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//========================================================================
//
// OptionalContent.h
//
// Copyright 2007 Brad Hards <bradh@kde.org>
// Copyright 2008 Carlos Garcia Campos <carlosgc@gnome.org>
//
// Released under the GPL (version 2, or later, at your option)
//
//========================================================================
#ifndef OPTIONALCONTENT_H
#define OPTIONALCONTENT_H
#ifdef USE_GCC_PRAGMAS
#pragma interface
#endif
#include "Object.h"
#include "CharTypes.h"
class GooString;
class GooList;
class XRef;
class OptionalContentGroup;
//------------------------------------------------------------------------
class OCGs {
public:
OCGs(Object *ocgObject, XRef *xref);
~OCGs();
// Is OCGS valid?
GBool isOk() { return ok; }
bool hasOCGs();
GooList *getOCGs() const { return optionalContentGroups; }
OptionalContentGroup* findOcgByRef( const Ref &ref);
Array* getOrderArray()
{ return (order.isArray() && order.arrayGetLength() > 0) ? order.getArray() : NULL; }
Array* getRBGroupsArray()
{ return (rbgroups.isArray() && rbgroups.arrayGetLength()) ? rbgroups.getArray() : NULL; }
bool optContentIsVisible( Object *dictRef );
private:
GBool ok;
bool allOn( Array *ocgArray );
bool allOff( Array *ocgArray );
bool anyOn( Array *ocgArray );
bool anyOff( Array *ocgArray );
GooList *optionalContentGroups;
Object order;
Object rbgroups;
XRef *m_xref;
};
//------------------------------------------------------------------------
class OptionalContentGroup {
public:
enum State { On, Off };
OptionalContentGroup(Dict *dict);
OptionalContentGroup(GooString *label);
~OptionalContentGroup();
GooString* getName() const;
Ref getRef() const;
void setRef(const Ref ref);
State getState() { return m_state; };
void setState(State state) { m_state = state; };
private:
XRef *xref;
GooString *m_name;
Ref m_ref;
State m_state;
};
#endif
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