{-# Language DeriveDataTypeable #-}
{-# OPTIONS_HADDOCK hide #-}
-- This source file is part of HGamer3D
-- (A project to enable 3D game development in Haskell)
-- For the latest info, see http://www.althainz.de/HGamer3D.html
--
-- (c) 2014 Peter Althainz
--
-- Licensed under the Apache License, Version 2.0 (the "License");
-- you may not use this file except in compliance with the License.
-- You may obtain a copy of the License at
--
-- http://www.apache.org/licenses/LICENSE-2.0
--
-- Unless required by applicable law or agreed to in writing, software
-- distributed under the License is distributed on an "AS IS" BASIS,
-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-- See the License for the specific language governing permissions and
-- limitations under the License.
-- HGamer3D/Internal/Event Module
--
module HGamer3D.Graphics3D.Event
where
import HGamer3D.Graphics3D.WinEvent
import HGamer3D.Graphics3D.GUIBase
import HGamer3D.Graphics3D.GUISchema
import Data.Dynamic
data GUIFormEvent = FormSetValue [(String, FormValue)]
| FormValueChange String [(String, FormValue)]
| FormButtonClick String
deriving (Typeable, Show)
data ApplicationEvent = AppQuit
deriving (Typeable, Show)
data HG3DEvent = WindowEvt SDLEvent
| GUIEvt GUIEvent -- ^ Low level GUI evts
| FormEvt GUIFormEvent -- ^ High level GUI evts, directly form related
| AppEvt ApplicationEvent
deriving (Typeable, Show)
data EventType = WinEvents | GUIEvents | FormEvents | ApplicationEvents | AllEvents deriving (Typeable, Show)
filterEventType :: [EventType] -> [HG3DEvent] -> [HG3DEvent]
filterEventType types events = let
isTypeOf evt evttype = case evttype of
WinEvents -> case evt of
(WindowEvt _) -> True
_ -> False
GUIEvents -> case evt of
(GUIEvt _) -> True
_ -> False
FormEvents -> case evt of
(FormEvt _) -> True
_ -> False
ApplicationEvents -> case evt of
(AppEvt _) -> True
_ -> False
AllEvents -> True
_ -> False
in concat (map (\t -> filter (\e -> isTypeOf e t) events) types)