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/* This file is part of GEGL
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*
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* GEGL is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 3 of the License, or (at your option) any later version.
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*
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* GEGL is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with GEGL; if not, see <http://www.gnu.org/licenses/>.
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*
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* Copyright 2003 Calvin Williamson
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*/
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#ifndef __GEGL_VISITABLE_H__
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#define __GEGL_VISITABLE_H__
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G_BEGIN_DECLS
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#define GEGL_TYPE_VISITABLE (gegl_visitable_get_type ())
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#define GEGL_VISITABLE(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GEGL_TYPE_VISITABLE, GeglVisitable))
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#define GEGL_IS_VISITABLE(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GEGL_TYPE_VISITABLE))
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#define GEGL_VISITABLE_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_INTERFACE ((obj), GEGL_TYPE_VISITABLE, GeglVisitableClass))
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typedef struct _GeglVisitableClass GeglVisitableClass;
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struct _GeglVisitableClass
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{
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GTypeInterface base_interface;
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void (* accept) (GeglVisitable *interface,
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GeglVisitor *visitor);
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GSList * (* depends_on) (GeglVisitable *interface);
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};
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GType gegl_visitable_get_type (void) G_GNUC_CONST;
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void gegl_visitable_accept (GeglVisitable *interface,
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GeglVisitor *visitor);
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GSList * gegl_visitable_depends_on (GeglVisitable *interface);
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G_END_DECLS
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#endif /* __GEGL_VISITABLE_H__ */
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