#if __GLASGOW_HASKELL__ >= 709
{-# LANGUAGE Safe #-}
#else
{-# LANGUAGE Trustworthy #-}
#endif
-----------------------------------------------------------------------------
-- |
-- Module      :  Graphics.Win32.GDI.Path
-- Copyright   :  (c) Alastair Reid, 1997-2003
-- License     :  BSD-style (see the file libraries/base/LICENSE)
--
-- Maintainer  :  Esa Ilari Vuokko <ei@vuokko.info>
-- Stability   :  provisional
-- Portability :  portable
--
-- A collection of FFI declarations for interfacing with Win32.
--
-----------------------------------------------------------------------------

module Graphics.Win32.GDI.Path
        ( beginPath, closeFigure, endPath, fillPath, flattenPath
        , pathToRegion, strokeAndFillPath, strokePath, widenPath
        ) where

import Graphics.Win32.GDI.Types
import System.Win32.Types

#include "windows_cconv.h"

----------------------------------------------------------------
-- Paths
----------------------------------------------------------------

-- AbortPath       :: HDC -> IO ()

beginPath :: HDC -> IO ()
beginPath :: HDC -> IO ()
beginPath HDC
dc =
  String -> IO Bool -> IO ()
failIfFalse_ String
"BeginPath" (IO Bool -> IO ()) -> IO Bool -> IO ()
forall a b. (a -> b) -> a -> b
$ HDC -> IO Bool
c_BeginPath HDC
dc
foreign import WINDOWS_CCONV unsafe "windows.h BeginPath"
  c_BeginPath :: HDC -> IO Bool

closeFigure :: HDC -> IO ()
closeFigure :: HDC -> IO ()
closeFigure HDC
dc =
  String -> IO Bool -> IO ()
failIfFalse_ String
"CloseFigure" (IO Bool -> IO ()) -> IO Bool -> IO ()
forall a b. (a -> b) -> a -> b
$ HDC -> IO Bool
c_CloseFigure HDC
dc
foreign import WINDOWS_CCONV unsafe "windows.h CloseFigure"
  c_CloseFigure :: HDC -> IO Bool

endPath :: HDC -> IO ()
endPath :: HDC -> IO ()
endPath HDC
dc =
  String -> IO Bool -> IO ()
failIfFalse_ String
"EndPath" (IO Bool -> IO ()) -> IO Bool -> IO ()
forall a b. (a -> b) -> a -> b
$ HDC -> IO Bool
c_EndPath HDC
dc
foreign import WINDOWS_CCONV unsafe "windows.h EndPath"
  c_EndPath :: HDC -> IO Bool

fillPath :: HDC -> IO ()
fillPath :: HDC -> IO ()
fillPath HDC
dc =
  String -> IO Bool -> IO ()
failIfFalse_ String
"FillPath" (IO Bool -> IO ()) -> IO Bool -> IO ()
forall a b. (a -> b) -> a -> b
$ HDC -> IO Bool
c_FillPath HDC
dc
foreign import WINDOWS_CCONV unsafe "windows.h FillPath"
  c_FillPath :: HDC -> IO Bool

flattenPath :: HDC -> IO ()
flattenPath :: HDC -> IO ()
flattenPath HDC
dc =
  String -> IO Bool -> IO ()
failIfFalse_ String
"FlattenPath" (IO Bool -> IO ()) -> IO Bool -> IO ()
forall a b. (a -> b) -> a -> b
$ HDC -> IO Bool
c_FlattenPath HDC
dc
foreign import WINDOWS_CCONV unsafe "windows.h FlattenPath"
  c_FlattenPath :: HDC -> IO Bool

pathToRegion :: HDC -> IO HRGN
pathToRegion :: HDC -> IO HRGN
pathToRegion HDC
dc = do
  ptr <- String -> IO HDC -> IO HDC
forall a. String -> IO (Ptr a) -> IO (Ptr a)
failIfNull String
"PathToRegion" (IO HDC -> IO HDC) -> IO HDC -> IO HDC
forall a b. (a -> b) -> a -> b
$ HDC -> IO HDC
c_PathToRegion HDC
dc
  newForeignHANDLE ptr
foreign import WINDOWS_CCONV unsafe "windows.h PathToRegion"
  c_PathToRegion :: HDC -> IO PRGN

strokeAndFillPath :: HDC -> IO ()
strokeAndFillPath :: HDC -> IO ()
strokeAndFillPath HDC
dc =
  String -> IO Bool -> IO ()
failIfFalse_ String
"StrokeAndFillPath" (IO Bool -> IO ()) -> IO Bool -> IO ()
forall a b. (a -> b) -> a -> b
$ HDC -> IO Bool
c_StrokeAndFillPath HDC
dc
foreign import WINDOWS_CCONV unsafe "windows.h StrokeAndFillPath"
  c_StrokeAndFillPath :: HDC -> IO Bool

strokePath :: HDC -> IO ()
strokePath :: HDC -> IO ()
strokePath HDC
dc =
  String -> IO Bool -> IO ()
failIfFalse_ String
"StrokePath" (IO Bool -> IO ()) -> IO Bool -> IO ()
forall a b. (a -> b) -> a -> b
$ HDC -> IO Bool
c_StrokePath HDC
dc
foreign import WINDOWS_CCONV unsafe "windows.h StrokePath"
  c_StrokePath :: HDC -> IO Bool

widenPath :: HDC -> IO ()
widenPath :: HDC -> IO ()
widenPath HDC
dc =
  String -> IO Bool -> IO ()
failIfFalse_ String
"WidenPath" (IO Bool -> IO ()) -> IO Bool -> IO ()
forall a b. (a -> b) -> a -> b
$ HDC -> IO Bool
c_WidenPath HDC
dc
foreign import WINDOWS_CCONV unsafe "windows.h WidenPath"
  c_WidenPath :: HDC -> IO Bool

----------------------------------------------------------------
-- End
----------------------------------------------------------------