Python QPropertyAnimation.setEasingCurve方法代码示例

# 需要导入模块: from PyQt5.QtCore import QPropertyAnimation [as 别名]
# 或者: from PyQt5.QtCore.QPropertyAnimation import setEasingCurve [as 别名]
class MoveSymbol(QUndoCommand):
    ''' Undo/Redo command for moving symbols '''
    def __init__(self, symbol_id, old_pos, new_pos, animate=False):
        super(MoveSymbol, self).__init__()
        self.setText('Move symbol')
        self.symbol = symbol_id
        self.old_pos = old_pos
        self.new_pos = new_pos
        if animate:
            self.animation = QPropertyAnimation(self.symbol, "position")
            self.animation.setDuration(500)
            self.animation.setStartValue(self.old_pos)
            self.animation.setEndValue(self.new_pos)
            self.animation.setEasingCurve(QEasingCurve.OutCirc)

    def undo(self):
        ''' Undo a symbol move '''
        self.symbol.position = self.old_pos
        try:
            self.symbol.decisionParent.updateConnectionPointPosition()
        except AttributeError:
            pass

    def redo(self):
        ''' Apply a symbol move '''
        try:
            self.animation.start()
        except AttributeError:
            self.symbol.position = self.new_pos
        try:
            self.symbol.decisionParent.updateConnectionPointPosition()
        except AttributeError:
            pass

# 需要导入模块: from PyQt5.QtCore import QPropertyAnimation [as 别名]
# 或者: from PyQt5.QtCore.QPropertyAnimation import setEasingCurve [as 别名]
    def __init__(self):
        super(Robot, self).__init__()

        self.setFlag(self.ItemHasNoContents)

        self.torsoItem = RobotTorso(self)
        self.headItem = RobotHead(self.torsoItem)
        self.upperLeftArmItem = RobotLimb(self.torsoItem)
        self.lowerLeftArmItem = RobotLimb(self.upperLeftArmItem)
        self.upperRightArmItem = RobotLimb(self.torsoItem)
        self.lowerRightArmItem = RobotLimb(self.upperRightArmItem)
        self.upperRightLegItem = RobotLimb(self.torsoItem)
        self.lowerRightLegItem = RobotLimb(self.upperRightLegItem)
        self.upperLeftLegItem = RobotLimb(self.torsoItem)
        self.lowerLeftLegItem = RobotLimb(self.upperLeftLegItem)

        settings = (
            #    Item                       Position        Rotation  Scale
            #                                x     y    start    end
            (self.headItem, 0, -18, 20, -20, 1.1),
            (self.upperLeftArmItem, -15, -10, 190, 180, 0),
            (self.lowerLeftArmItem, 30, 0, 50, 10, 0),
            (self.upperRightArmItem, 15, -10, 300, 310, 0),
            (self.lowerRightArmItem, 30, 0, 0, -70, 0),
            (self.upperRightLegItem, 10, 32, 40, 120, 0),
            (self.lowerRightLegItem, 30, 0, 10, 50, 0),
            (self.upperLeftLegItem, -10, 32, 150, 80, 0),
            (self.lowerLeftLegItem, 30, 0, 70, 10, 0),
            (self.torsoItem, 0, 0, 5, -20, 0),
        )

        animation = QParallelAnimationGroup(self)
        for item, pos_x, pos_y, start_rot, end_rot, scale in settings:
            item.setPos(pos_x, pos_y)

            rot_animation = QPropertyAnimation(item, b"rotation")
            rot_animation.setStartValue(start_rot)
            rot_animation.setEndValue(end_rot)
            rot_animation.setEasingCurve(QEasingCurve.SineCurve)
            rot_animation.setDuration(2000)
            animation.addAnimation(rot_animation)

            if scale > 0:
                scale_animation = QPropertyAnimation(item, b"scale")
                scale_animation.setEndValue(scale)
                scale_animation.setEasingCurve(QEasingCurve.SineCurve)
                scale_animation.setDuration(2000)
                animation.addAnimation(scale_animation)

        animation.setLoopCount(-1)
        animation.start()

# 需要导入模块: from PyQt5.QtCore import QPropertyAnimation [as 别名]
# 或者: from PyQt5.QtCore.QPropertyAnimation import setEasingCurve [as 别名]
class CircleObstruction(QColorThemedGraphicsObject):
    """
    Useful for notifications, I...guess?
    """
    def get_thickness(self):
        return self._thickness
    def set_thickness(self,c):
        self._thickness = c
        self.update()
    thickness = pyqtProperty(float, get_thickness, set_thickness)
    def __init__(self, sz, thickness, parent=None):
        super(CircleObstruction, self).__init__(parent)
        self._sz = sz
        self._thickness = thickness
        self._color = Qt.blue
    def boundingRect(self):
        return QRectF(-self._thickness,
                      -self._thickness,
                      self._sz + 2*self._thickness,
                      self._sz + 2*self._thickness)

    def paint(self, painter, option, widget):
        # painter.setPen(QPen(self._color,
        #                     self._thickness))
        painter.setBrush(self._color)
        painter.setPen(Qt.NoPen)
        painter.drawEllipse(QRectF(
            self._sz/2.0 - self._thickness,
            self._sz/2.0 - self._thickness,
            2*self._thickness,
            2*self._thickness,
        ))
    def show_anim(self):
        self.anim = QPropertyAnimation(self, "thickness")
        self.anim.setDuration(2000)
        self.anim.setStartValue(self.get_thickness())
        self.anim.setEndValue(50.0)
        self.anim.setEasingCurve(QEasingCurve.OutElastic)
        self.anim.start()
    def hide_anim(self):
        self.anim = QPropertyAnimation(self, "thickness")
        self.anim.setDuration(500)
        self.anim.setStartValue(self.get_thickness())
        self.anim.setEndValue(0.0)
        self.anim.setEasingCurve(QEasingCurve.InBack)
        self.anim.start()

# 需要导入模块: from PyQt5.QtCore import QPropertyAnimation [as 别名]
# 或者: from PyQt5.QtCore.QPropertyAnimation import setEasingCurve [as 别名]
    def __init__(self, size, parent=None):
        super(PadNavigator, self).__init__(parent)

        self.form = Ui_Form()

        splash = SplashItem()
        splash.setZValue(1)

        pad = FlippablePad(size)
        flipRotation = QGraphicsRotation(pad)
        xRotation = QGraphicsRotation(pad)
        yRotation = QGraphicsRotation(pad)
        flipRotation.setAxis(Qt.YAxis)
        xRotation.setAxis(Qt.YAxis)
        yRotation.setAxis(Qt.XAxis)
        pad.setTransformations([flipRotation, xRotation, yRotation])

        backItem = QGraphicsProxyWidget(pad)
        widget = QWidget()
        self.form.setupUi(widget)
        self.form.hostName.setFocus()
        backItem.setWidget(widget)
        backItem.setVisible(False)
        backItem.setFocus()
        backItem.setCacheMode(QGraphicsItem.ItemCoordinateCache)
        r = backItem.rect()
        backItem.setTransform(QTransform().rotate(180, Qt.YAxis).translate(-r.width()/2, -r.height()/2))

        selectionItem = RoundRectItem(QRectF(-60, -60, 120, 120),
                QColor(Qt.gray), pad)
        selectionItem.setZValue(0.5)

        smoothSplashMove = QPropertyAnimation(splash, b'y')
        smoothSplashOpacity = QPropertyAnimation(splash, b'opacity')
        smoothSplashMove.setEasingCurve(QEasingCurve.InQuad)
        smoothSplashMove.setDuration(250)
        smoothSplashOpacity.setDuration(250)

        smoothXSelection = QPropertyAnimation(selectionItem, b'x')
        smoothYSelection = QPropertyAnimation(selectionItem, b'y')
        smoothXRotation = QPropertyAnimation(xRotation, b'angle')
        smoothYRotation = QPropertyAnimation(yRotation, b'angle')
        smoothXSelection.setDuration(125)
        smoothYSelection.setDuration(125)
        smoothXRotation.setDuration(125)
        smoothYRotation.setDuration(125)
        smoothXSelection.setEasingCurve(QEasingCurve.InOutQuad)
        smoothYSelection.setEasingCurve(QEasingCurve.InOutQuad)
        smoothXRotation.setEasingCurve(QEasingCurve.InOutQuad)
        smoothYRotation.setEasingCurve(QEasingCurve.InOutQuad)

        smoothFlipRotation = QPropertyAnimation(flipRotation, b'angle')
        smoothFlipScale = QPropertyAnimation(pad, b'scale')
        smoothFlipXRotation = QPropertyAnimation(xRotation, b'angle')
        smoothFlipYRotation = QPropertyAnimation(yRotation, b'angle')
        flipAnimation = QParallelAnimationGroup(self)
        smoothFlipScale.setDuration(500)
        smoothFlipRotation.setDuration(500)
        smoothFlipXRotation.setDuration(500)
        smoothFlipYRotation.setDuration(500)
        smoothFlipScale.setEasingCurve(QEasingCurve.InOutQuad)
        smoothFlipRotation.setEasingCurve(QEasingCurve.InOutQuad)
        smoothFlipXRotation.setEasingCurve(QEasingCurve.InOutQuad)
        smoothFlipYRotation.setEasingCurve(QEasingCurve.InOutQuad)
        smoothFlipScale.setKeyValueAt(0, 1.0)
        smoothFlipScale.setKeyValueAt(0.5, 0.7)
        smoothFlipScale.setKeyValueAt(1, 1.0)
        flipAnimation.addAnimation(smoothFlipRotation)
        flipAnimation.addAnimation(smoothFlipScale)
        flipAnimation.addAnimation(smoothFlipXRotation)
        flipAnimation.addAnimation(smoothFlipYRotation)

        setVariablesSequence = QSequentialAnimationGroup()
        setFillAnimation = QPropertyAnimation(pad, b'fill')
        setBackItemVisibleAnimation = QPropertyAnimation(backItem, b'visible')
        setSelectionItemVisibleAnimation = QPropertyAnimation(selectionItem, b'visible')
        setFillAnimation.setDuration(0)
        setBackItemVisibleAnimation.setDuration(0)
        setSelectionItemVisibleAnimation.setDuration(0)
        setVariablesSequence.addPause(250)
        setVariablesSequence.addAnimation(setBackItemVisibleAnimation)
        setVariablesSequence.addAnimation(setSelectionItemVisibleAnimation)
        setVariablesSequence.addAnimation(setFillAnimation)
        flipAnimation.addAnimation(setVariablesSequence)

        stateMachine = QStateMachine(self)
        splashState = QState(stateMachine)
        frontState = QState(stateMachine)
        historyState = QHistoryState(frontState)
        backState = QState(stateMachine)

        frontState.assignProperty(pad, "fill", False)
        frontState.assignProperty(splash, "opacity", 0.0)
        frontState.assignProperty(backItem, "visible", False)
        frontState.assignProperty(flipRotation, "angle", 0.0)
        frontState.assignProperty(selectionItem, "visible", True)

        backState.assignProperty(pad, "fill", True)
        backState.assignProperty(backItem, "visible", True)
        backState.assignProperty(xRotation, "angle", 0.0)
#.........这里部分代码省略.........

# 需要导入模块: from PyQt5.QtCore import QPropertyAnimation [as 别名]
# 或者: from PyQt5.QtCore.QPropertyAnimation import setEasingCurve [as 别名]
class NS_Animate(object):
    def __init__(self, scene, x_max, y_max, back_color):

        scene = QGraphicsScene(0, 0, x_max, y_max)
        scene.setBackgroundBrush(back_color)

        color = [Qt.green, Qt.lightGray, Qt.darkYellow, QtGui.QColor.fromRgb(255, 85, 0)]
        self.anim_butt = [ QGraphicsRectWidget(color[j]) for j in range(4) ]
        for j in range(4):
            scene.addItem(self.anim_butt[j])

        self.window = QGraphicsView(scene)
        self.window.setFrameStyle(0)
        self.window.setAlignment(Qt.AlignLeft | Qt.AlignTop)
        self.window.setHorizontalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
        self.window.setVerticalScrollBarPolicy(Qt.ScrollBarAlwaysOff)

        self.machine = QStateMachine()

        self.group = QState()
        self.timer = QTimer()
        self.timer.setInterval(1250)
        self.timer.setSingleShot(True)
        self.group.entered.connect(self.timer.start)

        # set states positions
        anim_state_rects = [ [QRect(x_max*xp/6, y_max*yp/4, 8, 8) for xp in range(4)] for yp in range(4) ]
        self.states = [ self.createGeometryState(
                                self.anim_butt[0], anim_state_rects[0][j], self.anim_butt[1], anim_state_rects[1][j],
                                self.anim_butt[2], anim_state_rects[2][j], self.anim_butt[3], anim_state_rects[3][j],
                                self.group
                            ) for j in range(4) ]

        self.group.setInitialState(self.states[0])


        self.animationGroup = QParallelAnimationGroup()
        self.anim = QPropertyAnimation(self.anim_butt[3], 'geometry')
        self.anim.setDuration(1250)
        self.anim.setEasingCurve(QEasingCurve.InBack)
        self.animationGroup.addAnimation(self.anim)

        self.subGroup = QSequentialAnimationGroup(self.animationGroup)
        self.subGroup.addPause(100)
        self.anim = QPropertyAnimation(self.anim_butt[2], 'geometry')
        self.anim.setDuration(1000)
        self.anim.setEasingCurve(QEasingCurve.OutElastic)
        self.subGroup.addAnimation(self.anim)

        self.subGroup = QSequentialAnimationGroup(self.animationGroup)
        self.subGroup.addPause(500)
        self.anim = QPropertyAnimation(self.anim_butt[1], 'geometry')
        self.anim.setDuration(500)
        self.anim.setEasingCurve(QEasingCurve.OutElastic)
        self.subGroup.addAnimation(self.anim)

        self.subGroup = QSequentialAnimationGroup(self.animationGroup)
        self.subGroup.addPause(750)
        self.anim = QPropertyAnimation(self.anim_butt[0], 'geometry')
        self.anim.setDuration(250)
        self.anim.setEasingCurve(QEasingCurve.OutElastic)
        self.subGroup.addAnimation(self.anim)

        self.stateSwitcher = StateSwitcher(self.machine)
        self.group.addTransition(self.timer.timeout, self.stateSwitcher)
        for j in range(4):
            self.stateSwitcher.addState(self.states[j], self.animationGroup)

        self.machine.addState(self.group)
        self.machine.setInitialState(self.group)
        self.machine.start()

    #
    def createGeometryState(self, w1, rect1, w2, rect2, w3, rect3, w4, rect4, parent):
        result = QState(parent)

        result.assignProperty(w1, 'geometry', rect1)
        result.assignProperty(w1, 'geometry', rect1)
        result.assignProperty(w2, 'geometry', rect2)
        result.assignProperty(w3, 'geometry', rect3)
        result.assignProperty(w4, 'geometry', rect4)

        return result

# 需要导入模块: from PyQt5.QtCore import QPropertyAnimation [as 别名]
# 或者: from PyQt5.QtCore.QPropertyAnimation import setEasingCurve [as 别名]
class CoffeeFundWindow(QWidget):
    signal_back = pyqtSignal()
    signal_coffee = pyqtSignal()
    signal_account = pyqtSignal()

    def __init__(self, parent=None):
        super().__init__()

        self.cards = {}  # type: Dict[GuiCards, QWidget]
        """
            Python's GC will clean up QPropertyAnimations as soon as it leaves the button handler,
             therefore they will appear not to work. Use members to store the animations.
            see http://stackoverflow.com/a/6953965
        """
        self.slide_in_animation = None
        self.slide_out_animation = None
        self.animation_group = None
        self.setObjectName("coffeeFundWindow")

        """
            Store the position and size of visible/hidden cards for the animation sequences
        """
        self.hidden_geometry = None
        self.visible_geometry = None

        layout = QStackedLayout()
        layout.setStackingMode(QStackedLayout.StackAll)

        card_remove = RemoveCard()
        self.cards[GuiCards.RemoveCard] = card_remove
        layout.addWidget(card_remove)

        card_choose_action = ChooseActionCard()
        self.cards[GuiCards.ChooseAction] = card_choose_action
        layout.addWidget(card_choose_action)

        card_account = AccountCard()
        self.cards[GuiCards.AccountInfo] = card_account
        layout.addWidget(card_account)

        # keep this as last initialized card, the last card will be shown on startup!
        card_start = StartCard()
        self.cards[GuiCards.Start] = card_start
        layout.addWidget(card_start)

        self.setLayout(layout)
        self.setWindowTitle("Kaffeekasse")

        layout.setCurrentWidget(card_start)
        self.active_card = None

        card_choose_action.button_account.clicked.connect(self.signal_account)
        card_choose_action.button_coffee.clicked.connect(self.signal_coffee)
        card_account.button_back.clicked.connect(self.signal_back)

    def set_card_hidden(self, card: QWidget):
        card.setGeometry(self.hidden_geometry)

    def show_start(self):
        self.show_card(GuiCards.Start)

    def show_account(self, name, value):
        self.cards[GuiCards.AccountInfo].set_user_name(name)
        self.cards[GuiCards.AccountInfo].set_balance(value)
        self.show_card(GuiCards.AccountInfo)

    def show_choose_action(self, name: str):
        self.cards[GuiCards.ChooseAction].set_user_name(name)
        self.show_card(GuiCards.ChooseAction)

    def show_remove(self):
        self.show_card(GuiCards.RemoveCard)

    def show_card(self, card_id: GuiCards):
        if self.active_card is None:
            self.active_card = self.cards[GuiCards.Start]

        if self.active_card == self.cards[card_id]:
            return

        if self.visible_geometry is None or self.hidden_geometry is None:
            self.visible_geometry = self.active_card.geometry()  # type: QRect
            self.hidden_geometry = QRect(self.visible_geometry.x(), self.visible_geometry.height() * 1.5,
                                         self.visible_geometry.width(), self.visible_geometry.height())
        for key in self.cards.keys():
            if key != self.active_card:
                self.set_card_hidden(self.cards[key])

        card_to_show = self.cards[card_id]
        self.start_card_switch(card_to_show)
        self.active_card = self.cards[card_id]
        self.layout().setCurrentWidget(self.active_card)

    def start_card_switch(self, card_to_show):
        self.slide_out_animation = QPropertyAnimation(self.active_card, "geometry")
        self.slide_out_animation.setDuration(ANIMATION_DURATION)
        self.slide_out_animation.setEasingCurve(QEasingCurve.OutCubic)
        self.slide_out_animation.setStartValue(self.visible_geometry)
        self.slide_out_animation.setEndValue(self.hidden_geometry)
        self.set_card_hidden(card_to_show)
#.........这里部分代码省略.........

# 需要导入模块: from PyQt5.QtCore import QPropertyAnimation [as 别名]
# 或者: from PyQt5.QtCore.QPropertyAnimation import setEasingCurve [as 别名]
class ScreensharingToolbox(base_class, ui_class):
    exposedPixels = 3

    def __init__(self, parent):
        super(ScreensharingToolbox, self).__init__(parent)
        with Resources.directory:
            self.setupUi()
        parent.installEventFilter(self)
        self.animation = QPropertyAnimation(self, 'pos')
        self.animation.setDuration(250)
        self.animation.setDirection(QPropertyAnimation.Forward)
        self.animation.setEasingCurve(QEasingCurve.Linear)  # or OutCirc with 300ms
        self.retract_timer = QTimer(self)
        self.retract_timer.setInterval(3000)
        self.retract_timer.setSingleShot(True)
        self.retract_timer.timeout.connect(self.retract)
        self.resize(self.size().expandedTo(self.toolbox_layout.minimumSize()))

    def setupUi(self):
        super(ScreensharingToolbox, self).setupUi(self)

        # fix the SVG icons, as the generated code loads them as pixmaps, losing their ability to scale -Dan
        scale_icon = QIcon()
        scale_icon.addFile(Resources.get('icons/scale.svg'), mode=QIcon.Normal, state=QIcon.Off)
        viewonly_icon = QIcon()
        viewonly_icon.addFile(Resources.get('icons/viewonly.svg'), mode=QIcon.Normal, state=QIcon.Off)
        screenshot_icon = QIcon()
        screenshot_icon.addFile(Resources.get('icons/screenshot.svg'), mode=QIcon.Normal, state=QIcon.Off)
        fullscreen_icon = QIcon()
        fullscreen_icon.addFile(Resources.get('icons/fullscreen.svg'), mode=QIcon.Normal, state=QIcon.Off)
        fullscreen_icon.addFile(Resources.get('icons/fullscreen-exit.svg'), mode=QIcon.Normal, state=QIcon.On)
        fullscreen_icon.addFile(Resources.get('icons/fullscreen-exit.svg'), mode=QIcon.Active, state=QIcon.On)
        fullscreen_icon.addFile(Resources.get('icons/fullscreen-exit.svg'), mode=QIcon.Disabled, state=QIcon.On)
        fullscreen_icon.addFile(Resources.get('icons/fullscreen-exit.svg'), mode=QIcon.Selected, state=QIcon.On)
        minimize_icon = QIcon()
        minimize_icon.addFile(Resources.get('icons/minimize.svg'), mode=QIcon.Normal, state=QIcon.Off)
        minimize_icon.addFile(Resources.get('icons/minimize-active.svg'), mode=QIcon.Active, state=QIcon.Off)
        close_icon = QIcon()
        close_icon.addFile(Resources.get('icons/close.svg'), mode=QIcon.Normal, state=QIcon.Off)
        close_icon.addFile(Resources.get('icons/close-active.svg'), mode=QIcon.Active, state=QIcon.Off)

        self.scale_action.setIcon(scale_icon)
        self.viewonly_action.setIcon(viewonly_icon)
        self.screenshot_action.setIcon(screenshot_icon)
        self.fullscreen_action.setIcon(fullscreen_icon)
        self.minimize_action.setIcon(minimize_icon)
        self.close_action.setIcon(close_icon)

        self.scale_button.setIcon(scale_icon)
        self.viewonly_button.setIcon(viewonly_icon)
        self.screenshot_button.setIcon(screenshot_icon)
        self.fullscreen_button.setIcon(fullscreen_icon)
        self.minimize_button.setIcon(minimize_icon)
        self.close_button.setIcon(close_icon)

        self.scale_button.setDefaultAction(self.scale_action)
        self.viewonly_button.setDefaultAction(self.viewonly_action)
        self.screenshot_button.setDefaultAction(self.screenshot_action)
        self.fullscreen_button.setDefaultAction(self.fullscreen_action)
        self.minimize_button.setDefaultAction(self.minimize_action)
        self.close_button.setDefaultAction(self.close_action)

        self.color_depth_button.clear()
        self.color_depth_button.addItem('Default Color Depth', ServerDefault)
        self.color_depth_button.addItem('TrueColor (24 bits)', TrueColor)
        self.color_depth_button.addItem('HighColor (16 bits)', HighColor)
        self.color_depth_button.addItem('LowColor (8 bits)', LowColor)

    def eventFilter(self, watched, event):
        if watched is self.parent() and event.type() == QEvent.Resize:
            new_x = (watched.width() - self.width()) / 2
            self.move(new_x, self.y())
            self.animation.setStartValue(QPoint(new_x, -self.height() + self.exposedPixels))
            self.animation.setEndValue(QPoint(new_x, 0))
        return False

    def enterEvent(self, event):
        super(ScreensharingToolbox, self).enterEvent(event)
        self.retract_timer.stop()
        self.expose()

    def leaveEvent(self, event):
        super(ScreensharingToolbox, self).leaveEvent(event)
        self.retract_timer.start()

    def paintEvent(self, event):  # make the widget style aware
        option = QStyleOption()
        option.initFrom(self)
        painter = QStylePainter(self)
        painter.drawPrimitive(QStyle.PE_Widget, option)

    def expose(self):
        if self.animation.state() == QPropertyAnimation.Running and self.animation.direction() == QPropertyAnimation.Forward:
            return
        elif self.animation.state() == QPropertyAnimation.Stopped and self.pos() == self.animation.endValue():
            return
        self.animation.setDirection(QPropertyAnimation.Forward)
        self.animation.start()

    def retract(self):
#.........这里部分代码省略.........

# 需要导入模块: from PyQt5.QtCore import QPropertyAnimation [as 别名]
# 或者: from PyQt5.QtCore.QPropertyAnimation import setEasingCurve [as 别名]
    view.setViewportUpdateMode(QGraphicsView.BoundingRectViewportUpdate)
    view.setBackgroundBrush(QBrush(bgPix))
    view.setCacheMode(QGraphicsView.CacheBackground)
    view.setRenderHints(QPainter.Antialiasing | QPainter.SmoothPixmapTransform)
    view.show()

    states = QStateMachine()
    states.addState(rootState)
    states.setInitialState(rootState)
    rootState.setInitialState(centeredState)

    group = QParallelAnimationGroup()
    for i, item in enumerate(items):
        anim = QPropertyAnimation(item, b'pos')
        anim.setDuration(750 + i * 25)
        anim.setEasingCurve(QEasingCurve.InOutBack)
        group.addAnimation(anim)

    trans = rootState.addTransition(ellipseButton.pressed, ellipseState)
    trans.addAnimation(group)

    trans = rootState.addTransition(figure8Button.pressed, figure8State)
    trans.addAnimation(group)

    trans = rootState.addTransition(randomButton.pressed, randomState)
    trans.addAnimation(group)

    trans = rootState.addTransition(tiledButton.pressed, tiledState)
    trans.addAnimation(group)

    trans = rootState.addTransition(centeredButton.pressed, centeredState)

# 需要导入模块: from PyQt5.QtCore import QPropertyAnimation [as 别名]
# 或者: from PyQt5.QtCore.QPropertyAnimation import setEasingCurve [as 别名]
from PyQt5.QtCore import QPropertyAnimation, QEasingCurve


animation = QPropertyAnimation()
animation.setTargetObject()
animation.setStartValue(0)
animation.setEndValue(1000)
animation.setDuration(1000)
animation.setEasingCurve(QEasingCurve.InOutQuad)

animation.start()

# 需要导入模块: from PyQt5.QtCore import QPropertyAnimation [as 别名]
# 或者: from PyQt5.QtCore.QPropertyAnimation import setEasingCurve [as 别名]
            QRect(150, 150, 50, 50), group)

    state6 = createGeometryState(button1, QRect(50, 50, 50, 50), button2,
            QRect(200, 50, 50, 50), button3, QRect(50, 200, 50, 50), button4,
            QRect(200, 200, 50, 50), group)

    state7 = createGeometryState(button1, QRect(0, 0, 50, 50), button2,
            QRect(250, 0, 50, 50), button3, QRect(0, 250, 50, 50), button4,
            QRect(250, 250, 50, 50), group)

    group.setInitialState(state1)

    animationGroup = QParallelAnimationGroup()
    anim = QPropertyAnimation(button4, 'geometry')
    anim.setDuration(1000)
    anim.setEasingCurve(QEasingCurve.OutElastic)
    animationGroup.addAnimation(anim)

    subGroup = QSequentialAnimationGroup(animationGroup)
    subGroup.addPause(100)
    anim = QPropertyAnimation(button3, 'geometry')
    anim.setDuration(1000)
    anim.setEasingCurve(QEasingCurve.OutElastic)
    subGroup.addAnimation(anim)

    subGroup = QSequentialAnimationGroup(animationGroup)
    subGroup.addPause(150)
    anim = QPropertyAnimation(button2, 'geometry')
    anim.setDuration(1000)
    anim.setEasingCurve(QEasingCurve.OutElastic)
    subGroup.addAnimation(anim)