ClipRectLayer class
A composite layer that clips its children using a rectangle.
When debugging, setting debugDisableClipLayers to true will cause this layer to be skipped (directly replaced by its children). This can be helpful to track down the cause of performance problems.
- Inheritance
 - Object
 - AbstractNode
 - Layer
 - ContainerLayer
 - ClipRectLayer
 
Constructors
- ClipRectLayer({@required Rect clipRect, Clip clipBehavior: Clip.hardEdge })
 - Creates a layer with a rectangular clip. [...]
 
Properties
- clipBehavior ↔ Clip
 - 
          Controls how to clip (default to Clip.antiAlias). [...]
          read / write
 - clipRect ↔ Rect
 - 
          The rectangle to clip in the parent's coordinate system. [...]
          read / write
 - alwaysNeedsAddToScene → bool
 - 
          Subclasses may override this to true to disable retained rendering.
          @protected, read-only, inherited
 - attached → bool
 - 
          Whether this node is in a tree whose root is attached to something. [...]
          read-only, inherited
 - debugCreator ↔ dynamic
 - 
          The object responsible for creating this layer. [...]
          read / write, inherited
 - debugSubtreeNeedsAddToScene → bool
 - 
          Whether any layer in the subtree needs addToScene. [...]
          @visibleForTesting, read-only, inherited
 - depth → int
 - 
          The depth of this node in the tree. [...]
          read-only, inherited
 - firstChild → Layer
 - 
          The first composited layer in this layer's child list.
          read-only, inherited
 - hashCode → int
 - 
          The hash code for this object. [...]
          read-only, inherited
 - lastChild → Layer
 - 
          The last composited layer in this layer's child list.
          read-only, inherited
 - nextSibling → Layer
 - 
          This layer's next sibling in the parent layer's child list.
          read-only, inherited
 - owner → Object
 - 
          The owner for this node (null if unattached). [...]
          read-only, inherited
 - parent → ContainerLayer
 - 
          This layer's parent in the layer tree. [...]
          read-only, inherited
 - previousSibling → Layer
 - 
          This layer's previous sibling in the parent layer's child list.
          read-only, inherited
 - runtimeType → Type
 - 
          A representation of the runtime type of the object.
          read-only, inherited
 
Methods
- 
          addToScene(
SceneBuilder builder, [ Offset layerOffset = Offset.zero ]) → EngineLayer  - 
          Override this method to upload this layer to the engine. [...]
          override
 - 
          debugFillProperties(
DiagnosticPropertiesBuilder properties) → void  - 
          Add additional properties associated with the node. [...]
          override
 - 
          find<
S>( Offset regionOffset) → S  - 
          Returns the value of 
Sthat corresponds to the point described byregionOffset. [...]override - 
          addChildrenToScene(
SceneBuilder builder, [ Offset childOffset = Offset.zero ]) → void  - 
          Uploads all of this layer's children to the engine. [...]
          inherited
 - 
          adoptChild(
covariant AbstractNode child) → void  - 
          Mark the given node as being a child of this node. [...]
          inherited
 - 
          append(
Layer child) → void  - 
          Adds the given layer to the end of this layer's child list.
          inherited
 - 
          applyTransform(
Layer child, Matrix4 transform) → void  - 
          Applies the transform that would be applied when compositing the given
child to the given matrix. [...]
          inherited
 - 
          attach(
covariant Object owner) → void  - 
          Mark this node as attached to the given owner. [...]
          inherited
 - 
          debugDescribeChildren(
) → List< DiagnosticsNode>  - 
          Returns a list of DiagnosticsNode objects describing this node's
children. [...]
          inherited
 - 
          debugMarkClean(
) → void  - 
          Mark that this layer is in sync with engine. [...]
          @visibleForTesting, inherited
 - 
          detach(
) → void  - 
          Mark this node as detached. [...]
          inherited
 - 
          dropChild(
covariant AbstractNode child) → void  - 
          Disconnect the given node from this node. [...]
          inherited
 - 
          markNeedsAddToScene(
) → void  - 
          Mark that this layer has changed and addToScene needs to be called.
          @protected, inherited
 - 
          noSuchMethod(
Invocation invocation) → dynamic  - 
          Invoked when a non-existent method or property is accessed. [...]
          inherited
 - 
          redepthChild(
AbstractNode child) → void  - 
          Adjust the depth of the given 
childto be greater than this node's own depth. [...]@protected, inherited - 
          redepthChildren(
) → void  - 
          Adjust the depth of this node's children, if any. [...]
          inherited
 - 
          remove(
) → void  - 
          Removes this layer from its parent layer's child list. [...]
          @mustCallSuper, inherited
 - 
          removeAllChildren(
) → void  - 
          Removes all of this layer's children from its child list.
          inherited
 - 
          replaceWith(
Layer newLayer) → void  - 
          Replaces this layer with the given layer in the parent layer's child list.
          inherited
 - 
          toDiagnosticsNode(
{String name, DiagnosticsTreeStyle style }) → DiagnosticsNode  - 
          Returns a debug representation of the object that is used by debugging
tools and by toStringDeep. [...]
          inherited
 - 
          toString(
{DiagnosticLevel minLevel: DiagnosticLevel.debug }) → String  - 
          Returns a string representation of this object.
          inherited
 - 
          toStringDeep(
{String prefixLineOne: '', String prefixOtherLines, DiagnosticLevel minLevel: DiagnosticLevel.debug }) → String  - 
          Returns a string representation of this node and its descendants. [...]
          inherited
 - 
          toStringShallow(
{String joiner: ', ', DiagnosticLevel minLevel: DiagnosticLevel.debug }) → String  - 
          Returns a one-line detailed description of the object. [...]
          inherited
 - 
          toStringShort(
) → String  - 
          A brief description of this object, usually just the runtimeType and the
hashCode. [...]
          inherited
 - 
          updateSubtreeNeedsAddToScene(
) → void  - 
          Traverse the layer tree and compute if any subtree needs addToScene. [...]
          inherited
 
Operators
- 
          operator ==(
dynamic other) → bool  - 
          The equality operator. [...]
          inherited