Provides the image or URL to be used for the ExternalGraphic
with the given URI. If this provider does not
specify a custom image for the given URI, it should just return the input string again. In this case, the
ExternalGraphic
will be handled as normal.
the URI value as defined in the href
of an ExternalGraphics
's
OnlineResource
or its InlineContent
. In the latter case, the full URL is provided
including the format, for example: "data:image/png;base64,xxx"
.
the image to be used as icon, or a URL pointing to the image.
Allows you to map
ExternalGraphic
elements in a Symbology Encoding file to icon images.Since
2021.1