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#' ISOCoverageDescription
#'
#' @docType class
#' @importFrom R6 R6Class
#' @export
#' @keywords ISO coverage description
#' @return Object of \code{\link{R6Class}} for modelling an ISOCoverageDescription
#' @format \code{\link{R6Class}} object.
#'
#' @examples
#' #create coverage description
#' md <- ISOCoverageDescription$new()
#' md$setAttributeDescription("test")
#' md$setContentType("modelResult")
#'
#' #adding 3 arbitrary dimensions
#' for(i in 1:3){
#' band <- ISOBand$new()
#' mn <- ISOMemberName$new(aName = sprintf("name %s",i), attributeType = sprintf("type %s",i))
#' band$setSequenceIdentifier(mn)
#' band$setDescriptor("descriptor")
#' band$setMaxValue(10)
#' band$setMinValue(1)
#' gml <- GMLBaseUnit$new(id = sprintf("ID%s",i))
#' gml$setDescriptionReference("someref")
#' gml$setIdentifier("identifier", "codespace")
#' gml$addName("name1", "codespace")
#' gml$addName("name2", "codespace")
#' gml$setQuantityTypeReference("someref")
#' gml$setCatalogSymbol("symbol")
#' gml$setUnitsSystem("somelink")
#' band$setUnits(gml)
#' band$setPeakResponse(9)
#' band$setBitsPerValue(5)
#' band$setToneGradation(100)
#' band$setScaleFactor(1)
#' band$setOffset(4)
#' md$addDimension(band)
#' }
#' xml <- md$encode()
#'
#' @references
#' ISO 19115:2003 - Geographic information -- Metadata
#'
#' @author Emmanuel Blondel <emmanuel.blondel1@@gmail.com>
#'
ISOCoverageDescription <- R6Class("ISOCoverageDescription",
inherit = ISOContentInformation,
private = list(
xmlElement = "MD_CoverageDescription",
xmlNamespacePrefix = "GMD"
),
public = list(
#'@field attributeDescription attributeDescription: ISoRecordType
attributeDescription = NULL,
#'@field contentType contentType: ISOCoverageContentType
contentType = NULL,
#'@field dimension dimension: ISORangeDimension
dimension = list(),
#'@description Initializes object
#'@param xml object of class \link{XMLInternalNode-class}
initialize = function(xml = NULL){
super$initialize(xml = xml)
},
#'@description Set attribute description
#'@param attributeDescription attribute description, object of class \link{ISORecordType} or \link{character}
setAttributeDescription = function(attributeDescription){
if(!is(attributeDescription, "ISORecordType")){
attributeDescription <- ISORecordType$new(value = attributeDescription)
}
self$attributeDescription <- attributeDescription
},
#'@description Set content type
#'@param contentType contentType, object of class \link{ISOCoverageContentType} or \link{character}
setContentType = function(contentType){
if(!is(contentType, "ISOCoverageContentType")){
contentType <- ISOCoverageContentType$new(value = contentType)
}
self$contentType <- contentType
},
#'@description Adds dimension
#'@param dimension object of class \link{ISORangeDimension}
#'@return \code{TRUE} if added, \code{FALSE} otherwise
addDimension = function(dimension){
if(!is(dimension, "ISORangeDimension")){
stop("The argument should be an object of class 'ISORangeDimension'")
}
return(self$addListElement("dimension", dimension))
},
#'@description Deletes dimension
#'@param dimension object of class \link{ISORangeDimension}
#'@return \code{TRUE} if deleted, \code{FALSE} otherwise
delDimension = function(dimension){
if(!is(dimension, "ISORangeDimension")){
stop("The argument should be an object of class 'ISORangeDimension'")
}
return(self$delListElement("dimension", dimension))
}
)
)
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