def createFormGroupBox(self, numbobbins, bobmax, bobmin, bobbinmax):
"""Create a form to set the new values of the BoB binning parameters"""
self.formGroupBox = QGroupBox("Edit BoB Binning Settings")
layout = QFormLayout()
val_double = QDoubleValidator()
val_double.setBottom(1) #set smalled double allowed in the form
val_int = QIntValidator()
val_int.setBottom(0) #set smalled int allowed in the form
val_int.setTop(rch.pb_global_const.maxbobbins
) #set largest int allowed in the form
self.e1 = QLineEdit()
self.e1.setValidator(val_int)
self.e1.setMaxLength(6)
self.e1.setText("%d" % numbobbins)
self.e2 = QLineEdit()
self.e2.setValidator(val_double)
self.e2.setText("%.2e" % bobmax)
self.e3 = QLineEdit()
self.e3.setValidator(val_double)
self.e3.setText("%.2e" % bobmin)
self.e4 = QLineEdit()
self.e4.setValidator(val_int)
self.e4.setMaxLength(6)
self.e4.setText("%d" % bobbinmax)
layout.addRow(QLabel("Number of bins for Bob:"), self.e1)
layout.addRow(QLabel("Maximum bin Mw (g/mol):"), self.e2)
layout.addRow(QLabel("Minimum bin Mw (g/mol):"), self.e3)
layout.addRow(QLabel("Maximum no. of polymers per bin:"), self.e4)
self.formGroupBox.setLayout(layout)
def _createValidator(self):
validator = QIntValidator(self.parent)
if "min" in self.config:
validator.setBottom(int(self.config["min"]))
if "max" in self.config:
validator.setTop(int(self.config["max"]))
return validator
def get_int_validator(min=None, max=None):
validator = QIntValidator()
if min is not None:
validator.setBottom(min)
if max is not None:
validator.setTop(max)
return validator
def __init__(self, parent, grid, title="Print settings"):
self.shape = grid.model.shape
row_validator = QIntValidator()
row_validator.setBottom(0) # Do not allow negative values
row_validator.setTop(self.shape[0] - 1)
column_validator = QIntValidator()
column_validator.setBottom(0) # Do not allow negative values
column_validator.setTop(self.shape[1] - 1)
if grid.selection and len(grid.selected_idx) > 1:
(bb_top, bb_left), (bb_bottom, bb_right) = \
grid.selection.get_grid_bbox(self.shape)
else:
bb_top, bb_bottom = grid.rowAt(0), grid.rowAt(grid.height())
bb_left, bb_right = grid.columnAt(0), grid.columnAt(grid.width())
initial_values = bb_top, bb_left, bb_bottom, bb_right
validators = [row_validator, column_validator] * 2
super().__init__(parent, title, self.labels, initial_values,
self.groupbox_title, validators)
def createEditableBox(text,
size=100,
label='',
layout=None,
validator=None,
bottom=None,
top=None):
box = QLineEdit(text)
box.setSizePolicy(QSizePolicy.Ignored, QSizePolicy.Preferred)
box.setMinimumWidth(size)
if layout is not None:
box.label = QLabel(label)
layout.addRow(box.label, box)
if validator is not None:
if validator == 'int':
qvalidator = QIntValidator()
elif validator == 'double':
qvalidator = QDoubleValidator()
if bottom is not None:
qvalidator.setBottom(bottom)
if top is not None:
qvalidator.setTop(top)
box.setValidator(qvalidator)
return box
class Window(QMainWindow, Ui_window):
renderRequested = QtCore.pyqtSignal(int, float)
loadFileRequested = QtCore.pyqtSignal(str, str)
findTextRequested = QtCore.pyqtSignal(str, int, bool)
def __init__(self, parent=None):
QMainWindow.__init__(self, parent)
self.setupUi(self)
self.dockSearch.hide()
self.dockWidget.hide()
self.dockWidget.setMinimumWidth(310)
self.findTextEdit.setFocusPolicy(QtCore.Qt.StrongFocus)
self.treeView.setAlternatingRowColors(True)
self.treeView.clicked.connect(self.onOutlineClick)
# resizing pages requires some time to take effect
self.resize_page_timer = QtCore.QTimer(self)
self.resize_page_timer.setSingleShot(True)
self.resize_page_timer.timeout.connect(self.onWindowResize)
# Add shortcut actions
self.gotoPageAction = QAction(QIcon(":/goto.png"), "GoTo Page", self)
self.gotoPageAction.triggered.connect(self.gotoPage)
self.copyTextAction = QAction(QIcon(":/copy.png"), "Copy Text", self)
self.copyTextAction.setCheckable(True)
self.copyTextAction.triggered.connect(self.toggleCopyText)
self.findTextAction = QAction(QIcon(":/search.png"), "Find Text", self)
self.findTextAction.setShortcut('Ctrl+F')
self.findTextAction.triggered.connect(self.dockSearch.show)
# connect menu actions signals
self.openFileAction.triggered.connect(self.openFile)
self.lockUnlockAction.triggered.connect(self.lockUnlock)
self.printAction.triggered.connect(self.printFile)
self.quitAction.triggered.connect(self.close)
self.toPSAction.triggered.connect(self.exportToPS)
self.pageToImageAction.triggered.connect(self.exportPageToImage)
self.docInfoAction.triggered.connect(self.docInfo)
self.zoominAction.triggered.connect(self.zoomIn)
self.zoomoutAction.triggered.connect(self.zoomOut)
self.undoJumpAction.triggered.connect(self.undoJump)
self.prevPageAction.triggered.connect(self.goPrevPage)
self.nextPageAction.triggered.connect(self.goNextPage)
self.firstPageAction.triggered.connect(self.goFirstPage)
self.lastPageAction.triggered.connect(self.goLastPage)
# Create widgets for menubar / toolbar
self.gotoPageEdit = QLineEdit(self)
self.gotoPageEdit.setPlaceholderText("Jump to page...")
self.gotoPageEdit.setMaximumWidth(120)
self.gotoPageEdit.returnPressed.connect(self.gotoPage)
self.gotoPageValidator = QIntValidator(1, 1, self.gotoPageEdit)
self.gotoPageEdit.setValidator(self.gotoPageValidator)
self.pageNoLabel = QLabel(self)
self.pageNoLabel.setFrameShape(QFrame.StyledPanel)
spacer = QWidget(self)
spacer.setSizePolicy(1 | 2 | 4, 1 | 4)
self.zoomLevelCombo = QComboBox(self)
self.zoomLevelCombo.addItems([
"Fixed Width", "75%", "90%", "100%", "110%", "121%", "133%",
"146%", "175%", "200%"
])
self.zoomLevelCombo.activated.connect(self.setZoom)
self.zoom_levels = [0, 75, 90, 100, 110, 121, 133, 146, 175, 200]
# Add toolbar actions
self.toolBar.addAction(self.openFileAction)
self.toolBar.addAction(self.printAction)
self.toolBar.addSeparator()
self.toolBar.addAction(self.docInfoAction)
self.toolBar.addSeparator()
self.toolBar.addAction(self.zoomoutAction)
self.toolBar.addWidget(self.zoomLevelCombo)
self.toolBar.addAction(self.zoominAction)
self.toolBar.addSeparator()
self.toolBar.addAction(self.firstPageAction)
self.toolBar.addAction(self.prevPageAction)
self.toolBar.addWidget(self.pageNoLabel)
self.toolBar.addAction(self.nextPageAction)
self.toolBar.addAction(self.lastPageAction)
self.toolBar.addAction(self.undoJumpAction)
self.toolBar.addWidget(self.gotoPageEdit)
self.toolBar.addAction(self.gotoPageAction)
self.toolBar.addSeparator()
self.toolBar.addAction(self.copyTextAction)
self.toolBar.addAction(self.findTextAction)
#self.toolBar.addAction(self.saveUnlockedAction)
self.toolBar.addWidget(spacer)
self.toolBar.addSeparator()
self.toolBar.addAction(self.quitAction)
# Add widgets
self.statusbar = QLabel(self)
self.statusbar.setStyleSheet(
"QLabel { font-size: 12px; border-radius: 2px; padding: 2px; background: palette(highlight); color: palette(highlighted-text); }"
)
self.statusbar.setMaximumHeight(16)
self.statusbar.hide()
# Impoort settings
desktop = QApplication.desktop()
self.settings = QtCore.QSettings("gospel-pdf", "main", self)
self.recent_files = self.settings.value("RecentFiles", [])
self.history_filenames = self.settings.value("HistoryFileNameList", [])
self.history_page_no = self.settings.value("HistoryPageNoList", [])
self.offset_x = int(self.settings.value("OffsetX", 4))
self.offset_y = int(self.settings.value("OffsetY", 26))
self.available_area = [
desktop.availableGeometry().width(),
desktop.availableGeometry().height()
]
self.zoomLevelCombo.setCurrentIndex(
int(self.settings.value("ZoomLevel", 2)))
# Connect Signals
self.scrollArea.verticalScrollBar().valueChanged.connect(
self.onMouseScroll)
self.scrollArea.verticalScrollBar().sliderReleased.connect(
self.onSliderRelease)
self.findTextEdit.returnPressed.connect(self.findNext)
self.findNextButton.clicked.connect(self.findNext)
self.findBackButton.clicked.connect(self.findBack)
self.findCloseButton.clicked.connect(self.dockSearch.hide)
self.dockSearch.visibilityChanged.connect(self.toggleFindMode)
# Create separate thread and move renderer to it
self.thread1 = QtCore.QThread(self)
self.renderer1 = Renderer(0)
self.renderer1.moveToThread(
self.thread1) # this must be moved before connecting signals
self.renderRequested.connect(self.renderer1.render)
self.loadFileRequested.connect(self.renderer1.loadDocument)
self.findTextRequested.connect(self.renderer1.findText)
self.renderer1.rendered.connect(self.setRenderedImage)
self.renderer1.textFound.connect(self.onTextFound)
self.thread1.start()
self.thread2 = QtCore.QThread(self)
self.renderer2 = Renderer(1)
self.renderer2.moveToThread(self.thread2)
self.renderRequested.connect(self.renderer2.render)
self.loadFileRequested.connect(self.renderer2.loadDocument)
self.renderer2.rendered.connect(self.setRenderedImage)
self.thread2.start()
# Initialize Variables
self.doc = None
self.filename = ''
self.passwd = ''
self.pages = []
self.jumped_from = None
self.max_preload = 1
self.recent_files_actions = []
self.addRecentFiles()
# Show Window
width = int(self.settings.value("WindowWidth", 1040))
height = int(self.settings.value("WindowHeight", 717))
self.resize(width, height)
self.show()
def addRecentFiles(self):
self.recent_files_actions[:] = [] # pythonic way to clear list
self.menuRecentFiles.clear()
for each in self.recent_files:
name = elideMiddle(os.path.basename(each), 60)
action = self.menuRecentFiles.addAction(name, self.openRecentFile)
self.recent_files_actions.append(action)
self.menuRecentFiles.addSeparator()
self.menuRecentFiles.addAction(QIcon(':/edit-clear.png'),
'Clear Recents', self.clearRecents)
def openRecentFile(self):
action = self.sender()
index = self.recent_files_actions.index(action)
self.loadPDFfile(self.recent_files[index])
def clearRecents(self):
self.recent_files_actions[:] = []
self.menuRecentFiles.clear()
self.recent_files[:] = []
def removeOldDoc(self):
if not self.doc:
return
# Save current page number
self.saveFileData()
# Remove old document
for i in range(len(self.pages)):
self.verticalLayout.removeWidget(self.pages[-1])
for i in range(len(self.pages)):
self.pages.pop().deleteLater()
self.frame.deleteLater()
self.jumped_from = None
self.addRecentFiles()
def loadPDFfile(self, filename):
""" Loads pdf document in all threads """
filename = os.path.expanduser(filename)
doc = Poppler.Document.load(filename)
if not doc: return
password = ''
if doc.isLocked():
password = QInputDialog.getText(self, 'This PDF is locked',
'Enter Password :'******'':
if self.doc == None: sys.exit(1) #exif if first document
else: return
locked = doc.unlock(password.encode(), password.encode())
if locked:
return QMessageBox.critical(self, "Failed !",
"Incorrect Password")
self.passwd = password
self.lockUnlockAction.setText("Save Unlocked")
else:
self.lockUnlockAction.setText("Encrypt PDF")
self.removeOldDoc()
doc.setRenderHint(Poppler.Document.TextAntialiasing
| Poppler.Document.TextHinting
| Poppler.Document.Antialiasing
| Poppler.Document.ThinLineSolid)
self.doc = doc
self.filename = filename
self.pages_count = self.doc.numPages()
self.current_page = 1
self.rendered_pages = []
self.getOutlines(self.doc)
# Load Document in other threads
self.loadFileRequested.emit(self.filename, password)
if collapseUser(self.filename) in self.history_filenames:
self.current_page = int(
self.history_page_no[self.history_filenames.index(
collapseUser(self.filename))])
self.current_page = min(self.current_page, self.pages_count)
self.scroll_render_lock = False
# Add widgets
self.frame = Frame(self.scrollAreaWidgetContents, self.scrollArea)
self.verticalLayout = QVBoxLayout(self.frame)
self.horizontalLayout_2.addWidget(self.frame)
self.scrollArea.verticalScrollBar().setValue(0)
self.frame.jumpToRequested.connect(self.jumpToPage)
self.frame.copyTextRequested.connect(self.copyText)
self.frame.showStatusRequested.connect(self.showStatus)
# Render 4 pages, (Preload 3 pages)
self.max_preload = min(4, self.pages_count)
# Add pages
for i in range(self.pages_count):
page = PageWidget(i + 1, self.frame)
self.verticalLayout.addWidget(page, 0, QtCore.Qt.AlignCenter)
self.pages.append(page)
self.resizePages()
self.pageNoLabel.setText('<b>%i/%i</b>' %
(self.current_page, self.pages_count))
self.gotoPageValidator.setTop(self.pages_count)
self.setWindowTitle(
os.path.basename(self.filename) + " - Gospel PDF " + __version__)
if self.current_page != 1:
QtCore.QTimer.singleShot(150 + self.pages_count // 3,
self.jumpToCurrentPage)
def setRenderedImage(self, page_no, image):
""" takes a QImage and sets pixmap of the specified page
when number of rendered pages exceeds a certain number, old page image is
deleted to save memory """
debug("Set Rendered Image :", page_no)
self.pages[page_no - 1].setPageData(page_no, QPixmap.fromImage(image),
self.doc.page(page_no - 1))
# Request to render next page
if self.current_page <= page_no < (self.current_page +
self.max_preload - 2):
if (page_no + 2 not in self.rendered_pages) and (page_no + 2 <=
self.pages_count):
self.rendered_pages.append(page_no + 2)
self.renderRequested.emit(page_no + 2,
self.pages[page_no + 1].dpi)
# Replace old rendered pages with blank image
if len(self.rendered_pages) > 10:
cleared_page_no = self.rendered_pages.pop(0)
debug("Clear Page :", cleared_page_no)
self.pages[cleared_page_no - 1].clear()
debug("Rendered Pages :", self.rendered_pages)
def renderCurrentPage(self):
""" Requests to render current page. if it is already rendered, then request
to render next unrendered page """
requested = 0
for page_no in range(self.current_page,
self.current_page + self.max_preload):
if (page_no not in self.rendered_pages) and (page_no <=
self.pages_count):
self.rendered_pages.append(page_no)
self.renderRequested.emit(page_no, self.pages[page_no - 1].dpi)
requested += 1
debug("Render Requested :", page_no)
if requested == 2: return
def onMouseScroll(self, pos):
""" It is called when vertical scrollbar value is changed.
Get the current page number on scrolling, then requests to render"""
index = self.verticalLayout.indexOf(
self.frame.childAt(self.frame.width() / 2, pos))
if index == -1: return
self.pageNoLabel.setText('<b>%i/%i</b>' %
(index + 1, self.pages_count))
if self.scrollArea.verticalScrollBar().isSliderDown(
) or self.scroll_render_lock:
return
self.current_page = index + 1
self.renderCurrentPage()
def onSliderRelease(self):
self.onMouseScroll(self.scrollArea.verticalScrollBar().value())
def openFile(self):
filename, sel_filter = QFileDialog.getOpenFileName(
self, "Select Document to Open", "",
"Portable Document Format (*.pdf);;All Files (*)")
if filename != "":
self.loadPDFfile(filename)
def lockUnlock(self):
if which("qpdf") == None:
self.lockUnlockAction.setEnabled(False)
QMessageBox.warning(
self, "qpdf Required",
"qpdf command not found.\nInstall qpdf program.")
return
if self.lockUnlockAction.text() == "Encrypt PDF":
self.encryptPDF()
return
filename, ext = os.path.splitext(self.filename)
new_name = filename + "-unlocked.pdf"
proc = Popen([
"qpdf", "--decrypt", "--password="******"File Saved",
"Successfully saved as\n" + basename)
else:
QMessageBox.warning(self, "Failed !", "Failed to save as unlocked")
def encryptPDF(self):
password, ok = QInputDialog.getText(self, "Lock PDF",
"Enter Password :"******"":
return
filename, ext = os.path.splitext(self.filename)
new_name = filename + "-locked.pdf"
proc = Popen([
"qpdf", "--encrypt", password, password, '128', '--',
self.filename, new_name
])
stdout, stderr = proc.communicate()
if proc.returncode == 0:
basename = os.path.basename(new_name)
QMessageBox.information(self, "File Saved",
"Successfully saved as\n" + basename)
else:
QMessageBox.warning(self, "Failed !",
"Failed to save as Encrypted")
def printFile(self):
if which("quikprint") == None:
QMessageBox.warning(self, "QuikPrint Required",
"Install QuikPrint program.")
return
Popen(["quikprint", self.filename])
def exportToPS(self):
width = self.doc.page(self.current_page - 1).pageSizeF().width()
height = self.doc.page(self.current_page - 1).pageSizeF().height()
filename, sel_filter = QFileDialog.getSaveFileName(
self, "Select File to Save",
os.path.splitext(self.filename)[0] + '.ps',
"Adobe Postscript Format (*.ps)")
if filename == '': return
conv = self.doc.psConverter()
conv.setPaperWidth(width)
conv.setPaperHeight(height)
conv.setOutputFileName(filename)
conv.setPageList([i + 1 for i in range(self.pages_count)])
ok = conv.convert()
if ok:
QMessageBox.information(self, "Successful !",
"File has been successfully exported")
else:
QMessageBox.warning(self, "Failed !",
"Failed to export to Postscript")
def exportPageToImage(self):
dialog = ExportToImageDialog(self.current_page, self.pages_count, self)
if dialog.exec_() == QDialog.Accepted:
try:
dpi = int(dialog.dpiEdit.text())
page_no = dialog.pageNoSpin.value()
filename = os.path.splitext(
self.filename)[0] + '-' + str(page_no) + '.jpg'
page = self.doc.page(page_no - 1)
if not page: return
img = page.renderToImage(dpi, dpi)
img.save(filename)
QMessageBox.information(self, "Successful !",
"Page has been successfully exported")
except:
QMessageBox.warning(self, "Failed !",
"Failed to export to Image")
def docInfo(self):
info_keys = list(self.doc.infoKeys())
values = [self.doc.info(key) for key in info_keys]
page_size = self.doc.page(self.current_page - 1).pageSizeF()
page_size = "%s x %s pts" % (page_size.width(), page_size.height())
info_keys += ['Embedded FIles', 'Page Size']
values += [str(self.doc.hasEmbeddedFiles()), page_size]
dialog = DocInfoDialog(self)
dialog.setInfo(info_keys, values)
dialog.exec_()
def jumpToCurrentPage(self):
""" this is used as a slot, to connect with a timer"""
self.jumpToPage(self.current_page)
def jumpToPage(self, page_num, top=0.0):
""" scrolls to a particular page and position """
if page_num < 1: page_num = 1
elif page_num > self.pages_count: page_num = self.pages_count
if not (0 < top < 1.0): top = 0
self.jumped_from = self.current_page
self.current_page = page_num
scrollbar_pos = self.pages[page_num - 1].pos().y()
scrollbar_pos += top * self.pages[page_num - 1].height()
self.scrollArea.verticalScrollBar().setValue(scrollbar_pos)
def undoJump(self):
if self.jumped_from == None: return
self.jumpToPage(self.jumped_from)
def goNextPage(self):
if self.current_page == self.pages_count: return
self.jumpToPage(self.current_page + 1)
def goPrevPage(self):
if self.current_page == 1: return
self.jumpToPage(self.current_page - 1)
def goFirstPage(self):
self.jumpToPage(1)
def goLastPage(self):
self.jumpToPage(self.pages_count)
def gotoPage(self):
text = self.gotoPageEdit.text()
if text == "": return
self.jumpToPage(int(text))
self.gotoPageEdit.clear()
self.gotoPageEdit.clearFocus()
###################### Zoom and Size Management ##########################
def availableWidth(self):
""" Returns available width for rendering a page """
dock_width = 0 if self.dockWidget.isHidden(
) else self.dockWidget.width()
return self.width() - dock_width - 50
def resizePages(self):
'''Resize all pages according to zoom level '''
page_dpi = self.zoom_levels[
self.zoomLevelCombo.currentIndex()] * SCREEN_DPI / 100
fixed_width = self.availableWidth()
for i in range(self.pages_count):
pg_width = self.doc.page(i).pageSizeF().width() # width in points
pg_height = self.doc.page(i).pageSizeF().height()
if self.zoomLevelCombo.currentIndex() == 0: # if fixed width
dpi = 72.0 * fixed_width / pg_width
else:
dpi = page_dpi
self.pages[i].dpi = dpi
self.pages[i].setFixedSize(pg_width * dpi / 72.0,
pg_height * dpi / 72.0)
for page_no in self.rendered_pages:
self.pages[page_no - 1].clear()
self.rendered_pages = []
self.renderCurrentPage()
def setZoom(self, index):
""" Gets called when zoom level is changed"""
self.scroll_render_lock = True # rendering on scroll is locked as set scroll position
self.resizePages()
QtCore.QTimer.singleShot(300, self.afterZoom)
def zoomIn(self):
index = self.zoomLevelCombo.currentIndex()
if index == len(self.zoom_levels) - 1: return
if index == 0: index = 3
self.zoomLevelCombo.setCurrentIndex(index + 1)
self.setZoom(index + 1)
def zoomOut(self):
index = self.zoomLevelCombo.currentIndex()
if index == 1: return
if index == 0: index = 4
self.zoomLevelCombo.setCurrentIndex(index - 1)
self.setZoom(index - 1)
def afterZoom(self):
scrolbar_pos = self.pages[self.current_page - 1].pos().y()
self.scrollArea.verticalScrollBar().setValue(scrolbar_pos)
self.scroll_render_lock = False
######### Search Text #########
def toggleFindMode(self, enable):
if enable:
self.findTextEdit.setText('')
self.findTextEdit.setFocus()
self.search_text = ''
self.search_result_page = 0
elif self.search_result_page != 0:
self.pages[self.search_result_page - 1].highlight_area = None
self.pages[self.search_result_page - 1].updateImage()
def findNext(self):
""" search text in current page and next pages """
text = self.findTextEdit.text()
if text == "": return
# search from current page when text changed
if self.search_text != text or self.search_result_page == 0:
search_from_page = self.current_page
else:
search_from_page = self.search_result_page + 1
self.findTextRequested.emit(text, search_from_page, False)
if self.search_result_page != 0: # clear previous highlights
self.pages[self.search_result_page - 1].highlight_area = None
self.pages[self.search_result_page - 1].updateImage()
self.search_result_page = 0
self.search_text = text
def findBack(self):
""" search text in pages before current page """
text = self.findTextEdit.text()
if text == "": return
if self.search_text != text or self.search_result_page == 0:
search_from_page = self.current_page
else:
search_from_page = self.search_result_page - 1
self.findTextRequested.emit(text, search_from_page, True)
if self.search_result_page != 0:
self.pages[self.search_result_page - 1].highlight_area = None
self.pages[self.search_result_page - 1].updateImage()
self.search_result_page = 0
self.search_text = text
def onTextFound(self, page_no, areas):
self.pages[page_no - 1].highlight_area = areas
self.search_result_page = page_no
if self.pages[page_no - 1].pixmap():
self.pages[page_no - 1].updateImage()
first_result_pos = areas[0].y() / self.doc.page(page_no -
1).pageSize().height()
self.jumpToPage(page_no, first_result_pos)
######### Cpoy Text to Clip Board #########
def toggleCopyText(self, checked):
self.frame.enableCopyTextMode(checked)
def copyText(self, page_no, top_left, bottom_right):
zoom = self.pages[page_no -
1].height() / self.doc.page(page_no -
1).pageSize().height()
# Copy text to clipboard
text = self.doc.page(page_no - 1).text(
QtCore.QRectF(top_left / zoom, bottom_right / zoom))
QApplication.clipboard().setText(text)
self.copyTextAction.setChecked(False)
self.toggleCopyText(False)
########## Other Functions ##########
def getOutlines(self, doc):
toc = doc.toc()
if not toc:
self.dockWidget.hide()
return
self.dockWidget.show()
outline_model = QStandardItemModel(self)
parent_item = outline_model.invisibleRootItem()
node = toc.firstChild()
loadOutline(doc, node, parent_item)
self.treeView.setModel(outline_model)
if parent_item.rowCount() < 4:
self.treeView.expandToDepth(0)
self.treeView.setHeaderHidden(True)
self.treeView.header().setSectionResizeMode(0, 1)
self.treeView.header().setSectionResizeMode(1, 3)
self.treeView.header().setStretchLastSection(False)
def onOutlineClick(self, m_index):
page_num = self.treeView.model().data(m_index, QtCore.Qt.UserRole + 1)
top = self.treeView.model().data(m_index, QtCore.Qt.UserRole + 2)
if not page_num: return
self.jumpToPage(page_num, top)
def showStatus(self, url):
if url == "":
self.statusbar.hide()
return
self.statusbar.setText(url)
self.statusbar.adjustSize()
self.statusbar.move(0, self.height() - self.statusbar.height())
self.statusbar.show()
def resizeEvent(self, ev):
QMainWindow.resizeEvent(self, ev)
if self.filename == '': return
if self.zoomLevelCombo.currentIndex() == 0:
self.resize_page_timer.start(200)
def onWindowResize(self):
for i in range(self.pages_count):
self.pages[
i].annots_listed = False # Clears prev link annotation positions
self.resizePages()
wait(300)
self.jumpToCurrentPage()
if not self.isMaximized():
self.settings.setValue("WindowWidth", self.width())
self.settings.setValue("WindowHeight", self.height())
def saveFileData(self):
if self.filename != '':
filename = collapseUser(self.filename)
if filename in self.history_filenames:
index = self.history_filenames.index(filename)
self.history_page_no[index] = self.current_page
else:
self.history_filenames.insert(0, filename)
self.history_page_no.insert(0, self.current_page)
if filename in self.recent_files:
self.recent_files.remove(filename)
self.recent_files.insert(0, filename)
def closeEvent(self, ev):
""" Save all settings on window close """
self.saveFileData()
self.settings.setValue("OffsetX", self.geometry().x() - self.x())
self.settings.setValue("OffsetY", self.geometry().y() - self.y())
self.settings.setValue("ZoomLevel", self.zoomLevelCombo.currentIndex())
self.settings.setValue("HistoryFileNameList",
self.history_filenames[:100])
self.settings.setValue("HistoryPageNoList", self.history_page_no[:100])
self.settings.setValue("RecentFiles", self.recent_files[:10])
return QMainWindow.closeEvent(self, ev)
def onAppQuit(self):
""" Close running threads """
loop1 = QtCore.QEventLoop()
loop2 = QtCore.QEventLoop()
self.thread1.finished.connect(loop1.quit)
self.thread2.finished.connect(loop2.quit)
self.thread1.quit()
loop1.exec_()
self.thread2.quit()
loop2.exec_()
def set_valitor(self, widget, bottom=0, top=0):
intvalitor = QIntValidator()
intvalitor.setBottom(bottom)
if top != 0:
intvalitor.setTop(top)
widget.setValidator(intvalitor)
class ScaniGUI(QMainWindow):
def __init__(self, parent=None):
self.dev = None
self.model = None
self.connected = False
super(ScaniGUI, self).__init__(parent)
self.widget = QWidget()
self.setCentralWidget(self.widget)
vb = QVBoxLayout()
hb1 = QHBoxLayout()
self.scanigr = QGroupBox("Rede")
self.confgr = QGroupBox("Config")
hb1.addWidget(self.scanigr)
vb1 = QVBoxLayout()
hb2 = QHBoxLayout()
hb2.addWidget(QLabel("IP"))
self.ip_ed = QLineEdit("191.30.80.131")
hb2.addWidget(self.ip_ed)
vb1.addLayout(hb2)
self.connbut = QPushButton("Conectar")
self.connbut.clicked.connect(self.connect)
vb1.addWidget(self.connbut)
self.scanigr.setLayout(vb1)
hb1.addWidget(self.confgr)
vb.addLayout(hb1)
self.zerobut = QPushButton("Hard Zero")
self.zerobut.clicked.connect(self.hard_zero)
self.zerobut.setEnabled(False)
vb.addWidget(self.zerobut)
self.listsbut = QPushButton("LIST S")
self.listsbut.clicked.connect(self.listS)
self.listsbut.setEnabled(False)
vb.addWidget(self.listsbut)
self.okbut = QPushButton("Ok")
vb.addWidget(self.okbut)
#self.szerobut.QPushButton("Soft Zero")
#self.szerobut.setEnabled(False)
gr1 = QGridLayout()
vb2 = QVBoxLayout()
gr1.addWidget(QLabel("FPS"), 0, 0)
gr1.addWidget(QLabel("PERIOD"), 1, 0)
gr1.addWidget(QLabel("AVG"), 2, 0)
self.fps_ed = QLineEdit("1")
self.fps_val = QIntValidator(1, 2147483647)
self.fps_ed.setValidator(self.fps_val)
self.fps_ed.textChanged.connect(self.check_state)
self.fps_ed.textChanged.emit(self.fps_ed.text())
self.period_ed = QLineEdit("500")
self.period_val = QIntValidator(150, 62500)
self.period_ed.setValidator(self.period_val)
self.period_ed.textChanged.connect(self.check_state)
self.period_ed.textChanged.emit(self.period_ed.text())
self.avg_ed = QLineEdit("1")
self.avg_val = QIntValidator(1, 240)
self.avg_ed.setValidator(self.avg_val)
self.avg_ed.textChanged.connect(self.check_state)
self.avg_ed.textChanged.emit(self.avg_ed.text())
self.freqlab = QLabel("")
self.ttotlab = QLabel("")
gr1.addWidget(self.fps_ed, 0, 1)
gr1.addWidget(self.period_ed, 1, 1)
gr1.addWidget(self.avg_ed, 2, 1)
gr1.addWidget(QLabel("Freq (Hz)"), 3, 0)
gr1.addWidget(self.freqlab, 3, 1)
gr1.addWidget(QLabel("Tempo (s)"), 4, 0)
gr1.addWidget(self.ttotlab, 4, 1)
self.confgr.setEnabled(False)
vb2.addLayout(gr1)
self.confbut = QPushButton("Configurar")
self.confbut.clicked.connect(self.config)
vb2.addWidget(self.confbut)
self.confgr.setLayout(vb2)
self.widget.setLayout(vb)
def ipaddr(self):
return self.ip_ed.text().strip()
def connect(self):
if self.connected:
self.connbut.setText("Conectar")
self.confgr.setEnabled(False)
self.zerobut.setEnabled(False)
self.listsbut.setEnabled(False)
self.dev.close()
self.dev = None
self.connected = False
else:
ip = self.ipaddr()
if scani.check_server(ip, 23, 2):
try:
self.dev = scani.Scanivalve(ip)
except:
QMessageBox.warning(self, "Erro", "Não foi possível conectar com o Scanivalve")
return
try:
self.model = self.dev.get_model()
lists = self.dev.list_any_map("S")
except:
QMessageBox.warning(self, "Problemas com Scanivalve",
"Problemas na configuração do Scanivalve")
return
fps = lists['FPS']
avg = lists['AVG']
period = lists['PERIOD']
self.fps_ed.setText(fps)
self.period_ed.setText(period)
self.avg_ed.setText(avg)
self.freqlab.setText(str(1/self.dev.dt))
self.ttotlab.setText(str(self.dev.dt*int(fps)))
if self.model=='3017':
self.period_val.setBottom(500)
self.avg_val.setTop(32767)
else:
self.period_val.setBottom(150)
self.avg_val.setTop(240)
self.connbut.setText("DESconectar")
self.confgr.setEnabled(True)
self.listsbut.setEnabled(True)
self.zerobut.setEnabled(True)
self.connected = True
return
else:
QMessageBox.warning(self, "Sem conexão", "Não foi possível conectar com o scanivalve")
return
def check_state(self, *args, **kwargs):
sender = self.sender()
validator = sender.validator()
state = validator.validate(sender.text(), 0)[0]
if state == QValidator.Acceptable:
color = '#c4df9b' # green
#elif state == QtGui.QValidator.Intermediate:
# color = '#fff79a' # yellow
else:
color = '#f6989d' # red
sender.setStyleSheet('QLineEdit { background-color: %s }' % color)
def config(self):
avg = self.avg_ed.text()
state = self.avg_val.validate(avg, 0)[0]
if state != QValidator.Acceptable:
QMessageBox.warning(self, "Valor ilegal", "AVG está fora dos valores permitidos")
return
period = self.period_ed.text()
state = self.period_val.validate(period, 0)[0]
if state != QValidator.Acceptable:
QMessageBox.warning(self, "Valor ilegal", "PERIOD está fora dos valores permitidos")
return
fps = self.fps_ed.text()
state = self.fps_val.validate(fps, 0)[0]
if state != QValidator.Acceptable:
QMessageBox.warning(self, "Valor ilegal", "FPS está fora dos valores permitidos")
return
self.dev.config(FPS=int(fps), AVG=int(avg), PERIOD=int(period))
self.freqlab.setText("{:05.3f}".format(1/self.dev.dt))
self.ttotlab.setText("{:05.3f}".format(self.dev.dt * int(fps)))
return None
def hard_zero(self):
if self.dev is not None:
self.dev.hard_zero()
self.setEnabled(False)
QtTest.QTest.qWait(15000)
self.setEnabled(True)
return None
def listS(self):
if self.dev is not None:
lists = self.dev.list_any("S")
s = '\n'.join([' '.join(l) for l in lists])
QMessageBox.information(self, "LIST S", s)
return None
def scanivalve(self):
return self.dev
class SpectrogramTools(QWidget):
def __init__(self, parent):
super(SpectrogramTools, self).__init__(parent)
self.spectrogram = self.parent().plugin.signal_widget.spectrogram
layout = QFormLayout()
self.n_fft_le = QLineEdit(str(self.spectrogram.n_fft))
self.n_fft_le_validator = QIntValidator(8, 1024)
self.n_fft_le.setValidator(self.n_fft_le_validator)
layout.addRow('NFFT', self.n_fft_le)
self.n_fft_le.editingFinished.connect(self.set_n_fft)
self.step_le = QLineEdit(str(self.spectrogram.step))
self.step_le_validator = QIntValidator(1, 128)
self.step_le.setValidator(self.step_le_validator)
layout.addRow('Step', self.step_le)
self.step_le.editingFinished.connect(self.set_step)
self.cmap_cb = QComboBox()
layout.addRow('Colormap', self.cmap_cb)
# curr_cmap = [x[0] for x in color.get_colormaps().items() \
# if x[1] == self.spectrogram.cmap][0]
cmap_list = list(color.get_colormaps().keys())
cmap_list.sort()
# curr_idx = cmap_list.index(curr_cmap)
self.cmap_cb.addItems(cmap_list)
# self.cmap_cb.setCurrentIndex(curr_idx)
self.cmap_cb.currentIndexChanged.connect(self.set_cmap)
self.interp_cb = QComboBox()
layout.addRow('Interpolation', self.interp_cb)
interp_list = [
'nearest', 'bilinear', 'hanning', 'hamming', 'hermite', 'kaiser',
'quadric', 'bicubic', 'catrom', 'mitchell', 'spline16', 'spline36',
'gaussian', 'bessel', 'sinc', 'lanczos', 'blackman'
]
self.interp_cb.addItems(interp_list)
self.interp_cb.currentIndexChanged.connect(self.set_interpolation)
self.normalize_chb = QCheckBox()
layout.addRow('Normalize', self.normalize_chb)
self.normalize_chb.setCheckState(self.spectrogram.normalize)
self.normalize_chb.stateChanged.connect(self.set_normalize)
clim_low_layout = QHBoxLayout()
self.clim_low_s = QSlider(Qt.Horizontal)
self.clim_low_s.setMinimum(0)
self.clim_low_s.setMaximum(100)
self.clim_low_s.setValue(0)
self.clim_low_s.setTickInterval(1)
self.clim_low_s.valueChanged.connect(self.set_clim_low_s)
self.clim_low_le = QLineEdit('0')
self.clim_low_le_validator = QIntValidator(1, 100)
self.clim_low_le.setValidator(self.clim_low_le_validator)
self.clim_low_le.editingFinished.connect(self.set_clim)
self.clim_low_le.setMaximumWidth(40)
clim_low_layout.addWidget(self.clim_low_s)
clim_low_layout.addWidget(self.clim_low_le)
layout.addRow('Color limit low', clim_low_layout)
clim_high_layout = QHBoxLayout()
self.clim_high_s = QSlider(Qt.Horizontal)
self.clim_high_s.setMinimum(0)
self.clim_high_s.setMaximum(100)
self.clim_high_s.setValue(100)
self.clim_high_s.setTickInterval(1)
self.clim_high_s.valueChanged.connect(self.set_clim_high_s)
self.clim_high_le = QLineEdit('100')
self.clim_high_le_validator = QIntValidator(1, 100)
self.clim_high_le.setValidator(self.clim_high_le_validator)
self.clim_high_le.editingFinished.connect(self.set_clim)
self.clim_high_le.setMaximumWidth(40)
clim_high_layout.addWidget(self.clim_high_s)
clim_high_layout.addWidget(self.clim_high_le)
layout.addRow('Color limit high', clim_high_layout)
self.setLayout(layout)
def set_n_fft(self):
self.spectrogram.n_fft = int(self.n_fft_le.text())
self.step_le_validator.setTop(self.spectrogram.n_fft - 1)
self.parent().plugin.signal_widget.update_signals()
def set_step(self):
self.spectrogram.step = int(self.step_le.text())
self.parent().plugin.signal_widget.update_signals()
def set_cmap(self, idx):
self.spectrogram.cmap = self.cmap_cb.itemText(idx)
def set_interpolation(self, idx):
self.spectrogram.interpolation = self.interp_cb.itemText(idx)
def set_normalize(self, state):
if state:
self.spectrogram.normalize = True
else:
self.spectrogram.normalize = False
def set_clim_low_s(self, val):
low = int(val)
high = int(self.clim_high_le.text())
# Adjust validators
self.clim_high_le_validator.setBottom(low)
# Adjust text
self.clim_low_le.setText(str(low))
if self.spectrogram._data is None:
return
d_min = np.min(self.spectrogram._data)
d_max = np.max(self.spectrogram._data)
d_diff = d_max - d_min
low = ((low / 100) * d_diff) + d_min
high = ((high / 100) * d_diff) + d_min
self.spectrogram.clim = (low, high)
def set_clim_high_s(self, val):
low = int(self.clim_low_le.text())
high = int(val)
# Adjust validators
self.clim_low_le_validator.setTop(high)
# Adjust text
self.clim_high_le.setText(str(high))
if self.spectrogram._data is None:
return
d_min = np.min(self.spectrogram._data)
d_max = np.max(self.spectrogram._data)
d_diff = d_max - d_min
low = ((low / 100) * d_diff) + d_min
high = ((high / 100) * d_diff) + d_min
self.spectrogram.clim = (low, high)
def set_clim(self):
low = int(self.clim_low_le.text())
high = int(self.clim_high_le.text())
# Adjust validators
self.clim_low_le_validator.setTop(high)
self.clim_high_le_validator.setBottom(low)
# Adjust the sliders
self.clim_low_s.setValue(low)
self.clim_high_s.setValue(high)
if self.spectrogram.data is None:
return
d_min = np.min(self.spectrogram.data)
d_max = np.max(self.spectrogram.data)
d_diff = d_max - d_min
low = ((low / 100) * d_diff) + d_min
high = ((high / 100) * d_diff) + d_min
self.spectrogram.clim = (low, high)
class MainViewController(QObject):
DEFAULT_MOVIE_SPEED = 100
ANIMATION_PLAYING_FRAME_COLOR = Qt.red
def __init__(self, view, model) -> None:
super().__init__()
self._view = view
self._model = model
self._frame_validator = QIntValidator(0, 0)
self._current_file_path = None
self.original_base_role_color = view.frame.palette().color(
QPalette.Base)
self._view.pushButtonBrowse.clicked.connect(self._browse_for_folder)
self._view.actionBrowse.triggered.connect(self._browse_for_folder)
self._view.loop.toggled.connect(self._play_movie)
self._view.speed_slider.valueChanged.connect(self._update_speed_label)
self._view.speed_slider.sliderReleased.connect(self._speed_changed)
self._view.gif_list.currentItemChanged.connect(
lambda current, _: current and self.
_set_gif_display_movie_from_string(current.file_path))
self._view.gif_list.itemPressed.connect(
lambda item: self._set_gif_display_movie_from_string(item.file_path
))
self._model.files_changed.connect(self._populate_gif_list)
self._model.first_file.connect(self._set_gif_display_movie_from_string)
self._view.single_step.toggled.connect(self._single_step_toggled)
def initialize_controller(self) -> None:
self._view.frame_number.setValidator(self._frame_validator)
self._update_speed_label(self.DEFAULT_MOVIE_SPEED)
self._model.update_files_from_path(
Path("/Users/charles/Downloads/assets"))
@pyqtSlot(bool) # QPushButton::clicked(), QAction::triggered()
def _browse_for_folder(self, _: bool) -> None:
path = QFileDialog.getExistingDirectory(self._view, "Select Directory",
".")
if path:
self._view.reset()
self._model.update_files_from_path(Path(path))
def _play_movie(self) -> None:
self._view.update_widget_palette(self._view.frame,
QPalette(self._view.frame.palette()),
QPalette.Base,
self.ANIMATION_PLAYING_FRAME_COLOR)
self._view.play_movie()
@pyqtSlot(list)
def _populate_gif_list(self, files: list[Path]) -> None:
if not files:
self._current_file_path = None
self._view.single_step.setEnabled(False)
self._view.loop.setEnabled(False)
return
# populate
for file in files:
list_widget_item = QListWidgetItem(file.name)
list_widget_item.file_path = file
self._view.gif_list.addItem(list_widget_item)
# update
self._view.set_file_count(self._model.count)
self._view.gif_list.setCurrentItem(self._view.gif_list.item(0))
self._view.set_speed(self.DEFAULT_MOVIE_SPEED)
self._update_status_bar()
self._view.single_step.setEnabled(True)
self._view.loop.setEnabled(True)
@pyqtSlot(Path)
def _set_gif_display_movie_from_string(self, path: Path) -> None:
if path == self._current_file_path:
# trigger QRadioButton::toggled() signals
# which will cause nav controls to be disabled and hidden
self._view.normal_play.setChecked(True)
self._play_movie()
return
current_movie = self._view.movie()
if current_movie and current_movie.state() == QMovie.Running:
self._view.normal_play.setChecked(True)
speed = self._view.speed()
movie: QMovie = QMovie(path.as_posix())
movie.setCacheMode(QMovie.CacheAll)
movie.setSpeed(speed)
# noinspection PyUnresolvedReferences
movie.frameChanged.connect(self._stop_movie_if_looping_not_selected)
# noinspection PyUnresolvedReferences
movie.updated.connect(self._update_dimensions_label)
self._current_gif_frame_count = movie.frameCount() - 1
self._current_file_path = path
self._view.set_movie(movie)
self._view.set_title(path.as_posix())
self._view.normal_play.setChecked(True)
self._view.set_nav_controls_visible(False)
self._play_movie()
@pyqtSlot(bool)
def _single_step_toggled(self, checked: bool) -> None:
def _setup_starting_frame(*, current_frame, last_frame):
if current_frame == last_frame:
current_frame = 0
self._view.frame_slider.setValue(current_frame)
self._view.frame_number.setText(str(current_frame))
movie.jumpToFrame(current_frame)
if not checked:
helpers.disconnect_lambda_slots(
signal=self._view.frame_slider.valueChanged)
helpers.disconnect_lambda_slots(
signal=self._view.frame_number.returnPressed)
self._view.set_speed_controls_visible(True)
self._view.set_nav_controls_visible(False)
return
self._stop_movie()
movie = self._view.movie()
frame_count = movie.frameCount() - 1
self._view.frame_slider.setMinimum(0)
self._view.frame_slider.setMaximum(frame_count)
self._view.frame_slider.valueChanged.connect(
lambda frame: movie.jumpToFrame(frame))
self._view.frame_slider.valueChanged.connect(
lambda frame: self._view.frame_number.setText(str(frame)))
self._frame_validator.setTop(frame_count)
self._view.frame_number.returnPressed.connect(
lambda: self._view.frame_slider.setValue(
int(self._view.frame_number.text())))
_setup_starting_frame(current_frame=movie.currentFrameNumber(),
last_frame=frame_count)
self._view.set_speed_controls_visible(False)
self._view.set_nav_controls_visible(True)
@pyqtSlot() # QSlider::sliderReleased()
def _speed_changed(self) -> None:
speed = self._view.speed()
if movie := self._view.movie():
movie.setSpeed(speed)
self._play_movie()
class Simulator(QWidget):
def __init__(self, *args, **kwargs):
super(Simulator, self).__init__(*args, **kwargs)
self.__simulation = SimulationData()
self.__manage_window()
self.__create_layouts()
self.__create_buttons_and_inputs()
self.__create_canvas()
self.__manage_layouts()
self.__connect_buttons()
self.__set_timer()
self.__change_initial_configuration()
self.show()
def __manage_window(self):
self.setWindowTitle("2D Wave Equation Simulator")
self.setFixedSize(1000, 860)
def __create_layouts(self):
self.__main_layout = QtWidgets.QVBoxLayout(self)
self.__form_layout = QFormLayout(self)
self.__start_stop_layout = QFormLayout(self)
def __create_buttons_and_inputs(self):
self.__start_button = QtWidgets.QPushButton("Start simulation", self)
self.__stop_button = QtWidgets.QPushButton("Stop simulation", self)
self.__start_button.setFixedWidth(485)
self.__stop_button.setFixedWidth(485)
self.__stop_button.setEnabled(False)
self.__only_float = QRegExpValidator(QRegExp("-?[0-9]+\.?[0-9]+"))
self.__only_float_time = QRegExpValidator(QRegExp("[0-9]+\.?[0-9]+"))
self.__only_int = QIntValidator()
self.__only_int.setBottom(0)
self.__only_int.setTop(99)
self.__label1 = QLabel("Number of points (X-axis):")
self.__line1 = QLineEdit()
self.__line1.setValidator(self.__only_int)
self.__line1.setText("25")
self.__label2 = QLabel("Number of points (Y-axis):")
self.__line2 = QLineEdit()
self.__line2.setValidator(self.__only_int)
self.__line2.setText("25")
self.__label3 = QLabel("Maximum simulation time [s]:")
self.__line3 = QLineEdit()
self.__line3.setValidator(self.__only_float_time)
self.__line3.setText("1.0")
self.__label4 = QPushButton("Alpha:")
self.__label4.setFixedWidth(135)
self.__line4 = QLineEdit()
self.__line4.setValidator(self.__only_float)
self.__line4.setText("0.0")
self.__label5 = QPushButton("Beta:")
self.__label5.setFixedWidth(135)
self.__line5 = QLineEdit()
self.__line5.setValidator(self.__only_float)
self.__line5.setText("0.25")
self.__label6 = QPushButton("Gamma:")
self.__label6.setFixedWidth(135)
self.__line6 = QLineEdit()
self.__line6.setValidator(self.__only_float)
self.__line6.setText("0.5")
self.__label7 = QLabel("Fixed boundary conditions:")
self.__line7 = QComboBox()
self.__line7.addItems(["True", "False"])
self.__label8 = QLabel("Zero-displacement initial condition:")
self.__line8 = QComboBox()
self.__line8.addItems(["False", "True"])
self.__label9 = QLabel("Forcing term:")
self.__line9 = QComboBox()
self.__line9.addItems(["False", "True"])
def __create_canvas(self):
self.__canvas = Canvas(self)
self.__canvas.setFixedSize(980, 566)
def __manage_layouts(self):
self.__form_layout.addRow(self.__label1, self.__line1)
self.__form_layout.addRow(self.__label2, self.__line2)
self.__form_layout.addRow(self.__label3, self.__line3)
self.__form_layout.addRow(self.__label4, self.__line4)
self.__form_layout.addRow(self.__label5, self.__line5)
self.__form_layout.addRow(self.__label6, self.__line6)
self.__form_layout.addRow(self.__label7, self.__line7)
self.__form_layout.addRow(self.__label8, self.__line8)
self.__form_layout.addRow(self.__label9, self.__line9)
self.__start_stop_layout.addRow(self.__start_button,
self.__stop_button)
self.__main_layout.addWidget(self.__canvas)
self.__main_layout.addLayout(self.__form_layout)
self.__main_layout.addLayout(self.__start_stop_layout)
def __connect_buttons(self):
self.__start_button.clicked.connect(lambda: self.__start_simulation())
self.__stop_button.clicked.connect(lambda: self.__stop_simulation())
self.__label4.clicked.connect(lambda: self.__show_alpha_description())
self.__label5.clicked.connect(lambda: self.__show_beta_description())
self.__label6.clicked.connect(lambda: self.__show_gamma_description())
self.__line1.textChanged.connect(
lambda: self.__change_initial_configuration())
self.__line2.textChanged.connect(
lambda: self.__change_initial_configuration())
self.__line3.textChanged.connect(
lambda: self.__change_initial_configuration())
self.__line4.textChanged.connect(
lambda: self.__change_initial_configuration())
self.__line5.textChanged.connect(
lambda: self.__change_initial_configuration())
self.__line6.textChanged.connect(
lambda: self.__change_initial_configuration())
self.__line7.currentTextChanged.connect(
lambda: self.__change_initial_configuration())
self.__line8.currentTextChanged.connect(
lambda: self.__change_initial_configuration())
self.__line9.currentTextChanged.connect(
lambda: self.__change_initial_configuration())
def __show_alpha_description(self):
title = "Description of Alpha parameter"
description = "Alpha is the factor responsible for damping the membrane movement"
self.__show_message(QMessageBox.Information, title, description)
def __show_beta_description(self):
title = "Description of Beta parameter"
description = "Beta is the scalar parameter of the Newmark algorithm"
self.__show_message(QMessageBox.Information, title, description)
def __show_gamma_description(self):
title = "Description of Gamma parameter"
description = "Gamma is the scalar parameter of the Newmark algorithm"
self.__show_message(QMessageBox.Information, title, description)
def __show_message(self, message_type, title, description):
self.__msg = QMessageBox()
self.__msg.setIcon(message_type)
self.__msg.setWindowTitle(title)
self.__msg.setText(description)
self.__msg.exec_()
def __disable_gui(self):
self.__stop_button.setEnabled(True)
self.__start_button.setEnabled(False)
self.__line1.setEnabled(False)
self.__line2.setEnabled(False)
self.__line3.setEnabled(False)
self.__line4.setEnabled(False)
self.__line5.setEnabled(False)
self.__line6.setEnabled(False)
self.__line7.setEnabled(False)
self.__line8.setEnabled(False)
self.__line9.setEnabled(False)
self.__label4.setEnabled(False)
self.__label5.setEnabled(False)
self.__label6.setEnabled(False)
def __enable_gui(self):
self.__stop_button.setEnabled(False)
self.__start_button.setEnabled(True)
self.__line1.setEnabled(True)
self.__line2.setEnabled(True)
self.__line3.setEnabled(True)
self.__line4.setEnabled(True)
self.__line5.setEnabled(True)
self.__line6.setEnabled(True)
self.__line7.setEnabled(True)
self.__line8.setEnabled(True)
self.__line9.setEnabled(True)
self.__label4.setEnabled(True)
self.__label5.setEnabled(True)
self.__label6.setEnabled(True)
def __set_timer(self):
self.__timer = QtCore.QTimer()
self.__timer.setInterval(100)
self.__timer.timeout.connect(self.__continue_simulation)
def __change_initial_configuration(self):
try:
self.__n_x = int(self.__line1.text())
self.__n_y = int(self.__line2.text())
except:
return
if self.__n_x < 3 or self.__n_y < 3:
return
if self.__line8.currentText() == "False":
self.__zero_diaphragm_displacement = False
elif self.__line8.currentText() == "True":
self.__zero_diaphragm_displacement = True
self.__x_net = np.zeros(self.__n_x * self.__n_y, dtype=np.float64)
self.__y_net = np.zeros(self.__n_x * self.__n_y, dtype=np.float64)
for j in range(self.__n_y):
for i in range(self.__n_x):
self.__x_net[j * self.__n_x + i] = i * 1.0 / self.__n_x
self.__y_net[j * self.__n_x + i] = j * 1.0 / self.__n_y
first_step = self.__simulation.get_first_step(
self.__n_x, self.__n_y, self.__zero_diaphragm_displacement)
self.__max_value = first_step.max() + 0.0001
self.__min_value = -self.__max_value
self.__canvas.axes.cla()
self.__canvas.axes.set_xlabel("x [m]")
self.__canvas.axes.set_ylabel("y [m]")
self.__canvas.axes.set_zlabel("u [m]")
if not self.__zero_diaphragm_displacement:
self.__canvas.axes.set_zlim(self.__min_value, self.__max_value)
else:
self.__canvas.axes.set_zlim(-0.075, 0.075)
self.__canvas.axes.set_title(
"Diaphragm displacement diagram u(x, y, t) \n t = 0.0 s")
self.__canvas.axes.scatter(self.__x_net,
self.__y_net,
first_step,
linewidth=0,
antialiased=False)
self.__canvas.draw()
def __start_simulation(self):
self.__n_x = int(self.__line1.text())
self.__n_y = int(self.__line2.text())
if self.__n_x < 3 or self.__n_y < 3:
title = "Warning"
description = "Number of points for X-axis and Y-axis must be at least 3"
self.__show_message(QMessageBox.Warning, title, description)
return
self.__t = float(self.__line3.text())
self.__alpha = float(self.__line4.text())
self.__beta = float(self.__line5.text())
self.__gamma = float(self.__line6.text())
if self.__line7.currentText() == "False":
self.__fixed_boundary_conditions = False
elif self.__line7.currentText() == "True":
self.__fixed_boundary_conditions = True
if self.__line8.currentText() == "False":
self.__zero_diaphragm_displacement = False
elif self.__line8.currentText() == "True":
self.__zero_diaphragm_displacement = True
if self.__line9.currentText() == "False":
self.__forcing_term_check = False
elif self.__line9.currentText() == "True":
self.__forcing_term_check = True
self.__delta_t = 0.01
self.__n_t = int(self.__t / self.__delta_t)
self.__counter = 1
self.__simulation.change_initial_configuration(
self.__n_x, self.__n_y, self.__t, self.__alpha, self.__beta,
self.__gamma, self.__fixed_boundary_conditions,
self.__zero_diaphragm_displacement, self.__forcing_term_check)
self.__disable_gui()
self.__simulation.start_simulation()
self.__canvas.axes.cla()
self.__canvas.axes.set_xlabel("x [m]")
self.__canvas.axes.set_ylabel("y [m]")
self.__canvas.axes.set_zlabel("u [m]")
if not self.__zero_diaphragm_displacement:
self.__canvas.axes.set_zlim(self.__min_value, self.__max_value)
else:
self.__canvas.axes.set_zlim(-0.075, 0.075)
self.__canvas.axes.set_title(
"Diaphragm displacement diagram u(x, y, t) \n t = 0.0 s")
self.__canvas.axes.scatter(self.__x_net,
self.__y_net,
self.__simulation.get_actual_step(),
linewidth=0,
antialiased=False)
self.__canvas.draw()
self.__timer.start()
def __continue_simulation(self):
self.__canvas.axes.cla()
self.__canvas.axes.set_xlabel("x [m]")
self.__canvas.axes.set_ylabel("y [m]")
self.__canvas.axes.set_zlabel("u [m]")
if not self.__forcing_term_check:
self.__canvas.axes.set_zlim(self.__min_value, self.__max_value)
else:
if self.__fixed_boundary_conditions or self.__simulation.get_actual_step(
).mean() < 0.05:
self.__canvas.axes.set_zlim(-0.075, 0.075)
self.__canvas.axes.set_title(
"Diaphragm displacement diagram u(x, y, t) \n t = " +
str(round(self.__counter * self.__delta_t, 2)) + " s")
self.__canvas.axes.scatter(self.__x_net,
self.__y_net,
self.__simulation.get_actual_step(),
linewidth=0,
antialiased=False)
self.__canvas.draw()
if self.__counter < self.__n_t:
self.__counter += 1
self.__simulation.calculate_next_step(self.__counter)
else:
self.__stop_simulation()
def __stop_simulation(self):
self.__timer.stop()
self.__enable_gui()
def setUp(self):
self.setWindowTitle("Settings")
self.setSizeGripEnabled(False)
self.layout = QGridLayout(self)
self.layout.setSizeConstraint(QLayout.SetFixedSize)
# ---------------------------------------------------------------------
portValidator = QIntValidator(self)
portValidator.setTop(65536)
portValidator.setBottom(0)
self.portStartEdit = QLineEdit(str(self.config['port_start']), self)
self.portStartEdit.setValidator(portValidator)
self.portEndEdit = QLineEdit(str(self.config['port_end']), self)
self.portEndEdit.setValidator(portValidator)
portsLayout = QHBoxLayout()
portsLayout.addWidget(self.portStartEdit)
portsLayout.addWidget(self.portEndEdit)
self.layout.addWidget(QLabel("Listen port range:", self), 0, 0)
self.layout.addLayout(portsLayout, 0, 1)
# ---------------------------------------------------------------------
speedValidator = QIntValidator(self)
speedValidator.setBottom(0)
maxDownloadSpeed = str(round(self.config['max_download_speed'] / 1024))
maxUploadSpeed = str(round(self.config['max_upload_speed'] / 1024))
self.maxDownSpeedEdit = QLineEdit(maxDownloadSpeed, self)
self.maxDownSpeedEdit.setValidator(speedValidator)
self.maxUpSpeedEdit = QLineEdit(maxUploadSpeed, self)
self.maxUpSpeedEdit.setValidator(speedValidator)
self.layout.addWidget(QLabel("Maximum download speed (KB/s):", self),
1, 0)
self.layout.addWidget(self.maxDownSpeedEdit, 1, 1)
self.layout.addWidget(QLabel("Maximum upload speed (KB/s):", self),
2, 0)
self.layout.addWidget(self.maxUpSpeedEdit, 2, 1)
# ---------------------------------------------------------------------
torrentCountValidator = QIntValidator(self)
torrentCountValidator.setTop(50)
torrentCountValidator.setBottom(2)
self.torrentCountEdit = QLineEdit(str(self.config['max_torrents']),
self)
self.torrentCountEdit.setValidator(torrentCountValidator)
self.layout.addWidget(QLabel("Maximal torrent count:", self), 3, 0)
self.layout.addWidget(self.torrentCountEdit, 3, 1)
# ---------------------------------------------------------------------
activeTorrentsValidator = QIntValidator(self)
activeTorrentsValidator.setBottom(0)
self.maxActiveDownloadsEdit = QLineEdit(
str(self.config['max_active_downloads']), self)
self.maxActiveDownloadsEdit.setValidator(activeTorrentsValidator)
self.maxActiveSeedsEdit = QLineEdit(
str(self.config['max_active_seeds']), self)
self.maxActiveSeedsEdit.setValidator(activeTorrentsValidator)
self.layout.addWidget(QLabel("Maximum active downloads:", self), 4, 0)
self.layout.addWidget(self.maxActiveDownloadsEdit, 4, 1)
self.layout.addWidget(QLabel("Maximum active seeds:", self), 5, 0)
self.layout.addWidget(self.maxActiveSeedsEdit, 5, 1)
# ---------------------------------------------------------------------
self.resumeDataCheckbox = QCheckBox(self)
self.resumeDataCheckbox.setChecked(self.config['resume_data'] == 1)
self.layout.addWidget(QLabel("Enable resume data:", self), 6, 0)
self.layout.addWidget(self.resumeDataCheckbox, 6, 1)
# ---------------------------------------------------------------------
buttonsRow = QHBoxLayout()
OKButton = QPushButton("Apply", self)
OKButton.setFocus()
OKButton.clicked.connect(self.accept)
cancelButton = QPushButton("Cancel", self)
cancelButton.clicked.connect(self.reject)
buttonsRow.addWidget(OKButton)
buttonsRow.addWidget(cancelButton)
self.layout.addLayout(buttonsRow, 7, 1)