1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
|
# vim:fileencoding=utf-8:noet
from __future__ import (unicode_literals, division, absolute_import, print_function)
from copy import copy
from powerline.lib.unicode import unicode
DEFAULT_MODE_KEY = None
ATTR_BOLD = 1
ATTR_ITALIC = 2
ATTR_UNDERLINE = 4
def get_attrs_flag(attrs):
'''Convert an attribute array to a renderer flag.'''
attrs_flag = 0
if 'bold' in attrs:
attrs_flag |= ATTR_BOLD
if 'italic' in attrs:
attrs_flag |= ATTR_ITALIC
if 'underline' in attrs:
attrs_flag |= ATTR_UNDERLINE
return attrs_flag
def pick_gradient_value(grad_list, gradient_level):
'''Given a list of colors and gradient percent, return a color that should be used.
Note: gradient level is not checked for being inside [0, 100] interval.
'''
return grad_list[int(round(gradient_level * (len(grad_list) - 1) / 100))]
class Colorscheme(object):
def __init__(self, colorscheme_config, colors_config):
'''Initialize a colorscheme.'''
self.colors = {}
self.gradients = {}
self.groups = colorscheme_config['groups']
self.translations = colorscheme_config.get('mode_translations', {})
# Create a dict of color tuples with both a cterm and hex value
for color_name, color in colors_config['colors'].items():
try:
self.colors[color_name] = (color[0], int(color[1], 16))
except TypeError:
self.colors[color_name] = (color, cterm_to_hex[color])
# Create a dict of gradient names with two lists: for cterm and hex
# values. Two lists in place of one list of pairs were chosen because
# true colors allow more precise gradients.
for gradient_name, gradient in colors_config['gradients'].items():
if len(gradient) == 2:
self.gradients[gradient_name] = (
(gradient[0], [int(color, 16) for color in gradient[1]]))
else:
self.gradients[gradient_name] = (
(gradient[0], [cterm_to_hex[color] for color in gradient[0]]))
def get_gradient(self, gradient, gradient_level):
if gradient in self.gradients:
return tuple((pick_gradient_value(grad_list, gradient_level) for grad_list in self.gradients[gradient]))
else:
return self.colors[gradient]
def get_group_props(self, mode, trans, group, translate_colors=True):
if isinstance(group, (str, unicode)):
try:
group_props = trans['groups'][group]
except KeyError:
try:
group_props = self.groups[group]
except KeyError:
return None
else:
return self.get_group_props(mode, trans, group_props, True)
else:
return self.get_group_props(mode, trans, group_props, False)
else:
if translate_colors:
group_props = copy(group)
try:
ctrans = trans['colors']
except KeyError:
pass
else:
for key in ('fg', 'bg'):
try:
group_props[key] = ctrans[group_props[key]]
except KeyError:
pass
return group_props
else:
return group
def get_highlighting(self, groups, mode, gradient_level=None):
trans = self.translations.get(mode, {})
for group in groups:
group_props = self.get_group_props(mode, trans, group)
if group_props:
break
else:
raise KeyError('Highlighting groups not found in colorscheme: ' + ', '.join(groups))
if gradient_level is None:
pick_color = self.colors.__getitem__
else:
pick_color = lambda gradient: self.get_gradient(gradient, gradient_level)
return {
'fg': pick_color(group_props['fg']),
'bg': pick_color(group_props['bg']),
'attrs': get_attrs_flag(group_props.get('attrs', [])),
}
# 0 1 2 3 4 5 6 7 8 9
cterm_to_hex = (
0x000000, 0xc00000, 0x008000, 0x804000, 0x0000c0, 0xc000c0, 0x008080, 0xc0c0c0, 0x808080, 0xff6060, # 0
0x00ff00, 0xffff00, 0x8080ff, 0xff40ff, 0x00ffff, 0xffffff, 0x000000, 0x00005f, 0x000087, 0x0000af, # 1
0x0000d7, 0x0000ff, 0x005f00, 0x005f5f, 0x005f87, 0x005faf, 0x005fd7, 0x005fff, 0x008700, 0x00875f, # 2
0x008787, 0x0087af, 0x0087d7, 0x0087ff, 0x00af00, 0x00af5f, 0x00af87, 0x00afaf, 0x00afd7, 0x00afff, # 3
0x00d700, 0x00d75f, 0x00d787, 0x00d7af, 0x00d7d7, 0x00d7ff, 0x00ff00, 0x00ff5f, 0x00ff87, 0x00ffaf, # 4
0x00ffd7, 0x00ffff, 0x5f0000, 0x5f005f, 0x5f0087, 0x5f00af, 0x5f00d7, 0x5f00ff, 0x5f5f00, 0x5f5f5f, # 5
0x5f5f87, 0x5f5faf, 0x5f5fd7, 0x5f5fff, 0x5f8700, 0x5f875f, 0x5f8787, 0x5f87af, 0x5f87d7, 0x5f87ff, # 6
0x5faf00, 0x5faf5f, 0x5faf87, 0x5fafaf, 0x5fafd7, 0x5fafff, 0x5fd700, 0x5fd75f, 0x5fd787, 0x5fd7af, # 7
0x5fd7d7, 0x5fd7ff, 0x5fff00, 0x5fff5f, 0x5fff87, 0x5fffaf, 0x5fffd7, 0x5fffff, 0x870000, 0x87005f, # 8
0x870087, 0x8700af, 0x8700d7, 0x8700ff, 0x875f00, 0x875f5f, 0x875f87, 0x875faf, 0x875fd7, 0x875fff, # 9
0x878700, 0x87875f, 0x878787, 0x8787af, 0x8787d7, 0x8787ff, 0x87af00, 0x87af5f, 0x87af87, 0x87afaf, # 10
0x87afd7, 0x87afff, 0x87d700, 0x87d75f, 0x87d787, 0x87d7af, 0x87d7d7, 0x87d7ff, 0x87ff00, 0x87ff5f, # 11
0x87ff87, 0x87ffaf, 0x87ffd7, 0x87ffff, 0xaf0000, 0xaf005f, 0xaf0087, 0xaf00af, 0xaf00d7, 0xaf00ff, # 12
0xaf5f00, 0xaf5f5f, 0xaf5f87, 0xaf5faf, 0xaf5fd7, 0xaf5fff, 0xaf8700, 0xaf875f, 0xaf8787, 0xaf87af, # 13
0xaf87d7, 0xaf87ff, 0xafaf00, 0xafaf5f, 0xafaf87, 0xafafaf, 0xafafd7, 0xafafff, 0xafd700, 0xafd75f, # 14
0xafd787, 0xafd7af, 0xafd7d7, 0xafd7ff, 0xafff00, 0xafff5f, 0xafff87, 0xafffaf, 0xafffd7, 0xafffff, # 15
0xd70000, 0xd7005f, 0xd70087, 0xd700af, 0xd700d7, 0xd700ff, 0xd75f00, 0xd75f5f, 0xd75f87, 0xd75faf, # 16
0xd75fd7, 0xd75fff, 0xd78700, 0xd7875f, 0xd78787, 0xd787af, 0xd787d7, 0xd787ff, 0xd7af00, 0xd7af5f, # 17
0xd7af87, 0xd7afaf, 0xd7afd7, 0xd7afff, 0xd7d700, 0xd7d75f, 0xd7d787, 0xd7d7af, 0xd7d7d7, 0xd7d7ff, # 18
0xd7ff00, 0xd7ff5f, 0xd7ff87, 0xd7ffaf, 0xd7ffd7, 0xd7ffff, 0xff0000, 0xff005f, 0xff0087, 0xff00af, # 19
0xff00d7, 0xff00ff, 0xff5f00, 0xff5f5f, 0xff5f87, 0xff5faf, 0xff5fd7, 0xff5fff, 0xff8700, 0xff875f, # 20
0xff8787, 0xff87af, 0xff87d7, 0xff87ff, 0xffaf00, 0xffaf5f, 0xffaf87, 0xffafaf, 0xffafd7, 0xffafff, # 21
0xffd700, 0xffd75f, 0xffd787, 0xffd7af, 0xffd7d7, 0xffd7ff, 0xffff00, 0xffff5f, 0xffff87, 0xffffaf, # 22
0xffffd7, 0xffffff, 0x080808, 0x121212, 0x1c1c1c, 0x262626, 0x303030, 0x3a3a3a, 0x444444, 0x4e4e4e, # 23
0x585858, 0x626262, 0x6c6c6c, 0x767676, 0x808080, 0x8a8a8a, 0x949494, 0x9e9e9e, 0xa8a8a8, 0xb2b2b2, # 24
0xbcbcbc, 0xc6c6c6, 0xd0d0d0, 0xdadada, 0xe4e4e4, 0xeeeeee # 25
)
|
