/* Just enough SDL2 to run game of life */

// SDL.h

export let SDL_INIT_VIDEO = 32

export func SDL_Init(flags)
  native ffi "SDL2:SDL_Init:int:unsigned int"

export func SDL_Quit()
  native ffi "SDL2:SDL_Quit:void"

// SDL_video.h

export let SDL_WINDOW_ALLOW_HIGHDPI = 8192

export let SDL_WINDOWPOS_UNDEFINED_MASK = 536805376
export func SDL_WINDOWPOS_UNDEFINED_DISPLAY(x) { SDL_WINDOWPOS_UNDEFINED_MASK | x }
export let SDL_WINDOWPOS_UNDEFINED = SDL_WINDOWPOS_UNDEFINED_DISPLAY(0)

export let SDL_WINDOWPOS_CENTERED_MASK = 805240832
export func SDL_WINDOWPOS_CENTERED_DISPLAY(x) { SDL_WINDOWPOS_CENTERED_MASK | x }
export let SDL_WINDOWPOS_CENTERED = SDL_WINDOWPOS_CENTERED_DISPLAY(0)

export func SDL_CreateWindow(title, x, y, w, h, flags)
  native ffi "SDL2:SDL_CreateWindow:void*:char*,int,int,int,int,unsigned int"

export func SDL_DestroyWindow(window)
  native ffi "SDL2:SDL_DestroyWindow:void:void*"

// SDL_event.h

export func SDL_PumpEvents()
  native ffi "SDL2:SDL_PumpEvents:void"

export func SDL_WaitEvent(event)
  native ffi "SDL2:SDL_WaitEvent:int:void*"


// SDL_keyboard.h

export let KMOD_NONE   = 0
export let KMOD_LSHIFT = 1
export let KMOD_RSHIFT = 2
export let KMOD_LCTRL  = 64
export let KMOD_RCTRL  = 128
export let KMOD_LALT   = 256
export let KMOD_RALT   = 512
export let KMOD_LGUI   = 1024
export let KMOD_RGUI   = 2048
export let KMOD_NUM    = 4096
export let KMOD_MODE   = 16384
export let KMOD_CAPS   = 8192
export let KMOD_SCROLL = 32768

export func SDL_GetModState()
  native ffi "SDL2:SDL_GetModState:int"

// SDL_renderer.h

export let SDL_RENDERER_PRESENTVSYNC = 4

export func SDL_CreateRenderer(window, index, flags)
  native ffi "SDL2:SDL_CreateRenderer:void*:void*,int,unsigned int"

export func SDL_DestroyRenderer(renderer)
  native ffi "SDL2:SDL_DestroyRenderer:void:void*"

export func SDL_RenderSetLogicalSize(renderer, w, h)
  native ffi "SDL2:SDL_RenderSetLogicalSize:int:void*,int,int"

export func SDL_RenderPresent(renderer)
  native ffi "SDL2:SDL_RenderPresent:void:void*"

export func SDL_SetRenderDrawColor(renderer, r, g, b, a)
  native ffi "SDL2:SDL_SetRenderDrawColor:int:void*,unsigned int,unsigned int,unsigned int,unsigned int"

export func SDL_RenderClear(renderer)
  native ffi "SDL2:SDL_RenderClear:int:void*"

export func SDL_RenderDrawLine(renderer, x1, y1, x2, y2)
  native ffi "SDL2:SDL_RenderDrawLine:int:void*,int,int,int,int"

// SDL_hints.h

export let SDL_HINT_RENDER_LOGICAL_SIZE_MODE = "SDL_RENDER_LOGICAL_SIZE_MODE"

export func SDL_SetHint(name, value)
  native ffi "SDL2:SDL_SetHint:int:char*,char*"