label_object.py

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#
# Copyright (c) 2010, Georgia Tech Research Corporation
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#  \author Martin Schuster (Healthcare Robotics Lab, Georgia Tech.)
class label_object(object):


    def __init__(self):
        '''
        Constructor
        '''
        self.points = []
        self.label = 'object'
        
        
    def get_points(self):
        return self.points

        
    def add_point(self, x):
        self.points.append(x)  
        
        
    def set_label(self, label):
        self.label = label
        
    def get_label(self):
        return self.label      
    
    def get_type(self):
        if self.label == 'edge' or self.label == 'edge_up' or self.label == 'edge_down':
            return 'line'
        else:
            return 'polygon'
    
    def set_type(self, type):
        self.type = type
    
    def delete_last_point(self): 
        self.points.pop()
        
    def is_empty(self):
        return len(self.points)==0