def export_full_to_pdf(schedule_ref: Schedule,
                       title_text: str,
                       file_path: str,
                       font_name: str,
                       font_path: str,
                       encoding: str,
                       progress=None) -> None:
    """
    Method for exports to PDF file
    """
    file = QFileInfo(file_path)

    # pdf
    pdf = FPDF(orientation="L")

    # encoding
    if encoding == "UTF-8":
        pdf.add_font(font_name, "", font_path, uni=True)
    else:
        pdf.add_font(font_name, "", font_path)
        pdf.set_doc_option("core_fonts_encoding", encoding)

    pdf.set_font(font_name)
    pdf.add_page()

    x, y = float(pdf.get_x()), float(pdf.get_y())
    w = float(pdf.w) - 2 * float(pdf.get_x())
    h = float(pdf.h) - 2 * float(pdf.get_y()) - 6

    pdf.set_auto_page_break(True, margin=y)

    title = 10

    pdf.set_font_size(14)
    pdf.cell(w, title, txt=title_text, align="C", border=0)
    h -= title

    first_column, first_row = 4, 4

    step_column = (w - first_row) / 8
    step_row = (h - first_column) / 6

    indexes = schedule_ref.indexes()
    table_widget = schedule_editor_window.ScheduleTableWidget()
    table_widget.set_schedule(schedule_ref)

    # processing
    week_step = 100 / 7
    count = 0

    i = 0
    while i < 7:
        j = 0
        while j < 9:
            if i == 0 and j == 0:
                # upper-left cell
                pdf.set_xy(x, y + title)
                pdf.cell(first_column, first_row, border=1)
                j += 1
            elif i == 0:
                # top cells with time
                pdf.set_xy(x + first_row + step_column * (j - 1), y + title)
                pdf.set_font_size(8)
                pdf.cell(step_column,
                         first_row,
                         txt=TimePair.time_start_end(j - 1),
                         align="C",
                         border=1)
                j += 1
            elif j == 0:
                # left cells with days of the week
                pdf.set_xy(
                    x,
                    y + title + first_column + step_row * (i - 1) + step_row)
                pdf.rotate(90)
                pdf.set_font_size(8)
                pdf.cell(step_row,
                         first_row,
                         txt=str(DaysOfWeek.value_of(i - 1)),
                         align="C",
                         border=1)
                pdf.rotate(0)
                j += 1
            else:
                # cells inside the table
                pdf.set_xy(x + first_row + step_column * (j - 1),
                           y + title + first_column + step_row * (i - 1))

                simple_row = (step_row / indexes[i - 1])
                prev_x, prev_y = pdf.get_x(), pdf.get_y()

                start_index = sum(indexes[r] for r in range(i - 1))
                number_row = 0
                for m in range(start_index, start_index + indexes[i - 1]):
                    item = table_widget.item(m, j - 1)
                    if item is not None:
                        x_span_count = table_widget.columnSpan(m, j - 1)
                        y_span_count = table_widget.rowSpan(m, j - 1)

                        pdf.set_xy(prev_x, prev_y + number_row * simple_row)

                        pdf.cell(step_column * x_span_count,
                                 simple_row * y_span_count,
                                 border=1)

                        text = item.text()
                        if text != "":
                            draw_text(
                                pdf, x + first_row + step_column * (j - 1),
                                y + title + first_column + step_row * (i - 1) +
                                simple_row * number_row,
                                step_column * x_span_count,
                                simple_row * y_span_count, text)
                    number_row += 1
                    pdf.set_xy(prev_x, prev_y)
                j += 1
        i += 1

        if progress is not None:
            count += 1
            progress.setValue(week_step * count)
            if progress.wasCanceled():
                break

    pdf.output(file.absoluteFilePath())
Пример #2
0
class ScheduleEditorWindow(QMainWindow):
    """
    Class describing the main window of the program.
    """
    def __init__(self):
        super().__init__()

        self._schedule = Schedule()
        self._indexes_ref = self._schedule.indexes()
        self._file = None

        # window settings
        self.setWindowTitle(self.tr("Schedule Editor"))
        self.setMinimumSize(800, 600)

        # central widget settings
        self.table_widget = ScheduleTableWidget()
        self.table_widget.set_schedule(self._schedule)
        self.table_widget.setVerticalHeader(
            CustomHeaderView(Qt.Vertical, self._indexes_ref))
        self.table_widget.setHorizontalHeader(CustomHeaderView(Qt.Horizontal))
        self.table_widget.setWordWrap(True)
        self.table_widget.setContextMenuPolicy(Qt.CustomContextMenu)
        self.table_widget.setSelectionMode(QAbstractItemView.SingleSelection)
        self.table_widget.setEditTriggers(QAbstractItemView.NoEditTriggers)
        self.table_widget.horizontalHeader().setSectionResizeMode(
            QHeaderView.Stretch)
        self.table_widget.horizontalHeader().setMaximumHeight(25)
        self.table_widget.horizontalHeader().setStretchLastSection(True)
        self.table_widget.verticalHeader().setSectionResizeMode(
            QHeaderView.Fixed)
        self.table_widget.verticalHeader().setMaximumWidth(25)
        self.table_widget.verticalHeader().setStretchLastSection(True)
        self.table_widget.setSizePolicy(QSizePolicy.MinimumExpanding,
                                        QSizePolicy.MinimumExpanding)
        self.table_widget.setVerticalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
        self.table_widget.setHorizontalScrollBarPolicy(Qt.ScrollBarAlwaysOff)

        self.table_widget.setColumnCount(self._schedule.columns())
        for i in range(8):
            item = QTableWidgetItem(TimePair.time_start_end(i))
            self.table_widget.setHorizontalHeaderItem(i, item)

        self.table_widget.setRowCount(self._schedule.rows())
        for i, day in enumerate(DaysOfWeek.to_list()):
            item = QTableWidgetItem(day)
            self.table_widget.setVerticalHeaderItem(i, item)

        self.setCentralWidget(self.table_widget)

        # menu bar settings
        self.menu_bar = self.menuBar()
        self.menu_file = self.menu_bar.addMenu(self.tr("&File"))

        self.action_new_file = QAction(QIcon.fromTheme("document-new"),
                                       self.tr("&New file"), self)
        self.action_new_file.setShortcut("Ctrl+N")
        self.menu_file.addAction(self.action_new_file)

        self.action_open = QAction(QIcon.fromTheme("document-open"),
                                   self.tr("&Open"), self)
        self.action_open.setShortcut("Ctrl+O")
        self.menu_file.addAction(self.action_open)

        self.action_save = QAction(QIcon.fromTheme("document-save"),
                                   self.tr("&Save"), self)
        self.action_save.setShortcut("Ctrl+S")
        self.menu_file.addAction(self.action_save)

        self.action_save_as = QAction(QIcon.fromTheme("document-save-as"),
                                      self.tr("Save as..."), self)
        self.action_save_as.setShortcut("Ctrl+S+A")
        self.menu_file.addAction(self.action_save_as)

        self.action_export = QAction(self.tr("Export"), self)
        self.action_export.setShortcut("Ctrl+E")
        self.menu_file.addAction(self.action_export)

        self.action_import = QAction(self.tr("Import"), self)
        self.action_import.setShortcut("Ctrl+I")
        self.menu_file.addAction(self.action_import)

        self.menu_file.addSeparator()

        self.action_settings = QAction(self.tr("Settings"), self)
        self.menu_file.addAction(self.action_settings)

        self.action_about = QAction(self.tr("About"), self)
        self.menu_file.addAction(self.action_about)

        self.action_exit = QAction(self.tr("&Quit"), self)
        self.action_exit.setShortcut("Ctrl+Q")
        self.menu_file.addAction(self.action_exit)

        # status bar settings
        self.statusBar().showMessage(self.tr("Ready!"))

        # connection
        self.action_new_file.triggered.connect(self.action_new_file_clicked)
        self.action_open.triggered.connect(self.action_open_clicked)
        self.action_save.triggered.connect(self.action_save_clicked)
        self.action_save_as.triggered.connect(self.action_save_as_clicked)
        self.action_export.triggered.connect(self.action_export_clicked)
        self.action_import.triggered.connect(self.action_import_clicked)
        self.action_settings.triggered.connect(self.action_settings_clicked)
        self.action_about.triggered.connect(self.action_about_clicked)
        self.action_exit.triggered.connect(self.close)

        # self.table_widget.clicked.connect(self.test)
        self.table_widget.doubleClicked.connect(self.cell_clicked)
        self.table_widget.customContextMenuRequested.connect(
            self.context_menu_requested)

    # def test(self) -> None:
    #     """
    #     Method for tests.
    #     """
    #     item = self.table_widget.currentItem()
    #     if item is not None:
    #         print(item.row(),
    #               item.column(),
    #               self.table_widget.rowSpan(item.row(), item.column()),
    #               self.table_widget.columnSpan(item.row(), item.column()))

    def changeEvent(self, event: QEvent) -> None:
        if event.type() == QEvent.LanguageChange:
            self.setWindowTitle(self.tr("Schedule Editor"))
            self.menu_file.setTitle(self.tr("&File"))
            self.action_new_file.setText(self.tr("&New file"))
            self.action_open.setText(self.tr("&Open"))
            self.action_save.setText(self.tr("&Save"))
            self.action_save_as.setText(self.tr("Save as..."))
            self.action_export.setText(self.tr("Export"))
            self.action_import.setText(self.tr("Import"))
            self.action_settings.setText(self.tr("Settings"))
            self.action_about.setText(self.tr("About"))
            self.action_exit.setText(self.tr("&Quit"))

            for i, day in enumerate(DaysOfWeek.to_list()):
                item = QTableWidgetItem(day)
                self.table_widget.setVerticalHeaderItem(i, item)

            self.table_widget.update_schedule()
        else:
            super().changeEvent(event)

    def resizeEvent(self, event: QResizeEvent) -> None:
        self.table_widget.resize_table()
        super().resizeEvent(event)

    def context_menu_requested(self, pos: QPoint) -> None:
        """
        Create a context menu to edit a table cell.

        :param pos: Menu call position
        """
        menu = QMenu(self)

        action_edit = QAction(QIcon.fromTheme("accessories-text-editor"),
                              self.tr("Edit cell"), self)
        action_edit.triggered.connect(self.cell_clicked)
        menu.addAction(action_edit)

        menu.popup(self.table_widget.viewport().mapToGlobal(pos))

    def action_new_file_clicked(self) -> bool:
        """
        Slot to handle file save, after changes.
        If the user has agreed to save / not save, then True is returned, otherwise False.
        """
        if self._schedule.is_change():
            answer = QMessageBox.warning(
                self, self.tr("The document has been modified"),
                self.tr("Do you want to save the changes you made?\n"
                        "You changes will be lost if you don't save them"),
                QMessageBox.Save | QMessageBox.Discard | QMessageBox.Cancel,
                QMessageBox.Save)
            if answer == QMessageBox.Save:
                self.action_save_clicked()
            elif answer == QMessageBox.Cancel:
                return False

        self._schedule.clear()
        self.table_widget.update_schedule()
        self.setWindowTitle(self.tr("Schedule Editor"))
        return True

    def action_open_clicked(self) -> None:
        """
        Slot to handle file upload.
        """
        if self._file is not None:
            if not self.action_new_file_clicked():
                return

        path = QFileDialog.getOpenFileName(
            self, self.tr("Open schedule from JSON file"), ".",
            "JSON file (*.json)")[0]
        if path == "":
            return

        try:
            self._schedule.load(path)
        except AlongTwoPairsException as ex:
            QMessageBox.critical(self, self.tr("AlongTwoPairsException!"),
                                 str(ex))
            return
        except Exception as ex:
            QMessageBox.critical(self, self.tr("Unknown error!"), str(ex))
            return

        self._file = QFileInfo(path)
        self.statusBar().showMessage(self.tr("Load file: ") + path, 5000)
        self.setWindowTitle(
            self.tr("Schedule Editor [{}]").format(
                self._file.absoluteFilePath()))
        self.table_widget.update_schedule()

    def action_save_clicked(self) -> None:
        """
        Slot to handle file saving.
        """
        if self._file is None:
            self.action_save_as_clicked()
        else:
            self._schedule.save(self._file.absoluteFilePath())
            self.setWindowTitle(
                self.tr("Schedule Editor [{}]").format(
                    self._file.absoluteFilePath()))
            self.statusBar().showMessage(
                self.tr("Save file: ") + self._file.absoluteFilePath(), 5000)

    def action_save_as_clicked(self) -> None:
        """
        Slot to save the file if it has not been saved before.
        """
        path = QFileDialog.getSaveFileName(
            self, self.tr("Save schedule as JSON file"), "./examples",
            "JSON file (*.json)")[0]
        if path == "":
            return

        if not path.endswith(".json"):
            path += ".json"

        self._schedule.save(path)
        self._file = QFileInfo(path)
        self.setWindowTitle(
            self.tr("Schedule Editor [{}]").format(
                self._file.absoluteFilePath()))
        self.statusBar().showMessage(
            self.tr("Save file: ") + self._file.absoluteFilePath(), 5000)

    def action_export_clicked(self) -> None:
        """
        Slot for schedule exports to PDF.
         """
        exporter = ExportWindow(self._schedule, self)
        exporter.exec_()

    def action_import_clicked(self) -> None:
        """
        Slot for schedule imports from PDF.
        """
        importer = ImportWindow(self)
        importer.exec_()

    def action_settings_clicked(self) -> None:
        """
        Slot for calling up the settings window.
        """
        settings = SettingsWindow(self)
        settings.exec_()

        self.table_widget.update_schedule()

    def action_about_clicked(self) -> None:
        """
        Slot display window: "About program".
        """
        QMessageBox.information(
            self, self.tr("About program"),
            self.tr("""
                                    <b>Stankin Schedule Editor</b>
                                    <p>
                                        The project is designed to create a weekly
                                        schedule in the form of pdf-files.
                                    <p>
                                    <p>
                                        <b>Author</b>: Nick Vereshchagin<br>
                                        <b>GitHub</b>:
                                        <a href='https://github.com/Nikololoshka/StankinScheduleEditor'>
                                            https://github.com/Nikololoshka/StankinScheduleEditor
                                        </a>
                                    </p>
                                """))

    def cell_clicked(self) -> None:
        """
        Processes the action to change a table cell.
        """
        day = self.table_widget.currentRow()
        number = self.table_widget.currentColumn()

        item = self.table_widget.currentItem()
        if item is not None:
            duration = item.data(Qt.UserRole)
        else:
            duration = self.table_widget.columnSpan(day, number)

        day, number, duration = self._schedule.normalize_index(
            day, number, duration)

        selector = PairSelectorWindow(self._schedule, day, number, duration,
                                      self)
        selector.pairsListChanged.connect(self.table_widget.update_schedule)
        selector.exec_()

        self.table_widget.update_schedule()