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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#ifndef INCLUDED_SLIDESHOW_SOURCE_INC_DELAYEVENT_HXX
#define INCLUDED_SLIDESHOW_SOURCE_INC_DELAYEVENT_HXX
#include "event.hxx"
#include <functional>
namespace slideshow {
namespace internal {
/** Event, which delays the functor call the given amount of time
*/
class Delay : public Event
{
public:
typedef ::std::function<void ()> FunctorT;
template <typename FuncT>
Delay( FuncT const& func,
double nTimeout
, const OUString& rsDescription
) : Event(rsDescription),
mnTimeout(nTimeout), maFunc(func), mbWasFired(false) {}
Delay( const std::function<void ()>& func,
double nTimeout
, const OUString& rsDescription
) : Event(rsDescription),
mnTimeout(nTimeout),
maFunc(func),
mbWasFired(false) {}
Delay(const Delay&) = delete;
Delay& operator=(const Delay&) = delete;
// Event:
virtual bool fire() override;
virtual bool isCharged() const override;
virtual double getActivationTime( double nCurrentTime ) const override;
// Disposable:
virtual void dispose() override;
private:
double const mnTimeout;
FunctorT maFunc;
bool mbWasFired;
};
#if OSL_DEBUG_LEVEL <= 1
/** Generate delay event
@param func
Functor to call when the event fires.
@param nTimeout
Timeout in seconds, to wait until functor is called.
@return generated delay event
*/
template <typename FuncT>
inline EventSharedPtr makeDelay_( FuncT const& func, double nTimeout, OUString const& rsDescription )
{
return std::make_shared<Delay>( func, nTimeout, rsDescription );
}
/** Generate immediate event
@param func
Functor to call when the event fires.
@return generated immediate event.
*/
template <typename FuncT>
inline EventSharedPtr makeEvent_( FuncT const& func, OUString const& rsDescription)
{
return std::make_shared<Delay>( func, 0.0, rsDescription );
}
#define makeDelay(f, t, d) makeDelay_(f, t, d)
#define makeEvent(f, d) makeEvent_(f, d)
#else // OSL_DEBUG_LEVEL > 0
class Delay_ : public Delay {
public:
template <typename FuncT>
Delay_( FuncT const& func, double nTimeout,
char const* from_function, char const* from_file, int from_line,
const OUString& rsDescription)
: Delay(func, nTimeout, rsDescription),
FROM_FUNCTION(from_function),
FROM_FILE(from_file), FROM_LINE(from_line) {}
char const* const FROM_FUNCTION;
char const* const FROM_FILE;
int const FROM_LINE;
};
template <typename FuncT>
inline EventSharedPtr makeDelay_(
FuncT const& func, double nTimeout,
char const* from_function, char const* from_file, int from_line,
const OUString& rsDescription)
{
return EventSharedPtr( new Delay_( func, nTimeout,
from_function, from_file, from_line, rsDescription) );
}
#define makeDelay(f, t, d) makeDelay_(f, t, \
OSL_THIS_FUNC, __FILE__, __LINE__, \
d)
#define makeEvent(f, d) makeDelay_(f, 0.0, \
OSL_THIS_FUNC, __FILE__, __LINE__, \
d)
#endif // OSL_DEBUG_LEVEL <= 1
} // namespace internal
} // namespace presentation
#endif // INCLUDED_SLIDESHOW_SOURCE_INC_DELAYEVENT_HXX
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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