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simplestyle.py
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simplestyle.py
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"""
simplestyle.py
Two simple functions for working with inline css
and some color handling on top.
Copyright (C) 2005 Aaron Spike, aaron@ekips.org
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
"""
svgcolors={
'aliceblue':'#f0f8ff',
'antiquewhite':'#faebd7',
'aqua':'#00ffff',
'aquamarine':'#7fffd4',
'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',
'dimgrey':'#696969',
'dodgerblue':'#1e90ff',
'firebrick':'#b22222',
'floralwhite':'#fffaf0',
'forestgreen':'#228b22',
'fuchsia':'#ff00ff',
'gainsboro':'#dcdcdc',
'ghostwhite':'#f8f8ff',
'gold':'#ffd700',
'goldenrod':'#daa520',
'gray':'#808080',
'grey':'#808080',
'green':'#008000',
'greenyellow':'#adff2f',
'honeydew':'#f0fff0',
'hotpink':'#ff69b4',
'indianred':'#cd5c5c',
'indigo':'#4b0082',
'ivory':'#fffff0',
'khaki':'#f0e68c',
'lavender':'#e6e6fa',
'lavenderblush':'#fff0f5',
'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',
'lime':'#00ff00',
'limegreen':'#32cd32',
'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',
'olive':'#808000',
'olivedrab':'#6b8e23',
'orange':'#ffa500',
'orangered':'#ff4500',
'orchid':'#da70d6',
'palegoldenrod':'#eee8aa',
'palegreen':'#98fb98',
'paleturquoise':'#afeeee',
'palevioletred':'#db7093',
'papayawhip':'#ffefd5',
'peachpuff':'#ffdab9',
'peru':'#cd853f',
'pink':'#ffc0cb',
'plum':'#dda0dd',
'powderblue':'#b0e0e6',
'purple':'#800080',
'rebeccapurple':'#663399',
'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',
'yellow':'#ffff00',
'yellowgreen':'#9acd32'
}
def parseStyle(s):
"""Create a dictionary from the value of an inline style attribute"""
if s is None:
return {}
else:
return dict([[x.strip() for x in i.split(":")] for i in s.split(";") if len(i.strip())])
def formatStyle(a):
"""Format an inline style attribute from a dictionary"""
return ";".join([att+":"+str(val) for att,val in a.iteritems()])
def isColor(c):
"""Determine if its a color we can use. If not, leave it unchanged."""
if c.startswith('#') and (len(c)==4 or len(c)==7):
return True
if c.lower() in svgcolors.keys():
return True
#might be "none" or some undefined color constant or rgb()
#however, rgb() shouldnt occur at this point
return False
def parseColor(c):
"""Creates a rgb int array"""
tmp = svgcolors.get(c.lower())
if tmp is not None:
c = tmp
elif c.startswith('#') and len(c)==4:
c='#'+c[1:2]+c[1:2]+c[2:3]+c[2:3]+c[3:]+c[3:]
elif c.startswith('rgb('):
# remove the rgb(...) stuff
tmp = c.strip()[4:-1]
numbers = [number.strip() for number in tmp.split(',')]
converted_numbers = []
if len(numbers) == 3:
for num in numbers:
if num.endswith(r'%'):
converted_numbers.append(int(float(num[0:-1])*255/100))
else:
converted_numbers.append(int(num))
return tuple(converted_numbers)
else:
return (0,0,0)
try:
r=int(c[1:3],16)
g=int(c[3:5],16)
b=int(c[5:],16)
except:
# unknown color ...
# Return a default color. Maybe not the best thing to do but probably
# better than raising an exception.
return(0,0,0)
return (r,g,b)
def formatColoria(a):
"""int array to #rrggbb"""
return '#%02x%02x%02x' % (a[0],a[1],a[2])
def formatColorfa(a):
"""float array to #rrggbb"""
return '#%02x%02x%02x' % (int(round(a[0]*255)),int(round(a[1]*255)),int(round(a[2]*255)))
def formatColor3i(r,g,b):
"""3 ints to #rrggbb"""
return '#%02x%02x%02x' % (r,g,b)
def formatColor3f(r,g,b):
"""3 floats to #rrggbb"""
return '#%02x%02x%02x' % (int(round(r*255)),int(round(g*255)),int(round(b*255)))
# vim: expandtab shiftwidth=4 tabstop=8 softtabstop=4 fileencoding=utf-8 textwidth=99