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comparison sat_frontends/tools/css_color.py @ 2624:56f94936df1e

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code style reformatting using black
author Goffi <goffi@goffi.org>
date Wed, 27 Jun 2018 20:14:46 +0200
parents 26edcf3a30eb
children 003b8b4b56a7
comparison
equal deleted inserted replaced
2623:49533de4540b 2624:56f94936df1e
16 16
17 # You should have received a copy of the GNU Affero General Public License 17 # You should have received a copy of the GNU Affero General Public License
18 # along with this program. If not, see <http://www.gnu.org/licenses/>. 18 # along with this program. If not, see <http://www.gnu.org/licenses/>.
19 19
20 from sat.core.log import getLogger 20 from sat.core.log import getLogger
21
21 log = getLogger(__name__) 22 log = getLogger(__name__)
22 23
23 24
24 CSS_COLORS = { 25 CSS_COLORS = {
25 u"black": u"000000", 26 u"black": u"000000",
165 u"turquoise": u"40e0d0", 166 u"turquoise": u"40e0d0",
166 u"violet": u"ee82ee", 167 u"violet": u"ee82ee",
167 u"wheat": u"f5deb3", 168 u"wheat": u"f5deb3",
168 u"whitesmoke": u"f5f5f5", 169 u"whitesmoke": u"f5f5f5",
169 u"yellowgreen": u"9acd32", 170 u"yellowgreen": u"9acd32",
170 u"rebeccapurple": u"663399" 171 u"rebeccapurple": u"663399",
171 } 172 }
172 DEFAULT = u"000000" 173 DEFAULT = u"000000"
173 174
174 175
175 def parse(raw_value, as_string=True): 176 def parse(raw_value, as_string=True):
183 else value is a 3 or 4 tuple of int (e.g.: (255, 0, 170, 187)). 184 else value is a 3 or 4 tuple of int (e.g.: (255, 0, 170, 187)).
184 If present, the 4th value is the alpha channel 185 If present, the 4th value is the alpha channel
185 If value can't be parsed, a warning message is logged, and DEFAULT is returned 186 If value can't be parsed, a warning message is logged, and DEFAULT is returned
186 """ 187 """
187 raw_value = raw_value.strip().lower() 188 raw_value = raw_value.strip().lower()
188 if raw_value.startswith(u'#'): 189 if raw_value.startswith(u"#"):
189 # we have a hexadecimal value 190 # we have a hexadecimal value
190 str_value = raw_value[1:] 191 str_value = raw_value[1:]
191 if len(raw_value) in (3,4): 192 if len(raw_value) in (3, 4):
192 str_value = u''.join([2*v for v in str_value]) 193 str_value = u"".join([2 * v for v in str_value])
193 elif raw_value.startswith(u'rgb'): 194 elif raw_value.startswith(u"rgb"):
194 left_p = raw_value.find(u'(') 195 left_p = raw_value.find(u"(")
195 right_p = raw_value.find(u')') 196 right_p = raw_value.find(u")")
196 rgb_values = [v.strip() for v in raw_value[left_p+1:right_p].split(',')] 197 rgb_values = [v.strip() for v in raw_value[left_p + 1 : right_p].split(",")]
197 expected_len = 4 if raw_value.startswith(u'rgba') else 3 198 expected_len = 4 if raw_value.startswith(u"rgba") else 3
198 if len(rgb_values) != expected_len: 199 if len(rgb_values) != expected_len:
199 log.warning(u"incorrect value: {}".format(raw_value)) 200 log.warning(u"incorrect value: {}".format(raw_value))
200 str_value = DEFAULT 201 str_value = DEFAULT
201 else: 202 else:
202 int_values = [] 203 int_values = []
203 for rgb_v in rgb_values: 204 for rgb_v in rgb_values:
204 p_idx = rgb_v.find(u'%') 205 p_idx = rgb_v.find(u"%")
205 if p_idx == -1: 206 if p_idx == -1:
206 # base 10 value 207 # base 10 value
207 try: 208 try:
208 int_v = int(rgb_v) 209 int_v = int(rgb_v)
209 if int_v > 255: 210 if int_v > 255:
220 raise ValueError(u"value exceed 255") 221 raise ValueError(u"value exceed 255")
221 int_values.append(int_v) 222 int_values.append(int_v)
222 except ValueError: 223 except ValueError:
223 log.warning(u"invalid percent value: {}".format(rgb_v)) 224 log.warning(u"invalid percent value: {}".format(rgb_v))
224 int_values.append(0) 225 int_values.append(0)
225 str_value = u''.join([u"{:02x}".format(v) for v in int_values]) 226 str_value = u"".join([u"{:02x}".format(v) for v in int_values])
226 elif raw_value.startswith(u'hsl'): 227 elif raw_value.startswith(u"hsl"):
227 log.warning(u"hue-saturation-lightness not handled yet") # TODO 228 log.warning(u"hue-saturation-lightness not handled yet") # TODO
228 str_value = DEFAULT 229 str_value = DEFAULT
229 else: 230 else:
230 try: 231 try:
231 str_value = CSS_COLORS[raw_value] 232 str_value = CSS_COLORS[raw_value]
234 str_value = DEFAULT 235 str_value = DEFAULT
235 236
236 if as_string: 237 if as_string:
237 return str_value 238 return str_value
238 else: 239 else:
239 return tuple([int(str_value[i]+str_value[i+1], 16) for i in xrange(0, len(str_value), 2)]) 240 return tuple(
241 [
242 int(str_value[i] + str_value[i + 1], 16)
243 for i in xrange(0, len(str_value), 2)
244 ]
245 )