;;
;; chicken-sdl2: CHICKEN Scheme bindings to Simple DirectMedia Layer 2
;;
;; Copyright © 2013–2021  John Croisant.
;; All rights reserved.
;;
;; Redistribution and use in source and binary forms, with or without
;; modification, are permitted provided that the following conditions
;; are met:
;;
;; - Redistributions of source code must retain the above copyright
;;   notice, this list of conditions and the following disclaimer.
;;
;; - Redistributions in binary form must reproduce the above copyright
;;   notice, this list of conditions and the following disclaimer in
;;   the documentation and/or other materials provided with the
;;   distribution.
;;
;; THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
;; "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
;; LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
;; FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
;; COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
;; INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
;; (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
;; SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
;; HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
;; STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
;; ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
;; OF THE POSSIBILITY OF SUCH DAMAGE.


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;;; MOUSE BUTTON

(export symbol->mouse-button
        mouse-button->symbol)

(define-enum-mappings
  type: SDL_MouseButton
  symbol->value: symbol->mouse-button
  value->symbol: mouse-button->symbol

  ((left    SDL_BUTTON_LEFT)
   (middle  SDL_BUTTON_MIDDLE)
   (right   SDL_BUTTON_RIGHT)
   (x1      SDL_BUTTON_X1)
   (x2      SDL_BUTTON_X2)))


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;;; MOUSE BUTTON MASK

(export symbol->mouse-button-mask
        mouse-button-mask->symbol
        pack-mouse-button-masks
        unpack-mouse-button-masks)

(define-enum-mappings
  type: SDL_MouseButtonMask
  symbol->value: symbol->mouse-button-mask
  value->symbol: mouse-button-mask->symbol

  ((left    SDL_BUTTON_LMASK)
   (middle  SDL_BUTTON_MMASK)
   (right   SDL_BUTTON_RMASK)
   (x1      SDL_BUTTON_X1MASK)
   (x2      SDL_BUTTON_X2MASK)))

(define-enum-mask-packer pack-mouse-button-masks
  symbol->mouse-button-mask)

(define-enum-mask-unpacker unpack-mouse-button-masks
  mouse-button-mask->symbol
  (list SDL_BUTTON_LMASK
        SDL_BUTTON_MMASK
        SDL_BUTTON_RMASK
        SDL_BUTTON_X1MASK
        SDL_BUTTON_X2MASK))


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;;; MOUSE WHEEL DIRECTION (SDL 2.0.4+)

#+libSDL-2.0.4+
(begin
  (export mouse-wheel-direction->symbol
          symbol->mouse-wheel-direction)

  (define-enum-mappings
    type: SDL_MouseWheelDirection
    symbol->value: symbol->mouse-wheel-direction
    value->symbol: mouse-wheel-direction->symbol

    ((normal   SDL_MOUSEWHEEL_NORMAL)
     (flipped  SDL_MOUSEWHEEL_FLIPPED))))