81 lines
2.0 KiB
C++
81 lines
2.0 KiB
C++
/*AbstractPVArray.h*/
|
|
#ifndef ABSTRACTPVARRAY_H
|
|
#define ABSTRACTPVARRAY_H
|
|
#include <cstddef>
|
|
#include <cstdlib>
|
|
#include <string>
|
|
#include <cstdio>
|
|
#include "pvData.h"
|
|
#include "factory.h"
|
|
|
|
namespace epics { namespace pvData {
|
|
|
|
class PVArrayPvt {
|
|
public:
|
|
PVArrayPvt() : length(0),capacity(0),capacityMutable(epicsTrue)
|
|
{}
|
|
int length;
|
|
int capacity;
|
|
epicsBoolean capacityMutable;
|
|
};
|
|
|
|
PVArray::PVArray(PVStructure *parent,FieldConstPtr field)
|
|
: PVField(parent,field),pImpl(new PVArrayPvt())
|
|
{ }
|
|
|
|
PVArray::~PVArray()
|
|
{
|
|
delete pImpl;
|
|
}
|
|
|
|
int PVArray::getLength() const {return pImpl->length;}
|
|
|
|
static std::string fieldImmutable("field is immutable");
|
|
|
|
void PVArray::setLength(int length) {
|
|
if(PVField::isImmutable()) {
|
|
PVField::message(&fieldImmutable,errorMessage);
|
|
return;
|
|
}
|
|
if(length>pImpl->capacity) this->setCapacity(length);
|
|
if(length>pImpl->capacity) length = pImpl->capacity;
|
|
pImpl->length = length;
|
|
}
|
|
|
|
|
|
epicsBoolean PVArray::isCapacityImmutable() const
|
|
{
|
|
if(PVField::isImmutable()) {
|
|
return epicsFalse;
|
|
}
|
|
return pImpl->capacityMutable;
|
|
}
|
|
|
|
void PVArray::setCapacityImmutable(epicsBoolean isMutable)
|
|
{
|
|
if(isMutable && PVField::isImmutable()) {
|
|
PVField::message(&fieldImmutable,errorMessage);
|
|
return;
|
|
}
|
|
pImpl->capacityMutable = isMutable;
|
|
}
|
|
|
|
static std::string capacityImmutable("capacity is immutable");
|
|
|
|
void PVArray::setCapacity(int capacity) {
|
|
if(PVField::isImmutable()) {
|
|
PVField::message(&fieldImmutable,errorMessage);
|
|
return;
|
|
}
|
|
if(pImpl->capacityMutable==epicsFalse) {
|
|
PVField::message(&capacityImmutable,errorMessage);
|
|
return;
|
|
}
|
|
pImpl->capacity = capacity;
|
|
}
|
|
|
|
void PVArray::toString(StringPtr buf) const {toString(buf,0);}
|
|
|
|
}}
|
|
#endif /* ABSTRACTPVARRAY_H */
|