QPDF_Array.cc
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#include <qpdf/QPDF_Array.hh>
#include <qpdf/QUtil.hh>
#include <qpdf/QIntC.hh>
#include <stdexcept>
QPDF_Array::QPDF_Array(std::vector<QPDFObjectHandle> const& v)
{
setFromVector(v);
}
QPDF_Array::~QPDF_Array()
{
}
void
QPDF_Array::releaseResolved()
{
for (std::vector<QPDFObjectHandle>::iterator iter = this->items.begin();
iter != this->items.end(); ++iter)
{
QPDFObjectHandle::ReleaseResolver::releaseResolved(*iter);
}
}
std::string
QPDF_Array::unparse()
{
std::string result = "[ ";
size_t size = this->items.size();
for (size_t i = 0; i < size; ++i)
{
result += this->items.at(i).unparse();
result += " ";
}
result += "]";
return result;
}
JSON
QPDF_Array::getJSON()
{
JSON j = JSON::makeArray();
size_t size = this->items.size();
for (size_t i = 0; i < size; ++i)
{
j.addArrayElement(this->items.at(i).getJSON());
}
return j;
}
QPDFObject::object_type_e
QPDF_Array::getTypeCode() const
{
return QPDFObject::ot_array;
}
char const*
QPDF_Array::getTypeName() const
{
return "array";
}
void
QPDF_Array::setDescription(QPDF* qpdf, std::string const& description)
{
this->QPDFObject::setDescription(qpdf, description);
}
int
QPDF_Array::getNItems() const
{
// This should really return a size_t, but changing it would break
// a lot of code.
return QIntC::to_int(this->items.size());
}
QPDFObjectHandle
QPDF_Array::getItem(int n) const
{
if ((n < 0) || (n >= QIntC::to_int(this->items.size())))
{
throw std::logic_error(
"INTERNAL ERROR: bounds error accessing QPDF_Array element");
}
return this->items.at(QIntC::to_size(n));
}
void
QPDF_Array::getAsVector(std::vector<QPDFObjectHandle>& v) const
{
size_t size = this->items.size();
for (size_t i = 0; i < size; ++i)
{
v.push_back(this->items.at(i));
}
}
void
QPDF_Array::setItem(int n, QPDFObjectHandle const& oh)
{
// Call getItem for bounds checking
(void) getItem(n);
this->items.at(QIntC::to_size(n)) = oh;
}
void
QPDF_Array::setFromVector(std::vector<QPDFObjectHandle> const& v)
{
this->items.clear();
for (std::vector<QPDFObjectHandle>::const_iterator iter = v.begin();
iter != v.end(); ++iter)
{
this->items.push_back(*iter);
}
}
void
QPDF_Array::insertItem(int at, QPDFObjectHandle const& item)
{
// As special case, also allow insert beyond the end
if ((at < 0) || (at > QIntC::to_int(this->items.size())))
{
throw std::logic_error(
"INTERNAL ERROR: bounds error accessing QPDF_Array element");
}
this->items.insert(this->items.begin() + at, item);
}
void
QPDF_Array::appendItem(QPDFObjectHandle const& item)
{
this->items.push_back(item);
}
void
QPDF_Array::eraseItem(int at)
{
// Call getItem for bounds checking
(void) getItem(at);
this->items.erase(this->items.begin() + at);
}