Python QFontMetrics.height方法代码示例

# 需要导入模块: from PyQt5.Qt import QFontMetrics [as 别名]
# 或者: from PyQt5.Qt.QFontMetrics import height [as 别名]
    def populate(self, phrase, ts, process_space=True):
        phrase_pos = 0
        processed = False
        matches = self.__class__.whitespace.finditer(phrase)
        font = QFont(ts.font)
        if self.valign is not None:
            font.setPixelSize(font.pixelSize()/1.5)
        fm = QFontMetrics(font)
        single_space_width = fm.width(' ')
        height, descent = fm.height(), fm.descent()
        for match in matches:
            processed = True
            left, right = match.span()
            if not process_space:
                right = left
            space_width = single_space_width * (right-left)
            word = phrase[phrase_pos:left]
            width = fm.width(word)
            if self.current_width + width < self.line_length:
                self.commit(word, width, height, descent, ts, font)
                if space_width > 0 and self.current_width + space_width < self.line_length:
                    self.add_space(space_width)
                phrase_pos = right
                continue

            # Word doesn't fit on line
            if self.hyphenate and len(word) > 3:
                tokens = hyphenate_word(word)
                for i in range(len(tokens)-2, -1, -1):
                    word = ''.join(tokens[0:i+1])+'-'
                    width = fm.width(word)
                    if self.current_width + width < self.line_length:
                        self.commit(word, width, height, descent, ts, font)
                        return phrase_pos + len(word)-1, True
            if self.current_width < 5:  # Force hyphenation as word is longer than line
                for i in range(len(word)-5, 0, -5):
                    part = word[:i] + '-'
                    width = fm.width(part)
                    if self.current_width + width < self.line_length:
                        self.commit(part, width, height, descent, ts, font)
                        return phrase_pos + len(part)-1, True
            # Failed to add word.
            return phrase_pos, True

        if not processed:
            return self.populate(phrase+' ', ts, False)

        return phrase_pos, False

# 需要导入模块: from PyQt5.Qt import QFontMetrics [as 别名]
# 或者: from PyQt5.Qt.QFontMetrics import height [as 别名]
 def do_size_hint(self, option, index):
     text = index.data(Qt.DisplayRole) or ''
     font = QFont(option.font)
     font.setPointSize(QFontInfo(font).pointSize() * 1.5)
     m = QFontMetrics(font)
     return QSize(m.width(text), m.height())

# 需要导入模块: from PyQt5.Qt import QFontMetrics [as 别名]
# 或者: from PyQt5.Qt.QFontMetrics import height [as 别名]

#.........这里部分代码省略.........
                last_annotation,
                book_data['annotations'],
                confidence]
            self.tabledata.append(this_book)

        self.tv = QTableView(self)
        self.l.addWidget(self.tv)
        self.annotations_header = ['uuid', 'book_id', 'genre', '', 'Reader App', 'Title',
                                   'Author', 'Last Annotation', 'Annotations', 'Confidence']
        self.ENABLED_COL = 3
        self.READER_APP_COL = 4
        self.TITLE_COL = 5
        self.AUTHOR_COL = 6
        self.LAST_ANNOTATION_COL = 7
        self.CONFIDENCE_COL = 9
        columns_to_center = [8]
        self.tm = MarkupTableModel(self, columns_to_center=columns_to_center)
        self.tv.setModel(self.tm)
        self.tv.setShowGrid(False)
        self.tv.setFont(self.FONT)
        self.tvSelectionModel = self.tv.selectionModel()
        self.tv.setAlternatingRowColors(not self.show_confidence_colors)
        self.tv.setShowGrid(False)
        self.tv.setWordWrap(False)
        self.tv.setSelectionBehavior(self.tv.SelectRows)

        # Connect signals
        self.tv.doubleClicked.connect(self.getTableRowDoubleClick)
        self.tv.horizontalHeader().sectionClicked.connect(self.capture_sort_column)

        # Hide the vertical self.header
        self.tv.verticalHeader().setVisible(False)

        # Hide uuid, book_id, genre, confidence
        self.tv.hideColumn(self.annotations_header.index('uuid'))
        self.tv.hideColumn(self.annotations_header.index('book_id'))
        self.tv.hideColumn(self.annotations_header.index('genre'))
        self.tv.hideColumn(self.annotations_header.index('Confidence'))

        # Set horizontal self.header props
        self.tv.horizontalHeader().setStretchLastSection(True)

        narrow_columns = ['Last Annotation', 'Reader App', 'Annotations']
        extra_width = 10
        breathing_space = 20

        # Set column width to fit contents
        self.tv.resizeColumnsToContents()
        perfect_width = 10 + (len(narrow_columns) * extra_width)
        for i in range(3, 8):
            perfect_width += self.tv.columnWidth(i) + breathing_space
        self.tv.setMinimumSize(perfect_width, 100)
        self.perfect_width = perfect_width

        # Add some width to narrow columns
        for nc in narrow_columns:
            cw = self.tv.columnWidth(self.annotations_header.index(nc))
            self.tv.setColumnWidth(self.annotations_header.index(nc), cw + extra_width)

        # Set row height
        fm = QFontMetrics(self.FONT)
        nrows = len(self.tabledata)
        for row in xrange(nrows):
            self.tv.setRowHeight(row, fm.height() + 4)

        self.tv.setSortingEnabled(True)
        sort_column = self.opts.prefs.get('annotated_books_dialog_sort_column',
                                          self.annotations_header.index('Confidence'))
        sort_order = self.opts.prefs.get('annotated_books_dialog_sort_order',
                                         Qt.DescendingOrder)
        self.tv.sortByColumn(sort_column, sort_order)

        # ~~~~~~~~ Create the ButtonBox ~~~~~~~~
        self.dialogButtonBox = QDialogButtonBox(QDialogButtonBox.Cancel | QDialogButtonBox.Help)
        self.dialogButtonBox.setOrientation(Qt.Horizontal)
        self.import_button = self.dialogButtonBox.addButton(self.dialogButtonBox.Ok)
        self.import_button.setText('Import Annotations')

        # Action buttons
        self.toggle_checkmarks_button = self.dialogButtonBox.addButton('Clear All', QDialogButtonBox.ActionRole)
        self.toggle_checkmarks_button.setObjectName('toggle_checkmarks_button')

        scb_text = 'Show match status'
        if self.show_confidence_colors:
            scb_text = "Hide match status"
        self.show_confidence_button = self.dialogButtonBox.addButton(scb_text, QDialogButtonBox.ActionRole)
        self.show_confidence_button.setObjectName('confidence_button')
        if self.show_confidence_colors:
            self.show_confidence_button.setIcon(get_icon('images/matches_hide.png'))
        else:
            self.show_confidence_button.setIcon(get_icon('images/matches_show.png'))

        self.preview_button = self.dialogButtonBox.addButton('Preview', QDialogButtonBox.ActionRole)
        self.preview_button.setObjectName('preview_button')

        self.dialogButtonBox.clicked.connect(self.show_annotated_books_dialog_clicked)
        self.l.addWidget(self.dialogButtonBox)

        # Cause our dialog size to be restored from prefs or created on first usage
        self.resize_dialog()