/usr/include/SFML/Window/Touch.h is in libcsfml-dev 2.3-3+b1.
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//
// SFML - Simple and Fast Multimedia Library
// Copyright (C) 2007-2015 Laurent Gomila (laurent@sfml-dev.org)
//
// This software is provided 'as-is', without any express or implied warranty.
// In no event will the authors be held liable for any damages arising from the use of this software.
//
// Permission is granted to anyone to use this software for any purpose,
// including commercial applications, and to alter it and redistribute it freely,
// subject to the following restrictions:
//
// 1. The origin of this software must not be misrepresented;
// you must not claim that you wrote the original software.
// If you use this software in a product, an acknowledgment
// in the product documentation would be appreciated but is not required.
//
// 2. Altered source versions must be plainly marked as such,
// and must not be misrepresented as being the original software.
//
// 3. This notice may not be removed or altered from any source distribution.
//
////////////////////////////////////////////////////////////
#ifndef SFML_TOUCH_H
#define SFML_TOUCH_H
////////////////////////////////////////////////////////////
// Headers
////////////////////////////////////////////////////////////
#include <SFML/Window/Export.h>
#include <SFML/Window/Types.h>
#include <SFML/System/Vector2.h>
////////////////////////////////////////////////////////////
/// \brief Check if a touch event is currently down
///
/// \param finger Finger index
///
/// \return sfTrue if \a finger is currently touching the screen, sfFalse otherwise
///
////////////////////////////////////////////////////////////
CSFML_WINDOW_API sfBool sfTouch_isDown(unsigned int finger);
////////////////////////////////////////////////////////////
/// \brief Get the current position of a touch in window coordinates
///
/// This function returns the current touch position
/// relative to the given window, or desktop if NULL is passed.
///
/// \param finger Finger index
/// \param relativeTo Reference window
///
/// \return Current position of \a finger, or undefined if it's not down
///
////////////////////////////////////////////////////////////
CSFML_WINDOW_API sfVector2i sfTouch_getPosition(unsigned int finger, const sfWindow* relativeTo);
#endif // SFML_TOUCH_H
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