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tween
base_tweener.hpp
Go to the documentation of this file.
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/*
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CLAW - a C++ Library Absolutely Wonderful
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CLAW is a free library without any particular aim but being useful to
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anyone.
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Copyright (C) 2005-2011 Julien Jorge
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This library 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 2.1 of the License, or (at your option) any later version.
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This library 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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You should have received a copy of the GNU Lesser General Public
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License along with this library; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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contact: julien.jorge@gamned.org
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*/
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#ifndef __CLAW_TWEEN_BASE_TWEENER_HPP__
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#define __CLAW_TWEEN_BASE_TWEENER_HPP__
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#include <list>
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#include <boost/function.hpp>
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namespace
claw
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{
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namespace
tween
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{
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class
base_tweener
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{
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public
:
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typedef
boost::function<void ()>
finish_callback
;
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public
:
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virtual
~base_tweener
();
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base_tweener
*
clone
()
const
;
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bool
is_finished
()
const
;
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double
update
(
double
dt );
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void
on_finished
(
finish_callback
f );
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private
:
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void
notify_finished()
const
;
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virtual
base_tweener
* do_clone()
const
= 0;
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virtual
bool
do_is_finished()
const
= 0;
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virtual
double
do_update(
double
dt ) = 0;
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private
:
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std::list<finish_callback> m_on_finished;
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};
// class base_tweener
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}
// namespace tween
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}
// namespace claw
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#endif // __CLAW_TWEEN_BASE_TWEENER_HPP__
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