/usr/share/pysatellites/mainWindow.py is in pysatellites 2.4-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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"""
code pour la fenêtre principale de pysatellites
"""
licence="""
the file mainWindow.py is part of the package pysatellites.
Copyright (C) 2007-2008 Jean-Baptiste Butet <ashashiwa@gmail.com>,
(C) 2007-2008 Georges Khaznadar <georgesk@ofset.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 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
"""
import sys, os
from PyQt4.QtCore import *
from PyQt4.QtGui import *
from glob import glob
from UI_pysat import Ui_MainWindow
from traj_satellite import Trajectoire
from math import pi, cos, sin, fabs
from astres import astreNom
from point import Point
from matplotlib_widget import MyMplCanvas
from repertoire import repertoire
from video import Cinema
import flottant as flottant
from debug import Debug
class StartQT4(QMainWindow):
def __init__(self, parent, rep=None , debugger=Debug(1), app=None):
QMainWindow.__init__(self)
QWidget.__init__(self, parent)
self.debug=debugger
self.app=app
self.ui = Ui_MainWindow()
self.ui.setupUi(self)
if rep == None:
self.rep=repertoire(sys.argv[0])
else:
self.rep=rep
self.trajectoire = Trajectoire(self.ui.afficheur, 6400, self, debugger=self.debug)
self.initAstres()
self.ui.masse_astre.setText(QApplication.translate("MainWindow", "6x10^24", None, QApplication.UnicodeUTF8))
self.ui.rayon_astre.setText(QApplication.translate("MainWindow", "6400", None, QApplication.UnicodeUTF8))
os.chdir(self.rep.chemin("defaut"))
self.image_sat=QPixmap("icones/sat_mini.gif")
self.connexions_signaux()
self.placeDepart()
self.cinemaThread=None
self.progress=None
def getRayonAstre(self):
return flottant.traduit(self.ui.rayon_astre.text())*1000
def placeDepart(self):
"""
place la croix à la position de départ du satellite et figure
le vecteur vitesse
"""
self.trajectoire.efface()
x=0
y=(flottant.traduit(self.ui.rayon_astre.text())+flottant.traduit(self.ui.altitude_objet.text()))*1000
self.trajectoire.setEchelle(y,"max")
vx=flottant.traduit(self.ui.vitesse_tangentielle_objet.text())
vy=flottant.traduit(self.ui.vitesse_normale_objet.text())
self.trajectoire.dessine([(x,y,0,vx,vy,0)])
self.trajectoire.update()
def initAstres(self):
"""
Peuple le combo avec les noms d'astres
"""
for a in astreNom:
self.ui.astreCombo.addItem(QApplication.translate("MainWindow", a[0], None, QApplication.UnicodeUTF8))
self.ui.astreCombo.setEditable(False)
self.ui.astreCombo.setCurrentIndex(0)
self.astreCourant="earth"
self.choisi_astre(0)
def connexions_signaux(self):
QObject.connect(self.ui.Bouton_Lancer,SIGNAL("clicked()"), self.trajectoire.lance)
QObject.connect(self.ui.Button_efface,SIGNAL("clicked()"), self.efface_trajectoire)
QObject.connect(self.ui.bouton_video,SIGNAL("clicked()"), self.cinema)
QObject.connect(self.ui.altitude_objet,SIGNAL("editingFinished()"), self.placeDepart)
QObject.connect(self.ui.astreCombo,SIGNAL("currentIndexChanged(int)"),self.choisi_astre)
QObject.connect(self.ui.radioButton_Frenet,SIGNAL("toggled(bool)"), self.choisi_coordoonees)
#QObject.connect(self.ui.checkBox_efface,SIGNAL("stateChanged(bool)"), self.change_comportement_effacege)
timer = QTimer(self);
QObject.connect(timer, SIGNAL("timeout()"), self.routines);
timer.start(1000);
self.ui.mTerre.setReadOnly (True)
self.ui.rTerre.setReadOnly (True)
self.ui.auSujetAstre.setReadOnly (True)
def change_comportement_effacege(self,int):
pass
def efface_trajectoire(self):
self.trajectoire.efface()
self.placeDepart()
def cinema(self):
if self.cinemaThread!=None and self.cinemaThread.isAlive():
return
import datetime,copy
from numpy import arange
date=datetime.datetime(2008,4,25)
date=date.today()
if self.trajectoire.traj != None:
liste_temps=arange(0,self.trajectoire.t,self.trajectoire.dt)
pas=10 # une image pour 10 calculs numériques
titre=QApplication.translate("MainWindow", "Calcul de la vidéo", None, QApplication.UnicodeUTF8)
legende=QApplication.translate("MainWindow", "Avancement ...", None, QApplication.UnicodeUTF8)
echap=QApplication.translate("MainWindow", "Arrêt", None, QApplication.UnicodeUTF8)
self.progress=QProgressDialog(legende,echap,0,len(liste_temps)/pas)
self.progress.setWindowTitle(titre)
self.progress.setValue(0)
self.progress.show()
# on lance le thread avec une copie de la liste calculée
self.cinemaThread=Cinema(self.rep, self.astreCourant, date,
liste_temps,
copy.copy(self.trajectoire.traj.pv),
"380x240",
pas=pas, boum=self.trajectoire.boum,
debugger=self.debug)
self.cinemaThread.start()
def routines(self):
if self.cinemaThread!=None and self.cinemaThread.isAlive():
self.progress.setValue(self.cinemaThread.nbImage)
if self.progress.wasCanceled():
self.progress.close()
self.cinemaThread.fini=True
if self.cinemaThread.fini:
self.progress.setValue(self.progress.maximum()+1)
if self.progress: self.progress.close()
def getMasseAstre(self):
return flottant.traduit(self.ui.masse_astre.text())
def getDistanceAstre(self):
return (flottant.traduit(self.ui.rayon_astre.text()) + flottant.traduit(self.ui.altitude_objet.text()))*1000 #passe en mètres
def getVitesse(self):
return (flottant.traduit(self.ui.vitesse_tangentielle_objet.text()),
flottant.traduit(self.ui.vitesse_normale_objet.text()))
def choisi_coordoonees(self,bool):
if self.ui.radioButton_Cartesiennes.isChecked()==True :
self.ui.label_V1.setText(QApplication.translate("MainWindow", "Vitesse selon Ox", None, QApplication.UnicodeUTF8))
self.ui.label_V2.setText(QApplication.translate("MainWindow", "Vitesse selon Oy", None, QApplication.UnicodeUTF8))
elif self.ui.radioButton_Cartesiennes.isChecked()==False :
self.ui.label_V1.setText(QApplication.translate("MainWindow", "Vitesse Tangentielle", None, QApplication.UnicodeUTF8))
self.ui.label_V2.setText(QApplication.translate("MainWindow", "Vitesse Normale", None, QApplication.UnicodeUTF8))
def choisi_astre(self,int):
"""
choisit un astre parmi la liste disponible, sur la base du texte
couramment sélectionné dans le combo
@param int non utiliséé
"""
mt0=astreNom[0][2]
rt0=astreNom[0][3]
astre=self.ui.astreCombo.currentText()
for a in astreNom:
if a[0]==astre:
self.trajectoire.choisi_astre(a[1])
self.astreCourant=a[1]
masse_astre=a[2]
rayon_astre=a[3]
self.ui.masse_astre.setText(QApplication.translate("MainWindow", masse_astre, None, QApplication.UnicodeUTF8))
self.ui.rayon_astre.setText(QApplication.translate("MainWindow", rayon_astre, None, QApplication.UnicodeUTF8))
mt=flottant.traduit(masse_astre)/flottant.traduit(mt0)
rt=flottant.traduit(rayon_astre)/flottant.traduit(rt0)
mt="%5g" %mt
rt="%5g" %rt
self.ui.mTerre.setText(QApplication.translate("MainWindow", mt, None, QApplication.UnicodeUTF8))
self.ui.rTerre.setText(QApplication.translate("MainWindow", rt, None, QApplication.UnicodeUTF8))
self.ui.auSujetAstre.setText(QApplication.translate("MainWindow", a[4], None, QApplication.UnicodeUTF8))
self.placeDepart()
self.trajectoire.update()
return
self.debug(0,"Astre inconnu : %s" %astre)
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