def __setZoomLevel(self, scale):
self.__zoomLevel = max(30, min(scale, 300))
scale = round(self.__zoomLevel)
self.__zoomOutAction.setEnabled(scale != 30)
self.__zoomInAction.setEnabled(scale != 300)
if self.__effectiveZoomLevel != scale:
self.__effectiveZoomLevel = scale
transform = QTransform()
transform.scale(scale / 100, scale / 100)
self.setTransform(transform)
self.zoomLevelChanged.emit(scale)
def __setZoomLevel(self, scale):
# type: (float) -> None
self.__zoomLevel = max(30, min(scale, 300))
scale = round(self.__zoomLevel)
self.__zoomOutAction.setEnabled(scale != 30)
self.__zoomInAction.setEnabled(scale != 300)
if self.__effectiveZoomLevel != scale:
self.__effectiveZoomLevel = scale
transform = QTransform()
transform.scale(scale / 100, scale / 100)
self.setTransform(transform)
self.zoomLevelChanged.emit(scale)
def __setZoomLevel(self, scale, anchor=None):
# type: (float, Optional[QPointF]) -> None
self.__zoomLevel = max(30, min(scale, 300))
scale = round(self.__zoomLevel)
self.__zoomOutAction.setEnabled(scale != 30)
self.__zoomInAction.setEnabled(scale != 300)
if self.__effectiveZoomLevel != scale:
self.__effectiveZoomLevel = scale
transform = QTransform()
transform.scale(scale / 100, scale / 100)
if anchor is not None:
anchor = self.mapFromScene(anchor)
self.setTransform(transform)
if anchor is not None:
center = self.viewport().rect().center()
diff = self.mapToScene(center) - self.mapToScene(anchor)
self.centerOn(anchor + diff)
self.zoomLevelChanged.emit(scale)
def __init__(self, *args, **kwargs):
QDockWidget.__init__(self, *args, **kwargs)
self.__expandedWidget = None
self.__collapsedWidget = None
self.__expanded = True
self.__trueMinimumWidth = -1
self.setFeatures(QDockWidget.DockWidgetClosable | \
QDockWidget.DockWidgetMovable)
self.setAllowedAreas(Qt.LeftDockWidgetArea | Qt.RightDockWidgetArea)
self.featuresChanged.connect(self.__onFeaturesChanged)
self.dockLocationChanged.connect(self.__onDockLocationChanged)
# Use the toolbar horizontal extension button icon as the default
# for the expand/collapse button
icon = self.style().standardIcon(
QStyle.SP_ToolBarHorizontalExtensionButton)
# Mirror the icon
transform = QTransform()
transform = transform.scale(-1.0, 1.0)
icon_rev = QIcon()
for s in (8, 12, 14, 16, 18, 24, 32, 48, 64):
pm = icon.pixmap(s, s)
icon_rev.addPixmap(pm.transformed(transform))
self.__iconRight = QIcon(icon)
self.__iconLeft = QIcon(icon_rev)
close = self.findChild(QAbstractButton,
name="qt_dockwidget_closebutton")
close.installEventFilter(self)
self.__closeButton = close
self.__stack = AnimatedStackedWidget()
self.__stack.setSizePolicy(QSizePolicy.Fixed,
QSizePolicy.Expanding)
self.__stack.transitionStarted.connect(self.__onTransitionStarted)
self.__stack.transitionFinished.connect(self.__onTransitionFinished)
QDockWidget.setWidget(self, self.__stack)
self.__closeButton.setIcon(self.__iconLeft)
def __init__(self, *args, **kwargs):
QDockWidget.__init__(self, *args, **kwargs)
self.__expandedWidget = None
self.__collapsedWidget = None
self.__expanded = True
self.__trueMinimumWidth = -1
self.setFeatures(QDockWidget.DockWidgetClosable | \
QDockWidget.DockWidgetMovable)
self.setAllowedAreas(Qt.LeftDockWidgetArea | Qt.RightDockWidgetArea)
self.featuresChanged.connect(self.__onFeaturesChanged)
self.dockLocationChanged.connect(self.__onDockLocationChanged)
# Use the toolbar horizontal extension button icon as the default
# for the expand/collapse button
icon = self.style().standardIcon(
QStyle.SP_ToolBarHorizontalExtensionButton)
# Mirror the icon
transform = QTransform()
transform = transform.scale(-1.0, 1.0)
icon_rev = QIcon()
for s in (8, 12, 14, 16, 18, 24, 32, 48, 64):
pm = icon.pixmap(s, s)
icon_rev.addPixmap(pm.transformed(transform))
self.__iconRight = QIcon(icon)
self.__iconLeft = QIcon(icon_rev)
close = self.findChild(QAbstractButton,
name="qt_dockwidget_closebutton")
close.installEventFilter(self)
self.__closeButton = close
self.__stack = AnimatedStackedWidget()
self.__stack.setSizePolicy(QSizePolicy.Fixed, QSizePolicy.Expanding)
self.__stack.transitionStarted.connect(self.__onTransitionStarted)
self.__stack.transitionFinished.connect(self.__onTransitionFinished)
QDockWidget.setWidget(self, self.__stack)
self.__closeButton.setIcon(self.__iconLeft)
def pixmapTransform(self) -> QTransform:
if self.__pixmap.isNull():
return QTransform()
pxsize = QSizeF(self.__pixmap.size())
crect = self.contentsRect()
transform = QTransform()
transform = transform.translate(crect.left(), crect.top())
if self.__scaleContents:
csize = scaled(pxsize, crect.size(), self.__aspectMode)
else:
csize = pxsize
xscale = csize.width() / pxsize.width()
yscale = csize.height() / pxsize.height()
return transform.scale(xscale, yscale)
def __set_zoom(self, scale):
self.__scale = min(15, max(scale, 3))
transform = QTransform()
transform.scale(self.__scale / 10, self.__scale / 10)
self.setTransform(transform)
def __set_zoom(self, scale):
self.__scale = min(15, max(scale, 3))
transform = QTransform()
transform.scale(self.__scale / 10, self.__scale / 10)
self.setTransform(transform)
