1 /*

     2  * This product includes color specifications and designs developed by Cynthia

     3  * Brewer (http://colorbrewer.org/). See lib/colorbrewer for more information.

     4  */

     5 

     6 d3.scale.category10 = function() {

     7   return d3.scale.ordinal().range(d3_category10);

     8 };

     9 

    10 d3.scale.category20 = function() {

    11   return d3.scale.ordinal().range(d3_category20);

    12 };

    13 

    14 d3.scale.category20b = function() {

    15   return d3.scale.ordinal().range(d3_category20b);

    16 };

    17 

    18 d3.scale.category20c = function() {

    19   return d3.scale.ordinal().range(d3_category20c);

    20 };

    21 

    22 var d3_category10 = [

    23   "#1f77b4", "#ff7f0e", "#2ca02c", "#d62728", "#9467bd",

    24   "#8c564b", "#e377c2", "#7f7f7f", "#bcbd22", "#17becf"

    25 ];

    26 

    27 var d3_category20 = [

    28   "#1f77b4", "#aec7e8",

    29   "#ff7f0e", "#ffbb78",

    30   "#2ca02c", "#98df8a",

    31   "#d62728", "#ff9896",

    32   "#9467bd", "#c5b0d5",

    33   "#8c564b", "#c49c94",

    34   "#e377c2", "#f7b6d2",

    35   "#7f7f7f", "#c7c7c7",

    36   "#bcbd22", "#dbdb8d",

    37   "#17becf", "#9edae5"

    38 ];

    39 

    40 var d3_category20b = [

    41   "#393b79", "#5254a3", "#6b6ecf", "#9c9ede",

    42   "#637939", "#8ca252", "#b5cf6b", "#cedb9c",

    43   "#8c6d31", "#bd9e39", "#e7ba52", "#e7cb94",

    44   "#843c39", "#ad494a", "#d6616b", "#e7969c",

    45   "#7b4173", "#a55194", "#ce6dbd", "#de9ed6"

    46 ];

    47 

    48 var d3_category20c = [

    49   "#3182bd", "#6baed6", "#9ecae1", "#c6dbef",

    50   "#e6550d", "#fd8d3c", "#fdae6b", "#fdd0a2",

    51   "#31a354", "#74c476", "#a1d99b", "#c7e9c0",

    52   "#756bb1", "#9e9ac8", "#bcbddc", "#dadaeb",

    53   "#636363", "#969696", "#bdbdbd", "#d9d9d9"

    54 ];