def getcolor(self, color):
# experimental: given an rgb tuple, allocate palette entry
if self.rawmode:
raise ValueError("palette contains raw palette data")
if Image.isTupleType(color):
try:
return self.colors[color]
except KeyError:
# allocate new color slot
if Image.isStringType(self.palette):
self.palette = map(int, self.palette)
index = len(self.colors)
if index >= 256:
raise ValueError("cannot allocate more than 256 colors")
self.colors[color] = index
self.palette[index] = color[0]
self.palette[index+256] = color[1]
self.palette[index+512] = color[2]
self.dirty = 1
return index
else:
raise ValueError("unknown color specifier: %r" % color)
def getcolor(self, color):
# experimental: given an rgb tuple, allocate palette entry
if self.rawmode:
raise ValueError("palette contains raw palette data")
if Image.isTupleType(color):
try:
return self.colors[color]
except KeyError:
# allocate new color slot
if Image.isStringType(self.palette):
self.palette = map(int, self.palette)
index = len(self.colors)
if index >= 256:
raise ValueError("cannot allocate more than 256 colors")
self.colors[color] = index
self.palette[index] = color[0]
self.palette[index + 256] = color[1]
self.palette[index + 512] = color[2]
self.dirty = 1
return index
else:
raise ValueError("unknown color specifier: %r" % color)