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102 lines
5.5 KiB
Python
102 lines
5.5 KiB
Python
import os
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from PyQt4.QtCore import *
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from PyQt4.QtGui import *
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from sextante.core.SextanteConfig import SextanteConfig, Setting
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from sextante.core.AlgorithmProvider import AlgorithmProvider
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from sextante.core.SextanteLog import SextanteLog
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from sextante.grass.GrassUtils import GrassUtils
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from sextante.grass.GrassAlgorithm import GrassAlgorithm
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from sextante.core.SextanteUtils import SextanteUtils
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from sextante.grass.DefineGrassRegionAction import DefineGrassRegionAction
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from sextante.grass.DefineGrassRegionFromLayerAction import DefineGrassRegionFromLayerAction
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class GrassAlgorithmProvider(AlgorithmProvider):
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def __init__(self):
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AlgorithmProvider.__init__(self)
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#=======================================================================
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# self.actions.append(DefineGrassRegionAction())
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# self.actions.append(DefineGrassRegionFromLayerAction())
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#=======================================================================
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self.createAlgsList() #preloading algorithms to speed up
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def initializeSettings(self):
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AlgorithmProvider.initializeSettings(self)
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if SextanteUtils.isWindows() or SextanteUtils.isMac():
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SextanteConfig.addSetting(Setting(self.getDescription(), GrassUtils.GRASS_FOLDER, "GRASS folder", GrassUtils.grassPath()))
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SextanteConfig.addSetting(Setting(self.getDescription(), GrassUtils.GRASS_WIN_SHELL, "Msys folder", GrassUtils.grassWinShell()))
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SextanteConfig.addSetting(Setting(self.getDescription(), GrassUtils.GRASS_LOG_COMMANDS, "Log execution commands", False))
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SextanteConfig.addSetting(Setting(self.getDescription(), GrassUtils.GRASS_LOG_CONSOLE, "Log console output", False))
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#SextanteConfig.addSetting(Setting(self.getDescription(), GrassUtils.GRASS_AUTO_REGION, "Use min covering region", True))
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SextanteConfig.addSetting(Setting(self.getDescription(), GrassUtils.GRASS_LATLON, "Coordinates are lat/lon", False))
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#=======================================================================
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# SextanteConfig.addSetting(Setting(self.getDescription(), GrassUtils.GRASS_REGION_XMIN, "GRASS Region min x", 0))
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# SextanteConfig.addSetting(Setting(self.getDescription(), GrassUtils.GRASS_REGION_YMIN, "GRASS Region min y", 0))
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# SextanteConfig.addSetting(Setting(self.getDescription(), GrassUtils.GRASS_REGION_XMAX, "GRASS Region max x", 1000))
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# SextanteConfig.addSetting(Setting(self.getDescription(), GrassUtils.GRASS_REGION_YMAX, "GRASS Region max y", 1000))
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# SextanteConfig.addSetting(Setting(self.getDescription(), GrassUtils.GRASS_REGION_CELLSIZE, "GRASS Region cellsize", 100))
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#=======================================================================
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SextanteConfig.addSetting(Setting(self.getDescription(), GrassUtils.GRASS_HELP_FOLDER, "GRASS help folder", GrassUtils.grassHelpPath()))
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def unload(self):
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AlgorithmProvider.unload(self)
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if SextanteUtils.isWindows() or SextanteUtils.isMac():
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SextanteConfig.removeSetting(GrassUtils.GRASS_FOLDER)
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SextanteConfig.removeSetting(GrassUtils.GRASS_WIN_SHELL)
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#SextanteConfig.removeSetting(GrassUtils.GRASS_AUTO_REGION)
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SextanteConfig.removeSetting(GrassUtils.GRASS_LATLON)
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#=======================================================================
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# SextanteConfig.removeSetting(GrassUtils.GRASS_REGION_XMIN)
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# SextanteConfig.removeSetting(GrassUtils.GRASS_REGION_YMIN)
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# SextanteConfig.removeSetting(GrassUtils.GRASS_REGION_XMAX)
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# SextanteConfig.removeSetting(GrassUtils.GRASS_REGION_YMAX)
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# SextanteConfig.removeSetting(GrassUtils.GRASS_REGION_CELLSIZE)
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#=======================================================================
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SextanteConfig.removeSetting(GrassUtils.GRASS_HELP_FOLDER)
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SextanteConfig.removeSetting(GrassUtils.GRASS_LOG_COMMANDS)
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SextanteConfig.removeSetting(GrassUtils.GRASS_LOG_CONSOLE)
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def createAlgsList(self):
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self.preloadedAlgs = []
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folder = GrassUtils.grassDescriptionPath()
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for descriptionFile in os.listdir(folder):
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if descriptionFile.endswith("txt"):
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try:
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alg = GrassAlgorithm(os.path.join(folder, descriptionFile))
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if alg.name.strip() != "":
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self.preloadedAlgs.append(alg)
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else:
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SextanteLog.addToLog(SextanteLog.LOG_ERROR, "Could not open GRASS algorithm: " + descriptionFile)
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except Exception,e:
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SextanteLog.addToLog(SextanteLog.LOG_ERROR, "Could not open GRASS algorithm: " + descriptionFile)
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#self.preloadedAlgs.append(nviz())
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def _loadAlgorithms(self):
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self.algs = self.preloadedAlgs
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def getDescription(self):
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return "GRASS commands"
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def getName(self):
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return "grass"
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def getIcon(self):
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return QIcon(os.path.dirname(__file__) + "/../images/grass.png")
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def createDescriptionFiles(self):
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folder = "C:\\descs\\grass"
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i = 0
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for alg in self.preloadedAlgs:
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f = open (os.path.join(folder, alg.name +".txt"), "w")
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f.write(alg.name + "\n")
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f.write(alg.name + "\n")
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f.write(alg.group + "\n")
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for param in alg.parameters:
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f.write(param.serialize() + "\n")
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for out in alg.outputs:
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f.write(out.serialize() + "\n")
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f.close()
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i+=1
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