// delegateWindowEvent handles window events and delegates them to the pacakges
// that handle those events.
func delegateWindowEvent(event sdl.Event, e *sdl.WindowEvent) {
switch e.Type {
case sdl.WINDOWEVENT_NONE:
return
case sdl.WINDOWEVENT_ENTER, sdl.WINDOWEVENT_LEAVE:
mouse.Delegate(event)
default:
switch e.Event {
case sdl.WINDOWEVENT_NONE:
return
case sdl.WINDOWEVENT_ENTER, sdl.WINDOWEVENT_LEAVE:
mouse.Delegate(event)
case sdl.WINDOWEVENT_SHOWN, sdl.WINDOWEVENT_FOCUS_GAINED:
gfx.SetActive(true)
case sdl.WINDOWEVENT_HIDDEN, sdl.WINDOWEVENT_FOCUS_LOST:
gfx.SetActive(false)
case sdl.WINDOWEVENT_RESIZED, sdl.WINDOWEVENT_SIZE_CHANGED:
w, h := window.GetDrawableSize()
gfx.SetViewportSize(w, h)
case sdl.WINDOWEVENT_CLOSE:
window.Close(true)
}
window.Delegate(e)
}
}
// Poll is used by the game loop to gather events and delegate to each pacakge.
// Generally you should not have to use this method however if you are doing your
// own game loop this should be called at the end.
func Poll() {
for event := sdl.PollEvent(); event != nil; event = sdl.PollEvent() {
switch e := event.(type) {
case *sdl.WindowEvent:
delegateWindowEvent(event, e)
case *sdl.KeyDownEvent, *sdl.KeyUpEvent, *sdl.TextEditingEvent, *sdl.TextInputEvent:
keyboard.Delegate(e)
case *sdl.MouseMotionEvent, *sdl.MouseButtonEvent, *sdl.MouseWheelEvent:
mouse.Delegate(e)
case *sdl.JoyAxisEvent, *sdl.JoyBallEvent, *sdl.JoyHatEvent,
*sdl.JoyButtonEvent, *sdl.JoyDeviceEvent, *sdl.ControllerAxisEvent,
*sdl.ControllerButtonEvent, *sdl.ControllerDeviceEvent:
joystick.Delegate(e)
case *sdl.TouchFingerEvent:
touch.Delegate(e)
case *sdl.QuitEvent:
window.Close(true)
case *sdl.DropEvent, *sdl.RenderEvent, *sdl.UserEvent,
*sdl.ClipboardEvent, *sdl.OSEvent, *sdl.CommonEvent:
//discard not used in amore yet
}
}
}