| '.
+ &Apache::edit::editfield('',$text,'',20,1).
+ &Apache::edit::end_table();
+ } elsif ($target eq 'modified') {
+ # Why do I do this?
+ my $text=$$parser[-1]->get_text("/function");
+ $result.=&Apache::edit::modifiedfield($token);
}
return $result;
}
@@ -345,40 +530,54 @@ sub end_function {
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
my $result = '';
if ($target eq 'web') {
- # This routine should never return anything.
+ } elsif ($target eq 'edit') {
}
return $result;
}
+
##------------------------------------------------------------ curve data
sub start_data {
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
my $result='';
- if (exists($curves[-1]->{'function'})) {
- &Apache::lonxml::warning('Use of precludes use of .'.
- ' The will be omitted in favor of the '.
- ' declaration.');
- delete($curves[-1]->{'function'});
- }
- my $datatext = &Apache::lonxml::get_all_text("/data",$$parser[-1]);
- $datatext =~ s/\s+//g; # No whitespace, numbers must be seperated
- # by commas
- if ($datatext !~ /^(([+-]?\d*\.?\d*)[, ]?)+$/) {
- &Apache::lonxml::warning('Malformed data: '.$datatext);
- $datatext = '';
- }
- # Need to do some error checking on the @data array -
- # make sure it's all numbers and make sure each array
- # is of the same length.
- my @data = split /,/,$datatext;
- for (my $i=0;$i<=$#data;$i++) {
- # Check that it's non-empty
- # Check that it's a number
- # Maybe I need a 'debug=on' switch to list the data set
- # out in a warning?
- }
- push @{$curves[-1]->{'data'}},\@data;
if ($target eq 'web') {
- # This routine should never return anything.
+ if (exists($curves[-1]->{'function'})) {
+ &Apache::lonxml::warning('Use of precludes use of .'.
+ '. The will be omitted in favor of '.
+ 'the declaration.');
+ delete($curves[-1]->{'function'});
+ }
+ my $datatext = &Apache::lonxml::get_all_text("/data",$$parser[-1]);
+ $datatext =~ s/\s+/ /g;
+ # Need to do some error checking on the @data array -
+ # make sure it's all numbers and make sure each array
+ # is of the same length.
+ my @data;
+ if ($datatext =~ /,/) {
+ @data = split /,/,$datatext;
+ } else { # Assume it's space seperated.
+ @data = split / /,$datatext;
+ }
+ for (my $i=0;$i<=$#data;$i++) {
+ # Check that it's non-empty
+ if (! defined($data[$i])) {
+ &Apache::lonxml::warning(
+ 'undefined value. Replacing with '.
+ ' pi/e = 1.15572734979092');
+ $data[$i] = 1.15572734979092;
+ }
+ # Check that it's a number
+ if (! &$real_test($data[$i]) & ! &$int_test($data[$i])) {
+ &Apache::lonxml::warning(
+ 'Bad value of '.$data[$i].' Replacing with '.
+ ' pi/e = 1.15572734979092');
+ $data[$i] = 1.15572734979092;
+ }
+ }
+ push @{$curves[-1]->{'data'}},\@data;
+ } elsif ($target eq 'edit') {
+ } elsif ($target eq 'modified') {
+ my $text=$$parser[-1]->get_text("/data");
+ $result.=&Apache::edit::modifiedfield($token);
}
return $result;
}
@@ -387,7 +586,7 @@ sub end_data {
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
my $result = '';
if ($target eq 'web') {
- # This routine should never return anything.
+ } elsif ($target eq 'edit') {
}
return $result;
}
@@ -396,10 +595,13 @@ sub end_data {
sub start_axis {
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
my $result='';
- &get_attributes(\%axis,\%axis_defaults,$parstack,$safeeval,
- $tagstack->[-1]);
if ($target eq 'web') {
- # This routine should never return anything.
+ &get_attributes(\%axis,\%axis_defaults,$parstack,$safeeval,
+ $tagstack->[-1]);
+ } elsif ($target eq 'edit') {
+ $result .= &Apache::edit::tag_start($target,$token);
+ $result .= &edit_attributes($target,$token,\%axis_defaults);
+ } elsif ($target eq 'modified') {
}
return $result;
}
@@ -408,15 +610,28 @@ sub end_axis {
my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
my $result = '';
if ($target eq 'web') {
- # This routine should never return anything.
+ } elsif ($target eq 'edit') {
+ $result.=&Apache::edit::tag_end($target,$token);
+ } elsif ($target eq 'modified') {
+ my $constructtag=&Apache::edit::get_new_args
+ ($token,$parstack,$safeeval,keys %axis_defaults);
+ if ($constructtag) {
+ $result = &Apache::edit::rebuild_tag($token);
+ $result.= &Apache::edit::handle_insert();
+ }
}
return $result;
}
+###################################################################
+## ##
+## Utility Functions ##
+## ##
+###################################################################
+
##----------------------------------------------------------- set_defaults
sub set_defaults {
- my $var = shift;
- my $defaults = shift;
+ my ($var,$defaults) = @_;
my $key;
foreach $key (keys %$defaults) {
$var->{$key} = $defaults->{$key}->{'default'};
@@ -425,13 +640,8 @@ sub set_defaults {
##------------------------------------------------------------------- misc
sub get_attributes{
- my $values = shift;
- my $defaults = shift;
- my $parstack = shift;
- my $safeeval = shift;
- my $tag = shift;
- my $attr;
- foreach $attr (keys %{$defaults}) {
+ my ($values,$defaults,$parstack,$safeeval,$tag) = @_;
+ foreach my $attr (keys %{$defaults}) {
$values->{$attr} =
&Apache::lonxml::get_param($attr,$parstack,$safeeval);
if ($values->{$attr} eq '' | !defined($values->{$attr})) {
@@ -529,10 +739,141 @@ sub write_gnuplot_file {
return $gnuplot_input;
}
-1;
-__END__
+#---------------------------------------------- check_inputs
+sub check_inputs {
+ ## Note: no inputs, no outputs - this acts only on global variables.
+ ## Make sure we have all the input we need:
+ if (! defined(%plot )) { &set_defaults(\%plot,\%plot_defaults); }
+ if (! defined(%key )) {} # No key for this plot, thats okay
+ if (! defined(%axis )) { &set_defaults(\%axis,\%axis_defaults); }
+ if (! defined($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($curve->{'data'})){
+ &Apache::lonxml::warning("One of the curves specified did not contain any or declarations\n");
+ return '';
+ }
+ }
+}
+
+#------------------------------------------------ make_edit
+sub edit_attributes {
+ my ($target,$token,$defaults) = @_;
+ my $result;
+ foreach my $attr (%$defaults) {
+ if ($defaults->{$attr}->{'edit_type'} eq 'entry') {
+ $result .= &Apache::edit::text_arg(
+ $defaults->{$attr}->{'description'},
+ $attr,
+ $token);
+ } elsif ($defaults->{$attr}->{'edit_type'} eq 'choice') {
+ $result .= &Apache::edit::select_arg(
+ $defaults->{$attr}->{'description'},
+ $attr,
+ $defaults->{$attr}->{'choices'},
+ $token);
+ }
+ }
+ return $result;
+}
+###################################################################
+## ##
+## Insertion functions for editing plots ##
+## ##
+###################################################################
+#------------------------------------------------ insert_xxxxxxx
+sub insert_plot {
+ my $result;
+ # plot attributes
+ $result .= '{'default'}.
+ "\"\n";
+ }
+ $result .= ">\n";
+ # Add the components
+ $result .= &insert_key();
+ $result .= &insert_axis();
+ $result .= &insert_label();
+ $result .= &insert_curve();
+ $result .= &insert_function();
+ $result .= "\n";
+ $result .= &insert_curve();
+ $result .= &insert_data();
+ $result .= "\n";
+ # close up the
+ $result .= "\n";
+ return $result;
+}
+
+sub insert_key {
+ my $result;
+ $result .= ' {'default'}.
+ "\"\n";
+ }
+ $result .= " />\n";
+ return $result;
+}
+
+sub insert_axis{
+ my $result;
+ $result .= ' {'default'}.
+ "\"\n";
+ }
+ $result .= " />\n";
+ return $result;
+}
+
+sub insert_label {
+ my $result;
+ $result .= ' \n";
+ return $result;
+}
+
+sub insert_curve {
+ my $result;
+ $result .= ' {'default'}."\"\n";
+ }
+ $result .= " >\n";
+}
+
+sub insert_function {
+ my $result;
+ $result .= "\n";
+ return $result;
+}
+
+sub insert_data {
+ my $result;
+ $result .= " \n";
+ $result .= " \n";
+ return $result;
+}
+
+##----------------------------------------------------------------------
+1;
+__END__
|
+