Graphics::ColorUtils
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Scan day: 03 March 2014 UTC
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Description: CPAN module for color space conversion. Supports RGB, CMY, YIQ, HLS and HSV. Also provides color name lookups, HEX values and gradient generation.
Graphics::ColorUtils - search.cpan.org Module Version: 0.17 Graphics::ColorUtils - Easy-to-use color space conversions and more. use Graphics::ColorUtils; ( $y, $i, $q ) = rgb2yiq( $r, $g, $b ); ( $r, $g, $b ) = yiq2rgb( $y, $i, $q ); $hex_string = yiq2rgb( $y, $i, $q ); ( $c, $m, $y ) = rgb2cmy( $r, $g, $b ); ( $r, $g, $b ) = cmy2rgb( $c, $m, $y ); $hex_string = cmy2rgb( $c, $m, $y ); ( $h, $l, $s ) = rgb2hls( $r, $g, $b ); ( $r, $g, $b ) = hls2rgb( $h, $l, $s ); $hex_string = hls2rgb( $h, $l, $s ); ( $h, $s, $v ) = rgb2hsv( $r, $g, $b ); ( $r, $g, $b ) = hsv2rgb( $h, $s, $v ); $hex_string = hsv2rgb( $h, $s, $v ); # ----- use Graphics::ColorUtils qw( :gradients ); ( $r, $g, $b ) = grad2rgb( $name, $f ); # where 0.0 <= $f < 1.0 $hex_string = grad2rgb( $name, $f ); %color_count_for_gradient_name = available_gradients(); $array_ref_of_rgb_triples = gradient( $name ); $array_ref_old_grad = register_gradient( $name, $array_ref_of_rgb_triples ); # ----- use Graphics::ColorUtils qw( :names ); ( $r, $g, $b ) = name2rgb( $name ); $hex_string = name2rgb( $name ); $hash_ref_rgb_triples_for_name = available_names(); ( $old_r, $old_g, $old_b ) = register_name( $name, $r, $g, $b ); $old_hex_string = register_name( $name, $r, $g, $b ); $default_ns = get_default_namespace(); $old_ns = set_default_namespace( $new_ns );
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