summaryrefslogtreecommitdiff
path: root/src
diff options
context:
space:
mode:
authorFlorent Le Coz <louiz@louiz.org>2011-09-25 15:58:27 +0200
committerFlorent Le Coz <louiz@louiz.org>2011-09-25 15:58:27 +0200
commit412e9c281cc76d2c969eab353c4cc0f62429d001 (patch)
tree385f287df65ad30a3d7e7ea5f5d294774c8667ec /src
parente718682c7fb8c97c5c8c67831619e61c92b328e4 (diff)
downloadpoezio-412e9c281cc76d2c969eab353c4cc0f62429d001.tar.gz
poezio-412e9c281cc76d2c969eab353c4cc0f62429d001.tar.bz2
poezio-412e9c281cc76d2c969eab353c4cc0f62429d001.tar.xz
poezio-412e9c281cc76d2c969eab353c4cc0f62429d001.zip
Convert 256 colors to 8 if the terminal doesn’t support them
Diffstat (limited to 'src')
-rw-r--r--src/theming.py38
1 files changed, 36 insertions, 2 deletions
diff --git a/src/theming.py b/src/theming.py
index 97a09540..eecd749c 100644
--- a/src/theming.py
+++ b/src/theming.py
@@ -163,6 +163,30 @@ theme = Theme()
# the next time.
curses_colors_dict = {}
+table_256_to_16 = [
+ 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15,
+ 0, 4, 4, 4, 12, 12, 2, 6, 4, 4, 12, 12, 2, 2, 6, 4,
+ 12, 12, 2, 2, 2, 6, 12, 12, 10, 10, 10, 10, 14, 12, 10, 10,
+ 10, 10, 10, 14, 1, 5, 4, 4, 12, 12, 3, 8, 4, 4, 12, 12,
+ 2, 2, 6, 4, 12, 12, 2, 2, 2, 6, 12, 12, 10, 10, 10, 10,
+ 14, 12, 10, 10, 10, 10, 10, 14, 1, 1, 5, 4, 12, 12, 1, 1,
+ 5, 4, 12, 12, 3, 3, 8, 4, 12, 12, 2, 2, 2, 6, 12, 12,
+ 10, 10, 10, 10, 14, 12, 10, 10, 10, 10, 10, 14, 1, 1, 1, 5,
+ 12, 12, 1, 1, 1, 5, 12, 12, 1, 1, 1, 5, 12, 12, 3, 3,
+ 3, 7, 12, 12, 10, 10, 10, 10, 14, 12, 10, 10, 10, 10, 10, 14,
+ 9, 9, 9, 9, 13, 12, 9, 9, 9, 9, 13, 12, 9, 9, 9, 9,
+ 13, 12, 9, 9, 9, 9, 13, 12, 11, 11, 11, 11, 7, 12, 10, 10,
+ 10, 10, 10, 14, 9, 9, 9, 9, 9, 13, 9, 9, 9, 9, 9, 13,
+ 9, 9, 9, 9, 9, 13, 9, 9, 9, 9, 9, 13, 9, 9, 9, 9,
+ 9, 13, 11, 11, 11, 11, 11, 15, 0, 0, 0, 0, 0, 0, 8, 8,
+ 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 15, 15, 15, 15, 15, 15
+]
+
+def color_256_to_16(color):
+ if color == -1:
+ return color
+ return table_256_to_16[color]
+
def to_curses_attr(color_tuple):
"""
Takes a color tuple (as defined at the top of this file) and
@@ -174,6 +198,17 @@ def to_curses_attr(color_tuple):
else:
colors = color_tuple
+ bold = False
+ if curses.COLORS != 256:
+ # We are not in a term supporting 256 colors, so we convert
+ # colors to numbers between -1 and 8
+ colors = (color_256_to_16(colors[0]), color_256_to_16(colors[1]))
+ if colors[0] >= 8:
+ colors = (colors[0] - 8, colors[1])
+ bold = True
+ if colors[1] >= 8:
+ colors = (colors[0], colors[1] - 8)
+
# check if we already used these colors
try:
pair = curses_colors_dict[colors]
@@ -181,11 +216,10 @@ def to_curses_attr(color_tuple):
pair = len(curses_colors_dict) + 1
curses.init_pair(pair, colors[0], colors[1])
curses_colors_dict[colors] = pair
- log.debug('New pair: %s (%s)' % (pair, colors,))
curses_pair = curses.color_pair(pair)
if len(color_tuple) == 3:
additional_val = color_tuple[2]
- if 'b' in additional_val:
+ if 'b' in additional_val or bold is True:
curses_pair = curses_pair | curses.A_BOLD
if 'u' in additional_val:
curses_pair = curses_pair | curses.A_UNDERLINE