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package SVG::Graph::Data; |
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use strict; |
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use Statistics::Descriptive; |
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use Data::Dumper; |
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=head2 new |
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Title : new |
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Usage : my $data = SVG::Graph::Data->new |
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Function: creates a new SVG::Graph::Data object |
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Returns : a SVG::Graph::Data object |
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Args : (optional) array of SVG::Graph::Data::Datum objects |
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=cut |
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sub new { |
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my($class, %args) = @_; |
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my $self = bless {}, $class; |
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$self->init(%args); |
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return $self; |
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} |
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=head2 init |
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Title : init |
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Usage : |
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Function: |
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Example : |
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Returns : |
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Args : |
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=cut |
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sub init { |
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my($self, %args) = @_; |
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foreach my $arg (keys %args){ |
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my $meth = 'add_'.$arg; |
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$self->$meth($args{$arg}); |
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} |
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$self->is_changed(1); |
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} |
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=head2 data |
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Title : data |
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Usage : |
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Function: |
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Example : |
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Returns : |
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Args : |
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=cut |
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sub data { |
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my $self = shift; |
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return $self->{data} ? @{$self->{data}} : (); |
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} |
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=head2 add_data |
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Title : add_data |
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Usage : $data->add_data($datum) |
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Function: adds a Datum object to the current Data object |
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Returns : none |
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Args : SVG::Graph::Data::Datum object |
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=cut |
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sub add_data { |
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my($self,@data) = @_; |
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my $epitaph = "only SVG::Graph::Data::Datum objects accepted"; |
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foreach my $data (@data){ |
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if(ref $data eq 'ARRAY'){ |
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foreach my $d (@$data){ |
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die $epitaph unless ref $d eq 'SVG::Graph::Data::Datum'; |
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push @{$self->{data}}, $d; |
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} |
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} else { |
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die $epitaph unless ref $data eq 'SVG::Graph::Data::Datum'; |
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push @{$self->{data}}, $data; |
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} |
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} |
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$self->is_changed(1); |
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} |
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=head2 _recalculate_stats |
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Title : _recalculate_stats |
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Usage : |
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Function: |
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Example : |
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Returns : |
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Args : |
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=cut |
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sub _recalculate_stats{ |
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my ($self,@args) = @_; |
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return undef unless $self->is_changed; |
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#x |
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my $xstat = Statistics::Descriptive::Full->new(); |
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$xstat->add_data(map {$_->x} $self->data); |
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$self->xstat($xstat); |
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#y |
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my $ystat = Statistics::Descriptive::Full->new(); |
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$ystat->add_data(map {$_->y} $self->data); |
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$self->ystat($ystat); |
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#z |
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my $zstat = Statistics::Descriptive::Full->new(); |
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$zstat->add_data(map {$_->z} $self->data); |
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$self->zstat($zstat); |
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$self->is_changed(0); |
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} |
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=head2 xstat |
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Title : xstat |
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Usage : $obj->xstat($newval) |
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Function: |
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Example : |
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Returns : value of xstat (a scalar) |
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Args : on set, new value (a scalar or undef, optional) |
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=cut |
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sub xstat{ |
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my $self = shift; |
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return $self->{'xstat'} = shift if @_; |
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return $self->{'xstat'}; |
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} |
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=head2 ystat |
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Title : ystat |
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Usage : $obj->ystat($newval) |
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Function: |
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Example : |
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Returns : value of ystat (a scalar) |
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Args : on set, new value (a scalar or undef, optional) |
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=cut |
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sub ystat{ |
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my $self = shift; |
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return $self->{'ystat'} = shift if @_; |
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return $self->{'ystat'}; |
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} |
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=head2 zstat |
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Title : zstat |
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Usage : $obj->zstat($newval) |
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Function: |
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Example : |
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Returns : value of zstat (a scalar) |
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Args : on set, new value (a scalar or undef, optional) |
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=cut |
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sub zstat{ |
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my $self = shift; |
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return $self->{'zstat'} = shift if @_; |
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return $self->{'zstat'}; |
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} |
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sub xmean {$_[0]->_recalculate_stats; return $_[0]->xstat->mean} |
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sub xmode {$_[0]->_recalculate_stats; return $_[0]->xstat->mode} |
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sub xmedian {$_[0]->_recalculate_stats; return $_[0]->xstat->median} |
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sub xmin {$_[0]->_recalculate_stats; return $_[0]->xstat->min} |
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sub xmax {$_[0]->_recalculate_stats; return $_[0]->xstat->max} |
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sub xrange {$_[0]->_recalculate_stats; return $_[0]->xstat->sample_range} |
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sub xstdv {$_[0]->_recalculate_stats; return $_[0]->xstat->standard_deviation} |
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sub xpercentile {$_[0]->_recalculate_stats; return $_[0]->xstat->percentile($_[1])} |
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sub ymean {$_[0]->_recalculate_stats; return $_[0]->ystat->mean} |
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sub ymode {$_[0]->_recalculate_stats; return $_[0]->ystat->mode} |
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sub ymedian {$_[0]->_recalculate_stats; return $_[0]->ystat->median} |
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sub ymin {$_[0]->_recalculate_stats; return $_[0]->ystat->min} |
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sub ymax {$_[0]->_recalculate_stats; return $_[0]->ystat->max} |
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sub yrange {$_[0]->_recalculate_stats; return $_[0]->ystat->sample_range} |
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sub ystdv {$_[0]->_recalculate_stats; return $_[0]->ystat->standard_deviation} |
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sub ypercentile {$_[0]->_recalculate_stats; return $_[0]->ystat->percentile($_[1])} |
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0
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|
204
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205
|
0
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0
|
0
|
0
|
sub zmean {$_[0]->_recalculate_stats; return $_[0]->zstat->mean} |
|
0
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0
|
|
206
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0
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0
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0
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0
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sub zmode {$_[0]->_recalculate_stats; return $_[0]->zstat->mode} |
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0
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0
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|
207
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0
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0
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0
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0
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sub zmedian {$_[0]->_recalculate_stats; return $_[0]->zstat->median} |
|
0
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0
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|
208
|
0
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|
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0
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0
|
0
|
sub zmin {$_[0]->_recalculate_stats; return $_[0]->zstat->min} |
|
0
|
|
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|
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0
|
|
209
|
0
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0
|
0
|
0
|
sub zmax {$_[0]->_recalculate_stats; return $_[0]->zstat->max} |
|
0
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|
|
0
|
|
210
|
5
|
|
|
5
|
0
|
24
|
sub zrange {$_[0]->_recalculate_stats; return $_[0]->zstat->sample_range} |
|
5
|
|
|
|
|
14
|
|
211
|
0
|
|
|
0
|
0
|
0
|
sub zstdv {$_[0]->_recalculate_stats; return $_[0]->zstat->standard_deviation} |
|
0
|
|
|
|
|
0
|
|
212
|
0
|
|
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0
|
0
|
0
|
sub zpercentile {$_[0]->_recalculate_stats; return $_[0]->zstat->percentile($_[1])} |
|
0
|
|
|
|
|
0
|
|
213
|
|
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|
214
|
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|
|
=head2 is_changed |
215
|
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|
216
|
|
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|
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|
|
Title : is_changed |
217
|
|
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|
|
Usage : $obj->is_changed($newval) |
218
|
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|
|
Function: |
219
|
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|
|
Example : |
220
|
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|
|
Returns : value of is_changed (a scalar) |
221
|
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|
|
Args : on set, new value (a scalar or undef, optional) |
222
|
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|
223
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|
224
|
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|
|
=cut |
225
|
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|
|
226
|
|
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|
|
|
|
sub is_changed{ |
227
|
533
|
|
|
533
|
1
|
659
|
my $self = shift; |
228
|
|
|
|
|
|
|
|
229
|
533
|
100
|
|
|
|
1151
|
return $self->{'is_changed'} = shift if @_; |
230
|
487
|
|
|
|
|
1740
|
return $self->{'is_changed'}; |
231
|
|
|
|
|
|
|
} |
232
|
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|
|
233
|
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|
|
=head2 svg |
234
|
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|
|
235
|
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|
|
|
|
Title : svg |
236
|
|
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|
|
|
|
Usage : $obj->svg($newval) |
237
|
|
|
|
|
|
|
Function: |
238
|
|
|
|
|
|
|
Example : |
239
|
|
|
|
|
|
|
Returns : value of svg (a scalar) |
240
|
|
|
|
|
|
|
Args : on set, new value (a scalar or undef, optional) |
241
|
|
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|
|
242
|
|
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|
|
243
|
|
|
|
|
|
|
=cut |
244
|
|
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|
|
|
|
|
245
|
10
|
|
|
10
|
0
|
53
|
sub add_svg {return shift->svg(@_)}; |
246
|
|
|
|
|
|
|
sub svg{ |
247
|
0
|
|
|
0
|
1
|
|
my $self = shift; |
248
|
|
|
|
|
|
|
|
249
|
0
|
0
|
|
|
|
|
return $self->{'svg'} = shift if @_; |
250
|
0
|
|
|
|
|
|
return $self->{'svg'}; |
251
|
|
|
|
|
|
|
} |
252
|
|
|
|
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|
|
|
253
|
|
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|
254
|
|
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|
|
|
|
1; |