def _parse_color(lino, line, palette, cpp, count):
line = _sanitize_quoted_line(lino, line)
key = line[:cpp]
parts = line[cpp + 1 :].split()
if len(parts) % 2 != 0:
raise Image.Error("invalid XPM file line {}: invalid color".format(lino))
pairs = sorted(zip(parts[::2], parts[1::2]))
name = pairs[0][1].strip()
palette[key] = Image.ColorForName["transparent"] if name.lower() == "none" else Image.color_for_name(name)
count -= 1
if count == 0:
return count, _WANT_PIXELS
return count, _WANT_COLOR
def _parse_color(lino, line, palette, cpp, count):
line = _sanitize_quoted_line(lino, line)
key = line[:cpp]
parts = line[cpp + 1:].split()
if len(parts) % 2 != 0:
raise Image.Error(
"invalid XPM file line {}: invalid color".format(lino))
pairs = sorted(zip(parts[::2], parts[1::2]))
name = pairs[0][1].strip()
palette[key] = (Image.ColorForName["transparent"]
if name.lower() == "none" else Image.color_for_name(name))
count -= 1
if count == 0:
return count, _WANT_PIXELS
return count, _WANT_COLOR
import Image
image = Image.Image.create(64, 64, Image.color_for_name("red"))
image.save("red_64x64.xpm")
"""
代理模式
"""
import os
import tempfile
import Image
YELLOW, CYAN, BLUE, RED, BLACK = (Image.color_for_name(color)
for color in ("yellow", "cyan", "blue", "red", "black"))
class ImageProxy:
def __init__(self, ImageClass, width=None, height=None, filename=None):
assert (width is not None and height is not None) or \
filename is not None
self.Image = ImageClass
self.commands = []
if filename is not None:
self.load(filename)
else:
self.commands = [(self.Image, width, height)]
def load(self, filename):
self.commands = [(self.Image, None, None, filename)]
def save(self, filename=None):
command = self.commands.pop(0)
function, *args = command
image = function(*args)
for command in self.commands:
