Included accessible_output2 fixed

This commit is contained in:
Manuel Cortez 2016-04-05 12:44:35 -05:00
parent 33df4b5a39
commit 6e35d6b5d4
24 changed files with 430 additions and 1264 deletions

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@ -1,19 +1,23 @@
from __future__ import absolute_import
import ctypes import ctypes
import os import os
import types import types
from platform_utils import paths from platform_utils import paths
def load_library(libname): def load_library(libname, cdll=False):
if paths.is_frozen(): if paths.is_frozen():
libfile = os.path.join(paths.embedded_data_path(), 'accessible_output2', 'lib', libname) libfile = os.path.join(paths.embedded_data_path(), 'accessible_output2', 'lib', libname)
else: else:
libfile = os.path.join(paths.module_path(), 'lib', libname) libfile = os.path.join(paths.module_path(), 'lib', libname)
return ctypes.windll[libfile] if cdll:
return ctypes.cdll[libfile]
else:
return ctypes.windll[libfile]
def get_output_classes(): def get_output_classes():
import outputs from . import outputs
module_type = types.ModuleType module_type = types.ModuleType
classes = [m.output_class for m in outputs.__dict__.itervalues() if type(m) == module_type and hasattr(m, 'output_class')] classes = [m.output_class for m in outputs.__dict__.values() if type(m) == module_type and hasattr(m, 'output_class')]
return sorted(classes, key=lambda c: c.priority) return sorted(classes, key=lambda c: c.priority)
def find_datafiles(): def find_datafiles():

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@ -1,14 +1,20 @@
from __future__ import absolute_import
import platform import platform
if platform.system() == 'Windows': if platform.system() == 'Windows':
import nvda from . import nvda
import jaws from . import jaws
import window_eyes from . import sapi5
import system_access from . import window_eyes
import dolphin from . import system_access
import pc_talker from . import dolphin
elif platform.system() == "Darwin": from . import pc_talker
import voiceover #import sapi4
elif platform.system() == "Linux":
import speechDispatcher
import auto if platform.system() == 'Darwin':
from . import voiceover
from . import say
if platform.system() == 'Linux':
from . import e_speak
from . import auto

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@ -1,24 +1,17 @@
import platform from __future__ import absolute_import
import accessible_output2 import accessible_output2
from base import Output, OutputError from .base import Output, OutputError
class Auto(Output): class Auto(Output):
def __init__(self): def __init__(self):
if platform.system() == "Darwin": output_classes = accessible_output2.get_output_classes()
import voiceover self.outputs = []
self.outputs = [voiceover.VoiceOver()] for output in output_classes:
elif platform.system() == "Linux": try:
import speechDispatcher self.outputs.append(output())
self.outputs = [speechDispatcher.SpeechDispatcher()] except OutputError:
elif platform.system() == "Windows": pass
output_classes = accessible_output2.get_output_classes()
self.outputs = []
for output in output_classes:
try:
self.outputs.append(output())
except OutputError:
pass
def get_first_available_output(self): def get_first_available_output(self):
for output in self.outputs: for output in self.outputs:
@ -40,3 +33,8 @@ class Auto(Output):
output = self.get_first_available_output() output = self.get_first_available_output()
if output: if output:
output.speak(*args, **kwargs) output.speak(*args, **kwargs)
def is_system_output(self):
output = self.get_first_available_output()
if output:
return output.is_system_output()

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@ -5,27 +5,43 @@ class OutputError(Exception):
pass pass
class Output(object): class Output(object):
name = "Unnamed Output" #The name of this output name = "Unnamed Output"
lib32 = None #name of 32-bit lib lib32 = None
lib64 = None #name of 64-bit lib lib64 = None
priority = 100 #Where to sort in the list of available outputs for automaticly speaking argtypes = {}
cdll = False
priority = 100
system_output = False
def __init__(self): def __init__(self):
is_32bit = platform.architecture()[0] == "32bit" self.is_32bit = platform.architecture()[0] == "32bit"
if self.lib32 and is_32bit: if self.lib32 and self.is_32bit:
self.lib = load_library(self.lib32) self.lib = load_library(self.lib32, cdll=self.cdll)
elif self.lib64: elif self.lib64:
self.lib = load_library(self.lib64) self.lib = load_library(self.lib64, cdll=self.cdll)
else:
self.lib = None
if self.lib is not None:
for func in self.argtypes:
try:
getattr(self.lib, func).argtypes = self.argtypes[func]
except AttributeError:
pass
def output(self, text, **options): def output(self, text, **options):
output = False output = False
if hasattr(self, 'speak') and callable(self.speak): if self.speak(text, **options):
self.speak(text, **options)
output = True output = True
if hasattr(self, 'braille') and callable(self.braille): if self.braille(text, **options):
self.braille(text, **options)
output = True output = True
if not output: if not output:
raise RuntimeError("Output %r does not have any method defined to output" % self) raise RuntimeError("Output %r does not have any method defined to output" % self)
def is_system_output(self):
return self.system_output
def speak(self, **optiont):
return False
def braille(self, *args, **options):
return False

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@ -1,19 +1,25 @@
from __future__ import absolute_import
import os import os
import ctypes
from base import Output from .base import Output
class Dolphin (Output): class Dolphin (Output):
"""Supports dolphin products.""" """Supports dolphin products."""
name = 'Dolphin' name = 'Dolphin'
lib32 = 'dolapi.dll' lib32 = 'dolapi.dll'
argtypes = {
'DolAccess_Command': (ctypes.c_wchar_p, ctypes.c_int, ctypes.c_int),
'DolAccess_Action': (ctypes.c_int,),
}
def speak(self, text, interrupt=0): def speak(self, text, interrupt=0):
if interrupt: if interrupt:
self.silence() self.silence()
#If we don't call this, the API won't let us speak. #If we don't call this, the API won't let us speak.
if self.is_active(): if self.is_active():
self.lib.DolAccess_Command(unicode(text), (len(text)*2)+2, 1) self.lib.DolAccess_Command(text, (len(text)*2)+2, 1)
def silence(self): def silence(self):
self.lib.DolAccess_Action(141) self.lib.DolAccess_Action(141)

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@ -0,0 +1,31 @@
from __future__ import absolute_import
from .base import Output
try:
import espeak.core
except:
raise RuntimeError("Cannot find espeak.core. Please install python-espeak")
class ESpeak(Output):
"""Speech output supporting ESpeak on Linux
Note this requires python-espeak to be installed
This can be done on Debian distros by using apt-get install python-espeak
Or through this tarball: https://launchpad.net/python-espeak
"""
name = "Linux ESpeak"
def is_active(self):
try:
import espeak.core
except:
return False
return True
def speak(self, text, interrupt = 0):
if interrupt:
self.silence()
espeak.core.synth(text)
def silence(self):
espeak.core.cancel()
output_class = ESpeak

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@ -1,8 +1,9 @@
from __future__ import absolute_import
import win32gui import win32gui
from libloader.com import load_com from libloader.com import load_com
import pywintypes import pywintypes
from base import Output, OutputError from .base import Output, OutputError
class Jaws (Output): class Jaws (Output):
"""Output supporting the Jaws for Windows screen reader.""" """Output supporting the Jaws for Windows screen reader."""

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@ -1,15 +1,21 @@
from __future__ import absolute_import
import os import os
import platform import platform
import ctypes
from platform_utils import paths from platform_utils import paths
from libloader import load_library from libloader import load_library
from base import Output from .base import Output
class NVDA(Output): class NVDA(Output):
"""Supports The NVDA screen reader""" """Supports The NVDA screen reader"""
name = "NVDA" name = "NVDA"
lib32 = 'nvdaControllerClient32.dll' lib32 = 'nvdaControllerClient32.dll'
lib64 = 'nvdaControllerClient64.dll' lib64 = 'nvdaControllerClient64.dll'
argtypes = {
'nvdaController_brailleMessage': (ctypes.c_wchar_p,),
'nvdaController_speakText': (ctypes.c_wchar_p,),
}
def is_active(self): def is_active(self):
try: try:
@ -18,12 +24,12 @@ class NVDA(Output):
return False return False
def braille(self, text, **options): def braille(self, text, **options):
self.lib.nvdaController_brailleMessage(unicode(text)) self.lib.nvdaController_brailleMessage(text)
def speak(self, text, interrupt=False): def speak(self, text, interrupt=False):
if interrupt: if interrupt:
self.silence() self.silence()
self.lib.nvdaController_speakText(unicode(text)) self.lib.nvdaController_speakText(text)
def silence(self): def silence(self):
self.lib.nvdaController_cancelSpeech() self.lib.nvdaController_cancelSpeech()

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@ -1,14 +1,19 @@
from __future__ import absolute_import
import ctypes import ctypes
from base import Output from .base import Output
class PCTalker(Output): class PCTalker(Output):
lib32 = 'pctkusr.dll' lib32 = 'pctkusr.dll'
lib64 = 'pctkusr64.dll' lib64 = 'pctkusr64.dll'
cdll = True
argtypes = {
'PCTKPRead': (ctypes.c_char_p, ctypes.c_int, ctypes.c_int)
}
def speak(self, text, interrupt=False): def speak(self, text, interrupt=False):
if interrupt: if interrupt:
self.silence() self.silence()
self.lib.PCTKPRead(text.encode('cp932', 'replace')) self.lib.PCTKPRead(text.encode('cp932', 'replace'), 0, 1)
def silence(self): def silence(self):
self.lib.PCTKVReset() self.lib.PCTKVReset()

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@ -0,0 +1,143 @@
from __future__ import absolute_import
from builtins import range
from libloader.com import load_com
from .base import Output
import logging
log = logging.getLogger(__name__)
class Sapi4(Output):
name = 'sapi4'
priority = 102
def __init__(self):
sapi4 = load_com("{EEE78591-FE22-11D0-8BEF-0060081841DE}")
self._voiceNo = sapi4.Find(0)
sapi4.Select(self._voiceNo)
sapi4.Speak(" ")
self.__object = sapi4
self._voice_list = self._available_voices()
def _set_capabilities(self):
sapi4 = self.__object
try:
sapi4.Pitch = sapi4.Pitch
self._min_pitch = sapi4.MinPitch
self._max_pitch = sapi4.MaxPitch
self._has_pitch = True
except:
self._min_pitch = 0
self._max_pitch = 0
self._has_pitch = False
try:
sapi4.Speed = sapi4.Speed
self._min_rate = sapi4.MinSpeed
self._max_rate = sapi4.MaxSpeed
self._has_rate = True
except:
self._min_rate = 0
self._max_rate = 0
self._has_rate = False
try:
sapi4.VolumeLeft = sapi4.VolumeLeft
self._min_volume = sapi4.MinVolumeLeft
self._max_volume = sapi4.MaxVolumeLeft
self._has_volume = True
except:
self._min_volume = 0
self._max_volume = 0
self._has_volume = False
def _available_voices(self):
voice_list = []
for voice_no in range(1, self.__object.CountEngines):
voice_list.append(self.__object.ModeName(voice_no))
return voice_list
@property
def available_voices(self):
return self._voice_list
def list_voices(self):
return self.available_voices
def get_voice(self):
return self.__object.ModeName(self._voice_no)
def set_voice(self, value):
self._voice_no = self.list_voices().index(value) + 1
self.__object.Select(self._voice_no)
self.silence()
self.__object.Speak(" ")
self._set_capabilities()
def get_pitch(self):
if self.has_pitch:
return self.__object.Pitch
def set_pitch(self, value):
if self.has_pitch:
self.__object.Pitch = value
def get_rate(self):
if self.has_rate:
return self.__object.Speed
def set_rate(self, value):
if self.has_rate:
self.__object.Speed = value
def get_volume(self):
if self.has_volume:
return self.__object.VolumeLeft
def set_volume(self, value):
if self.has_volume:
self.__object.VolumeLeft = value
@property
def has_pitch(self):
return self._has_pitch
@property
def has_rate(self):
return self._has_rate
@property
def has_volume(self):
return self._has_volume
@property
def min_pitch(self):
return self._min_pitch
@property
def max_pitch(self):
return self._max_pitch
@property
def min_rate(self):
return self._min_rate
@property
def max_rate(self):
return self._max_rate
@property
def min_volume(self):
return self._min_volume
@property
def max_volume(self):
return self._max_volume
def speak(self, text, interrupt=False):
if interrupt:
self.silence()
self.__object.Speak(text)
def silence(self):
self.__object.AudioReset()
output_class = Sapi4

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@ -0,0 +1,95 @@
from __future__ import absolute_import
from collections import OrderedDict
from libloader.com import load_com
from .base import Output, OutputError
import pywintypes
import logging
log = logging.getLogger(__name__)
SVSFDefault = 0
SVSFlagsAsync = 1
SVSFPurgeBeforeSpeak = 2
SVSFIsFilename = 4
SVSFIsXML = 8
SVSFIsNotXML = 16
SVSFPersistXML = 32
class SAPI5(Output):
has_volume = True
has_rate = True
has_pitch = True
min_pitch = -10
max_pitch = 10
min_rate = -10
max_rate = 10
min_volume = 0
max_volume = 100
name = "sapi5"
priority = 101
system_output = True
def __init__(self):
try:
self.object = load_com("SAPI.SPVoice")
self._voices = self._available_voices()
except pywintypes.com_error:
raise OutputError
self._pitch = 0
def _available_voices(self):
_voices = OrderedDict()
for v in self.object.GetVoices():
_voices[v.GetDescription()] = v
return _voices
def list_voices(self):
return list(self._voices.keys())
def get_voice(self):
return self.object.Voice.GetDescription()
def set_voice(self, value):
log.debug("Setting SAPI5 voice to \"%s\"" % value)
self.object.Voice = self._voices[value]
# For some reason SAPI5 does not reset audio after changing the voice
# By setting the audio device after changing voices seems to fix this
# This was noted from information at:
# http://lists.nvaccess.org/pipermail/nvda-dev/2011-November/022464.html
self.object.AudioOutput = self.object.AudioOutput
def get_pitch(self):
return self._pitch
def set_pitch(self, value):
log.debug("Setting pitch to %d" % value)
self._pitch = value
def get_rate(self):
return self.object.Rate
def set_rate(self, value):
log.debug("Setting rate to %d" % value)
self.object.Rate = value
def get_volume(self):
return self.object.Volume
def set_volume(self, value):
self.object.Volume = value
def speak(self, text, interrupt=False):
if interrupt:
self.silence()
# We need to do the pitch in XML here
textOutput = "<pitch absmiddle=\"%d\">%s</pitch>" % (round(self._pitch), text.replace("<", "&lt;"))
self.object.Speak(textOutput, SVSFlagsAsync | SVSFIsXML)
def silence(self):
self.object.Speak("", SVSFlagsAsync | SVSFPurgeBeforeSpeak)
def is_active(self):
if self.object:
return True
return False
output_class = SAPI5

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@ -0,0 +1,21 @@
from __future__ import absolute_import
import os
from .base import Output
class AppleSay(Output):
"""Speech output supporting the Apple Say subsystem."""
name = 'Apple Say'
def __init__(self, voice = 'Alex', rate = '300'):
self.voice = voice
self.rate = rate
super(AppleSay, self).__init__()
def is_active(self):
return not os.system('which say')
def speak(self, text, interrupt = 0):
if interrupt:
self.silence()
os.system('say -v %s -r %s "%s" &' % (self.voice, self.rate, text))
def silence(self):
os.system('killall say')
output_class = AppleSay

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@ -1,29 +0,0 @@
from base import Output, OutputError
import atexit
import application
class SpeechDispatcher(Output):
"""Supports speech dispatcher on Linux.
Note that this module will use the configuration of speech dispatcher, the user will need to configure the voice, language, punctuation and rate before using this module.
"""
name = 'SpeechDispatcher'
def __init__(self, *args, **kwargs):
super(SpeechDispatcher, self).__init__(*args, **kwargs)
try:
import speechd
self.spd = speechd.SSIPClient(application.name)
except ImportError:
raise OutputError
atexit.register(self.on_exit_event)
def speak(self, text, interupt=False):
if interupt == True:
self.spd.cancel()
self.spd.speak(text)
def is_active(self):
return True
def on_exit_event(self):
self.spd.close()
del self.spd

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@ -1,18 +0,0 @@
# Copyright (C) 2001, 2002 Brailcom, o.p.s.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
from .client import *

File diff suppressed because it is too large Load Diff

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@ -1 +0,0 @@
SPD_SPAWN_CMD = "/usr/bin/speech-dispatcher"

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@ -1,18 +1,24 @@
from base import Output from __future__ import absolute_import
import ctypes
from .base import Output
class SystemAccess (Output): class SystemAccess (Output):
"""Supports System Access and System Access Mobile""" """Supports System Access and System Access Mobile"""
name = "System Access" name = "System Access"
lib32 = 'saapi32.dll' lib32 = 'saapi32.dll'
argtypes = {
'SA_BrlShowTextW': (ctypes.c_wchar_p,),
'SA_SayW': (ctypes.c_wchar_p,),
}
priority = 99 priority = 99
def braille(self, text, **options): def braille(self, text, **options):
self.lib.SA_BrlShowTextW(unicode(text)) self.lib.SA_BrlShowTextW(text)
def speak(self, text, interrupt=False): def speak(self, text, interrupt=False):
if self.is_active(): if self.is_active():
self.dll.SA_SayW(unicode(text)) self.dll.SA_SayW(str(text))
def is_active(self): def is_active(self):
try: try:

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@ -1,23 +1 @@
from base import Output, OutputError from __future__ import absolute_import from builtins import str import subprocess, os from .base import Output class VoiceOver(Output): """Speech output supporting the Apple VoiceOver screen reader.""" def runAppleScript(self, command, process = 'voiceover'): return subprocess.Popen(['osascript', '-e', 'tell application "' + process + '"\n' + command + '\nend tell'], stdout = subprocess.PIPE).communicate()[0] name = 'VoiceOver' def speak(self, text, interrupt=0): if interrupt: self.silence() os.system('osascript -e \"tell application \\\"voiceover\\\" to output \\\"%s\\\"\" &' % text) def silence (self): self.runAppleScript('output ""') def is_active(self): return self.runAppleScript('return (name of processes) contains "VoiceOver"', 'system events').startswith('true') and not self.runAppleScript('try\nreturn bounds of vo cursor\non error\nreturn false\nend try').startswith('false') output_class = VoiceOver
class VoiceOver (Output):
"""Supports the VoiceOver screenreader on the Mac.
Note that this will also output as a message to the braille display if VoiceOver is used with braille.
Calling this module could cause VoiceOver to be started.
"""
name = 'VoiceOver'
def __init__(self, *args, **kwargs):
super(VoiceOver, self).__init__(*args, **kwargs)
try:
from appscript import app
self.app = app('VoiceOver')
except ImportError:
raise OutputError
def speak(self, text, interupt=False):
self.app.output(text)
def is_active(self):
return True

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@ -1,6 +1,7 @@
from __future__ import absolute_import
import win32gui import win32gui
from libloader.com import load_com from libloader.com import load_com
from base import Output, OutputError from .base import Output, OutputError
import pywintypes import pywintypes
class WindowEyes (Output): class WindowEyes (Output):

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@ -1,13 +1,26 @@
from pywintypes import com_error from pywintypes import com_error
import win32com
import paths
win32com.__gen_path__=paths.data_path(u"com_cache")
import sys
import os
sys.path.append(os.path.join(win32com.__gen_path__, "."))
from win32com.client import gencache from win32com.client import gencache
fixed=False
def prepare_gencache(): def prepare_gencache():
gencache.is_readonly = False gencache.is_readonly = False
gencache.GetGeneratePath() gencache.GetGeneratePath()
def patched_getmodule(modname):
mod=__import__(modname)
return sys.modules[modname]
def load_com(*names): def load_com(*names):
global fixed
if fixed==False:
gencache._GetModule=patched_getmodule
fixed=True
result = None result = None
for name in names: for name in names:
try: try:

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@ -32,7 +32,7 @@ def load_library(library, x86_path='.', x64_path='.', *args, **kwargs):
loaded = _do_load(lib, *args, **kwargs) loaded = _do_load(lib, *args, **kwargs)
if loaded is not None: if loaded is not None:
return loaded return loaded
raise LibraryLoadError('unable to load %r. Provided library path: %r' % (library, path)) raise LibraryLoadError('unable to load %r. Provided library path: %r' % (library, lib))
def _do_load(file, *args, **kwargs): def _do_load(file, *args, **kwargs):
loader = TYPES[platform.system()]['loader'] loader = TYPES[platform.system()]['loader']

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@ -8,17 +8,26 @@ import sys
speaker = None speaker = None
def speak(text, interrupt=0): def speak(text, interrupt=0):
global speaker global speaker
if not speaker: if not speaker:
setup() setup()
speaker.speak(text, interrupt) speaker.speak(text, interrupt)
speaker.braille(text) speaker.braille(text)
def setup (): def setup ():
global speaker global speaker
logging.debug("Initializing output subsystem.") logging.debug("Initializing output subsystem.")
try: try:
speaker = outputs.auto.Auto() # speaker = speech.Speaker(speech.outputs.Sapi5())
except: # else:
return logging.exception("Output: Error during initialization.") speaker = outputs.auto.Auto()
except:
return logging.exception("Output: Error during initialization.")
def copy(text):
import win32clipboard
#Copies text to the clipboard.
win32clipboard.OpenClipboard()
win32clipboard.EmptyClipboard()
win32clipboard.SetClipboardText(text)
win32clipboard.CloseClipboard()