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408 lines
10 KiB
Python
408 lines
10 KiB
Python
# ----------------------------------------------------------------------------
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# pyglet
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# Copyright (c) 2006-2008 Alex Holkner
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# All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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#
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# * Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# * Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in
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# the documentation and/or other materials provided with the
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# distribution.
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# * Neither the name of pyglet nor the names of its
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# contributors may be used to endorse or promote products
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# derived from this software without specific prior written
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# permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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# COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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# CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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# ----------------------------------------------------------------------------
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'''Key constants and utilities for pyglet.window.
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Usage::
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from pyglet.window import Window
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from pyglet.window import key
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window = Window()
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@window.event
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def on_key_press(symbol, modifiers):
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# Symbolic names:
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if symbol == key.RETURN:
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# Alphabet keys:
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elif symbol == key.Z:
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# Number keys:
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elif symbol == key._1:
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# Number keypad keys:
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elif symbol == key.NUM_1:
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# Modifiers:
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if modifiers & key.MOD_CTRL:
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'''
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__docformat__ = 'restructuredtext'
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__version__ = '$Id: key.py 1919 2008-03-19 07:47:01Z Alex.Holkner $'
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class KeyStateHandler(dict):
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'''Simple handler that tracks the state of keys on the keyboard. If a
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key is pressed then this handler holds a True value for it.
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For example::
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>>> win = window.Window
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>>> keyboard = key.KeyStateHandler()
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>>> win.push_handlers(keyboard)
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# Hold down the "up" arrow...
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>>> keyboard[key.UP]
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True
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>>> keyboard[key.DOWN]
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False
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'''
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def on_key_press(self, symbol, modifiers):
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self[symbol] = True
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def on_key_release(self, symbol, modifiers):
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self[symbol] = False
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def __getitem__(self, key):
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return self.get(key, False)
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def modifiers_string(modifiers):
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'''Return a string describing a set of modifiers.
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Example::
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>>> modifiers_string(MOD_SHIFT | MOD_CTRL)
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'MOD_SHIFT|MOD_CTRL'
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:Parameters:
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`modifiers` : int
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Bitwise combination of modifier constants.
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:rtype: str
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'''
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mod_names = []
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if modifiers & MOD_SHIFT:
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mod_names.append('MOD_SHIFT')
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if modifiers & MOD_CTRL:
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mod_names.append('MOD_CTRL')
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if modifiers & MOD_ALT:
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mod_names.append('MOD_ALT')
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if modifiers & MOD_CAPSLOCK:
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mod_names.append('MOD_CAPSLOCK')
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if modifiers & MOD_NUMLOCK:
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mod_names.append('MOD_NUMLOCK')
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if modifiers & MOD_SCROLLLOCK:
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mod_names.append('MOD_SCROLLLOCK')
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if modifiers & MOD_COMMAND:
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mod_names.append('MOD_COMMAND')
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if modifiers & MOD_OPTION:
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mod_names.append('MOD_OPTION')
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return '|'.join(mod_names)
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def symbol_string(symbol):
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'''Return a string describing a key symbol.
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Example::
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>>> symbol_string(BACKSPACE)
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'BACKSPACE'
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:Parameters:
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`symbol` : int
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Symbolic key constant.
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:rtype: str
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'''
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if symbol < 1 << 32:
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return _key_names.get(symbol, str(symbol))
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else:
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return 'user_key(%x)' % (symbol >> 32)
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def motion_string(motion):
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'''Return a string describing a text motion.
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Example::
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>>> motion_string(MOTION_NEXT_WORD):
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'MOTION_NEXT_WORD'
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:Parameters:
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`motion` : int
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Text motion constant.
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:rtype: str
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'''
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return _motion_names.get(motion, str(motion))
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def user_key(scancode):
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'''Return a key symbol for a key not supported by pyglet.
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This can be used to map virtual keys or scancodes from unsupported
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keyboard layouts into a machine-specific symbol. The symbol will
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be meaningless on any other machine, or under a different keyboard layout.
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Applications should use user-keys only when user explicitly binds them
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(for example, mapping keys to actions in a game options screen).
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'''
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assert scancode > 0
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return scancode << 32
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# Modifier mask constants
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MOD_SHIFT = 1 << 0
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MOD_CTRL = 1 << 1
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MOD_ALT = 1 << 2
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MOD_CAPSLOCK = 1 << 3
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MOD_NUMLOCK = 1 << 4
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MOD_WINDOWS = 1 << 5
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MOD_COMMAND = 1 << 6
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MOD_OPTION = 1 << 7
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MOD_SCROLLLOCK = 1 << 8
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#: Accelerator modifier. On Windows and Linux, this is ``MOD_CTRL``, on
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#: Mac OS X it's ``MOD_COMMAND``.
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MOD_ACCEL = MOD_CTRL
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import sys as _sys
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if _sys.platform == 'darwin':
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MOD_ACCEL = MOD_COMMAND
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# Key symbol constants
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# ASCII commands
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BACKSPACE = 0xff08
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TAB = 0xff09
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LINEFEED = 0xff0a
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CLEAR = 0xff0b
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RETURN = 0xff0d
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ENTER = 0xff0d # synonym
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PAUSE = 0xff13
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SCROLLLOCK = 0xff14
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SYSREQ = 0xff15
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ESCAPE = 0xff1b
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SPACE = 0xff20
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# Cursor control and motion
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HOME = 0xff50
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LEFT = 0xff51
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UP = 0xff52
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RIGHT = 0xff53
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DOWN = 0xff54
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PAGEUP = 0xff55
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PAGEDOWN = 0xff56
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END = 0xff57
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BEGIN = 0xff58
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# Misc functions
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DELETE = 0xffff
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SELECT = 0xff60
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PRINT = 0xff61
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EXECUTE = 0xff62
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INSERT = 0xff63
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UNDO = 0xff65
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REDO = 0xff66
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MENU = 0xff67
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FIND = 0xff68
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CANCEL = 0xff69
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HELP = 0xff6a
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BREAK = 0xff6b
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MODESWITCH = 0xff7e
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SCRIPTSWITCH = 0xff7e
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# Text motion constants: these are allowed to clash with key constants
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MOTION_UP = UP
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MOTION_RIGHT = RIGHT
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MOTION_DOWN = DOWN
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MOTION_LEFT = LEFT
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MOTION_NEXT_WORD = 1
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MOTION_PREVIOUS_WORD = 2
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MOTION_BEGINNING_OF_LINE = 3
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MOTION_END_OF_LINE = 4
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MOTION_NEXT_PAGE = PAGEDOWN
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MOTION_PREVIOUS_PAGE = PAGEUP
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MOTION_BEGINNING_OF_FILE = 5
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MOTION_END_OF_FILE = 6
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MOTION_BACKSPACE = BACKSPACE
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MOTION_DELETE = DELETE
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# Number pad
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NUMLOCK = 0xff7f
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NUM_SPACE = 0xff80
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NUM_TAB = 0xff89
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NUM_ENTER = 0xff8d
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NUM_F1 = 0xff91
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NUM_F2 = 0xff92
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NUM_F3 = 0xff93
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NUM_F4 = 0xff94
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NUM_HOME = 0xff95
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NUM_LEFT = 0xff96
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NUM_UP = 0xff97
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NUM_RIGHT = 0xff98
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NUM_DOWN = 0xff99
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NUM_PRIOR = 0xff9a
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NUM_PAGE_UP = 0xff9a
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NUM_NEXT = 0xff9b
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NUM_PAGE_DOWN = 0xff9b
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NUM_END = 0xff9c
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NUM_BEGIN = 0xff9d
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NUM_INSERT = 0xff9e
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NUM_DELETE = 0xff9f
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NUM_EQUAL = 0xffbd
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NUM_MULTIPLY = 0xffaa
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NUM_ADD = 0xffab
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NUM_SEPARATOR = 0xffac
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NUM_SUBTRACT = 0xffad
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NUM_DECIMAL = 0xffae
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NUM_DIVIDE = 0xffaf
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NUM_0 = 0xffb0
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NUM_1 = 0xffb1
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NUM_2 = 0xffb2
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NUM_3 = 0xffb3
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NUM_4 = 0xffb4
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NUM_5 = 0xffb5
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NUM_6 = 0xffb6
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NUM_7 = 0xffb7
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NUM_8 = 0xffb8
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NUM_9 = 0xffb9
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# Function keys
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F1 = 0xffbe
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F2 = 0xffbf
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F3 = 0xffc0
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F4 = 0xffc1
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F5 = 0xffc2
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F6 = 0xffc3
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F7 = 0xffc4
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F8 = 0xffc5
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F9 = 0xffc6
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F10 = 0xffc7
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F11 = 0xffc8
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F12 = 0xffc9
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F13 = 0xffca
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F14 = 0xffcb
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F15 = 0xffcc
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F16 = 0xffcd
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# Modifiers
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LSHIFT = 0xffe1
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RSHIFT = 0xffe2
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LCTRL = 0xffe3
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RCTRL = 0xffe4
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CAPSLOCK = 0xffe5
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LMETA = 0xffe7
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RMETA = 0xffe8
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LALT = 0xffe9
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RALT = 0xffea
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LWINDOWS = 0xffeb
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RWINDOWS = 0xffec
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LCOMMAND = 0xffed
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RCOMMAND = 0xffee
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LOPTION = 0xffd0
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ROPTION = 0xffd1
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# Latin-1
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SPACE = 0x020
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EXCLAMATION = 0x021
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DOUBLEQUOTE = 0x022
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HASH = 0x023
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POUND = 0x023 # synonym
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DOLLAR = 0x024
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PERCENT = 0x025
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AMPERSAND = 0x026
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APOSTROPHE = 0x027
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PARENLEFT = 0x028
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PARENRIGHT = 0x029
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ASTERISK = 0x02a
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PLUS = 0x02b
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COMMA = 0x02c
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MINUS = 0x02d
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PERIOD = 0x02e
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SLASH = 0x02f
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_0 = 0x030
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_1 = 0x031
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_2 = 0x032
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_3 = 0x033
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_4 = 0x034
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_5 = 0x035
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_6 = 0x036
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_7 = 0x037
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_8 = 0x038
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_9 = 0x039
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COLON = 0x03a
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SEMICOLON = 0x03b
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LESS = 0x03c
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EQUAL = 0x03d
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GREATER = 0x03e
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QUESTION = 0x03f
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AT = 0x040
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BRACKETLEFT = 0x05b
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BACKSLASH = 0x05c
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BRACKETRIGHT = 0x05d
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ASCIICIRCUM = 0x05e
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UNDERSCORE = 0x05f
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GRAVE = 0x060
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QUOTELEFT = 0x060
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A = 0x061
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B = 0x062
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C = 0x063
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D = 0x064
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E = 0x065
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F = 0x066
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G = 0x067
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H = 0x068
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I = 0x069
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J = 0x06a
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K = 0x06b
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L = 0x06c
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M = 0x06d
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N = 0x06e
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O = 0x06f
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P = 0x070
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Q = 0x071
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R = 0x072
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S = 0x073
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T = 0x074
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U = 0x075
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V = 0x076
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W = 0x077
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X = 0x078
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Y = 0x079
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Z = 0x07a
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BRACELEFT = 0x07b
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BAR = 0x07c
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BRACERIGHT = 0x07d
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ASCIITILDE = 0x07e
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_key_names = {}
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_motion_names = {}
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for _name, _value in locals().items():
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if _name[:2] != '__' and _name.upper() == _name and \
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not _name.startswith('MOD_'):
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if _name.startswith('MOTION_'):
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_motion_names[_value] = _name
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else:
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_key_names[_value] = _name
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