source: TI01-discovery/branches/ingestAutomation-upgrade/OAIBatch/SpatioTemporalData.py @ 3854

'''
Representation of the temporal and spatial data extractable from a moles record
C Byrom Apr 08
'''
import logging

class SpatioTemporalData:
    '''
    Simple wrapper with utitility methods for holding spatio-temporal data
    - NB, can handle arrays of either or both spatial and temporal data
    '''
    def __init__(self, timeArray=None, coordArray=None):
        # the data is stored in a 2D array; first array for time, second for coords
        self.data = [[],[]]
        
        if timeArray:
            self.data[0] = timeArray
            
        if coordArray:
            self.data[1] = coordArray
            
            
    def addCoords(self, north, south, east, west):
        self.data[1].append(Coords(north, south, east, west))
        
    def addTimeRange(self, start, end):
        self.data[0].append(TimeRange(start, end))
        
    def getTemporalData(self):
        return self.data[0]
        
    def getSpatialData(self):
        return self.data[1]
        
    


class Coords:
    '''
    Simple struct for handling NSEW coords
    '''
    def __init__(self, north, south, east, west):
        logging.debug('Adding coords: N %s, S %s, E %s, W %s' %(north, south, east, west))
        self.north = north
        self.south = south
        self.east = east
        self.west = west
        
        
class TimeRange:
    '''
    Simple struct representing a time range
    '''
    def __init__(self, start, end):
        logging.debug('Adding time range: %s -> %s' %(start, end))
        self.start = start
        self.end = end