DecorationImage class Null safety

An image for a box decoration.

The image is painted using paintImage, which describes the meanings of the various fields on this class in more detail.

Annotations

Constructors

DecorationImage({required ImageProvider<Object> image, ImageErrorListener? onError, ColorFilter? colorFilter, BoxFit? fit, AlignmentGeometry alignment = Alignment.center, Rect? centerSlice, ImageRepeat repeat = ImageRepeat.noRepeat, bool matchTextDirection = false, double scale = 1.0, double opacity = 1.0, FilterQuality filterQuality = FilterQuality.low, bool invertColors = false, bool isAntiAlias = false}): Creates an image to show in a BoxDecoration.
const

alignment → AlignmentGeometry: How to align the image within its bounds.
final
centerSlice → Rect?: The center slice for a nine-patch image.
final
colorFilter → ColorFilter?: A color filter to apply to the image before painting it.
final
filterQuality → FilterQuality: Used to set the filterQuality of the image.
final
fit → BoxFit?: How the image should be inscribed into the box.
final
hashCode → int: The hash code for this object.
read-onlyoverride
image → ImageProvider<Object>: The image to be painted into the decoration.
final
invertColors → bool: Whether the colors of the image are inverted when drawn.
final
isAntiAlias → bool: Whether to paint the image with anti-aliasing.
final
matchTextDirection → bool: Whether to paint the image in the direction of the TextDirection.
final
onError → ImageErrorListener?: An optional error callback for errors emitted when loading image.
final
opacity → double: If non-null, the value is multiplied with the opacity of each image pixel before painting onto the canvas.
final
repeat → ImageRepeat: How to paint any portions of the box that would not otherwise be covered by the image.
final
runtimeType → Type: A representation of the runtime type of the object.
read-onlyinherited
scale → double: Defines image pixels to be shown per logical pixels.
final

createPainter(VoidCallback onChanged) → DecorationImagePainter: Creates a DecorationImagePainter for this DecorationImage.
noSuchMethod(Invocation invocation) → dynamic: Invoked when a non-existent method or property is accessed.
inherited
toString() → String: A string representation of this object.
override