class Terminal::Graphing::BarChart::Core {
	use Listicles;
	has $.data;
	has $.bar_length is rw = 10;
	has $.y_axis_labels is rw = [];
	has $.x_axis_labels is rw = [];
	# has $.bar_drawing_character = '█';

	# Implement these in subclasses
	method generate(){...}

	#| Prints the graph to standard out.
	method print() {
		say self.generate();
	}

	method validate-bar-length() {
		unless $!bar_length {
			die("You must specify a bar_length (number of lines for the core graph).");
		}
	}

	# each row is an array of the characters that make up that row
	method generate-core-graph(Array $data,
							   Int $bar_length,
							   Str $bar_element_character
							   ) returns Array {

		my @rows = [];
		for $data.pairs -> $pair {
			my $num_chars = $pair.value * ($bar_length / 100);

			my $bar_chars = ($bar_element_character x $num_chars);
			my @new_row = $bar_length == 1
						   ?? $bar_chars.split('', skip-empty => True).Array
						   !! self.pad-with-x-array($bar_chars, $bar_length);

			# remember, the graph is sideways, so the x axis is currently on the left
			# if it's not there we don't do anything
			# if it is there we prepend to the left side of the row
			@rows.push: @new_row;
		}
		return @rows;
	}
	# pads the string you passed in with spaces up to $width
	method pad-with-space(Str $string, Int $width, Bool $pad_right

True


		return sprintf('%-' ~ $width ~ 's', $string) if $pad_right;
		return sprintf('%' ~ $width ~ 's', $string);
	}
	# method !pad-with-x-array(Str $string, Int $width, Str $padding_char=' ') returns Array {
	method pad-with-x-array(Str $string,
							 Int $width,
							 Str $padding_char=' ',
							 Bool $pad_right = True) returns Array {
		my @response = $string.split('', skip-empty => True).Array;
		return @response if @response.elems >= $width;
		if $pad_right {
			return @response.append($padding_char xx $width - @response.elems);
		}
		return ($padding_char xx $width - @response.elems).Array.append: @response;
	}

}


root

LICENSE

README

React

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=para L<Documentation|/doc/introduction>
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=para L<Examples| file:../examples/index.podlite>
=para L<Download |file:../download/index.podlite>
=para L<About|file:../about/index.podlite>
=para 🔍 K<⌘K>/K<ctrl-K>
=end React


=begin React :component<HeaderCol> :id<footer>  
=begin nested :!nested
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    =item2 L<Try Raku|https://glot.io/new/raku>
    =item2 L<Raku cheat sheet|https://github.com/Raku/mu/blob/master/docs/Perl6/Cheatsheet/cheatsheet.txt>
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    =item2 L<empty|#>
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=item1 B<L<Documentation|/doc>>
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    =item2 L<Language References|file:../doc/reference.podlite>
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=item1 B<Resources>
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    =item2 L<Books |https://perl6book.com/>
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=end nested
=begin nested :!nested

=item1 B<Resoures>
    =item2 L<Download | file:../download/index.podlite>
    =item2 L<empty|#>
    =item2 L<empty|#>
    =item2 L<empty|#>
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=item1 B<Learning>
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    =item2 L<Wikibook |https://en.wikibooks.org/wiki/Raku_Programming>
    =item2 L<Books |https://perl6book.com/>
    =item2 L<Rosetta Code | https://www.raku.org/community/rosettacode>
    =item2 L<Learn Raku in Y minutes|https://learnxinyminutes.com/docs/raku/>
    =item2 L<Golfing |https://github.com/AlexDaniel/raku-golf-cheatsheet>
=end nested
=begin nested :!nested

=item1 B<Explore>
    =item2 L<Raku Blog Aggregator|https://planet.raku.org/>
    =item2 L<Rakudo Weekly|https://rakudoweekly.blog/>
    =item2 L<The Weekly Challenge |https://perlweeklychallenge.org/>
    =item2 L<Raku Advent Calendar|https://raku-advent.blog/>
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    =item2 L<empty|#>
    =item2 L<empty|#>
    =item2 L<empty|#>
    =item2 L<empty|#>

=end nested
=end React


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Core

Terminal::Graphing::BarChart v2.0.0

Authors

License

Dependencies

Test Dependencies

Provides

Documentation