Examples with DccThrottle jmri.DccThrottle used on opensource projects

Example 1 with DccThrottle

use of jmri.DccThrottle in project JMRI by JMRI.

the class Calibrater method makeExitPanel.

private JPanel makeExitPanel(boolean init) {
    float spFactor = 0.0f;
    float spSpeed = 0.0f;
    DccThrottle throttle = _warrant.getThrottle();
    float scale = jmri.InstanceManager.getDefault(SignalSpeedMap.class).getLayoutScale();
    // prototype m/s
    float scaleSpeed = _rawSpeed * scale;
    if (!init) {
        float speedSetting = throttle.getSpeedSetting();
        int speedStep = 0;
        switch(throttle.getSpeedStepMode()) {
            case DccThrottle.SpeedStepMode14:
                speedStep = java.lang.Math.round(speedSetting * 14);
                break;
            case DccThrottle.SpeedStepMode27:
                speedStep = java.lang.Math.round(speedSetting * 27);
                break;
            case DccThrottle.SpeedStepMode28:
                speedStep = java.lang.Math.round(speedSetting * 28);
                break;
            case DccThrottle.SpeedStepMode128:
            default:
                // 128 speed step mode is the default in the JMRI
                // throttle code.
                speedStep = java.lang.Math.round(speedSetting * 126);
                break;
        }
        // actual speedSetting
        speedSetting = throttle.getSpeedIncrement() * speedStep;
        _factor = _rawSpeed / speedSetting;
        //            _factor = speedSetting*25.4f/(_rawSpeed*100);
        _isForward = throttle.getIsForward();
        if (_speedProfile != null) {
            if (_isForward) {
                spSpeed = _speedProfile.getForwardSpeed(speedSetting);
            } else {
                spSpeed = _speedProfile.getReverseSpeed(speedSetting);
            }
            spFactor = spSpeed / (speedSetting * 1000);
        }
        if (log.isDebugEnabled())
            log.debug("Throttle speedSetting= " + speedSetting + ", Set from _maxSpeed= " + _maxSpeed + ", expected profile speed =" + spSpeed + ", actual _rawSpeed= " + (_rawSpeed * 1000) + "mm/sec, scale= " + scale);
        // now is the actual setting
        _maxSpeed = speedSetting;
    }
    String speedUnits;
    if (jmri.InstanceManager.getDefault(SignalSpeedMap.class).getInterpretation() == SignalSpeedMap.SPEED_KMPH) {
        speedUnits = "kmph";
        scaleSpeed = 3.6f * scaleSpeed;
        spSpeed = spSpeed * scale * 3.6f / 1000;
    } else {
        speedUnits = "mph";
        scaleSpeed = scaleSpeed * 3.6f * 0.621371f;
        spSpeed = spSpeed * scale * 3.6f * 0.621371f / 1000;
    }
    JPanel panel = new JPanel();
    panel.setLayout(new BorderLayout(10, 10));
    JPanel p = new JPanel();
    p.setLayout(new BoxLayout(p, BoxLayout.PAGE_AXIS));
    p.add(new JLabel(Bundle.getMessage("trainInfo3", _maxSpeed, scaleSpeed, speedUnits)));
    p.add(new JLabel(Bundle.getMessage("trainInfo4", _factor)));
    if (_speedProfile != null) {
        p.add(new JLabel(Bundle.getMessage("trainInfo5", spSpeed, speedUnits, spFactor)));
    } else {
        p.add(new JLabel(Bundle.getMessage("trainInfo6", _warrant.getTrainId())));
    }
    panel.add(p, BorderLayout.CENTER);
    panel.add(Box.createRigidArea(new java.awt.Dimension(10, 100)), BorderLayout.WEST);
    p = new JPanel();
    p.setLayout(new BoxLayout(p, BoxLayout.PAGE_AXIS));
    p.add(_addBox);
    p.add(_ignoreBox);
    p.add(_clearBox);
    JPanel pp = new JPanel();
    pp.setLayout(new BoxLayout(pp, BoxLayout.LINE_AXIS));
    pp.add(Box.createRigidArea(new java.awt.Dimension(10, 100)));
    pp.add(p);
    panel.add(pp, BorderLayout.SOUTH);
    return panel;
}

Example 2 with DccThrottle

use of jmri.DccThrottle in project JMRI by JMRI.

the class AbstractAutomaton method getThrottle.

/**
     * Obtains a DCC throttle, including waiting for the command station
     * response.
     *
     * @param address     Numeric address value
     * @param longAddress true if this is a long address, false for a short
     *                    address
     * @param waitSecs    number of seconds to wait for throttle to acquire
     *                    before returning null
     * @return A usable throttle, or null if error
     */
public DccThrottle getThrottle(int address, boolean longAddress, int waitSecs) {
    log.debug("requesting DccThrottle for addr " + address);
    if (!inThread) {
        log.warn("getThrottle invoked from invalid context");
    }
    throttle = null;
    ThrottleListener throttleListener = new ThrottleListener() {

        @Override
        public void notifyThrottleFound(DccThrottle t) {
            throttle = t;
            synchronized (self) {
                // should be only one thread waiting, but just in case
                self.notifyAll();
            }
        }

        @Override
        public void notifyFailedThrottleRequest(jmri.DccLocoAddress address, String reason) {
            log.error("Throttle request failed for " + address + " because " + reason);
            failedThrottleRequest = true;
            synchronized (self) {
                // should be only one thread waiting, but just in case
                self.notifyAll();
            }
        }
    };
    boolean ok = InstanceManager.getDefault(ThrottleManager.class).requestThrottle(address, longAddress, throttleListener);
    // check if reply is coming
    if (!ok) {
        log.info("Throttle for loco " + address + " not available");
        //kill the pending request
        InstanceManager.getDefault(ThrottleManager.class).cancelThrottleRequest(address, throttleListener);
        return null;
    }
    // now wait for reply from identified throttle
    int waited = 0;
    while (throttle == null && failedThrottleRequest == false && waited <= waitSecs) {
        log.debug("waiting for throttle");
        //  1 seconds
        wait(1000);
        waited++;
        if (throttle == null) {
            log.warn("Still waiting for throttle " + address + "!");
        }
    }
    if (throttle == null) {
        log.debug("canceling request for Throttle " + address);
        //kill the pending request
        InstanceManager.getDefault(ThrottleManager.class).cancelThrottleRequest(address, throttleListener);
    }
    return throttle;
}

Example 3 with DccThrottle

use of jmri.DccThrottle in project JMRI by JMRI.

the class RpsBlock method updateCurrentThrottles.

void updateCurrentThrottles() {
    List<Integer> l = sensor.getContents();
    if (l.size() == 0) {
        return;
    }
    if (l.size() > 1) {
        log.warn("More than one address present!");
    }
    for (int i = 0; i < l.size(); i++) {
        Integer num = l.get(i);
        DccThrottle t = throttleTable.get(num);
        if (t != null) {
            updateOneThrottle(t);
        } else {
            log.warn("Throttle not yet available for: " + num);
        }
    }
}

Example 4 with DccThrottle

use of jmri.DccThrottle in project JMRI by JMRI.

the class AbstractAutomaton method getThrottle.

/**
     * Obtains a DCC throttle, including waiting for the command station
     * response.
     *
     * @param re       specifies the desired locomotive
     * @param waitSecs number of seconds to wait for throttle to acquire before
     *                 returning null
     * @return A usable throttle, or null if error
     */
public DccThrottle getThrottle(BasicRosterEntry re, int waitSecs) {
    log.debug("requesting DccThrottle for rosterEntry " + re.getId());
    if (!inThread) {
        log.warn("getThrottle invoked from invalid context");
    }
    throttle = null;
    ThrottleListener throttleListener = new ThrottleListener() {

        @Override
        public void notifyThrottleFound(DccThrottle t) {
            throttle = t;
            synchronized (self) {
                // should be only one thread waiting, but just in case
                self.notifyAll();
            }
        }

        @Override
        public void notifyFailedThrottleRequest(jmri.DccLocoAddress address, String reason) {
            log.error("Throttle request failed for " + address + " because " + reason);
            failedThrottleRequest = true;
            synchronized (self) {
                // should be only one thread waiting, but just in case
                self.notifyAll();
            }
        }
    };
    boolean ok = InstanceManager.throttleManagerInstance().requestThrottle(re, throttleListener);
    // check if reply is coming
    if (!ok) {
        log.info("Throttle for loco " + re.getId() + " not available");
        //kill the pending request
        InstanceManager.getDefault(ThrottleManager.class).cancelThrottleRequest(re, throttleListener);
        return null;
    }
    // now wait for reply from identified throttle
    int waited = 0;
    while (throttle == null && failedThrottleRequest == false && waited <= waitSecs) {
        log.debug("waiting for throttle");
        //  1 seconds
        wait(1000);
        waited++;
        if (throttle == null) {
            log.warn("Still waiting for throttle " + re.getId() + "!");
        }
    }
    if (throttle == null) {
        log.debug("canceling request for Throttle " + re.getId());
        //kill the pending request
        InstanceManager.getDefault(ThrottleManager.class).cancelThrottleRequest(re, throttleListener);
    }
    return throttle;
}

Example 5 with DccThrottle

use of jmri.DccThrottle in project JMRI by JMRI.

the class UhlenbrockLnThrottleManager method notifyChangedSlot.

/**
     * SlotListener contract. Get notification that an address has changed slot.
     * This method creates a throttle for all ThrottleListeners of that address
     * and notifies them via the ThrottleListener.notifyThrottleFound method.
     */
@Override
public void notifyChangedSlot(LocoNetSlot s) {
    DccThrottle throttle = new LocoNetThrottle((LocoNetSystemConnectionMemo) adapterMemo, s);
    notifyThrottleKnown(throttle, new DccLocoAddress(s.locoAddr(), isLongAddress(s.locoAddr())));
    if (waitingForNotification.containsKey(s.locoAddr())) {
        Thread r = waitingForNotification.get(s.locoAddr());
        synchronized (r) {
            r.interrupt();
        }
        waitingForNotification.remove(s.locoAddr());
    }
}