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module RCAP
module CAP_1_2
# A Point object is valid if
# * it has a lattitude within the minimum and maximum lattitude values
# * it has a longitude within the minimum and maximum longitude values
class Point
include Validation
MAX_LONGITUDE = 180
MIN_LONGITUDE = -180
MAX_LATTITUDE = 90
MIN_LATTITUDE= -90
attr_accessor( :lattitude )
attr_accessor( :longitude )
validates_numericality_of( :lattitude, :longitude )
validates_inclusion_of( :lattitude, :in => MIN_LATTITUDE..MAX_LATTITUDE )
validates_inclusion_of( :longitude, :in => MIN_LONGITUDE..MAX_LONGITUDE)
def initialize( attributes = {} )
@lattitude = attributes[ :lattitude ]
@longitude = attributes[ :longitude ]
end
# Returns a string representation of the point of the form
# lattitude,longitude
def to_s
"#{ self.lattitude },#{ self.longitude }"
end
def inspect # :nodoc:
'('+self.to_s+')'
end
# Two points are equivalent if they have the same lattitude and longitude
def ==( other )
[ self.lattitude, self.longitude ] == [ other.lattitude, other.longitude ]
end
LATTITUDE_KEY = 'lattitude' # :nodoc:
LONGITUDE_KEY = 'longitude' # :nodoc:
def to_h # :nodoc:
RCAP.attribute_values_to_hash(
[ LATTITUDE_KEY, self.lattitude ],
[ LONGITUDE_KEY, self.longitude ])
end
def self.from_h( point_hash ) # :nodoc:
self.new( :lattitude => point_hash[ LATTITUDE_KEY ], :longitude => point_hash[ LONGITUDE_KEY ])
end
end
end
end
Version data entries
14 entries across 14 versions & 1 rubygems