The Members

    def __init__( self, **kwargs):
        ”'
        SCAN( name = "someName" | "1", NoDelete = TrueOrFalse)
          - "SomeName" exists beforehand
          - comment, xlabel, ylabel: optional
          - date = True to create a date-and-time string at the top 
          - NoDelete controlls whether the destructor deletes the GQE

        SCAN( name = "someName", start = 0, stop - 10, np = 101, at = "(1,1,1)", NoDelete = TrueOrFalse)
          - creates a new GQE using start, stop, np and at
          - comment, xlabel, ylabel: optional
          - date = True to create a date-and-time string at the top 
          - NoDelete controlls whether the destructor deletes the GQE
        ”'
    
    def getCurrent( self):
        ”'
        get the current index of a SCAN, starts at 0
        ”'
    
    def setCurrent( self, index):
        ”'
        set the current index of a SCAN, starts at 0
        ”'
        
    def readFile( self, fileName):
        ”'
        reads a fio file with 2 columns (for testing purposes)
        ”'

    def attributeDouble( self, attrName):
        ”'
        returns the value of a double attribute
        ”'

    def getX( self, index):
        ”'
        return the x-value, index starts at 0
        ”'
        
    def getY( self, index):
        ”'
        return the y-value, index starts at 0
        ”'
        
    def setX( self, index, value):
        ”'
        set an x-value, index starts at 0
        ”'
        
    def setY( self, index, value):
        ”'
        set an y-value, index starts at 0
        ”'
        
    def display( self):
        ”'
        clears the screen and displays one GQE only
        ”'
        gra_command( "cls/graphic;display/single %s" % (self.name))
        
    def autoscale( self):
        ”'
        adjusts the window limits
        ”'
        gra_command( "autoscale %s" % (self.name))

    def next( self):
        ”'
        return the 'next' SCAN
        ”'

    def back( self):
        ”'
        return the 'previous' SCAN
        ”'