def __init__(self, columns: int, rows: int, **kwargs: 'Any') -> None:
super().__init__(device_type='console-text-display', **kwargs)
self.__text_widget = text = QTextEdit()
self.__col = 0
self.__row = 0
self.__total_cols = columns
self.__total_rows = rows
self.__text = ' ' * (self.__total_cols * self.__total_rows)
self.__show_cursor = False
text.setVerticalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
text.setFocusPolicy(Qt.NoFocus)
text.setReadOnly(True)
text.setStyleSheet('''
color: white;
background-color: black;
border-color: black;
border-width: 1px;
border-style: solid;
''')
font = QFont('Monospace')
font.setStyleHint(QFont.TypeWriter)
text.setFont(font)
tdoc = text.document()
fmetrics = QFontMetricsF(tdoc.defaultFont())
margins = text.contentsMargins()
height = fmetrics.lineSpacing()*rows + \
2*(tdoc.documentMargin() + text.frameWidth()) + \
margins.top() + margins.bottom()
width = fmetrics.width('A')*columns + \
2*(tdoc.documentMargin() + text.frameWidth()) + \
margins.left() + margins.right()
text.setFixedHeight(height)
text.setFixedWidth(width)
def onClickGenerate(self):
doc = self.teText.document()
font = QFont()
font.setPointSizeF(self.sbFontSize.value())
doc.setDefaultFont(font)
m = QFontMetricsF(font)
nbLines = doc.lineCount()
width = max([m.width(ll) for ll in doc.toPlainText().split("\n")])
pixmap = QPixmap(width*1.2, m.lineSpacing()*nbLines*1.2)
pixmap.fill(Qt.white)
painter = QPainter(pixmap)
painter.setRenderHint(QPainter.Antialiasing, True)
doc.drawContents(painter)
painter.end()
self.laImg.setPixmap(pixmap)
self.imgToBurn = QImage(pixmap.toImage())
