How to use absToScreenXY method in fMBT

Best Python code snippet using fMBT_python

fmbtuinput.py

Source:fmbtuinput.py

...824            y = int((self._maxY * y) / h)825            return (x, y)826        else:827            return (x, y)828    def absToScreenXY(self, absX, absY):829        if self._screenW and self._maxX and self._screenH and self._maxY:830            x = int(self._screenW * absX / self._maxX)831            y = int(self._screenH * absY / self._maxY)832            if self._screenA:833                _, _, x, y = self._angleXY(x, y, -self._screenA)834            return (x, y)835        else:836            return (absX, absY)837    def _startTracking(self, finger, x, y):838        self._mtTrackingId += 1839        usedSlots = set([self._mtTracking[fngr][0]840                         for fngr in self._mtTracking])841        for freeSlot in xrange(16):842            if not freeSlot in usedSlots:843                break844        else:845            raise ValueError("No free slots for multitouch")846        self._mtTracking[finger] = [freeSlot, self._mtTrackingId, x, y]847        self._sendSlot(finger)848        self.send("EV_ABS", "ABS_MT_TRACKING_ID", self._mtTrackingId)849        tx, ty = self._tXY(x, y)850        self.send("EV_ABS", "ABS_MT_POSITION_X", tx)851        self.send("EV_ABS", "ABS_MT_POSITION_Y", ty)852        return self._mtTrackingId853    def _stopTracking(self, finger):854        self._sendSlot(finger)855        self.send("EV_ABS", "ABS_MT_TRACKING_ID", -1)856        del self._mtTracking[finger]857    def _sendSlot(self, finger):858        slot = self._mtTracking[finger][0]859        self.send("EV_ABS", "ABS_MT_SLOT", slot)860    def tap(self, x, y, pressure=None):861        self.pressFinger(-1, x, y, pressure)862        self.releaseFinger(-1)863    # Compatibility API to allow using a Touch almost like a Mouse864    def move(self, x, y):865        if len(self._mtTracking.keys()) == 0:866            self._hoover = (x, y)867        else:868            finger = sorted(self._mtTracking.keys())[0]869            return self.moveFinger(finger, x, y)870    def press(self, finger):871        return self.pressFinger(finger, *self._hoover)872    def release(self, finger):873        return self.releaseFinger(finger)874    # end of compatibility API875    # Multi-touch API876    def pressFinger(self, finger, x, y, pressure=None):877        """Add a finger to current multitouch gesture. If multitouch gesture878        is not started, it starts automatically.879        """880        if self._multiTouch and not finger in self._mtTracking:881            self._startTracking(finger, x, y)882        if pressure != None and self._maxPressure != None:883            self.send("EV_ABS", "ABS_PRESSURE", pressure)884        self.send("EV_KEY", "BTN_TOUCH", 1)885        tx, ty = self._tXY(x, y)886        self.send("EV_ABS", "ABS_X", tx)887        self.send("EV_ABS", "ABS_Y", ty)888        self.sync()889    def releaseFinger(self, finger):890        """Remove a finger from current multitouch gesture. When last finger891        is raised from the screen, multitouch gesture ends."""892        if self._multiTouch:893            self._stopTracking(finger)894        self.send("EV_KEY", "BTN_TOUCH", 0)895        for fngr in self._mtTracking:896            # still some finger pressed, non-multitouch reader gets897            # coordinates from one of those898            tx, ty = self._tXY(self._mtTracking[fngr][2],899                               self._mtTracking[fngr][3])900            self.send("EV_ABS", "ABS_X", tx)901            self.send("EV_ABS", "ABS_Y", ty)902            break # only one coordinates will be sent.903        self.sync()904    def moveFinger(self, finger, x, y):905        """Move a finger in current multitouch gesture"""906        self._sendSlot(finger)907        tx, ty = self._tXY(x, y)908        if self._multiTouch:909            self.send("EV_ABS", "ABS_MT_POSITION_X", tx)910            self.send("EV_ABS", "ABS_MT_POSITION_Y", ty)911        self.send("EV_ABS", "ABS_X", tx)912        self.send("EV_ABS", "ABS_Y", ty)913        self._mtTracking[finger][2] = x # last X914        self._mtTracking[finger][3] = y # last Y915        self.sync()916class Keyboard(InputDevice):917    def __init__(self):918        InputDevice.__init__(self)919    def create(self, name="Virtual fMBT Keyboard",920               vendor=0xf4b7, product=0x4ebd, version=1):921        self.startCreating(name, vendor, product, version)922        self.addEvent("EV_KEY")923        self.addEvent("EV_SYN")924        for keyName in keyCodes:925            if keyName.startswith("KEY_"):926                self.addKey(keyCodes[keyName])927        self.finishCreating()928        return self929    def press(self, keyCodeOrName):930        self.send("EV_KEY", toKeyCode(keyCodeOrName), 1)931        self.sync()932    def release(self, keyCodeOrName):933        self.send("EV_KEY", toKeyCode(keyCodeOrName), 0)934        self.sync()935    def tap(self, keyCodeOrName):936        keyCode = toKeyCode(keyCodeOrName)937        self.press(keyCode)938        self.release(keyCode)939def sendInputSync(devFd):940    return sendInputEvent(devFd, 0, 0, 0)941def sendInputEvent(devFd, type_, code, value):942    t = time.time()943    t_sec = int(t)944    t_usec = int(1000000*(t-t_sec))945    rv = os.write(devFd,946                  struct.pack(struct_input_event,947                              t_sec, t_usec,948                              type_,949                              code,950                              value))951    return rv == sizeof_input_event952def eventToString(inputEvent):953    tim, tus, typ, cod, val = struct.unpack(struct_input_event, inputEvent)954    styp = eventTypesInv.get(typ, "?")955    if styp == "EV_KEY":956        scod = keyCodesInv.get(cod, "?")957    elif styp == "EV_REL":958        scod = relCodesInv.get(cod, "?")959    elif styp == "EV_ABS":960        scod = absCodesInv.get(cod, "?")961    else:962        scod = "N/A"963    if typ == 0:964        return styp965    else:966        return "%8s.%s type: %4s (%5s), code: %5s (%15s) value: %8s" % \967            (tim, str(tus).zfill(6), typ, styp, cod, scod, val)968def queueEventsFromFile(filename, queue, lock, filterOpts):969    if isinstance(filterOpts, dict) and "type" in filterOpts:970        allowedTypes = set()971        for t in filterOpts["type"]:972            if isinstance(t, str):973                allowedTypes.add(eventTypes[t])974            else:975                allowedTypes.add(t)976    else:977        allowedTypes = set(eventTypes.values())978    if ("touchScreen" in filterOpts and979        filename == filterOpts["touchScreen"].filename()):980        touchScreen = filterOpts["touchScreen"]981        absXCodes = set([absCodes["ABS_X"], absCodes["ABS_MT_POSITION_X"]])982        absYCodes = set([absCodes["ABS_Y"], absCodes["ABS_MT_POSITION_Y"]])983        absType = eventTypes["EV_ABS"]984    else:985        touchScreen = None986    fd = os.open(filename, os.O_RDONLY)987    try:988        while 1:989            eventData = os.read(fd, sizeof_input_event)990            if not lock.locked():991                return992            if not eventData:993                break994            (ts, tus, typ, cod, val) = struct.unpack(struct_input_event, eventData)995            if touchScreen and typ == absType:996                if cod in absXCodes:997                    val, _ = touchScreen.absToScreenXY(val, 0)998                elif cod in absYCodes:999                    _, val = touchScreen.absToScreenXY(0, val)1000            if typ in allowedTypes:1001                queue.put((ts, tus, typ, cod, val))1002    finally:1003        os.close(fd)1004# _g_recQL dictionary contains events being actively recorded1005# - key: filename, like "/dev/input/event0"1006# - value: (eventQueue, lock)1007# A thread is filling eventQueue with events from filename.1008# Once the lock is released, the thread will quit without writing1009# anything to the eventQueue anymore.1010_g_recQL = {}1011_g_unfetchedEvents = []1012def queueEventsFromFiles(listOfFilenames, filterOpts):1013    global _g_recQL...

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