main.py

# -*- coding: utf-8 -*-
"""
/***************************************************************************
 EnMAPBox
                                 A QGIS plugin
 EnMAP-Box V3
                              -------------------
        begin                : 2015-08-20
        git sha              : $Format:%H$
        copyright            : (C) 2015 by HU-Berlin
        email                : bj@geo.hu-berlin.de
 ***************************************************************************/

/***************************************************************************
 *                                                                         *
 *   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.                                   *
 *                                                                         *
 ***************************************************************************/
"""

# Import the code for the dialog
import os, sys, re, fnmatch, collections, copy, traceback, six
from qgis.core import *
#os.environ['PATH'] += os.pathsep + r'C:\OSGeo4W64\bin'

from osgeo import gdal, ogr, osr, gdal_array

DEBUG = True
import qgis.analysis
try:
    from qgis.gui import *
    import qgis
    qgis_available = True

    #import console.console_output
    #console.show_console()
    #sys.stdout = console.console_output.writeOut()
    #sys.stderr = console.console_output.writeOut()

except:
    print('Can not find QGIS instance')
    qgis_available = False

import numpy as np

import sys, bisect, multiprocessing, site
from PyQt4.QtCore import *
from PyQt4.QtGui import *
from PyQt4.uic.Compiler.qtproxies import QtGui, QtCore
import code
import codecs

#abbreviations
from timeseriesviewer import jp, mkdir, DIR_SITE_PACKAGES, file_search, dprint
from timeseriesviewer.timeseries import *




#I don't know why, but this is required to run this in QGIS
#todo: still required?
path = os.path.abspath(jp(sys.exec_prefix, '../../bin/pythonw.exe'))
if os.path.exists(path):
    multiprocessing.set_executable(path)
    sys.argv = [ None ]

#ensure that required non-standard modules are available

import pyqtgraph as pg


class SpatialExtent(QgsRectangle):
    """
    Object to keep QgsRectangle and QgsCoordinateReferenceSystem together
    """
    @staticmethod
    def fromMapCanvas(mapCanvas):
        assert isinstance(mapCanvas, QgsMapCanvas)
        extent = mapCanvas.extent()
        crs = mapCanvas.mapSettings().destinationCrs()
        return SpatialExtent(crs, extent)

    def __init__(self, crs, *args):
        assert isinstance(crs, QgsCoordinateReferenceSystem)
        super(SpatialExtent, self).__init__(*args)
        self.mCrs = crs

    def setCrs(self, crs):
        assert isinstance(crs, QgsCoordinateReferenceSystem)
        self.mCrs = crs

    def crs(self):
        return self.mCrs

    def toCrs(self, crs):
        assert isinstance(crs, QgsCoordinateReferenceSystem)
        box = QgsRectangle(self)
        if self.mCrs != crs:
            trans = QgsCoordinateTransform(self.mCrs, crs)
            box = trans.transformBoundingBox(box)
        return SpatialExtent(crs, box)

    def __copy__(self):
        return SpatialExtent(self.crs(), QgsRectangle(self))

    def combineExtentWith(self, *args):
        if args is None:
            return
        elif isinstance(args[0], SpatialExtent):
            extent2 = args[0].toCrs(self.crs())
            self.combineExtentWith(QgsRectangle(extent2))
        else:
            super(SpatialExtent, self).combineExtentWith(*args)

    def setCenter(self, centerPoint, crs=None):

        if crs and crs != self.crs():
            trans = QgsCoordinateTransform(crs, self.crs())
            centerPoint = trans.transform(centerPoint)

        delta = centerPoint - self.center()
        self.setXMaximum(self.xMaximum() + delta.x())
        self.setXMinimum(self.xMinimum() + delta.x())
        self.setYMaximum(self.yMaximum() + delta.y())
        self.setYMinimum(self.yMinimum() + delta.y())


    def __cmp__(self, other):
        if other is None: return 1
        s = ""

    def __eq__(self, other):
        s = ""

    def __sub__(self, other):
        raise NotImplementedError()

    def __mul__(self, other):
        raise NotImplementedError()

    def upperLeft(self):
        return self.xMinimum(), self.yMaximum()

    def lowerRight(self):
        return self.xMaximum(), self.yMinimum()

    def __repr__(self):

        return '{} {} {}'.format(self.upperLeft(), self.lowerRight(), self.crs().authid())

class TsvMimeDataUtils(QObject):
    def __init__(self, mimeData):
        assert isinstance(mimeData, QMimeData)
        super(TsvMimeDataUtils, self).__init__()

        self.mimeData = mimeData

        self.xmlDoc = QDomDocument()

        if self.mimeData.hasText():
            self.xmlDoc.setContent(self.mimeData.text())
        self.xmlRoot = self.xmlDoc.documentElement()
        pass

    def hasRasterStyle(self):
        if self.xmlRoot.tagName() == 'qgis':
            elem = self.xmlRoot.elementsByTagName('rasterrenderer')
            return elem.count() != 0

        return False


    def rasterStyle(self, qgisDataType):

        elem = self.xmlRoot.elementsByTagName('rasterrenderer').item(0).toElement()
        type = str(elem.attribute('type'))
        from qgis.core import QGis, QgsContrastEnhancement

        def bandSettings(colorName):
            band = int(elem.attribute(colorName + 'Band'))
            ceNode = elem.elementsByTagName(colorName + 'ContrastEnhancement').item(0)
            vMin = float(ceNode.firstChildElement('minValue').firstChild().nodeValue())
            vMax = float(ceNode.firstChildElement('maxValue').firstChild().nodeValue())
            ceName = ceNode.firstChildElement('algorithm').firstChild().nodeValue()
            ceAlg = QgsContrastEnhancement.contrastEnhancementAlgorithmFromString(ceName)
            ce = QgsContrastEnhancement(qgisDataType)
            ce.setContrastEnhancementAlgorithm(ceAlg)
            ce.setMinimumValue(vMin)
            ce.setMaximumValue(vMax)
            return band, ce

        style = None
        if type == 'multibandcolor':
                A = int(elem.attribute('alphaBand'))
                O = int(elem.attribute('opacity'))
                R, ceR = bandSettings('red')
                G, ceG = bandSettings('green')