rasterizestring/rasterize_string_provider.py at master · MathieuChailloux/rasterizestring · GitHub

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

"""
/***************************************************************************
 RasterizeString
                                 A QGIS plugin
 This plugin extends gdal rasterize command to burn values from non-numeric field.
 Generated by Plugin Builder: http://g-sherman.github.io/Qgis-Plugin-Builder/
                              -------------------
        begin                : 2019-03-28
        copyright            : (C) 2019 by Mathieu Chailloux
        email                : mathieu@chailloux.org
 ***************************************************************************/

/***************************************************************************
 *                                                                         *
 *   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__ = 'Mathieu Chailloux'
__date__ = '2019-03-28'
__copyright__ = '(C) 2019 by Mathieu Chailloux'

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

__revision__ = '$Format:%H$'

from qgis.core import QgsProcessingProvider
from .rasterize_string_algorithm import RasterizeStringAlgorithm
from .generate_integer_field_algorithm import GenerateIntegerFieldEditAlgorithm, GenerateIntegerFieldCreationAlgorithm


class RasterizeStringProvider(QgsProcessingProvider):

    def __init__(self):
        QgsProcessingProvider.__init__(self)

    def unload(self):
        """
        Unloads the provider. Any tear-down steps required by the provider
        should be implemented here.
        """
        pass

    def loadAlgorithms(self):
        """
        Loads all algorithms belonging to this provider.
        """
        alglist = [RasterizeStringAlgorithm(),
                   GenerateIntegerFieldEditAlgorithm(),
                   GenerateIntegerFieldCreationAlgorithm()]
        for alg in alglist:
            self.addAlgorithm( alg )

    def id(self):
        """
        Returns the unique provider id, used for identifying the provider. This
        string should be a unique, short, character only string, eg "qgis" or
        "gdal". This string should not be localised.
        """
        return 'RasterizeString'

    def name(self):
        """
        Returns the provider name, which is used to describe the provider
        within the GUI.

        This string should be short (e.g. "Lastools") and localised.
        """
        return self.tr('RasterizeString')

    def longName(self):
        """
        Returns the a longer version of the provider name, which can include
        extra details such as version numbers. E.g. "Lastools LIDAR tools
        (version 2.2.1)". This string should be localised. The default
        implementation returns the same string as name().
        """
        return self.name()