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# Copyright (c) 2019 lulua contributors
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.
import pkg_resources
from itertools import chain
from typing import Text, Dict, Iterator, List
from .util import YamlLoader
# XXX move this to keyboard.yaml?
_buttonToXorgKeycode = {
'Bl1': 49,
'Bl2': 10,
'Bl3': 11,
'Bl4': 12,
'Bl5': 13,
'Bl6': 14,
'Bl7': 15,
'Br6': 16,
'Br5': 17,
'Br4': 18,
'Br3': 19,
'Br2': 20,
'Br1': 21,
'Br_bs': 22,
'Cl_tab': 23,
'Cl1': 24,
'Cl2': 25,
'Cl3': 26,
'Cl4': 27,
'Cl5': 28,
'Cr7': 29,
'Cr6': 30,
'Cr5': 31,
'Cr4': 32,
'Cr3': 33,
'Cr2': 34,
'Cr1': 35,
'CD_ret': 36,
'Dl_caps': 66,
'Dl1': 38,
'Dl2': 39,
'Dl3': 40,
'Dl4': 41,
'Dl5': 42,
'Dr7': 43,
'Dr6': 44,
'Dr5': 45,
'Dr4': 46,
'Dr3': 47,
'Dr2': 48,
'Dr1': 51,
'El_shift': 50,
'El1': 94,
'El2': 52,
'El3': 53,
'El4': 54,
'El5': 55,
'El6': 56,
'Er5': 57,
'Er4': 58,
'Er3': 59,
'Er2': 60,
'Er1': 61,
'Er_shift': 62,
'Fl_ctrl': 37,
'Fl_win': 133,
'Fl_alt': 64,
'Fl_space': 65,
'Fr_space': 65,
'Fr_altgr': 108,
'Fr_win': 105,
'Fr_menu': 135,
'Fr_ctrl': 105,
}
class Button:
__slots__ = ('width', 'isMarked', 'i')
_idToName : Dict[int, Text] = {}
_nameToId : Dict[Text, int] = {}
_nextNameId = 0
def __init__ (self, name: Text, width: float = 1, isMarked: bool = False):
# map names to integers for fast comparison/hashing
i = Button._nameToId.get (name)
if i is None:
i = Button._nextNameId
Button._nextNameId += 1
Button._idToName[i] = name
Button._nameToId[name] = i
self.i = i
self.width = width
# marked with an haptic line, for better orientation
self.isMarked = isMarked
def __repr__ (self):
return f'Button({self.name!r}, {self.width}, {self.isMarked})'
def __eq__ (self, other):
if not isinstance (other, Button):
return NotImplemented
return self.i == other.i
def __hash__ (self):
return hash (self.i)
@property
def name (self):
return Button._idToName[self.i]
@property
def xorgKeycode (self):
return _buttonToXorgKeycode[self.name]
@classmethod
def deserialize (self, data: Dict):
kindMap = {'standard': Button, 'letter': LetterButton, 'multi': MultiRowButton}
try:
kind = data['kind']
del data['kind']
except KeyError:
kind = 'standard'
return kindMap[kind] (**data)
class LetterButton (Button):
"""
A letter, number or symbol button, but not special keys like modifier, tab,
…
"""
def __init__ (self, name, isMarked=False):
super().__init__ (name, width=1, isMarked=isMarked)
def __repr__ (self):
return f'LetterButton({self.name!r}, {self.isMarked})'
class MultiRowButton (Button):
"""
A button spanning multiple rows, like the return button on european
keyboards
"""
__slots__ = ('span', )
def __init__ (self, name, span, isMarked=False):
super ().__init__ (name, width=1, isMarked=isMarked)
self.span = span
def __repr__ (self):
return f'MultiRowButton({self.name!r}, {self.span!r}, {self.isMarked!r})'
class PhysicalKeyboard:
__slots__ = ('name', 'rows', '_buttonToRow')
def __init__ (self, name: Text, rows):
self.name = name
self.rows = rows
self._buttonToRow = dict ()
for i, (l, r) in enumerate (rows):
for btn in chain (l, r):
self._buttonToRow[btn] = i
def __iter__ (self):
return iter (self.rows)
def __repr__ (self):
return f'<PhysicalKeyboard {self.name} with {len (self)} keys>'
def __len__ (self):
return sum (map (lambda x: len(x[0])+len(x[1]), self))
def __getitem__ (self, name: Text) -> Button:
""" Find button by name """
# XXX: speed up
for k in self.keys ():
if k.name == name:
return k
raise AttributeError (f'{name} is not a valid button name')
def keys (self) -> Iterator[Button]:
""" Iterate over all keys """
for row in self.rows:
yield from chain.from_iterable (row)
def find (self, name: Text) -> Button:
return self[name]
def getRow (self, btn: Button):
return self._buttonToRow[btn]
@classmethod
def deserialize (cls, data: Dict):
rows = []
for l, r in data['rows']:
row : List[List[Button]] = [[], []]
for btn in l:
row[0].append (Button.deserialize (btn))
for btn in r:
row[1].append (Button.deserialize (btn))
rows.append (row)
return cls (data['name'], rows)
defaultKeyboards = YamlLoader ('data/keyboards', PhysicalKeyboard.deserialize)
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