如何真正降低pyqt6中阻力效应的不透明度?
我正在尝试使用PYQT6创建一些拖放功能。我想允许用户将图像从某些小部件拖动到另一个小部件,并且我想使拖动效果看起来有些透明,以便用户可以通过拖放图像看到。
def mouseMoveEvent(self, event) -> None:
if event.buttons() & Qt.MouseButton.LeftButton:
drag = QDrag(self)
mimedata = QMimeData()
mimedata.setImageData(self.image)
drag.setMimeData(mimedata)
pixmap = QPixmap(QSize(150, 150))
pixmap.fill(Qt.GlobalColor.transparent)
painter = QPainter(pixmap)
painter.setOpacity(0.5)
painter.drawPixmap(QRect(0, 0, 150, 150), self.image)
painter.drawPixmap(self.rect(), pixmap)
painter.end()
drag.setPixmap(pixmap)
drag.setHotSpot(event.pos())
self.master.removeImg(self)
self.deleteLater()
drag.exec()
这是我到目前为止所做的。 这显然会使不透明度减少多少
painter.setOpacity(x)
显然,它使图像更加白,并且不会干扰阻力效应的不透明度,
。请帮助我真正获得透明的阻力效果。
I'm trying to create some drag and drop feature with pyqt6. I want to allow the user to drag images from some widgets to another widgets, and I want to make the drag effect seems a bit transparent so that the user can see through the dragged image.
def mouseMoveEvent(self, event) -> None:
if event.buttons() & Qt.MouseButton.LeftButton:
drag = QDrag(self)
mimedata = QMimeData()
mimedata.setImageData(self.image)
drag.setMimeData(mimedata)
pixmap = QPixmap(QSize(150, 150))
pixmap.fill(Qt.GlobalColor.transparent)
painter = QPainter(pixmap)
painter.setOpacity(0.5)
painter.drawPixmap(QRect(0, 0, 150, 150), self.image)
painter.drawPixmap(self.rect(), pixmap)
painter.end()
drag.setPixmap(pixmap)
drag.setHotSpot(event.pos())
self.master.removeImg(self)
self.deleteLater()
drag.exec()
This is what I have done so far. Doesn't matter how much reduce the opacity with
painter.setOpacity(x)
Apparently it just makes the image more white and doesn't interferes in the opacity of the drag effect.
Please help me to really get the drag effect transparent.
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