def wybor(self):
poz_lista = [
'Wykaz narzędzi ',
"SELECT * FROM ",
'Baza nie zawiera żadnych pozycji. Plik nie zostanie zapisany.',
]
lista_poz = []
lista_poz.append('Brak')
from narzedzia_poz import naglowki
for i in naglowki():
if "/" in i[0]:
lista_poz.append(i[0])
inp = QInputDialog(self)
inp.setWhatsThis('Wybierz pozycję aby eksportować do pliku')
inp.setLabelText('Wybierz pozycję:')
inp.setWindowTitle('Pozycje')
inp.setComboBoxItems(lista_poz)
inp.setCancelButtonText('Anuluj')
if inp.exec_() == QDialog.Accepted:
print(inp.textValue())
poz_lista[0] += inp.textValue()
poz_lista[1] += "'" + inp.textValue() + "'"
if inp.textValue() != 'Brak':
self.export(poz_lista)
self.statusBar().showMessage(
"Wyeksportowano do pliku", 10000)
else:
QMessageBox.critical(self, 'Wybierz pozycję',
'Nie wybrano żadnej pozycji!',
QMessageBox.Ok,
QMessageBox.Ok)
def slot_set_robot_id(self):
self.parent().releaseKeyboard()
dialog = QInputDialog(self)
dialog.setModal(True)
dialog.setStyleSheet("""
background-color: rgba(0, 0, 0, 200);
border:1px solid rgba(0, 200, 200, 150);
""")
dialog.setFixedSize(350, 250)
dialog.setWindowTitle('Set Input Flow for Improcessor')
dialog.setInputMode(QInputDialog.TextInput)
dialog.setLabelText('请输入……（机器人的ID）')
dialog.setTextValue('7')
dialog.setOkButtonText('Ok')
dialog.setCancelButtonText('Cancel')
if dialog.exec_() == QDialog.Accepted:
id = dialog.textValue()
if self.mRobot:
self.mRobot.mId = int(id)
self.deleteOptionList(0)
self.insertOptionList(
'%s [ID: %d]' % (self.mRobot.client_addr, self.mRobot.mId),
self.defaultFunc, 0)
self.parent().grabKeyboard()
self.signalFocusedChanged.emit(self, True)
else:
print("dialog canceled")
dialog.show()
def getEDID(self):
pwdInputDialog = QInputDialog()
pwdInputDialog.setFixedSize(250, 150)
pwdInputDialog.setWindowTitle('权限申请')
pwdInputDialog.setLabelText('请输入root账户密码:')
pwdInputDialog.setOkButtonText('确认')
pwdInputDialog.setCancelButtonText('取消')
pwdInputDialog.setTextEchoMode(QLineEdit.Password)
pwdInputDialog.setInputMode(QInputDialog.TextInput)
okPressed = pwdInputDialog.exec_()
pwd = pwdInputDialog.textValue()
if okPressed and pwd != '':
os.system('echo ' + pwd + ' | sudo -S get-edid > edid.bin')
edidFile = open('edid.bin', 'rb')
self.edidBytes = edidFile.read()
edidFile.close()
os.remove('edid.bin')
else:
messageBox = QMessageBox()
messageBox.setWindowTitle('警告')
messageBox.setText('获取屏幕信息需要root权限, 请正确输入密码!')
messageBox.addButton(QMessageBox.Yes)
buttonY = messageBox.button(QMessageBox.Yes)
buttonY.setText('确定')
messageBox.exec_()
def slot_add_EPuck(self):
dialog = QInputDialog(self)
dialog.setModal(True)
dialog.setStyleSheet("""
background-color: rgba(0, 0, 0, 200);
border:1px solid rgba(0, 200, 200, 150);
""")
dialog.setFixedSize(350, 250)
dialog.setWindowTitle('Set Input Flow for Improcessor')
dialog.setInputMode(QInputDialog.TextInput)
dialog.setLabelText('请输入……（机器人的ip）')
dialog.setTextValue('192.168.3.5')
dialog.setOkButtonText('Ok')
dialog.setCancelButtonText('Cancel')
if dialog.exec_() == QDialog.Accepted:
ip = dialog.textValue()
robot_controller = MainController.getController().mRobotController
robot_controller.addRobot(RobotEpuck)
robot = robot_controller.getRobot(-1)
robot.connect(ip)
view = RobotFrame(self)
view.setRobot(robot)
self.addSubview(view)
else:
print("dialog canceled")
dialog.show()
def chooseterm(self):
inputdialog = QInputDialog(self)
inputdialog.setIntRange(100000, 999999)
inputdialog.setIntValue(201701)
inputdialog.setWindowTitle('学期')
inputdialog.setLabelText('输入学期(如201701)：')
inputdialog.setOkButtonText('确定')
inputdialog.setCancelButtonText('取消')
inputdialog.setWindowOpacity(0.7)
ok = inputdialog.exec_()
if ok:
self.termValueLabel.setText(str(inputdialog.intValue()))
def chooseterm(self):
inputdialog = QInputDialog(self)
items = [
'大一上期', '大一下期', '大二上期', '大二下期', '大三上期', '大三下期', '大四上期', '大四下期'
]
inputdialog.setComboBoxItems(items)
inputdialog.setWindowTitle('学期')
inputdialog.setLabelText('选择学期：')
inputdialog.setOkButtonText('确定')
inputdialog.setCancelButtonText('取消')
inputdialog.setWindowOpacity(0.7)
ok = inputdialog.exec_()
if ok:
self.termValueLabel.setText(str(inputdialog.textValue()))
def getText(self,matdata):
inputBox=QInputDialog()
inputBox.setInputMode(0)
inputBox.setWindowTitle('MatFileKeyInputDialog')
itemlist=list()
for key in matdata.keys():
itemlist.append(key)
inputBox.setComboBoxItems(itemlist)
inputBox.setComboBoxEditable(False)
inputBox.setLabelText('Please Input MatFile Key')
inputBox.setOkButtonText(u'Ok')
inputBox.setCancelButtonText(u'Cancel')
if inputBox.exec_() and inputBox.textValue()!='':
return inputBox.textValue()
def ask_root_password(context: ApplicationContext, i18n: I18n, app_config: dict = None) -> Tuple[str, bool]:
cur_config = read_config() if not app_config else app_config
store_password = bool(cur_config['store_root_password'])
if store_password and context.root_password and validate_password(context.root_password):
return context.root_password, True
diag = QInputDialog()
diag.setStyleSheet("""QLineEdit { border-radius: 5px; font-size: 16px; border: 1px solid lightblue }""")
diag.setInputMode(QInputDialog.TextInput)
diag.setTextEchoMode(QLineEdit.Password)
diag.setWindowIcon(util.get_default_icon()[1])
diag.setWindowTitle(i18n['popup.root.title'])
diag.setLabelText('')
diag.setOkButtonText(i18n['popup.root.continue'].capitalize())
diag.setCancelButtonText(i18n['popup.button.cancel'].capitalize())
diag.resize(400, 200)
for attempt in range(3):
ok = diag.exec_()
if ok:
if not validate_password(diag.textValue()):
body = i18n['popup.root.bad_password.body']
if attempt == 2:
body += '. ' + i18n['popup.root.bad_password.last_try']
show_message(title=i18n['popup.root.bad_password.title'],
body=body,
type_=MessageType.ERROR)
ok = False
diag.setTextValue('')
if ok:
if store_password:
context.root_password = diag.textValue()
return diag.textValue(), ok
else:
break
return '', False
def ask_root_password(locale_keys: dict):
dialog_pwd = QInputDialog()
dialog_pwd.setInputMode(QInputDialog.TextInput)
dialog_pwd.setTextEchoMode(QLineEdit.Password)
dialog_pwd.setWindowTitle(locale_keys['popup.root.title'])
dialog_pwd.setLabelText(locale_keys['popup.root.password'] + ':')
dialog_pwd.setCancelButtonText(locale_keys['popup.button.cancel'])
dialog_pwd.resize(400, 200)
ok = dialog_pwd.exec_()
if ok:
if not validate_password(dialog_pwd.textValue()):
show_error(title=locale_keys['popup.root.bad_password.title'],
body=locale_keys['popup.root.bad_password.body'])
ok = False
return dialog_pwd.textValue(), ok
def ask_root_password(locale_keys: dict):
diag = QInputDialog()
diag.setInputMode(QInputDialog.TextInput)
diag.setTextEchoMode(QLineEdit.Password)
diag.setWindowIcon(QIcon(resource.get_path('img/lock.svg')))
diag.setWindowTitle(locale_keys['popup.root.title'])
diag.setLabelText(locale_keys['popup.root.password'] + ':')
diag.setCancelButtonText(locale_keys['popup.button.cancel'])
diag.resize(400, 200)
ok = diag.exec_()
if ok:
if not validate_password(diag.textValue()):
show_message(title=locale_keys['popup.root.bad_password.title'],
body=locale_keys['popup.root.bad_password.body'],
type_=MessageType.ERROR)
ok = False
return diag.textValue(), ok
def handle_action_save_theory_data(self):
"""Save theory data of current theory"""
th = self.current_theory
if th:
# file browser window
dir_start = "data/"
dilogue_name = "Select Folder"
folder = QFileDialog.getExistingDirectory(self, dilogue_name, dir_start)
if os.path.isdir(folder):
dialog = QInputDialog(self)
dialog.setWindowTitle('Add label to filename(s)?')
dialog.setLabelText('Add the following text to each saved theory filename(s):')
dialog.setTextValue('')
dialog.setCancelButtonText('None')
if dialog.exec():
txt = dialog.textValue()
if txt != '':
txt = '_' + txt
else:
txt = ''
self.theories[th].do_save(folder, txt)
def on_image_save_dir_set(self):
dialog = QInputDialog()
dialog.setModal(True)
dialog.setStyleSheet("""
background-color: rgba(0, 0, 0, 200);
border:1px solid rgba(0, 200, 200, 150);
color:rgb(255, 255, 255);
""")
dialog.setFixedSize(350, 250)
dialog.setWindowTitle('Set save dir')
dialog.setInputMode(QInputDialog.TextInput)
dialog.setLabelText('请输入……（保存路径）')
dialog.setTextValue('./general_image_save')
dialog.setOkButtonText('Ok')
dialog.setCancelButtonText('Cancel')
if dialog.exec_() == QDialog.Accepted:
self.mImageSaveDir = dialog.textValue()
self.mImageHandle.setImageSaveDir(self.mImageSaveDir)
else:
print("dialog canceled")
dialog.show()
def slot_add_multi_robots_view(self):
dialog = QInputDialog(self)
dialog.setModal(True)
dialog.setStyleSheet("""
background-color: rgba(0, 0, 0, 200);
border:1px solid rgba(0, 200, 200, 150);
""")
dialog.setFixedSize(350, 250)
dialog.setWindowTitle('Set config file path')
dialog.setInputMode(QInputDialog.TextInput)
dialog.setLabelText('配置文件地址')
dialog.setTextValue('./multi_robot_config.conf')
dialog.setOkButtonText('Ok')
dialog.setCancelButtonText('Cancel')
if dialog.exec_() == QDialog.Accepted:
config_path = dialog.textValue()
view = MultiRobotControlFrame(self)
view.loadConfigFile(config_path)
self.addSubview(view)
else:
print("dialog canceled")
dialog.show()
def ask_root_password(i18n: I18n):
diag = QInputDialog()
diag.setStyleSheet(
"""QLineEdit { border-radius: 5px; font-size: 16px; border: 1px solid lightblue }"""
)
diag.setInputMode(QInputDialog.TextInput)
diag.setTextEchoMode(QLineEdit.Password)
diag.setWindowIcon(QIcon(resource.get_path('img/lock.png')))
diag.setWindowTitle(i18n['popup.root.title'])
diag.setLabelText('')
diag.setOkButtonText(i18n['popup.root.continue'].capitalize())
diag.setCancelButtonText(i18n['popup.button.cancel'].capitalize())
diag.resize(400, 200)
for attempt in range(3):
ok = diag.exec_()
if ok:
if not validate_password(diag.textValue()):
body = i18n['popup.root.bad_password.body']
if attempt == 2:
body += '. ' + i18n['popup.root.bad_password.last_try']
show_message(title=i18n['popup.root.bad_password.title'],
body=body,
type_=MessageType.ERROR)
ok = False
diag.setTextValue('')
if ok:
return diag.textValue(), ok
else:
break
return '', False
def handle_action_save_theory_data(self):
"""Save theory data of current theory"""
th = self.current_theory
if th:
# file browser window
dir_start = join(RepTate.root_dir, "data")
dilogue_name = "Select Folder"
folder = QFileDialog.getExistingDirectory(self, dilogue_name,
dir_start)
if isdir(folder):
dialog = QInputDialog(self)
dialog.setWindowTitle("Add label to filename(s)?")
dialog.setLabelText(
"Add the following text to each saved theory filename(s):")
dialog.setTextValue("")
dialog.setCancelButtonText("None")
if dialog.exec():
txt = dialog.textValue()
if txt != "":
txt = "_" + txt
else:
txt = ""
self.theories[th].do_save(folder, txt)
def _click(self, event):
if self._hexpass:
self.note_win = Note(self, hexpass=self._hexpass)
else:
qid = QInputDialog(self)
qid.setWindowIcon(QIcon(OPEN_PIXMAP))
qid.setWindowTitle(self.lang['pass_title'])
qid.setOkButtonText(self.lang['ok_button'])
qid.setCancelButtonText(self.lang['pass_cancel_button'])
if 'note' in self.conf:
qid.setLabelText(self.lang['pass_text'])
qid.setTextEchoMode(QLineEdit.Password)
else:
qid.setLabelText(self.lang['create_pass_text'])
if qid.exec() == QInputDialog.Accepted:
text = qid.textValue()
if text:
self.note_win = Note(self, text)
if self._session:
self._hexpass = self.note_win.cip.hexpass
self._start_timer()
else:
self.show_pass_error(True)
def _add(self, checked):
id = QInputDialog(self)
id.setWindowIcon(QIcon(HELP))
id.setWindowTitle(self.lang['input_title'])
id.setLabelText(self.lang['input_text'])
id.setTextValue('s.vomine.ru:25565')
id.setOkButtonText(self.lang['input_ok_button'])
id.setCancelButtonText(self.lang['input_cancel_button'])
if id.exec() == QInputDialog.Accepted:
text = id.textValue()
if not text or len(text.split(':')) != 2 \
or not text.split(':')[1].isdigit():
self._show_error()
else:
self.main.servers.append(text)
self.main.widget_manager.config.config[
self.main.info.NAME]['servers'] = json.dumps(
self.main.servers)
self.main.widget_manager.config.save()
self.main._list_fill()
self._list_fill()
self.__change_enabeld()
self.list.setCurrentRow(self.list.count() - 1)
def ask_root_password(context: ApplicationContext,
i18n: I18n,
app_config: dict = None) -> Tuple[str, bool]:
cur_config = read_config() if not app_config else app_config
store_password = bool(cur_config['store_root_password'])
if store_password and context.root_password and validate_password(
context.root_password):
return context.root_password, True
diag = QInputDialog(flags=Qt.CustomizeWindowHint | Qt.WindowTitleHint)
diag.setStyleSheet(
"""QLineEdit { border-radius: 5px; font-size: 16px; border: 1px solid lightblue }"""
)
diag.setInputMode(QInputDialog.TextInput)
diag.setTextEchoMode(QLineEdit.Password)
diag.setWindowIcon(util.get_default_icon()[1])
diag.setWindowTitle(i18n['popup.root.title'])
diag.setLabelText('')
diag.setOkButtonText(i18n['popup.root.continue'].capitalize())
diag.setCancelButtonText(i18n['popup.button.cancel'].capitalize())
bt_box = [c for c in diag.children() if isinstance(c, QDialogButtonBox)][0]
for bt in bt_box.buttons():
if bt_box.buttonRole(bt) == QDialogButtonBox.AcceptRole:
bt.setStyleSheet(css.OK_BUTTON)
bt.setCursor(QCursor(Qt.PointingHandCursor))
bt.setIcon(QIcon())
diag.resize(400, 200)
for attempt in range(3):
ok = diag.exec_()
if ok:
if not validate_password(diag.textValue()):
body = i18n['popup.root.bad_password.body']
if attempt == 2:
body += '. ' + i18n['popup.root.bad_password.last_try']
show_message(title=i18n['popup.root.bad_password.title'],
body=body,
type_=MessageType.ERROR)
ok = False
diag.setTextValue('')
if ok:
if store_password:
context.root_password = diag.textValue()
return diag.textValue(), ok
else:
break
return '', False
class Ui_H_Form(object):
def setupUi(self, H_Form):
self.horizontalLayout = QtWidgets.QHBoxLayout(H_Form)
self.label = QtWidgets.QLabel(H_Form)
self.horizontalLayout.addWidget(self.label)
self.haslo = QtWidgets.QPushButton(H_Form)
self.horizontalLayout.addWidget(self.haslo)
self.login = QtWidgets.QPushButton(H_Form)
self.horizontalLayout.addWidget(self.login)
self.usun = QtWidgets.QPushButton(H_Form)
self.horizontalLayout.addWidget(self.usun)
self.retranslateUi(H_Form)
QtCore.QMetaObject.connectSlotsByName(H_Form)
self.usun.clicked.connect(self.usun_konto)
self.login.clicked.connect(self.zmien_login)
self.haslo.clicked.connect(self.zmien_haslo)
def id_uz(self):
# ID użytkownika
query = 'SELECT iduzytkownicy FROM uzytkownicy WHERE nazwa_uz IS ("' + str(
self.label.text()) + '");'
return polaczenie(query)[0]
def retranslateUi(self, H_Form):
_translate = QtCore.QCoreApplication.translate
self.haslo.setText(_translate("H_Form", "Zmień hasło"))
self.login.setText(_translate("H_Form", "Zmień login"))
self.usun.setText(_translate("H_Form", "Usuń użytkownika"))
def zmien_login(self):
from PyQt5.QtWidgets import QInputDialog
self.input_msg = QInputDialog()
self.input_msg.setWindowIcon(QIcon('icons/cow.png'))
self.input_msg.setWindowTitle('Zmiana loginu')
self.input_msg.setLabelText('Wpisz nowy login:'******'Anuluj')
id = str(self.id_uz())
if self.input_msg.exec_():
login = str(self.input_msg.textValue())
query = 'UPDATE uzytkownicy SET nazwa_uz = "' + login + '" WHERE iduzytkownicy = ' + id + ';'
polaczenie(query)
def zmien_haslo(self):
from PyQt5.QtWidgets import QInputDialog
from PyQt5.QtWidgets import QLineEdit
self.input_msgh = QInputDialog()
self.input_msgh.setWindowIcon(QIcon('icons/cow.png'))
self.input_msgh.setWindowTitle('Zmiana hasła')
self.input_msgh.setLabelText('Wpisz nowe hasło:')
self.input_msgh.setCancelButtonText('Anuluj')
self.input_msgh.setTextEchoMode(QLineEdit.Password)
id = str(self.id_uz())
if self.input_msgh.exec_():
haslo = str(self.input_msgh.textValue())
query = 'UPDATE uzytkownicy SET haslo_uz = "' + haslo + '" WHERE iduzytkownicy = ' + id + ';'
polaczenie(query)
def usun_konto(self):
from PyQt5.QtWidgets import QMessageBox
self.msg = QMessageBox()
self.msg.setIcon(QMessageBox.Warning)
self.msg.setWindowIcon(QIcon('icons/cow.png'))
self.msg.setText('Czy na pewno chcesz usunąć konto?')
self.msg.setWindowTitle('Usuwanie konta')
self.msg.addButton('Tak', QMessageBox.YesRole)
self.msg.addButton('Nie', QMessageBox.NoRole)
msg = self.msg.exec_()
id = self.id_uz()
if not msg:
query = 'DELETE FROM "uzytkownicy" WHERE "iduzytkownicy" IS ("' + str(
id) + '");'
polaczenie(query)
self.horizontalLayout.removeWidget(self.label)
self.label.hide()
self.horizontalLayout.removeWidget(self.haslo)
self.haslo.hide()
self.horizontalLayout.removeWidget(self.login)
self.login.hide()
self.horizontalLayout.removeWidget(self.usun)
self.usun.hide()
def nueva_sol(self, restricciones, mensaje, respuesta, iteraciones,
holgura, artificial, data):
vars_sol = []
vars_entrada = []
ultima_iteracion = iteraciones[len(iteraciones) - 1]
for var in respuesta:
tmp = str(var).split(" = ")
if float(tmp[1]) > 0 and tmp[0] != 'Z':
vars_sol.append(tmp[0])
print("VARIABLES DE LA SOLUCION: ", vars_sol)
for var in range(len(ultima_iteracion[0])):
if ultima_iteracion[0][var] != "V.B" and ultima_iteracion[0][
var] != 'bi' and not ultima_iteracion[0][var] in vars_sol:
if ultima_iteracion[len(ultima_iteracion) - 1][var] == 0:
vars_entrada.append(ultima_iteracion[0][var])
print("VARIABLES DE ENTRADA: ", vars_entrada)
input_ = QInputDialog(self)
input_.setLabelText("Seleccione la nueva Variable de Entrada")
input_.setWindowTitle("Seleccione la Nueva Variable de entrada")
input_.setComboBoxItems(vars_entrada)
input_.setOkButtonText("Encontrar la nueva Solución")
input_.setCancelButtonText("Cancelar")
button = input_.exec()
print("RESULT: ", input_.textValue())
print("BUTTON: ", button)
pivote = sp.special_solution(
ultima_iteracion[0].index(input_.textValue()), ultima_iteracion)
sol_ = copy.deepcopy(ultima_iteracion)
sol_ = sp.var_salida(sol_, pivote)
sol_ = sp.reducir_fila_pivote(sol_, pivote)
sol_ = sp.nueva_solucion_v2(sol_, pivote, holgura, artificial)
sol_ = sp.depurar_nueva_solucion(sol_)
iteraciones.append(sol_)
respuesta = sp.generar_solucion(sol_, 2)
message = QMessageBox()
message.setWindowTitle("Simplex")
message.setText("Nueva Solución")
sol = ""
for var in respuesta:
sol = sol + var + "\n"
message.setInformativeText("Solución: \n\n" + sol + "\n" +
"¿Desea obtener una nueva solución?")
yes = message.addButton("Sí", QMessageBox.YesRole)
no = message.addButton("No", QMessageBox.NoRole)
message.setIcon(QMessageBox.Information)
message.setStyleSheet("font-weight: bold;")
message.exec()
if message.clickedButton() == yes:
self.nueva_sol(restricciones, mensaje, respuesta, iteraciones,
holgura, artificial, data)
elif message.clickedButton() == no:
reporte = saveReport(restricciones, respuesta, iteraciones,
mensaje, data)
reporte.crear_pdf()
reporte.mostrar_pdf()
class PainterMain(QMainWindow):
def __init__(self):
super().__init__()
self.init()
def init(self):
self.setWindowIcon(QIcon("paint.ico"))
self.posIndicator = QLabel("Coord", self)
self.posIndicator.move(50, 50)
self.posIndicator.setFixedWidth(100)
self.height = 600
self.width = 800
self.color = QColor(0, 0, 0)
self.resize(self.width, self.height)
self.move(300, 300)
self.img = QImage(self.width, self.height, QImage.Format_RGB32)
self.img.fill(Qt.white)
self.tmpimg = QImage(self.img)
self.idCount = 0
self.status = "NONE"
self.points = []
self.mousePos = []
self.cmds = []
self.box = []
self.dot = []
self.choosing = {}
menubar = self.menuBar()
resetCanvasAction = QAction("&resetCanvas", self)
resetCanvasAction.triggered.connect(self.resetCanvas)
saveCanvasAction = QAction("&saveCanvas", self)
saveCanvasAction.triggered.connect(self.saveCanvas)
canvasMenu = menubar.addMenu("&Canvas")
canvasMenu.addAction(resetCanvasAction)
canvasMenu.addAction(saveCanvasAction)
drawNewLineDDA = QAction("&DDA", self)
drawNewLineDDA.name = "DLDDA"
drawNewLineDDA.triggered.connect(self.DRAW)
drawNewLineBresenham = QAction("&Bresenham", self)
drawNewLineBresenham.name = "DLBSH"
drawNewLineBresenham.triggered.connect(self.DRAW)
drawPolygonDDA = QAction("&DDA", self)
drawPolygonDDA.name = "DPDDA"
drawPolygonDDA.triggered.connect(self.DRAW)
drawPolygonBresenham = QAction("&Bresenham", self)
drawPolygonBresenham.name = "DPBSH"
drawPolygonBresenham.triggered.connect(self.DRAW)
drawEllipse = QAction("&Ellipse", self)
drawEllipse.name = "DE"
drawEllipse.triggered.connect(self.DRAW)
drawCurveBezier = QAction("&Bezier", self)
drawCurveBezier.name = "DCBZ"
drawCurveBezier.triggered.connect(self.DRAW)
drawCurveBspline = QAction("&B-spline", self)
drawCurveBspline.name = "DCBS"
drawCurveBspline.triggered.connect(self.DRAW)
drawMenu = menubar.addMenu("&Drawing")
drawNewLineMenu = drawMenu.addMenu("&Line")
drawNewLineMenu.addAction(drawNewLineDDA)
drawNewLineMenu.addAction(drawNewLineBresenham)
drawPolygonMenu = drawMenu.addMenu("&Polygon")
drawPolygonMenu.addAction(drawPolygonDDA)
drawPolygonMenu.addAction(drawPolygonBresenham)
drawMenu.addAction(drawEllipse)
drawCurveMenu = drawMenu.addMenu("&Curve")
drawCurveMenu.addAction(drawCurveBezier)
drawCurveMenu.addAction(drawCurveBspline)
oprTranslate = QAction("&Translate", self)
oprTranslate.name = "T"
oprTranslate.triggered.connect(self.OPR)
oprRotate = QAction("&Rotate", self)
oprRotate.name = "R"
oprRotate.triggered.connect(self.OPR)
oprScale = QAction("&Scale", self)
oprScale.name = "S"
oprScale.triggered.connect(self.OPR)
oprClipCohen = QAction("&Cohen-Sutherland", self)
oprClipCohen.name = "CC"
oprClipCohen.triggered.connect(self.CLIP)
oprClipLiang = QAction("&Liang-Barsky", self)
oprClipLiang.name = "CL"
oprClipLiang.triggered.connect(self.CLIP)
oprMenu = menubar.addMenu("&Operations")
oprMenu.addAction(oprTranslate)
oprMenu.addAction(oprRotate)
oprMenu.addAction(oprScale)
oprClipMenu = oprMenu.addMenu("&Clip")
oprClipMenu.addAction(oprClipCohen)
oprClipMenu.addAction(oprClipLiang)
pickColor = QAction("&Color", self)
pickColor.triggered.connect(self.pickColor)
menubar.addAction(pickColor)
def mousePressEvent(self, e):
self.posIndicator.setText("{},{}".format(e.x(), e.y()))
if e.button() == Qt.LeftButton:
self.pressHandler(e.pos())
def mouseMoveEvent(self, e):
self.posIndicator.setText("{},{}".format(e.x(), e.y()))
self.moveHandler(e.pos())
def mouseReleaseEvent(self, e):
self.posIndicator.setText("{},{}".format(e.x(), e.y()))
if e.button() == Qt.LeftButton:
self.releaseHandler(e.pos())
def keyPressEvent(self, e):
if e.key() == Qt.Key_Shift:
self.shift = True
def keyReleaseEvent(self, e):
if e.key() == Qt.Key_Shift:
self.shift = False
def resetCanvas(self):
width, wok = QInputDialog.getInt(self, '重置画布', '输入画布宽度：', 800, 100,
1000)
if wok:
height, hok = QInputDialog.getInt(self, '重置画布', '输入画布高度：', 600,
100, 1000)
if hok:
self.height = height
self.width = width
self.resize(self.width, self.height)
self.img = QImage(self.width, self.height, QImage.Format_RGB32)
self.img.fill(Qt.white)
self.tmpimg = QImage(self.img)
self.status = "NONE"
self.points = []
self.cmds = []
def saveCanvas(self):
fname, _ = QFileDialog.getSaveFileName(self, '保存文件', '', '位图 (*.bmp)')
if fname:
self.img.save(fname)
def DRAW(self):
if self.status == "NONE":
self.status = self.sender().name
self.points = []
#start drawing, waiting mouse event...
def OPR(self):
if self.status != "NONE":
return
if self.cmds:
isRotate = "R" == self.sender().name
self.pt = primitivePicker(self.cmds, isRotate)
self.pt.selecting.connect(self.updateSelecting)
if self.pt.exec_():
for cmd in self.cmds:
if cmd["id"] == self.pt.getResult():
self.choosing = cmd
break
self.status = self.sender().name
#start operating, waiting mouse event...
else:
self.box = []
self.draw()
else:
QMessageBox.information(self, "提示", "当前没有可供操作的图元！",
QMessageBox.Yes)
def updateSelecting(self, id):
for cmd in self.cmds:
if cmd["id"] == id:
self.box = getBoxPoint(cmd["points"])
self.draw()
break
def CLIP(self):
if self.status == "NONE":
self.status = self.sender().name
def pickColor(self):
self.color = QColorDialog.getColor()
def pressHandler(self, pos):
#draw
if self.status in ["DLDDA", "DLBSH", "DE"]:
self.points.append(pos)
elif self.status in ["DPDDA", "DPBSH"]:
if self.points: # have previous point
self.tmpimg = drawNewLine(self.img, self.points[-1], pos,
self.status[2:], self.color)
self.update()
else:
self.points.append(pos)
elif self.status in ["DCBZ", "DCBS"]:
if len(self.points) == 0: # first press
self.points.append(pos)
if len(self.points) == 2: # first control point
self.cmds = self.cmds[:-1]
self.draw()
self.tmpimg = drawNewCurve(
self.img, [self.points[0], pos, pos, self.points[-1]],
self.status[2:], self.color)
self.update()
if len(self.points) == 3: # second control point
self.cmds = self.cmds[:-1]
self.draw()
self.tmpimg = drawNewCurve(
self.img,
[self.points[0], self.points[1], pos, self.points[-1]],
self.status[2:], self.color)
self.update()
#opr
elif self.status in ["T", "R", "S", "CC", "CL"]:
self.mousePos = pos
if self.status not in ["CC", "CL"]:
self.points = self.choosing["points"]
def moveHandler(self, pos):
#draw
if self.status in ["DLDDA", "DPDDA"]:
self.tmpimg = drawNewLine(self.img, self.points[-1], pos, "DDA",
self.color)
elif self.status in ["DLBSH", "DPBSH"]:
self.tmpimg = drawNewLine(self.img, self.points[-1], pos, "BSH",
self.color)
elif self.status in ["DE"]:
self.tmpimg = drawNewEllipse(self.img, self.points[-1], pos,
self.color)
elif self.status in ["DCBZ", "DCBS"]:
if len(self.points
) == 1: # two point curve would fall back to line
self.tmpimg = drawNewLine(self.img, self.points[-1], pos,
"BSH", self.color)
elif len(self.points) == 2:
self.tmpimg = drawNewCurve(
self.img, [self.points[0], pos, pos, self.points[-1]],
self.status[2:], self.color)
elif len(self.points) == 3:
self.tmpimg = drawNewCurve(
self.img,
[self.points[0], self.points[1], pos, self.points[-1]],
self.status[2:], self.color)
# opr
elif self.status == "T":
dx = pos.x() - self.mousePos.x()
dy = pos.y() - self.mousePos.y()
self.choosing["points"] = translate(self.points, dx, dy)
self.box = getBoxPoint(self.choosing["points"])
self.draw()
elif self.status == "R":
if self.dot:
self.box = []
self.choosing["points"] = rotate(
self.points, self.dot[0], self.mousePos,
pos) # rotate center, base point, target point
self.draw()
elif self.status in ["CC", "CL"]:
self.box = [self.mousePos, pos]
self.draw()
self.update()
def releaseHandler(self, pos):
if self.status == "NONE":
return
# draw() would be called after all ifs
#opr
if self.status == "T":
if pos == self.mousePos: # can drag at anytime if not clicking
self.status = "NONE"
self.box = []
elif self.status == "R":
if not self.dot:
self.dot = [pos]
else:
self.status = "NONE"
self.dot = []
self.box = []
elif self.status == "S":
def scaling(value):
self.choosing["points"] = scale(self.points, self.mousePos,
value)
self.box = getBoxPoint(self.choosing["points"])
self.draw()
def resetScale():
self.choosing["points"] = self.points
def confirmScale():
self.box = []
self.dot = []
self.status = "NONE"
self.draw()
self.dot = [pos]
self.getScale = QInputDialog()
self.getScale.setLabelText("输入缩放倍数(0.1 ~ 5.0):")
self.getScale.setWindowTitle("倍数选择")
self.getScale.setCancelButtonText("取消")
self.getScale.setOkButtonText("确定")
self.getScale.setInputMode(QInputDialog.DoubleInput)
self.getScale.setDoubleMinimum(0.1)
self.getScale.setDoubleMaximum(5.0)
self.getScale.setDoubleValue(1.0)
self.getScale.setDoubleStep(0.1)
self.getScale.doubleValueChanged.connect(scaling)
self.getScale.accepted.connect(confirmScale)
self.getScale.rejected.connect(resetScale)
self.getScale.show()
elif self.status in ["CC", "CL"]:
self.cmds = clip(self.cmds, self.mousePos, pos, self.status)
self.box = []
self.status = "NONE"
#draw
elif self.status[:2] == "DL":
self.status = "NONE"
if pos != self.points[0]:
self.points.append(pos)
self.cmds.append({
"name": "DL",
"id": self.idCount,
"mode": self.status[2:], # DDA or BSH
"points": deepcopy(self.points),
"color": self.color
})
self.idCount += 1
elif self.status[:2] == "DP":
# close the polygon if double clicked or points closed
if pos == self.points[-1] or tooClose(pos, self.points[0]):
if len(self.points) != 1: #in case of single point
self.cmds = self.cmds[:-1] # pop the temp polygon
self.status = "NONE"
self.points.append(self.points[0]) # close it
self.cmds.append({
"name": "DP",
"id": self.idCount,
"mode": self.status[2:],
"points": deepcopy(self.points),
"color": self.color
})
self.idCount += 1
# add a temp draw command if not closed yet
else:
if len(self.points) != 1: #in case of single point
self.cmds = self.cmds[:-1] # pop the temp polygon
self.points.append(pos)
self.cmds.append({
"name": "DP",
"mode": self.status[2:],
"points": deepcopy(self.points),
"color": self.color,
})
elif self.status == "DE":
self.status = "NONE"
if pos != self.points[0]:
self.points.append(pos)
self.cmds.append({
"name": "DE",
"id": self.idCount,
"points": deepcopy(self.points),
"color": self.color,
})
self.idCount += 1
elif self.status[:2] == "DC":
if len(self.points) == 1:
if pos != self.points[0]:
self.points.append(pos)
self.cmds.append({
"name": "DC",
"mode": self.status[2:],
"points": [self.points[0]] + [pos] * 3,
"color": self.color,
})
else:
self.status = "NONE"
elif len(self.points) == 2:
self.points = [self.points[0], pos, self.points[1]]
self.cmds.append({
"name":
"DC",
"mode":
self.status[2:],
"points":
self.points[:1] + [pos] * 2 + self.points[-1:],
"color":
self.color
})
# this is the only case that adds a draw cmd
elif len(self.points) == 3:
self.points = self.points[:2] + [pos] + self.points[-1:]
self.cmds.append({
"name": "DC",
"id": self.idCount,
"mode": self.status[2:],
"points": self.points,
"color": self.color
})
self.idCount += 1
self.status = "NONE"
self.draw()
def draw(self):
self.img.fill(Qt.white) # reset the canvas and draw all components
for cmd in self.cmds:
name = cmd["name"]
if name == "DL":
self.img = drawNewLine(self.img, cmd["points"][0],
cmd["points"][1], cmd["mode"],
cmd["color"])
elif name == "DP":
self.img = drawNewPolygon(self.img, cmd["points"], cmd["mode"],
cmd["color"])
elif name == "DE":
self.img = drawNewEllipse(self.img, cmd["points"][0],
cmd["points"][1], cmd["color"])
elif name == "DC":
self.img = drawNewCurve(self.img, cmd["points"], cmd["mode"],
cmd["color"])
if self.box:
self.img = drawBox(self.img, self.box)
if self.dot:
self.img = drawDot(self.img, self.dot[0]) # recv QPoint
self.update()
def paintEvent(self, event):
qp = QPainter()
qp.begin(self)
if self.status in ["NONE", "T", "S", "R", "CC", "CL"]:
qp.drawImage(0, 0, self.img)
else:
qp.drawImage(0, 0, self.tmpimg)
qp.end()
