PVScalarPtr PVDataCreate::createPVScalar(PVScalarPtr const & scalarToClone)
{
ScalarType scalarType = scalarToClone->getScalar()->getScalarType();
PVScalarPtr pvScalar = createPVScalar(scalarType);
pvScalar->copyUnchecked(*scalarToClone);
return pvScalar;
}
double PvaClientPutData::getDouble()
{
PVScalarPtr pvScalar = getScalarValue();
ScalarType scalarType = pvScalar->getScalar()->getScalarType();
if(scalarType==pvDouble) {
PVDoublePtr pvDouble = static_pointer_cast<PVDouble>(pvScalar);
return pvDouble->get();
}
if(!ScalarTypeFunc::isNumeric(scalarType)) {
throw std::runtime_error(messagePrefix + notCompatibleScalar);
}
return convert->toDouble(pvScalar);
}
double PvaClientData::getDouble()
{
if(PvaClient::getDebug()) cout << "PvaClientData::getDouble\n";
PVScalarPtr pvScalar;
PVStructurePtr pvStructure = getPVStructure();
PVFieldPtr pvValue = pvStructure->getSubField("value");
if(pvValue) {
Type type = pvValue->getField()->getType();
if(type==scalar) pvScalar = static_pointer_cast<PVScalar>(pvValue);
}
if(!pvScalar) {
while(true) {
const PVFieldPtrArray fieldPtrArray(pvStructure->getPVFields());
if(fieldPtrArray.size()!=1) {
throw std::logic_error(
"PvaClientData::getDouble() pvRequest for multiple fields");
}
PVFieldPtr pvField(fieldPtrArray[0]);
Type type = pvField->getField()->getType();
if(type==scalar) {
pvScalar = static_pointer_cast<PVScalar>(pvField);
break;
}
if(pvField->getField()->getType()!=epics::pvData::structure) break;
pvStructure = static_pointer_cast<PVStructure>(pvField);
}
}
if(!pvScalar) {
throw std::logic_error(
"PvaClientData::getDouble() did not find a scalar field");
}
ScalarType scalarType = pvScalar->getScalar()->getScalarType();
if(scalarType==pvDouble) {
PVDoublePtr pvDouble = static_pointer_cast<PVDouble>(pvScalar);
return pvDouble->get();
}
if(!ScalarTypeFunc::isNumeric(scalarType)) {
throw std::logic_error(
"PvaClientData::getDouble() did not find a numeric scalar field");
}
return convert->toDouble(pvScalar);
}
void MonitorRequesterImpl::ParseScalar(QString fieldName, PVScalarPtr const & pvs, knobData* kPtr)
{
QString thisFieldName = QString::fromStdString(pvs->getFieldName());
//qDebug() << "ParseScalar -- field/subfield" << fieldName << thisFieldName;
ScalarConstPtr scalar = pvs->getScalar();
ScalarType scalarType = scalar->getScalarType();
switch(scalarType) {
case pvBoolean: {
PVBooleanPtr data = static_pointer_cast<PVBoolean>(pvs);
if(thisFieldName.contains("value")) {
kPtr->edata.fieldtype = caINT;
kPtr->edata.ivalue = (int)data->get();
}
}
break;
case pvByte: {
PVBytePtr data = static_pointer_cast<PVByte>(pvs);
if(thisFieldName.contains("value")) {
kPtr->edata.fieldtype = caCHAR;
kPtr->edata.ivalue = (int)data->get();
}
}
break;
case pvShort: {
PVShortPtr data = static_pointer_cast<PVShort>(pvs);
if(thisFieldName.contains("value")) {
kPtr->edata.fieldtype = caINT;
kPtr->edata.rvalue = data->get();
kPtr->edata.ivalue = (int)data->get();
}
}
break;
case pvInt: {
PVIntPtr data = static_pointer_cast<PVInt>(pvs);
if(fieldName.contains("alarm") && thisFieldName.contains("severity")) {
kPtr->edata.severity =(int) data->get();
} else if(fieldName.contains("alarm") && thisFieldName.contains("status")) {
kPtr->edata.status = (int) data->get();
} if(thisFieldName.contains("value")) {
kPtr->edata.fieldtype = caINT;
kPtr->edata.rvalue = data->get();
kPtr->edata.ivalue = (int)data->get();
}
}
break;
case pvLong: {
PVLongPtr data = static_pointer_cast<PVLong>(pvs);
if(thisFieldName.contains("value")) {
kPtr->edata.fieldtype = caLONG;
kPtr->edata.rvalue = data->get();
kPtr->edata.ivalue = (int64)data->get();
}
}
break;
case pvFloat: {
PVFloatPtr data = static_pointer_cast<PVFloat>(pvs);
if(thisFieldName.contains("value")) {
kPtr->edata.fieldtype = caFLOAT;
kPtr->edata.rvalue = data->get();
}
}
break;
case pvDouble: {
PVDoublePtr data = static_pointer_cast<PVDouble>(pvs);
if(fieldName.contains("display") && thisFieldName.contains("limitLow")) {
kPtr->edata.lower_disp_limit = data->get();
} else if(fieldName.contains("display") && thisFieldName.contains("limitHigh")) {
kPtr->edata.upper_disp_limit = data->get();
} else if(fieldName.contains("control") && thisFieldName.contains("limitLow")) {
kPtr->edata.lower_ctrl_limit = data->get();
} else if(fieldName.contains("control") && thisFieldName.contains("limitHigh")) {
kPtr->edata.upper_ctrl_limit = data->get();
} else if(fieldName.contains("valueAlarm") && thisFieldName.contains("lowAlarmLimit")) {
kPtr->edata.lower_alarm_limit = data->get();
} else if(fieldName.contains("valueAlarm") && thisFieldName.contains("highAlarmLimit")) {
kPtr->edata.upper_alarm_limit = data->get();
} else if(fieldName.contains("valueAlarm") && thisFieldName.contains("lowWarningLimit")) {
kPtr->edata.lower_warning_limit = data->get();
} else if(fieldName.contains("valueAlarm") && thisFieldName.contains("highWarningLimit")) {
kPtr->edata.upper_warning_limit = data->get();
// fill value and type
} else if(thisFieldName.contains("value")) {
kPtr->edata.precision = 3; // for the time beeing, set to 3
kPtr->edata.fieldtype = caDOUBLE;
kPtr->edata.rvalue = data->get();
}
}
break;
case pvString: {
PVStringPtr data = static_pointer_cast<PVString>(pvs);
// fill units
if(fieldName.contains("display") && thisFieldName.contains("units")) {
strcpy(kPtr->edata.units, data->get().c_str());
} else if(fieldName.contains("display") && thisFieldName.contains("description")) {
} else if(fieldName.contains("display") && thisFieldName.contains("format")) { // should use now precision
// fill value and type
} else if(thisFieldName.contains("value")) {
qDebug() << "String :" << data->get().c_str();
}
}
break;
default:
qDebug() << "(unknown ScalarType)" << endl;
}
}
