lpeobject-reference.h

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// SPDX-License-Identifier: GPL-2.0-or-later
#ifndef SEEN_LPEOBJECT_REFERENCE_H
#define SEEN_LPEOBJECT_REFERENCE_H
 
/*
 * The reference corresponding to the inkscape:live-effect attribute
 *
 * Copyright (C) 2007 Johan Engelen
 *
 * Released under GNU GPL v2+, read the file 'COPYING' for more information.
 */
 
#include <sigc++/scoped_connection.h>
 
#include "object/uri-references.h"
 
namespace Inkscape {
 
namespace XML {
class Node;
}
}
 
class LivePathEffectObject;
 
namespace Inkscape {
 
namespace LivePathEffect {
 
class LPEObjectReference : public Inkscape::URIReference {
public:
    LPEObjectReference(SPObject *owner);
    ~LPEObjectReference() override;
 
    SPObject       *owner;
 
    // concerning the LPEObject that is referred to:
    char                 *lpeobject_href;
    Inkscape::XML::Node  *lpeobject_repr;
    LivePathEffectObject *lpeobject;
 
    sigc::scoped_connection _release_connection;
    sigc::scoped_connection _changed_connection;
    sigc::scoped_connection _owner_release_connection;
 
    void            link(const char* to);
    void            unlink();
    void            start_listening(LivePathEffectObject* to);
    void            quit_listening();
 
protected:
    bool _acceptObject(SPObject * const obj) const override;
 
};
 
} //namespace LivePathEffect
 
} // namespace inkscape
 
#endif /* !SEEN_LPEOBJECT_REFERENCE_H */
 
/*
  Local Variables:
  mode:c++
  c-file-style:"stroustrup"
  c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
  indent-tabs-mode:nil
  fill-column:99
  End:
*/
// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4 :