bool NTScalar::attachDisplay(PVDisplay &pvDisplay) const
{
PVStructurePtr dp = getDisplay();
if (dp)
return pvDisplay.attach(dp);
else
return false;
}
void test_ntscalarArray()
{
testDiag("test_ntscalarArray");
NTScalarArrayBuilderPtr builder = NTScalarArray::createBuilder();
testOk(builder.get() != 0, "Got builder");
NTScalarArrayPtr ntScalarArray = builder->
value(pvInt)->
addDescriptor()->
addAlarm()->
addTimeStamp()->
addDisplay()->
addControl()->
create();
testOk1(ntScalarArray.get() != 0);
testOk1(ntScalarArray->getPVStructure().get() != 0);
testOk1(ntScalarArray->getValue().get() != 0);
testOk1(ntScalarArray->getDescriptor().get() != 0);
testOk1(ntScalarArray->getAlarm().get() != 0);
testOk1(ntScalarArray->getTimeStamp().get() != 0);
testOk1(ntScalarArray->getDisplay().get() != 0);
testOk1(ntScalarArray->getControl().get() != 0);
//
// example how to set values
//
PVIntArray::svector newValues;
newValues.push_back(1);
newValues.push_back(2);
newValues.push_back(8);
PVIntArrayPtr pvValueField = ntScalarArray->getValue<PVIntArray>();
pvValueField->replace(freeze(newValues));
//
// example how to get values
//
PVIntArray::const_svector values(pvValueField->view());
testOk1(values.size() == 3);
testOk1(values[0] == 1);
testOk1(values[1] == 2);
testOk1(values[2] == 8);
//
// timeStamp ops
//
PVTimeStamp pvTimeStamp;
if (ntScalarArray->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 (ntScalarArray->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");
//
// display ops
//
PVDisplay pvDisplay;
if (ntScalarArray->attachDisplay(pvDisplay))
{
testPass("display attach");
// example how to set an display
Display display;
display.setLow(-15);
display.setHigh(15);
display.setDescription("This is a test scalar array");
display.setFormat("%d");
display.setUnits("A");
pvDisplay.set(display);
}
else
testFail("display attach fail");
//
// control ops
//
PVControl pvControl;
if (ntScalarArray->attachControl(pvControl))
{
testPass("control attach");
// example how to set an control
Control control;
control.setLow(-10);
control.setHigh(10);
control.setMinStep(1);
pvControl.set(control);
}
else
testFail("control attach fail");
//
// set descriptor
//
ntScalarArray->getDescriptor()->put("This is a test NTScalarArray");
// dump ntScalarArray
std::cout << *ntScalarArray->getPVStructure() << std::endl;
}
void test_ntscalar()
{
testDiag("test_ntscalar");
NTScalarBuilderPtr builder = NTScalar::createBuilder();
testOk(builder.get() != 0, "Got builder");
NTScalarPtr ntScalar = builder->
value(pvInt)->
addDescriptor()->
addAlarm()->
addTimeStamp()->
addDisplay()->
addControl()->
add("valueAlarm",standardField->intAlarm()) ->
create();
testOk1(ntScalar.get() != 0);
testOk1(NTScalar::is_a(ntScalar->getPVStructure()));
testOk1(NTScalar::isCompatible(ntScalar->getPVStructure()));
testOk1(ntScalar->getPVStructure().get() != 0);
testOk1(ntScalar->getValue().get() != 0);
testOk1(ntScalar->getDescriptor().get() != 0);
testOk1(ntScalar->getAlarm().get() != 0);
testOk1(ntScalar->getTimeStamp().get() != 0);
testOk1(ntScalar->getDisplay().get() != 0);
testOk1(ntScalar->getControl().get() != 0);
//
// example how to set a value
//
ntScalar->getValue<PVInt>()->put(12);
//
// example how to get a value
//
int32 value = ntScalar->getValue<PVInt>()->get();
testOk1(value == 12);
//
// timeStamp ops
//
PVTimeStamp pvTimeStamp;
if (ntScalar->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 (ntScalar->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");
//
// display ops
//
PVDisplay pvDisplay;
if (ntScalar->attachDisplay(pvDisplay))
{
testPass("display attach");
// example how to set an display
Display display;
display.setLow(-15);
display.setHigh(15);
display.setDescription("This is a test scalar");
display.setFormat("%d");
display.setUnits("A");
pvDisplay.set(display);
}
else
testFail("display attach fail");
//
// control ops
//
PVControl pvControl;
if (ntScalar->attachControl(pvControl))
{
testPass("control attach");
// example how to set an control
Control control;
control.setLow(-10);
control.setHigh(10);
control.setMinStep(1);
pvControl.set(control);
}
else
testFail("control attach fail");
//
// set descriptor
//
ntScalar->getDescriptor()->put("This is a test NTScalar");
// dump ntScalar
std::cout << *ntScalar->getPVStructure() << std::endl;
}