| Copyright | Will Thompson and Iñaki García Etxebarria |
|---|---|
| License | LGPL-2.1 |
| Maintainer | Iñaki García Etxebarria |
| Safe Haskell | None |
| Language | Haskell2010 |
GI.Gsk.Objects.CompositeNode
Description
A render node that uses Porter/Duff compositing operators to combine its child with the background.
Since: 4.22
Synopsis
- newtype CompositeNode = CompositeNode (ManagedPtr CompositeNode)
- class (BoxedPtr o, TypedObject o, IsDescendantOf CompositeNode o) => IsCompositeNode o
- toCompositeNode :: (MonadIO m, IsCompositeNode o) => o -> m CompositeNode
- compositeNodeGetChild :: (HasCallStack, MonadIO m, IsCompositeNode a) => a -> m RenderNode
- compositeNodeGetMask :: (HasCallStack, MonadIO m, IsCompositeNode a) => a -> m RenderNode
- compositeNodeGetOperator :: (HasCallStack, MonadIO m, IsCompositeNode a) => a -> m PorterDuff
- compositeNodeNew :: (HasCallStack, MonadIO m, IsRenderNode a, IsRenderNode b) => a -> b -> PorterDuff -> m CompositeNode
Exported types
newtype CompositeNode Source #
Memory-managed wrapper type.
Constructors
| CompositeNode (ManagedPtr CompositeNode) |
Instances
| Eq CompositeNode Source # | |
Defined in GI.Gsk.Objects.CompositeNode Methods (==) :: CompositeNode -> CompositeNode -> Bool Source # (/=) :: CompositeNode -> CompositeNode -> Bool Source # | |
| BoxedPtr CompositeNode Source # | |
Defined in GI.Gsk.Objects.CompositeNode Methods boxedPtrCopy :: CompositeNode -> IO CompositeNode Source # boxedPtrFree :: CompositeNode -> IO () Source # | |
| ManagedPtrNewtype CompositeNode Source # | |
Defined in GI.Gsk.Objects.CompositeNode Methods toManagedPtr :: CompositeNode -> ManagedPtr CompositeNode Source # | |
| TypedObject CompositeNode Source # | |
| HasParentTypes CompositeNode Source # | |
Defined in GI.Gsk.Objects.CompositeNode | |
| type ParentTypes CompositeNode Source # | |
Defined in GI.Gsk.Objects.CompositeNode | |
class (BoxedPtr o, TypedObject o, IsDescendantOf CompositeNode o) => IsCompositeNode o Source #
Type class for types which can be safely cast to CompositeNode, for instance with toCompositeNode.
Instances
| (BoxedPtr o, TypedObject o, IsDescendantOf CompositeNode o) => IsCompositeNode o Source # | |
Defined in GI.Gsk.Objects.CompositeNode | |
toCompositeNode :: (MonadIO m, IsCompositeNode o) => o -> m CompositeNode Source #
Cast to CompositeNode, 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, getMask, getNodeType, getOpaqueRect, getOperator.
Setters
None.
getChild
compositeNodeGetChild Source #
Arguments
| :: (HasCallStack, MonadIO m, IsCompositeNode a) | |
| => a |
|
| -> m RenderNode | Returns: the child |
Gets the child node that is getting composited by the given node.
Since: 4.22
getMask
Arguments
| :: (HasCallStack, MonadIO m, IsCompositeNode a) | |
| => a |
|
| -> m RenderNode | Returns: the mask |
Gets the mask node that describes the region where the compositing applies.
Since: 4.22
getOperator
compositeNodeGetOperator Source #
Arguments
| :: (HasCallStack, MonadIO m, IsCompositeNode a) | |
| => a |
|
| -> m PorterDuff | Returns: The compositing operator |
Gets the compositing operator used by this node.
Since: 4.22
new
Arguments
| :: (HasCallStack, MonadIO m, IsRenderNode a, IsRenderNode b) | |
| => a |
|
| -> b |
|
| -> PorterDuff |
|
| -> m CompositeNode | Returns: A new |
Creates a GskRenderNode that will composite the child onto the
background with the given operator wherever the mask is set.
Note that various operations can modify the background outside of the child's bounds, so the mask may cause visual changes outside of the child.
Since: 4.22