Copyright	Will Thompson and Iñaki García Etxebarria
License	LGPL-2.1
Maintainer	Iñaki García Etxebarria
Safe Haskell	Safe-Inferred
Language	Haskell2010

GI.HarfBuzz.Callbacks

Contents

Signals

Description

Synopsis

type BufferMessageFuncT = BufferT -> FontT -> Text -> IO Int32
type BufferMessageFuncT_WithClosures = BufferT -> FontT -> Text -> Ptr () -> IO Int32
type C_BufferMessageFuncT = Ptr BufferT -> Ptr FontT -> CString -> Ptr () -> IO Int32
drop_closures_BufferMessageFuncT :: BufferMessageFuncT -> BufferMessageFuncT_WithClosures
dynamic_BufferMessageFuncT :: (HasCallStack, MonadIO m) => FunPtr C_BufferMessageFuncT -> BufferT -> FontT -> Text -> Ptr () -> m Int32
genClosure_BufferMessageFuncT :: MonadIO m => BufferMessageFuncT -> m (GClosure C_BufferMessageFuncT)
mk_BufferMessageFuncT :: C_BufferMessageFuncT -> IO (FunPtr C_BufferMessageFuncT)
noBufferMessageFuncT :: Maybe BufferMessageFuncT
noBufferMessageFuncT_WithClosures :: Maybe BufferMessageFuncT_WithClosures
wrap_BufferMessageFuncT :: Maybe (Ptr (FunPtr C_BufferMessageFuncT)) -> BufferMessageFuncT_WithClosures -> C_BufferMessageFuncT
type C_DestroyFuncT = Ptr () -> IO ()
type DestroyFuncT = IO ()
type DestroyFuncT_WithClosures = Ptr () -> IO ()
drop_closures_DestroyFuncT :: DestroyFuncT -> DestroyFuncT_WithClosures
dynamic_DestroyFuncT :: (HasCallStack, MonadIO m) => FunPtr C_DestroyFuncT -> Ptr () -> m ()
genClosure_DestroyFuncT :: MonadIO m => DestroyFuncT -> m (GClosure C_DestroyFuncT)
mk_DestroyFuncT :: C_DestroyFuncT -> IO (FunPtr C_DestroyFuncT)
noDestroyFuncT :: Maybe DestroyFuncT
noDestroyFuncT_WithClosures :: Maybe DestroyFuncT_WithClosures
wrap_DestroyFuncT :: Maybe (Ptr (FunPtr C_DestroyFuncT)) -> DestroyFuncT_WithClosures -> C_DestroyFuncT
type C_DrawClosePathFuncT = Ptr DrawFuncsT -> Ptr () -> Ptr DrawStateT -> Ptr () -> IO ()
type DrawClosePathFuncT = DrawFuncsT -> Ptr () -> DrawStateT -> IO ()
type DrawClosePathFuncT_WithClosures = DrawFuncsT -> Ptr () -> DrawStateT -> Ptr () -> IO ()
drop_closures_DrawClosePathFuncT :: DrawClosePathFuncT -> DrawClosePathFuncT_WithClosures
dynamic_DrawClosePathFuncT :: (HasCallStack, MonadIO m) => FunPtr C_DrawClosePathFuncT -> DrawFuncsT -> Ptr () -> DrawStateT -> Ptr () -> m ()
genClosure_DrawClosePathFuncT :: MonadIO m => DrawClosePathFuncT -> m (GClosure C_DrawClosePathFuncT)
mk_DrawClosePathFuncT :: C_DrawClosePathFuncT -> IO (FunPtr C_DrawClosePathFuncT)
noDrawClosePathFuncT :: Maybe DrawClosePathFuncT
noDrawClosePathFuncT_WithClosures :: Maybe DrawClosePathFuncT_WithClosures
wrap_DrawClosePathFuncT :: Maybe (Ptr (FunPtr C_DrawClosePathFuncT)) -> DrawClosePathFuncT_WithClosures -> C_DrawClosePathFuncT
type C_DrawCubicToFuncT = Ptr DrawFuncsT -> Ptr () -> Ptr DrawStateT -> CFloat -> CFloat -> CFloat -> CFloat -> CFloat -> CFloat -> Ptr () -> IO ()
type DrawCubicToFuncT = DrawFuncsT -> Ptr () -> DrawStateT -> Float -> Float -> Float -> Float -> Float -> Float -> IO ()
type DrawCubicToFuncT_WithClosures = DrawFuncsT -> Ptr () -> DrawStateT -> Float -> Float -> Float -> Float -> Float -> Float -> Ptr () -> IO ()
drop_closures_DrawCubicToFuncT :: DrawCubicToFuncT -> DrawCubicToFuncT_WithClosures
dynamic_DrawCubicToFuncT :: (HasCallStack, MonadIO m) => FunPtr C_DrawCubicToFuncT -> DrawFuncsT -> Ptr () -> DrawStateT -> Float -> Float -> Float -> Float -> Float -> Float -> Ptr () -> m ()
genClosure_DrawCubicToFuncT :: MonadIO m => DrawCubicToFuncT -> m (GClosure C_DrawCubicToFuncT)
mk_DrawCubicToFuncT :: C_DrawCubicToFuncT -> IO (FunPtr C_DrawCubicToFuncT)
noDrawCubicToFuncT :: Maybe DrawCubicToFuncT
noDrawCubicToFuncT_WithClosures :: Maybe DrawCubicToFuncT_WithClosures
wrap_DrawCubicToFuncT :: Maybe (Ptr (FunPtr C_DrawCubicToFuncT)) -> DrawCubicToFuncT_WithClosures -> C_DrawCubicToFuncT
type C_DrawLineToFuncT = Ptr DrawFuncsT -> Ptr () -> Ptr DrawStateT -> CFloat -> CFloat -> Ptr () -> IO ()
type DrawLineToFuncT = DrawFuncsT -> Ptr () -> DrawStateT -> Float -> Float -> IO ()
type DrawLineToFuncT_WithClosures = DrawFuncsT -> Ptr () -> DrawStateT -> Float -> Float -> Ptr () -> IO ()
drop_closures_DrawLineToFuncT :: DrawLineToFuncT -> DrawLineToFuncT_WithClosures
dynamic_DrawLineToFuncT :: (HasCallStack, MonadIO m) => FunPtr C_DrawLineToFuncT -> DrawFuncsT -> Ptr () -> DrawStateT -> Float -> Float -> Ptr () -> m ()
genClosure_DrawLineToFuncT :: MonadIO m => DrawLineToFuncT -> m (GClosure C_DrawLineToFuncT)
mk_DrawLineToFuncT :: C_DrawLineToFuncT -> IO (FunPtr C_DrawLineToFuncT)
noDrawLineToFuncT :: Maybe DrawLineToFuncT
noDrawLineToFuncT_WithClosures :: Maybe DrawLineToFuncT_WithClosures
wrap_DrawLineToFuncT :: Maybe (Ptr (FunPtr C_DrawLineToFuncT)) -> DrawLineToFuncT_WithClosures -> C_DrawLineToFuncT
type C_DrawMoveToFuncT = Ptr DrawFuncsT -> Ptr () -> Ptr DrawStateT -> CFloat -> CFloat -> Ptr () -> IO ()
type DrawMoveToFuncT = DrawFuncsT -> Ptr () -> DrawStateT -> Float -> Float -> IO ()
type DrawMoveToFuncT_WithClosures = DrawFuncsT -> Ptr () -> DrawStateT -> Float -> Float -> Ptr () -> IO ()
drop_closures_DrawMoveToFuncT :: DrawMoveToFuncT -> DrawMoveToFuncT_WithClosures
dynamic_DrawMoveToFuncT :: (HasCallStack, MonadIO m) => FunPtr C_DrawMoveToFuncT -> DrawFuncsT -> Ptr () -> DrawStateT -> Float -> Float -> Ptr () -> m ()
genClosure_DrawMoveToFuncT :: MonadIO m => DrawMoveToFuncT -> m (GClosure C_DrawMoveToFuncT)
mk_DrawMoveToFuncT :: C_DrawMoveToFuncT -> IO (FunPtr C_DrawMoveToFuncT)
noDrawMoveToFuncT :: Maybe DrawMoveToFuncT
noDrawMoveToFuncT_WithClosures :: Maybe DrawMoveToFuncT_WithClosures
wrap_DrawMoveToFuncT :: Maybe (Ptr (FunPtr C_DrawMoveToFuncT)) -> DrawMoveToFuncT_WithClosures -> C_DrawMoveToFuncT
type C_DrawQuadraticToFuncT = Ptr DrawFuncsT -> Ptr () -> Ptr DrawStateT -> CFloat -> CFloat -> CFloat -> CFloat -> Ptr () -> IO ()
type DrawQuadraticToFuncT = DrawFuncsT -> Ptr () -> DrawStateT -> Float -> Float -> Float -> Float -> IO ()
type DrawQuadraticToFuncT_WithClosures = DrawFuncsT -> Ptr () -> DrawStateT -> Float -> Float -> Float -> Float -> Ptr () -> IO ()
drop_closures_DrawQuadraticToFuncT :: DrawQuadraticToFuncT -> DrawQuadraticToFuncT_WithClosures
dynamic_DrawQuadraticToFuncT :: (HasCallStack, MonadIO m) => FunPtr C_DrawQuadraticToFuncT -> DrawFuncsT -> Ptr () -> DrawStateT -> Float -> Float -> Float -> Float -> Ptr () -> m ()
genClosure_DrawQuadraticToFuncT :: MonadIO m => DrawQuadraticToFuncT -> m (GClosure C_DrawQuadraticToFuncT)
mk_DrawQuadraticToFuncT :: C_DrawQuadraticToFuncT -> IO (FunPtr C_DrawQuadraticToFuncT)
noDrawQuadraticToFuncT :: Maybe DrawQuadraticToFuncT
noDrawQuadraticToFuncT_WithClosures :: Maybe DrawQuadraticToFuncT_WithClosures
wrap_DrawQuadraticToFuncT :: Maybe (Ptr (FunPtr C_DrawQuadraticToFuncT)) -> DrawQuadraticToFuncT_WithClosures -> C_DrawQuadraticToFuncT
type C_FontGetGlyphAdvanceFuncT = Ptr FontT -> Ptr () -> Word32 -> Ptr () -> IO Int32
type FontGetGlyphAdvanceFuncT = FontT -> Ptr () -> Word32 -> IO Int32
type FontGetGlyphAdvanceFuncT_WithClosures = FontT -> Ptr () -> Word32 -> Ptr () -> IO Int32
drop_closures_FontGetGlyphAdvanceFuncT :: FontGetGlyphAdvanceFuncT -> FontGetGlyphAdvanceFuncT_WithClosures
dynamic_FontGetGlyphAdvanceFuncT :: (HasCallStack, MonadIO m) => FunPtr C_FontGetGlyphAdvanceFuncT -> FontT -> Ptr () -> Word32 -> Ptr () -> m Int32
genClosure_FontGetGlyphAdvanceFuncT :: MonadIO m => FontGetGlyphAdvanceFuncT -> m (GClosure C_FontGetGlyphAdvanceFuncT)
mk_FontGetGlyphAdvanceFuncT :: C_FontGetGlyphAdvanceFuncT -> IO (FunPtr C_FontGetGlyphAdvanceFuncT)
noFontGetGlyphAdvanceFuncT :: Maybe FontGetGlyphAdvanceFuncT
noFontGetGlyphAdvanceFuncT_WithClosures :: Maybe FontGetGlyphAdvanceFuncT_WithClosures
wrap_FontGetGlyphAdvanceFuncT :: Maybe (Ptr (FunPtr C_FontGetGlyphAdvanceFuncT)) -> FontGetGlyphAdvanceFuncT_WithClosures -> C_FontGetGlyphAdvanceFuncT
type C_FontGetGlyphAdvancesFuncT = Ptr FontT -> Ptr () -> Word32 -> Word32 -> Word32 -> Ptr Int32 -> Word32 -> Ptr () -> IO ()
type FontGetGlyphAdvancesFuncT = FontT -> Ptr () -> Word32 -> Word32 -> Word32 -> Word32 -> IO Int32
type FontGetGlyphAdvancesFuncT_WithClosures = FontT -> Ptr () -> Word32 -> Word32 -> Word32 -> Word32 -> Ptr () -> IO Int32
drop_closures_FontGetGlyphAdvancesFuncT :: FontGetGlyphAdvancesFuncT -> FontGetGlyphAdvancesFuncT_WithClosures
dynamic_FontGetGlyphAdvancesFuncT :: (HasCallStack, MonadIO m) => FunPtr C_FontGetGlyphAdvancesFuncT -> FontT -> Ptr () -> Word32 -> Word32 -> Word32 -> Word32 -> Ptr () -> m Int32
genClosure_FontGetGlyphAdvancesFuncT :: MonadIO m => FontGetGlyphAdvancesFuncT -> m (GClosure C_FontGetGlyphAdvancesFuncT)
mk_FontGetGlyphAdvancesFuncT :: C_FontGetGlyphAdvancesFuncT -> IO (FunPtr C_FontGetGlyphAdvancesFuncT)
noFontGetGlyphAdvancesFuncT :: Maybe FontGetGlyphAdvancesFuncT
noFontGetGlyphAdvancesFuncT_WithClosures :: Maybe FontGetGlyphAdvancesFuncT_WithClosures
wrap_FontGetGlyphAdvancesFuncT :: Maybe (Ptr (FunPtr C_FontGetGlyphAdvancesFuncT)) -> FontGetGlyphAdvancesFuncT_WithClosures -> C_FontGetGlyphAdvancesFuncT
type C_FontGetGlyphContourPointFuncT = Ptr FontT -> Ptr () -> Word32 -> Word32 -> Ptr Int32 -> Ptr Int32 -> Ptr () -> IO Int32
type FontGetGlyphContourPointFuncT = FontT -> Ptr () -> Word32 -> Word32 -> IO (Int32, Int32, Int32)
type FontGetGlyphContourPointFuncT_WithClosures = FontT -> Ptr () -> Word32 -> Word32 -> Ptr () -> IO (Int32, Int32, Int32)
drop_closures_FontGetGlyphContourPointFuncT :: FontGetGlyphContourPointFuncT -> FontGetGlyphContourPointFuncT_WithClosures
dynamic_FontGetGlyphContourPointFuncT :: (HasCallStack, MonadIO m) => FunPtr C_FontGetGlyphContourPointFuncT -> FontT -> Ptr () -> Word32 -> Word32 -> Ptr () -> m (Int32, Int32, Int32)
genClosure_FontGetGlyphContourPointFuncT :: MonadIO m => FontGetGlyphContourPointFuncT -> m (GClosure C_FontGetGlyphContourPointFuncT)
mk_FontGetGlyphContourPointFuncT :: C_FontGetGlyphContourPointFuncT -> IO (FunPtr C_FontGetGlyphContourPointFuncT)
noFontGetGlyphContourPointFuncT :: Maybe FontGetGlyphContourPointFuncT
noFontGetGlyphContourPointFuncT_WithClosures :: Maybe FontGetGlyphContourPointFuncT_WithClosures
wrap_FontGetGlyphContourPointFuncT :: Maybe (Ptr (FunPtr C_FontGetGlyphContourPointFuncT)) -> FontGetGlyphContourPointFuncT_WithClosures -> C_FontGetGlyphContourPointFuncT
type C_FontGetGlyphFromNameFuncT = Ptr FontT -> Ptr () -> Ptr CString -> Int32 -> Ptr Word32 -> Ptr () -> IO Int32
type FontGetGlyphFromNameFuncT = FontT -> Ptr () -> [Text] -> IO (Int32, Word32)
type FontGetGlyphFromNameFuncT_WithClosures = FontT -> Ptr () -> [Text] -> Ptr () -> IO (Int32, Word32)
drop_closures_FontGetGlyphFromNameFuncT :: FontGetGlyphFromNameFuncT -> FontGetGlyphFromNameFuncT_WithClosures
dynamic_FontGetGlyphFromNameFuncT :: (HasCallStack, MonadIO m) => FunPtr C_FontGetGlyphFromNameFuncT -> FontT -> Ptr () -> [Text] -> Ptr () -> m (Int32, Word32)
genClosure_FontGetGlyphFromNameFuncT :: MonadIO m => FontGetGlyphFromNameFuncT -> m (GClosure C_FontGetGlyphFromNameFuncT)
mk_FontGetGlyphFromNameFuncT :: C_FontGetGlyphFromNameFuncT -> IO (FunPtr C_FontGetGlyphFromNameFuncT)
noFontGetGlyphFromNameFuncT :: Maybe FontGetGlyphFromNameFuncT
noFontGetGlyphFromNameFuncT_WithClosures :: Maybe FontGetGlyphFromNameFuncT_WithClosures
wrap_FontGetGlyphFromNameFuncT :: Maybe (Ptr (FunPtr C_FontGetGlyphFromNameFuncT)) -> FontGetGlyphFromNameFuncT_WithClosures -> C_FontGetGlyphFromNameFuncT
type C_FontGetGlyphFuncT = Ptr FontT -> Ptr () -> Word32 -> Word32 -> Ptr Word32 -> Ptr () -> IO Int32
type FontGetGlyphFuncT = FontT -> Ptr () -> Word32 -> Word32 -> IO (Int32, Word32)
type FontGetGlyphFuncT_WithClosures = FontT -> Ptr () -> Word32 -> Word32 -> Ptr () -> IO (Int32, Word32)
drop_closures_FontGetGlyphFuncT :: FontGetGlyphFuncT -> FontGetGlyphFuncT_WithClosures
dynamic_FontGetGlyphFuncT :: (HasCallStack, MonadIO m) => FunPtr C_FontGetGlyphFuncT -> FontT -> Ptr () -> Word32 -> Word32 -> Ptr () -> m (Int32, Word32)
genClosure_FontGetGlyphFuncT :: MonadIO m => FontGetGlyphFuncT -> m (GClosure C_FontGetGlyphFuncT)
mk_FontGetGlyphFuncT :: C_FontGetGlyphFuncT -> IO (FunPtr C_FontGetGlyphFuncT)
noFontGetGlyphFuncT :: Maybe FontGetGlyphFuncT
noFontGetGlyphFuncT_WithClosures :: Maybe FontGetGlyphFuncT_WithClosures
wrap_FontGetGlyphFuncT :: Maybe (Ptr (FunPtr C_FontGetGlyphFuncT)) -> FontGetGlyphFuncT_WithClosures -> C_FontGetGlyphFuncT
type C_FontGetGlyphKerningFuncT = Ptr FontT -> Ptr () -> Word32 -> Word32 -> Ptr () -> IO Int32
type FontGetGlyphKerningFuncT = FontT -> Ptr () -> Word32 -> Word32 -> IO Int32
type FontGetGlyphKerningFuncT_WithClosures = FontT -> Ptr () -> Word32 -> Word32 -> Ptr () -> IO Int32
drop_closures_FontGetGlyphKerningFuncT :: FontGetGlyphKerningFuncT -> FontGetGlyphKerningFuncT_WithClosures
dynamic_FontGetGlyphKerningFuncT :: (HasCallStack, MonadIO m) => FunPtr C_FontGetGlyphKerningFuncT -> FontT -> Ptr () -> Word32 -> Word32 -> Ptr () -> m Int32
genClosure_FontGetGlyphKerningFuncT :: MonadIO m => FontGetGlyphKerningFuncT -> m (GClosure C_FontGetGlyphKerningFuncT)
mk_FontGetGlyphKerningFuncT :: C_FontGetGlyphKerningFuncT -> IO (FunPtr C_FontGetGlyphKerningFuncT)
noFontGetGlyphKerningFuncT :: Maybe FontGetGlyphKerningFuncT
noFontGetGlyphKerningFuncT_WithClosures :: Maybe FontGetGlyphKerningFuncT_WithClosures
wrap_FontGetGlyphKerningFuncT :: Maybe (Ptr (FunPtr C_FontGetGlyphKerningFuncT)) -> FontGetGlyphKerningFuncT_WithClosures -> C_FontGetGlyphKerningFuncT
type C_FontGetGlyphNameFuncT = Ptr FontT -> Ptr () -> Word32 -> Ptr (Ptr CString) -> Ptr Word32 -> Ptr () -> IO Int32
type FontGetGlyphNameFuncT = FontT -> Ptr () -> Word32 -> IO (Int32, [Text])
type FontGetGlyphNameFuncT_WithClosures = FontT -> Ptr () -> Word32 -> Ptr () -> IO (Int32, [Text])
drop_closures_FontGetGlyphNameFuncT :: FontGetGlyphNameFuncT -> FontGetGlyphNameFuncT_WithClosures
dynamic_FontGetGlyphNameFuncT :: (HasCallStack, MonadIO m) => FunPtr C_FontGetGlyphNameFuncT -> FontT -> Ptr () -> Word32 -> Ptr () -> m (Int32, [Text])
genClosure_FontGetGlyphNameFuncT :: MonadIO m => FontGetGlyphNameFuncT -> m (GClosure C_FontGetGlyphNameFuncT)
mk_FontGetGlyphNameFuncT :: C_FontGetGlyphNameFuncT -> IO (FunPtr C_FontGetGlyphNameFuncT)
noFontGetGlyphNameFuncT :: Maybe FontGetGlyphNameFuncT
noFontGetGlyphNameFuncT_WithClosures :: Maybe FontGetGlyphNameFuncT_WithClosures
wrap_FontGetGlyphNameFuncT :: Maybe (Ptr (FunPtr C_FontGetGlyphNameFuncT)) -> FontGetGlyphNameFuncT_WithClosures -> C_FontGetGlyphNameFuncT
type C_FontGetGlyphOriginFuncT = Ptr FontT -> Ptr () -> Word32 -> Ptr Int32 -> Ptr Int32 -> Ptr () -> IO Int32
type FontGetGlyphOriginFuncT = FontT -> Ptr () -> Word32 -> IO (Int32, Int32, Int32)
type FontGetGlyphOriginFuncT_WithClosures = FontT -> Ptr () -> Word32 -> Ptr () -> IO (Int32, Int32, Int32)
drop_closures_FontGetGlyphOriginFuncT :: FontGetGlyphOriginFuncT -> FontGetGlyphOriginFuncT_WithClosures
dynamic_FontGetGlyphOriginFuncT :: (HasCallStack, MonadIO m) => FunPtr C_FontGetGlyphOriginFuncT -> FontT -> Ptr () -> Word32 -> Ptr () -> m (Int32, Int32, Int32)
genClosure_FontGetGlyphOriginFuncT :: MonadIO m => FontGetGlyphOriginFuncT -> m (GClosure C_FontGetGlyphOriginFuncT)
mk_FontGetGlyphOriginFuncT :: C_FontGetGlyphOriginFuncT -> IO (FunPtr C_FontGetGlyphOriginFuncT)
noFontGetGlyphOriginFuncT :: Maybe FontGetGlyphOriginFuncT
noFontGetGlyphOriginFuncT_WithClosures :: Maybe FontGetGlyphOriginFuncT_WithClosures
wrap_FontGetGlyphOriginFuncT :: Maybe (Ptr (FunPtr C_FontGetGlyphOriginFuncT)) -> FontGetGlyphOriginFuncT_WithClosures -> C_FontGetGlyphOriginFuncT
type C_FontGetGlyphShapeFuncT = Ptr FontT -> Ptr () -> Word32 -> Ptr DrawFuncsT -> Ptr () -> Ptr () -> IO ()
type FontGetGlyphShapeFuncT = FontT -> Ptr () -> Word32 -> DrawFuncsT -> Ptr () -> IO ()
type FontGetGlyphShapeFuncT_WithClosures = FontT -> Ptr () -> Word32 -> DrawFuncsT -> Ptr () -> Ptr () -> IO ()
drop_closures_FontGetGlyphShapeFuncT :: FontGetGlyphShapeFuncT -> FontGetGlyphShapeFuncT_WithClosures
dynamic_FontGetGlyphShapeFuncT :: (HasCallStack, MonadIO m) => FunPtr C_FontGetGlyphShapeFuncT -> FontT -> Ptr () -> Word32 -> DrawFuncsT -> Ptr () -> Ptr () -> m ()
genClosure_FontGetGlyphShapeFuncT :: MonadIO m => FontGetGlyphShapeFuncT -> m (GClosure C_FontGetGlyphShapeFuncT)
mk_FontGetGlyphShapeFuncT :: C_FontGetGlyphShapeFuncT -> IO (FunPtr C_FontGetGlyphShapeFuncT)
noFontGetGlyphShapeFuncT :: Maybe FontGetGlyphShapeFuncT
noFontGetGlyphShapeFuncT_WithClosures :: Maybe FontGetGlyphShapeFuncT_WithClosures
wrap_FontGetGlyphShapeFuncT :: Maybe (Ptr (FunPtr C_FontGetGlyphShapeFuncT)) -> FontGetGlyphShapeFuncT_WithClosures -> C_FontGetGlyphShapeFuncT
type C_FontGetNominalGlyphFuncT = Ptr FontT -> Ptr () -> Word32 -> Ptr Word32 -> Ptr () -> IO Int32
type FontGetNominalGlyphFuncT = FontT -> Ptr () -> Word32 -> IO (Int32, Word32)
type FontGetNominalGlyphFuncT_WithClosures = FontT -> Ptr () -> Word32 -> Ptr () -> IO (Int32, Word32)
drop_closures_FontGetNominalGlyphFuncT :: FontGetNominalGlyphFuncT -> FontGetNominalGlyphFuncT_WithClosures
dynamic_FontGetNominalGlyphFuncT :: (HasCallStack, MonadIO m) => FunPtr C_FontGetNominalGlyphFuncT -> FontT -> Ptr () -> Word32 -> Ptr () -> m (Int32, Word32)
genClosure_FontGetNominalGlyphFuncT :: MonadIO m => FontGetNominalGlyphFuncT -> m (GClosure C_FontGetNominalGlyphFuncT)
mk_FontGetNominalGlyphFuncT :: C_FontGetNominalGlyphFuncT -> IO (FunPtr C_FontGetNominalGlyphFuncT)
noFontGetNominalGlyphFuncT :: Maybe FontGetNominalGlyphFuncT
noFontGetNominalGlyphFuncT_WithClosures :: Maybe FontGetNominalGlyphFuncT_WithClosures
wrap_FontGetNominalGlyphFuncT :: Maybe (Ptr (FunPtr C_FontGetNominalGlyphFuncT)) -> FontGetNominalGlyphFuncT_WithClosures -> C_FontGetNominalGlyphFuncT
type C_FontGetNominalGlyphsFuncT = Ptr FontT -> Ptr () -> Word32 -> Word32 -> Word32 -> Ptr Word32 -> Word32 -> Ptr () -> IO Word32
type FontGetNominalGlyphsFuncT = FontT -> Ptr () -> Word32 -> Word32 -> Word32 -> Word32 -> IO (Word32, Word32)
type FontGetNominalGlyphsFuncT_WithClosures = FontT -> Ptr () -> Word32 -> Word32 -> Word32 -> Word32 -> Ptr () -> IO (Word32, Word32)
drop_closures_FontGetNominalGlyphsFuncT :: FontGetNominalGlyphsFuncT -> FontGetNominalGlyphsFuncT_WithClosures
dynamic_FontGetNominalGlyphsFuncT :: (HasCallStack, MonadIO m) => FunPtr C_FontGetNominalGlyphsFuncT -> FontT -> Ptr () -> Word32 -> Word32 -> Word32 -> Word32 -> Ptr () -> m (Word32, Word32)
genClosure_FontGetNominalGlyphsFuncT :: MonadIO m => FontGetNominalGlyphsFuncT -> m (GClosure C_FontGetNominalGlyphsFuncT)
mk_FontGetNominalGlyphsFuncT :: C_FontGetNominalGlyphsFuncT -> IO (FunPtr C_FontGetNominalGlyphsFuncT)
noFontGetNominalGlyphsFuncT :: Maybe FontGetNominalGlyphsFuncT
noFontGetNominalGlyphsFuncT_WithClosures :: Maybe FontGetNominalGlyphsFuncT_WithClosures
wrap_FontGetNominalGlyphsFuncT :: Maybe (Ptr (FunPtr C_FontGetNominalGlyphsFuncT)) -> FontGetNominalGlyphsFuncT_WithClosures -> C_FontGetNominalGlyphsFuncT
type C_FontGetVariationGlyphFuncT = Ptr FontT -> Ptr () -> Word32 -> Word32 -> Ptr Word32 -> Ptr () -> IO Int32
type FontGetVariationGlyphFuncT = FontT -> Ptr () -> Word32 -> Word32 -> IO (Int32, Word32)
type FontGetVariationGlyphFuncT_WithClosures = FontT -> Ptr () -> Word32 -> Word32 -> Ptr () -> IO (Int32, Word32)
drop_closures_FontGetVariationGlyphFuncT :: FontGetVariationGlyphFuncT -> FontGetVariationGlyphFuncT_WithClosures
dynamic_FontGetVariationGlyphFuncT :: (HasCallStack, MonadIO m) => FunPtr C_FontGetVariationGlyphFuncT -> FontT -> Ptr () -> Word32 -> Word32 -> Ptr () -> m (Int32, Word32)
genClosure_FontGetVariationGlyphFuncT :: MonadIO m => FontGetVariationGlyphFuncT -> m (GClosure C_FontGetVariationGlyphFuncT)
mk_FontGetVariationGlyphFuncT :: C_FontGetVariationGlyphFuncT -> IO (FunPtr C_FontGetVariationGlyphFuncT)
noFontGetVariationGlyphFuncT :: Maybe FontGetVariationGlyphFuncT
noFontGetVariationGlyphFuncT_WithClosures :: Maybe FontGetVariationGlyphFuncT_WithClosures
wrap_FontGetVariationGlyphFuncT :: Maybe (Ptr (FunPtr C_FontGetVariationGlyphFuncT)) -> FontGetVariationGlyphFuncT_WithClosures -> C_FontGetVariationGlyphFuncT
type C_ReferenceTableFuncT = Ptr FaceT -> Word32 -> Ptr () -> IO (Ptr BlobT)
type ReferenceTableFuncT = FaceT -> Word32 -> IO BlobT
type ReferenceTableFuncT_WithClosures = FaceT -> Word32 -> Ptr () -> IO BlobT
drop_closures_ReferenceTableFuncT :: ReferenceTableFuncT -> ReferenceTableFuncT_WithClosures
dynamic_ReferenceTableFuncT :: (HasCallStack, MonadIO m) => FunPtr C_ReferenceTableFuncT -> FaceT -> Word32 -> Ptr () -> m BlobT
genClosure_ReferenceTableFuncT :: MonadIO m => ReferenceTableFuncT -> m (GClosure C_ReferenceTableFuncT)
mk_ReferenceTableFuncT :: C_ReferenceTableFuncT -> IO (FunPtr C_ReferenceTableFuncT)
noReferenceTableFuncT :: Maybe ReferenceTableFuncT
noReferenceTableFuncT_WithClosures :: Maybe ReferenceTableFuncT_WithClosures
wrap_ReferenceTableFuncT :: Maybe (Ptr (FunPtr C_ReferenceTableFuncT)) -> ReferenceTableFuncT_WithClosures -> C_ReferenceTableFuncT
type C_UnicodeCombiningClassFuncT = Ptr UnicodeFuncsT -> Word32 -> Ptr () -> IO CUInt
type UnicodeCombiningClassFuncT = UnicodeFuncsT -> Word32 -> IO UnicodeCombiningClassT
type UnicodeCombiningClassFuncT_WithClosures = UnicodeFuncsT -> Word32 -> Ptr () -> IO UnicodeCombiningClassT
drop_closures_UnicodeCombiningClassFuncT :: UnicodeCombiningClassFuncT -> UnicodeCombiningClassFuncT_WithClosures
dynamic_UnicodeCombiningClassFuncT :: (HasCallStack, MonadIO m) => FunPtr C_UnicodeCombiningClassFuncT -> UnicodeFuncsT -> Word32 -> Ptr () -> m UnicodeCombiningClassT
genClosure_UnicodeCombiningClassFuncT :: MonadIO m => UnicodeCombiningClassFuncT -> m (GClosure C_UnicodeCombiningClassFuncT)
mk_UnicodeCombiningClassFuncT :: C_UnicodeCombiningClassFuncT -> IO (FunPtr C_UnicodeCombiningClassFuncT)
noUnicodeCombiningClassFuncT :: Maybe UnicodeCombiningClassFuncT
noUnicodeCombiningClassFuncT_WithClosures :: Maybe UnicodeCombiningClassFuncT_WithClosures
wrap_UnicodeCombiningClassFuncT :: Maybe (Ptr (FunPtr C_UnicodeCombiningClassFuncT)) -> UnicodeCombiningClassFuncT_WithClosures -> C_UnicodeCombiningClassFuncT
type C_UnicodeComposeFuncT = Ptr UnicodeFuncsT -> Word32 -> Word32 -> Ptr Word32 -> Ptr () -> IO Int32
type UnicodeComposeFuncT = UnicodeFuncsT -> Word32 -> Word32 -> IO (Int32, Word32)
type UnicodeComposeFuncT_WithClosures = UnicodeFuncsT -> Word32 -> Word32 -> Ptr () -> IO (Int32, Word32)
drop_closures_UnicodeComposeFuncT :: UnicodeComposeFuncT -> UnicodeComposeFuncT_WithClosures
dynamic_UnicodeComposeFuncT :: (HasCallStack, MonadIO m) => FunPtr C_UnicodeComposeFuncT -> UnicodeFuncsT -> Word32 -> Word32 -> Ptr () -> m (Int32, Word32)
genClosure_UnicodeComposeFuncT :: MonadIO m => UnicodeComposeFuncT -> m (GClosure C_UnicodeComposeFuncT)
mk_UnicodeComposeFuncT :: C_UnicodeComposeFuncT -> IO (FunPtr C_UnicodeComposeFuncT)
noUnicodeComposeFuncT :: Maybe UnicodeComposeFuncT
noUnicodeComposeFuncT_WithClosures :: Maybe UnicodeComposeFuncT_WithClosures
wrap_UnicodeComposeFuncT :: Maybe (Ptr (FunPtr C_UnicodeComposeFuncT)) -> UnicodeComposeFuncT_WithClosures -> C_UnicodeComposeFuncT
type C_UnicodeDecomposeCompatibilityFuncT = Ptr UnicodeFuncsT -> Word32 -> Word32 -> Ptr () -> IO Word32
type UnicodeDecomposeCompatibilityFuncT = UnicodeFuncsT -> Word32 -> Word32 -> IO Word32
type UnicodeDecomposeCompatibilityFuncT_WithClosures = UnicodeFuncsT -> Word32 -> Word32 -> Ptr () -> IO Word32
drop_closures_UnicodeDecomposeCompatibilityFuncT :: UnicodeDecomposeCompatibilityFuncT -> UnicodeDecomposeCompatibilityFuncT_WithClosures
dynamic_UnicodeDecomposeCompatibilityFuncT :: (HasCallStack, MonadIO m) => FunPtr C_UnicodeDecomposeCompatibilityFuncT -> UnicodeFuncsT -> Word32 -> Word32 -> Ptr () -> m Word32
genClosure_UnicodeDecomposeCompatibilityFuncT :: MonadIO m => UnicodeDecomposeCompatibilityFuncT -> m (GClosure C_UnicodeDecomposeCompatibilityFuncT)
mk_UnicodeDecomposeCompatibilityFuncT :: C_UnicodeDecomposeCompatibilityFuncT -> IO (FunPtr C_UnicodeDecomposeCompatibilityFuncT)
noUnicodeDecomposeCompatibilityFuncT :: Maybe UnicodeDecomposeCompatibilityFuncT
noUnicodeDecomposeCompatibilityFuncT_WithClosures :: Maybe UnicodeDecomposeCompatibilityFuncT_WithClosures
wrap_UnicodeDecomposeCompatibilityFuncT :: Maybe (Ptr (FunPtr C_UnicodeDecomposeCompatibilityFuncT)) -> UnicodeDecomposeCompatibilityFuncT_WithClosures -> C_UnicodeDecomposeCompatibilityFuncT
type C_UnicodeDecomposeFuncT = Ptr UnicodeFuncsT -> Word32 -> Ptr Word32 -> Ptr Word32 -> Ptr () -> IO Int32
type UnicodeDecomposeFuncT = UnicodeFuncsT -> Word32 -> IO (Int32, Word32, Word32)
type UnicodeDecomposeFuncT_WithClosures = UnicodeFuncsT -> Word32 -> Ptr () -> IO (Int32, Word32, Word32)
drop_closures_UnicodeDecomposeFuncT :: UnicodeDecomposeFuncT -> UnicodeDecomposeFuncT_WithClosures
dynamic_UnicodeDecomposeFuncT :: (HasCallStack, MonadIO m) => FunPtr C_UnicodeDecomposeFuncT -> UnicodeFuncsT -> Word32 -> Ptr () -> m (Int32, Word32, Word32)
genClosure_UnicodeDecomposeFuncT :: MonadIO m => UnicodeDecomposeFuncT -> m (GClosure C_UnicodeDecomposeFuncT)
mk_UnicodeDecomposeFuncT :: C_UnicodeDecomposeFuncT -> IO (FunPtr C_UnicodeDecomposeFuncT)
noUnicodeDecomposeFuncT :: Maybe UnicodeDecomposeFuncT
noUnicodeDecomposeFuncT_WithClosures :: Maybe UnicodeDecomposeFuncT_WithClosures
wrap_UnicodeDecomposeFuncT :: Maybe (Ptr (FunPtr C_UnicodeDecomposeFuncT)) -> UnicodeDecomposeFuncT_WithClosures -> C_UnicodeDecomposeFuncT
type C_UnicodeEastasianWidthFuncT = Ptr UnicodeFuncsT -> Word32 -> Ptr () -> IO Word32
type UnicodeEastasianWidthFuncT = UnicodeFuncsT -> Word32 -> IO Word32
type UnicodeEastasianWidthFuncT_WithClosures = UnicodeFuncsT -> Word32 -> Ptr () -> IO Word32
drop_closures_UnicodeEastasianWidthFuncT :: UnicodeEastasianWidthFuncT -> UnicodeEastasianWidthFuncT_WithClosures
dynamic_UnicodeEastasianWidthFuncT :: (HasCallStack, MonadIO m) => FunPtr C_UnicodeEastasianWidthFuncT -> UnicodeFuncsT -> Word32 -> Ptr () -> m Word32
genClosure_UnicodeEastasianWidthFuncT :: MonadIO m => UnicodeEastasianWidthFuncT -> m (GClosure C_UnicodeEastasianWidthFuncT)
mk_UnicodeEastasianWidthFuncT :: C_UnicodeEastasianWidthFuncT -> IO (FunPtr C_UnicodeEastasianWidthFuncT)
noUnicodeEastasianWidthFuncT :: Maybe UnicodeEastasianWidthFuncT
noUnicodeEastasianWidthFuncT_WithClosures :: Maybe UnicodeEastasianWidthFuncT_WithClosures
wrap_UnicodeEastasianWidthFuncT :: Maybe (Ptr (FunPtr C_UnicodeEastasianWidthFuncT)) -> UnicodeEastasianWidthFuncT_WithClosures -> C_UnicodeEastasianWidthFuncT
type C_UnicodeGeneralCategoryFuncT = Ptr UnicodeFuncsT -> Word32 -> Ptr () -> IO CUInt
type UnicodeGeneralCategoryFuncT = UnicodeFuncsT -> Word32 -> IO UnicodeGeneralCategoryT
type UnicodeGeneralCategoryFuncT_WithClosures = UnicodeFuncsT -> Word32 -> Ptr () -> IO UnicodeGeneralCategoryT
drop_closures_UnicodeGeneralCategoryFuncT :: UnicodeGeneralCategoryFuncT -> UnicodeGeneralCategoryFuncT_WithClosures
dynamic_UnicodeGeneralCategoryFuncT :: (HasCallStack, MonadIO m) => FunPtr C_UnicodeGeneralCategoryFuncT -> UnicodeFuncsT -> Word32 -> Ptr () -> m UnicodeGeneralCategoryT
genClosure_UnicodeGeneralCategoryFuncT :: MonadIO m => UnicodeGeneralCategoryFuncT -> m (GClosure C_UnicodeGeneralCategoryFuncT)
mk_UnicodeGeneralCategoryFuncT :: C_UnicodeGeneralCategoryFuncT -> IO (FunPtr C_UnicodeGeneralCategoryFuncT)
noUnicodeGeneralCategoryFuncT :: Maybe UnicodeGeneralCategoryFuncT
noUnicodeGeneralCategoryFuncT_WithClosures :: Maybe UnicodeGeneralCategoryFuncT_WithClosures
wrap_UnicodeGeneralCategoryFuncT :: Maybe (Ptr (FunPtr C_UnicodeGeneralCategoryFuncT)) -> UnicodeGeneralCategoryFuncT_WithClosures -> C_UnicodeGeneralCategoryFuncT
type C_UnicodeMirroringFuncT = Ptr UnicodeFuncsT -> Word32 -> Ptr () -> IO Word32
type UnicodeMirroringFuncT = UnicodeFuncsT -> Word32 -> IO Word32
type UnicodeMirroringFuncT_WithClosures = UnicodeFuncsT -> Word32 -> Ptr () -> IO Word32
drop_closures_UnicodeMirroringFuncT :: UnicodeMirroringFuncT -> UnicodeMirroringFuncT_WithClosures
dynamic_UnicodeMirroringFuncT :: (HasCallStack, MonadIO m) => FunPtr C_UnicodeMirroringFuncT -> UnicodeFuncsT -> Word32 -> Ptr () -> m Word32
genClosure_UnicodeMirroringFuncT :: MonadIO m => UnicodeMirroringFuncT -> m (GClosure C_UnicodeMirroringFuncT)
mk_UnicodeMirroringFuncT :: C_UnicodeMirroringFuncT -> IO (FunPtr C_UnicodeMirroringFuncT)
noUnicodeMirroringFuncT :: Maybe UnicodeMirroringFuncT
noUnicodeMirroringFuncT_WithClosures :: Maybe UnicodeMirroringFuncT_WithClosures
wrap_UnicodeMirroringFuncT :: Maybe (Ptr (FunPtr C_UnicodeMirroringFuncT)) -> UnicodeMirroringFuncT_WithClosures -> C_UnicodeMirroringFuncT
type C_UnicodeScriptFuncT = Ptr UnicodeFuncsT -> Word32 -> Ptr () -> IO CUInt
type UnicodeScriptFuncT = UnicodeFuncsT -> Word32 -> IO ScriptT
type UnicodeScriptFuncT_WithClosures = UnicodeFuncsT -> Word32 -> Ptr () -> IO ScriptT
drop_closures_UnicodeScriptFuncT :: UnicodeScriptFuncT -> UnicodeScriptFuncT_WithClosures
dynamic_UnicodeScriptFuncT :: (HasCallStack, MonadIO m) => FunPtr C_UnicodeScriptFuncT -> UnicodeFuncsT -> Word32 -> Ptr () -> m ScriptT
genClosure_UnicodeScriptFuncT :: MonadIO m => UnicodeScriptFuncT -> m (GClosure C_UnicodeScriptFuncT)
mk_UnicodeScriptFuncT :: C_UnicodeScriptFuncT -> IO (FunPtr C_UnicodeScriptFuncT)
noUnicodeScriptFuncT :: Maybe UnicodeScriptFuncT
noUnicodeScriptFuncT_WithClosures :: Maybe UnicodeScriptFuncT_WithClosures
wrap_UnicodeScriptFuncT :: Maybe (Ptr (FunPtr C_UnicodeScriptFuncT)) -> UnicodeScriptFuncT_WithClosures -> C_UnicodeScriptFuncT

Signals

BufferMessageFuncT

type BufferMessageFuncT Source #

Arguments

= BufferT	`buffer`: An `BufferT` to work upon
-> FontT	`font`: The `FontT` the `buffer` is shaped with
-> Text	`message`: `NULL`-terminated message passed to the function
-> IO Int32	Returns: `true` to perform the shaping step, `false` to skip it.

A callback method for BufferT. The method gets called with the BufferT it was set on, the FontT the buffer is shaped with and a message describing what step of the shaping process will be performed. Returning false from this method will skip this shaping step and move to the next one.

Since: 1.1.3

type BufferMessageFuncT_WithClosures Source #

Arguments

= BufferT	`buffer`: An `BufferT` to work upon
-> FontT	`font`: The `FontT` the `buffer` is shaped with
-> Text	`message`: `NULL`-terminated message passed to the function
-> Ptr ()	`userData`: User data pointer passed by the caller
-> IO Int32	Returns: `true` to perform the shaping step, `false` to skip it.

A callback method for BufferT. The method gets called with the BufferT it was set on, the FontT the buffer is shaped with and a message describing what step of the shaping process will be performed. Returning false from this method will skip this shaping step and move to the next one.

Since: 1.1.3

type C_BufferMessageFuncT = Ptr BufferT -> Ptr FontT -> CString -> Ptr () -> IO Int32 Source #

Type for the callback on the (unwrapped) C side.

drop_closures_BufferMessageFuncT :: BufferMessageFuncT -> BufferMessageFuncT_WithClosures Source #

A simple wrapper that ignores the closure arguments.

dynamic_BufferMessageFuncT Source #

Arguments

:: (HasCallStack, MonadIO m)
=> FunPtr C_BufferMessageFuncT
-> BufferT	`buffer`: An `BufferT` to work upon
-> FontT	`font`: The `FontT` the `buffer` is shaped with
-> Text	`message`: `NULL`-terminated message passed to the function
-> Ptr ()	`userData`: User data pointer passed by the caller
-> m Int32	Returns: `true` to perform the shaping step, `false` to skip it.

Given a pointer to a foreign C function, wrap it into a function callable from Haskell.

genClosure_BufferMessageFuncT :: MonadIO m => BufferMessageFuncT -> m (GClosure C_BufferMessageFuncT) Source #

Wrap the callback into a GClosure.

mk_BufferMessageFuncT :: C_BufferMessageFuncT -> IO (FunPtr C_BufferMessageFuncT) Source #

Generate a function pointer callable from C code, from a C_BufferMessageFuncT.

noBufferMessageFuncT :: Maybe BufferMessageFuncT Source #

A convenience synonym for Nothing :: Maybe BufferMessageFuncT.

noBufferMessageFuncT_WithClosures :: Maybe BufferMessageFuncT_WithClosures Source #

A convenience synonym for Nothing :: Maybe BufferMessageFuncT_WithClosures.

wrap_BufferMessageFuncT :: Maybe (Ptr (FunPtr C_BufferMessageFuncT)) -> BufferMessageFuncT_WithClosures -> C_BufferMessageFuncT Source #

Wrap a BufferMessageFuncT into a C_BufferMessageFuncT.

DestroyFuncT

type C_DestroyFuncT = Ptr () -> IO () Source #

Type for the callback on the (unwrapped) C side.

type DestroyFuncT = IO () Source #

A virtual method for destroy user-data callbacks.

type DestroyFuncT_WithClosures Source #

Arguments

= Ptr ()	`userData`: the data to be destroyed
-> IO ()

A virtual method for destroy user-data callbacks.

drop_closures_DestroyFuncT :: DestroyFuncT -> DestroyFuncT_WithClosures Source #

A simple wrapper that ignores the closure arguments.

dynamic_DestroyFuncT Source #

Arguments

:: (HasCallStack, MonadIO m)
=> FunPtr C_DestroyFuncT
-> Ptr ()	`userData`: the data to be destroyed
-> m ()

Given a pointer to a foreign C function, wrap it into a function callable from Haskell.

genClosure_DestroyFuncT :: MonadIO m => DestroyFuncT -> m (GClosure C_DestroyFuncT) Source #

Wrap the callback into a GClosure.

mk_DestroyFuncT :: C_DestroyFuncT -> IO (FunPtr C_DestroyFuncT) Source #

Generate a function pointer callable from C code, from a C_DestroyFuncT.

noDestroyFuncT :: Maybe DestroyFuncT Source #

A convenience synonym for Nothing :: Maybe DestroyFuncT.

noDestroyFuncT_WithClosures :: Maybe DestroyFuncT_WithClosures Source #

A convenience synonym for Nothing :: Maybe DestroyFuncT_WithClosures.

wrap_DestroyFuncT :: Maybe (Ptr (FunPtr C_DestroyFuncT)) -> DestroyFuncT_WithClosures -> C_DestroyFuncT Source #

Wrap a DestroyFuncT into a C_DestroyFuncT.

DrawClosePathFuncT

type C_DrawClosePathFuncT = Ptr DrawFuncsT -> Ptr () -> Ptr DrawStateT -> Ptr () -> IO () Source #

Type for the callback on the (unwrapped) C side.

type DrawClosePathFuncT Source #

Arguments

= DrawFuncsT	`dfuncs`: draw functions object
-> Ptr ()	`drawData`: The data accompanying the draw functions
-> DrawStateT	`st`: current draw state
-> IO ()

A virtual method for the DrawFuncsT to perform a "close-path" draw operation.

Since: 4.0.0

type DrawClosePathFuncT_WithClosures Source #

Arguments

= DrawFuncsT	`dfuncs`: draw functions object
-> Ptr ()	`drawData`: The data accompanying the draw functions
-> DrawStateT	`st`: current draw state
-> Ptr ()	`userData`: User data pointer passed by the caller
-> IO ()

A virtual method for the DrawFuncsT to perform a "close-path" draw operation.

Since: 4.0.0

drop_closures_DrawClosePathFuncT :: DrawClosePathFuncT -> DrawClosePathFuncT_WithClosures Source #

A simple wrapper that ignores the closure arguments.

dynamic_DrawClosePathFuncT Source #

Arguments

:: (HasCallStack, MonadIO m)
=> FunPtr C_DrawClosePathFuncT
-> DrawFuncsT	`dfuncs`: draw functions object
-> Ptr ()	`drawData`: The data accompanying the draw functions
-> DrawStateT	`st`: current draw state
-> Ptr ()	`userData`: User data pointer passed by the caller
-> m ()

Given a pointer to a foreign C function, wrap it into a function callable from Haskell.

genClosure_DrawClosePathFuncT :: MonadIO m => DrawClosePathFuncT -> m (GClosure C_DrawClosePathFuncT) Source #

Wrap the callback into a GClosure.

mk_DrawClosePathFuncT :: C_DrawClosePathFuncT -> IO (FunPtr C_DrawClosePathFuncT) Source #

Generate a function pointer callable from C code, from a C_DrawClosePathFuncT.

noDrawClosePathFuncT :: Maybe DrawClosePathFuncT Source #

A convenience synonym for Nothing :: Maybe DrawClosePathFuncT.

noDrawClosePathFuncT_WithClosures :: Maybe DrawClosePathFuncT_WithClosures Source #

A convenience synonym for Nothing :: Maybe DrawClosePathFuncT_WithClosures.

wrap_DrawClosePathFuncT :: Maybe (Ptr (FunPtr C_DrawClosePathFuncT)) -> DrawClosePathFuncT_WithClosures -> C_DrawClosePathFuncT Source #

Wrap a DrawClosePathFuncT into a C_DrawClosePathFuncT.

DrawCubicToFuncT

type C_DrawCubicToFuncT = Ptr DrawFuncsT -> Ptr () -> Ptr DrawStateT -> CFloat -> CFloat -> CFloat -> CFloat -> CFloat -> CFloat -> Ptr () -> IO () Source #

Type for the callback on the (unwrapped) C side.

type DrawCubicToFuncT Source #

Arguments

= DrawFuncsT	`dfuncs`: draw functions object
-> Ptr ()	`drawData`: The data accompanying the draw functions
-> DrawStateT	`st`: current draw state
-> Float	`control1X`: X component of first control point
-> Float	`control1Y`: Y component of first control point
-> Float	`control2X`: X component of second control point
-> Float	`control2Y`: Y component of second control point
-> Float	`toX`: X component of target point
-> Float	`toY`: Y component of target point
-> IO ()

A virtual method for the DrawFuncsT to perform a "cubic-to" draw operation.

Since: 4.0.0

type DrawCubicToFuncT_WithClosures Source #

Arguments

= DrawFuncsT	`dfuncs`: draw functions object
-> Ptr ()	`drawData`: The data accompanying the draw functions
-> DrawStateT	`st`: current draw state
-> Float	`control1X`: X component of first control point
-> Float	`control1Y`: Y component of first control point
-> Float	`control2X`: X component of second control point
-> Float	`control2Y`: Y component of second control point
-> Float	`toX`: X component of target point
-> Float	`toY`: Y component of target point
-> Ptr ()	`userData`: User data pointer passed by the caller
-> IO ()

A virtual method for the DrawFuncsT to perform a "cubic-to" draw operation.

Since: 4.0.0

drop_closures_DrawCubicToFuncT :: DrawCubicToFuncT -> DrawCubicToFuncT_WithClosures Source #

A simple wrapper that ignores the closure arguments.

dynamic_DrawCubicToFuncT Source #

Arguments

:: (HasCallStack, MonadIO m)
=> FunPtr C_DrawCubicToFuncT
-> DrawFuncsT	`dfuncs`: draw functions object
-> Ptr ()	`drawData`: The data accompanying the draw functions
-> DrawStateT	`st`: current draw state
-> Float	`control1X`: X component of first control point
-> Float	`control1Y`: Y component of first control point
-> Float	`control2X`: X component of second control point
-> Float	`control2Y`: Y component of second control point
-> Float	`toX`: X component of target point
-> Float	`toY`: Y component of target point
-> Ptr ()	`userData`: User data pointer passed by the caller
-> m ()

Given a pointer to a foreign C function, wrap it into a function callable from Haskell.

genClosure_DrawCubicToFuncT :: MonadIO m => DrawCubicToFuncT -> m (GClosure C_DrawCubicToFuncT) Source #

Wrap the callback into a GClosure.

mk_DrawCubicToFuncT :: C_DrawCubicToFuncT -> IO (FunPtr C_DrawCubicToFuncT) Source #

Generate a function pointer callable from C code, from a C_DrawCubicToFuncT.

noDrawCubicToFuncT :: Maybe DrawCubicToFuncT Source #

A convenience synonym for Nothing :: Maybe DrawCubicToFuncT.

noDrawCubicToFuncT_WithClosures :: Maybe DrawCubicToFuncT_WithClosures Source #

A convenience synonym for Nothing :: Maybe DrawCubicToFuncT_WithClosures.

wrap_DrawCubicToFuncT :: Maybe (Ptr (FunPtr C_DrawCubicToFuncT)) -> DrawCubicToFuncT_WithClosures -> C_DrawCubicToFuncT Source #

Wrap a DrawCubicToFuncT into a C_DrawCubicToFuncT.

DrawLineToFuncT

type C_DrawLineToFuncT = Ptr DrawFuncsT -> Ptr () -> Ptr DrawStateT -> CFloat -> CFloat -> Ptr () -> IO () Source #

Type for the callback on the (unwrapped) C side.

type DrawLineToFuncT Source #

Arguments

= DrawFuncsT	`dfuncs`: draw functions object
-> Ptr ()	`drawData`: The data accompanying the draw functions
-> DrawStateT	`st`: current draw state
-> Float	`toX`: X component of target point
-> Float	`toY`: Y component of target point
-> IO ()

A virtual method for the DrawFuncsT to perform a "line-to" draw operation.

Since: 4.0.0

type DrawLineToFuncT_WithClosures Source #

Arguments

= DrawFuncsT	`dfuncs`: draw functions object
-> Ptr ()	`drawData`: The data accompanying the draw functions
-> DrawStateT	`st`: current draw state
-> Float	`toX`: X component of target point
-> Float	`toY`: Y component of target point
-> Ptr ()	`userData`: User data pointer passed by the caller
-> IO ()

A virtual method for the DrawFuncsT to perform a "line-to" draw operation.

Since: 4.0.0

drop_closures_DrawLineToFuncT :: DrawLineToFuncT -> DrawLineToFuncT_WithClosures Source #

A simple wrapper that ignores the closure arguments.

dynamic_DrawLineToFuncT Source #

Arguments

:: (HasCallStack, MonadIO m)
=> FunPtr C_DrawLineToFuncT
-> DrawFuncsT	`dfuncs`: draw functions object
-> Ptr ()	`drawData`: The data accompanying the draw functions
-> DrawStateT	`st`: current draw state
-> Float	`toX`: X component of target point
-> Float	`toY`: Y component of target point
-> Ptr ()	`userData`: User data pointer passed by the caller
-> m ()

Given a pointer to a foreign C function, wrap it into a function callable from Haskell.

genClosure_DrawLineToFuncT :: MonadIO m => DrawLineToFuncT -> m (GClosure C_DrawLineToFuncT) Source #

Wrap the callback into a GClosure.

mk_DrawLineToFuncT :: C_DrawLineToFuncT -> IO (FunPtr C_DrawLineToFuncT) Source #

Generate a function pointer callable from C code, from a C_DrawLineToFuncT.

noDrawLineToFuncT :: Maybe DrawLineToFuncT Source #

A convenience synonym for Nothing :: Maybe DrawLineToFuncT.

noDrawLineToFuncT_WithClosures :: Maybe DrawLineToFuncT_WithClosures Source #

A convenience synonym for Nothing :: Maybe DrawLineToFuncT_WithClosures.

wrap_DrawLineToFuncT :: Maybe (Ptr (FunPtr C_DrawLineToFuncT)) -> DrawLineToFuncT_WithClosures -> C_DrawLineToFuncT Source #

Wrap a DrawLineToFuncT into a C_DrawLineToFuncT.

DrawMoveToFuncT

type C_DrawMoveToFuncT = Ptr DrawFuncsT -> Ptr () -> Ptr DrawStateT -> CFloat -> CFloat -> Ptr () -> IO () Source #

Type for the callback on the (unwrapped) C side.

type DrawMoveToFuncT Source #

Arguments

= DrawFuncsT	`dfuncs`: draw functions object
-> Ptr ()	`drawData`: The data accompanying the draw functions
-> DrawStateT	`st`: current draw state
-> Float	`toX`: X component of target point
-> Float	`toY`: Y component of target point
-> IO ()

A virtual method for the DrawFuncsT to perform a "move-to" draw operation.

Since: 4.0.0

type DrawMoveToFuncT_WithClosures Source #

Arguments

= DrawFuncsT	`dfuncs`: draw functions object
-> Ptr ()	`drawData`: The data accompanying the draw functions
-> DrawStateT	`st`: current draw state
-> Float	`toX`: X component of target point
-> Float	`toY`: Y component of target point
-> Ptr ()	`userData`: User data pointer passed by the caller
-> IO ()

A virtual method for the DrawFuncsT to perform a "move-to" draw operation.

Since: 4.0.0

drop_closures_DrawMoveToFuncT :: DrawMoveToFuncT -> DrawMoveToFuncT_WithClosures Source #

A simple wrapper that ignores the closure arguments.

dynamic_DrawMoveToFuncT Source #

Arguments

:: (HasCallStack, MonadIO m)
=> FunPtr C_DrawMoveToFuncT
-> DrawFuncsT	`dfuncs`: draw functions object
-> Ptr ()	`drawData`: The data accompanying the draw functions
-> DrawStateT	`st`: current draw state
-> Float	`toX`: X component of target point
-> Float	`toY`: Y component of target point
-> Ptr ()	`userData`: User data pointer passed by the caller
-> m ()

Given a pointer to a foreign C function, wrap it into a function callable from Haskell.

genClosure_DrawMoveToFuncT :: MonadIO m => DrawMoveToFuncT -> m (GClosure C_DrawMoveToFuncT) Source #

Wrap the callback into a GClosure.

mk_DrawMoveToFuncT :: C_DrawMoveToFuncT -> IO (FunPtr C_DrawMoveToFuncT) Source #

Generate a function pointer callable from C code, from a C_DrawMoveToFuncT.

noDrawMoveToFuncT :: Maybe DrawMoveToFuncT Source #

A convenience synonym for Nothing :: Maybe DrawMoveToFuncT.

noDrawMoveToFuncT_WithClosures :: Maybe DrawMoveToFuncT_WithClosures Source #

A convenience synonym for Nothing :: Maybe DrawMoveToFuncT_WithClosures.

wrap_DrawMoveToFuncT :: Maybe (Ptr (FunPtr C_DrawMoveToFuncT)) -> DrawMoveToFuncT_WithClosures -> C_DrawMoveToFuncT Source #

Wrap a DrawMoveToFuncT into a C_DrawMoveToFuncT.

DrawQuadraticToFuncT

type C_DrawQuadraticToFuncT = Ptr DrawFuncsT -> Ptr () -> Ptr DrawStateT -> CFloat -> CFloat -> CFloat -> CFloat -> Ptr () -> IO () Source #

Type for the callback on the (unwrapped) C side.

type DrawQuadraticToFuncT Source #

Arguments

= DrawFuncsT	`dfuncs`: draw functions object
-> Ptr ()	`drawData`: The data accompanying the draw functions
-> DrawStateT	`st`: current draw state
-> Float	`controlX`: X component of control point
-> Float	`controlY`: Y component of control point
-> Float	`toX`: X component of target point
-> Float	`toY`: Y component of target point
-> IO ()

A virtual method for the DrawFuncsT to perform a "quadratic-to" draw operation.

Since: 4.0.0

type DrawQuadraticToFuncT_WithClosures Source #

Arguments

= DrawFuncsT	`dfuncs`: draw functions object
-> Ptr ()	`drawData`: The data accompanying the draw functions
-> DrawStateT	`st`: current draw state
-> Float	`controlX`: X component of control point
-> Float	`controlY`: Y component of control point
-> Float	`toX`: X component of target point
-> Float	`toY`: Y component of target point
-> Ptr ()	`userData`: User data pointer passed by the caller
-> IO ()

A virtual method for the DrawFuncsT to perform a "quadratic-to" draw operation.

Since: 4.0.0

drop_closures_DrawQuadraticToFuncT :: DrawQuadraticToFuncT -> DrawQuadraticToFuncT_WithClosures Source #

A simple wrapper that ignores the closure arguments.

dynamic_DrawQuadraticToFuncT Source #

Arguments

:: (HasCallStack, MonadIO m)
=> FunPtr C_DrawQuadraticToFuncT
-> DrawFuncsT	`dfuncs`: draw functions object
-> Ptr ()	`drawData`: The data accompanying the draw functions
-> DrawStateT	`st`: current draw state
-> Float	`controlX`: X component of control point
-> Float	`controlY`: Y component of control point
-> Float	`toX`: X component of target point
-> Float	`toY`: Y component of target point
-> Ptr ()	`userData`: User data pointer passed by the caller
-> m ()

Given a pointer to a foreign C function, wrap it into a function callable from Haskell.

genClosure_DrawQuadraticToFuncT :: MonadIO m => DrawQuadraticToFuncT -> m (GClosure C_DrawQuadraticToFuncT) Source #

Wrap the callback into a GClosure.

mk_DrawQuadraticToFuncT :: C_DrawQuadraticToFuncT -> IO (FunPtr C_DrawQuadraticToFuncT) Source #

Generate a function pointer callable from C code, from a C_DrawQuadraticToFuncT.

noDrawQuadraticToFuncT :: Maybe DrawQuadraticToFuncT Source #

A convenience synonym for Nothing :: Maybe DrawQuadraticToFuncT.

noDrawQuadraticToFuncT_WithClosures :: Maybe DrawQuadraticToFuncT_WithClosures Source #

A convenience synonym for Nothing :: Maybe DrawQuadraticToFuncT_WithClosures.

wrap_DrawQuadraticToFuncT :: Maybe (Ptr (FunPtr C_DrawQuadraticToFuncT)) -> DrawQuadraticToFuncT_WithClosures -> C_DrawQuadraticToFuncT Source #

Wrap a DrawQuadraticToFuncT into a C_DrawQuadraticToFuncT.

FontGetGlyphAdvanceFuncT

type C_FontGetGlyphAdvanceFuncT = Ptr FontT -> Ptr () -> Word32 -> Ptr () -> IO Int32 Source #

Type for the callback on the (unwrapped) C side.

type FontGetGlyphAdvanceFuncT Source #

Arguments

= FontT	`font`: `FontT` to work upon
-> Ptr ()	`fontData`: `font` user data pointer
-> Word32	`glyph`: The glyph ID to query
-> IO Int32	Returns: The advance of `glyph` within `font`

A virtual method for the FontFuncsT of an FontT object.

This method should retrieve the advance for a specified glyph. The method must return an hb_position_t.

type FontGetGlyphAdvanceFuncT_WithClosures Source #

Arguments

= FontT	`font`: `FontT` to work upon
-> Ptr ()	`fontData`: `font` user data pointer
-> Word32	`glyph`: The glyph ID to query
-> Ptr ()	`userData`: User data pointer passed by the caller
-> IO Int32	Returns: The advance of `glyph` within `font`

A virtual method for the FontFuncsT of an FontT object.

This method should retrieve the advance for a specified glyph. The method must return an hb_position_t.

drop_closures_FontGetGlyphAdvanceFuncT :: FontGetGlyphAdvanceFuncT -> FontGetGlyphAdvanceFuncT_WithClosures Source #

A simple wrapper that ignores the closure arguments.

dynamic_FontGetGlyphAdvanceFuncT Source #

Arguments

:: (HasCallStack, MonadIO m)
=> FunPtr C_FontGetGlyphAdvanceFuncT
-> FontT	`font`: `FontT` to work upon
-> Ptr ()	`fontData`: `font` user data pointer
-> Word32	`glyph`: The glyph ID to query
-> Ptr ()	`userData`: User data pointer passed by the caller
-> m Int32	Returns: The advance of `glyph` within `font`

Given a pointer to a foreign C function, wrap it into a function callable from Haskell.

genClosure_FontGetGlyphAdvanceFuncT :: MonadIO m => FontGetGlyphAdvanceFuncT -> m (GClosure C_FontGetGlyphAdvanceFuncT) Source #

Wrap the callback into a GClosure.

mk_FontGetGlyphAdvanceFuncT :: C_FontGetGlyphAdvanceFuncT -> IO (FunPtr C_FontGetGlyphAdvanceFuncT) Source #

Generate a function pointer callable from C code, from a C_FontGetGlyphAdvanceFuncT.

noFontGetGlyphAdvanceFuncT :: Maybe FontGetGlyphAdvanceFuncT Source #

A convenience synonym for Nothing :: Maybe FontGetGlyphAdvanceFuncT.

noFontGetGlyphAdvanceFuncT_WithClosures :: Maybe FontGetGlyphAdvanceFuncT_WithClosures Source #

A convenience synonym for Nothing :: Maybe FontGetGlyphAdvanceFuncT_WithClosures.

wrap_FontGetGlyphAdvanceFuncT :: Maybe (Ptr (FunPtr C_FontGetGlyphAdvanceFuncT)) -> FontGetGlyphAdvanceFuncT_WithClosures -> C_FontGetGlyphAdvanceFuncT Source #

Wrap a FontGetGlyphAdvanceFuncT into a C_FontGetGlyphAdvanceFuncT.

FontGetGlyphAdvancesFuncT

type C_FontGetGlyphAdvancesFuncT = Ptr FontT -> Ptr () -> Word32 -> Word32 -> Word32 -> Ptr Int32 -> Word32 -> Ptr () -> IO () Source #

Type for the callback on the (unwrapped) C side.

type FontGetGlyphAdvancesFuncT Source #

Arguments

= FontT	`font`: `FontT` to work upon
-> Ptr ()	`fontData`: `font` user data pointer
-> Word32	`count`: The number of glyph IDs in the sequence queried
-> Word32	`firstGlyph`: The first glyph ID to query
-> Word32	`glyphStride`: The stride between successive glyph IDs
-> Word32	`advanceStride`: The stride between successive advances
-> IO Int32

A virtual method for the FontFuncsT of an FontT object.

This method should retrieve the advances for a sequence of glyphs.

type FontGetGlyphAdvancesFuncT_WithClosures Source #

Arguments

= FontT	`font`: `FontT` to work upon
-> Ptr ()	`fontData`: `font` user data pointer
-> Word32	`count`: The number of glyph IDs in the sequence queried
-> Word32	`firstGlyph`: The first glyph ID to query
-> Word32	`glyphStride`: The stride between successive glyph IDs
-> Word32	`advanceStride`: The stride between successive advances
-> Ptr ()	`userData`: User data pointer passed by the caller
-> IO Int32

A virtual method for the FontFuncsT of an FontT object.

This method should retrieve the advances for a sequence of glyphs.

drop_closures_FontGetGlyphAdvancesFuncT :: FontGetGlyphAdvancesFuncT -> FontGetGlyphAdvancesFuncT_WithClosures Source #

A simple wrapper that ignores the closure arguments.

dynamic_FontGetGlyphAdvancesFuncT Source #

Arguments

:: (HasCallStack, MonadIO m)
=> FunPtr C_FontGetGlyphAdvancesFuncT
-> FontT	`font`: `FontT` to work upon
-> Ptr ()	`fontData`: `font` user data pointer
-> Word32	`count`: The number of glyph IDs in the sequence queried
-> Word32	`firstGlyph`: The first glyph ID to query
-> Word32	`glyphStride`: The stride between successive glyph IDs
-> Word32	`advanceStride`: The stride between successive advances
-> Ptr ()	`userData`: User data pointer passed by the caller
-> m Int32

Given a pointer to a foreign C function, wrap it into a function callable from Haskell.

genClosure_FontGetGlyphAdvancesFuncT :: MonadIO m => FontGetGlyphAdvancesFuncT -> m (GClosure C_FontGetGlyphAdvancesFuncT) Source #

Wrap the callback into a GClosure.

mk_FontGetGlyphAdvancesFuncT :: C_FontGetGlyphAdvancesFuncT -> IO (FunPtr C_FontGetGlyphAdvancesFuncT) Source #

Generate a function pointer callable from C code, from a C_FontGetGlyphAdvancesFuncT.

noFontGetGlyphAdvancesFuncT :: Maybe FontGetGlyphAdvancesFuncT Source #

A convenience synonym for Nothing :: Maybe FontGetGlyphAdvancesFuncT.

noFontGetGlyphAdvancesFuncT_WithClosures :: Maybe FontGetGlyphAdvancesFuncT_WithClosures Source #

A convenience synonym for Nothing :: Maybe FontGetGlyphAdvancesFuncT_WithClosures.

wrap_FontGetGlyphAdvancesFuncT :: Maybe (Ptr (FunPtr C_FontGetGlyphAdvancesFuncT)) -> FontGetGlyphAdvancesFuncT_WithClosures -> C_FontGetGlyphAdvancesFuncT Source #

Wrap a FontGetGlyphAdvancesFuncT into a C_FontGetGlyphAdvancesFuncT.

FontGetGlyphContourPointFuncT

type C_FontGetGlyphContourPointFuncT = Ptr FontT -> Ptr () -> Word32 -> Word32 -> Ptr Int32 -> Ptr Int32 -> Ptr () -> IO Int32 Source #

Type for the callback on the (unwrapped) C side.

type FontGetGlyphContourPointFuncT Source #

Arguments

= FontT	`font`: `FontT` to work upon
-> Ptr ()	`fontData`: `font` user data pointer
-> Word32	`glyph`: The glyph ID to query
-> Word32	`pointIndex`: The contour-point index to query
-> IO (Int32, Int32, Int32)	Returns: `true` if data found, `false` otherwise

A virtual method for the FontFuncsT of an FontT object.

This method should retrieve the (X,Y) coordinates (in font units) for a specified contour point in a glyph. Each coordinate must be returned as an hb_position_t output parameter.

type FontGetGlyphContourPointFuncT_WithClosures Source #

Arguments

= FontT	`font`: `FontT` to work upon
-> Ptr ()	`fontData`: `font` user data pointer
-> Word32	`glyph`: The glyph ID to query
-> Word32	`pointIndex`: The contour-point index to query
-> Ptr ()	`userData`: User data pointer passed by the caller
-> IO (Int32, Int32, Int32)	Returns: `true` if data found, `false` otherwise

A virtual method for the FontFuncsT of an FontT object.

This method should retrieve the (X,Y) coordinates (in font units) for a specified contour point in a glyph. Each coordinate must be returned as an hb_position_t output parameter.

drop_closures_FontGetGlyphContourPointFuncT :: FontGetGlyphContourPointFuncT -> FontGetGlyphContourPointFuncT_WithClosures Source #

A simple wrapper that ignores the closure arguments.

dynamic_FontGetGlyphContourPointFuncT Source #

Arguments

:: (HasCallStack, MonadIO m)
=> FunPtr C_FontGetGlyphContourPointFuncT
-> FontT	`font`: `FontT` to work upon
-> Ptr ()	`fontData`: `font` user data pointer
-> Word32	`glyph`: The glyph ID to query
-> Word32	`pointIndex`: The contour-point index to query
-> Ptr ()	`userData`: User data pointer passed by the caller
-> m (Int32, Int32, Int32)	Returns: `true` if data found, `false` otherwise

Given a pointer to a foreign C function, wrap it into a function callable from Haskell.

genClosure_FontGetGlyphContourPointFuncT :: MonadIO m => FontGetGlyphContourPointFuncT -> m (GClosure C_FontGetGlyphContourPointFuncT) Source #

Wrap the callback into a GClosure.

mk_FontGetGlyphContourPointFuncT :: C_FontGetGlyphContourPointFuncT -> IO (FunPtr C_FontGetGlyphContourPointFuncT) Source #

Generate a function pointer callable from C code, from a C_FontGetGlyphContourPointFuncT.

noFontGetGlyphContourPointFuncT :: Maybe FontGetGlyphContourPointFuncT Source #

A convenience synonym for Nothing :: Maybe FontGetGlyphContourPointFuncT.

noFontGetGlyphContourPointFuncT_WithClosures :: Maybe FontGetGlyphContourPointFuncT_WithClosures Source #

A convenience synonym for Nothing :: Maybe FontGetGlyphContourPointFuncT_WithClosures.

wrap_FontGetGlyphContourPointFuncT :: Maybe (Ptr (FunPtr C_FontGetGlyphContourPointFuncT)) -> FontGetGlyphContourPointFuncT_WithClosures -> C_FontGetGlyphContourPointFuncT Source #

Wrap a FontGetGlyphContourPointFuncT into a C_FontGetGlyphContourPointFuncT.

FontGetGlyphFromNameFuncT

type C_FontGetGlyphFromNameFuncT = Ptr FontT -> Ptr () -> Ptr CString -> Int32 -> Ptr Word32 -> Ptr () -> IO Int32 Source #

Type for the callback on the (unwrapped) C side.

type FontGetGlyphFromNameFuncT Source #

Arguments

= FontT	`font`: `FontT` to work upon
-> Ptr ()	`fontData`: `font` user data pointer
-> [Text]	`name`: The name string to query
-> IO (Int32, Word32)	Returns: `true` if data found, `false` otherwise

A virtual method for the FontFuncsT of an FontT object.

This method should retrieve the glyph ID that corresponds to a glyph-name string.

type FontGetGlyphFromNameFuncT_WithClosures Source #

Arguments

= FontT	`font`: `FontT` to work upon
-> Ptr ()	`fontData`: `font` user data pointer
-> [Text]	`name`: The name string to query
-> Ptr ()	`userData`: User data pointer passed by the caller
-> IO (Int32, Word32)	Returns: `true` if data found, `false` otherwise

A virtual method for the FontFuncsT of an FontT object.

This method should retrieve the glyph ID that corresponds to a glyph-name string.

drop_closures_FontGetGlyphFromNameFuncT :: FontGetGlyphFromNameFuncT -> FontGetGlyphFromNameFuncT_WithClosures Source #

A simple wrapper that ignores the closure arguments.

dynamic_FontGetGlyphFromNameFuncT Source #

Arguments

:: (HasCallStack, MonadIO m)
=> FunPtr C_FontGetGlyphFromNameFuncT
-> FontT	`font`: `FontT` to work upon
-> Ptr ()	`fontData`: `font` user data pointer
-> [Text]	`name`: The name string to query
-> Ptr ()	`userData`: User data pointer passed by the caller
-> m (Int32, Word32)	Returns: `true` if data found, `false` otherwise

Given a pointer to a foreign C function, wrap it into a function callable from Haskell.

genClosure_FontGetGlyphFromNameFuncT :: MonadIO m => FontGetGlyphFromNameFuncT -> m (GClosure C_FontGetGlyphFromNameFuncT) Source #

Wrap the callback into a GClosure.

mk_FontGetGlyphFromNameFuncT :: C_FontGetGlyphFromNameFuncT -> IO (FunPtr C_FontGetGlyphFromNameFuncT) Source #

Generate a function pointer callable from C code, from a C_FontGetGlyphFromNameFuncT.

noFontGetGlyphFromNameFuncT :: Maybe FontGetGlyphFromNameFuncT Source #

A convenience synonym for Nothing :: Maybe FontGetGlyphFromNameFuncT.

noFontGetGlyphFromNameFuncT_WithClosures :: Maybe FontGetGlyphFromNameFuncT_WithClosures Source #

A convenience synonym for Nothing :: Maybe FontGetGlyphFromNameFuncT_WithClosures.

wrap_FontGetGlyphFromNameFuncT :: Maybe (Ptr (FunPtr C_FontGetGlyphFromNameFuncT)) -> FontGetGlyphFromNameFuncT_WithClosures -> C_FontGetGlyphFromNameFuncT Source #

Wrap a FontGetGlyphFromNameFuncT into a C_FontGetGlyphFromNameFuncT.

FontGetGlyphFuncT

type C_FontGetGlyphFuncT = Ptr FontT -> Ptr () -> Word32 -> Word32 -> Ptr Word32 -> Ptr () -> IO Int32 Source #

Type for the callback on the (unwrapped) C side.

type FontGetGlyphFuncT Source #

Arguments

= FontT	`font`: `FontT` to work upon
-> Ptr ()	`fontData`: `font` user data pointer
-> Word32	`unicode`: The Unicode code point to query
-> Word32	`variationSelector`: The variation-selector code point to query
-> IO (Int32, Word32)	Returns: `true` if data found, `false` otherwise

Deprecated: (Since version 1.2.3)

A virtual method for the FontFuncsT of an FontT object.

This method should retrieve the glyph ID for a specified Unicode code point font, with an optional variation selector.

type FontGetGlyphFuncT_WithClosures Source #

Arguments

= FontT	`font`: `FontT` to work upon
-> Ptr ()	`fontData`: `font` user data pointer
-> Word32	`unicode`: The Unicode code point to query
-> Word32	`variationSelector`: The variation-selector code point to query
-> Ptr ()	`userData`: User data pointer passed by the caller
-> IO (Int32, Word32)	Returns: `true` if data found, `false` otherwise

A virtual method for the FontFuncsT of an FontT object.

This method should retrieve the glyph ID for a specified Unicode code point font, with an optional variation selector.

drop_closures_FontGetGlyphFuncT :: FontGetGlyphFuncT -> FontGetGlyphFuncT_WithClosures Source #

A simple wrapper that ignores the closure arguments.

dynamic_FontGetGlyphFuncT Source #

Arguments

:: (HasCallStack, MonadIO m)
=> FunPtr C_FontGetGlyphFuncT
-> FontT	`font`: `FontT` to work upon
-> Ptr ()	`fontData`: `font` user data pointer
-> Word32	`unicode`: The Unicode code point to query
-> Word32	`variationSelector`: The variation-selector code point to query
-> Ptr ()	`userData`: User data pointer passed by the caller
-> m (Int32, Word32)	Returns: `true` if data found, `false` otherwise

Given a pointer to a foreign C function, wrap it into a function callable from Haskell.

genClosure_FontGetGlyphFuncT :: MonadIO m => FontGetGlyphFuncT -> m (GClosure C_FontGetGlyphFuncT) Source #

Wrap the callback into a GClosure.

mk_FontGetGlyphFuncT :: C_FontGetGlyphFuncT -> IO (FunPtr C_FontGetGlyphFuncT) Source #

Generate a function pointer callable from C code, from a C_FontGetGlyphFuncT.

noFontGetGlyphFuncT :: Maybe FontGetGlyphFuncT Source #

A convenience synonym for Nothing :: Maybe FontGetGlyphFuncT.

noFontGetGlyphFuncT_WithClosures :: Maybe FontGetGlyphFuncT_WithClosures Source #

A convenience synonym for Nothing :: Maybe FontGetGlyphFuncT_WithClosures.

wrap_FontGetGlyphFuncT :: Maybe (Ptr (FunPtr C_FontGetGlyphFuncT)) -> FontGetGlyphFuncT_WithClosures -> C_FontGetGlyphFuncT Source #

Wrap a FontGetGlyphFuncT into a C_FontGetGlyphFuncT.

FontGetGlyphKerningFuncT

type C_FontGetGlyphKerningFuncT = Ptr FontT -> Ptr () -> Word32 -> Word32 -> Ptr () -> IO Int32 Source #

Type for the callback on the (unwrapped) C side.

type FontGetGlyphKerningFuncT Source #

Arguments

= FontT	`font`: `FontT` to work upon
-> Ptr ()	`fontData`: `font` user data pointer
-> Word32	`firstGlyph`: The glyph ID of the first glyph in the glyph pair
-> Word32	`secondGlyph`: The glyph ID of the second glyph in the glyph pair
-> IO Int32

This method should retrieve the kerning-adjustment value for a glyph-pair in the specified font, for horizontal text segments.

type FontGetGlyphKerningFuncT_WithClosures Source #

Arguments

= FontT	`font`: `FontT` to work upon
-> Ptr ()	`fontData`: `font` user data pointer
-> Word32	`firstGlyph`: The glyph ID of the first glyph in the glyph pair
-> Word32	`secondGlyph`: The glyph ID of the second glyph in the glyph pair
-> Ptr ()	`userData`: User data pointer passed by the caller
-> IO Int32

This method should retrieve the kerning-adjustment value for a glyph-pair in the specified font, for horizontal text segments.

drop_closures_FontGetGlyphKerningFuncT :: FontGetGlyphKerningFuncT -> FontGetGlyphKerningFuncT_WithClosures Source #

A simple wrapper that ignores the closure arguments.

dynamic_FontGetGlyphKerningFuncT Source #

Arguments

:: (HasCallStack, MonadIO m)
=> FunPtr C_FontGetGlyphKerningFuncT
-> FontT	`font`: `FontT` to work upon
-> Ptr ()	`fontData`: `font` user data pointer
-> Word32	`firstGlyph`: The glyph ID of the first glyph in the glyph pair
-> Word32	`secondGlyph`: The glyph ID of the second glyph in the glyph pair
-> Ptr ()	`userData`: User data pointer passed by the caller
-> m Int32

Given a pointer to a foreign C function, wrap it into a function callable from Haskell.

genClosure_FontGetGlyphKerningFuncT :: MonadIO m => FontGetGlyphKerningFuncT -> m (GClosure C_FontGetGlyphKerningFuncT) Source #

Wrap the callback into a GClosure.

mk_FontGetGlyphKerningFuncT :: C_FontGetGlyphKerningFuncT -> IO (FunPtr C_FontGetGlyphKerningFuncT) Source #

Generate a function pointer callable from C code, from a C_FontGetGlyphKerningFuncT.

noFontGetGlyphKerningFuncT :: Maybe FontGetGlyphKerningFuncT Source #

A convenience synonym for Nothing :: Maybe FontGetGlyphKerningFuncT.

noFontGetGlyphKerningFuncT_WithClosures :: Maybe FontGetGlyphKerningFuncT_WithClosures Source #

A convenience synonym for Nothing :: Maybe FontGetGlyphKerningFuncT_WithClosures.

wrap_FontGetGlyphKerningFuncT :: Maybe (Ptr (FunPtr C_FontGetGlyphKerningFuncT)) -> FontGetGlyphKerningFuncT_WithClosures -> C_FontGetGlyphKerningFuncT Source #

Wrap a FontGetGlyphKerningFuncT into a C_FontGetGlyphKerningFuncT.

FontGetGlyphNameFuncT

type C_FontGetGlyphNameFuncT = Ptr FontT -> Ptr () -> Word32 -> Ptr (Ptr CString) -> Ptr Word32 -> Ptr () -> IO Int32 Source #

Type for the callback on the (unwrapped) C side.

type FontGetGlyphNameFuncT Source #

Arguments

= FontT	`font`: `FontT` to work upon
-> Ptr ()	`fontData`: `font` user data pointer
-> Word32	`glyph`: The glyph ID to query
-> IO (Int32, [Text])	Returns: `true` if data found, `false` otherwise

A virtual method for the FontFuncsT of an FontT object.

This method should retrieve the glyph name that corresponds to a glyph ID. The name should be returned in a string output parameter.

type FontGetGlyphNameFuncT_WithClosures Source #

Arguments

= FontT	`font`: `FontT` to work upon
-> Ptr ()	`fontData`: `font` user data pointer
-> Word32	`glyph`: The glyph ID to query
-> Ptr ()	`userData`: User data pointer passed by the caller
-> IO (Int32, [Text])	Returns: `true` if data found, `false` otherwise

A virtual method for the FontFuncsT of an FontT object.

This method should retrieve the glyph name that corresponds to a glyph ID. The name should be returned in a string output parameter.

drop_closures_FontGetGlyphNameFuncT :: FontGetGlyphNameFuncT -> FontGetGlyphNameFuncT_WithClosures Source #

A simple wrapper that ignores the closure arguments.

dynamic_FontGetGlyphNameFuncT Source #

Arguments

:: (HasCallStack, MonadIO m)
=> FunPtr C_FontGetGlyphNameFuncT
-> FontT	`font`: `FontT` to work upon
-> Ptr ()	`fontData`: `font` user data pointer
-> Word32	`glyph`: The glyph ID to query
-> Ptr ()	`userData`: User data pointer passed by the caller
-> m (Int32, [Text])	Returns: `true` if data found, `false` otherwise

Given a pointer to a foreign C function, wrap it into a function callable from Haskell.

genClosure_FontGetGlyphNameFuncT :: MonadIO m => FontGetGlyphNameFuncT -> m (GClosure C_FontGetGlyphNameFuncT) Source #

Wrap the callback into a GClosure.

mk_FontGetGlyphNameFuncT :: C_FontGetGlyphNameFuncT -> IO (FunPtr C_FontGetGlyphNameFuncT) Source #

Generate a function pointer callable from C code, from a C_FontGetGlyphNameFuncT.

noFontGetGlyphNameFuncT :: Maybe FontGetGlyphNameFuncT Source #

A convenience synonym for Nothing :: Maybe FontGetGlyphNameFuncT.

noFontGetGlyphNameFuncT_WithClosures :: Maybe FontGetGlyphNameFuncT_WithClosures Source #

A convenience synonym for Nothing :: Maybe FontGetGlyphNameFuncT_WithClosures.

wrap_FontGetGlyphNameFuncT :: Maybe (Ptr (FunPtr C_FontGetGlyphNameFuncT)) -> FontGetGlyphNameFuncT_WithClosures -> C_FontGetGlyphNameFuncT Source #

Wrap a FontGetGlyphNameFuncT into a C_FontGetGlyphNameFuncT.

FontGetGlyphOriginFuncT

type C_FontGetGlyphOriginFuncT = Ptr FontT -> Ptr () -> Word32 -> Ptr Int32 -> Ptr Int32 -> Ptr () -> IO Int32 Source #

Type for the callback on the (unwrapped) C side.

type FontGetGlyphOriginFuncT Source #

Arguments

= FontT	`font`: `FontT` to work upon
-> Ptr ()	`fontData`: `font` user data pointer
-> Word32	`glyph`: The glyph ID to query
-> IO (Int32, Int32, Int32)	Returns: `true` if data found, `false` otherwise

A virtual method for the FontFuncsT of an FontT object.

This method should retrieve the (X,Y) coordinates (in font units) of the origin for a glyph. Each coordinate must be returned in an hb_position_t output parameter.

type FontGetGlyphOriginFuncT_WithClosures Source #

Arguments

= FontT	`font`: `FontT` to work upon
-> Ptr ()	`fontData`: `font` user data pointer
-> Word32	`glyph`: The glyph ID to query
-> Ptr ()	`userData`: User data pointer passed by the caller
-> IO (Int32, Int32, Int32)	Returns: `true` if data found, `false` otherwise

A virtual method for the FontFuncsT of an FontT object.

This method should retrieve the (X,Y) coordinates (in font units) of the origin for a glyph. Each coordinate must be returned in an hb_position_t output parameter.

drop_closures_FontGetGlyphOriginFuncT :: FontGetGlyphOriginFuncT -> FontGetGlyphOriginFuncT_WithClosures Source #

A simple wrapper that ignores the closure arguments.

dynamic_FontGetGlyphOriginFuncT Source #

Arguments

:: (HasCallStack, MonadIO m)
=> FunPtr C_FontGetGlyphOriginFuncT
-> FontT	`font`: `FontT` to work upon
-> Ptr ()	`fontData`: `font` user data pointer
-> Word32	`glyph`: The glyph ID to query
-> Ptr ()	`userData`: User data pointer passed by the caller
-> m (Int32, Int32, Int32)	Returns: `true` if data found, `false` otherwise

Given a pointer to a foreign C function, wrap it into a function callable from Haskell.

genClosure_FontGetGlyphOriginFuncT :: MonadIO m => FontGetGlyphOriginFuncT -> m (GClosure C_FontGetGlyphOriginFuncT) Source #

Wrap the callback into a GClosure.

mk_FontGetGlyphOriginFuncT :: C_FontGetGlyphOriginFuncT -> IO (FunPtr C_FontGetGlyphOriginFuncT) Source #

Generate a function pointer callable from C code, from a C_FontGetGlyphOriginFuncT.

noFontGetGlyphOriginFuncT :: Maybe FontGetGlyphOriginFuncT Source #

A convenience synonym for Nothing :: Maybe FontGetGlyphOriginFuncT.

noFontGetGlyphOriginFuncT_WithClosures :: Maybe FontGetGlyphOriginFuncT_WithClosures Source #

A convenience synonym for Nothing :: Maybe FontGetGlyphOriginFuncT_WithClosures.

wrap_FontGetGlyphOriginFuncT :: Maybe (Ptr (FunPtr C_FontGetGlyphOriginFuncT)) -> FontGetGlyphOriginFuncT_WithClosures -> C_FontGetGlyphOriginFuncT Source #

Wrap a FontGetGlyphOriginFuncT into a C_FontGetGlyphOriginFuncT.

FontGetGlyphShapeFuncT

type C_FontGetGlyphShapeFuncT = Ptr FontT -> Ptr () -> Word32 -> Ptr DrawFuncsT -> Ptr () -> Ptr () -> IO () Source #

Type for the callback on the (unwrapped) C side.

type FontGetGlyphShapeFuncT Source #

Arguments

= FontT	`font`: `FontT` to work upon
-> Ptr ()	`fontData`: `font` user data pointer
-> Word32	`glyph`: The glyph ID to query
-> DrawFuncsT	`drawFuncs`: The draw functions to send the shape data to
-> Ptr ()	`drawData`: The data accompanying the draw functions
-> IO ()

A virtual method for the FontFuncsT of an FontT object.

Since: 4.0.0

type FontGetGlyphShapeFuncT_WithClosures Source #

Arguments

= FontT	`font`: `FontT` to work upon
-> Ptr ()	`fontData`: `font` user data pointer
-> Word32	`glyph`: The glyph ID to query
-> DrawFuncsT	`drawFuncs`: The draw functions to send the shape data to
-> Ptr ()	`drawData`: The data accompanying the draw functions
-> Ptr ()	`userData`: User data pointer passed by the caller
-> IO ()

A virtual method for the FontFuncsT of an FontT object.

Since: 4.0.0

drop_closures_FontGetGlyphShapeFuncT :: FontGetGlyphShapeFuncT -> FontGetGlyphShapeFuncT_WithClosures Source #

A simple wrapper that ignores the closure arguments.

dynamic_FontGetGlyphShapeFuncT Source #

Arguments

:: (HasCallStack, MonadIO m)
=> FunPtr C_FontGetGlyphShapeFuncT
-> FontT	`font`: `FontT` to work upon
-> Ptr ()	`fontData`: `font` user data pointer
-> Word32	`glyph`: The glyph ID to query
-> DrawFuncsT	`drawFuncs`: The draw functions to send the shape data to
-> Ptr ()	`drawData`: The data accompanying the draw functions
-> Ptr ()	`userData`: User data pointer passed by the caller
-> m ()

Given a pointer to a foreign C function, wrap it into a function callable from Haskell.

genClosure_FontGetGlyphShapeFuncT :: MonadIO m => FontGetGlyphShapeFuncT -> m (GClosure C_FontGetGlyphShapeFuncT) Source #

Wrap the callback into a GClosure.

mk_FontGetGlyphShapeFuncT :: C_FontGetGlyphShapeFuncT -> IO (FunPtr C_FontGetGlyphShapeFuncT) Source #

Generate a function pointer callable from C code, from a C_FontGetGlyphShapeFuncT.

noFontGetGlyphShapeFuncT :: Maybe FontGetGlyphShapeFuncT Source #

A convenience synonym for Nothing :: Maybe FontGetGlyphShapeFuncT.

noFontGetGlyphShapeFuncT_WithClosures :: Maybe FontGetGlyphShapeFuncT_WithClosures Source #

A convenience synonym for Nothing :: Maybe FontGetGlyphShapeFuncT_WithClosures.

wrap_FontGetGlyphShapeFuncT :: Maybe (Ptr (FunPtr C_FontGetGlyphShapeFuncT)) -> FontGetGlyphShapeFuncT_WithClosures -> C_FontGetGlyphShapeFuncT Source #

Wrap a FontGetGlyphShapeFuncT into a C_FontGetGlyphShapeFuncT.

FontGetNominalGlyphFuncT

type C_FontGetNominalGlyphFuncT = Ptr FontT -> Ptr () -> Word32 -> Ptr Word32 -> Ptr () -> IO Int32 Source #

Type for the callback on the (unwrapped) C side.

type FontGetNominalGlyphFuncT Source #

Arguments

= FontT	`font`: `FontT` to work upon
-> Ptr ()	`fontData`: `font` user data pointer
-> Word32	`unicode`: The Unicode code point to query
-> IO (Int32, Word32)	Returns: `true` if data found, `false` otherwise

A virtual method for the FontFuncsT of an FontT object.

This method should retrieve the nominal glyph ID for a specified Unicode code point. Glyph IDs must be returned in a hb_codepoint_t output parameter.

type FontGetNominalGlyphFuncT_WithClosures Source #

Arguments

= FontT	`font`: `FontT` to work upon
-> Ptr ()	`fontData`: `font` user data pointer
-> Word32	`unicode`: The Unicode code point to query
-> Ptr ()	`userData`: User data pointer passed by the caller
-> IO (Int32, Word32)	Returns: `true` if data found, `false` otherwise

A virtual method for the FontFuncsT of an FontT object.

This method should retrieve the nominal glyph ID for a specified Unicode code point. Glyph IDs must be returned in a hb_codepoint_t output parameter.

drop_closures_FontGetNominalGlyphFuncT :: FontGetNominalGlyphFuncT -> FontGetNominalGlyphFuncT_WithClosures Source #

A simple wrapper that ignores the closure arguments.

dynamic_FontGetNominalGlyphFuncT Source #

Arguments

:: (HasCallStack, MonadIO m)
=> FunPtr C_FontGetNominalGlyphFuncT
-> FontT	`font`: `FontT` to work upon
-> Ptr ()	`fontData`: `font` user data pointer
-> Word32	`unicode`: The Unicode code point to query
-> Ptr ()	`userData`: User data pointer passed by the caller
-> m (Int32, Word32)	Returns: `true` if data found, `false` otherwise

Given a pointer to a foreign C function, wrap it into a function callable from Haskell.

genClosure_FontGetNominalGlyphFuncT :: MonadIO m => FontGetNominalGlyphFuncT -> m (GClosure C_FontGetNominalGlyphFuncT) Source #

Wrap the callback into a GClosure.

mk_FontGetNominalGlyphFuncT :: C_FontGetNominalGlyphFuncT -> IO (FunPtr C_FontGetNominalGlyphFuncT) Source #

Generate a function pointer callable from C code, from a C_FontGetNominalGlyphFuncT.

noFontGetNominalGlyphFuncT :: Maybe FontGetNominalGlyphFuncT Source #

A convenience synonym for Nothing :: Maybe FontGetNominalGlyphFuncT.

noFontGetNominalGlyphFuncT_WithClosures :: Maybe FontGetNominalGlyphFuncT_WithClosures Source #

A convenience synonym for Nothing :: Maybe FontGetNominalGlyphFuncT_WithClosures.

wrap_FontGetNominalGlyphFuncT :: Maybe (Ptr (FunPtr C_FontGetNominalGlyphFuncT)) -> FontGetNominalGlyphFuncT_WithClosures -> C_FontGetNominalGlyphFuncT Source #

Wrap a FontGetNominalGlyphFuncT into a C_FontGetNominalGlyphFuncT.

FontGetNominalGlyphsFuncT

type C_FontGetNominalGlyphsFuncT = Ptr FontT -> Ptr () -> Word32 -> Word32 -> Word32 -> Ptr Word32 -> Word32 -> Ptr () -> IO Word32 Source #

Type for the callback on the (unwrapped) C side.

type FontGetNominalGlyphsFuncT Source #

Arguments

= FontT	`font`: `FontT` to work upon
-> Ptr ()	`fontData`: `font` user data pointer
-> Word32	`count`: number of code points to query
-> Word32	`firstUnicode`: The first Unicode code point to query
-> Word32	`unicodeStride`: The stride between successive code points
-> Word32	`glyphStride`: The stride between successive glyph IDs
-> IO (Word32, Word32)	Returns: the number of code points processed

A virtual method for the FontFuncsT of an FontT object.

This method should retrieve the nominal glyph IDs for a sequence of Unicode code points. Glyph IDs must be returned in a hb_codepoint_t output parameter.

type FontGetNominalGlyphsFuncT_WithClosures Source #

Arguments

= FontT	`font`: `FontT` to work upon
-> Ptr ()	`fontData`: `font` user data pointer
-> Word32	`count`: number of code points to query
-> Word32	`firstUnicode`: The first Unicode code point to query
-> Word32	`unicodeStride`: The stride between successive code points
-> Word32	`glyphStride`: The stride between successive glyph IDs
-> Ptr ()	`userData`: User data pointer passed by the caller
-> IO (Word32, Word32)	Returns: the number of code points processed

A virtual method for the FontFuncsT of an FontT object.

This method should retrieve the nominal glyph IDs for a sequence of Unicode code points. Glyph IDs must be returned in a hb_codepoint_t output parameter.

drop_closures_FontGetNominalGlyphsFuncT :: FontGetNominalGlyphsFuncT -> FontGetNominalGlyphsFuncT_WithClosures Source #

A simple wrapper that ignores the closure arguments.

dynamic_FontGetNominalGlyphsFuncT Source #

Arguments

:: (HasCallStack, MonadIO m)
=> FunPtr C_FontGetNominalGlyphsFuncT
-> FontT	`font`: `FontT` to work upon
-> Ptr ()	`fontData`: `font` user data pointer
-> Word32	`count`: number of code points to query
-> Word32	`firstUnicode`: The first Unicode code point to query
-> Word32	`unicodeStride`: The stride between successive code points
-> Word32	`glyphStride`: The stride between successive glyph IDs
-> Ptr ()	`userData`: User data pointer passed by the caller
-> m (Word32, Word32)	Returns: the number of code points processed

Given a pointer to a foreign C function, wrap it into a function callable from Haskell.

genClosure_FontGetNominalGlyphsFuncT :: MonadIO m => FontGetNominalGlyphsFuncT -> m (GClosure C_FontGetNominalGlyphsFuncT) Source #

Wrap the callback into a GClosure.

mk_FontGetNominalGlyphsFuncT :: C_FontGetNominalGlyphsFuncT -> IO (FunPtr C_FontGetNominalGlyphsFuncT) Source #

Generate a function pointer callable from C code, from a C_FontGetNominalGlyphsFuncT.

noFontGetNominalGlyphsFuncT :: Maybe FontGetNominalGlyphsFuncT Source #

A convenience synonym for Nothing :: Maybe FontGetNominalGlyphsFuncT.

noFontGetNominalGlyphsFuncT_WithClosures :: Maybe FontGetNominalGlyphsFuncT_WithClosures Source #

A convenience synonym for Nothing :: Maybe FontGetNominalGlyphsFuncT_WithClosures.

wrap_FontGetNominalGlyphsFuncT :: Maybe (Ptr (FunPtr C_FontGetNominalGlyphsFuncT)) -> FontGetNominalGlyphsFuncT_WithClosures -> C_FontGetNominalGlyphsFuncT Source #

Wrap a FontGetNominalGlyphsFuncT into a C_FontGetNominalGlyphsFuncT.

FontGetVariationGlyphFuncT

type C_FontGetVariationGlyphFuncT = Ptr FontT -> Ptr () -> Word32 -> Word32 -> Ptr Word32 -> Ptr () -> IO Int32 Source #

Type for the callback on the (unwrapped) C side.

type FontGetVariationGlyphFuncT Source #

Arguments

= FontT	`font`: `FontT` to work upon
-> Ptr ()	`fontData`: `font` user data pointer
-> Word32	`unicode`: The Unicode code point to query
-> Word32	`variationSelector`: The variation-selector code point to query
-> IO (Int32, Word32)	Returns: `true` if data found, `false` otherwise

A virtual method for the FontFuncsT of an FontT object.

This method should retrieve the glyph ID for a specified Unicode code point followed by a specified Variation Selector code point. Glyph IDs must be returned in a hb_codepoint_t output parameter.

type FontGetVariationGlyphFuncT_WithClosures Source #

Arguments

= FontT	`font`: `FontT` to work upon
-> Ptr ()	`fontData`: `font` user data pointer
-> Word32	`unicode`: The Unicode code point to query
-> Word32	`variationSelector`: The variation-selector code point to query
-> Ptr ()	`userData`: User data pointer passed by the caller
-> IO (Int32, Word32)	Returns: `true` if data found, `false` otherwise

A virtual method for the FontFuncsT of an FontT object.

This method should retrieve the glyph ID for a specified Unicode code point followed by a specified Variation Selector code point. Glyph IDs must be returned in a hb_codepoint_t output parameter.

drop_closures_FontGetVariationGlyphFuncT :: FontGetVariationGlyphFuncT -> FontGetVariationGlyphFuncT_WithClosures Source #

A simple wrapper that ignores the closure arguments.

dynamic_FontGetVariationGlyphFuncT Source #

Arguments

:: (HasCallStack, MonadIO m)
=> FunPtr C_FontGetVariationGlyphFuncT
-> FontT	`font`: `FontT` to work upon
-> Ptr ()	`fontData`: `font` user data pointer
-> Word32	`unicode`: The Unicode code point to query
-> Word32	`variationSelector`: The variation-selector code point to query
-> Ptr ()	`userData`: User data pointer passed by the caller
-> m (Int32, Word32)	Returns: `true` if data found, `false` otherwise

Given a pointer to a foreign C function, wrap it into a function callable from Haskell.

genClosure_FontGetVariationGlyphFuncT :: MonadIO m => FontGetVariationGlyphFuncT -> m (GClosure C_FontGetVariationGlyphFuncT) Source #

Wrap the callback into a GClosure.

mk_FontGetVariationGlyphFuncT :: C_FontGetVariationGlyphFuncT -> IO (FunPtr C_FontGetVariationGlyphFuncT) Source #

Generate a function pointer callable from C code, from a C_FontGetVariationGlyphFuncT.

noFontGetVariationGlyphFuncT :: Maybe FontGetVariationGlyphFuncT Source #

A convenience synonym for Nothing :: Maybe FontGetVariationGlyphFuncT.

noFontGetVariationGlyphFuncT_WithClosures :: Maybe FontGetVariationGlyphFuncT_WithClosures Source #

A convenience synonym for Nothing :: Maybe FontGetVariationGlyphFuncT_WithClosures.

wrap_FontGetVariationGlyphFuncT :: Maybe (Ptr (FunPtr C_FontGetVariationGlyphFuncT)) -> FontGetVariationGlyphFuncT_WithClosures -> C_FontGetVariationGlyphFuncT Source #

Wrap a FontGetVariationGlyphFuncT into a C_FontGetVariationGlyphFuncT.

ReferenceTableFuncT

type C_ReferenceTableFuncT = Ptr FaceT -> Word32 -> Ptr () -> IO (Ptr BlobT) Source #

Type for the callback on the (unwrapped) C side.

type ReferenceTableFuncT Source #

Arguments

= FaceT	`face`: an `FaceT` to reference table for
-> Word32	`tag`: the tag of the table to reference
-> IO BlobT	Returns: A pointer to the `tag` table within `face`

Callback function for faceCreateForTables.

Since: 0.9.2

type ReferenceTableFuncT_WithClosures Source #

Arguments

= FaceT	`face`: an `FaceT` to reference table for
-> Word32	`tag`: the tag of the table to reference
-> Ptr ()	`userData`: User data pointer passed by the caller
-> IO BlobT	Returns: A pointer to the `tag` table within `face`

Callback function for faceCreateForTables.

Since: 0.9.2

drop_closures_ReferenceTableFuncT :: ReferenceTableFuncT -> ReferenceTableFuncT_WithClosures Source #

A simple wrapper that ignores the closure arguments.

dynamic_ReferenceTableFuncT Source #

Arguments

:: (HasCallStack, MonadIO m)
=> FunPtr C_ReferenceTableFuncT
-> FaceT	`face`: an `FaceT` to reference table for
-> Word32	`tag`: the tag of the table to reference
-> Ptr ()	`userData`: User data pointer passed by the caller
-> m BlobT	Returns: A pointer to the `tag` table within `face`

Given a pointer to a foreign C function, wrap it into a function callable from Haskell.

genClosure_ReferenceTableFuncT :: MonadIO m => ReferenceTableFuncT -> m (GClosure C_ReferenceTableFuncT) Source #

Wrap the callback into a GClosure.

mk_ReferenceTableFuncT :: C_ReferenceTableFuncT -> IO (FunPtr C_ReferenceTableFuncT) Source #

Generate a function pointer callable from C code, from a C_ReferenceTableFuncT.

noReferenceTableFuncT :: Maybe ReferenceTableFuncT Source #

A convenience synonym for Nothing :: Maybe ReferenceTableFuncT.

noReferenceTableFuncT_WithClosures :: Maybe ReferenceTableFuncT_WithClosures Source #

A convenience synonym for Nothing :: Maybe ReferenceTableFuncT_WithClosures.

wrap_ReferenceTableFuncT :: Maybe (Ptr (FunPtr C_ReferenceTableFuncT)) -> ReferenceTableFuncT_WithClosures -> C_ReferenceTableFuncT Source #

Wrap a ReferenceTableFuncT into a C_ReferenceTableFuncT.

UnicodeCombiningClassFuncT

type C_UnicodeCombiningClassFuncT = Ptr UnicodeFuncsT -> Word32 -> Ptr () -> IO CUInt Source #

Type for the callback on the (unwrapped) C side.

type UnicodeCombiningClassFuncT Source #

Arguments

= UnicodeFuncsT	`ufuncs`: A Unicode-functions structure
-> Word32	`unicode`: The code point to query
-> IO UnicodeCombiningClassT	Returns: The `UnicodeCombiningClassT` of `unicode`

A virtual method for the UnicodeFuncsT structure.

This method should retrieve the Canonical Combining Class (ccc) property for a specified Unicode code point.

type UnicodeCombiningClassFuncT_WithClosures Source #

Arguments

= UnicodeFuncsT	`ufuncs`: A Unicode-functions structure
-> Word32	`unicode`: The code point to query
-> Ptr ()	`userData`: User data pointer passed by the caller
-> IO UnicodeCombiningClassT	Returns: The `UnicodeCombiningClassT` of `unicode`

A virtual method for the UnicodeFuncsT structure.

This method should retrieve the Canonical Combining Class (ccc) property for a specified Unicode code point.

drop_closures_UnicodeCombiningClassFuncT :: UnicodeCombiningClassFuncT -> UnicodeCombiningClassFuncT_WithClosures Source #

A simple wrapper that ignores the closure arguments.

dynamic_UnicodeCombiningClassFuncT Source #

Arguments

:: (HasCallStack, MonadIO m)
=> FunPtr C_UnicodeCombiningClassFuncT
-> UnicodeFuncsT	`ufuncs`: A Unicode-functions structure
-> Word32	`unicode`: The code point to query
-> Ptr ()	`userData`: User data pointer passed by the caller
-> m UnicodeCombiningClassT	Returns: The `UnicodeCombiningClassT` of `unicode`

Given a pointer to a foreign C function, wrap it into a function callable from Haskell.

genClosure_UnicodeCombiningClassFuncT :: MonadIO m => UnicodeCombiningClassFuncT -> m (GClosure C_UnicodeCombiningClassFuncT) Source #

Wrap the callback into a GClosure.

mk_UnicodeCombiningClassFuncT :: C_UnicodeCombiningClassFuncT -> IO (FunPtr C_UnicodeCombiningClassFuncT) Source #

Generate a function pointer callable from C code, from a C_UnicodeCombiningClassFuncT.

noUnicodeCombiningClassFuncT :: Maybe UnicodeCombiningClassFuncT Source #

A convenience synonym for Nothing :: Maybe UnicodeCombiningClassFuncT.

noUnicodeCombiningClassFuncT_WithClosures :: Maybe UnicodeCombiningClassFuncT_WithClosures Source #

A convenience synonym for Nothing :: Maybe UnicodeCombiningClassFuncT_WithClosures.

wrap_UnicodeCombiningClassFuncT :: Maybe (Ptr (FunPtr C_UnicodeCombiningClassFuncT)) -> UnicodeCombiningClassFuncT_WithClosures -> C_UnicodeCombiningClassFuncT Source #

Wrap a UnicodeCombiningClassFuncT into a C_UnicodeCombiningClassFuncT.

UnicodeComposeFuncT

type C_UnicodeComposeFuncT = Ptr UnicodeFuncsT -> Word32 -> Word32 -> Ptr Word32 -> Ptr () -> IO Int32 Source #

Type for the callback on the (unwrapped) C side.

type UnicodeComposeFuncT Source #

Arguments

= UnicodeFuncsT	`ufuncs`: A Unicode-functions structure
-> Word32	`a`: The first code point to compose
-> Word32	`b`: The second code point to compose
-> IO (Int32, Word32)	Returns: `true` is `a`,`b` composed, `false` otherwise

A virtual method for the UnicodeFuncsT structure.

This method should compose a sequence of two input Unicode code points by canonical equivalence, returning the composed code point in a hb_codepoint_t output parameter (if successful). The method must return an hb_bool_t indicating the success of the composition.

type UnicodeComposeFuncT_WithClosures Source #

Arguments

= UnicodeFuncsT	`ufuncs`: A Unicode-functions structure
-> Word32	`a`: The first code point to compose
-> Word32	`b`: The second code point to compose
-> Ptr ()	`userData`: user data pointer passed by the caller
-> IO (Int32, Word32)	Returns: `true` is `a`,`b` composed, `false` otherwise

A virtual method for the UnicodeFuncsT structure.

This method should compose a sequence of two input Unicode code points by canonical equivalence, returning the composed code point in a hb_codepoint_t output parameter (if successful). The method must return an hb_bool_t indicating the success of the composition.

drop_closures_UnicodeComposeFuncT :: UnicodeComposeFuncT -> UnicodeComposeFuncT_WithClosures Source #

A simple wrapper that ignores the closure arguments.

dynamic_UnicodeComposeFuncT Source #

Arguments

:: (HasCallStack, MonadIO m)
=> FunPtr C_UnicodeComposeFuncT
-> UnicodeFuncsT	`ufuncs`: A Unicode-functions structure
-> Word32	`a`: The first code point to compose
-> Word32	`b`: The second code point to compose
-> Ptr ()	`userData`: user data pointer passed by the caller
-> m (Int32, Word32)	Returns: `true` is `a`,`b` composed, `false` otherwise

Given a pointer to a foreign C function, wrap it into a function callable from Haskell.

genClosure_UnicodeComposeFuncT :: MonadIO m => UnicodeComposeFuncT -> m (GClosure C_UnicodeComposeFuncT) Source #

Wrap the callback into a GClosure.

mk_UnicodeComposeFuncT :: C_UnicodeComposeFuncT -> IO (FunPtr C_UnicodeComposeFuncT) Source #

Generate a function pointer callable from C code, from a C_UnicodeComposeFuncT.

noUnicodeComposeFuncT :: Maybe UnicodeComposeFuncT Source #

A convenience synonym for Nothing :: Maybe UnicodeComposeFuncT.

noUnicodeComposeFuncT_WithClosures :: Maybe UnicodeComposeFuncT_WithClosures Source #

A convenience synonym for Nothing :: Maybe UnicodeComposeFuncT_WithClosures.

wrap_UnicodeComposeFuncT :: Maybe (Ptr (FunPtr C_UnicodeComposeFuncT)) -> UnicodeComposeFuncT_WithClosures -> C_UnicodeComposeFuncT Source #

Wrap a UnicodeComposeFuncT into a C_UnicodeComposeFuncT.

UnicodeDecomposeCompatibilityFuncT

type C_UnicodeDecomposeCompatibilityFuncT = Ptr UnicodeFuncsT -> Word32 -> Word32 -> Ptr () -> IO Word32 Source #

Type for the callback on the (unwrapped) C side.

type UnicodeDecomposeCompatibilityFuncT Source #

Arguments

= UnicodeFuncsT	`ufuncs`: a Unicode function structure
-> Word32	`u`: codepoint to decompose
-> Word32	`decomposed`: address of codepoint array (of length `UNICODE_MAX_DECOMPOSITION_LEN`) to write decomposition into
-> IO Word32	Returns: number of codepoints in the full compatibility decomposition of `u`, or 0 if no decomposition available.

Deprecated: (Since version 2.0.0)

Fully decompose u to its Unicode compatibility decomposition. The codepoints of the decomposition will be written to decomposed. The complete length of the decomposition will be returned.

If u has no compatibility decomposition, zero should be returned.

The Unicode standard guarantees that a buffer of length UNICODE_MAX_DECOMPOSITION_LEN codepoints will always be sufficient for any compatibility decomposition plus an terminating value of 0. Consequently, decompose must be allocated by the caller to be at least this length. Implementations of this function type must ensure that they do not write past the provided array.

type UnicodeDecomposeCompatibilityFuncT_WithClosures Source #

Arguments

= UnicodeFuncsT	`ufuncs`: a Unicode function structure
-> Word32	`u`: codepoint to decompose
-> Word32	`decomposed`: address of codepoint array (of length `UNICODE_MAX_DECOMPOSITION_LEN`) to write decomposition into
-> Ptr ()	`userData`: user data pointer as passed to `unicodeFuncsSetDecomposeCompatibilityFunc`
-> IO Word32	Returns: number of codepoints in the full compatibility decomposition of `u`, or 0 if no decomposition available.

Fully decompose u to its Unicode compatibility decomposition. The codepoints of the decomposition will be written to decomposed. The complete length of the decomposition will be returned.

If u has no compatibility decomposition, zero should be returned.

The Unicode standard guarantees that a buffer of length UNICODE_MAX_DECOMPOSITION_LEN codepoints will always be sufficient for any compatibility decomposition plus an terminating value of 0. Consequently, decompose must be allocated by the caller to be at least this length. Implementations of this function type must ensure that they do not write past the provided array.

drop_closures_UnicodeDecomposeCompatibilityFuncT :: UnicodeDecomposeCompatibilityFuncT -> UnicodeDecomposeCompatibilityFuncT_WithClosures Source #

A simple wrapper that ignores the closure arguments.

dynamic_UnicodeDecomposeCompatibilityFuncT Source #

Arguments

:: (HasCallStack, MonadIO m)
=> FunPtr C_UnicodeDecomposeCompatibilityFuncT
-> UnicodeFuncsT	`ufuncs`: a Unicode function structure
-> Word32	`u`: codepoint to decompose
-> Word32	`decomposed`: address of codepoint array (of length `UNICODE_MAX_DECOMPOSITION_LEN`) to write decomposition into
-> Ptr ()	`userData`: user data pointer as passed to `unicodeFuncsSetDecomposeCompatibilityFunc`
-> m Word32	Returns: number of codepoints in the full compatibility decomposition of `u`, or 0 if no decomposition available.

Given a pointer to a foreign C function, wrap it into a function callable from Haskell.

genClosure_UnicodeDecomposeCompatibilityFuncT :: MonadIO m => UnicodeDecomposeCompatibilityFuncT -> m (GClosure C_UnicodeDecomposeCompatibilityFuncT) Source #

Wrap the callback into a GClosure.

mk_UnicodeDecomposeCompatibilityFuncT :: C_UnicodeDecomposeCompatibilityFuncT -> IO (FunPtr C_UnicodeDecomposeCompatibilityFuncT) Source #

Generate a function pointer callable from C code, from a C_UnicodeDecomposeCompatibilityFuncT.

noUnicodeDecomposeCompatibilityFuncT :: Maybe UnicodeDecomposeCompatibilityFuncT Source #

A convenience synonym for Nothing :: Maybe UnicodeDecomposeCompatibilityFuncT.

noUnicodeDecomposeCompatibilityFuncT_WithClosures :: Maybe UnicodeDecomposeCompatibilityFuncT_WithClosures Source #

A convenience synonym for Nothing :: Maybe UnicodeDecomposeCompatibilityFuncT_WithClosures.

wrap_UnicodeDecomposeCompatibilityFuncT :: Maybe (Ptr (FunPtr C_UnicodeDecomposeCompatibilityFuncT)) -> UnicodeDecomposeCompatibilityFuncT_WithClosures -> C_UnicodeDecomposeCompatibilityFuncT Source #

Wrap a UnicodeDecomposeCompatibilityFuncT into a C_UnicodeDecomposeCompatibilityFuncT.

UnicodeDecomposeFuncT

type C_UnicodeDecomposeFuncT = Ptr UnicodeFuncsT -> Word32 -> Ptr Word32 -> Ptr Word32 -> Ptr () -> IO Int32 Source #

Type for the callback on the (unwrapped) C side.

type UnicodeDecomposeFuncT Source #

Arguments

= UnicodeFuncsT	`ufuncs`: A Unicode-functions structure
-> Word32	`ab`: The code point to decompose
-> IO (Int32, Word32, Word32)	Returns: `true` if `ab` decomposed, `false` otherwise

A virtual method for the UnicodeFuncsT structure.

This method should decompose an input Unicode code point, returning the two decomposed code points in hb_codepoint_t output parameters (if successful). The method must return an hb_bool_t indicating the success of the composition.

type UnicodeDecomposeFuncT_WithClosures Source #

Arguments

= UnicodeFuncsT	`ufuncs`: A Unicode-functions structure
-> Word32	`ab`: The code point to decompose
-> Ptr ()	`userData`: user data pointer passed by the caller
-> IO (Int32, Word32, Word32)	Returns: `true` if `ab` decomposed, `false` otherwise

A virtual method for the UnicodeFuncsT structure.

This method should decompose an input Unicode code point, returning the two decomposed code points in hb_codepoint_t output parameters (if successful). The method must return an hb_bool_t indicating the success of the composition.

drop_closures_UnicodeDecomposeFuncT :: UnicodeDecomposeFuncT -> UnicodeDecomposeFuncT_WithClosures Source #

A simple wrapper that ignores the closure arguments.

dynamic_UnicodeDecomposeFuncT Source #

Arguments

:: (HasCallStack, MonadIO m)
=> FunPtr C_UnicodeDecomposeFuncT
-> UnicodeFuncsT	`ufuncs`: A Unicode-functions structure
-> Word32	`ab`: The code point to decompose
-> Ptr ()	`userData`: user data pointer passed by the caller
-> m (Int32, Word32, Word32)	Returns: `true` if `ab` decomposed, `false` otherwise

Given a pointer to a foreign C function, wrap it into a function callable from Haskell.

genClosure_UnicodeDecomposeFuncT :: MonadIO m => UnicodeDecomposeFuncT -> m (GClosure C_UnicodeDecomposeFuncT) Source #

Wrap the callback into a GClosure.

mk_UnicodeDecomposeFuncT :: C_UnicodeDecomposeFuncT -> IO (FunPtr C_UnicodeDecomposeFuncT) Source #

Generate a function pointer callable from C code, from a C_UnicodeDecomposeFuncT.

noUnicodeDecomposeFuncT :: Maybe UnicodeDecomposeFuncT Source #

A convenience synonym for Nothing :: Maybe UnicodeDecomposeFuncT.

noUnicodeDecomposeFuncT_WithClosures :: Maybe UnicodeDecomposeFuncT_WithClosures Source #

A convenience synonym for Nothing :: Maybe UnicodeDecomposeFuncT_WithClosures.

wrap_UnicodeDecomposeFuncT :: Maybe (Ptr (FunPtr C_UnicodeDecomposeFuncT)) -> UnicodeDecomposeFuncT_WithClosures -> C_UnicodeDecomposeFuncT Source #

Wrap a UnicodeDecomposeFuncT into a C_UnicodeDecomposeFuncT.

UnicodeEastasianWidthFuncT

type C_UnicodeEastasianWidthFuncT = Ptr UnicodeFuncsT -> Word32 -> Ptr () -> IO Word32 Source #

Type for the callback on the (unwrapped) C side.

type UnicodeEastasianWidthFuncT Source #

Arguments

= UnicodeFuncsT	`ufuncs`: A Unicode-functions structure
-> Word32	`unicode`: The code point to query
-> IO Word32

Deprecated: (Since version 2.0.0)

A virtual method for the UnicodeFuncsT structure.

type UnicodeEastasianWidthFuncT_WithClosures Source #

Arguments

= UnicodeFuncsT	`ufuncs`: A Unicode-functions structure
-> Word32	`unicode`: The code point to query
-> Ptr ()	`userData`: User data pointer passed by the caller
-> IO Word32

A virtual method for the UnicodeFuncsT structure.

drop_closures_UnicodeEastasianWidthFuncT :: UnicodeEastasianWidthFuncT -> UnicodeEastasianWidthFuncT_WithClosures Source #

A simple wrapper that ignores the closure arguments.

dynamic_UnicodeEastasianWidthFuncT Source #

Arguments

:: (HasCallStack, MonadIO m)
=> FunPtr C_UnicodeEastasianWidthFuncT
-> UnicodeFuncsT	`ufuncs`: A Unicode-functions structure
-> Word32	`unicode`: The code point to query
-> Ptr ()	`userData`: User data pointer passed by the caller
-> m Word32

Given a pointer to a foreign C function, wrap it into a function callable from Haskell.

genClosure_UnicodeEastasianWidthFuncT :: MonadIO m => UnicodeEastasianWidthFuncT -> m (GClosure C_UnicodeEastasianWidthFuncT) Source #

Wrap the callback into a GClosure.

mk_UnicodeEastasianWidthFuncT :: C_UnicodeEastasianWidthFuncT -> IO (FunPtr C_UnicodeEastasianWidthFuncT) Source #

Generate a function pointer callable from C code, from a C_UnicodeEastasianWidthFuncT.

noUnicodeEastasianWidthFuncT :: Maybe UnicodeEastasianWidthFuncT Source #

A convenience synonym for Nothing :: Maybe UnicodeEastasianWidthFuncT.

noUnicodeEastasianWidthFuncT_WithClosures :: Maybe UnicodeEastasianWidthFuncT_WithClosures Source #

A convenience synonym for Nothing :: Maybe UnicodeEastasianWidthFuncT_WithClosures.

wrap_UnicodeEastasianWidthFuncT :: Maybe (Ptr (FunPtr C_UnicodeEastasianWidthFuncT)) -> UnicodeEastasianWidthFuncT_WithClosures -> C_UnicodeEastasianWidthFuncT Source #

Wrap a UnicodeEastasianWidthFuncT into a C_UnicodeEastasianWidthFuncT.

UnicodeGeneralCategoryFuncT

type C_UnicodeGeneralCategoryFuncT = Ptr UnicodeFuncsT -> Word32 -> Ptr () -> IO CUInt Source #

Type for the callback on the (unwrapped) C side.

type UnicodeGeneralCategoryFuncT Source #

Arguments

= UnicodeFuncsT	`ufuncs`: A Unicode-functions structure
-> Word32	`unicode`: The code point to query
-> IO UnicodeGeneralCategoryT	Returns: The `UnicodeGeneralCategoryT` of `unicode`

A virtual method for the UnicodeFuncsT structure.

This method should retrieve the General Category property for a specified Unicode code point.

type UnicodeGeneralCategoryFuncT_WithClosures Source #

Arguments

= UnicodeFuncsT	`ufuncs`: A Unicode-functions structure
-> Word32	`unicode`: The code point to query
-> Ptr ()	`userData`: User data pointer passed by the caller
-> IO UnicodeGeneralCategoryT	Returns: The `UnicodeGeneralCategoryT` of `unicode`

A virtual method for the UnicodeFuncsT structure.

This method should retrieve the General Category property for a specified Unicode code point.

drop_closures_UnicodeGeneralCategoryFuncT :: UnicodeGeneralCategoryFuncT -> UnicodeGeneralCategoryFuncT_WithClosures Source #

A simple wrapper that ignores the closure arguments.

dynamic_UnicodeGeneralCategoryFuncT Source #

Arguments

:: (HasCallStack, MonadIO m)
=> FunPtr C_UnicodeGeneralCategoryFuncT
-> UnicodeFuncsT	`ufuncs`: A Unicode-functions structure
-> Word32	`unicode`: The code point to query
-> Ptr ()	`userData`: User data pointer passed by the caller
-> m UnicodeGeneralCategoryT	Returns: The `UnicodeGeneralCategoryT` of `unicode`

Given a pointer to a foreign C function, wrap it into a function callable from Haskell.

genClosure_UnicodeGeneralCategoryFuncT :: MonadIO m => UnicodeGeneralCategoryFuncT -> m (GClosure C_UnicodeGeneralCategoryFuncT) Source #

Wrap the callback into a GClosure.

mk_UnicodeGeneralCategoryFuncT :: C_UnicodeGeneralCategoryFuncT -> IO (FunPtr C_UnicodeGeneralCategoryFuncT) Source #

Generate a function pointer callable from C code, from a C_UnicodeGeneralCategoryFuncT.

noUnicodeGeneralCategoryFuncT :: Maybe UnicodeGeneralCategoryFuncT Source #

A convenience synonym for Nothing :: Maybe UnicodeGeneralCategoryFuncT.

noUnicodeGeneralCategoryFuncT_WithClosures :: Maybe UnicodeGeneralCategoryFuncT_WithClosures Source #

A convenience synonym for Nothing :: Maybe UnicodeGeneralCategoryFuncT_WithClosures.

wrap_UnicodeGeneralCategoryFuncT :: Maybe (Ptr (FunPtr C_UnicodeGeneralCategoryFuncT)) -> UnicodeGeneralCategoryFuncT_WithClosures -> C_UnicodeGeneralCategoryFuncT Source #

Wrap a UnicodeGeneralCategoryFuncT into a C_UnicodeGeneralCategoryFuncT.

UnicodeMirroringFuncT

type C_UnicodeMirroringFuncT = Ptr UnicodeFuncsT -> Word32 -> Ptr () -> IO Word32 Source #

Type for the callback on the (unwrapped) C side.

type UnicodeMirroringFuncT Source #

Arguments

= UnicodeFuncsT	`ufuncs`: A Unicode-functions structure
-> Word32	`unicode`: The code point to query
-> IO Word32	Returns: The `hb_codepoint_t` of the Mirroring Glyph for `unicode`

A virtual method for the UnicodeFuncsT structure.

This method should retrieve the Bi-Directional Mirroring Glyph code point for a specified Unicode code point.

<note>Note: If a code point does not have a specified Bi-Directional Mirroring Glyph defined, the method should return the original code point.</note>

type UnicodeMirroringFuncT_WithClosures Source #

Arguments

= UnicodeFuncsT	`ufuncs`: A Unicode-functions structure
-> Word32	`unicode`: The code point to query
-> Ptr ()	`userData`: User data pointer passed by the caller
-> IO Word32	Returns: The `hb_codepoint_t` of the Mirroring Glyph for `unicode`

A virtual method for the UnicodeFuncsT structure.

This method should retrieve the Bi-Directional Mirroring Glyph code point for a specified Unicode code point.

<note>Note: If a code point does not have a specified Bi-Directional Mirroring Glyph defined, the method should return the original code point.</note>

drop_closures_UnicodeMirroringFuncT :: UnicodeMirroringFuncT -> UnicodeMirroringFuncT_WithClosures Source #

A simple wrapper that ignores the closure arguments.

dynamic_UnicodeMirroringFuncT Source #

Arguments

:: (HasCallStack, MonadIO m)
=> FunPtr C_UnicodeMirroringFuncT
-> UnicodeFuncsT	`ufuncs`: A Unicode-functions structure
-> Word32	`unicode`: The code point to query
-> Ptr ()	`userData`: User data pointer passed by the caller
-> m Word32	Returns: The `hb_codepoint_t` of the Mirroring Glyph for `unicode`

Given a pointer to a foreign C function, wrap it into a function callable from Haskell.

genClosure_UnicodeMirroringFuncT :: MonadIO m => UnicodeMirroringFuncT -> m (GClosure C_UnicodeMirroringFuncT) Source #

Wrap the callback into a GClosure.

mk_UnicodeMirroringFuncT :: C_UnicodeMirroringFuncT -> IO (FunPtr C_UnicodeMirroringFuncT) Source #

Generate a function pointer callable from C code, from a C_UnicodeMirroringFuncT.

noUnicodeMirroringFuncT :: Maybe UnicodeMirroringFuncT Source #

A convenience synonym for Nothing :: Maybe UnicodeMirroringFuncT.

noUnicodeMirroringFuncT_WithClosures :: Maybe UnicodeMirroringFuncT_WithClosures Source #

A convenience synonym for Nothing :: Maybe UnicodeMirroringFuncT_WithClosures.

wrap_UnicodeMirroringFuncT :: Maybe (Ptr (FunPtr C_UnicodeMirroringFuncT)) -> UnicodeMirroringFuncT_WithClosures -> C_UnicodeMirroringFuncT Source #

Wrap a UnicodeMirroringFuncT into a C_UnicodeMirroringFuncT.

UnicodeScriptFuncT

type C_UnicodeScriptFuncT = Ptr UnicodeFuncsT -> Word32 -> Ptr () -> IO CUInt Source #

Type for the callback on the (unwrapped) C side.

type UnicodeScriptFuncT Source #

Arguments

= UnicodeFuncsT	`ufuncs`: A Unicode-functions structure
-> Word32	`unicode`: The code point to query
-> IO ScriptT	Returns: The `ScriptT` of `unicode`

A virtual method for the UnicodeFuncsT structure.

This method should retrieve the Script property for a specified Unicode code point.

type UnicodeScriptFuncT_WithClosures Source #

Arguments

= UnicodeFuncsT	`ufuncs`: A Unicode-functions structure
-> Word32	`unicode`: The code point to query
-> Ptr ()	`userData`: User data pointer passed by the caller
-> IO ScriptT	Returns: The `ScriptT` of `unicode`

A virtual method for the UnicodeFuncsT structure.

This method should retrieve the Script property for a specified Unicode code point.

drop_closures_UnicodeScriptFuncT :: UnicodeScriptFuncT -> UnicodeScriptFuncT_WithClosures Source #

A simple wrapper that ignores the closure arguments.

dynamic_UnicodeScriptFuncT Source #

Arguments

:: (HasCallStack, MonadIO m)
=> FunPtr C_UnicodeScriptFuncT
-> UnicodeFuncsT	`ufuncs`: A Unicode-functions structure
-> Word32	`unicode`: The code point to query
-> Ptr ()	`userData`: User data pointer passed by the caller
-> m ScriptT	Returns: The `ScriptT` of `unicode`

Given a pointer to a foreign C function, wrap it into a function callable from Haskell.

genClosure_UnicodeScriptFuncT :: MonadIO m => UnicodeScriptFuncT -> m (GClosure C_UnicodeScriptFuncT) Source #

Wrap the callback into a GClosure.

mk_UnicodeScriptFuncT :: C_UnicodeScriptFuncT -> IO (FunPtr C_UnicodeScriptFuncT) Source #

Generate a function pointer callable from C code, from a C_UnicodeScriptFuncT.

noUnicodeScriptFuncT :: Maybe UnicodeScriptFuncT Source #

A convenience synonym for Nothing :: Maybe UnicodeScriptFuncT.

noUnicodeScriptFuncT_WithClosures :: Maybe UnicodeScriptFuncT_WithClosures Source #

A convenience synonym for Nothing :: Maybe UnicodeScriptFuncT_WithClosures.

wrap_UnicodeScriptFuncT :: Maybe (Ptr (FunPtr C_UnicodeScriptFuncT)) -> UnicodeScriptFuncT_WithClosures -> C_UnicodeScriptFuncT Source #

Wrap a UnicodeScriptFuncT into a C_UnicodeScriptFuncT.