Exemplo n.º 1
0
class DataGenerator(QtCore.QObject):

    newData = QtCore.pyqtSignal(object)

    def __init__(self, parent=None, sizey=100, rangey=[0, 100], delay=1000):
        QtCore.QObject.__init__(self)
        self.parent = parent
        self.sizey = sizey
        self.rangey = rangey
        self.delay = delay
        self.mutex = QMutex()
        self.y = [0 for i in range(sizey)]
        self.run = True

    def generateData(self):
        while self.run:
            try:
                self.mutex.lock()
                for i in range(self.sizey):
                    self.y[i] = randint(*self.rangey)
                self.mutex.unlock()
                self.newData.emit(self.y)
                QtCore.QThread.msleep(self.delay)
            except:
                pass
Exemplo n.º 2
0
class Write(QObject):
    signal_begin = pyqtSignal(str)

    def __init__(self, rest):
        #        QObject().__init__(self)
        self.mutex = QMutex()

    def WriteCMD(self, command):
        self.mutex.lock()
        SensorSerial.write(str.encode(str(command)))
        readline = SensorSerial.readline().decode('utf-8').strip()
        self.mutex.unlock()
        return readline
Exemplo n.º 3
0
class Write(QObject):
    signal_begin = pyqtSignal(str)

    def __init__(self, rest):
        QObject().__init__(self)
        self.mutex = QMutex()

    def WriteCMD(self, command):
        self.mutex.lock()
        print("Command: " + command)
        BridgeSerial.write(str.encode(command))
        readline = BridgeSerial.readline()
        if command.startswith('RDGRNG '):
            time.sleep(3)
        if command.startswith('SCAN '):
            time.sleep(4)
        time.sleep(0.1)
        self.mutex.unlock()
        return readline
Exemplo n.º 4
0
class InfoSocketNotification(QThread):
    def __init__(self, tray_icon):
        QThread.__init__(self)
        self.tray_icon = tray_icon
        self.mutex = QMutex()

    def __del__(self):
        self.wait()

    def run(self):
        wss = websocket.create_connection('wss://listen.moe/api/v2/socket')
        while True:
            self.mutex.lock()
            if not self.tray_icon.isPlaying:
                self.tray_icon.notificationWaitCondition.wait(self.mutex)
            data = wss.recv()
            if data != '':
                info = json.loads(data)
                self.tray_icon.new_song_notification_sent.emit(info)
            self.mutex.unlock()
Exemplo n.º 5
0
class Scheduler(QObject):

    INTERVAL = 1  # minutes

    delete_old_news = pyqtSignal(object)
    start_recipe_fetch = pyqtSignal(object)

    def __init__(self, parent, db):
        QObject.__init__(self, parent)
        self.internet_connection_failed = False
        self._parent = parent
        self.no_internet_msg = _('Cannot download news as no internet connection '
                'is active')
        self.no_internet_dialog = d = error_dialog(self._parent,
                self.no_internet_msg, _('No internet connection'),
                show_copy_button=False)
        d.setModal(False)

        self.recipe_model = RecipeModel()
        self.db = db
        self.lock = QMutex(QMutex.Recursive)
        self.download_queue = set([])

        self.news_menu = QMenu()
        self.news_icon = QIcon(I('news.png'))
        self.scheduler_action = QAction(QIcon(I('scheduler.png')), _('Schedule news download'), self)
        self.news_menu.addAction(self.scheduler_action)
        self.scheduler_action.triggered[bool].connect(self.show_dialog)
        self.cac = QAction(QIcon(I('user_profile.png')), _('Add a custom news source'), self)
        self.cac.triggered[bool].connect(self.customize_feeds)
        self.news_menu.addAction(self.cac)
        self.news_menu.addSeparator()
        self.all_action = self.news_menu.addAction(
                _('Download all scheduled news sources'),
                self.download_all_scheduled)

        self.timer = QTimer(self)
        self.timer.start(int(self.INTERVAL * 60 * 1000))
        self.timer.timeout.connect(self.check)
        self.oldest = gconf['oldest_news']
        QTimer.singleShot(5 * 1000, self.oldest_check)

    def database_changed(self, db):
        self.db = db

    def oldest_check(self):
        if self.oldest > 0:
            delta = timedelta(days=self.oldest)
            try:
                ids = list(self.db.tags_older_than(_('News'),
                    delta, must_have_authors=['calibre']))
            except:
                # Happens if library is being switched
                ids = []
            if ids:
                if ids:
                    self.delete_old_news.emit(ids)
        QTimer.singleShot(60 * 60 * 1000, self.oldest_check)

    def show_dialog(self, *args):
        self.lock.lock()
        try:
            d = SchedulerDialog(self.recipe_model)
            d.download.connect(self.download_clicked)
            d.exec_()
            gconf['oldest_news'] = self.oldest = d.old_news.value()
            d.break_cycles()
        finally:
            self.lock.unlock()

    def customize_feeds(self, *args):
        from calibre.gui2.dialogs.user_profiles import UserProfiles
        d = UserProfiles(self._parent, self.recipe_model)
        try:
            d.exec_()
            d.break_cycles()
        finally:
            d.deleteLater()

    def do_download(self, urn):
        self.lock.lock()
        try:
            account_info = self.recipe_model.get_account_info(urn)
            customize_info = self.recipe_model.get_customize_info(urn)
            recipe = self.recipe_model.recipe_from_urn(urn)
            un = pw = None
            if account_info is not None:
                un, pw = account_info
            add_title_tag, custom_tags, keep_issues = customize_info
            script = self.recipe_model.get_recipe(urn)
            pt = PersistentTemporaryFile('_builtin.recipe')
            pt.write(script)
            pt.close()
            arg = {
                    'username': un,
                    'password': pw,
                    'add_title_tag':add_title_tag,
                    'custom_tags':custom_tags,
                    'recipe':pt.name,
                    'title':recipe.get('title',''),
                    'urn':urn,
                    'keep_issues':keep_issues
                   }
            self.download_queue.add(urn)
            self.start_recipe_fetch.emit(arg)
        finally:
            self.lock.unlock()

    def recipe_downloaded(self, arg):
        self.lock.lock()
        try:
            self.recipe_model.update_last_downloaded(arg['urn'])
            self.download_queue.remove(arg['urn'])
        finally:
            self.lock.unlock()

    def recipe_download_failed(self, arg):
        self.lock.lock()
        try:
            self.recipe_model.update_last_downloaded(arg['urn'])
            self.download_queue.remove(arg['urn'])
        finally:
            self.lock.unlock()

    def download_clicked(self, urn):
        if urn is not None:
            return self.download(urn)
        for urn in self.recipe_model.scheduled_urns():
            if not self.download(urn):
                break

    def download_all_scheduled(self):
        self.download_clicked(None)

    def has_internet_connection(self):
        if not internet_connected():
            if not self.internet_connection_failed:
                self.internet_connection_failed = True
                if self._parent.is_minimized_to_tray:
                    self._parent.status_bar.show_message(self.no_internet_msg,
                            5000)
                elif not self.no_internet_dialog.isVisible():
                    self.no_internet_dialog.show()
            return False
        self.internet_connection_failed = False
        if self.no_internet_dialog.isVisible():
            self.no_internet_dialog.hide()
        return True

    def download(self, urn):
        self.lock.lock()
        if not self.has_internet_connection():
            return False
        doit = urn not in self.download_queue
        self.lock.unlock()
        if doit:
            self.do_download(urn)
        return True

    def check(self):
        recipes = self.recipe_model.get_to_be_downloaded_recipes()
        for urn in recipes:
            if not self.download(urn):
                # No internet connection, we will try again in a minute
                break
Exemplo n.º 6
0
class Scheduler(QObject):

    INTERVAL = 1  # minutes

    delete_old_news = pyqtSignal(object)
    start_recipe_fetch = pyqtSignal(object)

    def __init__(self, parent, db):
        QObject.__init__(self, parent)
        self.internet_connection_failed = False
        self._parent = parent
        self.no_internet_msg = _('Cannot download news as no internet connection '
                'is active')
        self.no_internet_dialog = d = error_dialog(self._parent,
                self.no_internet_msg, _('No internet connection'),
                show_copy_button=False)
        d.setModal(False)

        self.recipe_model = RecipeModel()
        self.db = db
        self.lock = QMutex(QMutex.Recursive)
        self.download_queue = set()

        self.news_menu = QMenu()
        self.news_icon = QIcon(I('news.png'))
        self.scheduler_action = QAction(QIcon(I('scheduler.png')), _('Schedule news download'), self)
        self.news_menu.addAction(self.scheduler_action)
        self.scheduler_action.triggered[bool].connect(self.show_dialog)
        self.cac = QAction(QIcon(I('user_profile.png')), _('Add or edit a custom news source'), self)
        self.cac.triggered[bool].connect(self.customize_feeds)
        self.news_menu.addAction(self.cac)
        self.news_menu.addSeparator()
        self.all_action = self.news_menu.addAction(
                _('Download all scheduled news sources'),
                self.download_all_scheduled)

        self.timer = QTimer(self)
        self.timer.start(int(self.INTERVAL * 60 * 1000))
        self.timer.timeout.connect(self.check)
        self.oldest = gconf['oldest_news']
        QTimer.singleShot(5 * 1000, self.oldest_check)

    def database_changed(self, db):
        self.db = db

    def oldest_check(self):
        if self.oldest > 0:
            delta = timedelta(days=self.oldest)
            try:
                ids = list(self.db.tags_older_than(_('News'),
                    delta, must_have_authors=['calibre']))
            except:
                # Happens if library is being switched
                ids = []
            if ids:
                if ids:
                    self.delete_old_news.emit(ids)
        QTimer.singleShot(60 * 60 * 1000, self.oldest_check)

    def show_dialog(self, *args):
        self.lock.lock()
        try:
            d = SchedulerDialog(self.recipe_model)
            d.download.connect(self.download_clicked)
            d.exec_()
            gconf['oldest_news'] = self.oldest = d.old_news.value()
            d.break_cycles()
        finally:
            self.lock.unlock()

    def customize_feeds(self, *args):
        from calibre.gui2.dialogs.custom_recipes import CustomRecipes
        d = CustomRecipes(self.recipe_model, self._parent)
        try:
            d.exec_()
        finally:
            d.deleteLater()

    def do_download(self, urn):
        self.lock.lock()
        try:
            account_info = self.recipe_model.get_account_info(urn)
            customize_info = self.recipe_model.get_customize_info(urn)
            recipe = self.recipe_model.recipe_from_urn(urn)
            un = pw = None
            if account_info is not None:
                un, pw = account_info
            add_title_tag, custom_tags, keep_issues = customize_info
            arg = {
                    'username': un,
                    'password': pw,
                    'add_title_tag':add_title_tag,
                    'custom_tags':custom_tags,
                    'title':recipe.get('title',''),
                    'urn':urn,
                    'keep_issues':keep_issues
                   }
            self.download_queue.add(urn)
            self.start_recipe_fetch.emit(arg)
        finally:
            self.lock.unlock()

    def recipe_downloaded(self, arg):
        self.lock.lock()
        try:
            self.recipe_model.update_last_downloaded(arg['urn'])
            self.download_queue.remove(arg['urn'])
        finally:
            self.lock.unlock()

    def recipe_download_failed(self, arg):
        self.lock.lock()
        try:
            self.recipe_model.update_last_downloaded(arg['urn'])
            self.download_queue.remove(arg['urn'])
        finally:
            self.lock.unlock()

    def download_clicked(self, urn):
        if urn is not None:
            return self.download(urn)
        for urn in self.recipe_model.scheduled_urns():
            if not self.download(urn):
                break

    def download_all_scheduled(self):
        self.download_clicked(None)

    def has_internet_connection(self):
        if not internet_connected():
            if not self.internet_connection_failed:
                self.internet_connection_failed = True
                if self._parent.is_minimized_to_tray:
                    self._parent.status_bar.show_message(self.no_internet_msg,
                            5000)
                elif not self.no_internet_dialog.isVisible():
                    self.no_internet_dialog.show()
            return False
        self.internet_connection_failed = False
        if self.no_internet_dialog.isVisible():
            self.no_internet_dialog.hide()
        return True

    def download(self, urn):
        self.lock.lock()
        if not self.has_internet_connection():
            return False
        doit = urn not in self.download_queue
        self.lock.unlock()
        if doit:
            self.do_download(urn)
        return True

    def check(self):
        recipes = self.recipe_model.get_to_be_downloaded_recipes()
        for urn in recipes:
            if not self.download(urn):
                # No internet connection, we will try again in a minute
                break
Exemplo n.º 7
0
    class OpenGLView(ZOpenGLView):
        CIRCLE_ANGLE = 360
        INCREMENT = 2

        def __init__(self, parent=None):
            super(ZOpenGLView, self).__init__(parent)
            self.parent = parent

            self.angle = 0
            self.timerThread = None
            self.renderingInterval = 40
            self.mutex = QMutex()

        def initializeGL(self):
            self.quadric = ZOpenGLQuadric()
            self.quadric.drawStyle(GLU_FILL)
            self.quadric.normals(GLU_SMOOTH)
            self.sphere = ZOpenGLSphere(self.quadric, None, 0.5, 40, 40)
            self.circle = ZOpenGLCircle(0.0, 0.0, 0.0, 1.3)

            self.timerThread = ZOpenGLTimerThread(self, self.renderingInterval)
            self.timerThread.start()

        def paintGL(self):
            self.mutex.lock()

            if (self.angle < (self.CIRCLE_ANGLE - self.INCREMENT)):
                self.angle += self.INCREMENT
            else:
                self.angle = self.INCREMENT

            if (self.sphere != None):
                pos = self.circle.getOrbitPosition(self.angle)

                glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT)

                glLoadIdentity()
                gluLookAt(-5.0, 10.0, 4.0, 0.0, 0.0, 0.0, 0.0, 1.0, 0.0)

                glClearColor(0.0, 0.0, 0.0, 1.0)
                glEnable(GL_CULL_FACE)
                glEnable(GL_LIGHTING)

                glTranslate(0.0, 0.0, 0.0)
                glColor(1.0, 1.0, 1.0)
                #green

                self.circle.draw()

                glTranslate(pos[0], pos[1], pos[2])

                light = ZOpenGLLight(GL_LIGHT0)
                lightPosition = [-2.0, 0.0, -1.0, 1.0]
                light.positionv(lightPosition)

                white = [1.0, 1.0, 1.0, 1.0]
                blue = [0.0, 0.0, 1.0, 1.0]
                green = [0.0, 1.0, 0.0, 1.0]

                shininess = 100.0

                material = ZOpenGLMaterial(GL_FRONT)
                material.diffusev(green)
                material.specularv(white)
                material.shininess(shininess)

                self.sphere.draw()

            self.mutex.unlock()

        def resizeGL(self, width, height):
            if width == 0 or height == 0:
                return

            glViewport(0, 0, width, height)
            glMatrixMode(GL_PROJECTION)
            glLoadIdentity()
            gluPerspective(16.0, width / height, 0.5, 40.0)

            glMatrixMode(GL_MODELVIEW)
Exemplo n.º 8
0
class Lslrecorder:
    def __init__(self):
        self.mutex = QMutex()
        self.timeStamps = None
        self.stream = None
        self.inlet = None
        self.info = None
        self.channelCount = None
        self.doRec = False
        self.srate = None
        self.data = None
        self.bufferUpdateThread = None

    def findStream(self, hostname=None, timeout=1):
        # Gather lsl stream and create respective inlet and buffer, returns channelcount of that stream
        print("Searching for streams with a timeout of " + str(timeout) +
              " seconds")
        streams = resolve_stream(timeout)
        if len(streams) < 1:
            print("No stream found - exiting")
            return -1
        else:
            print("Found " + str(len(streams)) + " streams")
        if hostname is None:
            print(
                "No stream hostname has been specified - selecting first stream"
            )
            self.stream = streams[0]
        else:
            for stream in streams:
                if stream.hostname() == hostname:
                    self.stream = stream
                    print("Selected stream with hostname " + str(hostname))
                    break
            if self.stream is None:
                print("No stream with hostname " + str(hostname) +
                      " has been found - exiting")

        self.inlet = StreamInlet(self.stream)
        self.info = self.inlet.info()
        self.channelCount = self.info.channel_count()
        self.srate = self.info.nominal_srate()
        self.data = np.empty((0, self.channelCount))
        try:
            self.offset = self.inlet.time_correction(timeout=3)
            print("Offset: " + str(self.offset))
        except TimeoutError:
            self.offset = 0
            print("Offset Retrieval Timed Out")

        #print("Stream Meta Info:")
        #print(self.info.as_xml())
        return self.channelCount

    def startRec(self):
        # Create and Start buffer update thread as daemon so that it gets terminated automatically when program exits
        self.doRec = True
        self.bufferUpdateThread = Thread(target=self.grabData, args=())
        self.bufferUpdateThread.daemon = True
        self.bufferUpdateThread.start()

    def stopRec(self):
        self.doRec = False
        self.bufferUpdateThread.join()
        print("Stopped recording")

    def grabData(self):
        print("Starting recording")
        while self.doRec:
            c, t = self.inlet.pull_chunk(timeout=0.0)
            if c:
                # add offset to timestamps and transform timestamps to ms and round to int
                tmp_t = np.array([int((ts + self.offset) * 1000) for ts in t])

                self.mutex.lock()
                self.data = np.concatenate((self.data, c), axis=0)
                if self.timeStamps is None:
                    self.timeStamps = np.array(tmp_t)
                else:
                    self.timeStamps = np.concatenate((self.timeStamps, tmp_t))
                self.mutex.unlock()
Exemplo n.º 9
0
    class OpenGLView(ZOpenGLView):
        def __init__(self, parent=None):
            super(ZOpenGLView, self).__init__(parent)
            self.parent = parent

            self.timerThread = None
            self.renderingInterval = 30
            self.mutex = QMutex()

        def initializeGL(self):
            self.angles = [0.0] * NUMBER_OF_PLANETS

            for i in range(NUMBER_OF_PLANETS):
                self.angles[i] = 30.0 * i

            self.sun = None
            self.planets = [None] * NUMBER_OF_PLANETS
            self.orbits = [None] * NUMBER_OF_PLANETS

            black = [0.0, 0.0, 0.0, 1.0]
            ambient = [0.5, 0.5, 0.5, 1.0]
            diffuse = [0.2, 0.4, 0.8, 1.0]
            greendiffuse = [0.0, 1.0, 0.0, 1.0]
            reddiffuse = [1.0, 0.0, 0.0, 1.0]
            bluediffuse = [0.0, 0.0, 1.0, 1.0]
            silverdiffuse = [0.8, 0.8, 0.8, 1.0]

            specular = [1.0, 1.0, 1.0, 1.0]
            emission = [0.8, 0.2, 0.0, 0.0]
            lowShining = [10.0]
            highShining = [100.0]

            sunMateria = ZOpenGLMateria(GL_FRONT, black, diffuse, black,
                                        emission, highShining)

            self.sun = ZOpenGLSolidSphere(sunMateria, 0.5, 40, 40)

            self.orbits[0] = ZOpenGLCircle(0.0, 0.0, 0.0, 1.0)
            self.orbits[1] = ZOpenGLCircle(0.0, 0.0, 0.0, 1.6)
            self.orbits[2] = ZOpenGLCircle(0.0, 0.0, 0.0, 2.4)
            self.orbits[3] = ZOpenGLCircle(0.0, 0.0, 0.0, 2.9)

            materia = [None] * NUMBER_OF_PLANETS

            materia[0] = ZOpenGLMateria(GL_FRONT, ambient, bluediffuse,
                                        specular, black, lowShining)
            materia[1] = ZOpenGLMateria(GL_FRONT, ambient, silverdiffuse,
                                        specular, black, lowShining)
            materia[2] = ZOpenGLMateria(GL_FRONT, ambient, greendiffuse,
                                        specular, black, lowShining)
            materia[3] = ZOpenGLMateria(GL_FRONT, ambient, reddiffuse,
                                        specular, black, lowShining)

            self.planets[0] = ZOpenGLSolidSphere(materia[0], 0.10, 20, 20)
            self.planets[1] = ZOpenGLSolidSphere(materia[1], 0.18, 20, 20)
            self.planets[2] = ZOpenGLSolidSphere(materia[2], 0.18, 20, 20)
            self.planets[3] = ZOpenGLSolidSphere(materia[3], 0.12, 20, 20)

            self.timerThread = ZOpenGLTimerThread(self, self.renderingInterval)
            self.timerThread.start()

        def paintGL(self):
            self.mutex.lock()

            for i in range(NUMBER_OF_PLANETS):
                if (self.angles[i] < CIRCLE_ANGLE - INCREMENT[i]):
                    self.angles[i] += INCREMENT[i]
                else:
                    self.angles[i] = INCREMENT[i]

            glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT)

            glLoadIdentity()
            gluLookAt(-1.0, 8.0, 17.0, 0.0, 0.0, 0.0, 0.0, 1.0, 0.0)

            glClearColor(0.0, 0.0, 0.0, 1.0)
            glEnable(GL_CULL_FACE)
            glEnable(GL_LIGHTING)

            glColor(1.0, 1.0, 1.0)

            glTranslate(0, 0, 0)
            self.sun.draw()  # 0.0, 0.0, 0.0)

            light = ZOpenGLLight(GL_LIGHT0)
            lightPosition = [-2.0, 0.0, -1.0, 1.0]
            light.positionv(lightPosition)

            for i in range(NUMBER_OF_PLANETS):
                pos = self.orbits[i].getOrbitPosition(int(self.angles[i]))
                glPushMatrix()
                glTranslate(pos[0], pos[1], pos[2])
                self.planets[i].draw()
                glPopMatrix()

            self.mutex.unlock()

        def resizeGL(self, w, h):
            if (w == 0 or h == 0):
                return

            glMatrixMode(GL_PROJECTION)
            glLoadIdentity()
            gluPerspective(16.0, w / h, 0.5, 40.0)

            glMatrixMode(GL_MODELVIEW)