NativeImageProvider class

Inheritance

Constructors

NativeImageProvider({String? imageName, String? suffix, double scale = 1, bool isByte = false})

Properties

hashCode int
The hash code for this object.
no setterinherited
imageName String?
图片名称
final
isByte bool
是否二进制传输
final
nativeImageProviderMethodName String
getter/setter pair
runtimeType Type
A representation of the runtime type of the object.
no setterinherited
scale double
final
suffix String?
final

Methods

createStream(ImageConfiguration configuration) ImageStream
Called by resolve to create the ImageStream it returns.
inherited
evict({ImageCache? cache, ImageConfiguration configuration = ImageConfiguration.empty}) Future<bool>
Evicts an entry from the image cache.
inherited
getNativeImage<T>(String imageName, String suffix, bool isByte) Future<T?>?
load(NativeImageProvider key, dynamic decode) ImageStreamCompleter
loadBuffer(NativeImageProvider key, DecoderBufferCallback decode) ImageStreamCompleter
Converts a key into an ImageStreamCompleter, and begins fetching the image.
inherited
loadImage(NativeImageProvider key, ImageDecoderCallback decode) ImageStreamCompleter
Converts a key into an ImageStreamCompleter, and begins fetching the image.
inherited
noSuchMethod(Invocation invocation) → dynamic
Invoked when a nonexistent method or property is accessed.
inherited
obtainCacheStatus({required ImageConfiguration configuration, ImageErrorListener? handleError}) Future<ImageCacheStatus?>
Returns the cache location for the key that this ImageProvider creates.
inherited
obtainKey(ImageConfiguration configuration) Future<NativeImageProvider>
Converts an ImageProvider's settings plus an ImageConfiguration to a key that describes the precise image to load.
override
resolve(ImageConfiguration configuration) ImageStream
Resolves this image provider using the given configuration, returning an ImageStream.
inherited
resolveStreamForKey(ImageConfiguration configuration, ImageStream stream, NativeImageProvider key, ImageErrorListener handleError) → void
Called by resolve with the key returned by obtainKey.
inherited
toString() String
A string representation of this object.
inherited

Operators

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