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register-image-translation

Function
Summary

Registers an image identifier and image loading function with a translation in an image translation table.

Package

graphics-ports

Signature

register-image-translation image-id translation &key image-translation-table image-load-fn

Arguments

image-id

An image identifier.

translation

An image translation.

image-translation-table

An image translation table.

image-load-fn

An image loading function.

Description

The function register-image-translation registers image-id and image-load-fn with the translation in the image-translation-table . When load-image is called with second argument image-id , the image-load-fn is called with translation as its second argument. If image-load-fn is nil, the image translation table's default image loader is used; this converts an external image object or file to an image. If translation is nil the identifier is deregistered. Returns the image-id and the image-load-fn . The default value of image-translation-table is *default-image-translation-table*.

See also

*default-image-translation-table*
load-image
reset-image-translation-table
Drawing - Graphics Ports


CAPI User Guide and Reference Manual (Unix version) - 25 Feb 2015

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