Added calibration data download view

from labthings.server.view import View

from labthings.server.find import find_component

from labthings.server.extensions import BaseExtension

from labthings.server.decorators import marshal_task, ThingAction, use_args

from labthings.server.decorators import marshal_task, ThingAction, use_args, ThingProperty

from labthings.server import fields

from labthings.core.tasks import taskify

from labthings.core.utilities import get_by_path, set_by_path, create_from_path

from flask import abort, jsonify

from flask import abort, send_file

import logging

import time

import numpy as np

import PIL

import io

import os

import json

from .camera_stage_calibration_1d import calibrate_backlash_1d, image_to_stage_displacement_from_1d

from .camera_stage_tracker import Tracker

from openflexure_microscope.utilities import axes_to_array

from openflexure_microscope.paths import data_file_path

from openflexure_microscope.config import JSONEncoder

CSM_DATAFILE_NAME = "csm_calibration.json"

CSM_DATAFILE_PATH = data_file_path(CSM_DATAFILE_NAME)

class CSMExtension(BaseExtension):

    """

        )

    _microscope = None

    @property

    def microscope(self):

        # TODO: does caching the microscope actually help?

        # Combine X and Y calibrations to make a 2D calibration

        cal_xy = image_to_stage_displacement_from_1d([cal_x, cal_y])

        self.update_settings(cal_xy)

        return {

        data = {

            "camera_stage_mapping_calibration": cal_xy,

            "linear_calibration_x": cal_x,

            "linear_calibration_y": cal_y,

        }

        with open(CSM_DATAFILE_PATH, 'w') as f:

            json.dump(data, f, cls=JSONEncoder)

        return data

    @property

    def image_to_stage_displacement_matrix(self):

        try:

        """Move the microscope stage, such that we move by a given number of pixels on the camera"""

        csm_extension.move_in_image_coordinates(np.array([args.get("x"), args.get("y")]))

        return jsonify(csm_extension.microscope.state["stage"]["position"])

        return csm_extension.microscope.state["stage"]["position"]

csm_extension.add_view(MoveInImageCoordinatesView, "/move_in_image_coordinates")

@ThingProperty

class GetCalibrationFile(View):

    def get(self):

        """Get the calibration data in JSON format."""

        datafile_name = CSM_DATAFILE_NAME

        datafile_path = CSM_DATAFILE_PATH

        if os.path.isfile(datafile_path):

            with open(datafile_path, 'rb') as f:

                return json.load(f)

        else:

            return {}

csm_extension.add_view(GetCalibrationFile, "/get_calibration")

 No newline at end of file