"""LCM type definitions
This file automatically generated by lcm.
DO NOT MODIFY BY HAND!!!!
"""

try:
    import cStringIO.StringIO as BytesIO
except ImportError:
    from io import BytesIO
import struct

import mbari.header_t

class cv_tracker_t(object):
    __slots__ = ["header", "target_x", "target_y", "roi_age_sec", "target_located"]

    __typenames__ = ["mbari.header_t", "double", "double", "double", "boolean"]

    __dimensions__ = [None, None, None, None, None]

    def __init__(self):
        self.header = mbari.header_t()
        self.target_x = 0.0
        self.target_y = 0.0
        self.roi_age_sec = 0.0
        self.target_located = False

    def encode(self):
        buf = BytesIO()
        buf.write(cv_tracker_t._get_packed_fingerprint())
        self._encode_one(buf)
        return buf.getvalue()

    def _encode_one(self, buf):
        assert self.header._get_packed_fingerprint() == mbari.header_t._get_packed_fingerprint()
        self.header._encode_one(buf)
        buf.write(struct.pack(">dddb", self.target_x, self.target_y, self.roi_age_sec, self.target_located))

    def decode(data):
        if hasattr(data, 'read'):
            buf = data
        else:
            buf = BytesIO(data)
        if buf.read(8) != cv_tracker_t._get_packed_fingerprint():
            raise ValueError("Decode error")
        return cv_tracker_t._decode_one(buf)
    decode = staticmethod(decode)

    def _decode_one(buf):
        self = cv_tracker_t()
        self.header = mbari.header_t._decode_one(buf)
        self.target_x, self.target_y, self.roi_age_sec = struct.unpack(">ddd", buf.read(24))
        self.target_located = bool(struct.unpack('b', buf.read(1))[0])
        return self
    _decode_one = staticmethod(_decode_one)

    _hash = None
    def _get_hash_recursive(parents):
        if cv_tracker_t in parents: return 0
        newparents = parents + [cv_tracker_t]
        tmphash = (0x99bc09a411f5c626+ mbari.header_t._get_hash_recursive(newparents)) & 0xffffffffffffffff
        tmphash  = (((tmphash<<1)&0xffffffffffffffff) + (tmphash>>63)) & 0xffffffffffffffff
        return tmphash
    _get_hash_recursive = staticmethod(_get_hash_recursive)
    _packed_fingerprint = None

    def _get_packed_fingerprint():
        if cv_tracker_t._packed_fingerprint is None:
            cv_tracker_t._packed_fingerprint = struct.pack(">Q", cv_tracker_t._get_hash_recursive([]))
        return cv_tracker_t._packed_fingerprint
    _get_packed_fingerprint = staticmethod(_get_packed_fingerprint)