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version 1.8, 2001/12/19 19:22:52
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version 1.143, 2008/05/27 10:40:30
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Line 25
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| # |
# |
| # 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; |
| |
|
| |
|
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use vars qw/$weboutputformat $version/; |
| |
|
| |
|
| sub BEGIN { |
|
| &Apache::lonxml::register('Apache::lonplot',('plot')); |
BEGIN { |
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&Apache::lonxml::register('Apache::lonplot',('gnuplot')); |
| |
# |
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# Determine the version of GNUPLOT |
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$weboutputformat = 'gif'; |
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my $versionstring = `gnuplot --version 2>/dev/null`; |
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($version) = ($versionstring =~ /^gnuplot ([\d.]+)/); |
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if ($version >= 4) { |
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$weboutputformat = 'png'; |
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} |
| |
|
| } |
} |
| |
|
| |
|
| |
## |
| |
## Description of data structures: |
| ## |
## |
| ## Tests used in checking the validitity of input |
## %plot %key %axis |
| |
## -------------------------- |
| |
## height title color |
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## width box xmin |
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## bgcolor pos xmax |
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## fgcolor ymin |
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## transparent ymax |
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## grid |
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## border |
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## 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 ## |
| |
## ## |
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################################################################### |
| |
|
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my $max_str_len = 50; # if a label, title, xlabel, or ylabel text |
| |
# is longer than this, it will be truncated. |
| |
|
| |
my %linetypes = |
| ( |
( |
| height => {default => 200, test => $int_test }, |
solid => 1, |
| width => {default => 200, test => $int_test }, |
dashed => 0 |
| bgcolor => {default => 'xffffff', test => $color_test}, |
); |
| fgcolor => {default => 'x000000', test => $color_test}, |
|
| transparent => {default => 'off', test => $onoff_test}, |
my %linestyles = |
| grid => {default => 'off', test => $onoff_test}, |
( |
| border => {default => 'on', test => $onoff_test}, |
lines => 2, # Maybe this will be used in the future |
| font => {default => 'medium', test => $sml_test } |
linespoints => 2, # to check on whether or not they have |
| |
dots => 2, # supplied enough <data></data> fields |
| |
points => 2, # to use the given line style. But for |
| |
steps => 2, # now there are more important things |
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fsteps => 2, # for me to deal with. |
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histeps => 2, |
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errorbars => 3, |
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xerrorbars => [3,4], |
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yerrorbars => [3,4], |
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xyerrorbars => [4,6], |
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boxes => 3, |
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filledcurves => 2, |
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vector => 4 |
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); |
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|
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my $int_test = sub {$_[0]=~s/\s+//g;$_[0]=~/^\d+$/}; |
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my $real_test = |
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sub {$_[0]=~s/\s+//g;$_[0]=~/^[+-]?\d*\.?\d*([eE][+-]\d+)?$/}; |
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my $pos_real_test = |
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sub {$_[0]=~s/\s+//g;$_[0]=~/^[+]?\d*\.?\d*([eE][+-]\d+)?$/}; |
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my $color_test = sub {$_[0]=~s/\s+//g;$_[0]=~/^x[\da-fA-F]{6}$/}; |
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my $onoff_test = sub {$_[0]=~/^(on|off)$/}; |
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my $key_pos_test = sub {$_[0]=~/^(top|bottom|right|left|outside|below| )+$/}; |
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my $sml_test = sub {$_[0]=~/^(\d+|small|medium|large)$/}; |
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my $linestyle_test = sub {exists($linestyles{$_[0]})}; |
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my $words_test = sub {$_[0]=~s/\s+/ /g;$_[0]=~/^([\w~!\@\#\$\%^&\*\(\)-=_\+\[\]\{\}:\;\'<>,\.\/\?\\]+ ?)+$/}; |
| |
|
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################################################################### |
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## ## |
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## Attribute metadata ## |
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## ## |
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################################################################### |
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my @gnuplot_edit_order = |
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qw/alttag bgcolor fgcolor height width texwidth fontface font texfont |
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transparent grid samples |
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border align plotcolor plottype gridtype lmargin rmargin |
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tmargin bmargin major_ticscale minor_ticscale boxwidth gridlayer fillstyle |
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pattern solid/; |
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|
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my $margin_choices = ['default',0..20]; |
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|
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my %gnuplot_defaults = |
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( |
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alttag => { |
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default => 'dynamically generated plot', |
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test => $words_test, |
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description => 'Brief description of the plot', |
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edit_type => 'entry', |
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size => '40' |
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}, |
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height => { |
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default => 300, |
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test => $int_test, |
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description => 'Height of image (pixels)', |
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edit_type => 'entry', |
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size => '10' |
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}, |
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width => { |
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default => 400, |
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test => $int_test, |
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description => 'Width of image (pixels)', |
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edit_type => 'entry', |
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size => '10' |
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}, |
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bgcolor => { |
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default => 'xffffff', |
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test => $color_test, |
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description => 'Background color of image (xffffff)', |
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edit_type => 'entry', |
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size => '10' |
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}, |
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fgcolor => { |
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default => 'x000000', |
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test => $color_test, |
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description => 'Foreground color of image (x000000)', |
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edit_type => 'entry', |
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size => '10' |
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}, |
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transparent => { |
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default => 'off', |
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test => $onoff_test, |
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description => 'Transparent image', |
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edit_type => 'onoff' |
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}, |
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grid => { |
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default => 'on', |
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test => $onoff_test, |
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description => 'Display grid', |
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edit_type => 'onoff' |
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}, |
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gridlayer => { |
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default => 'off', |
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test => $onoff_test, |
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description => 'Display grid front layer over filled boxes or filled curves', |
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edit_type => 'onoff' |
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}, |
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box_border => { |
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default => 'noborder', |
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test => sub {$_[0]=~/^(noborder|border)$/}, |
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description => 'Draw border for boxes', |
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edit_type => 'choice', |
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choices => ['border','noborder'] |
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}, |
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border => { |
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default => 'on', |
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test => $onoff_test, |
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description => 'Draw border around plot', |
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edit_type => 'onoff' |
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}, |
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font => { |
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default => '9', |
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test => $sml_test, |
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description => 'Font size to use in web output (pts)', |
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edit_type => 'choice', |
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choices => [['5','5 (small)'],'6','7','8',['9','9 (medium)'],'10',['11','11 (large)'],'12','15'] |
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}, |
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fontface => { |
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default => 'sans-serif', |
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test => sub {$_[0]=~/^(sans-serif|serif|classic)$/}, |
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description => 'Type of font to use', |
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edit_type => 'choice', |
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choices => ['sans-serif','serif', 'classic'] |
| |
}, |
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samples => { |
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default => '100', |
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test => $int_test, |
| |
description => 'Number of samples for non-data plots', |
| |
edit_type => 'choice', |
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choices => ['100','200','500','1000','2000','5000'] |
| |
}, |
| |
align => { |
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default => 'middle', |
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test => sub {$_[0]=~/^(left|right|middle|center)$/}, |
| |
description => 'Alignment for image in HTML', |
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edit_type => 'choice', |
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choices => ['left','right','middle'] |
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}, |
| |
texwidth => { |
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default => '93', |
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test => $int_test, |
| |
description => 'Width of plot when printed (mm)', |
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edit_type => 'entry', |
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size => '5' |
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}, |
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texfont => { |
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default => '22', |
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test => $int_test, |
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description => 'Font size to use in TeX output (pts):', |
| |
edit_type => 'choice', |
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choices => [qw/8 10 12 14 16 18 20 22 24 26 28 30 32 34 36/], |
| |
}, |
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plotcolor => { |
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default => 'monochrome', |
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test => sub {$_[0]=~/^(monochrome|color|colour)$/}, |
| |
description => 'Color setting for printing:', |
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edit_type => 'choice', |
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choices => [qw/monochrome color colour/], |
| |
}, |
| |
pattern => { |
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default => '', |
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test => $int_test, |
| |
description => 'Pattern value for boxes:', |
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edit_type => 'choice', |
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choices => [0,1,2,3,4,5,6] |
| |
}, |
| |
solid => { |
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default => 0, |
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test => $real_test, |
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description => 'The density of fill style for boxes', |
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edit_type => 'entry', |
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size => '5' |
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}, |
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fillstyle => { |
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default => 'empty', |
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test => sub {$_[0]=~/^(empty|solid|pattern)$/}, |
| |
description => 'Filled style for boxes:', |
| |
edit_type => 'choice', |
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choices => ['empty','solid','pattern'] |
| |
}, |
| |
plottype => { |
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default => 'Cartesian', |
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test => sub {$_[0]=~/^(Polar|Cartesian)$/}, |
| |
description => 'Plot type:', |
| |
edit_type => 'choice', |
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choices => ['Cartesian','Polar'] |
| |
}, |
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gridtype => { |
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default => 'Cartesian', |
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test => sub {$_[0]=~/^(Polar|Cartesian|Linear-Log|Log-Linear|Log-Log)$/}, |
| |
description => 'Grid type:', |
| |
edit_type => 'choice', |
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choices => ['Cartesian','Polar','Linear-Log','Log-Linear','Log-Log'] |
| |
}, |
| |
lmargin => { |
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default => 'default', |
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test => sub {$_[0]=~/^(default|\d+)$/}, |
| |
description => 'Left margin width (pts):', |
| |
edit_type => 'choice', |
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choices => $margin_choices, |
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}, |
| |
rmargin => { |
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default => 'default', |
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test => sub {$_[0]=~/^(default|\d+)$/}, |
| |
description => 'Right margin width (pts):', |
| |
edit_type => 'choice', |
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choices => $margin_choices, |
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}, |
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tmargin => { |
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default => 'default', |
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test => sub {$_[0]=~/^(default|\d+)$/}, |
| |
description => 'Top margin width (pts):', |
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edit_type => 'choice', |
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choices => $margin_choices, |
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}, |
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bmargin => { |
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default => 'default', |
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test => sub {$_[0]=~/^(default|\d+)$/}, |
| |
description => 'Bottom margin width (pts):', |
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edit_type => 'choice', |
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choices => $margin_choices, |
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}, |
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boxwidth => { |
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default => '', |
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test => $real_test, |
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description => 'Width of boxes, default is auto', |
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edit_type => 'entry', |
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size => '5' |
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}, |
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major_ticscale => { |
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default => '1', |
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test => $real_test, |
| |
description => 'Size of major tic marks (plot coordinates)', |
| |
edit_type => 'entry', |
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size => '5' |
| |
}, |
| |
minor_ticscale => { |
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default => '0.5', |
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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', |
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size => '40' |
| |
}, |
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box => { |
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default => 'off', |
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test => $onoff_test, |
| |
description => 'Draw a box around the key?', |
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edit_type => 'onoff' |
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}, |
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pos => { |
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default => 'top right', |
| |
test => $key_pos_test, |
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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', |
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size => '10' |
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}, |
| |
ypos => { |
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default => 0, |
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test => $real_test, |
| |
description => 'Y position of label (graph coordinates)', |
| |
edit_type => 'entry', |
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size => '10' |
| |
}, |
| |
justify => { |
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default => 'left', |
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test => sub {$_[0]=~/^(left|right|center)$/}, |
| |
description => 'justification of the label text on the plot', |
| |
edit_type => 'choice', |
| |
choices => ['left','right','center'] |
| |
}, |
| |
rotate => { |
| |
default => 0, |
| |
test => $real_test, |
| |
description => 'Rotation of label (degrees)', |
| |
edit_type => 'entry', |
| |
size => '10', |
| |
} |
| ); |
); |
| |
|
| |
my @tic_edit_order = ('location','mirror','start','increment','end', |
| |
'minorfreq'); |
| |
my %tic_defaults = |
| |
( |
| |
location => { |
| |
default => 'border', |
| |
test => sub {$_[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','xformat', 'yformat'); |
| 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 => $real_test, |
| |
description => 'Maximum y-value shown in plot', |
| |
edit_type => 'entry', |
| |
size => '10' |
| |
}, |
| |
xformat => { |
| |
default => 'on', |
| |
test => sub {$_[0]=~/^(on|off|\d+(f|F|e|E))$/}, |
| |
description => 'X-axis number formatting', |
| |
edit_type => 'choice', |
| |
choices => ['on', 'off', '2e', '2f'], |
| |
}, |
| |
yformat => { |
| |
default => 'on', |
| |
test => sub {$_[0]=~/^(on|off|\d+(f|F|e|E))$/}, |
| |
description => 'X-axis number formatting', |
| |
edit_type => 'choice', |
| |
choices => ['on', 'off', '2e', '2f'], |
| |
}, |
| |
|
| ); |
); |
| |
|
| |
my @curve_edit_order = ('color','name','linestyle','linewidth','linetype','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 => 'Plot with:', |
| |
edit_type => 'choice', |
| |
choices => [keys(%linestyles)] |
| |
}, |
| |
linewidth => { |
| |
default => 1, |
| |
test => $int_test, |
| |
description => 'Line width (may not apply to all plot styles)', |
| |
edit_type => 'choice', |
| |
choices => [1,2,3,4,5,6,7,8,9,10] |
| |
}, |
| |
linetype => { |
| |
default => 'solid', |
| |
test => sub {$_[0]=~/^(solid|dashed)$/}, |
| |
description => 'Line type (may not apply to all plot styles)', |
| |
edit_type => 'choice', |
| |
choices => ['solid', 'dashed'] |
| |
}, |
| |
pointsize => { |
| |
default => 1, |
| |
test => $pos_real_test, |
| |
description => 'Point size (may not apply to all plot styles)', |
| |
edit_type => 'entry', |
| |
size => '5' |
| |
}, |
| |
pointtype => { |
| |
default => 1, |
| |
test => $int_test, |
| |
description => 'Point type (may not apply to all plot styles)', |
| |
edit_type => 'choice', |
| |
choices => [0,1,2,3,4,5,6] |
| |
}, |
| |
limit => { |
| |
default => 'closed', |
| |
test => sub {$_[0]=~/^(above|below|closed|x1|x2|y1|y2)$/}, |
| |
description => 'Point to fill -- for filledcurves', |
| |
edit_type => 'choice', |
| |
choices => ['above', 'below', 'closed','x1','x2','y1','y2'] |
| |
}, |
| ); |
); |
| |
|
| ## |
################################################################### |
| ## End of defaults |
## ## |
| ## |
## parsing and edit rendering ## |
| my (%plot,%key,%axis,$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 785 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; |
| |
} |
| |
|
| |
# |
| |
# Note that there are severe restrictions on font selection in the |
| |
# ps driver now. later in life Gnuplot is supposed to support |
| |
# utf-8 fonts in the posts script driver. When this happens, |
| |
# the tex entries with comments that include the word <FIX> |
| |
# should be changed to print the correct glyphs rather than some |
| |
# approximation or fallback of what is intended. |
| |
|
| |
my %lookup = |
| |
( # Greek alphabet: |
| |
|
| |
'(Alpha|#913)' => {'tex' => '{/Symbol A}', 'web' => "\x{391}"}, |
| |
'(Beta|#914)' => {'tex' => '{/Symbol B}', 'web' => "\x{392}"}, |
| |
'(Chi|#935)' => {'tex' => '{/Symbol C}', 'web' => "\x{3A7}"}, |
| |
'(Delta|#916)' => {'tex' => '{/Symbol D}', 'web' => "\x{394}"}, |
| |
'(Epsilon|#917)' => {'tex' => '{/Symbol E}', 'web' => "\x{395}"}, |
| |
'(Phi|#934)' => {'tex' => '{/Symbol F}', 'web' => "\x{3A6}"}, |
| |
'(Gamma|#915)' => {'tex' => '{/Symbol G}', 'web' => "\x{393}"}, |
| |
'(Eta|#919)' => {'tex' => '{/Symbol H}', 'web' => "\x{397}"}, |
| |
'(Iota|#921)' => {'tex' => '{/Symbol I}', 'web' => "\x{399}"}, |
| |
'(Kappa|#922)' => {'tex' => '{/Symbol K}', 'web' => "\x{39A}"}, |
| |
'(Lambda|#923)' => {'tex' => '{/Symbol L}', 'web' => "\x{39B}"}, |
| |
'(Mu|#924)' => {'tex' => '{/Symbol M}', 'web' => "\x{39C}"}, |
| |
'(Nu|#925)' => {'tex' => '{/Symbol N}', 'web' => "\x{39D}"}, |
| |
'(Omicron|#927)' => {'tex' => '{/Symbol O}', 'web' => "\x{39F}"}, |
| |
'(Pi|#928)' => {'tex' => '{/Symbol P}', 'web' => "\x{3A0}"}, |
| |
'(Theta|#920)' => {'tex' => '{/Symbol Q}', 'web' => "\x{398}"}, |
| |
'(Rho|#929)' => {'tex' => '{/Symbol R}', 'web' => "\x{3A1}"}, |
| |
'(Sigma|#931)' => {'tex' => '{/Symbol S}', 'web' => "\x{3A3}"}, |
| |
'(Tau|#932)' => {'tex' => '{/Symbol T}', 'web' => "\x{3A4}"}, |
| |
'(Upsilon|#933)' => {'tex' => '{/Symbol U}', 'web' => "\x{3A5}"}, |
| |
'(Omega|#937)' => {'tex' => '{/Symbol W}', 'web' => "\x{3A9}"}, |
| |
'(Xi|#926)' => {'tex' => '{/Symbol X}', 'web' => "\x{39E}"}, |
| |
'(Psi|#936)' => {'tex' => '{/Symbol Y}', 'web' => "\x{3A8}"}, |
| |
'(Zeta|#918)' => {'tex' => '{/Symbol Z}', 'web' => "\x{396}"}, |
| |
'(alpha|#945)' => {'tex' => '{/Symbol a}', 'web' => "\x{3B1}"}, |
| |
'(beta|#946)' => {'tex' => '{/Symbol b}', 'web' => "\x{3B2}"}, |
| |
'(chi|#967)' => {'tex' => '{/Symbol c}', 'web' => "\x{3C7}"}, |
| |
'(delta|#948)' => {'tex' => '{/Symbol d}', 'web' => "\x{3B4}"}, |
| |
'(epsilon|#949)' => {'tex' => '{/Symbol e}', 'web' => "\x{3B5}"}, |
| |
'(phi|#966)' => {'tex' => '{/Symbol f}', 'web' => "\x{3C6}"}, |
| |
'(gamma|#947)' => {'tex' => '{/Symbol g}', 'web' => "\x{3B3}"}, |
| |
'(eta|#951)' => {'tex' => '{/Symbol h}', 'web' => "\x{3B7}"}, |
| |
'(iota|#953)' => {'tex' => '{/Symbol i}', 'web' => "\x{3B9}"}, |
| |
'(kappa|#954)' => {'tex' => '{/Symbol k}', 'web' => "\x{3BA}"}, |
| |
'(lambda|#955)' => {'tex' => '{/Symbol k}', 'web' => "\x{3BB}"}, |
| |
'(mu|#956)' => {'tex' => '{/Symbol m}', 'web' => "\x{3BC}"}, |
| |
'(nu|#957)' => {'tex' => '{/Symbol n}', 'web' => "\x{3BD}"}, |
| |
'(omicron|#959)' => {'tex' => '{/Symbol o}', 'web' => "\x{3BF}"}, |
| |
'(pi|#960)' => {'tex' => '{/Symbol p}', 'web' => "\x{3C0}"}, |
| |
'(theta|#952)' => {'tex' => '{/Symbol q}', 'web' => "\x{3B8}"}, |
| |
'(rho|#961)' => {'tex' => '{/Symbol r}', 'web' => "\x{3C1}"}, |
| |
'(sigma|#963)' => {'tex' => '{/Symbol s}', 'web' => "\x{3C3}"}, |
| |
'(tau|#964)' => {'tex' => '{/Symbol t}', 'web' => "\x{3C4}"}, |
| |
'(upsilon|#965)' => {'tex' => '{/Symbol u}', 'web' => "\x{3C5}"}, |
| |
'(omega|#969)' => {'tex' => '{/Symbol w}', 'web' => "\x{3C9}"}, |
| |
'(xi|#958)' => {'tex' => '{/Symbol x}', 'web' => "\x{3BE}"}, |
| |
'(psi|#968)' => {'tex' => '{/Symbol y}', 'web' => "\x{3C8}"}, |
| |
'(zeta|#950)' => {'tex' => '{/Symbol z}', 'web' => "\x{3B6}"}, |
| |
'(thetasym|#977)' => {'tex' => '{/Symbol \165}', 'web' => "\x{3d1}"}, |
| |
'(upsih|#978)' => {'tex' => '{/Symbol \241}', 'web' => "\x{3d2}"}, |
| |
'(piv|#982)' => {'tex' => '{/Symbol \166}', 'web' => "\x{3d6}"}, |
| |
|
| |
|
| |
# Punctuation: |
| |
|
| |
'(quot|#034)' => {'tex' => '\42', 'web' => '\42'}, |
| |
'(amp|#038)' => {'tex' => '\46', 'web' => '\46'}, |
| |
'(lt|#060)' => {'tex' => '\74', 'web' => '\74'}, |
| |
'(gt|#062)' => {'tex' => '\76', 'web' => '\76'}, |
| |
'#131' => {'tex' => '{/Symbol \246}', 'web' => "\x{192}"}, |
| |
'#132' => {'tex' => '{/Text \271}', 'web' => "\x{201e}"}, |
| |
'#133' => {'tex' => '{/Symbol \274}', 'web'=> "\x{2026}"}, |
| |
'#134' => {'tex' => '{/Text \262}', 'web' => "\x{2020}"}, |
| |
'#135' => {'tex' => '{/Text \263}', 'web' => "\x{2021}"}, |
| |
'#136' => {'tex' => '\\\\^', 'web' => '\\\\^'}, |
| |
'#137' => {'tex' => '%o', 'web' => "\x{2030}"}, # Per Mille <FIX> |
| |
'#138' => {'tex' => 'S', 'web' => "\x{160}"}, # S-Caron <FIX> |
| |
'#139' => {'tex' => '<', 'web' => '<'}, |
| |
'#140' => {'tex' => 'AE', 'web' => "\x{152}"}, # AE ligature <FIX> |
| |
'#145' => {'tex' => '\140', 'web' => "\x{2018}"}, |
| |
'#146' => {'tex' => '\47', 'web' => "\x{2019}"}, |
| |
'#147' => {'tex' => '\140\140', 'web' => "\x{201c}"}, # Left " <FIX> |
| |
'#148' => {'tex' => '\47\47', 'web' => '\\"'}, # Right " <FIX> |
| |
'#149' => {'tex' => '{/Symbol \267}', 'web' => "\x{2022}"}, |
| |
'#150' => {'tex' => '{/Text \55}', 'web' => "\x{2013}"}, # en dash |
| |
'#151' => {'tex' => '{/Symbol \55}', 'web' => "\x{2014}"}, # em dash |
| |
'#152' => {'tex' => '\\\\~', 'web' => '\\\\~'}, |
| |
'#153' => {'tex' => '{/Symbol \324}', 'web' => "\x{2122}"}, # trademark |
| |
|
| |
# Accented letters, and other furreign language glyphs. |
| |
|
| |
'#154' => {'tex' => 's', 'web' => "\x{161}"}, # small s-caron no ps. |
| |
'#155' => {'tex' => '>', 'web' => '\76'}, # > |
| |
'#156' => {'tex' => '{/Text \366}', 'web' => "\x{153}"}, # oe ligature.<FIX> |
| |
'#159', => {'tex' => 'Y', 'web' => "\x{178}"}, # Y-umlaut - can't print <FIX> |
| |
'(nbsp|#160)' => {'tex' => ' ', 'web' => ' '}, # non breaking space. |
| |
'(iexcl|#161)' => {'tex' => '{/Text \241}', 'web' => "\x{a1}"}, # inverted ! |
| |
'(cent|#162)' => {'tex' => '{/Text \242}', 'web' => "\x{a2}"}, # Cent currency. |
| |
'(pound|#163)' => {'tex' => '{/Text \243}', 'web' => "\x{a3}"}, # GB Pound currency. |
| |
'(curren|#164)' => {'tex' => '{/ZapfDingbats \161}','web' => "\x{a4}"}, # Generic currency symb. <FIX> |
| |
'(yen|#165)' => {'tex' => '{/Text \245}', 'web' => "\x{a5}"}, # Yen currency. |
| |
'(brvbar|#166)' => {'tex' => '{/Symbol \174}', 'web' => "\x{a6}"}, # Broken vert bar no print. |
| |
'(sect|#167)' => {'tex' => '{\247}', 'web' => "\x{a7}"}, # Section symbol. |
| |
'(uml|#168)' => {'tex' => '{\250}', 'web' => "\x{a8}"}, # 'naked' umlaut. |
| |
'(copy|#169)' => {'tex' => '{/Symbol \343}', 'web' => "\x{a9}"}, # Copyright symbol. |
| |
'(ordf|#170)' => {'tex' => '{/Text \343}', 'web' => "\x{aa}"}, # Feminine ordinal. |
| |
'(laquo|#171)' => {'tex' => '{/Text \253}', 'web' => "\x{ab}"}, # << quotes. |
| |
'(not|#172)' => {'tex' => '\254', 'web' => "\x{ac}"}, # Logical not. |
| |
'(shy|#173)' => {'tex' => '\255', 'web' => "\x{ad}"}, # soft hyphen. |
| |
'(reg|#174)' => {'tex' => '{/Symbol \342}', 'web' => "\x{ae}"}, # Registered tm. |
| |
'(macr|#175)' => {'tex' => '^{\255}', 'web' => "\x{af}"}, # 'naked' macron (overbar). |
| |
'(deg|#176)' => {'tex' => '{/Text \260}', 'web' => "\x{b0}"}, # Degree symbo..` |
| |
'(plusmn|#177)' => {'tex' => '{/Symbol \261}', 'web' => "\x{b1}"}, # +/- symbol. |
| |
'(sup2|#178)' => {'tex' => '^2', 'web' => "\x{b2}"}, # Superscript 2. |
| |
'(sup3|#179)' => {'tex' => '^3', 'web' => "\x{b3}"}, # Superscript 3. |
| |
'(acute|#180)' => {'tex' => '{/Text \222}', 'web' => "\x{b4}"}, # 'naked' acute accent. |
| |
'(micro|#181)' => {'tex' => '{/Symbol \155}', 'web' => "\x{b5}"}, # Micro (small mu). |
| |
'(para|#182)' => {'tex' => '{/Text \266}', 'web' => "\x{b6}"}, # Paragraph symbol. |
| |
'(middot|#183)' => {'tex' => '\267', 'web' => "\x{b7}"}, # middle dot |
| |
'(cedil|#184)' => {'tex' => '\233', 'web' => "\x{b8}"}, # 'naked' cedilla. |
| |
'(sup1|#185)' => {'tex' => '^1', 'web' => "\x{b9}"}, # superscript 1. |
| |
'(ordm|#186)' => {'tex' => '{\260}', 'web' => "\x{ba}"}, # masculine ordinal. |
| |
'(raquo|#187)', => {'tex' => '\273', 'web' => "\x{bb}"}, # Right angle quotes. |
| |
'(frac14|#188)' => {'tex' => '\274', 'web' => "\x{bc}"}, # 1/4. |
| |
'(frac12|#189)' => {'tex' => '\275', 'web' => "\x{bd}"}, # 1/2. |
| |
'(frac34|#190)' => {'tex' => '\276', 'web' => "\x{be}"}, # 3/4 |
| |
'(iquest|#191)' => {'tex' => '{/Text \277}', 'web' => "\x{bf}"}, # Inverted ? |
| |
'(Agrave|#192)' => {'tex' => '\300', 'web' => "\x{c0}"}, # A Grave. |
| |
'(Aacute|#193)' => {'tex' => '\301', 'web' => "\x{c1}"}, # A Acute. |
| |
'(Acirc|#194)' => {'tex' => '\302', 'web' => "\x{c2}"}, # A Circumflex. |
| |
'(Atilde|#195)' => {'tex' => '\303', 'web' => "\x{c3}"}, # A tilde. |
| |
'(Auml|#196)' => {'tex' => '\304', 'web' => "\x{c4}"}, # A umlaut. |
| |
'(Aring|#197)' => {'tex' => '\305', 'web' => "\x{c5}"}, # A ring. |
| |
'(AElig|#198)' => {'tex' => '\306', 'web' => "\x{c6}"}, # AE ligature. |
| |
'(Ccedil|#199)' => {'tex' => '\307', 'web' => "\x{c7}"}, # C cedilla |
| |
'(Egrave|#200)' => {'tex' => '\310', 'web' => "\x{c8}"}, # E Accent grave. |
| |
'(Eacute|#201)' => {'tex' => '\311', 'web' => "\x{c9}"}, # E acute accent. |
| |
'(Ecirc|#202)' => {'tex' => '\312', 'web' => "\x{ca}"}, # E Circumflex. |
| |
'(Euml|#203)' => {'tex' => '\313', 'web' => "\x{cb}"}, # E umlaut. |
| |
'(Igrave|#204)' => {'tex' => '\314', 'web' => "\x{cc}"}, # I grave accent. |
| |
'(Iacute|#205)' => {'tex' => '\315', 'web' => "\x{cd}"}, # I acute accent. |
| |
'(Icirc|#206)' => {'tex' => '\316', 'web' => "\x{ce}"}, # I circumflex. |
| |
'(Iuml|#207)' => {'tex' => '\317', 'web' => "\x{cf}"}, # I umlaut. |
| |
'(ETH|#208)' => {'tex' => '\320', 'web' => "\x{d0}"}, # Icelandic Cap eth. |
| |
'(Ntilde|#209)' => {'tex' => '\321', 'web' => "\x{d1}"}, # Ntilde (enyan). |
| |
'(Ograve|#210)' => {'tex' => '\322', 'web' => "\x{d2}"}, # O accent grave. |
| |
'(Oacute|#211)' => {'tex' => '\323', 'web' => "\x{d3}"}, # O accent acute. |
| |
'(Ocirc|#212)' => {'tex' => '\324', 'web' => "\x{d4}"}, # O circumflex. |
| |
'(Otilde|#213)' => {'tex' => '\325', 'web' => "\x{d5}"}, # O tilde. |
| |
'(Ouml|#214)' => {'tex' => '\326', 'web' => "\x{d6}"}, # O umlaut. |
| |
'(times|#215)' => {'tex' => '\327', 'web' => "\x{d7}"}, # Times symbol. |
| |
'(Oslash|#216)' => {'tex' => '\330', 'web' => "\x{d8}"}, # O slash. |
| |
'(Ugrave|#217)' => {'tex' => '\331', 'web' => "\x{d9}"}, # U accent grave. |
| |
'(Uacute|#218)' => {'tex' => '\332', 'web' => "\x{da}"}, # U accent acute. |
| |
'(Ucirc|#219)' => {'tex' => '\333', 'web' => "\x{db}"}, # U circumflex. |
| |
'(Uuml|#220)' => {'tex' => '\334', 'web' => "\x{dc}"}, # U umlaut. |
| |
'(Yacute|#221)' => {'tex' => '\335', 'web' => "\x{dd}"}, # Y accent acute. |
| |
'(THORN|#222)' => {'tex' => '\336', 'web' => "\x{de}"}, # Icelandic thorn. |
| |
'(szlig|#223)' => {'tex' => '\337', 'web' => "\x{df}"}, # German sharfes s. |
| |
'(agrave|#224)' => {'tex' => '\340', 'web' => "\x{e0}"}, # a accent grave. |
| |
'(aacute|#225)' => {'tex' => '\341', 'web' => "\x{e1}"}, # a grave. |
| |
'(acirc|#226)' => {'tex' => '\342', 'web' => "\x{e2}"}, # a circumflex. |
| |
'(atilde|#227)' => {'tex' => '\343', 'web' => "\x{e3}"}, # a tilde. |
| |
'(auml|#228)' => {'tex' => '\344', 'web' => "\x{e4}"}, # a umlaut |
| |
'(aring|#229)' => {'tex' => '\345', 'web' => "\x{e5}"}, # a ring on top. |
| |
'(aelig|#230)' => {'tex' => '\346', 'web' => "\x{e6}"}, # ae ligature. |
| |
'(ccedil|#231)' => {'tex' => '\347', 'web' => "\x{e7}"}, # C cedilla |
| |
'(egrave|#232)' => {'tex' => '\350', 'web' => "\x{e8}"}, # e accent grave. |
| |
'(eacute|#233)' => {'tex' => '\351', 'web' => "\x{e9}"}, # e accent acute. |
| |
'(ecirc|#234)' => {'tex' => '\352', 'web' => "\x{ea}" }, # e circumflex. |
| |
'(euml|#235)' => {'tex' => '\353', 'web' => "\x{eb}"}, # e umlaut. |
| |
'(igrave|#236)' => {'tex' => '\354', 'web' => "\x{ec}"}, # i grave. |
| |
'(iacute|#237)' => {'tex' => '\355', 'web' => "\x{ed}"}, # i acute. |
| |
'(icirc|#238)' => {'tex' => '\356', 'web' => "\x{ee}"}, # i circumflex. |
| |
'(iuml|#239)' => {'tex' => '\357', 'web' => "\x{ef}"}, # i umlaut. |
| |
'(eth|#240)' => {'tex' => '\360', 'web' => "\x{f0}"}, # Icelandic eth. |
| |
'(ntilde|#241)' => {'tex' => '\361', 'web' => "\x{f1}"}, # n tilde. |
| |
'(ograve|#242)' => {'tex' => '\362', 'web' => "\x{f2}"}, # o grave. |
| |
'(oacute|#243)' => {'tex' => '\363', 'web' => "\x{f3}"}, # o acute. |
| |
'(ocirc|#244)' => {'tex' => '\364', 'web' => "\x{f4}"}, # o circumflex. |
| |
'(otilde|#245)' => {'tex' => '\365', 'web' => "\x{f5}"}, # o tilde. |
| |
'(ouml|#246)' => {'tex' => '\366', 'web' => "\x{f6}"}, # o umlaut. |
| |
'(divide|#247)' => {'tex' => '\367', 'web' => "\x{f7}"}, # division symbol |
| |
'(oslash|#248)' => {'tex' => '\370', 'web' => "\x{f8}"}, # o slashed. |
| |
'(ugrave|#249)' => {'tex' => '\371', 'web' => "\x{f9}"}, # u accent grave. |
| |
'(uacute|#250)' => {'tex' => '\372', 'web' => "\x{fa}"}, # u acute. |
| |
'(ucirc|#251)' => {'tex' => '\373', 'web' => "\x{fb}"}, # u circumflex. |
| |
'(uuml|#252)' => {'tex' => '\374', 'web' => "\x{fc}"}, # u umlaut. |
| |
'(yacute|#253)' => {'tex' => '\375', 'web' => "\x{fd}"}, # y acute accent. |
| |
'(thorn|#254)' => {'tex' => '\376', 'web' => "\x{fe}"}, # small thorn (icelandic). |
| |
'(yuml|#255)' => {'tex' => '\377', 'web' => "\x{ff}"}, # y umlaut. |
| |
|
| |
# Latin extended A entities: |
| |
|
| |
'(OElig|#338)' => {'tex' => '{/Text \326}', 'web' => "\x{152}"}, # OE ligature. |
| |
'(oelig|#339)' => {'tex' => '{/Text \366}', 'web' => "\x{153}"}, # oe ligature. |
| |
'(Scaron|#352)' => {'tex' => 'S', 'web' => "\x{160}"}, # S caron no printable. |
| |
'(scaron|#353)' => {'tex' => 's', 'web' => "\x{161}"}, # s caron no printable. |
| |
'(Yuml|#376)' => {'tex' => 'Y', 'web' => "\x{178}"}, # Y umlaut - no printable. |
| |
|
| |
# Latin extended B. |
| |
|
| |
'(fnof|#402)' => {'tex' =>'{/Symbol \246}', 'web' => "\x{192}"}, # f with little hook. |
| |
|
| |
# Standalone accents: |
| |
|
| |
'(circ|#710)' => {'tex' => '^', 'web' => '^'}, # circumflex. |
| |
'(tilde|#732)' => {'tex' => '~', 'web' => '~'}, # tilde. |
| |
|
| |
# General punctuation. We're not able to make a distinction between |
| |
# the various length spacings in the print version. (e.g. en/em/thin). |
| |
# the various joiners will be empty strings in the print version too. |
| |
|
| |
|
| |
'(ensp|#8194)' => {'tex' => ' ', 'web' => "\x{2002}"}, # en space. |
| |
'(emsp|#8195)' => {'tex' => ' ', 'web' => "\x{2003}"}, # em space. |
| |
'(thinsp|#8201)' => {'tex' => ' ', 'web' => "\x{2009}"}, # thin space. |
| |
'(zwnj|#8204)' => {'tex' => '', 'web' => "\x{200c}"}, # Zero width non joiner. |
| |
'(zwj|#8205)' => {'tex' => '', 'web' => "\x{200d}"}, # Zero width joiner. |
| |
'(lrm|#8206)' => {'tex' => '', 'web' => "\x{200e}"}, # Left to right mark |
| |
'(rlm|#8207)' => {'tex' => '', 'web' => "\x{200f}"}, # right to left mark. |
| |
'(ndash|#8211)' => {'tex' => '{/Text \55}', 'web' => "\x{2013}"}, # en dash. |
| |
'(mdash|#8212)' => {'tex' => '{/Symbol \55}', 'web' => "\x{2014}"}, # em dash. |
| |
'(lsquo|#8216)' => {'tex' => '{/Text \140}', 'web' => "\x{2018}"}, # Left single quote. |
| |
'(rsquo|#8217)' => {'tex' => '{/Symbol \242}', 'web' => "\x{2019}"}, # Right single quote. |
| |
'(sbquo|#8218)' => {'tex' => ',', 'web' => "\x{201a}"}, # Single low-9 quote. |
| |
'(ldquo|#8220)' => {'tex' => '{/Text \252}', 'web' => "\x{201c}"}, # Left double quote. |
| |
'(rdquo|#8221)' => {'tex' => '{/Text \272}', 'web' => "\x{201d}"}, # Right double quote. |
| |
'(bdquo|#8222)' => {'tex' => '{/Text \271}', 'web' => "\x{201e}"}, # Double low-9 quote. |
| |
'(dagger|#8224)' => {'tex' => '{/Text \262}', 'web' => "\x{2020}"}, # Is this a dagger I see before me now? |
| |
'(Dagger|#8225)' => {'tex' => '{/Text \263}', 'web' => "\x{2021}"}, # it's handle pointing towards my heart? |
| |
'(bull|#8226)' => {'tex' => '\267', 'web' => "\x{2022}"}, # Bullet. |
| |
'(hellep|#8230)' => {'tex' => '{/Text \274}', 'web' => "\x{2026}"}, # Ellipses. |
| |
'(permil|#8240)' => {'tex' => '{/Text \275}', 'web' => "\x{2031}"}, # Per mille. |
| |
'(prime|#8242)' => {'tex' => '\264', 'web' => "\x{2032}"}, # Prime. |
| |
'(Prime|#8243)' => {'tex' => '{/Symbol \262}', 'web' => "\x{2033}"}, # double prime. |
| |
'(lsaquo|#8249)' => {'tex' => '{/Text \254}', 'web' => "\x{2039}"}, # < quote. |
| |
'(rsaquo|#8250)' => {'tex' => '{/Text \255}', 'web' => "\x{2040}"}, # > quote. |
| |
'(oline|#8254)' => {'tex' => '{/Symbol \140}', 'web' => "\x{203e}"}, # Overline. |
| |
'(frasl|#8260)' => {'tex' => '/', 'web' => "\x{2044}"}, # Fraction slash. |
| |
'(euro|#8364)' => {'tex' => '{/Symbol \240}', 'web' => "\x{20a0}"}, # Euro currency. |
| |
|
| |
# Letter like symbols. |
| |
|
| |
'(weierp|#8472)' => {'tex' => '{/Symbol \303}', 'web' => "\x{2118}"}, # Power set symbol |
| |
'(image|#8465)' => {'tex' => '{/Symbol \301}', 'web' => "\x{2111}"}, # Imaginary part |
| |
'(real|#8476)' => {'tex' => '{/Symbol \302}', 'web' => "\x{211c}"}, # Real part. |
| |
'(trade|#8482)' => {'tex' => '{/Symbol \344}', 'web' => "\x{2122}"}, # trademark symbol. |
| |
'(alefsym|#8501)' => {'tex' => '{/Symbol \300}', 'web' => "\x{2135}"}, # Hebrew alef. |
| |
|
| |
# Arrows of various types and directions. |
| |
'(larr|#8592)' => {'tex' => '{/Symbol \254}', 'web' => "\x{2190}"}, # <-- |
| |
'(uarr|#8593)' => {'tex' => '{/Symbol \255}', 'web' => "\x{2191}"}, # up arrow. |
| |
'(rarr|#8594)' => {'tex' => '{/Symbol \256}', 'web' => "\x{2192}"}, # --> |
| |
'(darr|#8595)' => {'tex' => '{/Symbol \257}', 'web' => "\x{2193}"}, # down arrow. |
| |
'(harr|#8596)' => {'tex' => '{/Symbol \253}', 'web' => "\x{2194}"}, # <--> |
| |
'(crarr|#8629)' => {'tex' => '{/Symbol \277}', 'web' => "\x{21b5}"}, # corner arrow down and right. |
| |
'(lArr|#8656)' => {'tex' => '{/Symbol \334}', 'web' => "\x{21d0}"}, # <== |
| |
'(uArr|#8657)' => {'tex' => '{/Symbol \335}', 'web' => "\x{21d1}"}, # Up double arrow. |
| |
'(rArr|#8658)' => {'tex' => '{/Symbol \336}', 'web' => "\x{21d2}"}, # ==> |
| |
'(dArr|#8659)' => {'tex' => '{/Symbol \337}', 'web' => "\x{21d3}"}, # Down double arrow. |
| |
'(hArr|#8660)' => {'tex' => '{/Symbol \333}', 'web' => "\x{21d4}"}, # <==> |
| |
|
| |
# Mathematical operators. For some of these we do the best we can in printing. |
| |
|
| |
'(forall|#8704)' => {'tex' => '{/Symbol \42}', 'web' => "\x{2200}"}, # For all. |
| |
'(part|#8706)' => {'tex' => '{/Symbol d}', 'web' => "\x{2202}"}, # partial derivative |
| |
'(exist|#8707)' => {'tex' => '{/Symbol \44}', 'web' => "\x{2203}"}, # There exists. |
| |
'(empty|#8709)' => {'tex' => '{/Symbol \306}', 'web' => "\x{2205}"}, # Null set. |
| |
'(nabla|#8711)' => {'tex' => '{/Symbol \321}', 'web' => "\x{2207}"}, # Gradient e.g. |
| |
'(isin|#8712)' => {'tex' => '{/Symbol \316}', 'web' => "\x{2208}"}, # Element of the set. |
| |
'(ni|#8715)' => {'tex' => '{/Symbol \47}', 'web' => "\x{220b}"}, # Contains as a member |
| |
'(prod|#8719)' => {'tex' => '{/Symbol \325}', 'web' => "\x{220f}"}, # Product |
| |
'(sum|#8721)' => {'tex' => '{/Symbol \345}', 'web' => "\x{2211}"}, # Sum of. |
| |
'(minus|#8722)' => {'tex' => '-', 'web' => "\x{2212}"}, # - sign. |
| |
'(lowast|#8727)' => {'tex' => '*', 'web' => "\x{2217}"}, # * |
| |
'(radic|#8730)' => {'tex' => '{/Symbol \326}', 'web' => "\x{221a}"}, # Square root. |
| |
'(prop|#8733)' => {'tex' => '{/Symbol \265}', 'web' => "\x{221d}"}, # Proportional to. |
| |
'(infin|#8734)' => {'tex' => '{/Symbol \245}', 'web' => "\x{221e}"}, # Infinity. |
| |
'(ang|#8736)' => {'tex' => '{/Symbol \320}', 'web' => "\x{2220}"}, # Angle . |
| |
'(and|#8743)' => {'tex' => '{/Symbol \331}', 'web' => "\x{2227}"}, # Logical and. |
| |
'(or|#8744)' => {'tex' => '{/Symbol \332}', 'web' => "\x{2228}"}, # Logical or. |
| |
'(cap|#8745)' => {'tex' => '{/Symbol \307}', 'web' => "\x{2229}"}, # Set intersection. |
| |
'(cup|#8746)' => {'tex' => '{/Symbol \310}', 'web' => "\x{222a}"}, # Set union. |
| |
'(int|8747)' => {'tex' => '{/Symbol \362}', 'web' => "\x{222b}"}, # Integral. |
| |
'(there4|#8756)' => {'tex' => '{/Symbol \134}', 'web' => "\x{2234}"}, # Therefore triple dots. |
| |
'(sim|#8764)' => {'tex' => '~', 'web' => "\x{223c}"}, # Simlar to. |
| |
'(cong|#8773)' => {'tex' => '{/Symbol \100}', 'web' => "\x{2245}"}, # Congruent to/with. |
| |
'(asymp|#8776)' => {'tex' => '{/Symbol \278}', 'web' => "\x{2248}"}, # Asymptotic to. |
| |
'(ne|#8800)' => {'tex' => '{/Symbol \271}', 'web' => "\x{2260}"}, # not equal to. |
| |
'(equiv|#8801)' => {'tex' => '{/Symbol \272}', 'web' => "\x{2261}"}, # Equivalent to. |
| |
'(le|8804)' => {'tex' => '{/Symbol \243}', 'web' => "\x{2264}"}, # Less than or equal to. |
| |
'(ge|8805)' => {'tex' => '{/Symbol \263}', 'web' => "\x{2265}"}, # Greater than or equal to |
| |
'(sub|8834)' => {'tex' => '{/Symbol \314}', 'web' => "\x{2282}"}, # Subset of. |
| |
'(sup|8835)' => {'tex' => '{/Symbol \311}', 'web' => "\x{2283}"}, # Super set of. |
| |
'(nsub|8836)' => {'tex' => '{/Symbol \313}', 'web' => "\x{2284}"}, # not subset of. |
| |
'(sube|8838)' => {'tex' => '{/Symbol \315}', 'web' => "\x{2286}"}, # Subset or equal. |
| |
'(supe|8839)' => {'tex' => '{/Symbol \312}', 'web' => "\x{2287}"}, # Superset or equal |
| |
'(oplus|8853)' => {'tex' => '{/Symbol \305}', 'web' => "\x{2295}"}, # O with plus inside |
| |
'(otimes|8855)' => {'tex' => '{/Symbol \304}', 'web' => "\x{2297}"}, # O with times. |
| |
'(perp|8869)' => {'tex' => '{/Symbol \136}', 'web' => "\x{22a5}"}, # Perpendicular. |
| |
'(sdot|8901)' => {'tex' => '{/Symbol \227}', 'web' => "\x{22c5}"}, # Dot operator. |
| |
|
| |
# Misc. technical symbols: |
| |
|
| |
'(lceil|8698)' => {'tex' => '{/Symbol \351}', 'web' => "\x{2308}"}, # Left ceiling. |
| |
'(rceil|8969)' => {'tex' => '{/Symbol \371}', 'web' => "\x{2309}"}, # Right ceiling. |
| |
'(lfloor|8970)' => {'tex' => '{/Symbol \353}', 'web' => "\x{230a}"}, # Left floor. |
| |
'(rfloor|8971)' => {'tex' => '{/Symbol \373}', 'web' => "\x{230b}"}, # Right floor. |
| |
'(lang|9001)' => {'tex' => '{/Symbol \341}', 'web' => "\x{2329}"}, # Left angle bracket. |
| |
'(rang|9002)' => {'tex' => '{/Symbol \361}', 'web' => "\x{232a}"}, # Right angle bracket. |
| |
|
| |
# Gemoetric shapes. |
| |
|
| |
'(loz|9674)' => {'tex' => '{/Symbol \340}', 'web' => "\x{25ca}"}, # Lozenge. |
| |
|
| |
# Misc. symbols |
| |
|
| |
'(spades|9824)' => {'tex' => '{/Symbol \252}', 'web' => "\x{2660}"}, |
| |
'(clubs|9827)' => {'tex' => '{/Symbol \247}', 'web' => "\x{2663}"}, |
| |
'(hearts|9829)' => {'tex' => '{/Symbol \251}', 'web' => "\x{2665}"}, |
| |
'(diams|9830)' => {'tex' => '{/Symbol \250}', 'web' => "\x{2666}"} |
| |
|
| |
); |
| |
|
| |
|
| |
sub replace_entities { |
| |
my ($target,$text) = @_; |
| |
$text =~ s{([_^~\{\}]|\\\\)}{\\\\$1}g; |
| |
while (my ($re, $replace) = each(%lookup)) { |
| |
my $repl = $replace->{$target}; |
| |
$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,$$parstack[-1]); |
| |
$title =~ s/\n/ /g; |
| |
if (length($title) > $max_str_len) { |
| |
$title = substr($title,0,$max_str_len); |
| |
} |
| |
$title = &parse_label($target,$title); |
| |
} elsif ($target eq 'edit') { |
| |
$result.=&Apache::edit::tag_start($target,$token,'Plot Title'); |
| |
my $text=&Apache::lonxml::get_all_text("/title",$parser,$style); |
| |
$result.=&Apache::edit::editline('',$text,'',60); |
| |
} elsif ($target eq 'modified') { |
| |
$result.=&Apache::edit::rebuild_tag($token); |
| |
$result.=&Apache::edit::modifiedfield("/title",$parser); |
| } |
} |
| return $result; |
return $result; |
| } |
} |
|
Line 177 sub start_title {
|
Line 1183 sub start_title {
|
| sub end_title { |
sub end_title { |
| my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
| my $result = ''; |
my $result = ''; |
| if ($target eq 'web') { |
if ($target eq 'web' || $target eq 'tex') { |
| # This routine should never return anything. |
} elsif ($target eq 'edit') { |
| |
$result.=&Apache::edit::tag_end($target,$token); |
| } |
} |
| return $result; |
return $result; |
| } |
} |
|
Line 186 sub end_title {
|
Line 1193 sub end_title {
|
| sub start_xlabel { |
sub start_xlabel { |
| my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
| my $result=''; |
my $result=''; |
| $xlabel = &Apache::lonxml::get_all_text("/xlabel",$$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,$$parstack[-1]); |
| |
$xlabel =~ s/\n/ /g; |
| |
if (length($xlabel) > $max_str_len) { |
| |
$xlabel = substr($xlabel,0,$max_str_len); |
| |
} |
| |
$xlabel = &parse_label($target,$xlabel); |
| |
} elsif ($target eq 'edit') { |
| |
$result.=&Apache::edit::tag_start($target,$token,'Plot Xlabel'); |
| |
my $text=&Apache::lonxml::get_all_text("/xlabel",$parser,$style); |
| |
$result.=&Apache::edit::editline('',$text,'',60); |
| |
} elsif ($target eq 'modified') { |
| |
$result.=&Apache::edit::rebuild_tag($token); |
| |
$result.=&Apache::edit::modifiedfield("/xlabel",$parser); |
| } |
} |
| return $result; |
return $result; |
| } |
} |
|
Line 196 sub start_xlabel {
|
Line 1215 sub start_xlabel {
|
| sub end_xlabel { |
sub end_xlabel { |
| my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
| my $result = ''; |
my $result = ''; |
| if ($target eq 'web') { |
if ($target eq 'web' || $target eq 'tex') { |
| # This routine should never return anything. |
} elsif ($target eq 'edit') { |
| |
$result.=&Apache::edit::tag_end($target,$token); |
| } |
} |
| return $result; |
return $result; |
| } |
} |
| |
|
| ##------------------------------------------------------------------- ylabel |
##------------------------------------------------------------------- ylabel |
| sub start_ylabel { |
sub start_ylabel { |
| my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
| my $result=''; |
my $result=''; |
| $ylabel = &Apache::lonxml::get_all_text("/ylabel",$$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,$$parstack[-1]); |
| |
$ylabel =~ s/\n/ /g; |
| |
if (length($ylabel) > $max_str_len) { |
| |
$ylabel = substr($ylabel,0,$max_str_len); |
| |
} |
| |
$ylabel = &parse_label($target,$ylabel); |
| |
} elsif ($target eq 'edit') { |
| |
$result .= &Apache::edit::tag_start($target,$token,'Plot Ylabel'); |
| |
my $text = &Apache::lonxml::get_all_text("/ylabel",$parser,$style); |
| |
$result .= &Apache::edit::editline('',$text,'',60); |
| |
} elsif ($target eq 'modified') { |
| |
$result.=&Apache::edit::rebuild_tag($token); |
| |
$result.=&Apache::edit::modifiedfield("/ylabel",$parser); |
| } |
} |
| return $result; |
return $result; |
| } |
} |
|
Line 215 sub start_ylabel {
|
Line 1248 sub start_ylabel {
|
| sub end_ylabel { |
sub end_ylabel { |
| my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
| my $result = ''; |
my $result = ''; |
| if ($target eq 'web') { |
if ($target eq 'web' || $target eq 'tex') { |
| # This routine should never return anything. |
} elsif ($target eq 'edit') { |
| |
$result.=&Apache::edit::tag_end($target,$token); |
| } |
} |
| return $result; |
return $result; |
| } |
} |
| |
|
| ##------------------------------------------------------------------- label |
##------------------------------------------------------------------- label |
| sub start_label { |
sub start_label { |
| my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
| my $result=''; |
my $result=''; |
| my %label; |
if ($target eq 'web' || $target eq 'tex') { |
| &get_attributes($label,\%label_defaults,$parstack,$safeeval,$tagstack); |
my %label; |
| $label->{'text'} = &Apache::lonxml::get_all_text("/label",$$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 1288 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 1299 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 1328 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,$$parstack[-1]); |
| |
$curves[-1]->{'function'} = $function; |
| |
} elsif ($target eq 'edit') { |
| |
$result .= &Apache::edit::tag_start($target,$token,'Gnuplot compatible curve function'); |
| |
my $text = &Apache::lonxml::get_all_text("/function",$parser,$style); |
| |
$result .= &Apache::edit::editline('',$text,'',60); |
| |
} elsif ($target eq 'modified') { |
| |
$result.=&Apache::edit::rebuild_tag($token); |
| |
$result.=&Apache::edit::modifiedfield("/function",$parser); |
| } |
} |
| return $result; |
return $result; |
| } |
} |
|
Line 287 sub start_function {
|
Line 1366 sub start_function {
|
| sub end_function { |
sub end_function { |
| my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
| my $result = ''; |
my $result = ''; |
| if ($target eq 'web') { |
if ($target eq 'web' || $target eq 'tex') { |
| # This routine should never return anything. |
} elsif ($target eq 'edit') { |
| |
$result .= &Apache::edit::end_table(); |
| } |
} |
| return $result; |
return $result; |
| } |
} |
| |
|
| ##------------------------------------------------------------ curve data |
##------------------------------------------------------------ curve data |
| sub start_data { |
sub start_data { |
| my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_; |
| my $result=''; |
my $result=''; |
| if (exists($curves[-1]->{'function'})) { |
if ($target eq 'web' || $target eq 'tex') { |
| &Apache::lonxml::warning('Use of <data> precludes use of <function>. The <function> will be omitted in favor of the <data> declaration.'); |
if (exists($curves[-1]->{'function'})) { |
| delete($curves[-1]->{'function'}); |
&Apache::lonxml::warning |
| } |
('Use of the <b>curve function</b> tag precludes use of '. |
| my $datatext = &Apache::lonxml::get_all_text("/data",$$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 $result; |
| } |
} |
|
Line 321 sub start_data {
|
Line 1441 sub start_data {
|
| sub end_data { |
sub end_data { |
| my ($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 $result; |
| } |
} |
|
Line 331 sub end_data {
|
Line 1452 sub end_data {
|
| sub start_axis { |
sub start_axis { |
| my ($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 $result; |
| } |
} |
|
Line 341 sub start_axis {
|
Line 1472 sub start_axis {
|
| sub end_axis { |
sub end_axis { |
| my ($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"; |
| |
$gnuplot_input .= "set encoding iso_8859_1\n"; # Get access to extended font. |
| |
|
| |
} |
| |
# cartesian or polar plot? |
| |
if (lc($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) { |
| |
if ($axis{'xformat'} ne 'on') { |
| |
$gnuplot_input .= "set format x "; |
| |
if ($axis{'xformat'} eq 'off') { |
| |
$gnuplot_input .= "\"\"\n"; |
| |
} else { |
| |
$gnuplot_input .= "\"\%.".$axis{'xformat'}."\"\n"; |
| |
} |
| |
} |
| |
if ($axis{'yformat'} ne 'on') { |
| |
$gnuplot_input .= "set format y "; |
| |
if ($axis{'yformat'} eq 'off') { |
| |
$gnuplot_input .= "\"\"\n"; |
| |
} else { |
| |
$gnuplot_input .= "\"\%.".$axis{'yformat'}."\"\n"; |
| |
} |
| |
} |
| |
$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 { |
| $gnuplot_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'}; |
| |
if ($label->{'rotate'} ne '') { |
| |
$gnuplot_input .= ' rotate by '.$label->{'rotate'}; |
| |
} |
| |
$gnuplot_input .= ' '.$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 '. |
| |
$curve->{'linestyle'}; |
| |
|
| |
if (($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 ($curve->{'linetype'} ne '' && |
| |
$curve->{'linestyle'} eq 'lines') { |
| |
$gnuplot_input.= ' linetype '; |
| |
$gnuplot_input.= $linetypes{$curve->{'linetype'}}; |
| |
$gnuplot_input.= ' linecolor rgb "'; |
| |
# convert color from xaaaaaa to #aaaaaa |
| |
$curve->{'color'} =~ s/^x/#/; |
| |
$gnuplot_input.= $curve->{'color'}.'"'; |
| |
} |
| |
$gnuplot_input.= ' linewidth '.$curve->{'linewidth'}; |
| |
|
| } 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 '. |
| |
$curve->{'linestyle'}; |
| |
if (($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 ($curve->{'linetype'} ne '' && |
| |
$curve->{'linestyle'} eq 'lines') { |
| |
$gnuplot_input.= ' linetype '; |
| |
$gnuplot_input.= $linetypes{$curve->{'linetype'}}; |
| |
$gnuplot_input.= ' linecolor rgb "'; |
| |
# convert color from xaaaaaa to #aaaaaa |
| |
$curve->{'color'} =~ s/^x/#/; |
| |
$gnuplot_input.= $curve->{'color'}.'"'; |
| |
} |
| |
$gnuplot_input.= ' linewidth '.$curve->{'linewidth'}; |
| } |
} |
| } |
} |
| $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__ |
| |
|
| |
|
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