FMTCImageProvider class
A specialised ImageProvider dedicated to 'flutter_map_tile_caching'
- Inheritance
-
- Object
- ImageProvider<
FMTCImageProvider> - FMTCImageProvider
Constructors
-
FMTCImageProvider({required FMTCTileProvider provider, required TileLayerOptions options, required Coords<
num> coords, required HttpClient httpClient, required Map<String, String> headers}) - Create a specialised ImageProvider dedicated to 'flutter_map_tile_caching'
Properties
-
coords
→ Coords<
num> -
The coordinates of the tile to be fetched
final
- hashCode → int
-
The hash code for this object.
no setteroverride
-
headers
→ Map<
String, String> -
Custom headers to send with each request
final
- httpClient → HttpClient
-
A HTTP client used to send requests
final
- options → TileLayerOptions
-
An instance of the
TileLayerOptionsin usefinal - provider → FMTCTileProvider
-
An instance of the FMTCTileProvider in use
final
- runtimeType → Type
-
A representation of the runtime type of the object.
no setterinherited
- settings ↔ FMTCTileProviderSettings
-
Shorthand for
provider.settingslatefinal
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
-
load(
FMTCImageProvider key, dynamic decode) → ImageStreamCompleter -
loadBuffer(
FMTCImageProvider key, DecoderBufferCallback decode) → ImageStreamCompleter -
Converts a key into an ImageStreamCompleter, and begins fetching the
image.
inherited
-
loadImage(
FMTCImageProvider 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< FMTCImageProvider> -
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, FMTCImageProvider 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.
override
Static Properties
- cacheHitsQueue → Queue
-
Used internally to safely and efficiently update the cache hits statistic
final
- cacheMissesQueue → Queue
-
Used internally to safely and efficiently update the cache misses statistic
final
- removeOldestQueue → Queue
-
Used internally to safely and efficiently enforce the
settings.maxStoreLengthfinal