/usr/include/qpdf/QPDFObject.hh is in libqpdf-dev 8.0.2-3~16.04.1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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//
// This file is part of qpdf.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
// Versions of qpdf prior to version 7 were released under the terms
// of version 2.0 of the Artistic License. At your option, you may
// continue to consider qpdf to be licensed under those terms. Please
// see the manual for additional information.
#ifndef __QPDFOBJECT_HH__
#define __QPDFOBJECT_HH__
#include <qpdf/DLL.h>
#include <qpdf/PointerHolder.hh>
#include <string>
class QPDF;
class QPDFObjectHandle;
class QPDFObject
{
public:
QPDFObject();
// Objects derived from QPDFObject are accessible through
// QPDFObjectHandle. Each object returns a unique type code that
// has one of the values in the list below. As new object types
// are added to qpdf, additional items may be added to the list,
// so code that switches on these values should take that into
// consideration.
enum object_type_e {
// Object types internal to qpdf
ot_uninitialized,
ot_reserved,
// Object types that can occur in the main document
ot_null,
ot_boolean,
ot_integer,
ot_real,
ot_string,
ot_name,
ot_array,
ot_dictionary,
ot_stream,
// Additional object types that can occur in content streams
ot_operator,
ot_inlineimage,
};
virtual ~QPDFObject() {}
virtual std::string unparse() = 0;
// Return a unique type code for the object
virtual object_type_e getTypeCode() const = 0;
// Return a string literal that describes the type, useful for
// debugging and testing
virtual char const* getTypeName() const = 0;
// Accessor to give specific access to non-public methods
class ObjAccessor
{
friend class QPDF;
friend class QPDFObjectHandle;
private:
static void releaseResolved(QPDFObject* o)
{
if (o)
{
o->releaseResolved();
}
}
};
friend class ObjAccessor;
virtual void setDescription(QPDF*, std::string const&);
bool getDescription(QPDF*&, std::string&);
bool hasDescription();
protected:
virtual void releaseResolved() {}
private:
QPDFObject(QPDFObject const&);
QPDFObject& operator=(QPDFObject const&);
class Members
{
friend class QPDFObject;
public:
~Members();
private:
Members();
QPDF* owning_qpdf;
std::string object_description;
};
PointerHolder<Members> m;
};
#endif // __QPDFOBJECT_HH__
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