Rebol Programming/load-image
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USAGE:
[edit | edit source]LOAD-IMAGE image-file /update /clear
DESCRIPTION:
[edit | edit source]Load an image through an in-memory image cache.
LOAD-IMAGE is a function value.
ARGUMENTS:
[edit | edit source]- image-file -- Local file or remote URL (Type: file url)
REFINEMENTS:
[edit | edit source]- /update -- Force update from source site
- /clear -- Purge the entire cache
SOURCE CODE
[edit | edit source]load-image: func [ "Load an image through an in-memory image cache." image-file [file! url!] "Local file or remote URL" /update "Force update from source site" /clear "Purge the entire cache" /local image image-cache ][ image-cache: [] if clear [system/words/clear image-cache recycle] if any [update not image: select image-cache image-file] [ if all [update image] [remove/part find image-cache image-file 2] repend image-cache [ image-file image: either file? image-file [load image-file] [ either update [load-thru/binary/update image-file] [load-thru/binary image-file] ] ] ] image ]