geometa (version 0.2-0)

ISOSource: ISOSource

Description

ISOSource

Usage

ISOSource

Value

Object of R6Class for modelling an ISO Source

Format

R6Class object.

Fields

description

scaleDenominator

sourceReferenceSystem

sourceCitation

sourceExtent

sourceStep

Methods

new(xml)

This method is used to instantiate an ISOSource

setDescription(description)

Sets the source description

setScaleDenominator(denominator)

Sets the scale denominator (object of class ISORepresentativeFraction or an integer value or other value coercable to integer)

setReferenceSystem(referenceSystem)

Sets the source reference system (object of class ISOReferenceSystem)

setCitation(citation)

Sets the source citation (object of class ISOCitation)

addExtent(extent)

Adds the source extent (object of class ISOExtent)

delExtent(extent)

Deletes a source extent

addProcessStep(processStep)

Adds a source process step (object of class ISOProcessStep)

delProcessStep(processStep)

Deletes a source processStep

References

ISO 19115:2003 - Geographic information -- Metadata

Examples

# NOT RUN {
src <- ISOSource$new()
  src$setDescription("description")
  src$setScaleDenominator(1L)

  rs <- ISOReferenceSystem$new()
  rsId <- ISOReferenceIdentifier$new(code = "4326", codeSpace = "EPSG")
  rs$setReferenceSystemIdentifier(rsId)
  src$setReferenceSystem(rs)

  cit <- ISOCitation$new()
  cit$setTitle("sometitle") #and more citation properties...
  src$setCitation(cit)

  extent <- ISOExtent$new()
  bbox <- ISOGeographicBoundingBox$new(minx = -180, miny = -90, maxx = 180, maxy = 90)
  extent$setGeographicElement(bbox)
  src$addExtent(extent)
  xml <- src$encode()
# }