BloomPicture class

<picture> element descriptor subclassing ElNode.

Contains child <source> descriptors and an inner fallback BloomImage.

BloomPicture(
  sources: [
    PictureSource(src: '/hero.webp', type: 'image/webp'),
  ],
  fallbackSrc: '/hero.jpg',
  alt: 'Hero visual',
  width: 800,
  height: 400,
);

See also:

• bloomPicture, helper creating <picture> trees.
• PictureSource, source tag descriptor.
• BloomImage, inner fallback image.

Inheritance

• Object
• BloomNode
• ElNode
• BloomPicture

Constructors

BloomPicture({required List<PictureSource> sources, required String fallbackSrc, String? alt, bool decorative = false, int? width, int? height, String? aspectRatio, List<int>? fallbackWidths, String? sizes, ImageUrlBuilder? urlBuilder, ImageLoading loading = ImageLoading.lazy, ImageDecoding decoding = ImageDecoding.async, FetchPriority? fetchPriority, bool priority = false, String? placeholder, String? fallbackOnErrorSrc, ImageFit? fit, String? className, String? style, Map<String, String>? attrs, BloomEventHandler? onClick, BloomEventHandler? onLoad, BloomEventHandler? onError, Ref<Object>? ref})

Creates a <picture> container enclosing sources and an inner fallback BloomImage.

BloomPicture.raw({String? className, String? style, Map<String, String>? attrs, List<BloomNode> children = const []})

Const constructor for <picture> elements.

const

Properties

attrs → Map<String, String>?

Arbitrary HTML attributes (id, href, placeholder, etc.).

final, inherited

children → List<BloomNode>

Child descriptors nested within this element.

final, inherited

className → String?

CSS class attribute applied to the element.

final, inherited

hashCode → int

The hash code for this object.

no setter, inherited

on → Map<String, BloomEventHandler>?

Event handlers keyed by DOM event name (click, input, change...).

final, inherited

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

style → String?

Inline style — raw CSS string (e.g. "color: red; display: flex;").

final, inherited

tag → String

Lowercase tag name, e.g. "div", "button", "custom-tag".

final, inherited

text → String?

Optional single text child sugar — equivalent to children: [Text(text)] when no explicit children are given.

final, inherited

Methods

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

toString() → String

A string representation of this object.

inherited

Operators

operator ==(Object other) → bool

The equality operator.

inherited