# -*- coding: utf-8 -*-
"""
Created on Feb. 14th 2018
"""
from __future__ import (absolute_import, division, print_function,
unicode_literals)
from builtins import open, bytes, str
__author__ = "yuhao"
import json
[docs]class ThreePoints(object):
"""
inline, crossline and z coordinates of three points in survey
"""
def __init__(self, json_file=None):
self.json_file = None
self.dict_survey = None
self.startInline = None
self.endInline = None
self.stepInline = None
self.startCrline = None
self.endCrline = None
self.stepCrline = None
self.startDepth = None
self.endDepth = None
self.stepDepth = None
self.zType = None
self.inline_A = None
self.crline_A = None
self.east_A = None
self.north_A = None
self.inline_B = None
self.crline_B = None
self.east_B = None
self.north_B = None
self.inline_C = None
self.crline_C = None
self.east_C = None
self.north_C = None
if json_file is not None:
if isinstance(json_file, (bytes, str)):
self.json_file = json_file
self._read_json()
elif isinstance(json_file, dict):
self.dict_survey = json_file
self._parse_survey_setting()
else:
raise Exception("json_file is None")
def _read_json(self):
try:
with open(self.json_file, 'r') as fl:
self.dict_survey = json.load(fl)
except ValueError as e:
print(e.message)
def _parse_survey_setting(self):
try:
self._parse_survey_setting_v1()
except Not_threepoints_v1_Exception:
try:
self._parse_survey_setting_v2()
except Not_threepoints_v2_Exception:
print("cannot parse file")
raise Invalid_threepoints_Exception
def _parse_survey_setting_v1(self):
# with open(json_file, 'r') as file:
# dict_survey = json.load(file)
try:
coordinate = self.dict_survey["Coordinate"]
self.inline_A, self.crline_A, self.east_A, self.north_A = \
coordinate[0]
self.inline_B, self.crline_B, self.east_B, self.north_B = \
coordinate[1]
self.inline_C, self.crline_C, self.east_C, self.north_C = \
coordinate[2]
inline_range = self.dict_survey["inline"]
self.startInline, self.endInline, self.stepInline = inline_range
crline_range = self.dict_survey["crline"]
self.startCrline, self.endCrline, self.stepCrline = crline_range
z_range = self.dict_survey["depth"]
self.startDepth, self.endDepth, self.stepDepth = z_range
except KeyError:
raise Not_threepoints_v1_Exception
# print(e.message)
def _parse_survey_setting_v2(self):
# with open(json_file, 'r') as file:
# dict_survey = json.load(file)
try:
self.startInline, self.endInline, self.stepInline = \
self.dict_survey["inline_range"]
self.startCrline, self.endCrline, self.stepCrline = \
self.dict_survey["crline_range"]
self.startDepth, self.endDepth, self.stepDepth, self.zType = \
self.dict_survey["z_range"]
# self.zType = self.dict_survey["z_range"][2]
self.inline_A, self.crline_A, self.east_A, self.north_A = \
self.dict_survey["point_A"]
self.inline_B, self.crline_B, self.east_B, self.north_B = \
self.dict_survey["point_B"]
self.inline_C, self.crline_C, self.east_C, self.north_C = \
self.dict_survey["point_C"]
except KeyError:
# print(e.message)
raise Not_threepoints_v2_Exception
[docs]class Not_threepoints_v1_Exception(Exception):
def __init__(self, message=None):
self.message = message
self.message = "Not three points V1 file"
super(Not_threepoints_v1_Exception, self).__init__(self.message)
[docs]class Not_threepoints_v2_Exception(Exception):
def __init__(self, message=None):
self.message = message
self.message = "Not three points V2 file"
super(Not_threepoints_v2_Exception, self).__init__(self.message)
[docs]class Invalid_threepoints_Exception(Exception):
def __init__(self, message=None):
self.message = message
self.message = "Not valid three points file"
super(Invalid_threepoints_Exception, self).__init__(self.message)
