$VERSION = '0.30';
my $att_aliases = {
'arrow-style' => 'arrowstyle',
'arrow-shape' => 'arrowshape',
'border-color' => 'bordercolor',
'border-style' => 'borderstyle',
'border-width' => 'borderwidth',
'font-size' => 'fontsize',
'label-color' => 'labelcolor',
'label-pos' => 'labelpos',
'text-style' => 'textstyle',
'text-wrap' => 'textwrap',
'point-style' => 'pointstyle',
'point-shape' => 'pointshape',
};
sub _att_aliases { $att_aliases; }
my $color_names = {
w3c =>
{
inherit => 'inherit',
aliceblue => '#f0f8ff',
antiquewhite => '#faebd7',
aquamarine => '#7fffd4',
aqua => '#00ffff',
azure => '#f0ffff',
beige => '#f5f5dc',
bisque => '#ffe4c4',
black => '#000000',
blanchedalmond => '#ffebcd',
blue => '#0000ff',
blueviolet => '#8a2be2',
brown => '#a52a2a',
burlywood => '#deb887',
cadetblue => '#5f9ea0',
chartreuse => '#7fff00',
chocolate => '#d2691e',
coral => '#ff7f50',
cornflowerblue => '#6495ed',
cornsilk => '#fff8dc',
crimson => '#dc143c',
cyan => '#00ffff',
darkblue => '#00008b',
darkcyan => '#008b8b',
darkgoldenrod => '#b8860b',
darkgray => '#a9a9a9',
darkgreen => '#006400',
darkgrey => '#a9a9a9',
darkkhaki => '#bdb76b',
darkmagenta => '#8b008b',
darkolivegreen => '#556b2f',
darkorange => '#ff8c00',
darkorchid => '#9932cc',
darkred => '#8b0000',
darksalmon => '#e9967a',
darkseagreen => '#8fbc8f',
darkslateblue => '#483d8b',
darkslategray => '#2f4f4f',
darkslategrey => '#2f4f4f',
darkturquoise => '#00ced1',
darkviolet => '#9400d3',
deeppink => '#ff1493',
deepskyblue => '#00bfff',
dimgray => '#696969',
dodgerblue => '#1e90ff',
firebrick => '#b22222',
floralwhite => '#fffaf0',
forestgreen => '#228b22',
fuchsia => '#ff00ff',
gainsboro => '#dcdcdc',
ghostwhite => '#f8f8ff',
goldenrod => '#daa520',
gold => '#ffd700',
gray => '#808080',
green => '#008000',
greenyellow => '#adff2f',
grey => '#808080',
honeydew => '#f0fff0',
hotpink => '#ff69b4',
indianred => '#cd5c5c',
indigo => '#4b0082',
ivory => '#fffff0',
khaki => '#f0e68c',
lavenderblush => '#fff0f5',
lavender => '#e6e6fa',
lawngreen => '#7cfc00',
lemonchiffon => '#fffacd',
lightblue => '#add8e6',
lightcoral => '#f08080',
lightcyan => '#e0ffff',
lightgoldenrodyellow => '#fafad2',
lightgray => '#d3d3d3',
lightgreen => '#90ee90',
lightgrey => '#d3d3d3',
lightpink => '#ffb6c1',
lightsalmon => '#ffa07a',
lightseagreen => '#20b2aa',
lightskyblue => '#87cefa',
lightslategray => '#778899',
lightslategrey => '#778899',
lightsteelblue => '#b0c4de',
lightyellow => '#ffffe0',
limegreen => '#32cd32',
lime => '#00ff00',
linen => '#faf0e6',
magenta => '#ff00ff',
maroon => '#800000',
mediumaquamarine => '#66cdaa',
mediumblue => '#0000cd',
mediumorchid => '#ba55d3',
mediumpurple => '#9370db',
mediumseagreen => '#3cb371',
mediumslateblue => '#7b68ee',
mediumspringgreen => '#00fa9a',
mediumturquoise => '#48d1cc',
mediumvioletred => '#c71585',
midnightblue => '#191970',
mintcream => '#f5fffa',
mistyrose => '#ffe4e1',
moccasin => '#ffe4b5',
navajowhite => '#ffdead',
navy => '#000080',
oldlace => '#fdf5e6',
olivedrab => '#6b8e23',
olive => '#808000',
orangered => '#ff4500',
orange => '#ffa500',
orchid => '#da70d6',
palegoldenrod => '#eee8aa',
palegreen => '#98fb98',
paleturquoise => '#afeeee',
palevioletred => '#db7093',
papayawhip => '#ffefd5',
peachpuff => '#ffdab9',
peru => '#cd853f',
pink => '#ffc0cb',
plum => '#dda0dd',
powderblue => '#b0e0e6',
purple => '#800080',
red => '#ff0000',
rosybrown => '#bc8f8f',
royalblue => '#4169e1',
saddlebrown => '#8b4513',
salmon => '#fa8072',
sandybrown => '#f4a460',
seagreen => '#2e8b57',
seashell => '#fff5ee',
sienna => '#a0522d',
silver => '#c0c0c0',
skyblue => '#87ceeb',
slateblue => '#6a5acd',
slategray => '#708090',
slategrey => '#708090',
snow => '#fffafa',
springgreen => '#00ff7f',
steelblue => '#4682b4',
tan => '#d2b48c',
teal => '#008080',
thistle => '#d8bfd8',
tomato => '#ff6347',
turquoise => '#40e0d0',
violet => '#ee82ee',
wheat => '#f5deb3',
white => '#ffffff',
whitesmoke => '#f5f5f5',
yellowgreen => '#9acd32',
yellow => '#ffff00',
},
x11 => {
inherit => 'inherit',
aliceblue => '#f0f8ff',
antiquewhite => '#faebd7',
antiquewhite1 => '#ffefdb',
antiquewhite2 => '#eedfcc',
antiquewhite3 => '#cdc0b0',
antiquewhite4 => '#8b8378',
aquamarine => '#7fffd4',
aquamarine1 => '#7fffd4',
aquamarine2 => '#76eec6',
aquamarine3 => '#66cdaa',
aquamarine4 => '#458b74',
azure => '#f0ffff',
azure1 => '#f0ffff',
azure2 => '#e0eeee',
azure3 => '#c1cdcd',
azure4 => '#838b8b',
beige => '#f5f5dc',
bisque => '#ffe4c4',
bisque1 => '#ffe4c4',
bisque2 => '#eed5b7',
bisque3 => '#cdb79e',
bisque4 => '#8b7d6b',
black => '#000000',
blanchedalmond => '#ffebcd',
blue => '#0000ff',
blue1 => '#0000ff',
blue2 => '#0000ee',
blue3 => '#0000cd',
blue4 => '#00008b',
blueviolet => '#8a2be2',
brown => '#a52a2a',
brown1 => '#ff4040',
brown2 => '#ee3b3b',
brown3 => '#cd3333',
brown4 => '#8b2323',
burlywood => '#deb887',
burlywood1 => '#ffd39b',
burlywood2 => '#eec591',
burlywood3 => '#cdaa7d',
burlywood4 => '#8b7355',
cadetblue => '#5f9ea0',
cadetblue1 => '#98f5ff',
cadetblue2 => '#8ee5ee',
cadetblue3 => '#7ac5cd',
cadetblue4 => '#53868b',
chartreuse => '#7fff00',
chartreuse1 => '#7fff00',
chartreuse2 => '#76ee00',
chartreuse3 => '#66cd00',
chartreuse4 => '#458b00',
chocolate => '#d2691e',
chocolate1 => '#ff7f24',
chocolate2 => '#ee7621',
chocolate3 => '#cd661d',
chocolate4 => '#8b4513',
coral => '#ff7f50',
coral1 => '#ff7256',
coral2 => '#ee6a50',
coral3 => '#cd5b45',
coral4 => '#8b3e2f',
cornflowerblue => '#6495ed',
cornsilk => '#fff8dc',
cornsilk1 => '#fff8dc',
cornsilk2 => '#eee8cd',
cornsilk3 => '#cdc8b1',
cornsilk4 => '#8b8878',
crimson => '#dc143c',
cyan => '#00ffff',
cyan1 => '#00ffff',
cyan2 => '#00eeee',
cyan3 => '#00cdcd',
cyan4 => '#008b8b',
darkgoldenrod => '#b8860b',
darkgoldenrod1 => '#ffb90f',
darkgoldenrod2 => '#eead0e',
darkgoldenrod3 => '#cd950c',
darkgoldenrod4 => '#8b6508',
darkgreen => '#006400',
darkkhaki => '#bdb76b',
darkolivegreen => '#556b2f',
darkolivegreen1 => '#caff70',
darkolivegreen2 => '#bcee68',
darkolivegreen3 => '#a2cd5a',
darkolivegreen4 => '#6e8b3d',
darkorange => '#ff8c00',
darkorange1 => '#ff7f00',
darkorange2 => '#ee7600',
darkorange3 => '#cd6600',
darkorange4 => '#8b4500',
darkorchid => '#9932cc',
darkorchid1 => '#bf3eff',
darkorchid2 => '#b23aee',
darkorchid3 => '#9a32cd',
darkorchid4 => '#68228b',
darksalmon => '#e9967a',
darkseagreen => '#8fbc8f',
darkseagreen1 => '#c1ffc1',
darkseagreen2 => '#b4eeb4',
darkseagreen3 => '#9bcd9b',
darkseagreen4 => '#698b69',
darkslateblue => '#483d8b',
darkslategray => '#2f4f4f',
darkslategray1 => '#97ffff',
darkslategray2 => '#8deeee',
darkslategray3 => '#79cdcd',
darkslategray4 => '#528b8b',
darkslategrey => '#2f4f4f',
darkturquoise => '#00ced1',
darkviolet => '#9400d3',
deeppink => '#ff1493',
deeppink1 => '#ff1493',
deeppink2 => '#ee1289',
deeppink3 => '#cd1076',
deeppink4 => '#8b0a50',
deepskyblue => '#00bfff',
deepskyblue1 => '#00bfff',
deepskyblue2 => '#00b2ee',
deepskyblue3 => '#009acd',
deepskyblue4 => '#00688b',
dimgray => '#696969',
dimgrey => '#696969',
dodgerblue => '#1e90ff',
dodgerblue1 => '#1e90ff',
dodgerblue2 => '#1c86ee',
dodgerblue3 => '#1874cd',
dodgerblue4 => '#104e8b',
firebrick => '#b22222',
firebrick1 => '#ff3030',
firebrick2 => '#ee2c2c',
firebrick3 => '#cd2626',
firebrick4 => '#8b1a1a',
floralwhite => '#fffaf0',
forestgreen => '#228b22',
gainsboro => '#dcdcdc',
ghostwhite => '#f8f8ff',
gold => '#ffd700',
gold1 => '#ffd700',
gold2 => '#eec900',
gold3 => '#cdad00',
gold4 => '#8b7500',
goldenrod => '#daa520',
goldenrod1 => '#ffc125',
goldenrod2 => '#eeb422',
goldenrod3 => '#cd9b1d',
goldenrod4 => '#8b6914',
gray => '#c0c0c0',
gray0 => '#000000',
gray1 => '#030303',
gray2 => '#050505',
gray3 => '#080808',
gray4 => '#0a0a0a',
gray5 => '#0d0d0d',
gray6 => '#0f0f0f',
gray7 => '#121212',
gray8 => '#141414',
gray9 => '#171717',
gray10 => '#1a1a1a',
gray11 => '#1c1c1c',
gray12 => '#1f1f1f',
gray13 => '#212121',
gray14 => '#242424',
gray15 => '#262626',
gray16 => '#292929',
gray17 => '#2b2b2b',
gray18 => '#2e2e2e',
gray19 => '#303030',
gray20 => '#333333',
gray21 => '#363636',
gray22 => '#383838',
gray23 => '#3b3b3b',
gray24 => '#3d3d3d',
gray25 => '#404040',
gray26 => '#424242',
gray27 => '#454545',
gray28 => '#474747',
gray29 => '#4a4a4a',
gray30 => '#4d4d4d',
gray31 => '#4f4f4f',
gray32 => '#525252',
gray33 => '#545454',
gray34 => '#575757',
gray35 => '#595959',
gray36 => '#5c5c5c',
gray37 => '#5e5e5e',
gray38 => '#616161',
gray39 => '#636363',
gray40 => '#666666',
gray41 => '#696969',
gray42 => '#6b6b6b',
gray43 => '#6e6e6e',
gray44 => '#707070',
gray45 => '#737373',
gray46 => '#757575',
gray47 => '#787878',
gray48 => '#7a7a7a',
gray49 => '#7d7d7d',
gray50 => '#7f7f7f',
gray51 => '#828282',
gray52 => '#858585',
gray53 => '#878787',
gray54 => '#8a8a8a',
gray55 => '#8c8c8c',
gray56 => '#8f8f8f',
gray57 => '#919191',
gray58 => '#949494',
gray59 => '#969696',
gray60 => '#999999',
gray61 => '#9c9c9c',
gray62 => '#9e9e9e',
gray63 => '#a1a1a1',
gray64 => '#a3a3a3',
gray65 => '#a6a6a6',
gray66 => '#a8a8a8',
gray67 => '#ababab',
gray68 => '#adadad',
gray69 => '#b0b0b0',
gray70 => '#b3b3b3',
gray71 => '#b5b5b5',
gray72 => '#b8b8b8',
gray73 => '#bababa',
gray74 => '#bdbdbd',
gray75 => '#bfbfbf',
gray76 => '#c2c2c2',
gray77 => '#c4c4c4',
gray78 => '#c7c7c7',
gray79 => '#c9c9c9',
gray80 => '#cccccc',
gray81 => '#cfcfcf',
gray82 => '#d1d1d1',
gray83 => '#d4d4d4',
gray84 => '#d6d6d6',
gray85 => '#d9d9d9',
gray86 => '#dbdbdb',
gray87 => '#dedede',
gray88 => '#e0e0e0',
gray89 => '#e3e3e3',
gray90 => '#e5e5e5',
gray91 => '#e8e8e8',
gray92 => '#ebebeb',
gray93 => '#ededed',
gray94 => '#f0f0f0',
gray95 => '#f2f2f2',
gray96 => '#f5f5f5',
gray97 => '#f7f7f7',
gray98 => '#fafafa',
gray99 => '#fcfcfc',
gray100 => '#ffffff',
green => '#00ff00',
green1 => '#00ff00',
green2 => '#00ee00',
green3 => '#00cd00',
green4 => '#008b00',
greenyellow => '#adff2f',
grey => '#c0c0c0',
grey0 => '#000000',
grey1 => '#030303',
grey2 => '#050505',
grey3 => '#080808',
grey4 => '#0a0a0a',
grey5 => '#0d0d0d',
grey6 => '#0f0f0f',
grey7 => '#121212',
grey8 => '#141414',
grey9 => '#171717',
grey10 => '#1a1a1a',
grey11 => '#1c1c1c',
grey12 => '#1f1f1f',
grey13 => '#212121',
grey14 => '#242424',
grey15 => '#262626',
grey16 => '#292929',
grey17 => '#2b2b2b',
grey18 => '#2e2e2e',
grey19 => '#303030',
grey20 => '#333333',
grey21 => '#363636',
grey22 => '#383838',
grey23 => '#3b3b3b',
grey24 => '#3d3d3d',
grey25 => '#404040',
grey26 => '#424242',
grey27 => '#454545',
grey28 => '#474747',
grey29 => '#4a4a4a',
grey30 => '#4d4d4d',
grey31 => '#4f4f4f',
grey32 => '#525252',
grey33 => '#545454',
grey34 => '#575757',
grey35 => '#595959',
grey36 => '#5c5c5c',
grey37 => '#5e5e5e',
grey38 => '#616161',
grey39 => '#636363',
grey40 => '#666666',
grey41 => '#696969',
grey42 => '#6b6b6b',
grey43 => '#6e6e6e',
grey44 => '#707070',
grey45 => '#737373',
grey46 => '#757575',
grey47 => '#787878',
grey48 => '#7a7a7a',
grey49 => '#7d7d7d',
grey50 => '#7f7f7f',
grey51 => '#828282',
grey52 => '#858585',
grey53 => '#878787',
grey54 => '#8a8a8a',
grey55 => '#8c8c8c',
grey56 => '#8f8f8f',
grey57 => '#919191',
grey58 => '#949494',
grey59 => '#969696',
grey60 => '#999999',
grey61 => '#9c9c9c',
grey62 => '#9e9e9e',
grey63 => '#a1a1a1',
grey64 => '#a3a3a3',
grey65 => '#a6a6a6',
grey66 => '#a8a8a8',
grey67 => '#ababab',
grey68 => '#adadad',
grey69 => '#b0b0b0',
grey70 => '#b3b3b3',
grey71 => '#b5b5b5',
grey72 => '#b8b8b8',
grey73 => '#bababa',
grey74 => '#bdbdbd',
grey75 => '#bfbfbf',
grey76 => '#c2c2c2',
grey77 => '#c4c4c4',
grey78 => '#c7c7c7',
grey79 => '#c9c9c9',
grey80 => '#cccccc',
grey81 => '#cfcfcf',
grey82 => '#d1d1d1',
grey83 => '#d4d4d4',
grey84 => '#d6d6d6',
grey85 => '#d9d9d9',
grey86 => '#dbdbdb',
grey87 => '#dedede',
grey88 => '#e0e0e0',
grey89 => '#e3e3e3',
grey90 => '#e5e5e5',
grey91 => '#e8e8e8',
grey92 => '#ebebeb',
grey93 => '#ededed',
grey94 => '#f0f0f0',
grey95 => '#f2f2f2',
grey96 => '#f5f5f5',
grey97 => '#f7f7f7',
grey98 => '#fafafa',
grey99 => '#fcfcfc',
grey100 => '#ffffff',
honeydew => '#f0fff0',
honeydew1 => '#f0fff0',
honeydew2 => '#e0eee0',
honeydew3 => '#c1cdc1',
honeydew4 => '#838b83',
hotpink => '#ff69b4',
hotpink1 => '#ff6eb4',
hotpink2 => '#ee6aa7',
hotpink3 => '#cd6090',
hotpink4 => '#8b3a62',
indianred => '#cd5c5c',
indianred1 => '#ff6a6a',
indianred2 => '#ee6363',
indianred3 => '#cd5555',
indianred4 => '#8b3a3a',
indigo => '#4b0082',
ivory => '#fffff0',
ivory1 => '#fffff0',
ivory2 => '#eeeee0',
ivory3 => '#cdcdc1',
ivory4 => '#8b8b83',
khaki => '#f0e68c',
khaki1 => '#fff68f',
khaki2 => '#eee685',
khaki3 => '#cdc673',
khaki4 => '#8b864e',
lavender => '#e6e6fa',
lavenderblush => '#fff0f5',
lavenderblush1 => '#fff0f5',
lavenderblush2 => '#eee0e5',
lavenderblush3 => '#cdc1c5',
lavenderblush4 => '#8b8386',
lawngreen => '#7cfc00',
lemonchiffon => '#fffacd',
lemonchiffon1 => '#fffacd',
lemonchiffon2 => '#eee9bf',
lemonchiffon3 => '#cdc9a5',
lemonchiffon4 => '#8b8970',
lightblue => '#add8e6',
lightblue1 => '#bfefff',
lightblue2 => '#b2dfee',
lightblue3 => '#9ac0cd',
lightblue4 => '#68838b',
lightcoral => '#f08080',
lightcyan => '#e0ffff',
lightcyan1 => '#e0ffff',
lightcyan2 => '#d1eeee',
lightcyan3 => '#b4cdcd',
lightcyan4 => '#7a8b8b',
lightgoldenrod => '#eedd82',
lightgoldenrod1 => '#ffec8b',
lightgoldenrod2 => '#eedc82',
lightgoldenrod3 => '#cdbe70',
lightgoldenrod4 => '#8b814c',
lightgoldenrodyellow => '#fafad2',
lightgray => '#d3d3d3',
lightgrey => '#d3d3d3',
lightpink => '#ffb6c1',
lightpink1 => '#ffaeb9',
lightpink2 => '#eea2ad',
lightpink3 => '#cd8c95',
lightpink4 => '#8b5f65',
lightsalmon => '#ffa07a',
lightsalmon1 => '#ffa07a',
lightsalmon2 => '#ee9572',
lightsalmon3 => '#cd8162',
lightsalmon4 => '#8b5742',
lightseagreen => '#20b2aa',
lightskyblue => '#87cefa',
lightskyblue1 => '#b0e2ff',
lightskyblue2 => '#a4d3ee',
lightskyblue3 => '#8db6cd',
lightskyblue4 => '#607b8b',
lightslateblue => '#8470ff',
lightslategray => '#778899',
lightslategrey => '#778899',
lightsteelblue => '#b0c4de',
lightsteelblue1 => '#cae1ff',
lightsteelblue2 => '#bcd2ee',
lightsteelblue3 => '#a2b5cd',
lightsteelblue4 => '#6e7b8b',
lightyellow => '#ffffe0',
lightyellow1 => '#ffffe0',
lightyellow2 => '#eeeed1',
lightyellow3 => '#cdcdb4',
lightyellow4 => '#8b8b7a',
limegreen => '#32cd32',
linen => '#faf0e6',
magenta => '#ff00ff',
magenta1 => '#ff00ff',
magenta2 => '#ee00ee',
magenta3 => '#cd00cd',
magenta4 => '#8b008b',
maroon => '#b03060',
maroon1 => '#ff34b3',
maroon2 => '#ee30a7',
maroon3 => '#cd2990',
maroon4 => '#8b1c62',
mediumaquamarine => '#66cdaa',
mediumblue => '#0000cd',
mediumorchid => '#ba55d3',
mediumorchid1 => '#e066ff',
mediumorchid2 => '#d15fee',
mediumorchid3 => '#b452cd',
mediumorchid4 => '#7a378b',
mediumpurple => '#9370db',
mediumpurple1 => '#ab82ff',
mediumpurple2 => '#9f79ee',
mediumpurple3 => '#8968cd',
mediumpurple4 => '#5d478b',
mediumseagreen => '#3cb371',
mediumslateblue => '#7b68ee',
mediumspringgreen => '#00fa9a',
mediumturquoise => '#48d1cc',
mediumvioletred => '#c71585',
midnightblue => '#191970',
mintcream => '#f5fffa',
mistyrose => '#ffe4e1',
mistyrose1 => '#ffe4e1',
mistyrose2 => '#eed5d2',
mistyrose3 => '#cdb7b5',
mistyrose4 => '#8b7d7b',
moccasin => '#ffe4b5',
navajowhite => '#ffdead',
navajowhite1 => '#ffdead',
navajowhite2 => '#eecfa1',
navajowhite3 => '#cdb38b',
navajowhite4 => '#8b795e',
navy => '#000080',
navyblue => '#000080',
oldlace => '#fdf5e6',
olivedrab => '#6b8e23',
olivedrab1 => '#c0ff3e',
olivedrab2 => '#b3ee3a',
olivedrab3 => '#9acd32',
olivedrab4 => '#698b22',
orange => '#ffa500',
orange1 => '#ffa500',
orange2 => '#ee9a00',
orange3 => '#cd8500',
orange4 => '#8b5a00',
orangered => '#ff4500',
orangered1 => '#ff4500',
orangered2 => '#ee4000',
orangered3 => '#cd3700',
orangered4 => '#8b2500',
orchid => '#da70d6',
orchid1 => '#ff83fa',
orchid2 => '#ee7ae9',
orchid3 => '#cd69c9',
orchid4 => '#8b4789',
palegoldenrod => '#eee8aa',
palegreen => '#98fb98',
palegreen1 => '#9aff9a',
palegreen2 => '#90ee90',
palegreen3 => '#7ccd7c',
palegreen4 => '#548b54',
paleturquoise => '#afeeee',
paleturquoise1 => '#bbffff',
paleturquoise2 => '#aeeeee',
paleturquoise3 => '#96cdcd',
paleturquoise4 => '#668b8b',
palevioletred => '#db7093',
palevioletred1 => '#ff82ab',
palevioletred2 => '#ee799f',
palevioletred3 => '#cd6889',
palevioletred4 => '#8b475d',
papayawhip => '#ffefd5',
peachpuff => '#ffdab9',
peachpuff1 => '#ffdab9',
peachpuff2 => '#eecbad',
peachpuff3 => '#cdaf95',
peachpuff4 => '#8b7765',
peru => '#cd853f',
pink => '#ffc0cb',
pink1 => '#ffb5c5',
pink2 => '#eea9b8',
pink3 => '#cd919e',
pink4 => '#8b636c',
plum => '#dda0dd',
plum1 => '#ffbbff',
plum2 => '#eeaeee',
plum3 => '#cd96cd',
plum4 => '#8b668b',
powderblue => '#b0e0e6',
purple => '#a020f0',
purple1 => '#9b30ff',
purple2 => '#912cee',
purple3 => '#7d26cd',
purple4 => '#551a8b',
red => '#ff0000',
red1 => '#ff0000',
red2 => '#ee0000',
red3 => '#cd0000',
red4 => '#8b0000',
rosybrown => '#bc8f8f',
rosybrown1 => '#ffc1c1',
rosybrown2 => '#eeb4b4',
rosybrown3 => '#cd9b9b',
rosybrown4 => '#8b6969',
royalblue => '#4169e1',
royalblue1 => '#4876ff',
royalblue2 => '#436eee',
royalblue3 => '#3a5fcd',
royalblue4 => '#27408b',
saddlebrown => '#8b4513',
salmon => '#fa8072',
salmon1 => '#ff8c69',
salmon2 => '#ee8262',
salmon3 => '#cd7054',
salmon4 => '#8b4c39',
sandybrown => '#f4a460',
seagreen => '#2e8b57',
seagreen1 => '#54ff9f',
seagreen2 => '#4eee94',
seagreen3 => '#43cd80',
seagreen4 => '#2e8b57',
seashell => '#fff5ee',
seashell1 => '#fff5ee',
seashell2 => '#eee5de',
seashell3 => '#cdc5bf',
seashell4 => '#8b8682',
sienna => '#a0522d',
sienna1 => '#ff8247',
sienna2 => '#ee7942',
sienna3 => '#cd6839',
sienna4 => '#8b4726',
skyblue => '#87ceeb',
skyblue1 => '#87ceff',
skyblue2 => '#7ec0ee',
skyblue3 => '#6ca6cd',
skyblue4 => '#4a708b',
slateblue => '#6a5acd',
slateblue1 => '#836fff',
slateblue2 => '#7a67ee',
slateblue3 => '#6959cd',
slateblue4 => '#473c8b',
slategray => '#708090',
slategray1 => '#c6e2ff',
slategray2 => '#b9d3ee',
slategray3 => '#9fb6cd',
slategray4 => '#6c7b8b',
slategrey => '#708090',
snow => '#fffafa',
snow1 => '#fffafa',
snow2 => '#eee9e9',
snow3 => '#cdc9c9',
snow4 => '#8b8989',
springgreen => '#00ff7f',
springgreen1 => '#00ff7f',
springgreen2 => '#00ee76',
springgreen3 => '#00cd66',
springgreen4 => '#008b45',
steelblue => '#4682b4',
steelblue1 => '#63b8ff',
steelblue2 => '#5cacee',
steelblue3 => '#4f94cd',
steelblue4 => '#36648b',
tan => '#d2b48c',
tan1 => '#ffa54f',
tan2 => '#ee9a49',
tan3 => '#cd853f',
tan4 => '#8b5a2b',
thistle => '#d8bfd8',
thistle1 => '#ffe1ff',
thistle2 => '#eed2ee',
thistle3 => '#cdb5cd',
thistle4 => '#8b7b8b',
tomato => '#ff6347',
tomato1 => '#ff6347',
tomato2 => '#ee5c42',
tomato3 => '#cd4f39',
tomato4 => '#8b3626',
transparent => '#fffffe',
turquoise => '#40e0d0',
turquoise1 => '#00f5ff',
turquoise2 => '#00e5ee',
turquoise3 => '#00c5cd',
turquoise4 => '#00868b',
violet => '#ee82ee',
violetred => '#d02090',
violetred1 => '#ff3e96',
violetred2 => '#ee3a8c',
violetred3 => '#cd3278',
violetred4 => '#8b2252',
wheat => '#f5deb3',
wheat1 => '#ffe7ba',
wheat2 => '#eed8ae',
wheat3 => '#cdba96',
wheat4 => '#8b7e66',
white => '#ffffff',
whitesmoke => '#f5f5f5',
yellow => '#ffff00',
yellow1 => '#ffff00',
yellow2 => '#eeee00',
yellow3 => '#cdcd00',
yellow4 => '#8b8b00',
yellowgreen => '#9acd32',
1 => '#a6cee3', 2 => '#1f78b4', 3 => '#b2df8a', 4 => '#33a02c',
5 => '#fb9a99', 6 => '#e31a1c', 7 => '#fdbf6f', 8 => '#ff7f00',
9 => '#cab2d6', 10 => '#6a3d9a', 11 => '#ffff99', 12 => '#b15928',
},
accent3 => {
1 => '#7fc97f', 2 => '#beaed4', 3 => '#fdc086',
},
accent4 => {
1 => '#7fc97f', 2 => '#beaed4', 3 => '#fdc086', 4 => '#ffff99',
},
accent5 => {
1 => '#7fc97f', 2 => '#beaed4', 3 => '#fdc086', 4 => '#ffff99',
5 => '#386cb0',
},
accent6 => {
1 => '#7fc97f', 2 => '#beaed4', 3 => '#fdc086', 4 => '#ffff99',
5 => '#386cb0', 6 => '#f0027f',
},
accent7 => {
1 => '#7fc97f', 2 => '#beaed4', 3 => '#fdc086', 4 => '#ffff99',
5 => '#386cb0', 6 => '#f0027f', 7 => '#bf5b17',
},
accent8 => {
1 => '#7fc97f', 2 => '#beaed4', 3 => '#fdc086', 4 => '#ffff99',
5 => '#386cb0', 6 => '#f0027f', 7 => '#bf5b17', 8 => '#666666',
},
blues3 => {
1 => '#deebf7', 2 => '#9ecae1', 3 => '#3182bd',
},
blues4 => {
1 => '#eff3ff', 2 => '#bdd7e7', 3 => '#6baed6', 4 => '#2171b5',
},
blues5 => {
1 => '#eff3ff', 2 => '#bdd7e7', 3 => '#6baed6', 4 => '#3182bd',
5 => '#08519c',
},
blues6 => {
1 => '#eff3ff', 2 => '#c6dbef', 3 => '#9ecae1', 4 => '#6baed6',
5 => '#3182bd', 6 => '#08519c',
},
blues7 => {
1 => '#eff3ff', 2 => '#c6dbef', 3 => '#9ecae1', 4 => '#6baed6',
5 => '#4292c6', 6 => '#2171b5', 7 => '#084594',
},
blues8 => {
1 => '#f7fbff', 2 => '#deebf7', 3 => '#c6dbef', 4 => '#9ecae1',
5 => '#6baed6', 6 => '#4292c6', 7 => '#2171b5', 8 => '#084594',
},
blues9 => {
1 => '#f7fbff', 2 => '#deebf7', 3 => '#c6dbef', 4 => '#9ecae1',
5 => '#6baed6', 6 => '#4292c6', 7 => '#2171b5', 8 => '#08519c',
9 => '#08306b',
},
brbg3 => {
1 => '#d8b365', 2 => '#f5f5f5', 3 => '#5ab4ac',
},
brbg4 => {
1 => '#a6611a', 2 => '#dfc27d', 3 => '#80cdc1', 4 => '#018571',
},
brbg5 => {
1 => '#a6611a', 2 => '#dfc27d', 3 => '#f5f5f5', 4 => '#80cdc1',
5 => '#018571',
},
brbg6 => {
1 => '#8c510a', 2 => '#d8b365', 3 => '#f6e8c3', 4 => '#c7eae5',
5 => '#5ab4ac', 6 => '#01665e',
},
brbg7 => {
1 => '#8c510a', 2 => '#d8b365', 3 => '#f6e8c3', 4 => '#f5f5f5',
5 => '#c7eae5', 6 => '#5ab4ac', 7 => '#01665e',
},
brbg8 => {
1 => '#8c510a', 2 => '#bf812d', 3 => '#dfc27d', 4 => '#f6e8c3',
5 => '#c7eae5', 6 => '#80cdc1', 7 => '#35978f', 8 => '#01665e',
},
brbg9 => {
1 => '#8c510a', 2 => '#bf812d', 3 => '#dfc27d', 4 => '#f6e8c3',
5 => '#f5f5f5', 6 => '#c7eae5', 7 => '#80cdc1', 8 => '#35978f',
9 => '#01665e',
},
brbg10 => {
1 => '#543005', 2 => '#8c510a', 3 => '#bf812d', 4 => '#dfc27d',
5 => '#f6e8c3', 6 => '#c7eae5', 7 => '#80cdc1', 8 => '#35978f',
9 => '#01665e', 10 => '#003c30',
},
brbg11 => {
1 => '#543005', 2 => '#8c510a', 3 => '#bf812d', 4 => '#dfc27d',
5 => '#f6e8c3', 6 => '#f5f5f5', 7 => '#c7eae5', 8 => '#80cdc1',
9 => '#35978f', 10 => '#01665e', 11 => '#003c30',
},
bugn3 => {
1 => '#e5f5f9', 2 => '#99d8c9', 3 => '#2ca25f',
},
bugn4 => {
1 => '#edf8fb', 2 => '#b2e2e2', 3 => '#66c2a4', 4 => '#238b45',
},
bugn5 => {
1 => '#edf8fb', 2 => '#b2e2e2', 3 => '#66c2a4', 4 => '#2ca25f',
5 => '#006d2c',
},
bugn6 => {
1 => '#edf8fb', 2 => '#ccece6', 3 => '#99d8c9', 4 => '#66c2a4',
5 => '#2ca25f', 6 => '#006d2c',
},
bugn7 => {
1 => '#edf8fb', 2 => '#ccece6', 3 => '#99d8c9', 4 => '#66c2a4',
5 => '#41ae76', 6 => '#238b45', 7 => '#005824',
},
bugn8 => {
1 => '#f7fcfd', 2 => '#e5f5f9', 3 => '#ccece6', 4 => '#99d8c9',
5 => '#66c2a4', 6 => '#41ae76', 7 => '#238b45', 8 => '#005824',
},
bugn9 => {
1 => '#f7fcfd', 2 => '#e5f5f9', 3 => '#ccece6', 4 => '#99d8c9',
5 => '#66c2a4', 6 => '#41ae76', 7 => '#238b45', 8 => '#006d2c',
9 => '#00441b',
},
bupu3 => {
1 => '#e0ecf4', 2 => '#9ebcda', 3 => '#8856a7',
},
bupu4 => {
1 => '#edf8fb', 2 => '#b3cde3', 3 => '#8c96c6', 4 => '#88419d',
},
bupu5 => {
1 => '#edf8fb', 2 => '#b3cde3', 3 => '#8c96c6', 4 => '#8856a7',
5 => '#810f7c',
},
bupu6 => {
1 => '#edf8fb', 2 => '#bfd3e6', 3 => '#9ebcda', 4 => '#8c96c6',
5 => '#8856a7', 6 => '#810f7c',
},
bupu7 => {
1 => '#edf8fb', 2 => '#bfd3e6', 3 => '#9ebcda', 4 => '#8c96c6',
5 => '#8c6bb1', 6 => '#88419d', 7 => '#6e016b',
},
bupu8 => {
1 => '#f7fcfd', 2 => '#e0ecf4', 3 => '#bfd3e6', 4 => '#9ebcda',
5 => '#8c96c6', 6 => '#8c6bb1', 7 => '#88419d', 8 => '#6e016b',
},
bupu9 => {
1 => '#f7fcfd', 2 => '#e0ecf4', 3 => '#bfd3e6', 4 => '#9ebcda',
5 => '#8c96c6', 6 => '#8c6bb1', 7 => '#88419d', 8 => '#810f7c',
9 => '#4d004b',
},
dark23 => {
1 => '#1b9e77', 2 => '#d95f02', 3 => '#7570b3',
},
dark24 => {
1 => '#1b9e77', 2 => '#d95f02', 3 => '#7570b3', 4 => '#e7298a',
},
dark25 => {
1 => '#1b9e77', 2 => '#d95f02', 3 => '#7570b3', 4 => '#e7298a',
5 => '#66a61e',
},
dark26 => {
1 => '#1b9e77', 2 => '#d95f02', 3 => '#7570b3', 4 => '#e7298a',
5 => '#66a61e', 6 => '#e6ab02',
},
dark27 => {
1 => '#1b9e77', 2 => '#d95f02', 3 => '#7570b3', 4 => '#e7298a',
5 => '#66a61e', 6 => '#e6ab02', 7 => '#a6761d',
},
dark28 => {
1 => '#1b9e77', 2 => '#d95f02', 3 => '#7570b3', 4 => '#e7298a',
5 => '#66a61e', 6 => '#e6ab02', 7 => '#a6761d', 8 => '#666666',
},
gnbu3 => {
1 => '#e0f3db', 2 => '#a8ddb5', 3 => '#43a2ca',
},
gnbu4 => {
1 => '#f0f9e8', 2 => '#bae4bc', 3 => '#7bccc4', 4 => '#2b8cbe',
},
gnbu5 => {
1 => '#f0f9e8', 2 => '#bae4bc', 3 => '#7bccc4', 4 => '#43a2ca',
5 => '#0868ac',
},
gnbu6 => {
1 => '#f0f9e8', 2 => '#ccebc5', 3 => '#a8ddb5', 4 => '#7bccc4',
5 => '#43a2ca', 6 => '#0868ac',
},
gnbu7 => {
1 => '#f0f9e8', 2 => '#ccebc5', 3 => '#a8ddb5', 4 => '#7bccc4',
5 => '#4eb3d3', 6 => '#2b8cbe', 7 => '#08589e',
},
gnbu8 => {
1 => '#f7fcf0', 2 => '#e0f3db', 3 => '#ccebc5', 4 => '#a8ddb5',
5 => '#7bccc4', 6 => '#4eb3d3', 7 => '#2b8cbe', 8 => '#08589e',
},
gnbu9 => {
1 => '#f7fcf0', 2 => '#e0f3db', 3 => '#ccebc5', 4 => '#a8ddb5',
5 => '#7bccc4', 6 => '#4eb3d3', 7 => '#2b8cbe', 8 => '#0868ac',
9 => '#084081',
},
greens3 => {
1 => '#e5f5e0', 2 => '#a1d99b', 3 => '#31a354',
},
greens4 => {
1 => '#edf8e9', 2 => '#bae4b3', 3 => '#74c476', 4 => '#238b45',
},
greens5 => {
1 => '#edf8e9', 2 => '#bae4b3', 3 => '#74c476', 4 => '#31a354',
5 => '#006d2c',
},
greens6 => {
1 => '#edf8e9', 2 => '#c7e9c0', 3 => '#a1d99b', 4 => '#74c476',
5 => '#31a354', 6 => '#006d2c',
},
greens7 => {
1 => '#edf8e9', 2 => '#c7e9c0', 3 => '#a1d99b', 4 => '#74c476',
5 => '#41ab5d', 6 => '#238b45', 7 => '#005a32',
},
greens8 => {
1 => '#f7fcf5', 2 => '#e5f5e0', 3 => '#c7e9c0', 4 => '#a1d99b',
5 => '#74c476', 6 => '#41ab5d', 7 => '#238b45', 8 => '#005a32',
},
greens9 => {
1 => '#f7fcf5', 2 => '#e5f5e0', 3 => '#c7e9c0', 4 => '#a1d99b',
5 => '#74c476', 6 => '#41ab5d', 7 => '#238b45', 8 => '#006d2c',
9 => '#00441b',
},
greys3 => {
1 => '#f0f0f0', 2 => '#bdbdbd', 3 => '#636363',
},
greys4 => {
1 => '#f7f7f7', 2 => '#cccccc', 3 => '#969696', 4 => '#525252',
},
greys5 => {
1 => '#f7f7f7', 2 => '#cccccc', 3 => '#969696', 4 => '#636363',
5 => '#252525',
},
greys6 => {
1 => '#f7f7f7', 2 => '#d9d9d9', 3 => '#bdbdbd', 4 => '#969696',
5 => '#636363', 6 => '#252525',
},
greys7 => {
1 => '#f7f7f7', 2 => '#d9d9d9', 3 => '#bdbdbd', 4 => '#969696',
5 => '#737373', 6 => '#525252', 7 => '#252525',
},
greys8 => {
1 => '#ffffff', 2 => '#f0f0f0', 3 => '#d9d9d9', 4 => '#bdbdbd',
5 => '#969696', 6 => '#737373', 7 => '#525252', 8 => '#252525',
},
greys9 => {
1 => '#ffffff', 2 => '#f0f0f0', 3 => '#d9d9d9', 4 => '#bdbdbd',
5 => '#969696', 6 => '#737373', 7 => '#525252', 8 => '#252525',
9 => '#000000',
},
oranges3 => {
1 => '#fee6ce', 2 => '#fdae6b', 3 => '#e6550d',
},
oranges4 => {
1 => '#feedde', 2 => '#fdbe85', 3 => '#fd8d3c', 4 => '#d94701',
},
oranges5 => {
1 => '#feedde', 2 => '#fdbe85', 3 => '#fd8d3c', 4 => '#e6550d',
5 => '#a63603',
},
oranges6 => {
1 => '#feedde', 2 => '#fdd0a2', 3 => '#fdae6b', 4 => '#fd8d3c',
5 => '#e6550d', 6 => '#a63603',
},
oranges7 => {
1 => '#feedde', 2 => '#fdd0a2', 3 => '#fdae6b', 4 => '#fd8d3c',
5 => '#f16913', 6 => '#d94801', 7 => '#8c2d04',
},
oranges8 => {
1 => '#fff5eb', 2 => '#fee6ce', 3 => '#fdd0a2', 4 => '#fdae6b',
5 => '#fd8d3c', 6 => '#f16913', 7 => '#d94801', 8 => '#8c2d04',
},
oranges9 => {
1 => '#fff5eb', 2 => '#fee6ce', 3 => '#fdd0a2', 4 => '#fdae6b',
5 => '#fd8d3c', 6 => '#f16913', 7 => '#d94801', 8 => '#a63603',
9 => '#7f2704',
},
orrd3 => {
1 => '#fee8c8', 2 => '#fdbb84', 3 => '#e34a33',
},
orrd4 => {
1 => '#fef0d9', 2 => '#fdcc8a', 3 => '#fc8d59', 4 => '#d7301f',
},
orrd5 => {
1 => '#fef0d9', 2 => '#fdcc8a', 3 => '#fc8d59', 4 => '#e34a33',
5 => '#b30000',
},
orrd6 => {
1 => '#fef0d9', 2 => '#fdd49e', 3 => '#fdbb84', 4 => '#fc8d59',
5 => '#e34a33', 6 => '#b30000',
},
orrd7 => {
1 => '#fef0d9', 2 => '#fdd49e', 3 => '#fdbb84', 4 => '#fc8d59',
5 => '#ef6548', 6 => '#d7301f', 7 => '#990000',
},
orrd8 => {
1 => '#fff7ec', 2 => '#fee8c8', 3 => '#fdd49e', 4 => '#fdbb84',
5 => '#fc8d59', 6 => '#ef6548', 7 => '#d7301f', 8 => '#990000',
},
orrd9 => {
1 => '#fff7ec', 2 => '#fee8c8', 3 => '#fdd49e', 4 => '#fdbb84',
5 => '#fc8d59', 6 => '#ef6548', 7 => '#d7301f', 8 => '#b30000',
9 => '#7f0000',
},
paired3 => {
1 => '#a6cee3', 2 => '#1f78b4', 3 => '#b2df8a',
},
paired4 => {
1 => '#a6cee3', 2 => '#1f78b4', 3 => '#b2df8a', 4 => '#33a02c',
},
paired5 => {
1 => '#a6cee3', 2 => '#1f78b4', 3 => '#b2df8a', 4 => '#33a02c',
5 => '#fb9a99',
},
paired6 => {
1 => '#a6cee3', 2 => '#1f78b4', 3 => '#b2df8a', 4 => '#33a02c',
5 => '#fb9a99', 6 => '#e31a1c',
},
paired7 => {
1 => '#a6cee3', 2 => '#1f78b4', 3 => '#b2df8a', 4 => '#33a02c',
5 => '#fb9a99', 6 => '#e31a1c', 7 => '#fdbf6f',
},
paired8 => {
1 => '#a6cee3', 2 => '#1f78b4', 3 => '#b2df8a', 4 => '#33a02c',
5 => '#fb9a99', 6 => '#e31a1c', 7 => '#fdbf6f', 8 => '#ff7f00',
},
paired9 => {
1 => '#a6cee3', 2 => '#1f78b4', 3 => '#b2df8a', 4 => '#33a02c',
5 => '#fb9a99', 6 => '#e31a1c', 7 => '#fdbf6f', 8 => '#ff7f00',
9 => '#cab2d6',
},
paired10 => {
1 => '#a6cee3', 2 => '#1f78b4', 3 => '#b2df8a', 4 => '#33a02c',
5 => '#fb9a99', 6 => '#e31a1c', 7 => '#fdbf6f', 8 => '#ff7f00',
9 => '#cab2d6', 10 => '#6a3d9a',
},
paired11 => {
1 => '#a6cee3', 2 => '#1f78b4', 3 => '#b2df8a', 4 => '#33a02c',
5 => '#fb9a99', 6 => '#e31a1c', 7 => '#fdbf6f', 8 => '#ff7f00',
9 => '#cab2d6', 10 => '#6a3d9a', 11 => '#ffff99',
},
paired12 => {
1 => '#a6cee3', 2 => '#1f78b4', 3 => '#b2df8a', 4 => '#33a02c',
5 => '#fb9a99', 6 => '#e31a1c', 7 => '#fdbf6f', 8 => '#ff7f00',
9 => '#cab2d6', 10 => '#6a3d9a', 11 => '#ffff99', 12 => '#b15928',
},
pastel13 => {
1 => '#fbb4ae', 2 => '#b3cde3', 3 => '#ccebc5',
},
pastel14 => {
1 => '#fbb4ae', 2 => '#b3cde3', 3 => '#ccebc5', 4 => '#decbe4',
},
pastel15 => {
1 => '#fbb4ae', 2 => '#b3cde3', 3 => '#ccebc5', 4 => '#decbe4',
5 => '#fed9a6',
},
pastel16 => {
1 => '#fbb4ae', 2 => '#b3cde3', 3 => '#ccebc5', 4 => '#decbe4',
5 => '#fed9a6', 6 => '#ffffcc',
},
pastel17 => {
1 => '#fbb4ae', 2 => '#b3cde3', 3 => '#ccebc5', 4 => '#decbe4',
5 => '#fed9a6', 6 => '#ffffcc', 7 => '#e5d8bd',
},
pastel18 => {
1 => '#fbb4ae', 2 => '#b3cde3', 3 => '#ccebc5', 4 => '#decbe4',
5 => '#fed9a6', 6 => '#ffffcc', 7 => '#e5d8bd', 8 => '#fddaec',
},
pastel19 => {
1 => '#fbb4ae', 2 => '#b3cde3', 3 => '#ccebc5', 4 => '#decbe4',
5 => '#fed9a6', 6 => '#ffffcc', 7 => '#e5d8bd', 8 => '#fddaec',
9 => '#f2f2f2',
},
pastel23 => {
1 => '#b3e2cd', 2 => '#fdcdac', 3 => '#cbd5e8',
},
pastel24 => {
1 => '#b3e2cd', 2 => '#fdcdac', 3 => '#cbd5e8', 4 => '#f4cae4',
},
pastel25 => {
1 => '#b3e2cd', 2 => '#fdcdac', 3 => '#cbd5e8', 4 => '#f4cae4',
5 => '#e6f5c9',
},
pastel26 => {
1 => '#b3e2cd', 2 => '#fdcdac', 3 => '#cbd5e8', 4 => '#f4cae4',
5 => '#e6f5c9', 6 => '#fff2ae',
},
pastel27 => {
1 => '#b3e2cd', 2 => '#fdcdac', 3 => '#cbd5e8', 4 => '#f4cae4',
5 => '#e6f5c9', 6 => '#fff2ae', 7 => '#f1e2cc',
},
pastel28 => {
1 => '#b3e2cd', 2 => '#fdcdac', 3 => '#cbd5e8', 4 => '#f4cae4',
5 => '#e6f5c9', 6 => '#fff2ae', 7 => '#f1e2cc', 8 => '#cccccc',
},
piyg3 => {
1 => '#e9a3c9', 2 => '#f7f7f7', 3 => '#a1d76a',
},
piyg4 => {
1 => '#d01c8b', 2 => '#f1b6da', 3 => '#b8e186', 4 => '#4dac26',
},
piyg5 => {
1 => '#d01c8b', 2 => '#f1b6da', 3 => '#f7f7f7', 4 => '#b8e186',
5 => '#4dac26',
},
piyg6 => {
1 => '#c51b7d', 2 => '#e9a3c9', 3 => '#fde0ef', 4 => '#e6f5d0',
5 => '#a1d76a', 6 => '#4d9221',
},
piyg7 => {
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},
set311 => {
1 => '#8dd3c7', 2 => '#ffffb3', 3 => '#bebada', 4 => '#fb8072',
5 => '#80b1d3', 6 => '#fdb462', 7 => '#b3de69', 8 => '#fccde5',
9 => '#d9d9d9', 10 => '#bc80bd', 11 => '#ccebc5',
},
set312 => {
1 => '#8dd3c7', 2 => '#ffffb3', 3 => '#bebada', 4 => '#fb8072',
5 => '#80b1d3', 6 => '#fdb462', 7 => '#b3de69', 8 => '#fccde5',
9 => '#d9d9d9', 10 => '#bc80bd', 11 => '#ccebc5', 12 => '#ffed6f',
},
spectral3 => {
1 => '#fc8d59', 2 => '#ffffbf', 3 => '#99d594',
},
spectral4 => {
1 => '#d7191c', 2 => '#fdae61', 3 => '#abdda4', 4 => '#2b83ba',
},
spectral5 => {
1 => '#d7191c', 2 => '#fdae61', 3 => '#ffffbf', 4 => '#abdda4',
5 => '#2b83ba',
},
spectral6 => {
1 => '#d53e4f', 2 => '#fc8d59', 3 => '#fee08b', 4 => '#e6f598',
5 => '#99d594', 6 => '#3288bd',
},
spectral7 => {
1 => '#d53e4f', 2 => '#fc8d59', 3 => '#fee08b', 4 => '#ffffbf',
5 => '#e6f598', 6 => '#99d594', 7 => '#3288bd',
},
spectral8 => {
1 => '#d53e4f', 2 => '#f46d43', 3 => '#fdae61', 4 => '#fee08b',
5 => '#e6f598', 6 => '#abdda4', 7 => '#66c2a5', 8 => '#3288bd',
},
spectral9 => {
1 => '#d53e4f', 2 => '#f46d43', 3 => '#fdae61', 4 => '#fee08b',
5 => '#ffffbf', 6 => '#e6f598', 7 => '#abdda4', 8 => '#66c2a5',
9 => '#3288bd',
},
spectral10 => {
1 => '#9e0142', 2 => '#d53e4f', 3 => '#f46d43', 4 => '#fdae61',
5 => '#fee08b', 6 => '#e6f598', 7 => '#abdda4', 8 => '#66c2a5',
9 => '#3288bd', 10 => '#5e4fa2',
},
spectral11 => {
1 => '#9e0142', 2 => '#d53e4f', 3 => '#f46d43', 4 => '#fdae61',
5 => '#fee08b', 6 => '#ffffbf', 7 => '#e6f598', 8 => '#abdda4',
9 => '#66c2a5', 10 => '#3288bd', 11 => '#5e4fa2',
},
ylgn3 => {
1 => '#f7fcb9', 2 => '#addd8e', 3 => '#31a354',
},
ylgn4 => {
1 => '#ffffcc', 2 => '#c2e699', 3 => '#78c679', 4 => '#238443',
},
ylgn5 => {
1 => '#ffffcc', 2 => '#c2e699', 3 => '#78c679', 4 => '#31a354',
5 => '#006837',
},
ylgn6 => {
1 => '#ffffcc', 2 => '#d9f0a3', 3 => '#addd8e', 4 => '#78c679',
5 => '#31a354', 6 => '#006837',
},
ylgn7 => {
1 => '#ffffcc', 2 => '#d9f0a3', 3 => '#addd8e', 4 => '#78c679',
5 => '#41ab5d', 6 => '#238443', 7 => '#005a32',
},
ylgn8 => {
1 => '#ffffe5', 2 => '#f7fcb9', 3 => '#d9f0a3', 4 => '#addd8e',
5 => '#78c679', 6 => '#41ab5d', 7 => '#238443', 8 => '#005a32',
},
ylgn9 => {
1 => '#ffffe5', 2 => '#f7fcb9', 3 => '#d9f0a3', 4 => '#addd8e',
5 => '#78c679', 6 => '#41ab5d', 7 => '#238443', 8 => '#006837',
9 => '#004529',
},
ylgnbu3 => {
1 => '#edf8b1', 2 => '#7fcdbb', 3 => '#2c7fb8',
},
ylgnbu4 => {
1 => '#ffffcc', 2 => '#a1dab4', 3 => '#41b6c4', 4 => '#225ea8',
},
ylgnbu5 => {
1 => '#ffffcc', 2 => '#a1dab4', 3 => '#41b6c4', 4 => '#2c7fb8',
5 => '#253494',
},
ylgnbu6 => {
1 => '#ffffcc', 2 => '#c7e9b4', 3 => '#7fcdbb', 4 => '#41b6c4',
5 => '#2c7fb8', 6 => '#253494',
},
ylgnbu7 => {
1 => '#ffffcc', 2 => '#c7e9b4', 3 => '#7fcdbb', 4 => '#41b6c4',
5 => '#1d91c0', 6 => '#225ea8', 7 => '#0c2c84',
},
ylgnbu8 => {
1 => '#ffffd9', 2 => '#edf8b1', 3 => '#c7e9b4', 4 => '#7fcdbb',
5 => '#41b6c4', 6 => '#1d91c0', 7 => '#225ea8', 8 => '#0c2c84',
},
ylgnbu9 => {
1 => '#ffffd9', 2 => '#edf8b1', 3 => '#c7e9b4', 4 => '#7fcdbb',
5 => '#41b6c4', 6 => '#1d91c0', 7 => '#225ea8', 8 => '#253494',
9 => '#081d58',
},
ylorbr3 => {
1 => '#fff7bc', 2 => '#fec44f', 3 => '#d95f0e',
},
ylorbr4 => {
1 => '#ffffd4', 2 => '#fed98e', 3 => '#fe9929', 4 => '#cc4c02',
},
ylorbr5 => {
1 => '#ffffd4', 2 => '#fed98e', 3 => '#fe9929', 4 => '#d95f0e',
5 => '#993404',
},
ylorbr6 => {
1 => '#ffffd4', 2 => '#fee391', 3 => '#fec44f', 4 => '#fe9929',
5 => '#d95f0e', 6 => '#993404',
},
ylorbr7 => {
1 => '#ffffd4', 2 => '#fee391', 3 => '#fec44f', 4 => '#fe9929',
5 => '#ec7014', 6 => '#cc4c02', 7 => '#8c2d04',
},
ylorbr8 => {
1 => '#ffffe5', 2 => '#fff7bc', 3 => '#fee391', 4 => '#fec44f',
5 => '#fe9929', 6 => '#ec7014', 7 => '#cc4c02', 8 => '#8c2d04',
},
ylorbr9 => {
1 => '#ffffe5', 2 => '#fff7bc', 3 => '#fee391', 4 => '#fec44f',
5 => '#fe9929', 6 => '#ec7014', 7 => '#cc4c02', 8 => '#993404',
9 => '#662506',
},
ylorrd3 => {
1 => '#ffeda0', 2 => '#feb24c', 3 => '#f03b20',
},
ylorrd4 => {
1 => '#ffffb2', 2 => '#fecc5c', 3 => '#fd8d3c', 4 => '#e31a1c',
},
ylorrd5 => {
1 => '#ffffb2', 2 => '#fecc5c', 3 => '#fd8d3c', 4 => '#f03b20',
5 => '#bd0026',
},
ylorrd6 => {
1 => '#ffffb2', 2 => '#fed976', 3 => '#feb24c', 4 => '#fd8d3c',
5 => '#f03b20', 6 => '#bd0026',
},
ylorrd7 => {
1 => '#ffffb2', 2 => '#fed976', 3 => '#feb24c', 4 => '#fd8d3c',
5 => '#fc4e2a', 6 => '#e31a1c', 7 => '#b10026',
},
ylorrd8 => {
1 => '#ffffcc', 2 => '#ffeda0', 3 => '#fed976', 4 => '#feb24c',
5 => '#fd8d3c', 6 => '#fc4e2a', 7 => '#e31a1c', 8 => '#b10026',
},
ylorrd9 => {
1 => '#ffffcc', 2 => '#ffeda0', 3 => '#fed976', 4 => '#feb24c',
5 => '#fd8d3c', 6 => '#fc4e2a', 7 => '#e31a1c', 8 => '#bd0026',
9 => '#800026',
},
};
my $color_values = { };
my $all_color_names = { };
{
for my $n (keys %$color_names)
{
my $s = $color_names->{$n};
$color_values->{ $n } = {};
my $t = $color_values->{$n};
for my $c (sort { length($a) <=> length($b) || $a cmp $b } keys %$s)
{
$t->{ $s->{$c} } = $c unless exists $t->{ $s->{$c} };
$all_color_names->{ $c } = undef;
}
}
}
sub color_names
{
$color_names;
}
sub color_name
{
my ($self,$color,$scheme) = @_;
$scheme ||= 'w3c';
$color_values->{$scheme}->{$color} || $color;
}
sub color_value
{
my ($self,$color,$scheme) = @_;
$scheme ||= 'w3c';
$scheme = $1 if $color =~ s/^([a-z0-9])\///;
$color_names->{$scheme}->{$color} || $color;
}
sub _color_scheme
{
my ($self, $scheme) = @_;
return $scheme if $scheme eq 'inherit';
exists $color_names->{ $scheme } ? $scheme : undef;
}
sub _color
{
my ($self, $org_color) = @_;
$org_color = lc($org_color);
$org_color =~ s/\s//g;
my $color = $org_color;
if ($color =~ s/^(w3c|[a-z]+\d{0,2})\///)
{
my $scheme = $1;
return $org_color if exists $color_names->{$scheme}->{$color};
$scheme = 'x11';
return (exists $color_names->{$scheme}->{$color} ? $org_color : undef);
}
return $org_color if exists $all_color_names->{$color};
defined $self->color_as_hex($color) ? $org_color : undef;
}
sub _hsv_to_rgb
{
my ($h, $s, $v) = @_;
my $e = 0.0001;
if ($s < $e)
{
$v = abs(int(256 * $v)); $v = 255 if $v > 255;
return ($v,$v,$v);
}
my ($r,$g,$b);
$h *= 360;
my $h1 = int($h / 60);
my $f = $h / 60 - $h1;
my $p = $v * (1 - $s);
my $q = $v * (1 - ($s * $f));
my $t = $v * (1 - ($s * (1-$f)));
if ($h1 == 0 || $h1 == 6)
{
$r = $v; $g = $t; $b = $p;
}
elsif ($h1 == 1)
{
$r = $q; $g = $v; $b = $p;
}
elsif ($h1 == 2)
{
$r = $p; $g = $v; $b = $t;
}
elsif ($h1 == 3)
{
$r = $p; $g = $q; $b = $v;
}
elsif ($h1 == 4)
{
$r = $t; $g = $p; $b = $v;
}
else
{
$r = $v; $g = $p; $b = $q;
}
$r = abs(int($r*256));
$g = abs(int($g*256));
$b = abs(int($b*256));
$r = 255 if $r > 255;
$g = 255 if $g > 255;
$b = 255 if $b > 255;
($r,$g,$b);
}
sub _hsl_to_rgb
{
my ($h, $s, $l) = @_;
my $e = 0.0001;
if ($s < $e)
{
$l = abs(int(256 * $l)); $l = 255 if $l > 255;
return ($l,$l,$l);
}
my $t2;
if ($l < 0.5)
{
$t2 = $l * ($s + 1);
}
else
{
$t2 = $l + $s - ($l * $s);
}
my $t1 = $l * 2 - $t2;
my ($r,$g,$b);
$h %= 360 if $h >= 360;
$h /= 360;
my $tr = $h + 1/3;
my $tg = $h;
my $tb = $h - 1/3;
$tr += 1 if $tr < 0; $tr -= 1 if $tr > 1;
$tg += 1 if $tg < 0; $tg -= 1 if $tg > 1;
$tb += 1 if $tb < 0; $tb -= 1 if $tb > 1;
my $i = 0; my @temp3 = ($tr,$tg,$tb);
my @rc;
for my $c ($r,$g,$b)
{
my $t3 = $temp3[$i++];
if ($t3 < 1/6)
{
$c = $t1 + ($t2 - $t1) * 6 * $t3;
}
elsif ($t3 < 1/2)
{
$c = $t2;
}
elsif ($t3 < 2/3)
{
$c = $t1 + ($t2 - $t1) * 6 * (2/3 - $t3);
}
else
{
$c = $t1;
}
$c = int($c * 256); $c = 255 if $c > 255;
push @rc, $c;
}
@rc;
}
my $factors = {
'rgb' => [ 255, 255, 255, 255 ],
'hsv' => [ 1, 1, 1, 255 ],
'hsl' => [ 360, 1, 1, 255 ],
};
sub color_as_hex
{
my ($self,$color,$scheme) = @_;
$scheme ||= 'w3c';
$color = lc($color);
$scheme = $1 if $color =~ s/^([a-z0-9])\///;
return $color_names->{$scheme}->{$color}
if exists $color_names->{$scheme}->{$color};
return $color_names->{x11}->{$color}
if exists $color_names->{x11}->{$color};
my $qr_num = qr/\s*
((?:[0-9]{1,3}%?) | # 12%, 10, 2 etc
(?:[0-9]\.[0-9]{1,5}) ) # 0.1, 2.5 etc
/x;
if ($color =~ /^(rgb|hsv|hsl)\($qr_num,$qr_num,$qr_num(?:,$qr_num)?\s*\)\z/)
{
my $r = $2; my $g = $3; my $b = $4; my $a = $5; $a = 255 unless defined $a;
my $format = $1;
my $i = 0;
for my $c ($r,$g,$b,$a)
{
my $factor = $factors->{$format}->[$i++];
if ($c =~ /^([0-9]+)%\z/)
{
$c = $1 * $factor / 100;
}
else
{
$c = $1 * $factor if $c =~ /^([0-9]+\.[0-9]+)\z/;
}
}
($r,$g,$b) = Graph::Easy::_hsv_to_rgb($r,$g,$b) if $format eq 'hsv';
($r,$g,$b) = Graph::Easy::_hsl_to_rgb($r,$g,$b) if $format eq 'hsl';
$a = int($a); $a = 255 if $a > 255;
$color = sprintf("#%02x%02x%02x%02x", $r,$g,$b,$a);
}
$color = "#$1$1$2$2$3$3" if $color =~ /^#([a-f0-9])([a-f0-9])([a-f[0-9])\z/;
$color =~ s/^(
return undef unless $color =~ /^
$color;
}
sub text_style
{
my ($self, $style) = @_;
return $style if $style =~ /^(normal|none|)\z/;
my @styles = split /\s+/, $style;
return undef if grep(!/^(underline|overline|line-through|italic|bold)\z/, @styles);
$style;
}
sub text_styles
{
my ($self) = @_;
my $style = $self->attribute('textstyle');
return { none => 1 } if $style =~ /^(normal|none)\z/;
return { } if $style eq '';
my $styles = {};
for my $key ( split /\s+/, $style )
{
$styles->{$key} = 1;
}
$styles;
}
sub text_styles_as_css
{
my ($self, $align, $fontsize) = @_;
my $style = '';
my $ts = $self->text_styles();
$style .= " font-style: italic;" if $ts->{italic};
$style .= " font-weight: bold;" if $ts->{bold};
if ($ts->{underline} || $ts->{none} || $ts->{overline} || $ts->{'line-through'})
{
my @s;
foreach my $k (qw/underline overline line-through none/)
{
push @s, $k if $ts->{$k};
}
my $s = join(' ', @s);
$style .= " text-decoration: $s;" if $s;
}
my $fs = $self->raw_attribute('fontsize');
$style .= " font-size: $fs;" if $fs;
if (!$align)
{
my $al = $self->attribute('align');
$style .= " text-align: $al;" if $al;
}
$style;
}
sub _font_size_in_pixels
{
my ($self, $em, $val) = @_;
my $fs = $val; $fs = $self->attribute('fontsize') || '' if !defined $val;
return $em if $fs eq '';
if ($fs =~ /^([\d.]+)em\z/)
{
$fs = $1 * $em;
}
elsif ($fs =~ /^([\d.]+)%\z/)
{
$fs = ($1 / 100) * $em;
}
elsif ($fs =~ /^([\d.]+)px\z/)
{
$fs = int($1 || 5);
}
else
{
$self->error("Illegal fontsize '$fs'");
}
$fs;
}
my $modifier = {
forward => 0, front => 0, left => -90, right => +90, back => +180,
};
my $dirs = {
up => 0, north => 0, down => 180, south => 180, west => 270, east => 90,
0 => 0, 180 => 180, 90 => 90, 270 => 270,
};
my $sides = {
north => 'north',
south => 'south',
east => 'east',
west => 'west',
up => 'north',
down => 'south',
0 => 'north',
180 => 'south',
90 => 'east',
270 => 'west',
};
sub _direction_as_number
{
my ($self,$dir) = @_;
my $d = $dirs->{$dir};
$self->_croak("$dir is not an absolut direction") unless defined $d;
$d;
}
sub _direction_as_side
{
my ($self,$dir) = @_;
return unless exists $sides->{$dir};
$sides->{$dir};
}
sub _flow_as_direction
{
my ($self, $inflow, $dir) = @_;
if ($dir =~ /^(south|north|west|east|up|down|0|90|180|270)\z/)
{
return $dirs->{$dir};
}
my $in = $dirs->{$inflow};
my $modifier = $modifier->{$dir};
$self->_croak("$inflow,$dir results in undefined inflow") unless defined $in;
$self->_croak("$inflow,$dir results in undefined modifier") unless defined $modifier;
my $out = $in + $modifier;
$out -= 360 while $out >= 360;
$out += 360 while $out < 0;
$out;
}
sub _flow_as_side
{
my ($self, $inflow, $dir) = @_;
if ($dir =~ /^(south|north|west|east|up|down|0|90|180|270)\z/)
{
return $sides->{$dir};
}
my $in = $dirs->{$inflow};
my $modifier = $modifier->{$dir};
$self->_croak("$inflow,$dir results in undefined inflow") unless defined $in;
$self->_croak("$inflow,$dir results in undefined modifier") unless defined $modifier;
my $out = $in + $modifier;
$out -= 360 if $out >= 360;
$sides->{$out};
}
sub _direction
{
my ($self, $dir) = @_;
$dir =~ /^(south|east|west|north|down|up|0|90|180|270|front|forward|back|left|right)\z/ ? $dir : undef;
}
sub _border_attribute_as_html
{
my ($style, $width, $color, $scheme) = @_;
$style ||= '';
$width = '' unless defined $width;
$color = '' unless defined $color;
$color = Graph::Easy->color_as_hex($color,$scheme)||'' if $color !~ /^
return $style if $style =~ /^(none|)\z/;
$width = '' if $style =~ /^double/;
$width = '0.5em' if $style eq 'broad';
$width = '4px' if $style =~ /^bold/;
$width = '1em' if $style eq 'wide';
$style = 'solid' if $style =~ /(broad|wide|bold)\z/;
$style = 'dashed' if $style eq 'bold-dash';
$style = 'double' if $style eq 'double-dash';
$width = $width.'px' if $width =~ /^\s*\d+\s*\z/;
return '' if $width eq '' && $style ne 'double';
my $val = join(" ", $style, $width, $color);
$val =~ s/^\s+//;
$val =~ s/\s+\z//;
$val;
}
sub _border_attribute
{
my ($style, $width, $color) = @_;
$style ||= '';
$width = '' unless defined $width;
$color = '' unless defined $color;
return $style if $style =~ /^(none|)\z/;
$width = $width.'px' if $width =~ /^\s*\d+\s*\z/;
my $val = join(" ", $style, $width, $color);
$val =~ s/^\s+//;
$val =~ s/\s+\z//;
$val;
}
sub _border_width_in_pixels
{
my ($self, $em) = @_;
my $bw = $self->attribute('borderwidth') || '0';
return 0 if $bw eq '0';
my $bs = $self->attribute('borderstyle') || 'none';
return 0 if $bs eq 'none';
return 3 if $bs =~ /^bold/;
return $em / 2 if $bs =~ /^broad/;
return $em if $bs =~ /^wide/;
return $bw if $bw =~ /^([\d.]+)\z/;
if ($bw =~ /^([\d.]+)em\z/)
{
$bw = $1 * $em;
}
elsif ($bw =~ /^([\d.]+)%\z/)
{
$bw = ($1 / 100) * $em;
}
elsif ($bw =~ /^([\d.]+)px\z/)
{
$bw = $1;
}
else
{
$self->error("Illegal borderwidth '$bw'");
}
$bw;
}
sub _angle
{
my ($self, $angle) = @_;
return undef unless $angle =~ /^([+-]?\d{1,3}|south|west|east|north|up|down|left|right|front|back|forward)\z/;
$angle;
}
sub _uint
{
my ($self, $val) = @_;
return undef unless $val =~ /^\d+\z/;
$val = abs(int($val));
$val = 4 * 1024 if $val > 4 * 1024;
$val;
}
sub _font
{
my ($self, $font) = @_;
$font;
}
sub split_border_attributes
{
my ($self,$border) = @_;
my $style;
$border =~
s/(solid|dotted|dot-dot-dash|dot-dash|dashed|double-dash|double|bold-dash|bold|broad|wide|wave|none)/$style=$1;''/eg;
$style ||= 'solid';
$border =~ s/(\d+(px|em|%))//g;
my $width = $1 || '';
$width =~ s/\D+//g;
$border =~ s/\s+//g;
my $color = $border;
$color = Graph::Easy->_color($border) if $border ne '';
$self->error("$border is not a valid bordercolor")
unless defined $color;
$width = undef if $width eq '';
$color = undef if $color eq '';
$style = undef if $style eq '';
($style,$width,$color);
}
ATTR_STRING => 0,
ATTR_COLOR => 1,
ATTR_ANGLE => 2,
ATTR_PORT => 3,
ATTR_UINT => 4,
ATTR_URL => 5,
ATTR_LIST => 6,
ATTR_LCTEXT => 7,
ATTR_TEXT => 8,
ATTR_NO_INHERIT => 6,
ATTR_DESC_SLOT => 0,
ATTR_MATCH_SLOT => 1,
ATTR_DEFAULT_SLOT => 2,
ATTR_EXAMPLE_SLOT => 3,
ATTR_TYPE_SLOT => 4,
};
my $attributes = {
all => {
align => [
"The alignment of the label text.",
[ qw/center left right/ ],
{ default => 'center', group => 'left', edge => 'left' },
'right',
undef,
"graph { align: left; label: My Graph; }\nnode {align: left;}\n ( Nodes:\n [ Right\\nAligned ] { align: right; } -- label\\n text -->\n { align: left; }\n [ Left\\naligned ] )",
],
autolink => [
"If set to something else than 'none', will use the appropriate attribute to automatically generate the L<link>, unless L<link> is already set. See the section about labels, titles, names and links for reference.",
[ qw/label title name none inherit/ ],
{ default => 'inherit', graph => 'none' },
'title',
],
autotitle => [
"If set to something else than 'none', will use the appropriate attribute to automatically generate the L<title>, unless L<title> is already set. See the section about labels, titles, names and links for reference.",
[ qw/label name none link inherit/ ],
{ default => 'inherit', graph => 'none' },
'label',
],
autolabel => [
"Will restrict the L<label> text to N characters. N must be greater than 10. See the section about labels, titles, names and links for reference.",
qr/^(name\s*,\s*)?[\d]{2,5}\z/,
{ default => 'inherit', graph => '' },
'20',
undef,
"graph { autolabel: 20; autotitle: name; }\n\n[ Bonn ]\n -- Acme Travels Incorporated -->\n [ Frankfurt (Main) / Flughafen ]",
],
background => [
"The background color, e.g. the color B<outside> the shape. Do not confuse with L<fill>. If set to inherit, the object will inherit the L<fill> color (B<not> the background color!) of the parent e.g. the enclosing group or graph. See the section about color names and values for reference.",
undef,
'inherit',
'rgb(255,0,0)',
ATTR_COLOR,
"[ Crimson ] { shape: circle; background: crimson; }\n -- Aqua Marine --> { background: #7fffd4; }\n [ Misty Rose ]\n { background: white; fill: rgb(255,228,221); shape: ellipse; }",
],
bordercolor => [
'The color of the L<border>. See the section about color names and values for reference.',
undef,
{ default => '#000000' },
'rgb(255,255,0)',
ATTR_COLOR,
"node { border: black bold; }\n[ Black ]\n --> [ Red ] { bordercolor: red; }\n --> [ Green ] { bordercolor: green; }",
],
borderstyle => [
'The style of the L<border>. The special styles "bold", "broad", "wide", "double-dash" and "bold-dash" will set and override the L<borderwidth>.',
[ qw/none solid dotted dashed dot-dash dot-dot-dash double wave bold bold-dash broad double-dash wide/ ],
{ default => 'none', 'node.anon' => 'none', 'group.anon' => 'none', node => 'solid', group => 'dashed' },
'dotted',
undef,
"node { border: dotted; }\n[ Dotted ]\n --> [ Dashed ] { borderstyle: dashed; }\n --> [ broad ] { borderstyle: broad; }",
],
borderwidth => [
'The width of the L<border>. Certain L<border>-styles will override the width.',
qr/^\d+(px|em)?\z/,
'1',
'2px',
],
border => [
'The border. Can be any combination of L<borderstyle>, L<bordercolor> and L<borderwidth>.',
undef,
{ default => 'none', 'node.anon' => 'none', 'group.anon' => 'none', node => 'solid 1px #000000', group => 'dashed 1px #000000' },
'dotted red',
undef,
"[ Normal ]\n --> [ Bold ] { border: bold; }\n --> [ Broad ] { border: broad; }\n --> [ Wide ] { border: wide; }\n --> [ Bold-Dash ] { border: bold-dash; }",
],
class => [
'The subclass of the object. See the section about class names for reference.',
qr/^(|[a-zA-Z][a-zA-Z0-9_]*)\z/,
'',
'mynodeclass',
ATTR_LCTEXT,
],
color => [
'The foreground/text/label color. See the section about color names and values for reference.',
undef,
'black',
'rgb(255,255,0)',
ATTR_COLOR,
"[ Lime ] { color: limegreen; }\n -- label --> { color: blue; labelcolor: red; }\n [ Dark Orange ] { color: rgb(255,50%,0.01); }",
],
colorscheme => [
"The colorscheme to use for all color values. See the section about color names and values for reference and a list of possible values.",
'_color_scheme',
{ default => 'inherit', graph => 'w3c', },
'x11',
ATTR_STRING,
"graph { colorscheme: accent8; } [ 1 ] { fill: 1; }\n"
. " -> \n [ 3 ] { fill: 3; }\n"
. " -> \n [ 4 ] { fill: 4; }\n"
. " -> \n [ 5 ] { fill: 5; }\n"
. " -> \n [ 6 ] { fill: 6; }\n"
. " -> \n [ 7 ] { fill: 7; }\n"
. " -> \n [ 8 ] { fill: 8; }\n" ,
],
comment => [
"A free-form text field containing a comment on this object. This will be embedded into output formats if possible, e.g. in HTML, SVG and Graphviz, but not ASCII or Boxart.",
undef,
'',
'(C) by Tels 2007. All rights reserved.',
ATTR_STRING,
"graph { comment: German capitals; }\n [ Bonn ] --> [ Berlin ]",
],
fill => [
"The fill color, e.g. the color inside the shape. For the graph, this is the background color for the label. For edges, the color inside the arrow shape. See also L<background>. See the section about color names and values for reference.",
undef,
{ default => 'white', graph => 'inherit', edge => 'inherit', group => '#a0d0ff',
'group.anon' => 'white', 'node.anon' => 'inherit' },
'rgb(255,0,0)',
ATTR_COLOR,
"[ Crimson ]\n {\n shape: circle;\n background: yellow;\n fill: red;\n border: 3px solid blue;\n }\n-- Aqua Marine -->\n {\n arrowstyle: filled;\n fill: red;\n }\n[ Two ]",
],
'fontsize' => [
"The size of the label text, best expressed in I<em> (1.0em, 0.5em etc) or percent (100%, 50% etc)",
qr/^\d+(\.\d+)?(em|px|%)?\z/,
{ default => '0.8em', graph => '1em', node => '1em', },
'50%',
undef,
"graph { fontsize: 200%; label: Sample; }\n\n ( Nodes:\n [ Big ] { fontsize: 1.5em; color: white; fill: darkred; }\n -- Small -->\n { fontsize: 0.2em; }\n [ Normal ] )",
],
flow => [
"The general direction in which edges will leave nodes first. On edges, influeces where the target node is place. Please see the section about <a href='hinting.html#flow'>flow control</a> for reference.",
'_direction',
{ graph => 'east', default => 'inherit' },
'south',
undef,
"graph { flow: up; }\n [ Enschede ] { flow: left; } -> [ Bielefeld ] -> [ Wolfsburg ]",
],
font => [
'A prioritized list of lower-case, unquoted values, separated by a comma. Values are either font family names (like "times", "arial" etc) or generic family names (like "serif", "cursive", "monospace"), the first recognized value will be used. Always offer a generic name as the last possibility.',
'_font',
{ default => 'serif', edge => 'sans-serif' },
'arial, helvetica, sans-serif',
undef,
"graph { font: vinque, georgia, utopia, serif; label: Sample; }" .
"\n\n ( Nodes:\n [ Webdings ] { font: Dingbats, webdings; }\n".
" -- FlatLine -->\n { font: flatline; }\n [ Normal ] )",
],
id => [
"A unique identifier for this object, consisting only of letters, digits, or underscores.",
qr/^[a-zA-Z0-9_]+\z/,
'',
'Bonn123',
undef,
"[ Bonn ] --> { id: 123; } [ Berlin ]",
],
label => [
"The text displayed as label. If not set, equals the name (for nodes) or no label (for edges, groups and the graph itself).",
undef,
undef,
'My label',
ATTR_TEXT,
],
linkbase => [
'The base URL prepended to all generated links. See the section about links for reference.',
undef,
{ default => 'inherit', graph => '/wiki/index.php/', },
ATTR_URL,
],
link => [
'The link part, appended onto L<linkbase>. See the section about links for reference.',
undef,
'',
'Graph',
ATTR_TEXT,
<<LINK_EOF
node {
autolink: name;
textstyle: none;
fontsize: 1.1em;
}
graph {
}
edge {
textstyle: overline;
}
[] --> [ Friedrichshafen ]
-- Schiff --> { autolink: label; color: orange; title: Vrooom!; }
[ Immenstaad ] { color: green; } --> [ Hagnau ]
LINK_EOF
],
title => [
"The text displayed as mouse-over for nodes/edges, or as the title for the graph. If empty, no title will be generated unless L<autotitle> is set.",
undef,
'',
'My title',
ATTR_TEXT,
],
format => [
"The formatting language of the label. The default, C<none> means nothing special will be done. When set to C<pod>, formatting codes like <code>B<bold></code> will change the formatting of the label. See the section about label text formatting for reference.",
[ 'none', 'pod' ],
'none',
'pod',
undef,
<<EOF
graph {
format: pod;
label: I am B<bold> and I<italic>;
}
node { format: pod; }
edge { format: pod; }
[ U<B<bold and underlined>> ]
--> { label: "S<Fähre>"; }
[ O<Konstanz> ]
EOF
],
textstyle => [
"The style of the label text. Either 'none', or any combination (separated with spaces) of 'underline', 'overline', 'bold', 'italic', 'line-through'. 'none' disables underlines on links.",
'text_style',
'',
'underline italic bold',
undef,
<<EOF
graph {
fontsize: 150%;
label: Verbindung;
textstyle: bold italic;
}
node {
textstyle: underline bold;
fill: #ffd080;
}
edge {
textstyle: italic bold overline;
}
[ Meersburg ] { fontsize: 2em; }
-- F\x{e4}hre --> { fontsize: 1.2em; color: red; }
[ Konstanz ]
EOF
],
textwrap => [
"The default C<none> makes the label text appear exactly as it was written, with <a href='syntax.html'>manual line breaks</a> applied. When set to a positive number, the label text will be wrapped after this number of characters. When set to C<auto>, the label text will be wrapped to make the node size as small as possible, depending on output format this may even be dynamic. When not C<none>, manual line breaks and alignments on them are ignored.",
qr/^(auto|none|\d{1,4})/,
{ default => 'inherit', graph => 'none' },
'auto',
undef,
"node { textwrap: auto; }\n ( Nodes:\n [ Frankfurt (Oder) liegt an der\n ostdeutschen Grenze und an der Oder ] -->\n [ Städte innerhalb der\n Ost-Westfahlen Region mit sehr langen Namen] )",
],
},
node => {
basename => [
"Controls the base name of an autosplit node. Ignored for all other nodes. Unless set, it is generated automatically from the node parts. Please see the section about <a href='hinting.html#autosplit'>autosplit</a> for reference.",
undef,
'',
'123',
undef,
"[ A|B|C ] { basename: A } [ 1 ] -> [ A.2 ]\n [ A|B|C ] [ 2 ] -> [ ABC.2 ]",
],
group => [
"Puts the node into this group.",
undef,
'',
'Cities',
undef,
"[ A ] { group: Cities:; } ( Cities: [ B ] ) [ A ] --> [ B ]",
],
size => [
'The size of the node in columns and rows. Must be greater than 1 in each direction.',
qr/^\d+\s*,\s*\d+\z/,
'1,1',
'3,2',
],
rows => [
'The size of the node in rows. See also L<size>.',
qr/^\d+\z/,
'1',
'3',
],
columns => [
'The size of the node in columns. See also L<size>.',
qr/^\d+\z/,
'1',
'2',
],
offset => [
'The offset of this node from the L<origin> node, in columns and rows. Only used if you also set the L<origin> node.',
qr/^[+-]?\d+\s*,\s*[+-]?\d+\z/,
'0,0',
'3,2',
undef,
"[ A ] -> [ B ] { origin: A; offset: 2,2; }",
],
origin => [
'The name of the node, that this node is relativ to. See also L<offset>.',
undef,
'',
'Cluster A',
],
pointshape => [
"Controls the style of a node that has a L<shape> of 'point'.",
[ qw/star square dot circle cross diamond invisible x/ ],
'star',
'square',
undef,
"node { shape: point; }\n\n [ A ]".
"\n -> [ B ] { pointshape: circle; }" .
"\n -> [ C ] { pointshape: cross; }" .
"\n -> [ D ] { pointshape: diamond; }" .
"\n -> [ E ] { pointshape: dot; }" .
"\n -> [ F ] { pointshape: invisible; }" .
"\n -> [ G ] { pointshape: square; }" .
"\n -> [ H ] { pointshape: star; }" .
"\n -> [ I ] { pointshape: x; }" .
"\n -> [ ☯ ] { shape: none; }"
],
pointstyle => [
"Controls the style of the L<pointshape> of a node that has a L<shape> of 'point'. " .
"Note for backwards compatibility reasons, the shape names 'star', 'square', 'dot', 'circle', 'cross', 'diamond' and 'invisible' ".
"are also supported, but should not be used here, instead set them via L<pointshape>.",
[ qw/closed filled star square dot circle cross diamond invisible x/ ],
'filled',
'open',
undef,
"node { shape: point; pointstyle: closed; pointshape: diamond; }\n\n [ A ] --> [ B ] { pointstyle: filled; }",
],
rank => [
"The rank of the node, used by the layouter to find the order and placement of nodes. " .
"Set to C<auto> (the default), C<same> (usefull for node lists) or a positive number. " .
"See the section about ranks for reference and more examples.",
qr/^(auto|same|\d{1,6})\z/,
'auto',
'same',
undef,
"[ Bonn ], [ Berlin ] { rank: same; }\n [ Bonn ] -> [ Cottbus ] -> [ Berlin ]",
],
rotate => [
"The rotation of the node shape, either an absolute value (like C<south>, C<up>, C<down> or C<123>), or a relative value (like C<+12>, C<-90>, C<left>, C<right>). For relative angles, the rotation will be based on the node's L<flow>. Rotation is clockwise.",
undef,
'0',
'180',
ATTR_ANGLE,
"[ Bonn ] { rotate: 45; } -- ICE --> \n [ Berlin ] { shape: triangle; rotate: -90; }",
],
shape => [
"The shape of the node. Nodes with shape 'point' (see L<pointshape>) have a fixed size and do not display their label. The border of such a node is the outline of the C<pointshape>, and the fill is the inside of the C<pointshape>. When the C<shape> is set to the value 'img', the L<label> will be interpreted as an external image resource to display. In this case attributes like L<color>, L<fontsize> etc. are ignored.",
[ qw/ circle diamond edge ellipse hexagon house invisible invhouse invtrapezium invtriangle octagon parallelogram pentagon
point triangle trapezium septagon rect rounded none img/ ],
'rect',
'circle',
undef,
"[ Bonn ] -> \n [ Berlin ] { shape: circle; }\n -> [ Regensburg ] { shape: rounded; }\n -> [ Ulm ] { shape: point; }\n -> [ Wasserburg ] { shape: invisible; }\n -> [ Augsburg ] { shape: triangle; }\n -> [ House ] { shape: img; label: img/house.png;\n border: none; title: My House; fill: inherit; }",
],
},
graph => {
gid => [
"A unique ID for the graph. Usefull if you want to include two graphs into one HTML page.",
qr/^\d+\z/,
'',
'123',
],
labelpos => [
"The position of the graph label.",
[ qw/top bottom/ ],
'top',
'bottom',
ATTR_LIST,
"graph { labelpos: bottom; label: My Graph; }\n\n [ Buxtehude ] -> [ Fuchsberg ]\n"
],
output => [
"The desired output format. Only used when calling Graph::Easy::output(), or by mediawiki-graph.",
[ qw/ascii html svg graphviz boxart debug/ ],
'',
'ascii',
ATTR_LIST,
"graph { output: debug; }"
],
root => [
"The name of the root node, given as hint to the layouter to start the layout there. When not set, the layouter will pick a node at semi-random.",
undef,
'',
'My Node',
ATTR_TEXT,
"graph { root: B; }\n # B will be at the left-most place\n [ A ] --> [ B ] --> [ C ] --> [ D ] --> [ A ]",
],
type => [
"The type of the graph, either undirected or directed.",
[ qw/directed undirected/ ],
'directed',
'undirected',
ATTR_LIST,
"graph { type: undirected; }\n [ A ] --> [ B ]",
],
},
edge => {
style => [
'The line style of the edge. When set on the general edge class, this attribute changes only the style of all solid edges to the specified one.',
[ qw/solid dotted dashed dot-dash dot-dot-dash bold bold-dash double-dash double wave broad wide invisible/],
'solid',
'dotted',
undef,
"[ A ] -- solid --> [ B ]\n .. dotted ..> [ C ]\n - dashed - > [ D ]\n -- bold --> { style: bold; } [ E ]\n -- broad --> { style: broad; } [ F ]\n -- wide --> { style: wide; } [ G ]",
],
arrowstyle => [
'The style of the arrow. Open arrows are vee-shaped and the bit inside the arrow has the color of the L<background>. Closed arrows are triangle shaped, with a background-color fill. Filled arrows are closed, too, but use the L<fill> color for the inside. An C<arrowstyle> of none creates undirected edges just like "[A] -- [B]" would do.',
[ qw/none open closed filled/ ],
'open',
'closed',
undef,
"[ A ] -- open --> [ B ]\n -- closed --> { arrowstyle: closed; } [ C ]\n -- filled --> { arrowstyle: filled; } [ D ]\n -- filled --> { arrowstyle: filled; fill: lime; } [ E ]\n -- none --> { arrowstyle: none; } [ F ]",
],
arrowshape => [
'The basic shape of the arrow. Can be combined with each of L<arrowstyle>.',
[ qw/triangle box dot inv line diamond cross x/ ],
'triangle',
'box',
undef,
"[ A ] -- triangle --> [ B ]\n -- box --> { arrowshape: box; } [ C ]\n" .
" -- inv --> { arrowshape: inv; } [ D ]\n -- diamond --> { arrowshape: diamond; } [ E ]\n" .
" -- dot --> { arrowshape: dot; } [ F ]\n" .
" -- line --> { arrowshape: line; } [ G ] \n" .
" -- plus --> { arrowshape: cross; } [ H ] \n" .
" -- x --> { arrowshape: x; } [ I ] \n\n" .
"[ a ] -- triangle --> { arrowstyle: filled; } [ b ]\n".
" -- box --> { arrowshape: box; arrowstyle: filled; } [ c ]\n" .
" -- inv --> { arrowshape: inv; arrowstyle: filled; } [ d ]\n" .
" -- diamond --> { arrowshape: diamond; arrowstyle: filled; } [ e ]\n" .
" -- dot --> { arrowshape: dot; arrowstyle: filled; } [ f ]\n" .
" -- line --> { arrowshape: line; arrowstyle: filled; } [ g ] \n" .
" -- plus --> { arrowshape: cross; arrowstyle: filled; } [ h ] \n" .
" -- x --> { arrowshape: x; arrowstyle: filled; } [ i ] \n",
],
labelcolor => [
'The text color for the label. If unspecified, will fall back to L<color>. See the section about color names and values for reference.',
undef,
'black',
'rgb(255,255,0)',
ATTR_COLOR,
"[ Bonn ] -- ICE --> { labelcolor: blue; }\n [ Berlin ]",
],
start => [
'The starting port of this edge. See <a href="hinting.html#joints">the section about joints</a> for reference.',
qr/^(south|north|east|west|left|right|front|back)(\s*,\s*-?\d{1,4})?\z/,
'',
'front, 0',
ATTR_PORT,
"[ Bonn ] -- NORTH --> { start: north; end: north; } [ Berlin ]",
],
end => [
'The ending port of this edge. See <a href="hinting.html#joints">the section about joints</a> for reference.',
qr/^(south|north|east|west|right|left|front|back)(\s*,\s*-?\d{1,4})?\z/,
'',
'back, 0',
ATTR_PORT,
"[ Bonn ] -- NORTH --> { start: south; end: east; } [ Berlin ]",
],
minlen => [
'The minimum length of the edge, in cells. Defaults to 1. The minimum length is ' .
'automatically increased for edges with joints.',
undef,
'1',
'4',
ATTR_UINT,
"[ Bonn ] -- longer --> { minlen: 3; } [ Berlin ]\n[ Bonn ] --> [ Potsdam ] { origin: Bonn; offset: 2,2; }",
],
autojoin => [
'Controls whether the layouter can join this edge automatically with other edges leading to the same node. C<never> means this edge will never joined with another edge automatically, C<always> means always (if possible), even if the attributes on the edges do not match. C<equals> means only edges with the same set of attributes will be automatically joined together. See also C<autosplit>.',
[qw/never always equals/],
'never',
'always',
undef,
"[ Bonn ], [ Aachen ]\n -- 1 --> { autojoin: equals; } [ Berlin ]",
],
autosplit => [
'Controls whether the layouter replace multiple edges leading from one node to other nodes with one edge splitting up. C<never> means this edge will never be part of such a split, C<always> means always (if possible), even if the attributes on the edges do not match. C<equals> means only edges with the same set of attributes will be automatically split up. See also C<autojoin>.',
[qw/never always equals/],
'never',
'always',
undef,
"[ Bonn ]\n -- 1 --> { autosplit: equals; } [ Berlin ], [ Aachen ]",
],
},
group => {
nodeclass => [
'The class into which all nodes of this group are put.',
qr/^(|[a-zA-Z][a-zA-Z0-9_]*)\z/,
'',
'cities',
],
edgeclass => [
'The class into which all edges defined in this group are put. This includes edges that run between two nodes belonging to the same group.',
qr/^(|[a-zA-Z][a-zA-Z0-9_]*)\z/,
'',
'connections',
],
rank => [
"The rank of the group, used by the layouter to find the order and placement of group. " .
"Set to C<auto> (the default), C<same> or a positive number. " .
"See the section about ranks for reference and more examples.",
qr/^(auto|same|\d{1,6})\z/,
'auto',
'same',
undef,
"( Cities: [ Bonn ], [ Berlin ] ) { rank: 0; } ( Rivers: [ Rhein ], [ Sieg ] ) { rank: 0; }",
],
root => [
"The name of the root node, given as hint to the layouter to start the layout there. When not set, the layouter will pick a node at semi-random.",
undef,
'',
'My Node',
ATTR_TEXT,
"( Cities: [ A ] --> [ B ] --> [ C ] --> [ D ] --> [ A ] ) { root: B; }",
],
group => [
"Puts the group inside this group, nesting the two groups inside each other.",
undef,
'',
'Cities',
undef,
"( Cities: [ Bonn ] ) ( Rivers: [ Rhein ] ) { group: Cities:; }",
],
labelpos => [
"The position of the group label.",
[ qw/top bottom/ ],
'top',
'bottom',
ATTR_LIST,
"group { labelpos: bottom; }\n\n ( My Group: [ Buxtehude ] -> [ Fuchsberg ] )\n"
],
},
special => { },
};
sub _allow_special_attributes
{
my ($self, $att) = @_;
$attributes->{special} = $att;
}
sub _drop_special_attributes
{
my ($self) = @_;
$attributes->{special} = {};
}
sub _attribute_entries
{
$attributes;
}
sub border_attribute
{
my ($self, $class) = @_;
my ($style,$width,$color);
my $g = $self; $g = $self->{graph} if ref($self->{graph});
my ($def_style, $def_color, $def_width);
if (defined $class)
{
$style = $g->attribute($class, 'borderstyle');
return $style if $style eq 'none';
$def_style = $g->default_attribute('borderstyle');
$width = $g->attribute($class,'borderwidth');
$def_width = $g->default_attribute($class,'borderwidth');
$width = '' if $def_width eq $width;
$color = $g->attribute($class,'bordercolor');
$def_color = $g->default_attribute($class,'bordercolor');
$color = '' if $def_color eq $color;
}
else
{
$style = $self->attribute('borderstyle');
return $style if $style eq 'none';
$def_style = $self->default_attribute('borderstyle');
$width = $self->attribute('borderwidth');
$def_width = $self->default_attribute('borderwidth');
$width = '' if $def_width eq $width;
$color = $self->attribute('bordercolor');
$def_color = $self->default_attribute('bordercolor');
$color = '' if $def_color eq $color;
}
return '' if $def_style eq $style and $color eq '' && $width eq '';
Graph::Easy::_border_attribute($style, $width, $color);
}
sub default_attribute
{
my ($self, $class, $name) = @_;
if (scalar @_ == 2)
{
$name = $class;
$class = $self->{class} || 'graph';
}
my $base_class = $class; $base_class =~ s/\..*//;
$name = $att_aliases->{$name} if exists $att_aliases->{$name};
return '' if $name =~ /^x-([a-z_]+-)*[a-z_]+([0-9]*)\z/;
my $s = $attributes->{special}; $s = $s->{$class} if exists $s->{$class};
my $entry = $s->{$name} ||
$attributes->{all}->{$name} ||
$attributes->{$base_class}->{$name};
if (!ref($entry))
{
$self->warn("Ignoring unknown attribute '$name' for class $class")
if $self->{_warn_on_unknown_attributes};
$self->error("Error: '$name' is not a valid attribute for $class");
return;
}
my $def = $entry->[ ATTR_DEFAULT_SLOT ]; my $val = $def;
if (ref $def)
{
$val = $def->{$class};
$val = $def->{$base_class} unless defined $val;
$val = $def->{default} unless defined $val;
}
$val;
}
sub raw_attribute
{
my ($self, $name) = @_;
$name = $att_aliases->{$name} if exists $att_aliases->{$name};
my $class = $self->{class} || 'graph';
my $base_class = $class; $base_class =~ s/\..*//;
my $s = $attributes->{special}; $s = $s->{$class} if exists $s->{$class};
my $entry = $s->{$name} ||
$attributes->{all}->{$name} ||
$attributes->{$base_class}->{$name};
$entry = [ '', undef, '', '', ATTR_STRING, '' ]
if $name =~ /^x-([a-z_]+-)*[a-z_]+([0-9]*)\z/;
if (!ref($entry))
{
$self->warn("Ignoring unknown attribute '$name' for class $class")
if $self->{_warn_on_unknown_attributes};
$self->error("Error: '$name' is not a valid attribute for $class");
return;
}
my $type = $entry->[ ATTR_TYPE_SLOT ] || ATTR_STRING;
my $val;
my $a = $self->{att};
if (exists $a->{graph})
{
$val = $a->{graph}->{$name}
if exists $a->{graph}->{$name};
}
else
{
$val = $a->{$name} if exists $a->{$name};
}
$val = $self->{group}->color_attribute('fill')
if $name eq 'background' && ref $self->{group};
return $val if !defined $val || $val ne 'inherit' ||
$name =~ /^x-([a-z_]+-)*[a-z_]+([0-9]*)\z/;
return $val if $class eq 'graph';
my @tries = ();
if ($class =~ /\./)
{
my $parent_class = $class; $parent_class =~ s/\..*//;
push @tries, $parent_class;
}
my $g = $self->{graph};
$g = { att => {} } unless ref($g);
$val = undef;
for my $try (@tries)
{
my $att = $g->{att}->{$try};
$val = $att->{$name} if exists $att->{$name};
if (!defined $val)
{
my $def = $entry->[ ATTR_DEFAULT_SLOT ]; $val = $def;
if (ref $def)
{
$val = $def->{$try};
if (!defined $val && $try =~ /\./)
{
my $base = $try; $base =~ s/\..*//;
$val = $def->{$base};
}
$val = $def->{default} unless defined $val;
}
}
if ($name ne 'label')
{
$self->warn("Uninitialized default for attribute '$name' on class '$try'\n")
unless defined $val;
}
return $val if $type >= ATTR_NO_INHERIT;
return $val if defined $val && $val ne 'inherit';
$val = undef;
}
$val;
}
sub color_attribute
{
my $self = shift;
my $color = $self->attribute(@_);
if ($color !~ /^
{
my $scheme = $self->attribute('colorscheme');
$color = Graph::Easy->color_as_hex($color, $scheme);
}
$color;
}
sub raw_color_attribute
{
my $self = shift;
my $color = $self->raw_attribute(@_);
return undef unless defined $color;
if ($color !~ /^
{
my $scheme = $self->attribute('colorscheme');
$color = Graph::Easy->color_as_hex($color, $scheme);
}
$color;
}
sub _attribute_entry
{
my ($self, $class, $name) = @_;
$name = $att_aliases->{$name} if exists $att_aliases->{$name};
my $base_class = $class; $base_class =~ s/\.(.*)//;
my $s = $attributes->{special}; $s = $s->{$class} if exists $s->{$class};
my $entry = $s->{$name} ||
$attributes->{all}->{$name} ||
$attributes->{$base_class}->{$name};
$entry;
}
sub attribute
{
my ($self, $class, $name) = @_;
my $three_arg = 0;
if (scalar @_ == 3)
{
return $self->error("Calling $self->attribute($class,$name) only allowed for graphs")
if exists $self->{graph};
if ($class !~ /^(node|group|edge|graph\z)/)
{
return $self->error ("Illegal class '$class' when trying to get attribute '$name'");
}
$three_arg = 1;
return $self->border_attribute($class) if $name eq 'border';
}
else
{
$name = $class;
$class = $self->{class} || 'graph' if $name eq 'class';
if ($name ne 'class')
{
$class = $self->{cache}->{class};
$class = $self->class() unless defined $class;
}
return $self->border_attribute() if $name eq 'border';
return join (",",$self->size()) if $name eq 'size';
}
$name = $att_aliases->{$name} if exists $att_aliases->{$name};
my $base_class = $class; $base_class =~ s/\.(.*)//;
my $sub_class = $1; $sub_class = '' unless defined $sub_class;
if ($name eq 'class')
{
return $sub_class if $sub_class ne '';
}
my $s = $attributes->{special}; $s = $s->{$class} if exists $s->{$class};
my $entry = $s->{$name} ||
$attributes->{all}->{$name} ||
$attributes->{$base_class}->{$name};
$entry = [ '', undef, '', '', ATTR_STRING, '' ]
if $name =~ /^x-([a-z_]+-)*[a-z_]+([0-9]*)\z/;
if (!ref($entry))
{
$self->warn("Ignoring unknown attribute '$name' for class $class")
if $self->{_warn_on_unknown_attributes};
$self->error("Error: '$name' is not a valid attribute for $class");
return;
}
my $type = $entry->[ ATTR_TYPE_SLOT ] || ATTR_STRING;
my $val;
if ($three_arg == 0)
{
my $a = $self->{att};
if (exists $a->{graph})
{
$val = $a->{graph}->{$name}
if exists $a->{graph}->{$name};
}
else
{
$val = $a->{$name} if exists $a->{$name};
}
if ($name eq 'background' && $val && $val eq 'inherit')
{
my $parent = $self->parent();
$val = $parent->color_attribute('fill') if $parent && $parent != $self;
}
return $val if defined $val &&
($type >= ATTR_NO_INHERIT ||
$val ne 'inherit' ||
$class eq 'graph');
}
my @tries = ();
push @tries, $class unless defined $val;
push @tries, $base_class if $class =~ /\./;
push @tries, 'graph' unless @tries && $tries[-1] eq 'graph';
my $g = $self->{graph};
$g = { att => {} } unless ref($g);
$g = $self if $self->{class} eq 'graph';
$val = undef;
TRY:
for my $try (@tries)
{
my $att = $g->{att}->{$try};
$val = $att->{$name} if exists $att->{$name};
if (!defined $val)
{
my $def = $entry->[ ATTR_DEFAULT_SLOT ]; $val = $def;
if (ref $def)
{
$val = $def->{$try};
if (!defined $val && $try =~ /\./)
{
my $base = $try; $base =~ s/\..*//;
$val = $def->{$base};
}
next TRY if !defined $val && $try =~ /\./;
$val = $def->{default} unless defined $val;
}
}
if ($name ne 'label')
{
$self->warn("Uninitialized default for attribute '$name' on class '$try'\n")
unless defined $val;
}
return $val if $type >= ATTR_NO_INHERIT;
last if defined $val && ($val ne 'inherit' || $try eq 'graph');
$val = undef;
}
if ($name eq 'background' && $val && $val eq 'inherit')
{
my $parent = $self->parent();
$val = $parent->color_attribute('fill') if $parent && $parent != $self;
}
$val;
}
sub unquote_attribute
{
my ($self,$class,$name,$val) = @_;
$val =~ s/^["'](.*)["']\z/$1/;
$val =~ s/\\([
$val =~ s/%[^2-7][a-fA-F0-9]|%7f//g;
$val =~ s/%([2-7][a-fA-F0-9])/sprintf("%c",hex($1))/eg;
$val;
}
sub valid_attribute
{
my ($self, $name, $value, $class) = @_;
my ($error,$newname,$v) = $self->validate_attribute($name,$value,$class);
return [] if defined $error && $error == 1;
return undef if defined $error && $error == 2;
$v;
}
sub validate_attribute
{
my ($self, $name, $value, $class, $no_multiples) = @_;
$self->error("Got reference $value as value, but expected scalar") if ref($value);
$self->error("Got reference $name as name, but expected scalar") if ref($name);
return (undef, $name, $value) if $name =~ /^x-([a-z_]+-)*[a-z_]+([0-9]*)\z/;
$class = 'all' unless defined $class;
$class =~ s/\..*\z//;
$name = $att_aliases->{$name} if exists $att_aliases->{$name};
my $s = $attributes->{special}; $s = $s->{$class} if exists $s->{$class};
my $entry = $s->{$name} ||
$attributes->{all}->{$name} || $attributes->{$class}->{$name};
if (!ref($entry))
{
$self->warn("Ignoring unknown attribute '$name' for class $class")
if $self->{_warn_on_unknown_attributes};
$self->error("Error in attribute: '$name' is not a valid attribute name for a $class");
return (1,undef,undef);
}
my $check = $entry->[ATTR_MATCH_SLOT];
my $type = $entry->[ATTR_TYPE_SLOT] || ATTR_STRING;
$check = '_color' if $type == ATTR_COLOR;
$check = '_angle' if $type == ATTR_ANGLE;
$check = '_uint' if $type == ATTR_UINT;
my @values = ($value);
if (keys %{$attributes->{special}} == 0)
{
@values = split (/\s*\|\s*/, $value, -1) if $value =~ /(^|[^\\])\|/;
}
my $multiples = 0; $multiples = 1 if @values > 1;
return (4) if $no_multiples && $multiples;
my @rc;
for my $v (@values)
{
push @rc, undef and next if $multiples && $v eq '';
if (defined $check && !ref($check))
{
no strict 'refs';
my $checked = $self->$check($v, $name);
if (!defined $checked)
{
$self->error("Error in attribute: '$v' is not a valid $name for a $class");
return (2);
}
push @rc, $checked;
}
elsif ($check)
{
if (ref($check) eq 'ARRAY')
{
my $list = 'qr/^(' . join ('|', @$check) . ')\z/;';
$entry->[1] = eval($list);
$check = $entry->[1];
}
if ($v !~ $check)
{
$self->error("Error in attribute: '$v' is not a valid $name for a $class");
return (2);
}
push @rc, $v;
}
else { push @rc, $v; }
$rc[-1] = lc($rc[-1]) if $type == ATTR_LCTEXT;
}
return (undef, $name, $rc[0]) unless $multiples;
(undef, $name, \@rc);
}
sub _remap_attributes
{
my ($self, $object, $att, $remap, $noquote, $encode, $color_remap ) = @_;
my $out = {};
my $class = $object || 'node';
$class = $object->{class} || 'graph' if ref($object);
$class =~ s/\..*//;
my $r = $remap->{$class};
my $ra = $remap->{all};
my $ral = $remap->{always};
my $x = $remap->{x};
my @keys = keys %$att;
my $color_scheme = 'w3c';
$color_scheme = $object->attribute('colorscheme') if ref($object);
$color_scheme = $self->get_attribute($object,'colorscheme')
if defined $object && !ref($object);
$color_scheme = $self->get_attribute('graph','colorscheme')
if defined $color_scheme && $color_scheme eq 'inherit';
for my $atr (@keys)
{
my $val = $att->{$atr};
if (!ref($object) && !exists $ral->{$atr})
{
next if !defined $val || $val eq '' ||
(exists $r->{$atr} && !defined $r->{$atr}) ||
(exists $ra->{$atr} && !defined $ra->{$atr});
}
my $entry = $attributes->{all}->{$atr} || $attributes->{$class}->{$atr};
if ($color_remap && defined $entry && defined $val)
{
$val = $self->color_as_hex($val,$color_scheme)
if ($entry->[ ATTR_TYPE_SLOT ]||ATTR_STRING) == ATTR_COLOR;
}
my $temp = { $atr => $val };
if (exists $r->{$atr} || exists $ra->{$atr} || (defined $x && $atr =~ /^x-/))
{
my $rc = $r->{$atr}; $rc = $ra->{$atr} unless defined $rc;
$rc = $x unless defined $rc;
if (ref($rc) eq 'CODE')
{
my @rc = &{$rc}($self,$atr,$val,$object);
$temp = {};
while (@rc)
{
my $a = shift @rc; my $v = shift @rc;
$temp->{ $a } = $v if defined $a && defined $v;
}
}
else
{
$temp = { };
$temp = { $rc => $val } if defined $val && defined $rc;
}
}
for my $at (keys %$temp)
{
my $v = $temp->{$at};
next if !defined $at || !defined $v || $v eq '';
$v =~ s/([;"%\x00-\x1f])/sprintf("%%%02x",ord($1))/eg
if $encode && $v =~ /[;"\x00-\x1f]/;
$v = '"' . $v . '"' unless $noquote;
$out->{$at} = $v;
}
}
$out;
}
sub raw_attributes
{
my $self = shift;
my $class = $self->{class} || 'graph';
my $att = $self->{att};
$att = $self->{att}->{graph} if $class eq 'graph';
my $g = $self->{graph} || $self;
my $out = {};
if (!$g->{strict})
{
for my $name (keys %$att)
{
my $val = $att->{$name};
next unless defined $val;
$out->{$name} = $val;
}
return $out;
}
my $base_class = $class; $base_class =~ s/\..*//;
for my $name (keys %$att)
{
my $val = $att->{$name};
next unless defined $val;
$out->{$name} = $val;
next unless $val eq 'inherit';
my $s = $attributes->{special}; $s = $s->{$class} if exists $s->{$class};
my $entry = $s->{$name} ||
$attributes->{all}->{$name} ||
$attributes->{$base_class}->{$name};
if (!ref($entry))
{
$self->warn("Ignoring unknown attribute '$name' for class $class")
if $self->{_warn_on_unknown_attributes};
$self->error("Error: '$name' is not a valid attribute for $class");
return;
}
my $type = $entry->[ ATTR_TYPE_SLOT ] || ATTR_STRING;
$out->{$name} = $self->attribute($name) if $type < ATTR_NO_INHERIT;
}
$out;
}
sub get_attributes
{
my $self = shift;
$self->error("get_attributes() doesn't take arguments") if @_ > 0;
my $att = {};
my $class = $self->main_class();
for my $type ('all', $class)
{
for my $a (keys %{$attributes->{$type}})
{
my $val = $self->attribute($a);
$att->{$a} = $val if defined $val;
}
}
$att;
}
1;
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