本文整理汇总了Python中AnyQt.QtCore.QRectF.intersected方法的典型用法代码示例。如果您正苦于以下问题：Python QRectF.intersected方法的具体用法？Python QRectF.intersected怎么用？Python QRectF.intersected使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类AnyQt.QtCore.QRectF的用法示例。
在下文中一共展示了QRectF.intersected方法的4个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: setLine
# 需要导入模块: from AnyQt.QtCore import QRectF [as 别名]
# 或者: from AnyQt.QtCore.QRectF import intersected [as 别名]
def setLine(self, line):
"""
Set the arrow base line (a `QLineF` in object coordinates).
"""
if self.__line != line:
self.__line = QLineF(line)
# local item coordinate system
geom = self.geometry().translated(-self.pos())
if geom.isNull() and not line.isNull():
geom = QRectF(0, 0, 1, 1)
arrow_shape = arrow_path_concave(line, self.lineWidth())
arrow_rect = arrow_shape.boundingRect()
if not (geom.contains(arrow_rect)):
geom = geom.united(arrow_rect)
if self.__autoAdjustGeometry:
# Shrink the geometry if required.
geom = geom.intersected(arrow_rect)
# topLeft can move changing the local coordinates.
diff = geom.topLeft()
line = QLineF(line.p1() - diff, line.p2() - diff)
self.__arrowItem.setLine(line)
self.__arrowShadowBase.setLine(line)
self.__line = line
# parent item coordinate system
geom.translate(self.pos())
self.setGeometry(geom)示例2: updateSelectionRect
# 需要导入模块: from AnyQt.QtCore import QRectF [as 别名]
# 或者: from AnyQt.QtCore.QRectF import intersected [as 别名]
def updateSelectionRect(self, event):
pos = event.scenePos()
buttonDownPos = event.buttonDownScenePos(Qt.LeftButton)
rect = QRectF(pos, buttonDownPos).normalized()
rect = rect.intersected(self.sceneRect())
if not self.selectionRect:
self.selectionRect = QGraphicsRectItem()
self.selectionRect.setBrush(QColor(10, 10, 10, 20))
self.selectionRect.setPen(QPen(QColor(200, 200, 200, 200)))
self.addItem(self.selectionRect)
self.selectionRect.setRect(rect)
self.selectionRectPointChanged.emit(pos)示例3: updateSelectionRect
# 需要导入模块: from AnyQt.QtCore import QRectF [as 别名]
# 或者: from AnyQt.QtCore.QRectF import intersected [as 别名]
def updateSelectionRect(self, event):
pos = event.scenePos()
buttonDownPos = event.buttonDownScenePos(Qt.LeftButton)
rect = QRectF(pos, buttonDownPos).normalized()
rect = rect.intersected(self.sceneRect())
if not self.selectionRect:
self.selectionRect = QGraphicsRectItem()
self.selectionRect.setBrush(QColor(10, 10, 10, 20))
self.selectionRect.setPen(QPen(QColor(200, 200, 200, 200)))
self.addItem(self.selectionRect)
self.selectionRect.setRect(rect)
if event.modifiers() & Qt.ControlModifier or \
event.modifiers() & Qt.ShiftModifier:
path = self.selectionArea()
else:
path = QPainterPath()
path.addRect(rect)
self.setSelectionArea(path)
self.selectionRectPointChanged.emit(pos)示例4: adjustGeometry
# 需要导入模块: from AnyQt.QtCore import QRectF [as 别名]
# 或者: from AnyQt.QtCore.QRectF import intersected [as 别名]
def adjustGeometry(self):
"""
Adjust the widget geometry to exactly fit the arrow inside
while preserving the arrow path scene geometry.
"""
# local system coordinate
geom = self.geometry().translated(-self.pos())
line = self.__line
arrow_rect = self.__arrowItem.shape().boundingRect()
if geom.isNull() and not line.isNull():
geom = QRectF(0, 0, 1, 1)
if not (geom.contains(arrow_rect)):
geom = geom.united(arrow_rect)
geom = geom.intersected(arrow_rect)
diff = geom.topLeft()
line = QLineF(line.p1() - diff, line.p2() - diff)
geom.translate(self.pos())
self.setGeometry(geom)
self.setLine(line)