72 lines
2.1 KiB
Python
72 lines
2.1 KiB
Python
#!/usr/bin/env python
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# encoding: utf-8
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import vim
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from PySnipEmu.Geometry import Position
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__all__ = [ "TextBuffer", "VimBuffer" ]
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class Buffer(object):
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def _replace(self, start, end, content, first_line, last_line):
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text = content[:]
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if len(text) == 1:
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arr = [ first_line + text[0] + last_line ]
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new_end = start + Position(0,len(text[0]))
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else:
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arr = [ first_line + text[0] ] + \
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text[1:-1] + \
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[ text[-1] + last_line ]
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new_end = Position(start.line + len(text)-1, len(text[-1]))
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self[start.line:end.line+1] = arr
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return new_end
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class TextBuffer(Buffer):
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def __init__(self, textblock):
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# We do not use splitlines() here because it handles cases like 'text\n'
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# differently than we want it here
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self._lines = textblock.replace('\r','').split('\n')
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def calc_end(self, start):
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text = self._lines[:]
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if len(text) == 1:
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new_end = start + Position(0,len(text[0]))
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else:
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new_end = Position(start.line + len(text)-1, len(text[-1]))
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return new_end
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def replace_text( self, start, end, content ):
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first_line = self[start.line][:start.col]
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last_line = self[end.line][end.col:]
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return self._replace( start, end, content, first_line, last_line)
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def __getitem__(self, a):
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return self._lines.__getitem__(a)
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def __setitem__(self, a, b):
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return self._lines.__setitem__(a,b)
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def __repr__(self):
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return repr('\n'.join(self._lines))
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def __str__(self):
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return '\n'.join(self._lines)
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class VimBuffer(Buffer):
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def __init__(self, before, after):
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self._bf = before
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self._af = after
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def __getitem__(self, a):
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return vim.current.buffer[a]
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def __setitem__(self, a, b):
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if isinstance(a,slice):
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vim.current.buffer[a.start:a.stop] = b
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else:
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vim.current.buffer[a] = b
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def __repr__(self):
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return "VimBuffer()"
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def replace_text( self, start, end, content ):
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return self._replace( start, end, content, self._bf, self._af)
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