class GCodeParser():
    def __init__(self, gcode_file):
        self.gcode_file = gcode_file
        self.lines = []
        self._parse_gcode()
    
    def _parse_gcode(self):
        from pygcode import Line, Machine
        machine = Machine()
        positions = []
        with open(self.gcode_file, "r") as gcode_file:
            for line_text in gcode_file:
                line = Line(line_text)
                if line.block.gcodes:
                    machine.process_gcodes(*line.block.gcodes)
                    positions.append((machine.pos.X, machine.pos.Y, machine.pos.Z))
        self.lines = positions

    def get_positions(self):
        return self.lines