LineNode class Null safety

A line of rich text in a Notus document.

LineNode serves as a container for LeafNodes, like TextNode and EmbedNode.

When a line contains an embed, it fully occupies the line, no other embeds or text nodes are allowed.

Inheritance
Implemented types
Mixed in types

Constructors

LineNode()

Properties

childCount int
Returns total number of child nodes in this container.
read-onlyinherited
children LinkedList<Node>
List of children.
read-onlyinherited
defaultChild LeafNode
Returns an instance of default child for this container node.
read-onlyoverride
documentOffset int
Offset in characters of this node in the document.
read-onlyinherited
first Node
Returns the first child Node.
read-onlyinherited
hasEmbed bool
Returns true if this line contains an embed.
read-only
hashCode int
The hash code for this object.
read-onlyinherited
isEmpty bool
Returns true if this container has no child nodes.
read-onlyinherited
isFirst bool
Returns true if this node is the first node in the parent list.
read-onlyinherited
isLast bool
Returns true if this node is the last node in the parent list.
read-onlyinherited
isNotEmpty bool
Returns true if this container has at least 1 child.
read-onlyinherited
last Node
Returns the last child Node.
read-onlyinherited
length int
Content length of this node's children. To get number of children in this node use childCount.
read-onlyoverride
list LinkedList<Node>?
The linked list containing this element.
read-onlyinherited
mounted bool
Returns true if this node is currently mounted, e.g. parent is not null.
read-onlyinherited
next Node?
The successor of this element in its linked list.
read-onlyinherited
nextLine LineNode?
Returns next LineNode or null if this is the last line in the document.
read-only
offset int
Offset in characters of this node relative to parent node.
read-onlyinherited
parent ContainerNode<Node?>?
Current parent of this node. May be null if this node is not mounted.
read-onlyinherited
previous Node?
The predecessor of this element in its linked list.
read-onlyinherited
runtimeType Type
A representation of the runtime type of the object.
read-onlyinherited
style NotusStyle
Style of this node.
read-onlyinherited

Methods

add(LeafNode? node) → void
Adds node to the end of this container children list.
inherited
addFirst(LeafNode? node) → void
Adds node to the beginning of this container children list.
inherited
applyAttribute(NotusAttribute attribute) → void
Applies style attribute to this node.
inherited
applyStyle(NotusStyle value) → void
Applies new style value to this node. Provided value is merged into current style.
inherited
clearStyle() → void
Clears style of this node.
inherited
clone() LineNode
Creates new empty LineNode with the same style.
collectStyle(int offset, int length) NotusStyle
Returns style for specified text range.
containsOffset(int offset) bool
Returns true if this node contains character at specified offset in the document.
inherited
delete(int index, int? length) → void
Delete length characters of this node starting from index.
override
insert(int index, String text, NotusStyle? style) → void
Insert text at specified character index with style style.
override
insertAfter(Node entry) → void
Insert an element after this element in this element's linked list.
inherited
insertBefore(Node entry) → void
Insert an element before this element in this element's linked list.
inherited
lookup(int offset, {bool inclusive = false}) LookupResult
Looks up a child Node at specified character offset in this container.
inherited
moveChildren(ContainerNode<Node?>? newParent) → void
Moves children of this node to newParent.
inherited
noSuchMethod(Invocation invocation) → dynamic
Invoked when a non-existent method or property is accessed.
inherited
optimize() → void
Optimize this node within parent.
override
remove(LeafNode? node) → void
Removes node from this container.
inherited
retain(int index, int? length, NotusStyle? style) → void
Format length characters of this node starting from index with specified style style.
override
splitAt(int index) LineNode
Splits this line into two at specified character index.
toDelta() Delta
Returns Delta representation of this node.
override
toPlainText() String
Returns plain-text representation of this node.
override
toString() String
A string representation of this object.
override
Unlink the element from its linked list.
inherited
unwrap() → void
Unwraps this line from it's parent BlockNode.
wrap(BlockNode block) → void
Wraps this line with new parent block.

Operators

operator ==(Object other) bool
The equality operator.
inherited