R/Class-SA.R

In sos4R: Client for OGC Sensor Observation Services

############################################################################## #
# Copyright (C) 2019 by 52 North                                               #
# Initiative for Geospatial Open Source Software GmbH                          #
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# Contact: Andreas Wytzisk                                                     #
# 52 North Initiative for Geospatial Open Source Software GmbH                 #
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# 48155 Muenster, Germany                                                      #
# info@52north.org                                                             #
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# This program is free software; you can redistribute and/or modify it under   #
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# Free Software Foundation.                                                    #
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# General Public License for more details.                                     #
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# this program (see gpl-2.0.txt). If not, write to the Free Software           #
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# Author: Daniel Nuest (daniel.nuest@uni-muenster.de)                          #
# Created: 2010-09-08                                                          #
# Project: sos4R - https://github.com/52North/sos4R                            #
#                                                                              #
############################################################################## #

#
# Classes are based on Observations & Measurements - Part 2 - Sampling Features
#
# http://www.opengeospatial.org/standards/om
#

#
# SamplingPoint ----
#
setClass("SaSamplingPoint",
         representation(sampledFeatures = "list",
                        position = "GmlPointProperty",
                        # optional:
                        relatedObservation = "list",
                        relatedSamplingFeature = "list",
                        surveyDetails = "ANY"),
         prototype = list(sampledFeatures = list(NA), position = NULL),
         contains = "GmlFeature",
         validity = function(object) {
           #print("Entering validation: SaSamplingPoint")
           # TODO implement validity function
           # sampledFeatures list must contain > 0 gml:_Feature instances
           # related observations must be OmObservationProperty
           return(TRUE)
         }
)

#
# SamplingSurface ----
#
setClass("SaSamplingSurface",
         representation(sampledFeatures = "list",
                        shape = "ANY",
                        # optional:
                        relatedObservation = "list",
                        relatedSamplingFeature = "list",
                        surveyDetails = "ANY",
                        area = "ANY"),
         prototype = list(sampledFeatures = list(NA), shape = NULL),
         contains = "GmlFeature",
         validity = function(object) {
           #print("Entering validation: SaSamplingSurface")
           # TODO implement validity function
           # sampledFeatures list must contain > 0 gml:_Feature instances
           # related observations must be of type OmObservationProperty
           return(TRUE)
         }
)