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351a43f696
git-svn-id: https://sfml.svn.sourceforge.net/svnroot/sfml/branches/sfml2@1203 4e206d99-4929-0410-ac5d-dfc041789085
104 lines
3.3 KiB
C++
104 lines
3.3 KiB
C++
////////////////////////////////////////////////////////////
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//
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// SFML - Simple and Fast Multimedia Library
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// Copyright (C) 2007-2009 Laurent Gomila (laurent.gom@gmail.com)
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//
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// This software is provided 'as-is', without any express or implied warranty.
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// In no event will the authors be held liable for any damages arising from the use of this software.
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//
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// Permission is granted to anyone to use this software for any purpose,
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// including commercial applications, and to alter it and redistribute it freely,
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// subject to the following restrictions:
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//
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// 1. The origin of this software must not be misrepresented;
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// you must not claim that you wrote the original software.
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// If you use this software in a product, an acknowledgment
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// in the product documentation would be appreciated but is not required.
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//
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// 2. Altered source versions must be plainly marked as such,
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// and must not be misrepresented as being the original software.
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//
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// 3. This notice may not be removed or altered from any source distribution.
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//
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////////////////////////////////////////////////////////////
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#ifndef SFML_CLOCK_HPP
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#define SFML_CLOCK_HPP
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////////////////////////////////////////////////////////////
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// Headers
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////////////////////////////////////////////////////////////
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#include <SFML/Config.hpp>
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namespace sf
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{
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////////////////////////////////////////////////////////////
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/// \brief Utility class for manipulating time
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///
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////////////////////////////////////////////////////////////
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class SFML_API Clock
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{
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public :
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////////////////////////////////////////////////////////////
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/// \brief Default constructor
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///
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/// The clock starts automatically after being constructed.
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///
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////////////////////////////////////////////////////////////
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Clock();
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////////////////////////////////////////////////////////////
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/// \brief Get the time elapsed
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///
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/// This function returns the time elapsed since the last call
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/// to Reset() (or the construction of the instance if Reset()
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/// has not been called) in seconds.
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///
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/// \return Time elapsed, in seconds
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///
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////////////////////////////////////////////////////////////
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float GetElapsedTime() const;
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////////////////////////////////////////////////////////////
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/// \brief Restart the timer
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///
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/// This function puts the time counter back to zero.
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///
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////////////////////////////////////////////////////////////
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void Reset();
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private :
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////////////////////////////////////////////////////////////
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// Member data
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////////////////////////////////////////////////////////////
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double myStartTime; ///< Time of last reset
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};
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} // namespace sf
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#endif // SFML_CLOCK_HPP
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////////////////////////////////////////////////////////////
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/// \class sf::Clock
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///
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/// sf::Clock is a lightweight class for measuring time.
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/// Its accuray depends on the underlying OS, but you can generally
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/// expect a 1 ms precision.
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///
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/// Usage example:
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/// \code
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/// sf::Clock clock;
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/// ...
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/// float time1 = clock.GetElapsedTime();
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/// clock.Reset();
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/// ...
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/// float time2 = clock.GetElapsedTime();
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/// \endcode
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///
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////////////////////////////////////////////////////////////
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