def createImage(self, transform):
if self.type == DemoTextItem.DYNAMIC_TEXT:
return None
sx = min(transform.m11(), transform.m22())
sy = max(transform.m22(), sx)
textItem = QGraphicsTextItem()
textItem.setHtml(self.text)
textItem.setTextWidth(self.textWidth)
textItem.setFont(self.font)
textItem.setDefaultTextColor(self.textColor)
textItem.document().setDocumentMargin(2)
w = textItem.boundingRect().width()
h = textItem.boundingRect().height()
image = QImage(int(w * sx), int(h * sy),
QImage.Format_ARGB32_Premultiplied)
image.fill(QColor(0, 0, 0, 0).rgba())
painter = QPainter(image)
painter.scale(sx, sy)
style = QStyleOptionGraphicsItem()
textItem.paint(painter, style, None)
return image
def createImage(self, transform):
if self.type == DemoTextItem.DYNAMIC_TEXT:
return None
sx = min(transform.m11(), transform.m22())
sy = max(transform.m22(), sx)
textItem = QGraphicsTextItem()
textItem.setHtml(self.text)
textItem.setTextWidth(self.textWidth)
textItem.setFont(self.font)
textItem.setDefaultTextColor(self.textColor)
textItem.document().setDocumentMargin(2)
w = textItem.boundingRect().width()
h = textItem.boundingRect().height()
image = QImage(int(w * sx), int(h * sy),
QImage.Format_ARGB32_Premultiplied)
image.fill(QColor(0, 0, 0, 0).rgba())
painter = QPainter(image)
painter.scale(sx, sy)
style = QStyleOptionGraphicsItem()
textItem.paint(painter, style, None)
return image
def paint(self, painter, option, widget=None):
QGraphicsTextItem.paint(self, painter, option, widget)
# Draw placeholder text if necessary
if not (self.toPlainText() and self.toHtml()) and \
self.__placeholderText and \
not (self.hasFocus() and \
self.textInteractionFlags() & Qt.TextEditable):
brect = self.boundingRect()
painter.setFont(self.font())
metrics = painter.fontMetrics()
text = metrics.elidedText(self.__placeholderText, Qt.ElideRight,
brect.width())
color = self.defaultTextColor()
color.setAlpha(min(color.alpha(), 150))
painter.setPen(QPen(color))
painter.drawText(brect, Qt.AlignTop | Qt.AlignLeft, text)
def paint(self, painter, option, widget): painter.setBrush(QtCore.Qt.white) painter.drawEllipse(self.boundingRect()) QGraphicsTextItem.paint(self, painter, option, widget)
