File Coverage

blib/lib/Excel/Writer/XLSX/Chart/Radar.pm

Criterion	Covered	Total	%
statement	46	46	100.0
branch	8	8	100.0
condition	2	2	100.0
subroutine	9	9	100.0
pod	0	1	0.0
total	65	66	98.4

package Excel::Writer::XLSX::Chart::Radar;

###############################################################################
#
# Radar - A class for writing Excel Radar charts.
#
# Used in conjunction with Excel::Writer::XLSX::Chart.
#
# See formatting note in Excel::Writer::XLSX::Chart.
#
# Copyright 2000-2019, John McNamara, [e-mail]
#
# Documentation after __END__
#

# perltidy with the following options: -mbl=2 -pt=0 -nola

use 5.008002;
use strict;
use warnings;
use Carp;
use Excel::Writer::XLSX::Chart;

our @ISA     = qw(Excel::Writer::XLSX::Chart);
our $VERSION = '1.03';


###############################################################################
#
# new()
#
#
sub new {

    my $class = shift;
    my $self  = Excel::Writer::XLSX::Chart->new( @_ );

    $self->{_subtype} = $self->{_subtype} || 'marker';

    if ( $self->{_subtype} eq 'marker' ) {
        $self->{_default_marker} = { type => 'none' };
    }

    # Override and reset the default axis values.
    $self->{_x_axis}->{_defaults}->{major_gridlines} = { visible => 1 };
    $self->set_x_axis();

    # Hardcode major_tick_mark for now until there is an accessor.
    $self->{_y_axis}->{_major_tick_mark} = 'cross';

    # Set the available data label positions for this chart type.
    $self->{_label_position_default} = 'center';
    $self->{_label_positions} = { center => 'ctr' };

    bless $self, $class;

    return $self;
}


##############################################################################
#
# _write_chart_type()
#
# Override the virtual superclass method with a chart specific method.
#
sub _write_chart_type {

    my $self = shift;

    # Write the c:radarChart element.
    $self->_write_radar_chart( @_ );
}


##############################################################################
#
# _write_radar_chart()
#
# Write the  element.
#
sub _write_radar_chart {

    my $self = shift;
    my %args = @_;

    my @series;
    if ( $args{primary_axes} ) {
        @series = $self->_get_primary_axes_series;
    }
    else {
        @series = $self->_get_secondary_axes_series;
    }

    return unless scalar @series;

    $self->xml_start_tag( 'c:radarChart' );

    # Write the c:radarStyle element.
    $self->_write_radar_style();

    # Write the series elements.
    $self->_write_series( $_ ) for @series;

    # Write the c:axId elements
    $self->_write_axis_ids( %args );

    $self->xml_end_tag( 'c:radarChart' );
}


##############################################################################
#
# _write_radar_style()
#
# Write the  element.
#
sub _write_radar_style {

    my $self = shift;
    my $val  = 'marker';

    if ( $self->{_subtype} eq 'filled' ) {
        $val = 'filled';
    }

    my @attributes = ( 'val' => $val );

    $self->xml_empty_tag( 'c:radarStyle', @attributes );
}


1;


__END__