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ikeyframer.h
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2008-11-07
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#ifndef K3DSDK_IKEYFRAMER_H
#define K3DSDK_IKEYFRAMER_H
// K-3D
// Copyright (c) 1995-2007, Timothy M. Shead
//
// Contact: tshead@k-3d.com
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public
// License as published by the Free Software Foundation; either
// version 2 of the License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// General Public License for more details.
//
// You should have received a copy of the GNU General Public
// License along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
/** \file
\brief Abstract interface for objects that set keyframes
\author Bart Janssens (bart.janssens@lid.kviv.be)
*/
#include "iproperty.h"
namespace k3d
{
/// Abstract interface for objects that set keyframes.
class ikeyframer
{
public:
/// List of the available keys
typedef std::list<iproperty*> keys_t;
/// Set a keyframe. Inputs are implementation-dependent, and may come from properties.
virtual void keyframe() = 0;
/// Delete the keyframe placed at the given time property
virtual void delete_key(iproperty* TimeProperty) = 0;
/// Get the property that inputs key values
virtual iproperty& input_property() = 0;
/// List with all the properties containing keytimes
virtual keys_t get_keys() = 0;
typedef sigc::signal<void> keys_changed_signal_t;
/// Emitted when the list of keys changed
virtual keys_changed_signal_t& keys_changed_signal() = 0;
virtual ~ikeyframer() {}
};
}
#endif // !K3DSDK_IKEYFRAMER_H