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#include <qpdf/QPDF_Array.hh>
#include <qpdf/QIntC.hh>
#include <qpdf/QPDFObject_private.hh>
#include <qpdf/QUtil.hh>
#include <stdexcept>
static const QPDFObjectHandle null_oh = QPDFObjectHandle::newNull();
QPDF_Array::QPDF_Array(std::vector<QPDFObjectHandle> const& v) :
QPDFValue(::ot_array, "array")
{
setFromVector(v);
}
QPDF_Array::QPDF_Array(
std::vector<std::shared_ptr<QPDFObject>>&& v, bool sparse) :
QPDFValue(::ot_array, "array"),
sparse(sparse)
{
setFromVector(std::move(v));
}
QPDF_Array::QPDF_Array(SparseOHArray const& items) :
QPDFValue(::ot_array, "array"),
sparse(true),
sp_elements(items)
{
}
QPDF_Array::QPDF_Array(OHArray const& items) :
QPDFValue(::ot_array, "array"),
sparse(false),
elements(items)
{
}
std::shared_ptr<QPDFObject>
QPDF_Array::create(std::vector<QPDFObjectHandle> const& items)
{
return do_create(new QPDF_Array(items));
}
std::shared_ptr<QPDFObject>
QPDF_Array::create(
std::vector<std::shared_ptr<QPDFObject>>&& items, bool sparse)
{
return do_create(new QPDF_Array(std::move(items), sparse));
}
std::shared_ptr<QPDFObject>
QPDF_Array::create(SparseOHArray const& items)
{
return do_create(new QPDF_Array(items));
}
std::shared_ptr<QPDFObject>
QPDF_Array::create(OHArray const& items)
{
return do_create(new QPDF_Array(items));
}
std::shared_ptr<QPDFObject>
QPDF_Array::copy(bool shallow)
{
if (sparse) {
return create(shallow ? sp_elements : sp_elements.copy());
} else {
return create(shallow ? elements : elements.copy());
}
}
void
QPDF_Array::disconnect()
{
if (sparse) {
sp_elements.disconnect();
} else {
for (auto const& iter: elements.elements) {
if (iter) {
QPDFObjectHandle::DisconnectAccess::disconnect(iter);
}
}
}
}
std::string
QPDF_Array::unparse()
{
if (sparse) {
std::string result = "[ ";
size_t size = sp_elements.size();
for (size_t i = 0; i < size; ++i) {
result += sp_elements.at(i).unparse();
result += " ";
}
result += "]";
return result;
} else {
std::string result = "[ ";
auto size = elements.elements.size();
for (int i = 0; i < int(size); ++i) {
result += getItem(i).unparse();
result += " ";
}
result += "]";
return result;
}
}
JSON
QPDF_Array::getJSON(int json_version)
{
if (sparse) {
JSON j = JSON::makeArray();
size_t size = sp_elements.size();
for (size_t i = 0; i < size; ++i) {
j.addArrayElement(sp_elements.at(i).getJSON(json_version));
}
return j;
} else {
JSON j = JSON::makeArray();
size_t size = elements.elements.size();
for (int i = 0; i < int(size); ++i) {
j.addArrayElement(getItem(i).getJSON(json_version));
}
return j;
}
}
int
QPDF_Array::getNItems() const
{
if (sparse) {
// This should really return a size_t, but changing it would break
// a lot of code.
return QIntC::to_int(sp_elements.size());
} else {
return QIntC::to_int(elements.elements.size());
}
}
QPDFObjectHandle
QPDF_Array::getItem(int n) const
{
if (sparse) {
if ((n < 0) || (n >= QIntC::to_int(sp_elements.size()))) {
throw std::logic_error(
"INTERNAL ERROR: bounds error accessing QPDF_Array element");
}
return sp_elements.at(QIntC::to_size(n));
} else {
if ((n < 0) || (n >= QIntC::to_int(elements.elements.size()))) {
throw std::logic_error(
"INTERNAL ERROR: bounds error accessing QPDF_Array element");
}
auto const& obj = elements.elements.at(size_t(n));
return obj ? obj : null_oh;
}
}
void
QPDF_Array::getAsVector(std::vector<QPDFObjectHandle>& v) const
{
if (sparse) {
size_t size = sp_elements.size();
for (size_t i = 0; i < size; ++i) {
v.push_back(sp_elements.at(i));
}
} else {
v = std::vector<QPDFObjectHandle>(
elements.elements.cbegin(), elements.elements.cend());
}
}
void
QPDF_Array::setItem(int n, QPDFObjectHandle const& oh)
{
if (sparse) {
sp_elements.setAt(QIntC::to_size(n), oh);
} else {
size_t idx = size_t(n);
if (n < 0 || idx >= elements.elements.size()) {
throw std::logic_error("bounds error setting item in QPDF_Array");
}
elements.elements[idx] = oh.getObj();
}
}
void
QPDF_Array::setFromVector(std::vector<QPDFObjectHandle> const& v)
{
if (sparse) {
sp_elements = SparseOHArray();
for (auto const& iter: v) {
sp_elements.append(iter);
}
} else {
elements = OHArray();
for (auto const& iter: v) {
elements.elements.push_back(iter.getObj());
}
}
}
void
QPDF_Array::setFromVector(std::vector<std::shared_ptr<QPDFObject>>&& v)
{
if (sparse) {
sp_elements = SparseOHArray();
for (auto&& item: v) {
if (item->getTypeCode() != ::ot_null ||
item->getObjGen().isIndirect()) {
sp_elements.append(std::move(item));
} else {
++sp_elements.n_elements;
}
}
} else {
elements = OHArray();
for (auto&& item: v) {
elements.elements.push_back(std::move(item));
}
}
}
void
QPDF_Array::insertItem(int at, QPDFObjectHandle const& item)
{
if (sparse) {
// As special case, also allow insert beyond the end
if ((at < 0) || (at > QIntC::to_int(sp_elements.size()))) {
throw std::logic_error(
"INTERNAL ERROR: bounds error accessing QPDF_Array element");
}
sp_elements.insert(QIntC::to_size(at), item);
} else {
// As special case, also allow insert beyond the end
if ((at < 0) || (at > QIntC::to_int(elements.elements.size()))) {
throw std::logic_error(
"INTERNAL ERROR: bounds error accessing QPDF_Array element");
}
elements.insert(QIntC::to_size(at), item);
}
}
void
QPDF_Array::appendItem(QPDFObjectHandle const& item)
{
if (sparse) {
sp_elements.append(item);
} else {
elements.elements.push_back(item.getObj());
}
}
void
QPDF_Array::eraseItem(int at)
{
if (sparse) {
sp_elements.erase(QIntC::to_size(at));
} else {
elements.erase(QIntC::to_size(at));
}
}
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