CanvasElement class

Inheritance

Constructors

CanvasElement([BindingContext? context])

Properties

attributes → Map<String, String>
finalinherited
boundingClientRect → BoundingClientRect
no setterinherited
childNodes ↔ List<Node>
getter/setter pairinherited
children → List<Element>
no setterinherited
classList → List<String>
no setterinherited
className ↔ String
getter/setter pairinherited
clientHeight → int
no setterinherited
clientLeft → int
no setterinherited
clientTop → int
no setterinherited
clientWidth → int
no setterinherited
context2d ↔ CanvasRenderingContext2D?
getter/setter pair
contextId → int?
no setterinherited
disposed → bool
no setterinherited
eventPath → List<EventTarget>
no setterinherited
firstChild → Node
no setterinherited
flutterElement ↔ KrakenElementToFlutterElementAdaptor?
getter/setter pairinherited
flutterWidget ↔ KrakenElementToWidgetAdaptor?
getter/setter pairinherited
forceToRepaintBoundary ← bool
no getterinherited
hashCode → int
The hash code for this object.
no setterinherited
height ↔ int
Element property height.
getter/setter pair
inlineStyle → Map<String, dynamic>
The inline style is a map of style property name to style property value.
finalinherited
isConnected → bool
no setterinherited
isRendererAttached → bool
no setterinherited
isRepaintBoundary → bool
Whether should as a repaintBoundary for this element when style changed
no setterinherited
lastChild → Node
no setterinherited
nextSibling → Node?
no setterinherited
nodeName → String
no setterinherited
nodeType ↔ NodeType
getter/setter pairinherited
offsetHeight → int
no setterinherited
offsetLeft → int
no setterinherited
offsetParent → Element?
no setterinherited
offsetTop → int
no setterinherited
offsetWidth → int
no setterinherited
ownerDocument ↔ Document
getter/setter pairinherited
painter ↔ CanvasPainter
The painter that paints before the children.
getter/setter pair
parentElement → Element?
The Node.parentElement read-only property returns the DOM node's parent Element, or null if the node either has no parent, or its parent isn't a DOM Element.
no setterinherited
parentEventTarget → EventTarget?
no setterinherited
parentNode ↔ Node?
The Node.parentNode read-only property returns the parent of the specified node in the DOM tree.
getter/setter pairinherited
pointer → dynamic
no setterinherited
previousSibling → Node?
no setterinherited
renderBoxModel ↔ RenderBoxModel?
getter/setter pairinherited
renderCustomPaint ↔ RenderCustomPaint?
getter/setter pair
renderer → RenderBox?
no setterinherited
renderStyle ↔ CSSRenderStyle
getter/setter pairinherited
repaintNotifier → ChangeNotifier
final
runtimeType → Type
A representation of the runtime type of the object.
no setterinherited
scrollHeight → int
no setterinherited
scrollLeft ↔ double
getter/setter pairinherited
scrollTop ↔ double
getter/setter pairinherited
scrollWidth → int
no setterinherited
size → Size
The size that this CustomPaint should aim for, given the layout constraints, if there is no child.
no setter
style ↔ CSSStyleDeclaration
The style of the element, not inline style.
getter/setter pairinherited
tagName ↔ String
getter/setter pairinherited
width ↔ int
Element property width.
getter/setter pair

Methods

addChild(RenderBox child) → void
inherited
addEventListener(String eventType, EventHandler handler) → void
inherited
addToContainingBlock() → void
inherited
appendChild(Node child) → Node
inherited
attachTo(Node parent, {RenderBox? after}) → void
Attach a renderObject to parent.
inherited
blur() → void
Moves the focus to the viewport. Use of this method is discouraged; if you want to focus the viewport, call the focus() method on the Document's document element. https://html.spec.whatwg.org/multipage/interaction.html#dom-blur
inherited
childrenChanged() → void
inherited
clearEventResponder(RenderEventListenerMixin renderBox) → void
inherited
click() → void
inherited
connectedCallback() → void
inherited
contains(Node child) → bool
inherited
createRenderer() → RenderBox
Creates an instance of the RenderObject class that this RenderObjectNode represents, using the configuration described by this RenderObjectNode.
inherited
createScrollingContentLayout() → RenderLayoutBox
inherited
debugHideHighlight() → void
inherited
debugHighlight() → void
inherited
didAttachRenderer() → void
inherited
didDetachRenderer() → void
override
disconnectedCallback() → void
inherited
dispatchEvent(Event event) → void
inherited
dispose() → void
Release any resources held by this node.
override
disposeScrollable() → void
inherited
ensureChildAttached() → void
Ensure child and child's child render object is attached.
inherited
ensureEventResponderBound() → void
inherited
findDirectPositionAbsoluteChildren() → List<Element>
inherited
findNestedPositionAbsoluteChildren() → List<Element>
inherited
flushLayout() → void
inherited
focus() → void
Moves the focus to the element. https://html.spec.whatwg.org/multipage/interaction.html#dom-focus
inherited
getAttribute(String qualifiedName) → String?
inherited
getBindingProperty(String key) → dynamic
override
getBoundingClientRect() → BoundingClientRect
inherited
getContainingBlockRenderBox() → RenderBox?
inherited
getContext(String type, {dynamic options}) → CanvasRenderingContext2D
getEventHandlers() → Map<String, List<EventHandler>>
inherited
getEventTarget() → EventTarget
inherited
handleAppear() → void
inherited
handleDisappear() → void
inherited
handleIntersectionChange(IntersectionObserverEntry entry) → void
inherited
hasAttribute(String qualifiedName) → bool
inherited
hasEventListener(String type) → bool
inherited
insertBefore(Node child, Node referenceNode) → Node
inherited
internalSetAttribute(String qualifiedName, String value) → void
inherited
invokeBindingMethod(String method, List args) → dynamic
override
noSuchMethod(Invocation invocation) → dynamic
Invoked when a nonexistent method or property is accessed.
inherited
recalculateNestedStyle() → void
inherited
recalculateStyle() → void
inherited
removeAttribute(String qualifiedName) → void
inherited
removeChild(Node child) → Node
inherited
removeEventListener(String eventType, EventHandler handler) → void
inherited
replaceChild(Node newNode, Node oldNode) → Node?
inherited
resize() → void
scroll(double x, double y) → void
inherited
scrollBy(double x, double y) → void
inherited
scrollingContentBoxStyleListener(String property, String? original, String present) → void
inherited
scrollTo(double x, double y) → void
inherited
setAttribute(String qualifiedName, String value) → void
override
setBindingProperty(String key, dynamic value) → void
override
setInlineStyle(String property, String value) → void
inherited
setRenderStyle(String property, String present) → void
inherited
setRenderStyleProperty(String name, dynamic value) → void
inherited
setStyle(String property, dynamic value) → void
inherited
toBlob({double? devicePixelRatio}) → Future<Uint8List>
inherited
toString() → String
A string representation of this object.
inherited
unmountRenderObject({bool deep = false}) → void
Unmount renderBoxModel.
inherited
updateOverflowRenderBox() → void
inherited
updateRenderBoxModelWithOverflowX(ScrollListener scrollListener) → void
inherited
updateRenderBoxModelWithOverflowY(ScrollListener scrollListener) → void
inherited
updateScrollingContentBox() → void
inherited
willAttachRenderer() → void
The renderObject will be / has been insert into parent. You can apply properties to renderObject.
override
willDetachRenderer() → void
A render object previously associated with this Node will be / has been removed from the tree. The given RenderObject will be of the same type as returned by this object's createRenderer.
inherited

Operators

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