pmacs3/mode_life.py

87 lines
3.2 KiB
Python
Raw Normal View History

2007-06-23 16:12:00 -04:00
import re, sets, string, sys
2007-07-14 10:21:22 -04:00
import color, commands, default, method, mode2, regex, tab2
2007-06-23 16:12:00 -04:00
from point2 import Point
from lex2 import Grammar, PatternRule, ContextPatternRule, \
2007-06-23 16:12:00 -04:00
RegionRule, DualRegionRule
class Life(mode2.Fundamental):
def __init__(self, w):
mode2.Fundamental.__init__(self, w)
self.add_action(LifeShiftLeft())
self.add_action(LifeShiftRight())
self.add_action_and_bindings(LifeDoTurn(), ('M-RETURN',))
for c in string.letters + string.digits + string.punctuation:
self.add_action_and_bindings(LifeInsertString(c), c)
self.token = 'o'
w.buffer.set_lines(self.normalize_board(), force=True)
w.goto_beginning()
def name(self):
return "Life"
def normalize_board(self):
lines = self.window.buffer.lines
s = ' ' * (self.window.width-1)
newlines = [s] * (self.window.height-1)
for i in range(0, min(len(lines), (self.window.height-1))):
chars = [' '] * (self.window.width-1)
for j in range(0, min(len(lines[i]), (self.window.height-1))):
if lines[i][j] != ' ':
chars[j] = self.token
newlines[i] = ''.join(chars)
return newlines
class LifeShiftLeft(method.Method):
def _execute(self, w, **vargs):
newlines = list(w.buffer.lines)
for i in range(0, len(newlines)):
newlines[i] = newlines[i][10:] + newlines[i][:10]
w.buffer.set_lines(newlines)
w.goto_beginning()
class LifeShiftRight(method.Method):
def _execute(self, w, **vargs):
newlines = list(w.buffer.lines)
for i in range(0, len(newlines)):
newlines[i] = newlines[i][-10:] + newlines[i][:-10]
w.buffer.set_lines(newlines)
w.goto_beginning()
# insert text
class LifeInsertString(method.Method):
_is_method = False
def __init__(self, s):
self.name = "life-insert-string-%s" % (s)
self.args = []
self.help = "Insert %r into the current buffer." % s
self.string = s
def _execute(self, w, **vargs):
if w.cursor_char() == '\n':
return
w.right_delete()
w.insert_string_at_cursor(w.mode.token)
class LifeDoTurn(method.Method):
'''Run a turn of life on the current buffer'''
def _execute(self, w, **vargs):
lines = w.mode.normalize_board()
newlines = list(lines)
w.buffer.set_lines(lines)
w.goto_beginning()
for y in range(0, (w.height-1)):
line = list(newlines[y])
for x in range(0, (w.width-1)):
on = lines[y][x] != ' '
count = 0
for (i,j) in ((-1, -1), (-1, 0), (-1, 1), (0, 1),
(0, -1), (1, -1), (1, 0), (1, 1)):
y2 = (y + i) % (w.height-2)
x2 = (x + j) % (w.width-2)
if lines[y2][x2] != ' ':
count += 1
if count == 3 or count == 2 and on:
line[x] = w.mode.token
else:
line[x] = ' '
newlines[y] = ''.join(line)
w.buffer.set_lines(newlines)
w.goto_beginning()