def makeState(self, parentState, animationFileName):
topLevel = QtCore.QState(parentState)
animation = Animation()
file = QtCore.QFile(animationFileName)
if file.open(QtCore.QIODevice.ReadOnly):
animation.load(file)
frameCount = animation.totalFrames()
previousState = None
for i in range(frameCount):
animation.setCurrentFrame(i)
frameState = QtCore.QState(topLevel)
nodeCount = animation.nodeCount()
for j in range(nodeCount):
frameState.assignProperty(self.m_stickMan.node(j), 'pos',
animation.nodePos(j))
frameState.setObjectName('frame %d' % i)
if previousState is None:
topLevel.setInitialState(frameState)
else:
previousState.addTransition(previousState.propertiesAssigned,
frameState)
previousState = frameState
previousState.addTransition(previousState.propertiesAssigned,
topLevel.initialState())
return topLevel
def __init__(self, stickMan, keyReceiver):
self.m_stickMan = stickMan
self.m_keyReceiver = keyReceiver
# Create animation group to be used for all transitions.
self.m_animationGroup = QtCore.QParallelAnimationGroup()
stickManNodeCount = self.m_stickMan.nodeCount()
self._pas = []
for i in range(stickManNodeCount):
pa = QtCore.QPropertyAnimation(self.m_stickMan.node(i), 'pos')
self._pas.append(pa)
self.m_animationGroup.addAnimation(pa)
# Set up intial state graph.
self.m_machine = QtCore.QStateMachine()
self.m_machine.addDefaultAnimation(self.m_animationGroup)
self.m_alive = QtCore.QState(self.m_machine)
self.m_alive.setObjectName('alive')
# Make it blink when lightning strikes before entering dead animation.
lightningBlink = QtCore.QState(self.m_machine)
lightningBlink.assignProperty(self.m_stickMan.scene(),
'backgroundBrush', QtCore.Qt.white)
lightningBlink.assignProperty(self.m_stickMan, 'penColor',
QtCore.Qt.black)
lightningBlink.assignProperty(self.m_stickMan, 'fillColor',
QtCore.Qt.white)
lightningBlink.assignProperty(self.m_stickMan, 'isDead', True)
timer = QtCore.QTimer(lightningBlink)
timer.setSingleShot(True)
timer.setInterval(100)
lightningBlink.entered.connect(timer.start)
lightningBlink.exited.connect(timer.stop)
self.m_dead = QtCore.QState(self.m_machine)
self.m_dead.assignProperty(self.m_stickMan.scene(), 'backgroundBrush',
QtCore.Qt.black)
self.m_dead.assignProperty(self.m_stickMan, 'penColor',
QtCore.Qt.white)
self.m_dead.assignProperty(self.m_stickMan, 'fillColor',
QtCore.Qt.black)
self.m_dead.setObjectName('dead')
# Idle state (sets no properties).
self.m_idle = QtCore.QState(self.m_alive)
self.m_idle.setObjectName('idle')
self.m_alive.setInitialState(self.m_idle)
# Lightning strikes at random.
self.m_alive.addTransition(LightningStrikesTransition(lightningBlink))
lightningBlink.addTransition(timer.timeout, self.m_dead)
self.m_machine.setInitialState(self.m_alive)
def __init__(self, parent=None):
super(MaterialCheckBox, self).__init__(parent)
self._is_checked = False
checkedIcon = MaterialIcon(
self, os.path.join(icons_path, "baseline-check_box-24px.svg"))
uncheckedIcon = MaterialIcon(
self,
os.path.join(icons_path,
"baseline-check_box_outline_blank-24px.svg"),
)
stateMachine = QtCore.QStateMachine(self)
checkedState = QtCore.QState()
checkedState.assignProperty(self, b"checked", True)
checkedState.assignProperty(checkedIcon, b"opacity", 1.0)
checkedState.assignProperty(uncheckedIcon, b"opacity", 0.0)
uncheckedState = QtCore.QState()
uncheckedState.assignProperty(self, b"checked", False)
uncheckedState.assignProperty(checkedIcon, b"opacity", 0.0)
uncheckedState.assignProperty(uncheckedIcon, b"opacity", 1.0)
stateMachine.addState(checkedState)
stateMachine.addState(uncheckedState)
stateMachine.setInitialState(uncheckedState)
duration = 2000
transition1 = checkedState.addTransition(self.clicked, uncheckedState)
animation1 = QtCore.QPropertyAnimation(checkedIcon,
b"opacity",
self,
duration=duration)
transition1.addAnimation(animation1)
animation2 = QtCore.QPropertyAnimation(uncheckedIcon,
b"opacity",
self,
duration=duration)
transition1.addAnimation(animation2)
transition2 = uncheckedState.addTransition(self.clicked, checkedState)
animation3 = QtCore.QPropertyAnimation(checkedIcon,
b"opacity",
self,
duration=duration)
transition2.addAnimation(animation3)
animation4 = QtCore.QPropertyAnimation(uncheckedIcon,
b"opacity",
self,
duration=duration)
transition2.addAnimation(animation4)
stateMachine.start()
def createGeometryState(w1, rect1, w2, rect2, w3, rect3, w4, rect4, parent):
result = QtCore.QState(parent)
result.assignProperty(w1, 'geometry', rect1)
result.assignProperty(w2, 'geometry', rect2)
result.assignProperty(w3, 'geometry', rect3)
result.assignProperty(w4, 'geometry', rect4)
return result
def __init__(self, **kwargs):
super().__init__(**kwargs)
# init buttons
self.start = QtGui.QPushButton('')
self.restart = QtGui.QPushButton('')
# set icons
self.start.setIcon(QtGui.QIcon(static_path + '/imag/play-button.png'))
self.restart.setIcon(QtGui.QIcon(static_path + '/imag/replay.png'))
# set size
self.start.setMinimumHeight(30)
self.restart.setMinimumHeight(30)
# add events
self.start.clicked.connect(self.start_clicked_event)
self.restart.clicked.connect(self.restart_clicked_event)
# properties
self.start.setCheckable(True)
self.restart.setEnabled(False)
# init layer
layer = QtGui.QHBoxLayout()
self.setLayout(layer)
layer.addWidget(self.start)
layer.addWidget(self.restart)
self.setMaximumWidth(200)
self.setMinimumWidth(100)
styles = [
"background-color: #{}".format(color) for color in [
"FFFFFF", "F8FFFB", "F2FFF8", "ECFFF4", "E6FFF1", "DFFFED",
"D9FFEA", "D3FFE6", "CDFFE3", "C7FFE0"
]
]
styles += styles[::-1]
# animation doesn't work for strings but provides an appropriate delay
animation = QtCore.QPropertyAnimation(self.start, 'styleSheet')
animation.setDuration(40)
states = [QtCore.QState() for style in styles]
for j, style in enumerate(styles):
states[j].assignProperty(self.start, 'styleSheet', style)
states[j].addTransition(states[j].propertiesAssigned,
states[(j + 1) % len(styles)])
self.init_state = states[0]
self.machine = QtCore.QStateMachine()
self.machine.addDefaultAnimation(animation)
for state in states:
self.machine.addState(state)
self.machine.setInitialState(states[0])
self.machine.start()
centeredButton = Button(QtGui.QPixmap(':/images/centered.png'),
buttonParent)
ellipseButton.setPos(-100, -100)
figure8Button.setPos(100, -100)
randomButton.setPos(0, 0)
tiledButton.setPos(-100, 100)
centeredButton.setPos(100, 100)
scene.addItem(buttonParent)
buttonParent.scale(0.75, 0.75)
buttonParent.setPos(200, 200)
buttonParent.setZValue(65)
# States.
rootState = QtCore.QState()
ellipseState = QtCore.QState(rootState)
figure8State = QtCore.QState(rootState)
randomState = QtCore.QState(rootState)
tiledState = QtCore.QState(rootState)
centeredState = QtCore.QState(rootState)
# Values.
for i, item in enumerate(items):
# Ellipse.
ellipseState.assignProperty(
item, 'pos',
QtCore.QPointF(
math.cos((i / 63.0) * 6.28) * 250,
math.sin((i / 63.0) * 6.28) * 250))
def startanimation(parent=None):
import sys
app = QtGui.QApplication(sys.argv)
button1 = QGraphicsRectWidget()
button2 = QGraphicsRectWidget()
button3 = QGraphicsRectWidget()
button4 = QGraphicsRectWidget()
button2.setZValue(1)
button3.setZValue(2)
button4.setZValue(3)
scene = QtGui.QGraphicsScene(0, 0, SCREENSIZE, SCREENSIZE,parent=parent)
scene.setBackgroundBrush(QtCore.Qt.black)
scene.addItem(button1)
scene.addItem(button2)
scene.addItem(button3)
scene.addItem(button4)
window = QtGui.QGraphicsView(scene,parent=parent)
window.setFrameStyle(0)
window.setAlignment(QtCore.Qt.AlignLeft | QtCore.Qt.AlignTop)
window.setHorizontalScrollBarPolicy(QtCore.Qt.ScrollBarAlwaysOff)
window.setVerticalScrollBarPolicy(QtCore.Qt.ScrollBarAlwaysOff)
machine = QtCore.QStateMachine()
group = QtCore.QState()
timer = QtCore.QTimer()
timer.setInterval(1250)
timer.setSingleShot(True)
group.entered.connect(timer.start)
state1 = createGeometryState(button1, QtCore.QRect(BLOCKSIZE*2, 0, BLOCKSIZE, BLOCKSIZE),
button2, QtCore.QRect(BLOCKSIZE*3, 0, BLOCKSIZE, BLOCKSIZE),
button3, QtCore.QRect(SCREENSIZE-BLOCKSIZE*2, 0, BLOCKSIZE, BLOCKSIZE),
button4, QtCore.QRect(SCREENSIZE-BLOCKSIZE, 0, BLOCKSIZE, BLOCKSIZE), group)
state2 = createGeometryState(button1, QtCore.QRect(SCREENSIZE-BLOCKSIZE,BLOCKSIZE*2, BLOCKSIZE, BLOCKSIZE),
button2, QtCore.QRect(SCREENSIZE-BLOCKSIZE, BLOCKSIZE*3, BLOCKSIZE, BLOCKSIZE),
button3, QtCore.QRect(SCREENSIZE-BLOCKSIZE, SCREENSIZE-BLOCKSIZE*2, BLOCKSIZE, BLOCKSIZE),
button4, QtCore.QRect(SCREENSIZE-BLOCKSIZE, SCREENSIZE-BLOCKSIZE, BLOCKSIZE, BLOCKSIZE), group)
state3 = createGeometryState(button1, QtCore.QRect(BLOCKSIZE*3, SCREENSIZE-BLOCKSIZE, BLOCKSIZE, BLOCKSIZE),
button2, QtCore.QRect(BLOCKSIZE*2, SCREENSIZE-BLOCKSIZE, BLOCKSIZE, BLOCKSIZE),
button3, QtCore.QRect(BLOCKSIZE, SCREENSIZE-BLOCKSIZE, BLOCKSIZE, BLOCKSIZE),
button4, QtCore.QRect(0, SCREENSIZE-BLOCKSIZE, BLOCKSIZE, BLOCKSIZE), group)
state4 = createGeometryState(button1, QtCore.QRect(0, BLOCKSIZE*3, BLOCKSIZE, BLOCKSIZE),
button2, QtCore.QRect(0, BLOCKSIZE*2, BLOCKSIZE, BLOCKSIZE),
button3, QtCore.QRect(0, BLOCKSIZE, BLOCKSIZE, BLOCKSIZE),
button4, QtCore.QRect(0, 0, BLOCKSIZE, BLOCKSIZE), group)
state5 = createGeometryState(button1, QtCore.QRect( BLOCKSIZE*2,BLOCKSIZE*2, BLOCKSIZE, BLOCKSIZE),
button2, QtCore.QRect(BLOCKSIZE*3, BLOCKSIZE*2, BLOCKSIZE, BLOCKSIZE),
button3, QtCore.QRect(BLOCKSIZE*2, BLOCKSIZE*3, BLOCKSIZE, BLOCKSIZE),
button4, QtCore.QRect(BLOCKSIZE*3, BLOCKSIZE*3, BLOCKSIZE, BLOCKSIZE), group)
state6 = createGeometryState(button1, QtCore.QRect(BLOCKSIZE, BLOCKSIZE, BLOCKSIZE, BLOCKSIZE),
button2, QtCore.QRect(SCREENSIZE-2*BLOCKSIZE, BLOCKSIZE, BLOCKSIZE,BLOCKSIZE),
button3, QtCore.QRect(BLOCKSIZE, SCREENSIZE-2*BLOCKSIZE, BLOCKSIZE, BLOCKSIZE),
button4, QtCore.QRect(SCREENSIZE-2*BLOCKSIZE, SCREENSIZE-2*BLOCKSIZE, BLOCKSIZE, BLOCKSIZE), group)
state7 = createGeometryState(button1, QtCore.QRect(0, 0, BLOCKSIZE, BLOCKSIZE),
button2, QtCore.QRect(SCREENSIZE-BLOCKSIZE, 0, BLOCKSIZE, BLOCKSIZE),
button3, QtCore.QRect(0, SCREENSIZE-BLOCKSIZE, BLOCKSIZE, BLOCKSIZE),
button4, QtCore.QRect(SCREENSIZE-BLOCKSIZE, SCREENSIZE-BLOCKSIZE, BLOCKSIZE, BLOCKSIZE), group)
group.setInitialState(state1)
animationGroup = QtCore.QParallelAnimationGroup()
anim = QtCore.QPropertyAnimation(button4, 'geometry')
anim.setDuration(1000)
anim.setEasingCurve(QtCore.QEasingCurve.OutElastic)
animationGroup.addAnimation(anim)
subGroup = QtCore.QSequentialAnimationGroup(animationGroup)
subGroup.addPause(100)
anim = QtCore.QPropertyAnimation(button3, 'geometry')
anim.setDuration(1000)
anim.setEasingCurve(QtCore.QEasingCurve.OutElastic)
subGroup.addAnimation(anim)
subGroup = QtCore.QSequentialAnimationGroup(animationGroup)
subGroup.addPause(150)
anim = QtCore.QPropertyAnimation(button2, 'geometry')
anim.setDuration(1000)
anim.setEasingCurve(QtCore.QEasingCurve.OutElastic)
subGroup.addAnimation(anim)
subGroup = QtCore.QSequentialAnimationGroup(animationGroup)
subGroup.addPause(200)
anim = QtCore.QPropertyAnimation(button1, 'geometry')
anim.setDuration(1000)
anim.setEasingCurve(QtCore.QEasingCurve.OutElastic)
subGroup.addAnimation(anim)
stateSwitcher = StateSwitcher(machine)
group.addTransition(timer.timeout, stateSwitcher)
stateSwitcher.addState(state1, animationGroup)
stateSwitcher.addState(state2, animationGroup)
stateSwitcher.addState(state3, animationGroup)
stateSwitcher.addState(state4, animationGroup)
stateSwitcher.addState(state5, animationGroup)
stateSwitcher.addState(state6, animationGroup)
stateSwitcher.addState(state7, animationGroup)
machine.addState(group)
machine.setInitialState(group)
machine.start()
window.resize(SCREENSIZE, SCREENSIZE)
window.show()
sys.exit(app.exec_())
p5 = Pixmap(QtGui.QPixmap(':/help-browser.png'))
p6 = Pixmap(QtGui.QPixmap(':/kchart.png'))
scene = QtGui.QGraphicsScene(0, 0, 400, 300)
scene.setBackgroundBrush(scene.palette().window())
scene.addItem(widget)
scene.addItem(boxProxy)
scene.addItem(p1)
scene.addItem(p2)
scene.addItem(p3)
scene.addItem(p4)
scene.addItem(p5)
scene.addItem(p6)
machine = QtCore.QStateMachine()
state1 = QtCore.QState(machine)
state2 = QtCore.QState(machine)
state3 = QtCore.QState(machine)
machine.setInitialState(state1)
# State 1.
state1.assignProperty(button, 'text', "Switch to state 2")
state1.assignProperty(widget, 'geometry', QtCore.QRectF(0, 0, 400, 150))
state1.assignProperty(box, 'geometry', QtCore.QRect(-200, 150, 200, 150))
state1.assignProperty(p1, 'pos', QtCore.QPointF(68, 185))
state1.assignProperty(p2, 'pos', QtCore.QPointF(168, 185))
state1.assignProperty(p3, 'pos', QtCore.QPointF(268, 185))
state1.assignProperty(p4, 'pos', QtCore.QPointF(68 - 150, 48 - 150))
state1.assignProperty(p5, 'pos', QtCore.QPointF(168, 48 - 150))
state1.assignProperty(p6, 'pos', QtCore.QPointF(268 + 150, 48 - 150))
state1.assignProperty(p1, 'rotation', 0.0)
scene = QtGui.QGraphicsScene(0, 0, 300, 300)
scene.setBackgroundBrush(QtCore.Qt.black)
scene.addItem(button1)
scene.addItem(button2)
scene.addItem(button3)
scene.addItem(button4)
window = QtGui.QGraphicsView(scene)
window.setFrameStyle(0)
window.setAlignment(QtCore.Qt.AlignLeft | QtCore.Qt.AlignTop)
window.setHorizontalScrollBarPolicy(QtCore.Qt.ScrollBarAlwaysOff)
window.setVerticalScrollBarPolicy(QtCore.Qt.ScrollBarAlwaysOff)
machine = QtCore.QStateMachine()
group = QtCore.QState()
timer = QtCore.QTimer()
timer.setInterval(1250)
timer.setSingleShot(True)
group.entered.connect(timer.start)
state1 = createGeometryState(button1, QtCore.QRect(100, 0, 50,
50), button2,
QtCore.QRect(150, 0, 50, 50), button3,
QtCore.QRect(200, 0, 50, 50), button4,
QtCore.QRect(250, 0, 50, 50), group)
state2 = createGeometryState(button1, QtCore.QRect(250, 100, 50,
50), button2,
QtCore.QRect(250, 150, 50, 50), button3,
QtCore.QRect(250, 200, 50, 50), button4,
def __init__(self, parent=None):
QtGui.QGraphicsScene.__init__(self, parent)
#set the size of the scene
self.setSceneRect(0, 0, 2000, 2000)
button = QtGui.QPushButton('info')
button.setMinimumSize(QtCore.QSize(50, 30))
button.setMaximumSize(QtCore.QSize(50, 30))
buttonProxy = QtGui.QGraphicsProxyWidget()
buttonProxy.setWidget(button)
box = QtGui.QGroupBox()
box.setStyleSheet(
"QGroupBox {background: transparent; border: 2px solid black;color: black; background-color: rgba(20%, 30%, 30%, 30%); margin: 1px; padding: 5px;} QGroupBox:Title{background:transparent; margin-top:5px; margin-left:5px;}"
)
box.setTitle("C'est la vie.")
box_child = QtGui.QGroupBox(box)
box_child.setTitle('Bonjourno')
box_child.setObjectName('childGroupBox')
box_child.setStyleSheet(
"QGroupBox#childGroupBox {background: transparent; border: 2px solid black;color: black; background-color: rgba(10%, 30%, 10%, 30%); margin: 1px; padding: 5px;} QGroupBox:Title#childGroupBox{background:transparent; margin-top:5px; margin-left:5px;}"
)
layout2 = QtGui.QVBoxLayout()
box.setLayout(layout2)
layout2.addStretch()
boxProxy = QtGui.QGraphicsProxyWidget()
boxProxy.setWidget(box)
# Parent widget.
widget = QtGui.QGraphicsWidget()
layout = QtGui.QGraphicsLinearLayout(QtCore.Qt.Vertical, widget)
layout.addItem(buttonProxy)
widget.setLayout(layout)
#QGraphics Scene
# scene = QtGui.QGraphicsScene(0, 0, 400, 300)
# scene.setBackgroundBrush(scene.palette().window())
# scene.addItem(widget)
# scene.addItem(boxProxy)
self.setBackgroundBrush(self.palette().window())
self.addItem(widget)
self.addItem(boxProxy)
machine = QtCore.QStateMachine()
state1 = QtCore.QState(machine)
state2 = QtCore.QState(machine)
machine.setInitialState(state1)
# State 1.
state1.assignProperty(widget, 'geometry',
QtCore.QRectF(0, 0, 400, 150))
state1.assignProperty(box, 'geometry',
QtCore.QRect(-400, 50, 350, 150))
state1.assignProperty(box_child, 'geometry',
QtCore.QRect(30, 300, 150, 100))
state1.assignProperty(boxProxy, 'opacity', 1.0)
# State 2.
state2.assignProperty(widget, 'geometry',
QtCore.QRectF(0, 0, 400, 150))
state2.assignProperty(box, 'geometry', QtCore.QRect(10, 50, 350, 150))
state2.assignProperty(box_child, 'geometry',
QtCore.QRect(30, 30, 150, 100))
state2.assignProperty(boxProxy, 'opacity', 1.0)
t1 = state1.addTransition(button.clicked, state2)
animation1SubGroup = QtCore.QSequentialAnimationGroup()
animation1SubGroup.addPause(150)
animation1SubGroup.addAnimation(
QtCore.QPropertyAnimation(box, 'geometry', state1))
animation1SubGroup_2 = QtCore.QSequentialAnimationGroup()
animation1SubGroup_2.addPause(600)
animation1SubGroup_2.addAnimation(
QtCore.QPropertyAnimation(box_child, 'geometry', state1))
t1.addAnimation(animation1SubGroup)
t1.addAnimation(animation1SubGroup_2)
t1.addAnimation(QtCore.QPropertyAnimation(widget, 'geometry', state1))
t2 = state2.addTransition(button.clicked, state1)
animation1SubGroup_3 = QtCore.QSequentialAnimationGroup()
animation1SubGroup_3.addPause(300)
animation1SubGroup_3.addAnimation(
QtCore.QPropertyAnimation(box_child, 'geometry', state2))
t2.addAnimation(QtCore.QPropertyAnimation(box, 'geometry', state2))
t2.addAnimation(animation1SubGroup_3)
t2.addAnimation(QtCore.QPropertyAnimation(widget, 'geometry', state2))
machine.start()
def createStates(objects, selectedRect, parent):
for obj in objects:
state = QtCore.QState(parent)
state.assignProperty(obj, 'geometry', selectedRect)
parent.addTransition(obj.clicked, state)
scene.setBackgroundBrush(QtCore.Qt.white)
scene.addItem(p1)
scene.addItem(p2)
scene.addItem(p3)
scene.addItem(p4)
window = QtGui.QGraphicsView(scene)
window.setFrameStyle(0)
window.setAlignment(QtCore.Qt.AlignLeft | QtCore.Qt.AlignTop)
window.setHorizontalScrollBarPolicy(QtCore.Qt.ScrollBarAlwaysOff)
window.setVerticalScrollBarPolicy(QtCore.Qt.ScrollBarAlwaysOff)
machine = QtCore.QStateMachine()
machine.setGlobalRestorePolicy(QtCore.QStateMachine.RestoreProperties)
group = QtCore.QState(machine)
selectedRect = QtCore.QRect(86, 86, 128, 128)
idleState = QtCore.QState(group)
group.setInitialState(idleState)
objects = [p1, p2, p3, p4]
createStates(objects, selectedRect, group)
createAnimations(objects, machine)
machine.setInitialState(group)
machine.start()
window.resize(300, 300)
window.show()
