--//////////////////////////////////////////////////////////
-- 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.
--//////////////////////////////////////////////////////////

--//////////////////////////////////////////////////////////


with Sf.System.Vector2;

package Sf.Window.Touch is

   --//////////////////////////////////////////////////////////
   --//////////////////////////////////////////////////////////
   --/ @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
   --/
   --//////////////////////////////////////////////////////////
   function isDown (finger : sfUint32) return sfBool;

   --//////////////////////////////////////////////////////////
   --/ @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
   --/
   --//////////////////////////////////////////////////////////
   function getPosition (finger     : sfUint32;
                                 relativeTo : sfWindow_Ptr)
                                return Sf.System.Vector2.sfVector2i;

private

   pragma Import (C, isDown, "sfTouch_isDown");
   pragma Import (C, getPosition, "sfTouch_getPosition");


end Sf.Window.Touch;
