def __cloneMouseEvent(self, e: QMouseEvent):
event_type = e.type()
local_pos = e.localPos()
button = e.button()
buttons = e.buttons()
modifiers = e.modifiers()
clone = QMouseEvent(event_type, local_pos, button, buttons, modifiers)
clone.ignore()
return clone
def mouseMoveEvent(self, event: QtGui.QMouseEvent):
if event.buttons() != QtCore.Qt.LeftButton:
event.ignore()
return
if (sub(event.pos(), self.dragStartPos)
).manhattanLength() < QtWidgets.QApplication.startDragDistance():
event.ignore()
return
self.move_me.emit(self)
mime_data = QtCore.QMimeData()
mime_data.setObjectName('frame')
drag = QtGui.QDrag(self)
drag.setMimeData(mime_data)
drop_action = drag.exec_(QtCore.Qt.MoveAction)
class FboItem(QQuickFramebufferObject):
rendererInitialized = Signal()
def __init__(self):
logging.debug('FboItem::__init__')
super().__init__()
self.__m_vtkFboRenderer = None
self.__m_lastMouseLeftButton: QMouseEvent = QMouseEvent(
QEvent.Type.None_, QPointF(0, 0), Qt.NoButton, Qt.NoButton,
Qt.NoModifier)
self.__m_lastMouseButton: QMouseEvent = QMouseEvent(
QEvent.Type.None_, QPointF(0, 0), Qt.NoButton, Qt.NoButton,
Qt.NoModifier)
self.__m_lastMouseMove: QMouseEvent = QMouseEvent(
QEvent.Type.None_, QPointF(0, 0), Qt.NoButton, Qt.NoButton,
Qt.NoModifier)
self.__m_lastMouseWheel: QWheelEvent = None
self.setMirrorVertically(
True) # QtQuick and OpenGL have opposite Y-Axis directions
self.setAcceptedMouseButtons(Qt.RightButton | Qt.LeftButton)
def createRenderer(self):
logging.debug('FboItem::createRenderer')
self.setVtkFboRenderer(FboRenderer())
return self.__m_vtkFboRenderer
def setVtkFboRenderer(self, renderer):
logging.debug('FboItem::setVtkFboRenderer')
self.__m_vtkFboRenderer = renderer
self.__m_vtkFboRenderer.renderer.setVtkFboItem(self)
self.rendererInitialized.emit()
def isInitialized(self) -> bool:
return (self.__m_vtkFboRenderer != None)
# #* Camera related functions
def wheelEvent(self, e: QWheelEvent):
print("myMouseWheel in Item...")
self.__m_lastMouseWheel = self.__cloneMouseWheelEvent(e)
self.__m_lastMouseWheel.ignore()
e.accept()
self.update()
def mousePressEvent(self, e: QMouseEvent):
if e.buttons() & (Qt.RightButton | Qt.LeftButton):
print("mousePressEvent in Item...")
self.__m_lastMouseButton = self.__cloneMouseEvent(e)
self.__m_lastMouseButton.ignore()
e.accept()
self.update()
def mouseReleaseEvent(self, e: QMouseEvent):
print("mouseReleaseEvent in Item...")
self.__m_lastMouseButton = self.__cloneMouseEvent(e)
self.__m_lastMouseButton.ignore()
e.accept()
self.update()
def mouseMoveEvent(self, e: QMouseEvent):
if e.buttons() & (Qt.RightButton | Qt.LeftButton):
print("mouseMoveEvent in Item...")
self.__m_lastMouseMove = self.__cloneMouseEvent(e)
self.__m_lastMouseMove.ignore()
e.accept()
self.update()
def getLastMouseButton(self) -> QMouseEvent:
return self.__m_lastMouseButton
def getLastMoveEvent(self) -> QMouseEvent:
return self.__m_lastMouseMove
def getLastWheelEvent(self) -> QWheelEvent:
return self.__m_lastMouseWheel
def getLastMouseLeftButton(self):
return self.__m_lastMouseLeftButton
def resetCamera(self):
self.__m_vtkFboRenderer.renderer.resetCamera()
self.update()
def __cloneMouseEvent(self, e: QMouseEvent):
event_type = e.type()
local_pos = e.localPos()
button = e.button()
buttons = e.buttons()
modifiers = e.modifiers()
clone = QMouseEvent(event_type, local_pos, button, buttons, modifiers)
clone.ignore()
return clone
def __cloneMouseWheelEvent(self, e: QWheelEvent):
pos = e.pos()
globalPos = e.globalPos()
pixelDelta = e.pixelDelta()
angleDelta = e.angleDelta()
buttons = e.buttons()
modifiers = e.modifiers()
phase = e.phase()
inverted = e.inverted()
clone = QWheelEvent(pos, globalPos, pixelDelta, angleDelta, buttons,
modifiers, phase, inverted)
clone.ignore()
clone.accepted = False
return clone
def selectModel(self, x, y):
self.__m_lastMouseLeftButton = QMouseEvent(QEvent.Type.None_,
QPointF(x,
y), Qt.LeftButton,
Qt.LeftButton,
Qt.NoModifier)
self.__m_lastMouseLeftButton.ignore()
self.update()
def resetModelSelection(self):
self.__m_lastMouseLeftButton = QMouseEvent(QEvent.Type.None_,
QPointF(-1,
-1), Qt.LeftButton,
Qt.LeftButton,
Qt.NoModifier)
self.__m_lastMouseLeftButton.ignore()
self.update()
def addModel(self, fileName):
self.__m_vtkFboRenderer.addModel(fileName)
self.update()
