking the validitity of input ## |
|
## ## |
|
################################################################### |
|
|
|
my $max_str_len = 50; # if a label, title, xlabel, or ylabel text |
|
# is longer than this, it will be truncated. |
|
|
|
my %linestyles = |
( |
( |
height => {default => 200, test => $int_test }, |
lines => 2, # Maybe this will be used in the future |
width => {default => 200, test => $int_test }, |
linespoints => 2, # to check on whether or not they have |
bgcolor => {default => 'xffffff', test => $color_test}, |
dots => 2, # supplied enough <data></data> fields |
fgcolor => {default => 'x000000', test => $color_test}, |
points => 2, # to use the given line style. But for |
transparent => {default => 'off', test => $onoff_test}, |
steps => 2, # now there are more important things |
grid => {default => 'off', test => $onoff_test}, |
fsteps => 2, # for me to deal with. |
border => {default => 'on', test => $onoff_test}, |
histeps => 2, |
font => {default => 'medium', test => $sml_test } |
errorbars => 3, |
|
xerrorbars => [3,4], |
|
yerrorbars => [3,4], |
|
xyerrorbars => [4,6], |
|
boxes => 3, |
|
filledcurves => 2, |
|
vector => 4 |
|
); |
|
|
|
my $int_test = sub {$_[0]=~s/\s+//g;$_[0]=~/^\d+$/}; |
|
my $real_test = |
|
sub {$_[0]=~s/\s+//g;$_[0]=~/^[+-]?\d*\.?\d*([eE][+-]\d+)?$/}; |
|
my $pos_real_test = |
|
sub {$_[0]=~s/\s+//g;$_[0]=~/^[+]?\d*\.?\d*([eE][+-]\d+)?$/}; |
|
my $color_test = sub {$_[0]=~s/\s+//g;$_[0]=~/^x[\da-fA-F]{6}$/}; |
|
my $onoff_test = sub {$_[0]=~/^(on|off)$/}; |
|
my $key_pos_test = sub {$_[0]=~/^(top|bottom|right|left|outside|below| )+$/}; |
|
my $sml_test = sub {$_[0]=~/^(\d+|small|medium|large)$/}; |
|
my $linestyle_test = sub {exists($linestyles{$_[0]})}; |
|
my $words_test = sub {$_[0]=~s/\s+/ /g;$_[0]=~/^([\w~!\@\#\$\%^&\*\(\)-=_\+\[\]\{\}:\;\'<>,\.\/\?\\]+ ?)+$/}; |
|
|
|
################################################################### |
|
## ## |
|
## Attribute metadata ## |
|
## ## |
|
################################################################### |
|
my @gnuplot_edit_order = |
|
qw/alttag bgcolor fgcolor height width texwidth fontface font texfont |
|
transparent grid samples |
|
border align plotcolor plottype gridtype lmargin rmargin |
|
tmargin bmargin major_ticscale minor_ticscale boxwidth gridlayer fillstyle |
|
pattern solid/; |
|
|
|
my $margin_choices = ['default',0..20]; |
|
|
|
my %gnuplot_defaults = |
|
( |
|
alttag => { |
|
default => 'dynamically generated plot', |
|
test => $words_test, |
|
description => 'Brief description of the plot', |
|
edit_type => 'entry', |
|
size => '40' |
|
}, |
|
height => { |
|
default => 300, |
|
test => $int_test, |
|
description => 'Height of image (pixels)', |
|
edit_type => 'entry', |
|
size => '10' |
|
}, |
|
width => { |
|
default => 400, |
|
test => $int_test, |
|
description => 'Width of image (pixels)', |
|
edit_type => 'entry', |
|
size => '10' |
|
}, |
|
bgcolor => { |
|
default => 'xffffff', |
|
test => $color_test, |
|
description => 'Background color of image (xffffff)', |
|
edit_type => 'entry', |
|
size => '10' |
|
}, |
|
fgcolor => { |
|
default => 'x000000', |
|
test => $color_test, |
|
description => 'Foreground color of image (x000000)', |
|
edit_type => 'entry', |
|
size => '10' |
|
}, |
|
transparent => { |
|
default => 'off', |
|
test => $onoff_test, |
|
description => 'Transparent image', |
|
edit_type => 'onoff' |
|
}, |
|
grid => { |
|
default => 'on', |
|
test => $onoff_test, |
|
description => 'Display grid', |
|
edit_type => 'onoff' |
|
}, |
|
gridlayer => { |
|
default => 'off', |
|
test => $onoff_test, |
|
description => 'Display grid front layer over filled boxes or filled curves', |
|
edit_type => 'onoff' |
|
}, |
|
box_border => { |
|
default => 'noborder', |
|
test => sub {$_[0]=~/^(noborder|border)$/}, |
|
description => 'Draw border for boxes', |
|
edit_type => 'choice', |
|
choices => ['border','noborder'] |
|
}, |
|
border => { |
|
default => 'on', |
|
test => $onoff_test, |
|
description => 'Draw border around plot', |
|
edit_type => 'onoff' |
|
}, |
|
font => { |
|
default => '9', |
|
test => $sml_test, |
|
description => 'Font size to use in web output (pts)', |
|
edit_type => 'choice', |
|
choices => [['5','5 (small)'],'6','7','8',['9','9 (medium)'],'10',['11','11 (large)'],'12','15'] |
|
}, |
|
fontface => { |
|
default => 'sans-serif', |
|
test => sub {$_[0]=~/^(sans-serif|serif|classic)$/}, |
|
description => 'Type of font to use', |
|
edit_type => 'choice', |
|
choices => ['sans-serif','serif', 'classic'] |
|
}, |
|
samples => { |
|
default => '100', |
|
test => $int_test, |
|
description => 'Number of samples for non-data plots', |
|
edit_type => 'choice', |
|
choices => ['100','200','500','1000','2000','5000'] |
|
}, |
|
align => { |
|
default => 'middle', |
|
test => sub {$_[0]=~/^(left|right|middle|center)$/}, |
|
description => 'Alignment for image in HTML', |
|
edit_type => 'choice', |
|
choices => ['left','right','middle'] |
|
}, |
|
texwidth => { |
|
default => '93', |
|
test => $int_test, |
|
description => 'Width of plot when printed (mm)', |
|
edit_type => 'entry', |
|
size => '5' |
|
}, |
|
texfont => { |
|
default => '22', |
|
test => $int_test, |
|
description => 'Font size to use in TeX output (pts):', |
|
edit_type => 'choice', |
|
choices => [qw/8 10 12 14 16 18 20 22 24 26 28 30 32 34 36/], |
|
}, |
|
plotcolor => { |
|
default => 'monochrome', |
|
test => sub {$_[0]=~/^(monochrome|color|colour)$/}, |
|
description => 'Color setting for printing:', |
|
edit_type => 'choice', |
|
choices => [qw/monochrome color colour/], |
|
}, |
|
pattern => { |
|
default => '', |
|
test => $int_test, |
|
description => 'Pattern value for boxes:', |
|
edit_type => 'choice', |
|
choices => [0,1,2,3,4,5,6] |
|
}, |
|
solid => { |
|
default => 0, |
|
test => $real_test, |
|
description => 'The density of fill style for boxes', |
|
edit_type => 'entry', |
|
size => '5' |
|
}, |
|
fillstyle => { |
|
default => 'empty', |
|
test => sub {$_[0]=~/^(empty|solid|pattern)$/}, |
|
description => 'Filled style for boxes:', |
|
edit_type => 'choice', |
|
choices => ['empty','solid','pattern'] |
|
}, |
|
plottype => { |
|
default => 'Cartesian', |
|
test => sub {$_[0]=~/^(Polar|Cartesian)$/}, |
|
description => 'Plot type:', |
|
edit_type => 'choice', |
|
choices => ['Cartesian','Polar'] |
|
}, |
|
gridtype => { |
|
default => 'Cartesian', |
|
test => sub {$_[0]=~/^(Polar|Cartesian|Linear-Log|Log-Linear|Log-Log)$/}, |
|
description => 'Grid type:', |
|
edit_type => 'choice', |
|
choices => ['Cartesian','Polar','Linear-Log','Log-Linear','Log-Log'] |
|
}, |
|
lmargin => { |
|
default => 'default', |
|
test => sub {$_[0]=~/^(default|\d+)$/}, |
|
description => 'Left margin width (pts):', |
|
edit_type => 'choice', |
|
choices => $margin_choices, |
|
}, |
|
rmargin => { |
|
default => 'default', |
|
test => sub {$_[0]=~/^(default|\d+)$/}, |
|
description => 'Right margin width (pts):', |
|
edit_type => 'choice', |
|
choices => $margin_choices, |
|
}, |
|
tmargin => { |
|
default => 'default', |
|
test => sub {$_[0]=~/^(default|\d+)$/}, |
|
description => 'Top margin width (pts):', |
|
edit_type => 'choice', |
|
choices => $margin_choices, |
|
}, |
|
bmargin => { |
|
default => 'default', |
|
test => sub {$_[0]=~/^(default|\d+)$/}, |
|
description => 'Bottom margin width (pts):', |
|
edit_type => 'choice', |
|
choices => $margin_choices, |
|
}, |
|
boxwidth => { |
|
default => '', |
|
test => $real_test, |
|
description => 'Width of boxes, default is auto', |
|
edit_type => 'entry', |
|
size => '5' |
|
}, |
|
major_ticscale => { |
|
default => '1', |
|
test => $real_test, |
|
description => 'Size of major tic marks (plot coordinates)', |
|
edit_type => 'entry', |
|
size => '5' |
|
}, |
|
minor_ticscale => { |
|
default => '0.5', |
|
test => $real_test, |
|
description => 'Size of minor tic mark (plot coordinates)', |
|
edit_type => 'entry', |
|
size => '5' |
|
}, |
); |
); |
|
|
my %key_defaults = |
my %key_defaults = |
( |
( |
title => { default => '', test => $words_test }, |
title => { |
box => { default => 'off', test => $onoff_test }, |
default => '', |
pos => { default => 'top right', test => $key_pos_test} |
test => $words_test, |
|
description => 'Title of key', |
|
edit_type => 'entry', |
|
size => '40' |
|
}, |
|
box => { |
|
default => 'off', |
|
test => $onoff_test, |
|
description => 'Draw a box around the key?', |
|
edit_type => 'onoff' |
|
}, |
|
pos => { |
|
default => 'top right', |
|
test => $key_pos_test, |
|
description => 'Position of the key on the plot', |
|
edit_type => 'choice', |
|
choices => ['top left','top right','bottom left','bottom right', |
|
'outside','below'] |
|
} |
); |
); |
|
|
my %label_defaults = |
my %label_defaults = |
( |
( |
xpos => {default => 0, test => $real_test }, |
xpos => { |
ypos => {default => 0, test => $real_test }, |
default => 0, |
justify => {default => 'left', |
test => $real_test, |
test => sub {$_[0]=~/^(left|right|center)$/}} |
description => 'X position of label (graph coordinates)', |
|
edit_type => 'entry', |
|
size => '10' |
|
}, |
|
ypos => { |
|
default => 0, |
|
test => $real_test, |
|
description => 'Y position of label (graph coordinates)', |
|
edit_type => 'entry', |
|
size => '10' |
|
}, |
|
justify => { |
|
default => 'left', |
|
test => sub {$_[0]=~/^(left|right|center)$/}, |
|
description => 'justification of the label text on the plot', |
|
edit_type => 'choice', |
|
choices => ['left','right','center'] |
|
} |
|
); |
|
|
|
my @tic_edit_order = ('location','mirror','start','increment','end', |
|
'minorfreq'); |
|
my %tic_defaults = |
|
( |
|
location => { |
|
default => 'border', |
|
test => sub {$_[0]=~/^(border|axis)$/}, |
|
description => 'Location of major tic marks', |
|
edit_type => 'choice', |
|
choices => ['border','axis'] |
|
}, |
|
mirror => { |
|
default => 'on', |
|
test => $onoff_test, |
|
description => 'Mirror tics on opposite axis?', |
|
edit_type => 'onoff' |
|
}, |
|
start => { |
|
default => '-10.0', |
|
test => $real_test, |
|
description => 'Start major tics at', |
|
edit_type => 'entry', |
|
size => '10' |
|
}, |
|
increment => { |
|
default => '1.0', |
|
test => $real_test, |
|
description => 'Place a major tic every', |
|
edit_type => 'entry', |
|
size => '10' |
|
}, |
|
end => { |
|
default => ' 10.0', |
|
test => $real_test, |
|
description => 'Stop major tics at ', |
|
edit_type => 'entry', |
|
size => '10' |
|
}, |
|
minorfreq => { |
|
default => '0', |
|
test => $int_test, |
|
description => 'Number of minor tics per major tic mark', |
|
edit_type => 'entry', |
|
size => '10' |
|
}, |
); |
); |
|
|
|
my @axis_edit_order = ('color','xmin','xmax','ymin','ymax'); |
my %axis_defaults = |
my %axis_defaults = |
( |
( |
color => {default => 'x000000', test => $color_test}, |
color => { |
# thickness => {default => 1, test => $int_test }, |
default => 'x000000', |
xmin => {default => -10.0, test => $real_test }, |
test => $color_test, |
xmax => {default => 10.0, test => $real_test }, |
description => 'Color of grid lines (x000000)', |
ymin => {default => -10.0, test => $real_test }, |
edit_type => 'entry', |
ymax => {default => 10.0, test => $real_test } |
size => '10' |
|
}, |
|
xmin => { |
|
default => '-10.0', |
|
test => $real_test, |
|
description => 'Minimum x-value shown in plot', |
|
edit_type => 'entry', |
|
size => '10' |
|
}, |
|
xmax => { |
|
default => ' 10.0', |
|
test => $real_test, |
|
description => 'Maximum x-value shown in plot', |
|
edit_type => 'entry', |
|
size => '10' |
|
}, |
|
ymin => { |
|
default => '-10.0', |
|
test => $real_test, |
|
description => 'Minimum y-value shown in plot', |
|
edit_type => 'entry', |
|
size => '10' |
|
}, |
|
ymax => { |
|
default => ' 10.0', |
|
test => $real_test, |
|
description => 'Maximum y-value shown in plot', |
|
edit_type => 'entry', |
|
size => '10' |
|
} |
); |
); |
|
|
|
my @curve_edit_order = ('color','name','linestyle','linewidth','pointtype','pointsize','limit'); |
|
|
my %curve_defaults = |
my %curve_defaults = |
( |
( |
color => {default => 'x000000', test => $color_test }, |
color => { |
name => {default => 'x000000', test => sub {$_[0]=~/^[\w ]*$/} }, |
default => 'x000000', |
linestyle => {default => 'lines', test => $linestyle_test } |
test => $color_test, |
|
description => 'Color of curve (x000000)', |
|
edit_type => 'entry', |
|
size => '10' |
|
}, |
|
name => { |
|
default => '', |
|
test => $words_test, |
|
description => 'Name of curve to appear in key', |
|
edit_type => 'entry', |
|
size => '20' |
|
}, |
|
linestyle => { |
|
default => 'lines', |
|
test => $linestyle_test, |
|
description => 'Line style', |
|
edit_type => 'choice', |
|
choices => [keys(%linestyles)] |
|
}, |
|
linewidth => { |
|
default => 1, |
|
test => $int_test, |
|
description => 'Line width (may not apply to all line styles)', |
|
edit_type => 'choice', |
|
choices => [1,2,3,4,5,6,7,8,9,10] |
|
}, |
|
pointsize => { |
|
default => 1, |
|
test => $pos_real_test, |
|
description => 'Point size (may not apply to all line styles)', |
|
edit_type => 'entry', |
|
size => '5' |
|
}, |
|
pointtype => { |
|
default => 1, |
|
test => $int_test, |
|
description => 'Point type (may not apply to all line styles)', |
|
edit_type => 'choice', |
|
choices => [0,1,2,3,4,5,6] |
|
}, |
|
limit => { |
|
default => 'closed', |
|
test => sub {$_[0]=~/^(closed|x1|x2|y1|y2)$/}, |
|
description => 'Point to fill -- for filledcurves', |
|
edit_type => 'choice', |
|
choices => ['closed','x1','x2','y1','y2'] |
|
}, |
); |
); |
|
|
## |
################################################################### |
## End of defaults |
## ## |
## |
## parsing and edit rendering ## |
my (%plot,%key,%axis,$title,$xlabel,$ylabel,@labels,@curves); |
## ## |
|
################################################################### |
sub start_plot { |
|
%plot = ''; %key=''; %axis=''; |
undef %Apache::lonplot::plot; |
$title=''; $xlabel=''; $ylabel=''; |
my (%key,%axis,$title,$xlabel,$ylabel,@labels,@curves,%xtics,%ytics); |
@labels = ''; @curves=''; |
|
|
sub start_gnuplot { |
|
undef(%Apache::lonplot::plot); undef(%key); undef(%axis); |
|
undef($title); undef($xlabel); undef($ylabel); |
|
undef(@labels); undef(@curves); |
|
undef(%xtics); undef(%ytics); |
# |
# |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my $result=''; |
my $result=''; |
&Apache::lonxml::register('Apache::plot', |
&Apache::lonxml::register('Apache::lonplot', |
('title','xlabel','ylabel','key','axis','label','curve')); |
('title','xlabel','ylabel','key','axis','label','curve', |
push (@Apache::lonxml::namespace,'plot'); |
'xtics','ytics')); |
## Always evaluate the insides of the <plot></plot> tags |
push (@Apache::lonxml::namespace,'lonplot'); |
my $inside = &Apache::lonxml::get_all_text("/plot",$$parser[-1]); |
if ($target eq 'web' || $target eq 'tex') { |
$inside=&Apache::run::evaluate($inside,$safeeval,$$parstack[-1]); |
&get_attributes(\%Apache::lonplot::plot,\%gnuplot_defaults,$parstack,$safeeval, |
&Apache::lonxml::newparser($parser,\$inside); |
$tagstack->[-1]); |
##------------------------------------------------------- |
} elsif ($target eq 'edit') { |
&get_attributes(\%plot,\%plot_defaults,$parstack,$safeeval,'plot'); |
$result .= &Apache::edit::tag_start($target,$token,'GnuPlot'); |
if ($target eq 'web') { |
$result .= &edit_attributes($target,$token,\%gnuplot_defaults, |
|
\@gnuplot_edit_order) |
|
.&Apache::edit::end_row() |
|
.&Apache::edit::start_spanning_row(); |
|
} elsif ($target eq 'modified') { |
|
my $constructtag=&Apache::edit::get_new_args |
|
($token,$parstack,$safeeval,keys(%gnuplot_defaults)); |
|
if ($constructtag) { |
|
$result = &Apache::edit::rebuild_tag($token); |
|
} |
} |
} |
return ''; |
return $result; |
} |
} |
|
|
sub end_plot { |
sub end_gnuplot { |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
pop @Apache::lonxml::namespace; |
pop @Apache::lonxml::namespace; |
&Apache::lonxml::deregister('Apache::lonplot', |
&Apache::lonxml::deregister('Apache::lonplot', |
('title','xlabel','ylabel','key','axis','label','curve')); |
('title','xlabel','ylabel','key','axis','label','curve')); |
my $result = ''; |
my $result = ''; |
if ($target eq 'web') { |
my $randnumber; |
## Determine filename -- Need to use the 'id' thingy that Gerd |
# need to call rand everytime start_script would evaluate, as the |
## mentioned. |
# safe space rand number generator and the global rand generator |
|
# are not separate |
|
if ($target eq 'web' || $target eq 'tex' || $target eq 'grade' || |
|
$target eq 'answer') { |
|
$randnumber=int(rand(1000)); |
|
} |
|
if ($target eq 'web' || $target eq 'tex') { |
|
&check_inputs(); # Make sure we have all the data we need |
|
## |
|
## Determine filename |
my $tmpdir = '/home/httpd/perl/tmp/'; |
my $tmpdir = '/home/httpd/perl/tmp/'; |
my $filename = $tmpdir.$ENV{'user.name'}.'_'.$ENV{'user.domain'}. |
my $filename = $env{'user.name'}.'_'.$env{'user.domain'}. |
'_plot.data'; |
'_'.time.'_'.$$.$randnumber.'_plot'; |
my $usersees=md5_base64($filename.'_'.$ENV{'REMOTE_ADDR'}); |
|
|
|
## Write the plot description to the file |
## Write the plot description to the file |
my $fh=&Apache::File->new('/home/httpd/perl/tmp/'.$realname); |
&write_gnuplot_file($tmpdir,$filename,$target); |
&write_gnuplot_file($fh); |
$filename = &escape($filename); |
## return image tag for the plot |
## return image tag for the plot |
$result = '<img src=\"/cgi-bin/plot.cgi?'.$usersees.'"'; |
if ($target eq 'web') { |
|
$result .= <<"ENDIMAGE"; |
|
<img src = "/cgi-bin/plot.$weboutputformat?file=$filename.data" |
|
width = "$Apache::lonplot::plot{'width'}" |
|
height = "$Apache::lonplot::plot{'height'}" |
|
align = "$Apache::lonplot::plot{'align'}" |
|
alt = "$Apache::lonplot::plot{'alttag'}" /> |
|
ENDIMAGE |
|
} elsif ($target eq 'tex') { |
|
&Apache::lonxml::debug(" gnuplot wid = $Apache::lonplot::plot{'width'}"); |
|
&Apache::lonxml::debug(" gnuplot ht = $Apache::lonplot::plot{'height'}"); |
|
#might be inside the safe space, register the URL for later |
|
&Apache::lonxml::register_ssi("/cgi-bin/plot.gif?file=$filename.data&output=eps"); |
|
$result = "%DYNAMICIMAGE:$Apache::lonplot::plot{'width'}:$Apache::lonplot::plot{'height'}:$Apache::lonplot::plot{'texwidth'}\n"; |
|
$result .= '\graphicspath{{/home/httpd/perl/tmp/}}'."\n"; |
|
$result .= '\includegraphics[width='.$Apache::lonplot::plot{'texwidth'}.' mm]{'.&unescape($filename).'.eps}'; |
|
} |
|
} elsif ($target eq 'edit') { |
|
$result.=&Apache::edit::tag_end($target,$token); |
|
} |
|
return $result; |
|
} |
|
|
|
|
|
##--------------------------------------------------------------- xtics |
|
sub start_xtics { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
|
my $result=''; |
|
if ($target eq 'web' || $target eq 'tex') { |
|
&get_attributes(\%xtics,\%tic_defaults,$parstack,$safeeval, |
|
$tagstack->[-1]); |
|
} elsif ($target eq 'edit') { |
|
$result .= &Apache::edit::tag_start($target,$token,'xtics'); |
|
$result .= &edit_attributes($target,$token,\%tic_defaults, |
|
\@tic_edit_order); |
|
} elsif ($target eq 'modified') { |
|
my $constructtag=&Apache::edit::get_new_args |
|
($token,$parstack,$safeeval,keys(%tic_defaults)); |
|
if ($constructtag) { |
|
$result = &Apache::edit::rebuild_tag($token); |
|
} |
|
} |
|
return $result; |
|
} |
|
|
|
sub end_xtics { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
|
my $result = ''; |
|
if ($target eq 'web' || $target eq 'tex') { |
|
} elsif ($target eq 'edit') { |
|
$result.=&Apache::edit::tag_end($target,$token); |
|
} |
|
return $result; |
|
} |
|
|
|
##--------------------------------------------------------------- ytics |
|
sub start_ytics { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
|
my $result=''; |
|
if ($target eq 'web' || $target eq 'tex') { |
|
&get_attributes(\%ytics,\%tic_defaults,$parstack,$safeeval, |
|
$tagstack->[-1]); |
|
} elsif ($target eq 'edit') { |
|
$result .= &Apache::edit::tag_start($target,$token,'ytics'); |
|
$result .= &edit_attributes($target,$token,\%tic_defaults, |
|
\@tic_edit_order); |
|
} elsif ($target eq 'modified') { |
|
my $constructtag=&Apache::edit::get_new_args |
|
($token,$parstack,$safeeval,keys(%tic_defaults)); |
|
if ($constructtag) { |
|
$result = &Apache::edit::rebuild_tag($token); |
|
} |
} |
} |
return $result; |
return $result; |
} |
} |
|
|
|
sub end_ytics { |
|
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
|
my $result = ''; |
|
if ($target eq 'web' || $target eq 'tex') { |
|
} elsif ($target eq 'edit') { |
|
$result.=&Apache::edit::tag_end($target,$token); |
|
} |
|
return $result; |
|
} |
|
|
|
##-----------------------------------------------------------------font |
|
my %font_properties = |
|
( |
|
'classic' => { |
|
face => 'classic', |
|
file => 'DejaVuSansMono-Bold', |
|
printname => 'Helvetica', |
|
tex_no_file => 1, |
|
}, |
|
'sans-serif' => { |
|
face => 'sans-serif', |
|
file => 'DejaVuSans', |
|
printname => 'DejaVuSans', |
|
}, |
|
'serif' => { |
|
face => 'serif', |
|
file => 'DejaVuSerif', |
|
printname => 'DejaVuSerif', |
|
}, |
|
); |
|
|
|
sub get_font { |
|
my ($target) = @_; |
|
my ($size, $selected_font); |
|
|
|
if ( $Apache::lonplot::plot{'font'} =~ /^(small|medium|large)/) { |
|
$selected_font = $font_properties{'classic'}; |
|
if ( $Apache::lonplot::plot{'font'} eq 'small') { |
|
$size = '5'; |
|
} elsif ( $Apache::lonplot::plot{'font'} eq 'medium') { |
|
$size = '9'; |
|
} elsif ( $Apache::lonplot::plot{'font'} eq 'large') { |
|
$size = '11'; |
|
} else { |
|
$size = '9'; |
|
} |
|
} else { |
|
$size = $Apache::lonplot::plot{'font'}; |
|
$selected_font = $font_properties{$Apache::lonplot::plot{'fontface'}}; |
|
} |
|
if ($target eq 'tex' && defined($Apache::lonplot::plot{'texfont'})) { |
|
$size = $Apache::lonplot::plot{'texfont'}; |
|
} |
|
return ($size, $selected_font); |
|
} |
|
|
##----------------------------------------------------------------- key |
##----------------------------------------------------------------- key |
sub start_key { |
sub start_key { |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my $result=''; |
my $result=''; |
&get_attributes(\%key,\%key_defaults,$parstack,$safeeval,$tagstack); |
if ($target eq 'web' || $target eq 'tex') { |
if ($target eq 'web') { |
&get_attributes(\%key,\%key_defaults,$parstack,$safeeval, |
# This routine should never return anything. |
$tagstack->[-1]); |
|
} elsif ($target eq 'edit') { |
|
$result .= &Apache::edit::tag_start($target,$token,'Plot Key'); |
|
$result .= &edit_attributes($target,$token,\%key_defaults); |
|
} elsif ($target eq 'modified') { |
|
my $constructtag=&Apache::edit::get_new_args |
|
($token,$parstack,$safeeval,keys(%key_defaults)); |
|
if ($constructtag) { |
|
$result = &Apache::edit::rebuild_tag($token); |
|
} |
} |
} |
return $result; |
return $result; |
} |
} |
Line 158 sub start_key {
|
Line 750 sub start_key {
|
sub end_key { |
sub end_key { |
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' || $target eq 'tex') { |
# This routine should never return anything. |
} elsif ($target eq 'edit') { |
|
$result.=&Apache::edit::tag_end($target,$token); |
} |
} |
return $result; |
return $result; |
} |
} |
|
|
|
sub parse_label { |
|
my ($target,$text) = @_; |
|
my $parser=HTML::LCParser->new(\$text); |
|
my $result; |
|
while (my $token=$parser->get_token) { |
|
if ($token->[0] eq 'S') { |
|
if ($token->[1] eq 'sub') { |
|
$result .= '_{'; |
|
} elsif ($token->[1] eq 'sup') { |
|
$result .= '^{'; |
|
} else { |
|
$result .= $token->[4]; |
|
} |
|
} elsif ($token->[0] eq 'E') { |
|
if ($token->[1] eq 'sub' |
|
|| $token->[1] eq 'sup') { |
|
$result .= '}'; |
|
} else { |
|
$result .= $token->[2]; |
|
} |
|
} elsif ($token->[0] eq 'T') { |
|
$result .= &replace_entities($target,$token->[1]); |
|
} |
|
} |
|
return $result; |
|
} |
|
|
|
|
|
my %lookup = |
|
('(pi|#960)' => {'tex' => '{/Symbol p}', 'web' => "\x{3C0}"},); |
|
|
|
sub replace_entities { |
|
my ($target,$text) = @_; |
|
$text =~ s{([_^~\{\}]|\\\\)}{\\\\$1}g; |
|
while (my ($re, $replace) = each(%lookup)) { |
|
$text =~ s/&$re;/$replace->{$target}/g; |
|
} |
|
$text =~ s{(&)}{\\\\$1}g; |
|
return $text; |
|
} |
|
|
##------------------------------------------------------------------- title |
##------------------------------------------------------------------- title |
sub start_title { |
sub start_title { |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
$title = &Apache::lonxml::get_all_text("/title",$$parser[-1]); |
|
my $result=''; |
my $result=''; |
if ($target eq 'web') { |
if ($target eq 'web' || $target eq 'tex') { |
# This routine should never return anything. |
$title = &Apache::lonxml::get_all_text("/title",$parser,$style); |
|
$title=&Apache::run::evaluate($title,$safeeval,$$parstack[-1]); |
|
$title =~ s/\n/ /g; |
|
if (length($title) > $max_str_len) { |
|
$title = substr($title,0,$max_str_len); |
|
} |
|
$title = &parse_label($target,$title); |
|
} elsif ($target eq 'edit') { |
|
$result.=&Apache::edit::tag_start($target,$token,'Plot Title'); |
|
my $text=&Apache::lonxml::get_all_text("/title",$parser,$style); |
|
$result.=&Apache::edit::editline('',$text,'',60); |
|
} elsif ($target eq 'modified') { |
|
$result.=&Apache::edit::rebuild_tag($token); |
|
$result.=&Apache::edit::modifiedfield("/title",$parser); |
} |
} |
return $result; |
return $result; |
} |
} |
Line 177 sub start_title {
|
Line 824 sub start_title {
|
sub end_title { |
sub end_title { |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my $result = ''; |
my $result = ''; |
if ($target eq 'web') { |
if ($target eq 'web' || $target eq 'tex') { |
# This routine should never return anything. |
} elsif ($target eq 'edit') { |
|
$result.=&Apache::edit::tag_end($target,$token); |
} |
} |
return $result; |
return $result; |
} |
} |
Line 186 sub end_title {
|
Line 834 sub end_title {
|
sub start_xlabel { |
sub start_xlabel { |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my $result=''; |
my $result=''; |
$xlabel = &Apache::lonxml::get_all_text("/xlabel",$$parser[-1]); |
if ($target eq 'web' || $target eq 'tex') { |
if ($target eq 'web') { |
$xlabel = &Apache::lonxml::get_all_text("/xlabel",$parser,$style); |
# This routine should never return anything. |
$xlabel=&Apache::run::evaluate($xlabel,$safeeval,$$parstack[-1]); |
|
$xlabel =~ s/\n/ /g; |
|
if (length($xlabel) > $max_str_len) { |
|
$xlabel = substr($xlabel,0,$max_str_len); |
|
} |
|
$xlabel = &parse_label($target,$xlabel); |
|
} elsif ($target eq 'edit') { |
|
$result.=&Apache::edit::tag_start($target,$token,'Plot Xlabel'); |
|
my $text=&Apache::lonxml::get_all_text("/xlabel",$parser,$style); |
|
$result.=&Apache::edit::editline('',$text,'',60); |
|
} elsif ($target eq 'modified') { |
|
$result.=&Apache::edit::rebuild_tag($token); |
|
$result.=&Apache::edit::modifiedfield("/xlabel",$parser); |
} |
} |
return $result; |
return $result; |
} |
} |
Line 196 sub start_xlabel {
|
Line 856 sub start_xlabel {
|
sub end_xlabel { |
sub end_xlabel { |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my $result = ''; |
my $result = ''; |
if ($target eq 'web') { |
if ($target eq 'web' || $target eq 'tex') { |
# This routine should never return anything. |
} elsif ($target eq 'edit') { |
|
$result.=&Apache::edit::tag_end($target,$token); |
} |
} |
return $result; |
return $result; |
} |
} |
|
|
##------------------------------------------------------------------- ylabel |
##------------------------------------------------------------------- ylabel |
sub start_ylabel { |
sub start_ylabel { |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my $result=''; |
my $result=''; |
$ylabel = &Apache::lonxml::get_all_text("/ylabel",$$parser[-1]); |
if ($target eq 'web' || $target eq 'tex') { |
if ($target eq 'web') { |
$ylabel = &Apache::lonxml::get_all_text("/ylabel",$parser,$style); |
# This routine should never return anything. |
$ylabel = &Apache::run::evaluate($ylabel,$safeeval,$$parstack[-1]); |
|
$ylabel =~ s/\n/ /g; |
|
if (length($ylabel) > $max_str_len) { |
|
$ylabel = substr($ylabel,0,$max_str_len); |
|
} |
|
$ylabel = &parse_label($target,$ylabel); |
|
} elsif ($target eq 'edit') { |
|
$result .= &Apache::edit::tag_start($target,$token,'Plot Ylabel'); |
|
my $text = &Apache::lonxml::get_all_text("/ylabel",$parser,$style); |
|
$result .= &Apache::edit::editline('',$text,'',60); |
|
} elsif ($target eq 'modified') { |
|
$result.=&Apache::edit::rebuild_tag($token); |
|
$result.=&Apache::edit::modifiedfield("/ylabel",$parser); |
} |
} |
return $result; |
return $result; |
} |
} |
Line 215 sub start_ylabel {
|
Line 889 sub start_ylabel {
|
sub end_ylabel { |
sub end_ylabel { |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my $result = ''; |
my $result = ''; |
if ($target eq 'web') { |
if ($target eq 'web' || $target eq 'tex') { |
# This routine should never return anything. |
} elsif ($target eq 'edit') { |
|
$result.=&Apache::edit::tag_end($target,$token); |
} |
} |
return $result; |
return $result; |
} |
} |
|
|
##------------------------------------------------------------------- label |
##------------------------------------------------------------------- label |
sub start_label { |
sub start_label { |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my $result=''; |
my $result=''; |
my %label; |
if ($target eq 'web' || $target eq 'tex') { |
&get_attributes($label,\%label_defaults,$parstack,$safeeval,$tagstack); |
my %label; |
$label->{'text'} = &Apache::lonxml::get_all_text("/label",$$parser[-1]); |
&get_attributes(\%label,\%label_defaults,$parstack,$safeeval, |
push(@labels,\%label); |
$tagstack->[-1]); |
if ($target eq 'web') { |
my $text = &Apache::lonxml::get_all_text("/label",$parser,$style); |
# This routine should never return anything. |
$text = &Apache::run::evaluate($text,$safeeval,$$parstack[-1]); |
|
$text =~ s/\n/ /g; |
|
$text = substr($text,0,$max_str_len) if (length($text) > $max_str_len); |
|
$label{'text'} = &parse_label($target,$text); |
|
push(@labels,\%label); |
|
} elsif ($target eq 'edit') { |
|
$result .= &Apache::edit::tag_start($target,$token,'Plot Label'); |
|
$result .= &edit_attributes($target,$token,\%label_defaults); |
|
my $text = &Apache::lonxml::get_all_text("/label",$parser,$style); |
|
$result .= &Apache::edit::end_row(). |
|
&Apache::edit::start_spanning_row(). |
|
&Apache::edit::editline('',$text,'',60); |
|
} elsif ($target eq 'modified') { |
|
&Apache::edit::get_new_args |
|
($token,$parstack,$safeeval,keys(%label_defaults)); |
|
$result.=&Apache::edit::rebuild_tag($token); |
|
$result.=&Apache::edit::modifiedfield("/label",$parser); |
} |
} |
return $result; |
return $result; |
} |
} |
Line 237 sub start_label {
|
Line 929 sub start_label {
|
sub end_label { |
sub end_label { |
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' || $target eq 'tex') { |
# This routine should never return anything. |
} elsif ($target eq 'edit') { |
|
$result.=&Apache::edit::tag_end($target,$token); |
} |
} |
return $result; |
return $result; |
} |
} |
Line 247 sub end_label {
|
Line 940 sub end_label {
|
sub start_curve { |
sub start_curve { |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my $result=''; |
my $result=''; |
my %curve; |
|
&get_attributes($curve,\%curve_defaults,$parstack,$safeeval,$tagstack); |
|
push (@curves,$curve); |
|
&Apache::lonxml::register('Apache::lonplot',('function','data')); |
&Apache::lonxml::register('Apache::lonplot',('function','data')); |
push (@Apache::lonxml::namespace,'curve'); |
push (@Apache::lonxml::namespace,'curve'); |
if ($target eq 'web') { |
if ($target eq 'web' || $target eq 'tex') { |
# This routine should never return anything. |
my %curve; |
|
&get_attributes(\%curve,\%curve_defaults,$parstack,$safeeval, |
|
$tagstack->[-1]); |
|
push (@curves,\%curve); |
|
} elsif ($target eq 'edit') { |
|
$result .= &Apache::edit::tag_start($target,$token,'Curve'); |
|
$result .= &edit_attributes($target,$token,\%curve_defaults, |
|
\@curve_edit_order) |
|
.&Apache::edit::end_row() |
|
.&Apache::edit::start_spanning_row(); |
|
|
|
} elsif ($target eq 'modified') { |
|
my $constructtag=&Apache::edit::get_new_args |
|
($token,$parstack,$safeeval,keys(%curve_defaults)); |
|
if ($constructtag) { |
|
$result = &Apache::edit::rebuild_tag($token); |
|
} |
} |
} |
return $result; |
return $result; |
} |
} |
Line 263 sub end_curve {
|
Line 969 sub end_curve {
|
my $result = ''; |
my $result = ''; |
pop @Apache::lonxml::namespace; |
pop @Apache::lonxml::namespace; |
&Apache::lonxml::deregister('Apache::lonplot',('function','data')); |
&Apache::lonxml::deregister('Apache::lonplot',('function','data')); |
if ($target eq 'web') { |
if ($target eq 'web' || $target eq 'tex') { |
# This routine should never return anything. |
} elsif ($target eq 'edit') { |
|
$result.=&Apache::edit::tag_end($target,$token); |
} |
} |
return $result; |
return $result; |
} |
} |
|
|
##------------------------------------------------------------ curve function |
##------------------------------------------------------------ curve function |
sub start_function { |
sub start_function { |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my $result=''; |
my $result=''; |
if (exists($curves[-1]->{'data'}) { |
if ($target eq 'web' || $target eq 'tex') { |
&Apache::lonxml::warning('Use of <function> precludes use of <data>. The <data> will be omitted in favor of the <function> declaration.'); |
if (exists($curves[-1]->{'data'})) { |
delete($curves[-1]->{'data'}); |
&Apache::lonxml::warning |
} |
('Use of the <b>curve function</b> tag precludes use of '. |
$curves[-1]->{'function'} = |
' the <b>curve data</b> tag. '. |
&Apache::lonxml::get_all_text("/function",$$parser[-1]); |
'The curve data tag will be omitted in favor of the '. |
if ($target eq 'web') { |
'curve function declaration.'); |
# This routine should never return anything. |
delete $curves[-1]->{'data'} ; |
|
} |
|
my $function = &Apache::lonxml::get_all_text("/function",$parser, |
|
$style); |
|
$function = &Apache::run::evaluate($function,$safeeval,$$parstack[-1]); |
|
$curves[-1]->{'function'} = $function; |
|
} elsif ($target eq 'edit') { |
|
$result .= &Apache::edit::tag_start($target,$token,'Gnuplot compatible curve function'); |
|
my $text = &Apache::lonxml::get_all_text("/function",$parser,$style); |
|
$result .= &Apache::edit::editline('',$text,'',60); |
|
} elsif ($target eq 'modified') { |
|
$result.=&Apache::edit::rebuild_tag($token); |
|
$result.=&Apache::edit::modifiedfield("/function",$parser); |
} |
} |
return $result; |
return $result; |
} |
} |
Line 287 sub start_function {
|
Line 1007 sub start_function {
|
sub end_function { |
sub end_function { |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my $result = ''; |
my $result = ''; |
if ($target eq 'web') { |
if ($target eq 'web' || $target eq 'tex') { |
# This routine should never return anything. |
} elsif ($target eq 'edit') { |
|
$result .= &Apache::edit::end_table(); |
} |
} |
return $result; |
return $result; |
} |
} |
|
|
##------------------------------------------------------------ curve data |
##------------------------------------------------------------ curve data |
sub start_data { |
sub start_data { |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my $result=''; |
my $result=''; |
if (exists($curves[-1]->{'function'})) { |
if ($target eq 'web' || $target eq 'tex') { |
&Apache::lonxml::warning('Use of <data> precludes use of <function>. The <function> will be omitted in favor of the <data> declaration.'); |
if (exists($curves[-1]->{'function'})) { |
delete($curves[-1]->{'function'}); |
&Apache::lonxml::warning |
} |
('Use of the <b>curve function</b> tag precludes use of '. |
my $datatext = &Apache::lonxml::get_all_text("/data",$$parser[-1]); |
' the <b>curve data</b> tag. '. |
$datatext =~ s/(\s+$|^\s+)//g; |
'The curve function tag will be omitted in favor of the '. |
$datatext =~ s/\s+/ /g; |
'curve data declaration.'); |
if ($datatext !~ /^(([+-]?\d*\.?\d*)[, ]?)+$/) { |
delete($curves[-1]->{'function'}); |
&Apache::lonxml::warning('Malformed data: '.$datatext); |
} |
$datatext = ''; |
my $datatext = &Apache::lonxml::get_all_text("/data",$parser,$style); |
} |
$datatext=&Apache::run::evaluate($datatext,$safeeval,$$parstack[-1]); |
# Need to do some error checking on the @data array - |
# Deal with cases where we're given an array... |
# make sure it's all numbers and make sure each array |
if ($datatext =~ /^\@/) { |
# is of the same length. |
$datatext = &Apache::run::run('return "'.$datatext.'"', |
my @data = split /[, ]/,$datatext; |
$safeeval,1); |
push( @{$curves[-1]->{'data'}},\@data; |
} |
if ($target eq 'web') { |
$datatext =~ s/\s+/ /g; |
# This routine should never return anything. |
# Need to do some error checking on the @data array - |
|
# make sure it's all numbers and make sure each array |
|
# is of the same length. |
|
my @data; |
|
if ($datatext =~ /,/) { # comma deliminated |
|
@data = split /,/,$datatext; |
|
} else { # Assume it's space separated. |
|
@data = split / /,$datatext; |
|
} |
|
for (my $i=0;$i<=$#data;$i++) { |
|
# Check that it's non-empty |
|
if (! defined($data[$i])) { |
|
&Apache::lonxml::warning( |
|
'undefined curve data value. Replacing with '. |
|
' pi/e = 1.15572734979092'); |
|
$data[$i] = 1.15572734979092; |
|
} |
|
# Check that it's a number |
|
if (! &$real_test($data[$i]) & ! &$int_test($data[$i])) { |
|
&Apache::lonxml::warning( |
|
'Bad curve data value of '.$data[$i].' Replacing with '. |
|
' pi/e = 1.15572734979092'); |
|
$data[$i] = 1.15572734979092; |
|
} |
|
} |
|
# complain if the number of data points is not the same as |
|
# in previous sets of data. |
|
if (($curves[-1]->{'data'}) && ($#data != $#{@{$curves[-1]->{'data'}->[0]}})){ |
|
&Apache::lonxml::warning |
|
('Number of data points is not consistent with previous '. |
|
'number of data points'); |
|
} |
|
push @{$curves[-1]->{'data'}},\@data; |
|
} elsif ($target eq 'edit') { |
|
$result .= &Apache::edit::tag_start($target,$token,'Comma or space deliminated curve data'); |
|
my $text = &Apache::lonxml::get_all_text("/data",$parser,$style); |
|
$result .= &Apache::edit::editline('',$text,'',60); |
|
} elsif ($target eq 'modified') { |
|
$result.=&Apache::edit::rebuild_tag($token); |
|
$result.=&Apache::edit::modifiedfield("/data",$parser); |
} |
} |
return $result; |
return $result; |
} |
} |
Line 321 sub start_data {
|
Line 1082 sub start_data {
|
sub end_data { |
sub end_data { |
my ($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' || $target eq 'tex') { |
# This routine should never return anything. |
} elsif ($target eq 'edit') { |
|
$result .= &Apache::edit::end_table(); |
} |
} |
return $result; |
return $result; |
} |
} |
Line 331 sub end_data {
|
Line 1093 sub end_data {
|
sub start_axis { |
sub start_axis { |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my $result=''; |
my $result=''; |
&get_attributes(\%axis,\%label_defaults,$parstack,$safeeval,$tagstack); |
if ($target eq 'web' || $target eq 'tex') { |
if ($target eq 'web') { |
&get_attributes(\%axis,\%axis_defaults,$parstack,$safeeval, |
# This routine should never return anything. |
$tagstack->[-1]); |
|
} elsif ($target eq 'edit') { |
|
$result .= &Apache::edit::tag_start($target,$token,'Plot Axes'); |
|
$result .= &edit_attributes($target,$token,\%axis_defaults, |
|
\@axis_edit_order); |
|
} elsif ($target eq 'modified') { |
|
my $constructtag=&Apache::edit::get_new_args |
|
($token,$parstack,$safeeval,keys(%axis_defaults)); |
|
if ($constructtag) { |
|
$result = &Apache::edit::rebuild_tag($token); |
|
} |
} |
} |
return $result; |
return $result; |
} |
} |
Line 341 sub start_axis {
|
Line 1113 sub start_axis {
|
sub end_axis { |
sub end_axis { |
my ($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' || $target eq 'tex') { |
# This routine should never return anything. |
} elsif ($target eq 'edit') { |
|
$result.=&Apache::edit::tag_end($target,$token); |
|
} elsif ($target eq 'modified') { |
} |
} |
return $result; |
return $result; |
} |
} |
|
|
|
################################################################### |
|
## ## |
|
## Utility Functions ## |
|
## ## |
|
################################################################### |
|
|
|
##----------------------------------------------------------- set_defaults |
|
sub set_defaults { |
|
my ($var,$defaults) = @_; |
|
my $key; |
|
foreach $key (keys(%$defaults)) { |
|
$var->{$key} = $defaults->{$key}->{'default'}; |
|
} |
|
} |
|
|
##------------------------------------------------------------------- misc |
##------------------------------------------------------------------- misc |
sub get_attributes{ |
sub get_attributes{ |
%values = %{shift}; |
my ($values,$defaults,$parstack,$safeeval,$tag) = @_; |
%defaults = %{shift}; |
foreach my $attr (keys(%{$defaults})) { |
$parstack = shift; |
if ($attr eq 'texwidth' || $attr eq 'texfont') { |
$safeeval = shift; |
$values->{$attr} = |
$tag = shift; |
&Apache::lonxml::get_param($attr,$parstack,$safeeval,undef,1); |
my $attr; |
} else { |
foreach $attr (keys %defaults) { |
$values->{$attr} = |
$values{$attr} = &Apache::lonxml::get_param($attr,$parstack,$safeeval); |
&Apache::lonxml::get_param($attr,$parstack,$safeeval); |
if ($values{$attr} eq '' | !defined($values{$attr})) { |
} |
$values{$attr} = $defaults{$attr}; |
if ($values->{$attr} eq '' | !defined($values->{$attr})) { |
|
$values->{$attr} = $defaults->{$attr}->{'default'}; |
next; |
next; |
} |
} |
my $test = $defaults{$attr}->{'test'}; |
my $test = $defaults->{$attr}->{'test'}; |
if (! &$test($values{$attr})) { |
if (! &$test($values->{$attr})) { |
&Apache::lonxml::warning |
&Apache::lonxml::warning |
($tag.':'.$attr.': Bad value.'.'Replacing your value with : ' |
($tag.':'.$attr.': Bad value.'.'Replacing your value with : ' |
.$defaults{$attr} ); |
.$defaults->{$attr}->{'default'} ); |
$values{$attr} = $defaults{$attr}; |
$values->{$attr} = $defaults->{$attr}->{'default'}; |
|
} |
} |
} |
return ; |
return ; |
} |
} |
|
|
|
##------------------------------------------------------- write_gnuplot_file |
sub write_gnuplot_file { |
sub write_gnuplot_file { |
my $fh = shift; |
my ($tmpdir,$filename,$target)= @_; |
|
my ($fontsize, $font_properties) = &get_font($target); |
my $gnuplot_input = ''; |
my $gnuplot_input = ''; |
|
my $curve; |
|
# |
|
# Check to be sure we do not have any empty curves |
|
my @curvescopy; |
|
foreach my $curve (@curves) { |
|
if (exists($curve->{'function'})) { |
|
if ($curve->{'function'} !~ /^\s*$/) { |
|
push(@curvescopy,$curve); |
|
} |
|
} elsif (exists($curve->{'data'})) { |
|
foreach my $data (@{$curve->{'data'}}) { |
|
if (scalar(@$data) > 0) { |
|
push(@curvescopy,$curve); |
|
last; |
|
} |
|
} |
|
} |
|
} |
|
@curves = @curvescopy; |
# Collect all the colors |
# Collect all the colors |
my @Colors; |
my @Colors; |
push @Colors, $plot{'bgcolor'}; |
push @Colors, $Apache::lonplot::plot{'bgcolor'}; |
push @Colors, $plot{'fgcolor'}; |
push @Colors, $Apache::lonplot::plot{'fgcolor'}; |
push @Colors, $axis{'color'}; |
push @Colors, (defined($axis{'color'})?$axis{'color'}:$Apache::lonplot::plot{'fgcolor'}); |
push @Colors, $axis{'color'}; |
foreach $curve (@curves) { |
foreach $curve (@Curves) { |
push @Colors, ($curve->{'color'} ne '' ? |
push @Colors, ($curve{'color'} ne '' ? |
$curve->{'color'} : |
$curve{'color'} : |
$Apache::lonplot::plot{'fgcolor'} ); |
$plot{'fgcolor'} ); |
|
} |
} |
# set term |
# set term |
$gnuplot_input .= 'set term gif '; |
if ($target eq 'web') { |
$gnuplot_input .= 'transparent ' if ($plot{'transparent'} eq 'on'); |
$gnuplot_input .= 'set terminal png enhanced nocrop '; |
$gnuplot_input .= $plot{'font'} . ' '; |
$gnuplot_input .= 'transparent ' if ($Apache::lonplot::plot{'transparent'} eq 'on'); |
$gnuplot_input .= 'size ' . $plot{'width'} . ' '; |
$gnuplot_input .= 'font "'.$Apache::lonnet::perlvar{'lonFontsDir'}. |
$gnuplot_input .= $plot{'height'} . ' '; |
'/'.$font_properties->{'file'}.'.ttf" '; |
$gnuplot_input .= "@Colors\n"; |
$gnuplot_input .= $fontsize; |
|
$gnuplot_input .= ' size '.$Apache::lonplot::plot{'width'}.','.$Apache::lonplot::plot{'height'}.' '; |
|
$gnuplot_input .= "@Colors\n"; |
|
# set output |
|
$gnuplot_input .= "set output\n"; |
|
} elsif ($target eq 'tex') { |
|
$gnuplot_input .= "set term postscript eps enhanced $Apache::lonplot::plot{'plotcolor'} solid "; |
|
if (!$font_properties->{'tex_no_file'}) { |
|
$gnuplot_input .= |
|
'fontfile "'.$Apache::lonnet::perlvar{'lonFontsDir'}. |
|
'/'.$font_properties->{'file'}.'.pfb" '; |
|
} |
|
$gnuplot_input .= ' "'.$font_properties->{'printname'}.'" '; |
|
$gnuplot_input .= $fontsize; |
|
$gnuplot_input .= "\nset output \"/home/httpd/perl/tmp/". |
|
&unescape($filename).".eps\"\n"; |
|
} |
|
# cartesian or polar plot? |
|
if (lc($Apache::lonplot::plot{'plottype'}) eq 'polar') { |
|
$gnuplot_input .= 'set polar'.$/; |
|
} else { |
|
# Assume Cartesian |
|
} |
|
# cartesian or polar grid? |
|
if (lc($Apache::lonplot::plot{'gridtype'}) eq 'polar') { |
|
$gnuplot_input .= 'set grid polar'.$/; |
|
} elsif (lc($Apache::lonplot::plot{'gridtype'}) eq 'linear-log') { |
|
$gnuplot_input .= 'set logscale x'.$/; |
|
} elsif (lc($Apache::lonplot::plot{'gridtype'}) eq 'log-linear') { |
|
$gnuplot_input .= 'set logscale y'.$/; |
|
} elsif (lc($Apache::lonplot::plot{'gridtype'}) eq 'log-log') { |
|
$gnuplot_input .= 'set logscale x'.$/; |
|
$gnuplot_input .= 'set logscale y'.$/; |
|
} else { |
|
# Assume Cartesian |
|
} |
|
# solid or pattern for boxes? |
|
if (lc($Apache::lonplot::plot{'fillstyle'}) eq 'solid') { |
|
$gnuplot_input .= 'set style fill solid '. |
|
$Apache::lonplot::plot{'solid'}.$Apache::lonplot::plot{'box_border'}.$/; |
|
} elsif (lc($Apache::lonplot::plot{'fillstyle'}) eq 'pattern') { |
|
$gnuplot_input .= 'set style fill pattern '.$Apache::lonplot::plot{'pattern'}.$Apache::lonplot::plot{'box_border'}.$/; |
|
} elsif (lc($Apache::lonplot::plot{'fillstyle'}) eq 'empty') { |
|
} |
|
# margin |
|
if (lc($Apache::lonplot::plot{'lmargin'}) ne 'default') { |
|
$gnuplot_input .= 'set lmargin '.$Apache::lonplot::plot{'lmargin'}.$/; |
|
} |
|
if (lc($Apache::lonplot::plot{'rmargin'}) ne 'default') { |
|
$gnuplot_input .= 'set rmargin '.$Apache::lonplot::plot{'rmargin'}.$/; |
|
} |
|
if (lc($Apache::lonplot::plot{'tmargin'}) ne 'default') { |
|
$gnuplot_input .= 'set tmargin '.$Apache::lonplot::plot{'tmargin'}.$/; |
|
} |
|
if (lc($Apache::lonplot::plot{'bmargin'}) ne 'default') { |
|
$gnuplot_input .= 'set bmargin '.$Apache::lonplot::plot{'bmargin'}.$/; |
|
} |
|
|
|
# tic scales |
|
if ($version > 4) { |
|
$gnuplot_input .= 'set tics scale '. |
|
$Apache::lonplot::plot{'major_ticscale'}.', '.$Apache::lonplot::plot{'minor_ticscale'}.$/; |
|
} else { |
|
$gnuplot_input .= 'set ticscale '. |
|
$Apache::lonplot::plot{'major_ticscale'}.' '.$Apache::lonplot::plot{'minor_ticscale'}.$/; |
|
} |
|
#boxwidth |
|
if (lc($Apache::lonplot::plot{'boxwidth'}) ne '') { |
|
$gnuplot_input .= 'set boxwidth '.$Apache::lonplot::plot{'boxwidth'}.$/; |
|
} |
|
# gridlayer |
|
$gnuplot_input .= 'set grid noxtics noytics front '.$/ |
|
if ($Apache::lonplot::plot{'gridlayer'} eq 'on'); |
|
|
# grid |
# grid |
$gnuplot_input .= ($plot->{'grid'} eq 'on' ? |
$gnuplot_input .= 'set grid'.$/ if ($Apache::lonplot::plot{'grid'} eq 'on'); |
'set grid\n' : |
|
'' ); |
|
# border |
# border |
$gnuplot_input .= ($plot->{'border'} eq 'on'? |
$gnuplot_input .= ($Apache::lonplot::plot{'border'} eq 'on'? |
'set border\n' : |
'set border'.$/ : |
'set noborder\n' ); # title, xlabel, ylabel |
'set noborder'.$/ ); |
{ |
# sampling rate for non-data curves |
$gnuplot_input .<<"ENDLABELS"; |
$gnuplot_input .= "set samples $Apache::lonplot::plot{'samples'}\n"; |
set title $title->{'text'} |
# title, xlabel, ylabel |
set xlabel $xlabel->{'text'} |
# titles |
set ylabel $ylabel->{'text'} |
my $extra_space_x = ($xtics{'location'} eq 'axis') ? ' 0, -0.5 ' : ''; |
set xrange $axis->{'xmin'}:$axis->{'xmax'} |
my $extra_space_y = ($ytics{'location'} eq 'axis') ? ' -0.5, 0 ' : ''; |
set yrange $axis->{'ymin'}:$axis->{'ymax'} |
|
ENDLABELS |
if ($target eq 'tex') { |
|
$gnuplot_input .= "set title \"$title\" font \"".$font_properties->{'printname'}.",".$fontsize."pt\"\n" if (defined($title)) ; |
|
$gnuplot_input .= "set xlabel \"$xlabel\" $extra_space_x font \"".$font_properties->{'printname'}.",".$fontsize."pt\"\n" if (defined($xlabel)); |
|
$gnuplot_input .= "set ylabel \"$ylabel\" $extra_space_y font \"".$font_properties->{'printname'}.",".$fontsize."pt\"\n" if (defined($ylabel)); |
|
} else { |
|
$gnuplot_input .= "set title \"$title\" \n" if (defined($title)) ; |
|
$gnuplot_input .= "set xlabel \"$xlabel\" $extra_space_x \n" if (defined($xlabel)); |
|
$gnuplot_input .= "set ylabel \"$ylabel\" $extra_space_y \n" if (defined($ylabel)); |
|
} |
|
# tics |
|
if (%xtics) { |
|
$gnuplot_input .= "set xtics $xtics{'location'} "; |
|
$gnuplot_input .= ( $xtics{'mirror'} eq 'on'?"mirror ":"nomirror "); |
|
$gnuplot_input .= "$xtics{'start'}, "; |
|
$gnuplot_input .= "$xtics{'increment'}, "; |
|
$gnuplot_input .= "$xtics{'end'}\n"; |
|
if ($xtics{'minorfreq'} != 0) { |
|
$gnuplot_input .= "set mxtics ".$xtics{'minorfreq'}."\n"; |
|
} |
|
} |
|
if (%ytics) { |
|
$gnuplot_input .= "set ytics $ytics{'location'} "; |
|
$gnuplot_input .= ( $ytics{'mirror'} eq 'on'?"mirror ":"nomirror "); |
|
$gnuplot_input .= "$ytics{'start'}, "; |
|
$gnuplot_input .= "$ytics{'increment'}, "; |
|
$gnuplot_input .= "$ytics{'end'}\n"; |
|
if ($ytics{'minorfreq'} != 0) { |
|
$gnuplot_input .= "set mytics ".$ytics{'minorfreq'}."\n"; |
|
} |
|
} |
|
# axis |
|
if (%axis) { |
|
$gnuplot_input .= "set xrange \[$axis{'xmin'}:$axis{'xmax'}\]\n"; |
|
$gnuplot_input .= "set yrange \[$axis{'ymin'}:$axis{'ymax'}\]\n"; |
} |
} |
# Key |
# Key |
if (defined($key{'pos'})) { |
if (%key) { |
$gnuplot_input .= 'set key '.$key->{'pos'}.' '; |
$gnuplot_input .= 'set key '.$key{'pos'}.' '; |
$gnuplot_input .= ($key->{'box'} eq 'on' ? 'box ' : 'nobox '); |
if ($key{'title'} ne '') { |
if ($key->{'title'} ne '') { |
$gnuplot_input .= 'title "'.$key{'title'}.'" '; |
$gnuplot_input .= 'title "'$key->{'title'}.'"\n'; |
} |
} else { |
$gnuplot_input .= ($key{'box'} eq 'on' ? 'box ' : 'nobox ').$/; |
$gnuplot_input .= '\n'; |
|
} |
|
} else { |
} else { |
$gnuGplot_input .= 'set nokey\n'; |
$gnuplot_input .= 'set nokey'.$/; |
} |
} |
# axis |
|
$gnuplot_input .= 'set xrange ['.$axis{'xmin'}.':'.$axis{'xmin'}.']\n'; |
|
$gnuplot_input .= 'set yrange ['.$axis{'ymin'}.':'.$axis{'ymin'}.']\n'; |
|
# labels |
# labels |
|
my $label; |
foreach $label (@labels) { |
foreach $label (@labels) { |
$gnuplot_input .= 'set label "'.$label->{'text'}.'" at '. |
$gnuplot_input .= 'set label "'.$label->{'text'}.'" at '. |
$label->{'x'}.','.$label->{'y'}.'\n'; |
$label->{'xpos'}.','.$label->{'ypos'}.' '.$label->{'justify'}; |
|
if ($target eq 'tex') { |
|
$gnuplot_input .=' font "'.$font_properties->{'printname'}.','.$fontsize.'pt"' ; |
|
} |
|
$gnuplot_input .= $/; |
|
} |
|
if ($target eq 'tex') { |
|
$gnuplot_input .="set size 1,".$Apache::lonplot::plot{'height'}/$Apache::lonplot::plot{'width'}*1.38; |
|
$gnuplot_input .="\n"; |
} |
} |
# curves |
# curves |
$gnuplot_input .= 'plot '; |
$gnuplot_input .= 'plot '; |
my $datatext = ''; |
for (my $i = 0;$i<=$#curves;$i++) { |
foreach $curve (@curves) { |
$curve = $curves[$i]; |
|
$gnuplot_input.= ', ' if ($i > 0); |
|
if ($target eq 'tex') { |
|
$curve->{'linewidth'} *= 2; |
|
} |
if (exists($curve->{'function'})) { |
if (exists($curve->{'function'})) { |
$gnuplot_input.= $curve->{'function'}.' with '.$curve->{'linestyle'}; |
$gnuplot_input.= |
|
$curve->{'function'}.' title "'. |
|
$curve->{'name'}.'" with '. |
|
$curve->{'linestyle'}; |
|
$gnuplot_input.= ' linewidth '.$curve->{'linewidth'}; |
|
|
|
if (($curve->{'linestyle'} eq 'points') || |
|
($curve->{'linestyle'} eq 'linespoints') || |
|
($curve->{'linestyle'} eq 'errorbars') || |
|
($curve->{'linestyle'} eq 'xerrorbars') || |
|
($curve->{'linestyle'} eq 'yerrorbars') || |
|
($curve->{'linestyle'} eq 'xyerrorbars')) { |
|
$gnuplot_input.=' pointtype '.$curve->{'pointtype'}; |
|
$gnuplot_input.=' pointsize '.$curve->{'pointsize'}; |
|
} elsif ($curve->{'linestyle'} eq 'filledcurves') { |
|
$gnuplot_input.= ' '.$curve->{'limit'}; |
|
} |
} elsif (exists($curve->{'data'})) { |
} elsif (exists($curve->{'data'})) { |
$gnuplot_input.= '\'-\' with '.$curve->{'linestyle'}; |
# Store data values in $datatext |
|
my $datatext = ''; |
|
# get new filename |
|
my $datafilename = "$tmpdir/$filename.data.$i"; |
|
my $fh=Apache::File->new(">$datafilename"); |
|
# Compile data |
my @Data = @{$curve->{'data'}}; |
my @Data = @{$curve->{'data'}}; |
for ($i =0; $i<=$#Data; $i++) { |
my @Data0 = @{$Data[0]}; |
|
for (my $i =0; $i<=$#Data0; $i++) { |
|
my $dataset; |
foreach $dataset (@Data) { |
foreach $dataset (@Data) { |
$datatext .= $dataset[$i] . ' '; |
$datatext .= $dataset->[$i] . ' '; |
} |
} |
$datatext .='\n'; |
$datatext .= $/; |
} |
} |
$datatext .='\n'; |
# write file |
|
print $fh $datatext; |
|
close($fh); |
|
# generate gnuplot text |
|
$gnuplot_input.= '"'.$datafilename.'" title "'. |
|
$curve->{'name'}.'" with '. |
|
$curve->{'linestyle'}; |
|
$gnuplot_input.= ' linewidth '.$curve->{'linewidth'}; |
|
if (($curve->{'linestyle'} eq 'points') || |
|
($curve->{'linestyle'} eq 'linespoints') || |
|
($curve->{'linestyle'} eq 'errorbars') || |
|
($curve->{'linestyle'} eq 'xerrorbars') || |
|
($curve->{'linestyle'} eq 'yerrorbars') || |
|
($curve->{'linestyle'} eq 'xyerrorbars')) { |
|
$gnuplot_input.=' pointtype '.$curve->{'pointtype'}; |
|
$gnuplot_input.=' pointsize '.$curve->{'pointsize'}; |
|
} elsif ($curve->{'linestyle'} eq 'filledcurves') { |
|
$gnuplot_input.= ' '.$curve->{'limit'}; |
|
} |
} |
} |
} |
} |
$gnuplot_input .= $datatext; |
# Write the output to a file. |
|
open (my $fh,">$tmpdir$filename.data"); |
|
binmode($fh, ":utf8"); |
print $fh $gnuplot_input; |
print $fh $gnuplot_input; |
|
close($fh); |
|
# That's all folks. |
|
return ; |
} |
} |
|
|
1; |
#---------------------------------------------- check_inputs |
__END__ |
sub check_inputs { |
|
## Note: no inputs, no outputs - this acts only on global variables. |
|
## Make sure we have all the input we need: |
|
if (! %Apache::lonplot::plot) { &set_defaults(\%Apache::lonplot::plot,\%gnuplot_defaults); } |
|
if (! %key ) {} # No key for this plot, thats okay |
|
# if (! %axis) { &set_defaults(\%axis,\%axis_defaults); } |
|
if (! defined($title )) {} # No title for this plot, thats okay |
|
if (! defined($xlabel)) {} # No xlabel for this plot, thats okay |
|
if (! defined($ylabel)) {} # No ylabel for this plot, thats okay |
|
if ($#labels < 0) { } # No labels for this plot, thats okay |
|
if ($#curves < 0) { |
|
&Apache::lonxml::warning("No curves specified for plot!!!!"); |
|
return ''; |
|
} |
|
my $curve; |
|
foreach $curve (@curves) { |
|
if (!defined($curve->{'function'})&&!defined($curve->{'data'})){ |
|
&Apache::lonxml::warning("One of the curves specified did not contain any curve data or curve function declarations\n"); |
|
return ''; |
|
} |
|
} |
|
} |
|
|
|
#------------------------------------------------ make_edit |
|
sub edit_attributes { |
|
my ($target,$token,$defaults,$keys) = @_; |
|
my ($result,@keys); |
|
if ($keys && ref($keys) eq 'ARRAY') { |
|
@keys = @$keys; |
|
} else { |
|
@keys = sort(keys(%$defaults)); |
|
} |
|
foreach my $attr (@keys) { |
|
# append a ' ' to the description if it doesn't have one already. |
|
my $description = $defaults->{$attr}->{'description'}; |
|
$description .= ' ' if ($description !~ / $/); |
|
if ($defaults->{$attr}->{'edit_type'} eq 'entry') { |
|
$result .= &Apache::edit::text_arg |
|
($description,$attr,$token, |
|
$defaults->{$attr}->{'size'}); |
|
} elsif ($defaults->{$attr}->{'edit_type'} eq 'choice') { |
|
$result .= &Apache::edit::select_or_text_arg |
|
($description,$attr,$defaults->{$attr}->{'choices'},$token); |
|
} elsif ($defaults->{$attr}->{'edit_type'} eq 'onoff') { |
|
$result .= &Apache::edit::select_or_text_arg |
|
($description,$attr,['on','off'],$token); |
|
} |
|
$result .= '<br />'; |
|
} |
|
return $result; |
|
} |
|
|
|
|
|
################################################################### |
|
## ## |
|
## Insertion functions for editing plots ## |
|
## ## |
|
################################################################### |
|
|
|
sub insert_gnuplot { |
|
my $result = ''; |
|
# plot attributes |
|
$result .= "\n<gnuplot "; |
|
foreach my $attr (keys(%gnuplot_defaults)) { |
|
$result .= "\n $attr=\"$gnuplot_defaults{$attr}->{'default'}\""; |
|
} |
|
$result .= ">"; |
|
# Add the components (most are commented out for simplicity) |
|
# $result .= &insert_key(); |
|
# $result .= &insert_axis(); |
|
# $result .= &insert_title(); |
|
# $result .= &insert_xlabel(); |
|
# $result .= &insert_ylabel(); |
|
$result .= &insert_curve(); |
|
# close up the <gnuplot> |
|
$result .= "\n</gnuplot>"; |
|
return $result; |
|
} |
|
|
|
sub insert_tics { |
|
my $result; |
|
$result .= &insert_xtics() . &insert_ytics; |
|
return $result; |
|
} |
|
|
|
sub insert_xtics { |
|
my $result; |
|
$result .= "\n <xtics "; |
|
foreach my $attr (keys(%tic_defaults)) { |
|
$result .= "\n $attr=\"$tic_defaults{$attr}->{'default'}\" "; |
|
} |
|
$result .= "/>"; |
|
return $result; |
|
} |
|
|
|
sub insert_ytics { |
|
my $result; |
|
$result .= "\n <ytics "; |
|
foreach my $attr (keys(%tic_defaults)) { |
|
$result .= "\n $attr=\"$tic_defaults{$attr}->{'default'}\" "; |
|
} |
|
$result .= "/>"; |
|
return $result; |
|
} |
|
|
|
sub insert_key { |
|
my $result; |
|
$result .= "\n <key "; |
|
foreach my $attr (keys(%key_defaults)) { |
|
$result .= "\n $attr=\"$key_defaults{$attr}->{'default'}\""; |
|
} |
|
$result .= " />"; |
|
return $result; |
|
} |
|
|
|
sub insert_axis{ |
|
my $result; |
|
$result .= "\n <axis "; |
|
foreach my $attr (keys(%axis_defaults)) { |
|
$result .= "\n $attr=\"$axis_defaults{$attr}->{'default'}\""; |
|
} |
|
$result .= " />"; |
|
return $result; |
|
} |
|
|
|
sub insert_title { return "\n <title></title>"; } |
|
sub insert_xlabel { return "\n <xlabel></xlabel>"; } |
|
sub insert_ylabel { return "\n <ylabel></ylabel>"; } |
|
|
|
sub insert_label { |
|
my $result; |
|
$result .= "\n <label "; |
|
foreach my $attr (keys(%label_defaults)) { |
|
$result .= "\n $attr=\"". |
|
$label_defaults{$attr}->{'default'}."\""; |
|
} |
|
$result .= "></label>"; |
|
return $result; |
|
} |
|
|
|
sub insert_curve { |
|
my $result; |
|
$result .= "\n <curve "; |
|
foreach my $attr (keys(%curve_defaults)) { |
|
$result .= "\n $attr=\"". |
|
$curve_defaults{$attr}->{'default'}."\""; |
|
} |
|
$result .= " >"; |
|
$result .= &insert_data().&insert_data()."\n </curve>"; |
|
} |
|
|
|
sub insert_function { |
|
my $result; |
|
$result .= "\n <function></function>"; |
|
return $result; |
|
} |
|
|
|
sub insert_data { |
|
my $result; |
|
$result .= "\n <data></data>"; |
|
return $result; |
|
} |
|
|
|
##---------------------------------------------------------------------- |
|
1; |
|
__END__ |
|
|
|
|