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#include "ncDim.h"
#include "ncGroup.h"
#include "ncCheck.h"
#include <algorithm>
using namespace std;
namespace netCDF {
// Global comparator operator ==============
// comparator operator
bool operator<(const NcDim& lhs,const NcDim& rhs)
{
return false;
}
// comparator operator
bool operator>(const NcDim& lhs,const NcDim& rhs)
{
return true;
}
}
using namespace netCDF;
// assignment operator
NcDim& NcDim::operator=(const NcDim & rhs)
{
nullObject = rhs.nullObject;
myId = rhs.myId;
groupId = rhs.groupId;
return *this;
}
// The copy constructor.
NcDim::NcDim(const NcDim& rhs):
nullObject(rhs.nullObject),
myId(rhs.myId),
groupId(rhs.groupId)
{}
// equivalence operator
bool NcDim::operator==(const NcDim& rhs) const
{
if(nullObject)
return nullObject == rhs.nullObject;
else
return myId == rhs.myId && groupId == rhs.groupId;
}
// != operator
bool NcDim::operator!=(const NcDim & rhs) const
{
return !(*this == rhs);
}
// Gets parent group.
NcGroup NcDim::getParentGroup() const {
return NcGroup(groupId);
}
// Constructor generates a null object.
NcDim::NcDim() :
nullObject(true)
{}
// Constructor for a dimension (must already exist in the netCDF file.)
NcDim::NcDim(const NcGroup& grp, int dimId) :
nullObject(false)
{
groupId = grp.getId();
myId = dimId;
}
// gets the size of the dimension, for unlimited, this is the current number of records.
size_t NcDim::getSize() const
{
size_t dimSize;
ncCheck(nc_inq_dimlen(groupId, myId, &dimSize),__FILE__,__LINE__);
return dimSize;
}
// returns true if this dimension is unlimited.
bool NcDim::isUnlimited() const
{
int numlimdims;
int* unlimdimidsp=NULL;
// get the number of unlimited dimensions
ncCheck(nc_inq_unlimdims(groupId,&numlimdims,unlimdimidsp),__FILE__,__LINE__);
// get all the unlimited dimension ids in this group
vector<int> unlimdimid(numlimdims);
ncCheck(nc_inq_unlimdims(groupId,&numlimdims,&unlimdimid[0]),__FILE__,__LINE__);
vector<int>::iterator it;
// now look to see if this dimension is unlimited
it = find(unlimdimid.begin(),unlimdimid.end(),myId);
return it != unlimdimid.end();
}
// gets the name of the dimension.
const string NcDim::getName() const
{
char dimName[NC_MAX_NAME+1];
ncCheck(nc_inq_dimname(groupId, myId, dimName),__FILE__,__LINE__);
return string(dimName);
}
// renames this dimension.
void NcDim::rename(const string& name)
{
ncCheck(nc_rename_dim(groupId, myId, name.c_str()),__FILE__,__LINE__);
}
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