octoleo/qpdf
2
1
Fork 0
mirror of https://github.com/qpdf/qpdf.git synced 2024-05-29 00:10:54 +00:00
Code Issues Releases Wiki Activity

Shallow copy arrays without removing sparseness

Browse Source
This commit is contained in:
Jay Berkenbilt 2019-08-17 22:27:55 -04:00
parent bf7c6a8070
commit 5187a3ec85
3 changed files with 12 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
libqpdf/QPDFObjectHandle.cc
View File

@ -2340,7 +2340,10 @@ QPDFObjectHandle::shallowCopy()
if (isArray())
{
QTC::TC("qpdf", "QPDFObjectHandle shallow copy array");
new_obj = newArray(getArrayAsVector());
// No newArray for shallow copying the sparse array
QPDF_Array* arr = dynamic_cast<QPDF_Array*>(m->obj.getPointer());
new_obj = QPDFObjectHandle(
new QPDF_Array(arr->getElementsForShallowCopy()));
}
else if (isDictionary())
{

6
libqpdf/QPDF_Array.cc
View File

@ -136,3 +136,9 @@ QPDF_Array::eraseItem(int at)
{
this->elements.erase(QIntC::to_size(at));
}
SparseOHArray const&
QPDF_Array::getElementsForShallowCopy() const
{
return this->elements;
}

2
libqpdf/qpdf/QPDF_Array.hh
View File

@ -28,6 +28,8 @@ class QPDF_Array: public QPDFObject
void appendItem(QPDFObjectHandle const& item);
void eraseItem(int at);
SparseOHArray const& getElementsForShallowCopy() const;
protected:
virtual void releaseResolved();