DrawableRoot class

The root element of a drawable.

Implemented types

Constructors

DrawableRoot(String? id, DrawableViewport viewport, List<Drawable> children, DrawableDefinitionServer definitions, DrawableStyle? style, {Float64List? transform, Color? color})
Creates a new DrawableRoot.
const

Properties

children List<Drawable>
The child Drawables of this DrawableParent.
final
color Color?
The default color used to provide a potential indirect color value for the fill, stroke and stop-color of descendant elements.
final
definitions DrawableDefinitionServer
Contains reusable definitions such as gradients and clipPaths.
final
hasDrawableContent bool
Whether this Drawable would be visible if drawn.
no setteroverride
hashCode int
The hash code for this object.
no setterinherited
id String?
A string that should uniquely identify this Drawable within its DrawableRoot.
final
runtimeType Type
A representation of the runtime type of the object.
no setterinherited
style DrawableStyle?
The DrawableStyle for inheritence.
final
transform Float64List?
The 4x4 transform to apply to this Drawable, if any.
final
viewport DrawableViewport
The expected coordinates used by child paths for drawing.
final

Methods

clipCanvasToViewBox(Canvas canvas) → void
Clips the canvas to a rect corresponding to the viewBox.
draw(Canvas canvas, Rect bounds) → void
Draws the contents or children of this Drawable to the canvas, using the parentPaint to optionally override the child's paint.
override
mergeStyle(DrawableStyle newStyle) DrawableRoot
Creates an instance with merged style information.
override
noSuchMethod(Invocation invocation) → dynamic
Invoked when a nonexistent method or property is accessed.
inherited
scaleCanvasToViewBox(Canvas canvas, Size desiredSize) → void
Scales the canvas so that the drawing units in this Drawable will scale to the desiredSize.
toPicture({Size? size, bool clipToViewBox = true, ColorFilter? colorFilter}) Picture
Creates a Picture from this DrawableRoot.
toString() String
A string representation of this object.
inherited

Operators

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