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plugin.py
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plugin.py
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#coding=utf-8
# Программный код, находящийся в данном файле, распространяется по лицензии GPLv3
from PyQt4.QtCore import *
from PyQt4.QtGui import *
from qgis.core import *
import resources_rc, dialog_sfire, dialog_about
import sfire
class CSFireDialog(QDialog):
def __init__(self, tfname):
QDialog.__init__(self)
translator = QTranslator()
translator.load(tfname)
QApplication.installTranslator(translator)
self.__ui = dialog_sfire.Ui_SFireDialog()
self.__ui.setupUi(self)
self.__ui.retranslateUi(self)
self.__widgets = [self.__ui.high_1_load, self.__ui.low_1_load, self.__ui.aoi_1_load, self.__ui.forest_1_load,
self.__ui.c3_1_save, self.__ui.c2_1_save, self.__ui.c1_1_save, self.__ui.op_1, self.__ui.c3_2_load,
self.__ui.c2_2_load, self.__ui.c1_2_load, self.__ui.svm_123_2_save, self.__ui.svm_12_2_save, self.__ui.op_2,
self.__ui.prepare_3_load, self.__ui.aoi_3_load, self.__ui.forest_3_load, self.__ui.svm_123_3_load, self.__ui.svm_12_3_load,
self.__ui.dst_3_save, self.__ui.op_3, self.__ui.is_load_3]
def __message(self, msg):
self.__ui.console.addItem(msg)
if self.__ui.console.count() > 18:
item = self.__ui.console.takeItem(0)
self.__ui.console.removeItemWidget(item)
self.__ui.console.repaint()
self.repaint()
def __wait(self, child, queue):
msg = ""
self.__ui.console.clear()
while msg not in ["Success", "Fail"]:
try:
msg = queue.get(timeout = 0.001)
self.__message(msg)
except:
self.__ui.console.repaint()
self.repaint()
return (msg == "Success")
def high_1_load(self):
self.__ui.high_1.setText(QFileDialog.getExistingDirectory(self, QApplication.translate("CSFireDialog", "Older satellite image"), "."))
self.__op_enable(1)
def low_1_load(self):
self.__ui.low_1.setText(QFileDialog.getExistingDirectory(self, QApplication.translate("CSFireDialog", "Later satellite image"), "."))
self.__op_enable(1)
def aoi_1_load(self):
self.__ui.aoi_1.setText(QFileDialog.getOpenFileName(self, QApplication.translate("CSFireDialog", "AOI"), ".",
QApplication.translate("CSFireDialog", "ESRI Shapefile (*.shp)")))
self.__op_enable(1)
def forest_1_load(self):
self.__ui.forest_1.setText(QFileDialog.getOpenFileName(self, QApplication.translate("CSFireDialog", "Forest map"), ".",
QApplication.translate("CSFireDialog", "ESRI Shapefile (*.shp)")))
self.__op_enable(1)
def __examples_save_dialog(self, name, edit):
dialog = QFileDialog(self, name, ".", QApplication.translate("CSFireDialog", "Examples file (*.bin)"))
dialog.setAcceptMode(QFileDialog.AcceptSave)
dialog.setDefaultSuffix("bin")
if dialog.exec_():
edit.setText(dialog.selectedFiles()[0])
else:
edit.setText("")
self.__op_enable(1)
def c3_1_save(self):
self.__examples_save_dialog(QApplication.translate("CSFireDialog", "Forest class"), self.__ui.c3_1)
def c2_1_save(self):
self.__examples_save_dialog(QApplication.translate("CSFireDialog", "Smell of burning class"), self.__ui.c2_1)
def c1_1_save(self):
self.__examples_save_dialog(QApplication.translate("CSFireDialog", "Not forest, not smell of burning class"), self.__ui.c1_1)
def c3_2_load(self):
self.__ui.c3_2.setText(QFileDialog.getOpenFileName(self, QApplication.translate("CSFireDialog", "Forest class"), ".",
QApplication.translate("CSFireDialog", "Examples file (*.bin)")))
self.__op_enable(2)
def c2_2_load(self):
self.__ui.c2_2.setText(QFileDialog.getOpenFileName(self, QApplication.translate("CSFireDialog", "Smell of burning class"), ".",
QApplication.translate("CSFireDialog", "Examples file (*.bin)")))
self.__op_enable(2)
def c1_2_load(self):
self.__ui.c1_2.setText(QFileDialog.getOpenFileName(self, QApplication.translate("CSFireDialog", "Not forest, not smell of burning class"), ".",
QApplication.translate("CSFireDialog", "Examples file (*.bin)")))
self.__op_enable(2)
def __svm_save_dialog(self, name, edit):
dialog = QFileDialog(self, name, ".", QApplication.translate("CSFireDialog", "SVM file (*.svm)"))
dialog.setAcceptMode(QFileDialog.AcceptSave)
dialog.setDefaultSuffix("svm")
if dialog.exec_():
edit.setText(dialog.selectedFiles()[0])
else:
edit.setText("")
self.__op_enable(2)
def svm_123_2_save(self):
self.__svm_save_dialog(QApplication.translate("CSFireDialog", "SVM, that separates the forest class and other classes"), self.__ui.svm_123_2)
def svm_12_2_save(self):
self.__svm_save_dialog(QApplication.translate("CSFireDialog", "SVM, that separates the other classes"), self.__ui.svm_12_2)
def prepare_3_load(self):
self.__ui.prepare_3.setText(QFileDialog.getExistingDirectory(self, QApplication.translate("CSFireDialog", "Satellite image"), ".",
QFileDialog.ShowDirsOnly))
self.__op_enable(3)
def aoi_3_load(self):
self.__ui.aoi_3.setText(QFileDialog.getOpenFileName(self, QApplication.translate("CSFireDialog", "AOI"), ".",
QApplication.translate("CSFireDialog", "ESRI Shapefile (*.shp)")))
self.__op_enable(3)
def forest_3_load(self):
self.__ui.forest_3.setText(QFileDialog.getOpenFileName(self, QApplication.translate("CSFireDialog", "Forest map"), ".",
QApplication.translate("CSFireDialog", "ESRI Shapefile (*.shp)")))
self.__op_enable(3)
def svm_123_3_load(self):
self.__ui.svm_123_3.setText(QFileDialog.getOpenFileName(self,
QApplication.translate("CSFireDialog", "SVM, that separates the forest class and other classes"), ".",
QApplication.translate("CSFireDialog", "SVM file (*.svm)")))
self.__op_enable(3)
def svm_12_3_load(self):
self.__ui.svm_12_3.setText(QFileDialog.getOpenFileName(self,
QApplication.translate("CSFireDialog", "SVM, that separates the other classes"), ".",
QApplication.translate("CSFireDialog", "SVM file (*.svm)")))
self.__op_enable(3)
def dst_3_save(self):
dialog = QFileDialog(self, QApplication.translate("CSFireDialog", "Resulting mask"), ".",
QApplication.translate("CSFireDialog", "GeoTIFF (*.tif *tiff)"))
dialog.setAcceptMode(QFileDialog.AcceptSave)
dialog.setDefaultSuffix("tif")
if dialog.exec_():
self.__ui.dst_3.setText(dialog.selectedFiles()[0])
else:
self.__ui.dst_3.setText("")
self.__op_enable(3)
def __op_begin(self):
self.__widgets_status = []
for w in self.__widgets:
self.__widgets_status.append(w.isEnabled())
w.setEnabled(False)
def __op_end(self):
for i in range(0, len(self.__widgets)):
self.__widgets[i].setEnabled(self.__widgets_status[i])
def __op_enable(self, ind):
if ind == 1:
self.__ui.op_1.setEnabled(not (self.__ui.high_1.text().isEmpty() or self.__ui.low_1.text().isEmpty() or self.__ui.aoi_1.text().isEmpty() or \
self.__ui.forest_1.text().isEmpty() or self.__ui.c3_1.text().isEmpty() or self.__ui.c2_1.text().isEmpty() or \
self.__ui.c1_1.text().isEmpty()))
elif ind == 2:
self.__ui.op_2.setEnabled(not (self.__ui.c3_2.text().isEmpty() or self.__ui.c2_2.text().isEmpty() or self.__ui.c1_2.text().isEmpty() or \
self.__ui.svm_123_2.text().isEmpty() or self.__ui.svm_12_2.text().isEmpty()))
elif ind == 3:
self.__ui.op_3.setEnabled(not (self.__ui.prepare_3.text().isEmpty() or self.__ui.aoi_3.text().isEmpty() or \
self.__ui.forest_3.text().isEmpty() or self.__ui.svm_123_3.text().isEmpty() or self.__ui.svm_12_3.text().isEmpty() or \
self.__ui.dst_3.text().isEmpty()))
def op_1(self):
self.__op_begin()
try:
(child, queue) = sfire.gen_samples(
sat_first_dname = str(self.__ui.high_1.text().toUtf8()),
sat_second_dname = str(self.__ui.low_1.text().toUtf8()),
shp_aoi_fname = str(self.__ui.aoi_1.text().toUtf8()),
shp_forest_fname = str(self.__ui.forest_1.text().toUtf8()),
out_fname = [str(self.__ui.c1_1.text().toUtf8()), str(self.__ui.c2_1.text().toUtf8()), str(self.__ui.c3_1.text().toUtf8())])
self.__wait(child, queue)
except:
self.__message("Fail")
self.__op_end()
def op_2(self):
self.__op_begin()
try:
(child, queue) = sfire.teach(
in_fname = [str(self.__ui.c1_2.text().toUtf8()), str(self.__ui.c2_2.text().toUtf8()), str(self.__ui.c3_2.text().toUtf8())],
out_fname = [str(self.__ui.svm_123_2.text().toUtf8()), str(self.__ui.svm_12_2.text().toUtf8())])
self.__wait(child, queue)
except:
self.__message("Fail")
self.__op_end()
def op_3(self):
self.__op_begin()
try:
(child, queue) = sfire.process(
sat_dname = str(self.__ui.prepare_3.text().toUtf8()),
result_fname = str(self.__ui.dst_3.text().toUtf8()),
shp_aoi_fname = str(self.__ui.aoi_3.text().toUtf8()),
shp_forest_fname = str(self.__ui.forest_3.text().toUtf8()),
svm_fname = [str(self.__ui.svm_123_3.text().toUtf8()), str(self.__ui.svm_12_3.text().toUtf8())])
if self.__wait(child, queue) and self.__ui.is_load_3.isChecked():
path = self.__ui.dst_3.text()
layer = QgsRasterLayer(path, QFileInfo(path).baseName())
if not layer.isValid():
raise
QgsMapLayerRegistry.instance().addMapLayer(layer)
except:
self.__message("Fail")
self.__op_end()
class CAbout(QDialog):
def __init__(self, tfname):
QDialog.__init__(self)
translator = QTranslator()
translator.load(tfname)
QApplication.installTranslator(translator)
self.__ui = dialog_about.Ui_AboutDialog()
self.__ui.setupUi(self)
class CSFirePlugin():
def __init__(self, iface):
############################################################################
# Язык (en или ru)
lname = str(QLocale.system().name())[0:2]
if lname not in ["en", "ru"]:
lname = "en"
self.__tfname = ":/plugins/sfire/i10n/translation/i10n_" + lname + ".qm"
############################################################################
translator = QTranslator()
translator.load(self.__tfname)
QApplication.installTranslator(translator)
self.iface = iface
self.plugin_name = QApplication.translate("CSFireDialog", "Mapping of burnt forest areas")
self.item = {
"sfire" : {"action" : None, "run" : self.run_sfire, "ename" : "sfire",
"name" : QApplication.translate("CSFireDialog", "Mapping of burnt forest areas")},
"about" : {"action" : None, "run" : self.run_about, "ename" : "about", "name" : QApplication.translate("CSFireDialog", "About plugin")}
}
def initGui(self):
for item in self.item:
self.item[item]["action"] = QAction(QIcon(":/plugins/sfire/icons/" + self.item[item]["ename"] + ".png"), self.item[item]["name"],
self.iface.mainWindow())
self.item[item]["action"].setWhatsThis(self.item[item]["name"])
self.item[item]["action"].setStatusTip(self.item[item]["name"])
QObject.connect(self.item[item]["action"], SIGNAL("triggered()"), self.item[item]["run"])
self.iface.addToolBarIcon(self.item[item]["action"])
self.iface.addPluginToMenu(self.plugin_name, self.item[item]["action"])
QObject.connect(self.iface.mapCanvas(), SIGNAL("renderComplete(QPainter *)"), self.renderTest)
def unload(self):
for item in self.item:
self.iface.removePluginMenu(self.plugin_name, self.item[item]["action"])
self.iface.removeToolBarIcon(self.item[item]["action"])
QObject.disconnect(self.iface.mapCanvas(), SIGNAL("renderComplete(QPainter *)"), self.renderTest)
def run_sfire(self):
CSFireDialog(self.__tfname).exec_()
def run_about(self):
CAbout(self.__tfname).exec_()
def renderTest(self, painter):
pass