Moves source and headers

src/nt/*.h   => src/pv/*.h
src/nt/*.cpp => src/*.cpp
test/nt/*.*  => test/*.*

src/nthistogram.cpp

@@ -0,0 +1,238 @@
+/* ntcontinuum.cpp */
+/**
+ * Copyright - See the COPYRIGHT that is included with this distribution.
+ * This software is distributed subject to a Software License Agreement found
+ * in file LICENSE that is included with this distribution.
+ */
+
+#define epicsExportSharedSymbols
+#include <pv/nthistogram.h>
+#include <pv/ntutils.h>
+
+using namespace std;
+using namespace epics::pvData;
+
+namespace epics { namespace nt {
+
+static NTFieldPtr ntField = NTField::get();
+
+namespace detail {
+
+NTHistogramBuilder::shared_pointer NTHistogramBuilder::value(
+        epics::pvData::ScalarType scalarType
+        )
+{
+    valueType = scalarType;
+    valueTypeSet = true;
+
+    return shared_from_this();
+}
+
+StructureConstPtr NTHistogramBuilder::createStructure()
+{
+    if (!valueTypeSet)
+        throw std::runtime_error("value array element type not set");
+
+    FieldBuilderPtr builder =
+            getFieldCreate()->createFieldBuilder()->
+               setId(NTHistogram::URI)->
+               addArray("ranges", pvDouble)->
+               addArray("value", valueType);
+
+    if (descriptor)
+        builder->add("descriptor", pvString);
+
+    if (alarm)
+        builder->add("alarm", ntField->createAlarm());
+
+    if (timeStamp)
+        builder->add("timeStamp", ntField->createTimeStamp());
+
+    size_t extraCount = extraFieldNames.size();
+    for (size_t i = 0; i< extraCount; i++)
+        builder->add(extraFieldNames[i], extraFields[i]);
+
+
+    StructureConstPtr s = builder->createStructure();
+
+    reset();
+    return s;
+}
+
+NTHistogramBuilder::shared_pointer NTHistogramBuilder::addDescriptor()
+{
+    descriptor = true;
+    return shared_from_this();
+}
+
+NTHistogramBuilder::shared_pointer NTHistogramBuilder::addAlarm()
+{
+    alarm = true;
+    return shared_from_this();
+}
+
+NTHistogramBuilder::shared_pointer NTHistogramBuilder::addTimeStamp()
+{
+    timeStamp = true;
+    return shared_from_this();
+}
+
+
+PVStructurePtr NTHistogramBuilder::createPVStructure()
+{
+    return getPVDataCreate()->createPVStructure(createStructure());
+}
+
+NTHistogramPtr NTHistogramBuilder::create()
+{
+    return NTHistogramPtr(new NTHistogram(createPVStructure()));
+}
+
+NTHistogramBuilder::NTHistogramBuilder()
+{
+    reset();
+}
+
+void NTHistogramBuilder::reset()
+{
+    valueTypeSet = false;
+    descriptor = false;
+    alarm = false;
+    timeStamp = false;
+    extraFieldNames.clear();
+    extraFields.clear();
+}
+
+NTHistogramBuilder::shared_pointer NTHistogramBuilder::add(string const & name, FieldConstPtr const & field)
+{
+    extraFields.push_back(field); extraFieldNames.push_back(name);
+    return shared_from_this();
+}
+
+}
+
+const std::string NTHistogram::URI("epics:nt/NTHistogram:1.0");
+
+NTHistogram::shared_pointer NTHistogram::wrap(PVStructurePtr const & pvStructure)
+{
+    if(!isCompatible(pvStructure)) return shared_pointer();
+    return wrapUnsafe(pvStructure);
+}
+
+NTHistogram::shared_pointer NTHistogram::wrapUnsafe(PVStructurePtr const & pvStructure)
+{
+    return shared_pointer(new NTHistogram(pvStructure));
+}
+
+bool NTHistogram::is_a(StructureConstPtr const & structure)
+{
+    return NTUtils::is_a(structure->getID(), URI);
+}
+
+bool NTHistogram::isCompatible(StructureConstPtr const &structure)
+{
+    if(!structure.get()) return false;
+
+    ScalarArrayConstPtr rangesField = structure->getField<ScalarArray>("ranges");
+    if(!rangesField.get() || rangesField->getElementType() != pvDouble) return false;
+
+    ScalarArrayConstPtr valueField = structure->getField<ScalarArray>("value");
+    if(!valueField.get()) return false;
+
+    ScalarType scalarType = valueField->getElementType();
+    if (scalarType != pvShort &&
+        scalarType != pvInt &&
+        scalarType != pvLong)
+        return false;
+
+    FieldConstPtr field = structure->getField("descriptor");
+    if(field)
+    {
+       ScalarConstPtr descriptorField = structure->getField<Scalar>("descriptor");
+       if (!descriptorField.get() || descriptorField->getScalarType() != pvString)
+           return false;
+    }
+
+    field = structure->getField("alarm");
+    if (field.get() && !ntField->isAlarm(field))
+        return false;
+
+    field = structure->getField("timeStamp");
+    if (field.get() && !ntField->isTimeStamp(field))
+        return false;
+
+    return true;
+}
+
+bool NTHistogram::isCompatible(PVStructurePtr const & pvStructure)
+{
+    if(!pvStructure.get()) return false;
+
+    return isCompatible(pvStructure->getStructure());
+}
+
+bool NTHistogram::isValid()
+{
+    return (getValue()->getLength()+1 == getRanges()->getLength());
+}
+
+NTHistogramBuilderPtr NTHistogram::createBuilder()
+{
+    return NTHistogramBuilderPtr(new detail::NTHistogramBuilder());
+}
+
+bool NTHistogram::attachTimeStamp(PVTimeStamp &pvTimeStamp) const
+{
+    PVStructurePtr ts = getTimeStamp();
+    if (ts)
+        return pvTimeStamp.attach(ts);
+    else
+        return false;
+}
+
+bool NTHistogram::attachAlarm(PVAlarm &pvAlarm) const
+{
+    PVStructurePtr al = getAlarm();
+    if (al)
+        return pvAlarm.attach(al);
+    else
+        return false;
+}
+
+PVStructurePtr NTHistogram::getPVStructure() const
+{
+    return pvNTHistogram;
+}
+
+PVStringPtr NTHistogram::getDescriptor() const
+{
+    return pvNTHistogram->getSubField<PVString>("descriptor");
+}
+
+PVStructurePtr NTHistogram::getTimeStamp() const
+{
+    return pvNTHistogram->getSubField<PVStructure>("timeStamp");
+}
+
+PVStructurePtr NTHistogram::getAlarm() const
+{
+    return pvNTHistogram->getSubField<PVStructure>("alarm");
+}
+
+PVDoubleArrayPtr NTHistogram::getRanges() const
+{
+    return pvNTHistogram->getSubField<PVDoubleArray>("ranges");
+}
+
+PVScalarArrayPtr NTHistogram::getValue() const
+{
+    return pvValue;
+}
+
+NTHistogram::NTHistogram(PVStructurePtr const & pvStructure) :
+    pvNTHistogram(pvStructure),
+    pvValue(pvNTHistogram->getSubField<PVScalarArray>("value"))
+{}
+
+
+}}