Copyright | Will Thompson and Iñaki García Etxebarria |
---|---|
License | LGPL-2.1 |
Maintainer | Iñaki García Etxebarria |
Safe Haskell | Safe-Inferred |
Language | Haskell2010 |
A render node controlling the opacity of its single child node.
Synopsis
- newtype OpacityNode = OpacityNode (ManagedPtr OpacityNode)
- class (BoxedPtr o, TypedObject o, IsDescendantOf OpacityNode o) => IsOpacityNode o
- toOpacityNode :: (MonadIO m, IsOpacityNode o) => o -> m OpacityNode
- opacityNodeGetChild :: (HasCallStack, MonadIO m, IsOpacityNode a) => a -> m RenderNode
- opacityNodeGetOpacity :: (HasCallStack, MonadIO m, IsOpacityNode a) => a -> m Float
- opacityNodeNew :: (HasCallStack, MonadIO m, IsRenderNode a) => a -> Float -> m OpacityNode
Exported types
newtype OpacityNode Source #
Memory-managed wrapper type.
OpacityNode (ManagedPtr OpacityNode) |
Instances
Eq OpacityNode Source # | |
Defined in GI.Gsk.Objects.OpacityNode (==) :: OpacityNode -> OpacityNode -> Bool # (/=) :: OpacityNode -> OpacityNode -> Bool # | |
BoxedPtr OpacityNode Source # | |
Defined in GI.Gsk.Objects.OpacityNode boxedPtrCopy :: OpacityNode -> IO OpacityNode boxedPtrFree :: OpacityNode -> IO () | |
ManagedPtrNewtype OpacityNode Source # | |
Defined in GI.Gsk.Objects.OpacityNode toManagedPtr :: OpacityNode -> ManagedPtr OpacityNode | |
TypedObject OpacityNode Source # | |
Defined in GI.Gsk.Objects.OpacityNode | |
HasParentTypes OpacityNode Source # | |
Defined in GI.Gsk.Objects.OpacityNode | |
type ParentTypes OpacityNode Source # | |
Defined in GI.Gsk.Objects.OpacityNode |
class (BoxedPtr o, TypedObject o, IsDescendantOf OpacityNode o) => IsOpacityNode o Source #
Type class for types which can be safely cast to OpacityNode
, for instance with toOpacityNode
.
Instances
(BoxedPtr o, TypedObject o, IsDescendantOf OpacityNode o) => IsOpacityNode o Source # | |
Defined in GI.Gsk.Objects.OpacityNode |
toOpacityNode :: (MonadIO m, IsOpacityNode o) => o -> m OpacityNode Source #
Cast to OpacityNode
, for types for which this is known to be safe. For general casts, use castTo
.
Methods
Click to display all available methods, including inherited ones
Methods
draw, ref, serialize, unref, writeToFile.
Getters
getBounds, getChild, getNodeType, getOpacity.
Setters
None.
getChild
:: (HasCallStack, MonadIO m, IsOpacityNode a) | |
=> a |
|
-> m RenderNode | Returns: The child that is getting opacityed |
Gets the child node that is getting opacityed by the given node
.
getOpacity
opacityNodeGetOpacity Source #
:: (HasCallStack, MonadIO m, IsOpacityNode a) | |
=> a |
|
-> m Float | Returns: the opacity factor |
Gets the transparency factor for an opacity node.
new
:: (HasCallStack, MonadIO m, IsRenderNode a) | |
=> a |
|
-> Float |
|
-> m OpacityNode | Returns: A new |
Creates a GskRenderNode
that will drawn the child
with reduced
opacity
.