{- |
Copyright  : Will Thompson, Iñaki García Etxebarria and Jonas Platte
License    : LGPL-2.1
Maintainer : Iñaki García Etxebarria (garetxe@gmail.com)

The GRand struct is an opaque data structure. It should only be
accessed through the g_rand_* functions.
-}

module GI.GLib.Structs.Rand
    ( 

-- * Exported types
    Rand(..)                                ,
    noRand                                  ,


 -- * Methods
-- ** randDouble
    randDouble                              ,


-- ** randDoubleRange
    randDoubleRange                         ,


-- ** randFree
    randFree                                ,


-- ** randInt
    randInt                                 ,


-- ** randIntRange
    randIntRange                            ,


-- ** randSetSeed
    randSetSeed                             ,


-- ** randSetSeedArray
    randSetSeedArray                        ,




    ) where

import Prelude ()
import Data.GI.Base.ShortPrelude

import qualified Data.Text as T
import qualified Data.ByteString.Char8 as B
import qualified Data.Map as Map

import GI.GLib.Types
import GI.GLib.Callbacks

newtype Rand = Rand (ForeignPtr Rand)
noRand :: Maybe Rand
noRand = Nothing

-- method Rand::double
-- method type : OrdinaryMethod
-- Args : [Arg {argName = "_obj", argType = TInterface "GLib" "Rand", direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing}]
-- Lengths : []
-- hInArgs : [Arg {argName = "_obj", argType = TInterface "GLib" "Rand", direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing}]
-- returnType : TBasicType TDouble
-- throws : False
-- Skip return : False

foreign import ccall "g_rand_double" g_rand_double :: 
    Ptr Rand ->                             -- _obj : TInterface "GLib" "Rand"
    IO CDouble


randDouble ::
    (MonadIO m) =>
    Rand ->                                 -- _obj
    m Double
randDouble _obj = liftIO $ do
    let _obj' = unsafeManagedPtrGetPtr _obj
    result <- g_rand_double _obj'
    let result' = realToFrac result
    touchManagedPtr _obj
    return result'

-- method Rand::double_range
-- method type : OrdinaryMethod
-- Args : [Arg {argName = "_obj", argType = TInterface "GLib" "Rand", direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing},Arg {argName = "begin", argType = TBasicType TDouble, direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing},Arg {argName = "end", argType = TBasicType TDouble, direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing}]
-- Lengths : []
-- hInArgs : [Arg {argName = "_obj", argType = TInterface "GLib" "Rand", direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing},Arg {argName = "begin", argType = TBasicType TDouble, direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing},Arg {argName = "end", argType = TBasicType TDouble, direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing}]
-- returnType : TBasicType TDouble
-- throws : False
-- Skip return : False

foreign import ccall "g_rand_double_range" g_rand_double_range :: 
    Ptr Rand ->                             -- _obj : TInterface "GLib" "Rand"
    CDouble ->                              -- begin : TBasicType TDouble
    CDouble ->                              -- end : TBasicType TDouble
    IO CDouble


randDoubleRange ::
    (MonadIO m) =>
    Rand ->                                 -- _obj
    Double ->                               -- begin
    Double ->                               -- end
    m Double
randDoubleRange _obj begin end = liftIO $ do
    let _obj' = unsafeManagedPtrGetPtr _obj
    let begin' = realToFrac begin
    let end' = realToFrac end
    result <- g_rand_double_range _obj' begin' end'
    let result' = realToFrac result
    touchManagedPtr _obj
    return result'

-- method Rand::free
-- method type : OrdinaryMethod
-- Args : [Arg {argName = "_obj", argType = TInterface "GLib" "Rand", direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing}]
-- Lengths : []
-- hInArgs : [Arg {argName = "_obj", argType = TInterface "GLib" "Rand", direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing}]
-- returnType : TBasicType TVoid
-- throws : False
-- Skip return : False

foreign import ccall "g_rand_free" g_rand_free :: 
    Ptr Rand ->                             -- _obj : TInterface "GLib" "Rand"
    IO ()


randFree ::
    (MonadIO m) =>
    Rand ->                                 -- _obj
    m ()
randFree _obj = liftIO $ do
    let _obj' = unsafeManagedPtrGetPtr _obj
    g_rand_free _obj'
    touchManagedPtr _obj
    return ()

-- method Rand::int
-- method type : OrdinaryMethod
-- Args : [Arg {argName = "_obj", argType = TInterface "GLib" "Rand", direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing}]
-- Lengths : []
-- hInArgs : [Arg {argName = "_obj", argType = TInterface "GLib" "Rand", direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing}]
-- returnType : TBasicType TUInt32
-- throws : False
-- Skip return : False

foreign import ccall "g_rand_int" g_rand_int :: 
    Ptr Rand ->                             -- _obj : TInterface "GLib" "Rand"
    IO Word32


randInt ::
    (MonadIO m) =>
    Rand ->                                 -- _obj
    m Word32
randInt _obj = liftIO $ do
    let _obj' = unsafeManagedPtrGetPtr _obj
    result <- g_rand_int _obj'
    touchManagedPtr _obj
    return result

-- method Rand::int_range
-- method type : OrdinaryMethod
-- Args : [Arg {argName = "_obj", argType = TInterface "GLib" "Rand", direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing},Arg {argName = "begin", argType = TBasicType TInt32, direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing},Arg {argName = "end", argType = TBasicType TInt32, direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing}]
-- Lengths : []
-- hInArgs : [Arg {argName = "_obj", argType = TInterface "GLib" "Rand", direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing},Arg {argName = "begin", argType = TBasicType TInt32, direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing},Arg {argName = "end", argType = TBasicType TInt32, direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing}]
-- returnType : TBasicType TInt32
-- throws : False
-- Skip return : False

foreign import ccall "g_rand_int_range" g_rand_int_range :: 
    Ptr Rand ->                             -- _obj : TInterface "GLib" "Rand"
    Int32 ->                                -- begin : TBasicType TInt32
    Int32 ->                                -- end : TBasicType TInt32
    IO Int32


randIntRange ::
    (MonadIO m) =>
    Rand ->                                 -- _obj
    Int32 ->                                -- begin
    Int32 ->                                -- end
    m Int32
randIntRange _obj begin end = liftIO $ do
    let _obj' = unsafeManagedPtrGetPtr _obj
    result <- g_rand_int_range _obj' begin end
    touchManagedPtr _obj
    return result

-- method Rand::set_seed
-- method type : OrdinaryMethod
-- Args : [Arg {argName = "_obj", argType = TInterface "GLib" "Rand", direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing},Arg {argName = "seed", argType = TBasicType TUInt32, direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing}]
-- Lengths : []
-- hInArgs : [Arg {argName = "_obj", argType = TInterface "GLib" "Rand", direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing},Arg {argName = "seed", argType = TBasicType TUInt32, direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing}]
-- returnType : TBasicType TVoid
-- throws : False
-- Skip return : False

foreign import ccall "g_rand_set_seed" g_rand_set_seed :: 
    Ptr Rand ->                             -- _obj : TInterface "GLib" "Rand"
    Word32 ->                               -- seed : TBasicType TUInt32
    IO ()


randSetSeed ::
    (MonadIO m) =>
    Rand ->                                 -- _obj
    Word32 ->                               -- seed
    m ()
randSetSeed _obj seed = liftIO $ do
    let _obj' = unsafeManagedPtrGetPtr _obj
    g_rand_set_seed _obj' seed
    touchManagedPtr _obj
    return ()

-- method Rand::set_seed_array
-- method type : OrdinaryMethod
-- Args : [Arg {argName = "_obj", argType = TInterface "GLib" "Rand", direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing},Arg {argName = "seed", argType = TBasicType TUInt32, direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing},Arg {argName = "seed_length", argType = TBasicType TUInt32, direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing}]
-- Lengths : []
-- hInArgs : [Arg {argName = "_obj", argType = TInterface "GLib" "Rand", direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing},Arg {argName = "seed", argType = TBasicType TUInt32, direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing},Arg {argName = "seed_length", argType = TBasicType TUInt32, direction = DirectionIn, mayBeNull = False, argScope = ScopeTypeInvalid, argClosure = -1, argDestroy = -1, transfer = TransferNothing}]
-- returnType : TBasicType TVoid
-- throws : False
-- Skip return : False

foreign import ccall "g_rand_set_seed_array" g_rand_set_seed_array :: 
    Ptr Rand ->                             -- _obj : TInterface "GLib" "Rand"
    Word32 ->                               -- seed : TBasicType TUInt32
    Word32 ->                               -- seed_length : TBasicType TUInt32
    IO ()


randSetSeedArray ::
    (MonadIO m) =>
    Rand ->                                 -- _obj
    Word32 ->                               -- seed
    Word32 ->                               -- seed_length
    m ()
randSetSeedArray _obj seed seed_length = liftIO $ do
    let _obj' = unsafeManagedPtrGetPtr _obj
    g_rand_set_seed_array _obj' seed seed_length
    touchManagedPtr _obj
    return ()