def create_char(
cls,
char: str,
size: int,
background: types.ColorType = "black",
color: types.ColorType = "white",
):
pixmap = cls(size, size)
pixmap.fill(QtCore.Qt.transparent)
with gui.Painter(pixmap) as painter:
painter.setRenderHints(painter.Antialiasing
| painter.TextAntialiasing
| painter.SmoothPixmapTransform)
bg_color = colors.get_color(background)
painter.setPen(bg_color)
painter.setBrush(bg_color)
margin = 1 + size // 16
text_margin = size // 20
rect = QtCore.QRectF(margin, margin, size - 2 * margin,
size - 2 * margin)
painter.drawRoundedRect(rect, 30.0, 30.0, QtCore.Qt.RelativeSize)
painter.setPen(colors.get_color(color))
font = painter.font() # type: QtGui.QFont
font.setPixelSize(size - 2 * margin - 2 * text_margin)
painter.setFont(font)
painter.drawText(rect, QtCore.Qt.AlignCenter, char)
return pixmap
def add_rect(self, rect: types.RectType | types.RectFType):
if isinstance(rect, QtCore.QRect):
rect = QtCore.QRectF(rect)
elif isinstance(rect, tuple):
rect = QtCore.QRectF(*rect)
self.addRect(rect)