# -*- coding: utf-8 -*-

"""
***************************************************************************
    lasnoise.py
    ---------------------
    Date                 : September 2013
    Copyright            : (C) 2013 by Martin Isenburg
    Email                : martin near rapidlasso point com
***************************************************************************
*                                                                         *
*   This program is free software; you can redistribute it and/or modify  *
*   it under the terms of the GNU General Public License as published by  *
*   the Free Software Foundation; either version 2 of the License, or     *
*   (at your option) any later version.                                   *
*                                                                         *
***************************************************************************
"""

__author__ = 'Martin Isenburg'
__date__ = 'September 2013'
__copyright__ = '(C) 2013, Martin Isenburg'

# This will get replaced with a git SHA1 when you do a git archive

__revision__ = '$Format:%H$'

import os
from LAStoolsUtils import LAStoolsUtils
from LAStoolsAlgorithm import LAStoolsAlgorithm

from processing.parameters.ParameterNumber import ParameterNumber
from processing.parameters.ParameterSelection import ParameterSelection


class lasnoise(LAStoolsAlgorithm):

    ISOLATED = 'ISOLATED'
    STEP_XY = 'STEP_XY'
    STEP_Z = 'STEP_Z'
    OPERATION = 'OPERATION'
    OPERATIONS = ['classify', 'remove']
    CLASSIFY_AS = 'CLASSIFY_AS'

    def defineCharacteristics(self):
        self.name = 'lasnoise'
        self.group = 'LAStools'
        self.addParametersVerboseGUI()
        self.addParametersPointInputGUI()
        self.addParameter(ParameterNumber(lasnoise.ISOLATED,
                          'isolated if surrounding cells have only', 0, None,
                          5))
        self.addParameter(ParameterNumber(lasnoise.STEP_XY,
                          'resolution of isolation grid in xy', 0, None, 4.0))
        self.addParameter(ParameterNumber(lasnoise.STEP_Z,
                          'resolution of isolation grid in z ', 0, None, 4.0))
        self.addParameter(ParameterSelection(lasnoise.OPERATION,
                          'what to do with isolated points',
                          lasnoise.OPERATIONS, 0))
        self.addParameter(ParameterNumber(lasnoise.CLASSIFY_AS, 'classify as',
                          0, None, 7))
        self.addParametersPointOutputGUI()

    def processAlgorithm(self, progress):
        commands = [os.path.join(LAStoolsUtils.LAStoolsPath(), 'bin',
                    'lasnoise.exe')]
        self.addParametersVerboseCommands(commands)
        self.addParametersPointInputCommands(commands)
        isolated = self.getParameterValue(lasnoise.ISOLATED)
        commands.append('-isolated')
        commands.append(str(isolated))
        step_xy = self.getParameterValue(lasnoise.STEP_XY)
        commands.append('-step_xy')
        commands.append(str(step_xy))
        step_z = self.getParameterValue(lasnoise.STEP_Z)
        commands.append('-step_z')
        commands.append(str(step_z))
        operation = self.getParameterValue(lasnoise.OPERATION)
        if operation != 0:
            commands.append('-remove_noise')
        else:
            commands.append('-classify_as')
            classify_as = self.getParameterValue(lasnoise.CLASSIFY_AS)
            commands.append(str(classify_as))
        self.addParametersPointOutputCommands(commands)

        LAStoolsUtils.runLAStools(commands, progress)