def _copy_color_in(self, col, name=None):
if col is self._EMPTY_SLOT_ITEM or col is None:
result = self._EMPTY_SLOT_ITEM
else:
if name is None:
try:
name = col.__name
except AttributeError:
pass
if name is not None:
name = unicode(name)
result = RGBColor(color=col)
result.__name = name
return result
def _copy_color_in(self, col, name=None):
if col is self._EMPTY_SLOT_ITEM or col is None:
result = self._EMPTY_SLOT_ITEM
else:
if name is None:
try:
name = col.__name
except AttributeError:
pass
if name is not None:
name = unicode(name)
result = RGBColor(color=col)
result.__name = name
return result
def _copy_color_out(self, col):
if col is self._EMPTY_SLOT_ITEM:
return None
result = RGBColor(color=col)
result.__name = col.__name
return result
def load(self, filehandle, silent=False):
"""Load contents from a file handle containing a GIMP palette.
:param filehandle: File-like object (.readline, line iteration)
:param bool silent: If true, don't emit any events.
>>> pal = Palette()
>>> with open("palettes/MyPaint_Default.gpl", "r") as fp:
... pal.load(fp)
>>> len(pal) > 1
True
If the file format is incorrect, a RuntimeError will be raised.
"""
comment_line_re = re.compile(r'^#')
field_line_re = re.compile(r'^(\w+)\s*:\s*(.*)$')
color_line_re = re.compile(r'^(\d+)\s+(\d+)\s+(\d+)\s*(?:\b(.*))$')
fp = filehandle
self.clear(silent=True) # method fires events itself
line = fp.readline()
if line.strip() != "GIMP Palette":
raise RuntimeError("Not a valid GIMP Palette")
header_done = False
line_num = 0
for line in fp:
line = line.strip()
line_num += 1
if line == '':
continue
if comment_line_re.match(line):
continue
if not header_done:
match = field_line_re.match(line)
if match:
key, value = match.groups()
key = key.lower()
if key == 'name':
self._name = value.strip()
elif key == 'columns':
self._columns = int(value)
else:
logger.warning("Unknown 'key:value' pair %r", line)
continue
else:
header_done = True
match = color_line_re.match(line)
if not match:
logger.warning("Expected 'R G B [Name]', not %r", line)
continue
r, g, b, col_name = match.groups()
col_name = col_name.strip()
r = float(clamp(int(r), 0, 0xff))/0xff
g = float(clamp(int(g), 0, 0xff))/0xff
b = float(clamp(int(b), 0, 0xff))/0xff
if r == g == b == 0 and col_name == self._EMPTY_SLOT_NAME:
self.append(None)
else:
col = RGBColor(r, g, b)
col.__name = col_name
self._colors.append(col)
if not silent:
self.info_changed()
self.sequence_changed()
self.match_changed()
def _copy_color_out(self, col):
if col is self._EMPTY_SLOT_ITEM:
return None
result = RGBColor(color=col)
result.__name = col.__name
return result
def load(self, filehandle, silent=False):
"""Load contents from a file handle containing a GIMP palette.
:param filehandle: File-like object (.readline, line iteration)
:param bool silent: If true, don't emit any events.
>>> pal = Palette()
>>> with open("palettes/MyPaint_Default.gpl", "r") as fp:
... pal.load(fp)
>>> len(pal) > 1
True
If the file format is incorrect, a RuntimeError will be raised.
"""
comment_line_re = re.compile(r'^#')
field_line_re = re.compile(r'^(\w+)\s*:\s*(.*)$')
color_line_re = re.compile(r'^(\d+)\s+(\d+)\s+(\d+)\s*(?:\b(.*))$')
fp = filehandle
self.clear(silent=True) # method fires events itself
line = fp.readline()
if line.strip() != "GIMP Palette":
raise RuntimeError("Not a valid GIMP Palette")
header_done = False
line_num = 0
for line in fp:
line = line.strip()
line_num += 1
if line == '':
continue
if comment_line_re.match(line):
continue
if not header_done:
match = field_line_re.match(line)
if match:
key, value = match.groups()
key = key.lower()
if key == 'name':
self._name = value.strip()
elif key == 'columns':
self._columns = int(value)
else:
logger.warning("Unknown 'key:value' pair %r", line)
continue
else:
header_done = True
match = color_line_re.match(line)
if not match:
logger.warning("Expected 'R G B [Name]', not %r", line)
continue
r, g, b, col_name = match.groups()
col_name = col_name.strip()
r = clamp(int(r), 0, 0xff) / 0xff
g = clamp(int(g), 0, 0xff) / 0xff
b = clamp(int(b), 0, 0xff) / 0xff
if r == g == b == 0 and col_name == self._EMPTY_SLOT_NAME:
self.append(None)
else:
col = RGBColor(r, g, b)
col.__name = col_name
self._colors.append(col)
if not silent:
self.info_changed()
self.sequence_changed()
self.match_changed()
