void NTNDArrayRecord::setAttributes()
{
// Get the attribute field
PVStructureArrayPtr attributeField = ndarray->getAttribute();
// Create a shared vector or reuse
PVStructureArray::svector attributes(attributeField->reuse());
attributes.reserve(1);
// Create an attribute for the Color Mode
// name: ColorMode
// value: variant union stores a PVInt with value 0
// descriptor: "Color mode"
// source: ""
// sourceType = 0
PVStructurePtr attribute = getPVDataCreate()->createPVStructure(attributeField->getStructureArray()->getStructure());
NTNDArrayAttributePtr ntattribute = NTNDArrayAttribute::wrap(attribute);
ntattribute->getName()->put("ColorMode");
PVInt::shared_pointer pvColorMode = getPVDataCreate()->createPVScalar<PVInt>();
pvColorMode->put(0);
ntattribute->getValue()->set(pvColorMode);
ntattribute->getDescriptor()->put("Color mode");
ntattribute->getSourceType()->put(0);
ntattribute->getSource()->put("");
attributes.push_back(attribute);
// Replace the attribute fields stored
attributeField->replace(freeze(attributes));
}
void test_wrap()
{
testDiag("test_wrap");
NTNDArrayAttributePtr nullPtr = NTNDArrayAttribute::wrap(PVStructurePtr());
testOk(nullPtr.get() == 0, "nullptr wrap");
nullPtr = NTNDArrayAttribute::wrap(
getPVDataCreate()->createPVStructure(
NTField::get()->createTimeStamp()
)
);
testOk(nullPtr.get() == 0, "wrong type wrap");
NTNDArrayAttributeBuilderPtr builder = NTNDArrayAttribute::createBuilder();
testOk(builder.get() != 0, "Got builder");
PVStructurePtr pvStructure = builder->
createPVStructure();
testOk1(pvStructure.get() != 0);
if (!pvStructure)
return;
testOk1(NTNDArrayAttribute::isCompatible(pvStructure)==true);
NTNDArrayAttributePtr ptr = NTNDArrayAttribute::wrap(pvStructure);
testOk(ptr.get() != 0, "wrap OK");
ptr = NTNDArrayAttribute::wrapUnsafe(pvStructure);
testOk(ptr.get() != 0, "wrapUnsafe OK");
}
void test_ntndarrayAttribute()
{
testDiag("test_ntndarrayAttribute");
NTNDArrayAttributeBuilderPtr builder = NTNDArrayAttribute::createBuilder();
testOk(builder.get() != 0, "Got builder");
NTNDArrayAttributePtr ntNDArrayAttribute = builder->
addTags()->
addAlarm()->
addTimeStamp()->
create();
testOk1(ntNDArrayAttribute.get() != 0);
testOk1(ntNDArrayAttribute->getPVStructure().get() != 0);
testOk1(ntNDArrayAttribute->getName().get() != 0);
testOk1(ntNDArrayAttribute->getValue().get() != 0);
testOk1(ntNDArrayAttribute->getTags().get() != 0);
testOk1(ntNDArrayAttribute->getDescriptor().get() != 0);
testOk1(ntNDArrayAttribute->getAlarm().get() != 0);
testOk1(ntNDArrayAttribute->getTimeStamp().get() != 0);
testOk1(ntNDArrayAttribute->getSourceType().get() != 0);
testOk1(ntNDArrayAttribute->getSource().get() != 0);
//
// timeStamp ops
//
PVTimeStamp pvTimeStamp;
if (ntNDArrayAttribute->attachTimeStamp(pvTimeStamp))
{
testPass("timeStamp attach");
// example how to set current time
TimeStamp ts;
ts.getCurrent();
pvTimeStamp.set(ts);
// example how to get EPICS time
TimeStamp ts2;
pvTimeStamp.get(ts2);
testOk1(ts2.getEpicsSecondsPastEpoch() != 0);
}
else
testFail("timeStamp attach fail");
//
// alarm ops
//
PVAlarm pvAlarm;
if (ntNDArrayAttribute->attachAlarm(pvAlarm))
{
testPass("alarm attach");
// example how to set an alarm
Alarm alarm;
alarm.setStatus(deviceStatus);
alarm.setSeverity(minorAlarm);
alarm.setMessage("simulation alarm");
pvAlarm.set(alarm);
}
else
testFail("alarm attach fail");
//
// set descriptor
//
ntNDArrayAttribute->getDescriptor()->put("This is a test NTNDArrayAttribute");
// dump ntNDArrayAttribute
std::cout << *ntNDArrayAttribute->getPVStructure() << std::endl;
}
