113 lines
2.9 KiB
Python
113 lines
2.9 KiB
Python
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class Dumb:
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name = 'dumb'
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def insert(self, s):
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assert self.i <= len(self.outc)
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if self.i == len(self.outc):
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self.outc.append(s)
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else:
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self.outc[self.i] = s
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self.i += 1
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def do_backspace(self):
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self.i = max(0, self.i - 1)
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def do_tab(self):
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self.insert(' ')
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def do_newline(self):
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self.outs += ''.join(self.outc) + '\n'
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self.i = 0
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self.outc = []
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def do_careturn(self):
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self.i = 0
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def do_esc(self, c):
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pass
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def do_delete(self):
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if self.i < len(self.outc):
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del self.outc[self.i]
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def handle_ctl(self, c):
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n = ord(c)
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if n == 8:
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self.do_backspace()
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elif n == 9:
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self.do_tab()
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elif n == 10:
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self.do_newline()
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elif n == 13:
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self.do_careturn()
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elif n == 27:
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self.do_esc(c)
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elif n == 127:
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self.do_delete()
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def handle_print(self, c):
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self.insert(c)
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def handle_8bit(self, c):
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pass
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def handle(self, c):
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n = ord(c)
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assert n >= 0 and n < 256
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if n <= 27 or n == 127:
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self.handle_ctl(c)
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elif n < 127:
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self.handle_print(c)
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else:
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self.handle_8bit(c)
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def filter(self, s):
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self.i = 0
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self.outc = []
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self.outs = ""
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for c in s:
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self.handle(c)
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return self.outs + ''.join(self.outc)
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class XTerm(Dumb):
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name = 'xterm'
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ansi_colors = {
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'\033[30m': '[B:d]',
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'\033[30;0m': '[B:d]',
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'\033[30;1m': '[B:d:*]',
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'\033[31m': '[r:d]',
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'\033[31;0m': '[r:d]',
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'\033[31;1m': '[r:d:*]',
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'\033[32m': '[g:d]',
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'\033[32;0m': '[g:d]',
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'\033[32;1m': '[g:d:*]',
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'\033[33m': '[y:d]',
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'\033[33;0m': '[y:d]',
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'\033[33;1m': '[y:d:*]',
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'\033[34m': '[b:d]',
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'\033[34;0m': '[b:d]',
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'\033[34;1m': '[b:d:*]',
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'\033[35m': '[m:d]',
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'\033[35;0m': '[m:d]',
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'\033[35;1m': '[m:d:*]',
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'\033[36m': '[c:d]',
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'\033[36;0m': '[c:d]',
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'\033[36;1m': '[c:d:*]',
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'\033[37m': '[w:d]',
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'\033[37;0m': '[w:d]',
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'\033[37;1m': '[w:d:*]',
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'\033[39m': '[d:d]',
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'\033[39;0m': '[d:d]',
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'\033[39;1m': '[d:d:*]',
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}
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def filter(self, s):
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self.meta = []
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return Dumb.filter(self, s)
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def do_esc(self, c):
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self.meta.append(c)
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def handle(self, c):
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if self.meta:
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self.meta.append(c)
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if c == 'm':
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s = ''.join(self.meta)
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if s in self.ansi_colors:
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#self.insert(self.ansi_colors[s])
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pass
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self.meta = []
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else:
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Dumb.handle(self, c)
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