MImageProvider class
Constructors
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MImageProvider.new(String url, {int? maxHeight, int? maxWidth, double scale = 1.0, ErrorListener? errorListener, BaseCacheManager? cacheManager, String? cacheKey, ImageRenderMethodForWeb imageRenderMethodForWeb = ImageRenderMethodForWeb.HtmlImage})
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const
Properties
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cacheKey
→ String?
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Cache key of the image to cache
finalinherited
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cacheManager
→ BaseCacheManager?
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CacheManager from which the image files are loaded.
finalinherited
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errorListener
→ ErrorListener?
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Listener to be called when images fails to load.
finalinherited
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hashCode
→ int
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The hash code for this object.
no setterinherited
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Set headers for the image provider, for example for authentication
finalinherited
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imageRenderMethodForWeb
→ ImageRenderMethodForWeb
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Render option for images on the web platform.
finalinherited
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maxHeight
→ int?
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Maximum height of the loaded image. If not null and using an
ImageCacheManager the image is resized on disk to fit the height.
finalinherited
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maxWidth
→ int?
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Maximum width of the loaded image. If not null and using an
ImageCacheManager the image is resized on disk to fit the width.
finalinherited
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runtimeType
→ Type
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A representation of the runtime type of the object.
no setterinherited
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scale
→ double
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Scale of the image
finalinherited
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url
→ String
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Web url of the image to load
finalinherited
Methods
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createStream(ImageConfiguration configuration)
→ ImageStream
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Called by resolve to create the ImageStream it returns.
inherited
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evict({ImageCache? cache, ImageConfiguration configuration = ImageConfiguration.empty})
→ Future<bool>
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Evicts an entry from the image cache.
inherited
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loadBuffer(CachedNetworkImageProvider key, DecoderBufferCallback decode)
→ ImageStreamCompleter
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Converts a key into an ImageStreamCompleter, and begins fetching the
image.
inherited
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loadImage(CachedNetworkImageProvider key, ImageDecoderCallback decode)
→ ImageStreamCompleter
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Converts a key into an ImageStreamCompleter, and begins fetching the
image.
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noSuchMethod(Invocation invocation)
→ dynamic
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Invoked when a nonexistent method or property is accessed.
inherited
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obtainCacheStatus({required ImageConfiguration configuration, ImageErrorListener? handleError})
→ Future<ImageCacheStatus?>
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Returns the cache location for the key that this ImageProvider creates.
inherited
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obtainKey(ImageConfiguration configuration)
→ Future<CachedNetworkImageProvider>
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Converts an ImageProvider's settings plus an ImageConfiguration to a key
that describes the precise image to load.
inherited
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resolve(ImageConfiguration configuration)
→ ImageStream
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Resolves this image provider using the given
configuration, returning
an ImageStream.
inherited
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resolveStreamForKey(ImageConfiguration configuration, ImageStream stream, CachedNetworkImageProvider key, ImageErrorListener handleError)
→ void
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Called by resolve with the key returned by obtainKey.
inherited
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toString()
→ String
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A string representation of this object.
inherited
