Examples with LevelXing jmri.jmrit.display.layoutEditor.LevelXing used on opensource projects

Example 1 with LevelXing

use of jmri.jmrit.display.layoutEditor.LevelXing in project JMRI by JMRI.

the class AutoAllocate method willLevelXingsBlockTrain.

private boolean willLevelXingsBlockTrain(ActiveTrain at) {
    // returns true if any LevelXings in _levelXingList will block the specified train
    if (at == null) {
        log.error("null argument on entry to 'willLevelXingsBlockTrain'");
        // returns true to be safe
        return true;
    }
    if (_levelXingList.size() <= 0) {
        return false;
    }
    for (int i = 0; i < _levelXingList.size(); i++) {
        LevelXing lx = _levelXingList.get(i);
        Block bAC = lx.getLayoutBlockAC().getBlock();
        Block bBD = lx.getLayoutBlockBD().getBlock();
        if (at.getTransit().containsBlock(bAC) || at.getTransit().containsBlock(bBD)) {
            return true;
        }
    }
    return false;
}

Example 2 with LevelXing

use of jmri.jmrit.display.layoutEditor.LevelXing in project JMRI by JMRI.

the class LevelXingXml method store.

/**
     * Default implementation for storing the contents of a LevelXing
     *
     * @param o Object to store, of type LevelXing
     * @return Element containing the complete info
     */
@Override
public Element store(Object o) {
    LevelXing p = (LevelXing) o;
    Element element = new Element("levelxing");
    // include attributes
    element.setAttribute("ident", p.getID());
    if (p.getBlockNameAC().length() > 0) {
        element.setAttribute("blocknameac", p.getBlockNameAC());
    }
    if (p.getBlockNameBD().length() > 0) {
        element.setAttribute("blocknamebd", p.getBlockNameBD());
    }
    if (p.getConnectA() != null) {
        element.setAttribute("connectaname", ((TrackSegment) p.getConnectA()).getID());
    }
    if (p.getConnectB() != null) {
        element.setAttribute("connectbname", ((TrackSegment) p.getConnectB()).getID());
    }
    if (p.getConnectC() != null) {
        element.setAttribute("connectcname", ((TrackSegment) p.getConnectC()).getID());
    }
    if (p.getConnectD() != null) {
        element.setAttribute("connectdname", ((TrackSegment) p.getConnectD()).getID());
    }
    if (p.getSignalAName().length() > 0) {
        element.setAttribute("signalaname", p.getSignalAName());
    }
    if (p.getSignalBName().length() > 0) {
        element.setAttribute("signalbname", p.getSignalBName());
    }
    if (p.getSignalCName().length() > 0) {
        element.setAttribute("signalcname", p.getSignalCName());
    }
    if (p.getSignalDName().length() > 0) {
        element.setAttribute("signaldname", p.getSignalDName());
    }
    Point2D coords = p.getCoordsCenter();
    element.setAttribute("xcen", "" + coords.getX());
    element.setAttribute("ycen", "" + coords.getY());
    coords = p.getCoordsA();
    element.setAttribute("xa", "" + coords.getX());
    element.setAttribute("ya", "" + coords.getY());
    coords = p.getCoordsB();
    element.setAttribute("xb", "" + coords.getX());
    element.setAttribute("yb", "" + coords.getY());
    if (p.getSignalAMastName().length() > 0) {
        element.addContent(new Element("signalAMast").addContent(p.getSignalAMastName()));
    }
    if (p.getSignalBMastName().length() > 0) {
        element.addContent(new Element("signalBMast").addContent(p.getSignalBMastName()));
    }
    if (p.getSignalCMastName().length() > 0) {
        element.addContent(new Element("signalCMast").addContent(p.getSignalCMastName()));
    }
    if (p.getSignalDMastName().length() > 0) {
        element.addContent(new Element("signalDMast").addContent(p.getSignalDMastName()));
    }
    if (p.getSensorAName().length() > 0) {
        element.addContent(new Element("sensorA").addContent(p.getSensorAName()));
    }
    if (p.getSensorBName().length() > 0) {
        element.addContent(new Element("sensorB").addContent(p.getSensorBName()));
    }
    if (p.getSensorCName().length() > 0) {
        element.addContent(new Element("sensorC").addContent(p.getSensorCName()));
    }
    if (p.getSensorDName().length() > 0) {
        element.addContent(new Element("sensorD").addContent(p.getSensorDName()));
    }
    element.setAttribute("class", getClass().getName());
    return element;
}

Example 3 with LevelXing

use of jmri.jmrit.display.layoutEditor.LevelXing in project JMRI by JMRI.

the class LevelXingXml method load.

/**
     * Load, starting with the levelxing element, then all the other data
     *
     * @param element Top level Element to unpack.
     * @param o       LayoutEditor as an Object
     */
@Override
public void load(Element element, Object o) {
    // create the objects
    LayoutEditor p = (LayoutEditor) o;
    // get center point
    String name = element.getAttribute("ident").getValue();
    double x = 0.0;
    double y = 0.0;
    try {
        x = element.getAttribute("xcen").getFloatValue();
        y = element.getAttribute("ycen").getFloatValue();
    } catch (org.jdom2.DataConversionException e) {
        log.error("failed to convert levelxing center  attribute");
    }
    // create the new LevelXing
    LevelXing l = new LevelXing(name, new Point2D.Double(x, y), p);
    // get remaining attributes
    Attribute a = element.getAttribute("blocknameac");
    if (a != null) {
        l.tBlockNameAC = a.getValue();
    }
    a = element.getAttribute("blocknamebd");
    if (a != null) {
        l.tBlockNameBD = a.getValue();
    }
    a = element.getAttribute("connectaname");
    if (a != null) {
        l.connectAName = a.getValue();
    }
    a = element.getAttribute("connectbname");
    if (a != null) {
        l.connectBName = a.getValue();
    }
    a = element.getAttribute("connectcname");
    if (a != null) {
        l.connectCName = a.getValue();
    }
    a = element.getAttribute("connectdname");
    if (a != null) {
        l.connectDName = a.getValue();
    }
    a = element.getAttribute("signalaname");
    if (a != null) {
        l.setSignalAName(a.getValue());
    }
    a = element.getAttribute("signalbname");
    if (a != null) {
        l.setSignalBName(a.getValue());
    }
    a = element.getAttribute("signalcname");
    if (a != null) {
        l.setSignalCName(a.getValue());
    }
    a = element.getAttribute("signaldname");
    if (a != null) {
        l.setSignalDName(a.getValue());
    }
    try {
        x = element.getAttribute("xa").getFloatValue();
        y = element.getAttribute("ya").getFloatValue();
    } catch (org.jdom2.DataConversionException e) {
        log.error("failed to convert levelxing a coords attribute");
    }
    l.setCoordsA(new Point2D.Double(x, y));
    try {
        x = element.getAttribute("xb").getFloatValue();
        y = element.getAttribute("yb").getFloatValue();
    } catch (org.jdom2.DataConversionException e) {
        log.error("failed to convert levelxing b coords attribute");
    }
    l.setCoordsB(new Point2D.Double(x, y));
    if (element.getChild("signalAMast") != null) {
        String mast = element.getChild("signalAMast").getText();
        if (mast != null && !mast.equals("")) {
            l.setSignalAMast(mast);
        }
    }
    if (element.getChild("signalBMast") != null) {
        String mast = element.getChild("signalBMast").getText();
        if (mast != null && !mast.equals("")) {
            l.setSignalBMast(mast);
        }
    }
    if (element.getChild("signalCMast") != null) {
        String mast = element.getChild("signalCMast").getText();
        if (mast != null && !mast.equals("")) {
            l.setSignalCMast(mast);
        }
    }
    if (element.getChild("signalDMast") != null) {
        String mast = element.getChild("signalDMast").getText();
        if (mast != null && !mast.equals("")) {
            l.setSignalDMast(mast);
        }
    }
    if (element.getChild("sensorA") != null) {
        String sensor = element.getChild("sensorA").getText();
        if (sensor != null && !sensor.equals("")) {
            l.setSensorAName(sensor);
        }
    }
    if (element.getChild("sensorB") != null) {
        String sensor = element.getChild("sensorB").getText();
        if (sensor != null && !sensor.equals("")) {
            l.setSensorBName(sensor);
        }
    }
    if (element.getChild("sensorC") != null) {
        String sensor = element.getChild("sensorC").getText();
        if (sensor != null && !sensor.equals("")) {
            l.setSensorCName(sensor);
        }
    }
    if (element.getChild("sensorD") != null) {
        String sensor = element.getChild("sensorD").getText();
        if (sensor != null && !sensor.equals("")) {
            l.setSensorDName(sensor);
        }
    }
    p.xingList.add(l);
}

Example 4 with LevelXing

use of jmri.jmrit.display.layoutEditor.LevelXing in project JMRI by JMRI.

the class PointDetails method getSignal.

NamedBean getSignal() {
    if ((getPanel() != null) && (!getPanel().isEditable()) && (getSignalMast() != null)) {
        return getSignalMast();
    }
    if ((getPanel() != null) && (!getPanel().isEditable()) && (getSignalHead() != null)) {
        return getSignalHead();
    }
    jmri.SignalHeadManager sh = InstanceManager.getDefault(jmri.SignalHeadManager.class);
    NamedBean signal = null;
    if (getRefObject() == null) {
        log.error("Signal not found at point");
        return null;
    } else if (getRefObject() instanceof SignalMast) {
        signal = getRefObject();
        setSignalMast(((SignalMast) getRefObject()));
        return signal;
    } else if (getRefObject() instanceof SignalHead) {
        signal = getRefObject();
        setSignalHead(((SignalHead) getRefObject()));
        return signal;
    }
    Sensor sen = (Sensor) getRefObject();
    log.debug("looking at Sensor " + sen.getDisplayName());
    if (getRefLocation() instanceof PositionablePoint) {
        PositionablePoint p = (PositionablePoint) getRefLocation();
        if (p.getEastBoundSensor() == sen) {
            if (p.getEastBoundSignalMast() != null) {
                signal = p.getEastBoundSignalMast();
            } else if (!p.getEastBoundSignal().equals("")) {
                signal = sh.getSignalHead(p.getEastBoundSignal());
            }
        } else if (p.getWestBoundSensor() == sen) {
            if (p.getWestBoundSignalMast() != null) {
                signal = p.getWestBoundSignalMast();
            } else if (!p.getWestBoundSignal().equals("")) {
                signal = sh.getSignalHead(p.getWestBoundSignal());
            }
        }
    } else if (getRefLocation() instanceof LayoutTurnout) {
        LayoutTurnout t = (LayoutTurnout) getRefLocation();
        if (t.getSensorA() == sen) {
            if (t.getSignalAMast() != null) {
                signal = t.getSignalAMast();
            } else if (!t.getSignalA1Name().equals("")) {
                signal = sh.getSignalHead(t.getSignalA1Name());
            }
        } else if (t.getSensorB() == sen) {
            if (t.getSignalBMast() != null) {
                signal = t.getSignalBMast();
            } else if (!t.getSignalB1Name().equals("")) {
                signal = sh.getSignalHead(t.getSignalB1Name());
            }
        } else if (t.getSensorC() == sen) {
            if (t.getSignalCMast() != null) {
                signal = t.getSignalCMast();
            } else if (!t.getSignalC1Name().equals("")) {
                signal = sh.getSignalHead(t.getSignalC1Name());
            }
        } else if (t.getSensorD() == sen) {
            if (t.getSignalDMast() != null) {
                signal = t.getSignalDMast();
            } else if (!t.getSignalD1Name().equals("")) {
                signal = sh.getSignalHead(t.getSignalD1Name());
            }
        }
    } else if (getRefLocation() instanceof LevelXing) {
        LevelXing x = (LevelXing) getRefLocation();
        if (x.getSensorA() == sen) {
            if (x.getSignalAMast() != null) {
                signal = x.getSignalAMast();
            } else if (!x.getSignalAName().equals("")) {
                signal = sh.getSignalHead(x.getSignalAName());
            }
        } else if (x.getSensorB() == sen) {
            if (x.getSignalBMast() != null) {
                signal = x.getSignalBMast();
            } else if (!x.getSignalBName().equals("")) {
                signal = sh.getSignalHead(x.getSignalBName());
            }
        } else if (x.getSensorC() == sen) {
            if (x.getSignalCMast() != null) {
                signal = x.getSignalCMast();
            } else if (!x.getSignalCName().equals("")) {
                signal = sh.getSignalHead(x.getSignalCName());
            }
        } else if (x.getSensorD() == sen) {
            if (x.getSignalDMast() != null) {
                signal = x.getSignalDMast();
            } else if (!x.getSignalDName().equals("")) {
                signal = sh.getSignalHead(x.getSignalDName());
            }
        }
    } else if (getRefLocation() instanceof LayoutSlip) {
        LayoutSlip t = (LayoutSlip) getRefLocation();
        if (t.getSensorA() == sen) {
            if (t.getSignalAMast() != null) {
                signal = t.getSignalAMast();
            } else if (!t.getSignalA1Name().equals("")) {
                signal = sh.getSignalHead(t.getSignalA1Name());
            }
        } else if (t.getSensorB() == sen) {
            if (t.getSignalBMast() != null) {
                signal = t.getSignalBMast();
            } else if (!t.getSignalB1Name().equals("")) {
                signal = sh.getSignalHead(t.getSignalB1Name());
            }
        } else if (t.getSensorC() == sen) {
            if (t.getSignalCMast() != null) {
                signal = t.getSignalCMast();
            } else if (!t.getSignalC1Name().equals("")) {
                signal = sh.getSignalHead(t.getSignalC1Name());
            }
        } else if (t.getSensorD() == sen) {
            if (t.getSignalDMast() != null) {
                signal = t.getSignalDMast();
            } else if (!t.getSignalD1Name().equals("")) {
                signal = sh.getSignalHead(t.getSignalD1Name());
            }
        }
    }
    if (signal instanceof SignalMast) {
        setSignalMast(((SignalMast) signal));
    } else if (signal instanceof SignalHead) {
        setSignalHead(((SignalHead) signal));
    }
    return signal;
}

Example 5 with LevelXing

use of jmri.jmrit.display.layoutEditor.LevelXing in project JMRI by JMRI.

the class Section method placeDirectionSensors.

/**
     * Places direction sensors in SSL for all Signal Heads in this Section if
     * the Sensors are not already present in the SSL. Only anchor point block
     * boundaries that have assigned signals are considered. Only turnouts that
     * have assigned signals are considered. Only level crossings that have
     * assigned signals are considered. Turnouts and anchor points without
     * signals are counted, and reported in warning messages during this
     * procedure, if there are any missing signals. If this method has trouble,
     * an error message is placed in the log describing the trouble.
     *
     * @param panel the panel to place direction sensors on
     * @return the number or errors placing sensors; 1 is returned if no
     *         direction sensor is defined for this section
     */
public int placeDirectionSensors(LayoutEditor panel) {
    int missingSignalsBB = 0;
    int missingSignalsTurnouts = 0;
    int missingSignalsLevelXings = 0;
    int errorCount = 0;
    if (panel == null) {
        log.error("Null Layout Editor panel on call to 'placeDirectionSensors'");
        return 1;
    }
    if (initializationNeeded) {
        initializeBlocks();
    }
    if ((mForwardBlockingSensorName == null) || (mForwardBlockingSensorName.equals("")) || (mReverseBlockingSensorName == null) || (mReverseBlockingSensorName.equals(""))) {
        log.error("Missing direction sensor in Section " + getSystemName());
        return 1;
    }
    LayoutBlockManager layoutBlockManager = InstanceManager.getDefault(LayoutBlockManager.class);
    ConnectivityUtil cUtil = panel.getConnectivityUtil();
    for (int i = 0; i < mBlockEntries.size(); i++) {
        Block cBlock = mBlockEntries.get(i);
        LayoutBlock lBlock = layoutBlockManager.getByUserName(cBlock.getUserName());
        ArrayList<PositionablePoint> anchorList = cUtil.getAnchorBoundariesThisBlock(cBlock);
        for (int j = 0; j < anchorList.size(); j++) {
            PositionablePoint p = anchorList.get(j);
            if ((!p.getEastBoundSignal().equals("")) && (!p.getWestBoundSignal().equals(""))) {
                // have a signalled block boundary
                SignalHead sh = cUtil.getSignalHeadAtAnchor(p, cBlock, false);
                if (sh == null) {
                    log.warn("Unexpected missing signal head at boundary of Block " + cBlock.getUserName());
                    errorCount++;
                } else {
                    int direction = cUtil.getDirectionFromAnchor(mForwardEntryPoints, mReverseEntryPoints, p);
                    if (direction == EntryPoint.UNKNOWN) {
                        // anchor is at a Block boundary within the Section
                        sh = cUtil.getSignalHeadAtAnchor(p, cBlock, true);
                        Block otherBlock = ((p.getConnect1()).getLayoutBlock()).getBlock();
                        if (otherBlock == cBlock) {
                            otherBlock = ((p.getConnect2()).getLayoutBlock()).getBlock();
                        }
                        if (getBlockSequenceNumber(cBlock) < getBlockSequenceNumber(otherBlock)) {
                            direction = EntryPoint.FORWARD;
                        } else {
                            direction = EntryPoint.REVERSE;
                        }
                    }
                    if (!checkDirectionSensor(sh, direction, ConnectivityUtil.OVERALL, cUtil)) {
                        errorCount++;
                    }
                }
            } else {
                errorCount++;
                missingSignalsBB++;
            }
        }
        ArrayList<LevelXing> xingList = cUtil.getLevelCrossingsThisBlock(cBlock);
        for (int k = 0; k < xingList.size(); k++) {
            LevelXing x = xingList.get(k);
            LayoutBlock alBlock = ((TrackSegment) x.getConnectA()).getLayoutBlock();
            LayoutBlock blBlock = ((TrackSegment) x.getConnectB()).getLayoutBlock();
            LayoutBlock clBlock = ((TrackSegment) x.getConnectC()).getLayoutBlock();
            LayoutBlock dlBlock = ((TrackSegment) x.getConnectD()).getLayoutBlock();
            if (cUtil.isInternalLevelXingAC(x, cBlock)) {
                // have an internal AC level crossing - is it signaled?
                if (((x.getSignalAName() != null) && (!x.getSignalAName().equals(""))) || ((x.getSignalCName() != null) && (!x.getSignalCName().equals("")))) {
                    // have a signaled AC level crossing internal to this block
                    if ((x.getSignalAName() != null) && (!x.getSignalAName().equals(""))) {
                        // there is a signal at A in the level crossing
                        TrackNode tn = new TrackNode(x, LayoutTrack.LEVEL_XING_A, (TrackSegment) x.getConnectA(), false, 0);
                        TrackNode altNode = new TrackNode(x, LayoutTrack.LEVEL_XING_C, (TrackSegment) x.getConnectC(), false, 0);
                        SignalHead sh = InstanceManager.getDefault(jmri.SignalHeadManager.class).getSignalHead(x.getSignalAName());
                        if (!setDirectionSensorByConnectivity(tn, altNode, sh, cBlock, cUtil)) {
                            errorCount++;
                        }
                    }
                    if ((x.getSignalCName() != null) && (!x.getSignalCName().equals(""))) {
                        // there is a signal at C in the level crossing
                        TrackNode tn = new TrackNode(x, LayoutTrack.LEVEL_XING_C, (TrackSegment) x.getConnectC(), false, 0);
                        TrackNode altNode = new TrackNode(x, LayoutTrack.LEVEL_XING_A, (TrackSegment) x.getConnectA(), false, 0);
                        SignalHead sh = InstanceManager.getDefault(jmri.SignalHeadManager.class).getSignalHead(x.getSignalCName());
                        if (!setDirectionSensorByConnectivity(tn, altNode, sh, cBlock, cUtil)) {
                            errorCount++;
                        }
                    }
                }
            } else if (alBlock == lBlock) {
                // have a level crossing with AC spanning a block boundary, with A in this Block
                int direction = getDirectionForBlocks(alBlock, clBlock);
                if (direction != EntryPoint.UNKNOWN) {
                    if ((x.getSignalCName() != null) && (!x.getSignalCName().equals(""))) {
                        SignalHead sh = InstanceManager.getDefault(jmri.SignalHeadManager.class).getSignalHead(x.getSignalCName());
                        if (!checkDirectionSensor(sh, direction, ConnectivityUtil.OVERALL, cUtil)) {
                            errorCount++;
                        }
                    }
                } else {
                    errorCount++;
                }
            } else if (clBlock == lBlock) {
                // have a level crossing with AC spanning a block boundary, with C in this Block
                int direction = getDirectionForBlocks(clBlock, alBlock);
                if (direction != EntryPoint.UNKNOWN) {
                    if ((x.getSignalAName() != null) && (!x.getSignalAName().equals(""))) {
                        SignalHead sh = InstanceManager.getDefault(jmri.SignalHeadManager.class).getSignalHead(x.getSignalAName());
                        if (!checkDirectionSensor(sh, direction, ConnectivityUtil.OVERALL, cUtil)) {
                            errorCount++;
                        }
                    }
                } else {
                    errorCount++;
                }
            }
            if (cUtil.isInternalLevelXingBD(x, cBlock)) {
                // have an internal BD level crossing - is it signaled?
                if (((x.getSignalBName() != null) && (!x.getSignalBName().equals(""))) || ((x.getSignalDName() != null) && (!x.getSignalDName().equals("")))) {
                    // have a signaled BD level crossing internal to this block
                    if ((x.getSignalBName() != null) && (!x.getSignalBName().equals(""))) {
                        // there is a signal at B in the level crossing
                        TrackNode tn = new TrackNode(x, LayoutTrack.LEVEL_XING_B, (TrackSegment) x.getConnectB(), false, 0);
                        TrackNode altNode = new TrackNode(x, LayoutTrack.LEVEL_XING_D, (TrackSegment) x.getConnectD(), false, 0);
                        SignalHead sh = InstanceManager.getDefault(jmri.SignalHeadManager.class).getSignalHead(x.getSignalBName());
                        if (!setDirectionSensorByConnectivity(tn, altNode, sh, cBlock, cUtil)) {
                            errorCount++;
                        }
                    }
                    if ((x.getSignalDName() != null) && (!x.getSignalDName().equals(""))) {
                        // there is a signal at C in the level crossing
                        TrackNode tn = new TrackNode(x, LayoutTrack.LEVEL_XING_D, (TrackSegment) x.getConnectD(), false, 0);
                        TrackNode altNode = new TrackNode(x, LayoutTrack.LEVEL_XING_B, (TrackSegment) x.getConnectB(), false, 0);
                        SignalHead sh = InstanceManager.getDefault(jmri.SignalHeadManager.class).getSignalHead(x.getSignalDName());
                        if (!setDirectionSensorByConnectivity(tn, altNode, sh, cBlock, cUtil)) {
                            errorCount++;
                        }
                    }
                }
            } else if (blBlock == lBlock) {
                // have a level crossing with BD spanning a block boundary, with B in this Block
                int direction = getDirectionForBlocks(blBlock, dlBlock);
                if (direction != EntryPoint.UNKNOWN) {
                    if ((x.getSignalDName() != null) && (!x.getSignalDName().equals(""))) {
                        SignalHead sh = InstanceManager.getDefault(jmri.SignalHeadManager.class).getSignalHead(x.getSignalDName());
                        if (!checkDirectionSensor(sh, direction, ConnectivityUtil.OVERALL, cUtil)) {
                            errorCount++;
                        }
                    }
                } else {
                    errorCount++;
                }
            } else if (dlBlock == lBlock) {
                // have a level crossing with BD spanning a block boundary, with D in this Block
                int direction = getDirectionForBlocks(dlBlock, blBlock);
                if (direction != EntryPoint.UNKNOWN) {
                    if ((x.getSignalBName() != null) && (!x.getSignalBName().equals(""))) {
                        SignalHead sh = InstanceManager.getDefault(jmri.SignalHeadManager.class).getSignalHead(x.getSignalBName());
                        if (!checkDirectionSensor(sh, direction, ConnectivityUtil.OVERALL, cUtil)) {
                            errorCount++;
                        }
                    }
                } else {
                    errorCount++;
                }
            }
        }
        ArrayList<LayoutTurnout> turnoutList = cUtil.getLayoutTurnoutsThisBlock(cBlock);
        for (int m = 0; m < turnoutList.size(); m++) {
            LayoutTurnout t = turnoutList.get(m);
            if (cUtil.layoutTurnoutHasRequiredSignals(t)) {
                // have a signalled turnout
                if ((t.getLinkType() == LayoutTurnout.NO_LINK) && ((t.getTurnoutType() == LayoutTurnout.RH_TURNOUT) || (t.getTurnoutType() == LayoutTurnout.LH_TURNOUT) || (t.getTurnoutType() == LayoutTurnout.WYE_TURNOUT))) {
                    // standard turnout - nothing special
                    // Note: direction is for proceeding from the throat to either other track
                    int direction = getDirectionStandardTurnout(t, cUtil);
                    int altDirection = EntryPoint.FORWARD;
                    if (direction == EntryPoint.FORWARD) {
                        altDirection = EntryPoint.REVERSE;
                    }
                    if (direction == EntryPoint.UNKNOWN) {
                        errorCount++;
                    } else {
                        SignalHead aHead = InstanceManager.getDefault(jmri.SignalHeadManager.class).getSignalHead(t.getSignalA1Name());
                        SignalHead a2Head = null;
                        String a2Name = t.getSignalA2Name();
                        if ((a2Name != null) && (!a2Name.equals(""))) {
                            a2Head = InstanceManager.getDefault(jmri.SignalHeadManager.class).getSignalHead(a2Name);
                        }
                        SignalHead bHead = InstanceManager.getDefault(jmri.SignalHeadManager.class).getSignalHead(t.getSignalB1Name());
                        SignalHead cHead = InstanceManager.getDefault(jmri.SignalHeadManager.class).getSignalHead(t.getSignalC1Name());
                        if (t.getLayoutBlock().getBlock() == cBlock) {
                            // Note: need allocation to traverse this turnout
                            if (!checkDirectionSensor(aHead, direction, ConnectivityUtil.OVERALL, cUtil)) {
                                errorCount++;
                            }
                            if (a2Head != null) {
                                if (!checkDirectionSensor(a2Head, direction, ConnectivityUtil.OVERALL, cUtil)) {
                                    errorCount++;
                                }
                            }
                            if (!checkDirectionSensor(bHead, altDirection, ConnectivityUtil.OVERALL, cUtil)) {
                                errorCount++;
                            }
                            if (!checkDirectionSensor(cHead, altDirection, ConnectivityUtil.OVERALL, cUtil)) {
                                errorCount++;
                            }
                        } else {
                            if (((TrackSegment) t.getConnectA()).getLayoutBlock().getBlock() == cBlock) {
                                // throat Track Segment is in this Block
                                if (!checkDirectionSensor(bHead, altDirection, ConnectivityUtil.OVERALL, cUtil)) {
                                    errorCount++;
                                }
                                if (!checkDirectionSensor(cHead, altDirection, ConnectivityUtil.OVERALL, cUtil)) {
                                    errorCount++;
                                }
                            } else if (((t.getContinuingSense() == Turnout.CLOSED) && (((TrackSegment) t.getConnectB()).getLayoutBlock().getBlock() == cBlock)) || ((t.getContinuingSense() == Turnout.THROWN) && (((TrackSegment) t.getConnectC()).getLayoutBlock().getBlock() == cBlock))) {
                                //  diverging track segment is in this block, reverse continuing sense.
                                if (a2Head == null) {
                                    // single head at throat
                                    if (!checkDirectionSensor(aHead, direction, ConnectivityUtil.CONTINUING, cUtil)) {
                                        errorCount++;
                                    }
                                } else {
                                    // two heads at throat
                                    if (!checkDirectionSensor(aHead, direction, ConnectivityUtil.OVERALL, cUtil)) {
                                        errorCount++;
                                    }
                                }
                                if (!checkDirectionSensor(bHead, altDirection, ConnectivityUtil.OVERALL, cUtil)) {
                                    errorCount++;
                                }
                            } else if (((t.getContinuingSense() == Turnout.CLOSED) && (((TrackSegment) t.getConnectC()).getLayoutBlock().getBlock() == cBlock)) || ((t.getContinuingSense() == Turnout.THROWN) && (((TrackSegment) t.getConnectB()).getLayoutBlock().getBlock() == cBlock))) {
                                //  continuing track segment is in this block, reverse continuing sense.
                                if (a2Head == null) {
                                    // single head at throat
                                    if (!checkDirectionSensor(aHead, direction, ConnectivityUtil.DIVERGING, cUtil)) {
                                        errorCount++;
                                    }
                                } else {
                                    // two heads at throat
                                    if (!checkDirectionSensor(a2Head, direction, ConnectivityUtil.OVERALL, cUtil)) {
                                        errorCount++;
                                    }
                                }
                                if (!checkDirectionSensor(cHead, altDirection, ConnectivityUtil.OVERALL, cUtil)) {
                                    errorCount++;
                                }
                            }
                        }
                    }
                } else if (t.getLinkType() != LayoutTurnout.NO_LINK) {
                    // special linked turnout
                    LayoutTurnout tLinked = getLayoutTurnoutFromTurnoutName(t.getLinkedTurnoutName(), panel);
                    if (tLinked == null) {
                        log.error("null Layout Turnout linked to turnout " + t.getTurnout().getSystemName());
                    } else if (t.getLinkType() == LayoutTurnout.THROAT_TO_THROAT) {
                        SignalHead b1Head = InstanceManager.getDefault(jmri.SignalHeadManager.class).getSignalHead(t.getSignalB1Name());
                        SignalHead b2Head = null;
                        String hName = t.getSignalB2Name();
                        if ((hName != null) && (!hName.equals(""))) {
                            b2Head = InstanceManager.getDefault(jmri.SignalHeadManager.class).getSignalHead(hName);
                        }
                        SignalHead c1Head = InstanceManager.getDefault(jmri.SignalHeadManager.class).getSignalHead(t.getSignalC1Name());
                        SignalHead c2Head = null;
                        hName = t.getSignalC2Name();
                        if ((hName != null) && (!hName.equals(""))) {
                            c2Head = InstanceManager.getDefault(jmri.SignalHeadManager.class).getSignalHead(hName);
                        }
                        int direction = getDirectionStandardTurnout(t, cUtil);
                        int altDirection = EntryPoint.FORWARD;
                        if (direction == EntryPoint.FORWARD) {
                            altDirection = EntryPoint.REVERSE;
                        }
                        if (direction != EntryPoint.UNKNOWN) {
                            if (t.getLayoutBlock().getBlock() == cBlock) {
                                // Note: need allocation to traverse this turnout
                                if (!checkDirectionSensor(b1Head, altDirection, ConnectivityUtil.OVERALL, cUtil)) {
                                    errorCount++;
                                }
                                if (b2Head != null) {
                                    if (!checkDirectionSensor(b2Head, altDirection, ConnectivityUtil.OVERALL, cUtil)) {
                                        errorCount++;
                                    }
                                }
                                if (!checkDirectionSensor(c1Head, altDirection, ConnectivityUtil.OVERALL, cUtil)) {
                                    errorCount++;
                                }
                                if (c2Head != null) {
                                    if (!checkDirectionSensor(c2Head, altDirection, ConnectivityUtil.OVERALL, cUtil)) {
                                        errorCount++;
                                    }
                                }
                            } else {
                                // turnout is not in this block, switch to heads of linked turnout
                                b1Head = InstanceManager.getDefault(jmri.SignalHeadManager.class).getSignalHead(tLinked.getSignalB1Name());
                                hName = tLinked.getSignalB2Name();
                                b2Head = null;
                                if ((hName != null) && (!hName.equals(""))) {
                                    b2Head = InstanceManager.getDefault(jmri.SignalHeadManager.class).getSignalHead(hName);
                                }
                                c1Head = InstanceManager.getDefault(jmri.SignalHeadManager.class).getSignalHead(tLinked.getSignalC1Name());
                                c2Head = null;
                                hName = tLinked.getSignalC2Name();
                                if ((hName != null) && (!hName.equals(""))) {
                                    c2Head = InstanceManager.getDefault(jmri.SignalHeadManager.class).getSignalHead(hName);
                                }
                                if (((t.getContinuingSense() == Turnout.CLOSED) && (((TrackSegment) t.getConnectB()).getLayoutBlock().getBlock() == cBlock)) || ((t.getContinuingSense() == Turnout.THROWN) && (((TrackSegment) t.getConnectC()).getLayoutBlock().getBlock() == cBlock))) {
                                    // continuing track segment is in this block
                                    if (b2Head != null) {
                                        if (!checkDirectionSensor(b1Head, direction, ConnectivityUtil.OVERALL, cUtil)) {
                                            errorCount++;
                                        }
                                    } else {
                                        if (!checkDirectionSensor(b1Head, direction, ConnectivityUtil.CONTINUING, cUtil)) {
                                            errorCount++;
                                        }
                                    }
                                    if (c2Head != null) {
                                        if (!checkDirectionSensor(c1Head, direction, ConnectivityUtil.OVERALL, cUtil)) {
                                            errorCount++;
                                        }
                                    } else {
                                        if (!checkDirectionSensor(c1Head, direction, ConnectivityUtil.CONTINUING, cUtil)) {
                                            errorCount++;
                                        }
                                    }
                                } else if (((t.getContinuingSense() == Turnout.CLOSED) && (((TrackSegment) t.getConnectC()).getLayoutBlock().getBlock() == cBlock)) || ((t.getContinuingSense() == Turnout.THROWN) && (((TrackSegment) t.getConnectB()).getLayoutBlock().getBlock() == cBlock))) {
                                    // diverging track segment is in this block
                                    if (b2Head != null) {
                                        if (!checkDirectionSensor(b2Head, direction, ConnectivityUtil.OVERALL, cUtil)) {
                                            errorCount++;
                                        }
                                    } else {
                                        if (!checkDirectionSensor(b1Head, direction, ConnectivityUtil.DIVERGING, cUtil)) {
                                            errorCount++;
                                        }
                                    }
                                    if (c2Head != null) {
                                        if (!checkDirectionSensor(c2Head, direction, ConnectivityUtil.OVERALL, cUtil)) {
                                            errorCount++;
                                        }
                                    } else {
                                        if (!checkDirectionSensor(c1Head, direction, ConnectivityUtil.DIVERGING, cUtil)) {
                                            errorCount++;
                                        }
                                    }
                                }
                            }
                        }
                    } else if (t.getLinkType() == LayoutTurnout.FIRST_3_WAY) {
                        SignalHead a1Head = InstanceManager.getDefault(jmri.SignalHeadManager.class).getSignalHead(t.getSignalA1Name());
                        SignalHead a2Head = null;
                        String hName = t.getSignalA2Name();
                        if ((hName != null) && (!hName.equals(""))) {
                            a2Head = InstanceManager.getDefault(jmri.SignalHeadManager.class).getSignalHead(hName);
                        }
                        SignalHead a3Head = null;
                        hName = t.getSignalA3Name();
                        if ((hName != null) && (!hName.equals(""))) {
                            a3Head = InstanceManager.getDefault(jmri.SignalHeadManager.class).getSignalHead(hName);
                        }
                        SignalHead cHead = InstanceManager.getDefault(jmri.SignalHeadManager.class).getSignalHead(t.getSignalC1Name());
                        int direction = getDirectionStandardTurnout(t, cUtil);
                        int altDirection = EntryPoint.FORWARD;
                        if (direction == EntryPoint.FORWARD) {
                            altDirection = EntryPoint.REVERSE;
                        }
                        if (direction != EntryPoint.UNKNOWN) {
                            if (t.getLayoutBlock().getBlock() == cBlock) {
                                // Note: need allocation to traverse this turnout
                                if (!checkDirectionSensor(a1Head, direction, ConnectivityUtil.OVERALL, cUtil)) {
                                    errorCount++;
                                }
                                if ((a2Head != null) && (a3Head != null)) {
                                    if (!checkDirectionSensor(a2Head, direction, ConnectivityUtil.OVERALL, cUtil)) {
                                        errorCount++;
                                    }
                                    if (!checkDirectionSensor(a3Head, direction, ConnectivityUtil.OVERALL, cUtil)) {
                                        errorCount++;
                                    }
                                }
                                if (!checkDirectionSensor(cHead, altDirection, ConnectivityUtil.OVERALL, cUtil)) {
                                    errorCount++;
                                }
                            } else {
                                // turnout is not in this block
                                if (((TrackSegment) t.getConnectA()).getLayoutBlock().getBlock() == cBlock) {
                                    // throat Track Segment is in this Block
                                    if (!checkDirectionSensor(cHead, altDirection, ConnectivityUtil.OVERALL, cUtil)) {
                                        errorCount++;
                                    }
                                } else if (((TrackSegment) t.getConnectC()).getLayoutBlock().getBlock() == cBlock) {
                                    // diverging track segment is in this Block
                                    if (a2Head != null) {
                                        if (!checkDirectionSensor(a2Head, direction, ConnectivityUtil.OVERALL, cUtil)) {
                                            errorCount++;
                                        }
                                    } else {
                                        if (!checkDirectionSensor(a1Head, direction, ConnectivityUtil.DIVERGING, cUtil)) {
                                            errorCount++;
                                        }
                                    }
                                }
                            }
                        }
                    } else if (t.getLinkType() == LayoutTurnout.SECOND_3_WAY) {
                        SignalHead bHead = InstanceManager.getDefault(jmri.SignalHeadManager.class).getSignalHead(t.getSignalB1Name());
                        SignalHead cHead = InstanceManager.getDefault(jmri.SignalHeadManager.class).getSignalHead(t.getSignalC1Name());
                        SignalHead a1Head = InstanceManager.getDefault(jmri.SignalHeadManager.class).getSignalHead(tLinked.getSignalA1Name());
                        SignalHead a3Head = null;
                        String hName = tLinked.getSignalA3Name();
                        if ((hName != null) && (!hName.equals(""))) {
                            a3Head = InstanceManager.getDefault(jmri.SignalHeadManager.class).getSignalHead(hName);
                        }
                        int direction = getDirectionStandardTurnout(t, cUtil);
                        int altDirection = EntryPoint.FORWARD;
                        if (direction == EntryPoint.FORWARD) {
                            altDirection = EntryPoint.REVERSE;
                        }
                        if (direction != EntryPoint.UNKNOWN) {
                            if (t.getLayoutBlock().getBlock() == cBlock) {
                                // Note: need allocation to traverse this turnout
                                if (!checkDirectionSensor(bHead, altDirection, ConnectivityUtil.OVERALL, cUtil)) {
                                    errorCount++;
                                }
                                if (!checkDirectionSensor(cHead, altDirection, ConnectivityUtil.OVERALL, cUtil)) {
                                    errorCount++;
                                }
                            }
                            if (((TrackSegment) t.getConnectC()).getLayoutBlock().getBlock() == cBlock) {
                                // diverging track segment is in this Block
                                if (a3Head != null) {
                                    if (!checkDirectionSensor(a3Head, direction, ConnectivityUtil.OVERALL, cUtil)) {
                                        errorCount++;
                                    }
                                } else {
                                    log.warn("Turnout " + tLinked.getTurnoutName() + " - SSL for head " + a1Head.getSystemName() + " cannot handle direction sensor for second diverging track.");
                                    errorCount++;
                                }
                            } else if (((TrackSegment) t.getConnectB()).getLayoutBlock().getBlock() == cBlock) {
                                // continuing track segment is in this Block
                                if (a3Head != null) {
                                    if (!checkDirectionSensor(a1Head, direction, ConnectivityUtil.OVERALL, cUtil)) {
                                        errorCount++;
                                    }
                                } else {
                                    if (!checkDirectionSensor(a1Head, direction, ConnectivityUtil.CONTINUING, cUtil)) {
                                        errorCount++;
                                    }
                                }
                            }
                        }
                    }
                } else if ((t.getTurnoutType() == LayoutTurnout.RH_XOVER) || (t.getTurnoutType() == LayoutTurnout.LH_XOVER) || (t.getTurnoutType() == LayoutTurnout.DOUBLE_XOVER)) {
                    // crossover turnout
                    // Note: direction is for proceeding from A to B (or D to C)
                    int direction = getDirectionXoverTurnout(t, cUtil);
                    int altDirection = EntryPoint.FORWARD;
                    if (direction == EntryPoint.FORWARD) {
                        altDirection = EntryPoint.REVERSE;
                    }
                    if (direction == EntryPoint.UNKNOWN) {
                        errorCount++;
                    } else {
                        if (((TrackSegment) t.getConnectA()).getLayoutBlock().getBlock() == cBlock) {
                            if ((t.getTurnoutType() == LayoutTurnout.DOUBLE_XOVER) || (t.getTurnoutType() == LayoutTurnout.RH_XOVER)) {
                                if (!placeSensorInCrossover(t.getSignalB1Name(), t.getSignalB2Name(), t.getSignalC1Name(), t.getSignalC2Name(), altDirection, cUtil)) {
                                    errorCount++;
                                }
                            } else {
                                if (!placeSensorInCrossover(t.getSignalB1Name(), t.getSignalB2Name(), null, null, altDirection, cUtil)) {
                                    errorCount++;
                                }
                            }
                        }
                        if (((TrackSegment) t.getConnectB()).getLayoutBlock().getBlock() == cBlock) {
                            if ((t.getTurnoutType() == LayoutTurnout.DOUBLE_XOVER) || (t.getTurnoutType() == LayoutTurnout.LH_XOVER)) {
                                if (!placeSensorInCrossover(t.getSignalA1Name(), t.getSignalA2Name(), t.getSignalD1Name(), t.getSignalD2Name(), direction, cUtil)) {
                                    errorCount++;
                                }
                            } else {
                                if (!placeSensorInCrossover(t.getSignalA1Name(), t.getSignalA2Name(), null, null, direction, cUtil)) {
                                    errorCount++;
                                }
                            }
                        }
                        if (((TrackSegment) t.getConnectC()).getLayoutBlock().getBlock() == cBlock) {
                            if ((t.getTurnoutType() == LayoutTurnout.DOUBLE_XOVER) || (t.getTurnoutType() == LayoutTurnout.RH_XOVER)) {
                                if (!placeSensorInCrossover(t.getSignalD1Name(), t.getSignalD2Name(), t.getSignalA1Name(), t.getSignalA2Name(), direction, cUtil)) {
                                    errorCount++;
                                }
                            } else {
                                if (!placeSensorInCrossover(t.getSignalD1Name(), t.getSignalD2Name(), null, null, direction, cUtil)) {
                                    errorCount++;
                                }
                            }
                        }
                        if (((TrackSegment) t.getConnectD()).getLayoutBlock().getBlock() == cBlock) {
                            if ((t.getTurnoutType() == LayoutTurnout.DOUBLE_XOVER) || (t.getTurnoutType() == LayoutTurnout.LH_XOVER)) {
                                if (!placeSensorInCrossover(t.getSignalC1Name(), t.getSignalC2Name(), t.getSignalB1Name(), t.getSignalB2Name(), altDirection, cUtil)) {
                                    errorCount++;
                                }
                            } else {
                                if (!placeSensorInCrossover(t.getSignalC1Name(), t.getSignalC2Name(), null, null, altDirection, cUtil)) {
                                    errorCount++;
                                }
                            }
                        }
                    }
                } else if (t.getTurnoutType() == LayoutSlip.SINGLE_SLIP || t.getTurnoutType() == LayoutSlip.DOUBLE_SLIP) {
                    int direction = getDirectionSlip((LayoutSlip) t, cUtil);
                    int altDirection = EntryPoint.FORWARD;
                    if (direction == EntryPoint.FORWARD) {
                        altDirection = EntryPoint.REVERSE;
                    }
                    if (direction == EntryPoint.UNKNOWN) {
                        errorCount++;
                    } else {
                        if (!checkDirectionSensor(InstanceManager.getDefault(jmri.SignalHeadManager.class).getSignalHead(t.getSignalA1Name()), altDirection, ConnectivityUtil.OVERALL, cUtil)) {
                            errorCount++;
                        }
                        if (!checkDirectionSensor(InstanceManager.getDefault(jmri.SignalHeadManager.class).getSignalHead(t.getSignalA2Name()), altDirection, ConnectivityUtil.OVERALL, cUtil)) {
                            errorCount++;
                        }
                        if (t.getTurnoutType() == LayoutSlip.SINGLE_SLIP) {
                            if (!checkDirectionSensor(InstanceManager.getDefault(jmri.SignalHeadManager.class).getSignalHead(t.getSignalB1Name()), altDirection, ConnectivityUtil.OVERALL, cUtil)) {
                                errorCount++;
                            }
                        } else {
                            if (!checkDirectionSensor(InstanceManager.getDefault(jmri.SignalHeadManager.class).getSignalHead(t.getSignalB1Name()), altDirection, ConnectivityUtil.OVERALL, cUtil)) {
                                errorCount++;
                            }
                            if (!checkDirectionSensor(InstanceManager.getDefault(jmri.SignalHeadManager.class).getSignalHead(t.getSignalB2Name()), altDirection, ConnectivityUtil.OVERALL, cUtil)) {
                                errorCount++;
                            }
                        }
                        if (t.getTurnoutType() == LayoutSlip.SINGLE_SLIP) {
                            if (!checkDirectionSensor(InstanceManager.getDefault(jmri.SignalHeadManager.class).getSignalHead(t.getSignalC1Name()), direction, ConnectivityUtil.OVERALL, cUtil)) {
                                errorCount++;
                            }
                        } else {
                            if (!checkDirectionSensor(InstanceManager.getDefault(jmri.SignalHeadManager.class).getSignalHead(t.getSignalC1Name()), direction, ConnectivityUtil.OVERALL, cUtil)) {
                                errorCount++;
                            }
                            if (!checkDirectionSensor(InstanceManager.getDefault(jmri.SignalHeadManager.class).getSignalHead(t.getSignalC2Name()), direction, ConnectivityUtil.OVERALL, cUtil)) {
                                errorCount++;
                            }
                        }
                        if (!checkDirectionSensor(InstanceManager.getDefault(jmri.SignalHeadManager.class).getSignalHead(t.getSignalD1Name()), direction, ConnectivityUtil.OVERALL, cUtil)) {
                            errorCount++;
                        }
                        if (!checkDirectionSensor(InstanceManager.getDefault(jmri.SignalHeadManager.class).getSignalHead(t.getSignalD2Name()), direction, ConnectivityUtil.OVERALL, cUtil)) {
                            errorCount++;
                        }
                    }
                } else {
                    log.error("Unknown turnout type for turnout " + t.getTurnout().getSystemName() + " in Section " + getSystemName() + ".");
                    errorCount++;
                }
            } else {
                // signal heads missing in turnout
                missingSignalsTurnouts++;
            }
        }
    }
    // set up missing signal head message, if any
    if ((missingSignalsBB + missingSignalsTurnouts + missingSignalsLevelXings) > 0) {
        String s = "Section - " + getSystemName();
        String uname = getUserName();
        if ((uname != null) && (!uname.equals(""))) {
            s = s + "(" + uname + ")";
        }
        if (missingSignalsBB > 0) {
            s = s + ", " + (missingSignalsBB) + " anchor point signal heads missing";
        }
        if (missingSignalsTurnouts > 0) {
            s = s + ", " + (missingSignalsTurnouts) + " turnouts missing signals";
        }
        if (missingSignalsLevelXings > 0) {
            s = s + ", " + (missingSignalsLevelXings) + " level crossings missing signals";
        }
        log.warn(s);
    }
    return errorCount;
}