mirror of https://github.com/qpdf/qpdf.git
118 lines
2.7 KiB
C++
118 lines
2.7 KiB
C++
#include <qpdf/QPDFOutlineObjectHelper.hh>
|
|
#include <qpdf/QPDFOutlineDocumentHelper.hh>
|
|
#include <qpdf/QTC.hh>
|
|
|
|
QPDFOutlineObjectHelper::Members::~Members()
|
|
{
|
|
}
|
|
|
|
QPDFOutlineObjectHelper::Members::Members(QPDFOutlineDocumentHelper& dh) :
|
|
dh(dh)
|
|
{
|
|
}
|
|
|
|
QPDFOutlineObjectHelper::QPDFOutlineObjectHelper(
|
|
QPDFObjectHandle oh, QPDFOutlineDocumentHelper& dh, int depth) :
|
|
QPDFObjectHelper(oh),
|
|
m(new Members(dh))
|
|
{
|
|
if (depth > 50)
|
|
{
|
|
// Not exercised in test suite, but was tested manually by
|
|
// temporarily changing max depth to 1.
|
|
return;
|
|
}
|
|
if (QPDFOutlineDocumentHelper::Accessor::checkSeen(
|
|
this->m->dh, this->oh.getObjGen()))
|
|
{
|
|
QTC::TC("qpdf", "QPDFOutlineObjectHelper loop");
|
|
return;
|
|
}
|
|
|
|
QPDFObjectHandle cur = oh.getKey("/First");
|
|
while (! cur.isNull())
|
|
{
|
|
QPDFOutlineObjectHelper new_ooh(cur, dh, 1 + depth);
|
|
new_ooh.m->parent = new QPDFOutlineObjectHelper(*this);
|
|
this->m->kids.push_back(new_ooh);
|
|
cur = cur.getKey("/Next");
|
|
}
|
|
}
|
|
|
|
PointerHolder<QPDFOutlineObjectHelper>
|
|
QPDFOutlineObjectHelper::getParent()
|
|
{
|
|
return this->m->parent;
|
|
}
|
|
|
|
std::vector<QPDFOutlineObjectHelper>
|
|
QPDFOutlineObjectHelper::getKids()
|
|
{
|
|
return this->m->kids;
|
|
}
|
|
|
|
QPDFObjectHandle
|
|
QPDFOutlineObjectHelper::getDest()
|
|
{
|
|
QPDFObjectHandle dest;
|
|
QPDFObjectHandle A;
|
|
if (this->oh.hasKey("/Dest"))
|
|
{
|
|
QTC::TC("qpdf", "QPDFOutlineObjectHelper direct dest");
|
|
dest = this->oh.getKey("/Dest");
|
|
}
|
|
else if ((A = this->oh.getKey("/A")).isDictionary() &&
|
|
A.getKey("/S").isName() &&
|
|
(A.getKey("/S").getName() == "/GoTo") &&
|
|
A.hasKey("/D"))
|
|
{
|
|
QTC::TC("qpdf", "QPDFOutlineObjectHelper action dest");
|
|
dest = A.getKey("/D");
|
|
}
|
|
if (! dest.isInitialized())
|
|
{
|
|
dest = QPDFObjectHandle::newNull();
|
|
}
|
|
|
|
if (dest.isName() || dest.isString())
|
|
{
|
|
QTC::TC("qpdf", "QPDFOutlineObjectHelper named dest");
|
|
dest = this->m->dh.resolveNamedDest(dest);
|
|
}
|
|
|
|
return dest;
|
|
}
|
|
|
|
QPDFObjectHandle
|
|
QPDFOutlineObjectHelper::getDestPage()
|
|
{
|
|
QPDFObjectHandle dest = getDest();
|
|
if ((dest.isArray()) && (dest.getArrayNItems() > 0))
|
|
{
|
|
return dest.getArrayItem(0);
|
|
}
|
|
return QPDFObjectHandle::newNull();
|
|
}
|
|
|
|
int
|
|
QPDFOutlineObjectHelper::getCount()
|
|
{
|
|
int count = 0;
|
|
if (this->oh.hasKey("/Count"))
|
|
{
|
|
count = this->oh.getKey("/Count").getIntValueAsInt();
|
|
}
|
|
return count;
|
|
}
|
|
|
|
std::string
|
|
QPDFOutlineObjectHelper::getTitle()
|
|
{
|
|
std::string result;
|
|
if (this->oh.hasKey("/Title"))
|
|
{
|
|
result = this->oh.getKey("/Title").getUTF8Value();
|
|
}
|
|
return result;
|
|
}
|