def __init__(self):
QGraphicsView.__init__(self)
self.ofs = 0
self.factor = 1
self.scene = QGraphicsScene()
self.background = None
self.icons = []
self.iconTimeLine = QTimeLine()
self.backgroundTimeLine = QTimeLine()
self.setScene(self.scene)
self.background = self.scene.addPixmap(QPixmap(":/background.jpg"))
self.background.setZValue(0.0)
self.background.setPos(0, 0)
for i in range(7):
str = QString(":/icon%1.png").arg(i + 1)
icon = self.scene.addPixmap(QPixmap(str))
icon.setPos(320 + i * 64, 400)
icon.setZValue(1.0)
self.icons.append(icon)
self.setFixedSize(320, 480)
self.setHorizontalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
self.setVerticalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
self.connect(self.iconTimeLine, SIGNAL("frameChanged(int)"), self,
SLOT("moveIcons(int)"))
self.iconTimeLine.setCurveShape(QTimeLine.EaseInOutCurve)
self.connect(self.backgroundTimeLine, SIGNAL("frameChanged(int)"),
self, SLOT("moveBackground(int)"))
self.connect(self.backgroundTimeLine, SIGNAL("finished()"), self,
SLOT("adjustParameters()"))
self.backgroundTimeLine.setCurveShape(QTimeLine.EaseInOutCurve)
self.controls = Ui_ControlsForm()
toolWidget = QWidget(self)
toolWidget.setWindowFlags(Qt.Tool | Qt.WindowTitleHint)
self.controls.setupUi(toolWidget)
toolWidget.show()
self.connect(self.controls.speedSlider, SIGNAL("valueChanged(int)"),
self, SLOT("adjustParameters()"))
self.connect(self.controls.normalButton, SIGNAL("clicked()"), self,
SLOT("adjustParameters()"))
self.connect(self.controls.parallaxButton, SIGNAL("clicked()"), self,
SLOT("adjustParameters()"))
self.connect(self.controls.leftButton, SIGNAL("clicked()"), self,
SLOT("slideLeft()"))
self.connect(self.controls.rightButton, SIGNAL("clicked()"), self,
SLOT("slideRight()"))
self.slideBy(-320)
self.adjustParameters()
def __init__(self):
QGraphicsView.__init__(self)
self.ofs = 0
self.factor = 1
self.scene = QGraphicsScene()
self.background = None
self.icons = []
self.iconTimeLine = QTimeLine()
self.backgroundTimeLine = QTimeLine()
self.setScene(self.scene)
self.background = self.scene.addPixmap(QPixmap(":/background.jpg"))
self.background.setZValue(0.0)
self.background.setPos(0, 0)
for i in range(7):
str = QString(":/icon%1.png").arg(i+1)
icon = self.scene.addPixmap(QPixmap(str))
icon.setPos(320+i*64, 400)
icon.setZValue(1.0)
self.icons.append(icon)
self.setFixedSize(320, 480)
self.setHorizontalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
self.setVerticalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
self.connect(self.iconTimeLine, SIGNAL("frameChanged(int)"), self, SLOT("moveIcons(int)"))
self.iconTimeLine.setCurveShape(QTimeLine.EaseInOutCurve)
self.connect(self.backgroundTimeLine, SIGNAL("frameChanged(int)"), self, SLOT("moveBackground(int)"))
self.connect(self.backgroundTimeLine, SIGNAL("finished()"), self, SLOT("adjustParameters()"))
self.backgroundTimeLine.setCurveShape(QTimeLine.EaseInOutCurve)
self.controls = Ui_ControlsForm()
toolWidget = QWidget(self)
toolWidget.setWindowFlags(Qt.Tool | Qt.WindowTitleHint)
self.controls.setupUi(toolWidget)
toolWidget.show()
self.connect(self.controls.speedSlider, SIGNAL("valueChanged(int)"),
self, SLOT("adjustParameters()"))
self.connect(self.controls.normalButton, SIGNAL("clicked()"),
self, SLOT("adjustParameters()"))
self.connect(self.controls.parallaxButton, SIGNAL("clicked()"),
self, SLOT("adjustParameters()"))
self.connect(self.controls.leftButton, SIGNAL("clicked()"),
self, SLOT("slideLeft()"))
self.connect(self.controls.rightButton, SIGNAL("clicked()"),
self, SLOT("slideRight()"))
self.slideBy(-320)
self.adjustParameters()
class ParallaxSlide(QGraphicsView):
def __init__(self):
QGraphicsView.__init__(self)
self.ofs = 0
self.factor = 1
self.scene = QGraphicsScene()
self.background = None
self.icons = []
self.iconTimeLine = QTimeLine()
self.backgroundTimeLine = QTimeLine()
self.setScene(self.scene)
self.background = self.scene.addPixmap(QPixmap(":/background.jpg"))
self.background.setZValue(0.0)
self.background.setPos(0, 0)
for i in range(7):
str = QString(":/icon%1.png").arg(i+1)
icon = self.scene.addPixmap(QPixmap(str))
icon.setPos(320+i*64, 400)
icon.setZValue(1.0)
self.icons.append(icon)
self.setFixedSize(320, 480)
self.setHorizontalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
self.setVerticalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
self.connect(self.iconTimeLine, SIGNAL("frameChanged(int)"), self, SLOT("moveIcons(int)"))
self.iconTimeLine.setCurveShape(QTimeLine.EaseInOutCurve)
self.connect(self.backgroundTimeLine, SIGNAL("frameChanged(int)"), self, SLOT("moveBackground(int)"))
self.connect(self.backgroundTimeLine, SIGNAL("finished()"), self, SLOT("adjustParameters()"))
self.backgroundTimeLine.setCurveShape(QTimeLine.EaseInOutCurve)
self.controls = Ui_ControlsForm()
toolWidget = QWidget(self)
toolWidget.setWindowFlags(Qt.Tool | Qt.WindowTitleHint)
self.controls.setupUi(toolWidget)
toolWidget.show()
self.connect(self.controls.speedSlider, SIGNAL("valueChanged(int)"),
self, SLOT("adjustParameters()"))
self.connect(self.controls.normalButton, SIGNAL("clicked()"),
self, SLOT("adjustParameters()"))
self.connect(self.controls.parallaxButton, SIGNAL("clicked()"),
self, SLOT("adjustParameters()"))
self.connect(self.controls.leftButton, SIGNAL("clicked()"),
self, SLOT("slideLeft()"))
self.connect(self.controls.rightButton, SIGNAL("clicked()"),
self, SLOT("slideRight()"))
self.slideBy(-320)
self.adjustParameters()
@pyqtSignature("")
def slideLeft(self):
if self.iconTimeLine.state() != QTimeLine.NotRunning:
return
if self.ofs > -640:
self.slideBy(-320)
@pyqtSignature("")
def slideRight(self):
if self.iconTimeLine.state() != QTimeLine.NotRunning:
return
if self.ofs < 0:
self.slideBy(320)
@pyqtSignature("int")
def slideBy(self, dx):
iconStart = self.ofs
iconEnd = self.ofs + dx
self.iconTimeLine.setFrameRange(iconStart, iconEnd)
self.iconTimeLine.start()
backgroundStart = -320 - int((-320 - iconStart)/self.factor)
backgroundEnd = -320 - int((-320 - iconEnd)/self.factor)
self.backgroundTimeLine.setFrameRange(backgroundStart, backgroundEnd)
self.backgroundTimeLine.start()
self.ofs = iconEnd
@pyqtSignature("bool")
def setParallaxEnabled(self, p):
if p:
self.factor = 2
self.setWindowTitle("Sliding - Parallax mode")
else:
self.factor = 1
self.setWindowTitle("Sliding - Normal mode")
def keyPressEvent(self, event):
if event.key() == Qt.Key_Left:
self.slideLeft()
if event.key() == Qt.Key_Right:
self.slideRight()
@pyqtSignature("int")
def moveIcons(self, x):
i = 0
for icon in self.icons:
icon.setPos(320 + x+i*64, icon.pos().y())
i += 1
@pyqtSignature("int")
def moveBackground(self, x):
self.background.setPos(x, self.background.pos().y())
@pyqtSignature("")
def adjustParameters(self):
speed = self.controls.speedSlider.value()
self.iconTimeLine.setDuration(1200 - speed*10)
self.backgroundTimeLine.setDuration(1200 - speed*10)
self.setParallaxEnabled(self.controls.parallaxButton.isChecked())
self.controls.leftButton.setEnabled(self.ofs > -640)
self.controls.rightButton.setEnabled(self.ofs < 0)
class ParallaxSlide(QGraphicsView):
def __init__(self):
QGraphicsView.__init__(self)
self.ofs = 0
self.factor = 1
self.scene = QGraphicsScene()
self.background = None
self.icons = []
self.iconTimeLine = QTimeLine()
self.backgroundTimeLine = QTimeLine()
self.setScene(self.scene)
self.background = self.scene.addPixmap(QPixmap(":/background.jpg"))
self.background.setZValue(0.0)
self.background.setPos(0, 0)
for i in range(7):
str = QString(":/icon%1.png").arg(i + 1)
icon = self.scene.addPixmap(QPixmap(str))
icon.setPos(320 + i * 64, 400)
icon.setZValue(1.0)
self.icons.append(icon)
self.setFixedSize(320, 480)
self.setHorizontalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
self.setVerticalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
self.connect(self.iconTimeLine, SIGNAL("frameChanged(int)"), self,
SLOT("moveIcons(int)"))
self.iconTimeLine.setCurveShape(QTimeLine.EaseInOutCurve)
self.connect(self.backgroundTimeLine, SIGNAL("frameChanged(int)"),
self, SLOT("moveBackground(int)"))
self.connect(self.backgroundTimeLine, SIGNAL("finished()"), self,
SLOT("adjustParameters()"))
self.backgroundTimeLine.setCurveShape(QTimeLine.EaseInOutCurve)
self.controls = Ui_ControlsForm()
toolWidget = QWidget(self)
toolWidget.setWindowFlags(Qt.Tool | Qt.WindowTitleHint)
self.controls.setupUi(toolWidget)
toolWidget.show()
self.connect(self.controls.speedSlider, SIGNAL("valueChanged(int)"),
self, SLOT("adjustParameters()"))
self.connect(self.controls.normalButton, SIGNAL("clicked()"), self,
SLOT("adjustParameters()"))
self.connect(self.controls.parallaxButton, SIGNAL("clicked()"), self,
SLOT("adjustParameters()"))
self.connect(self.controls.leftButton, SIGNAL("clicked()"), self,
SLOT("slideLeft()"))
self.connect(self.controls.rightButton, SIGNAL("clicked()"), self,
SLOT("slideRight()"))
self.slideBy(-320)
self.adjustParameters()
@pyqtSignature("")
def slideLeft(self):
if self.iconTimeLine.state() != QTimeLine.NotRunning:
return
if self.ofs > -640:
self.slideBy(-320)
@pyqtSignature("")
def slideRight(self):
if self.iconTimeLine.state() != QTimeLine.NotRunning:
return
if self.ofs < 0:
self.slideBy(320)
@pyqtSignature("int")
def slideBy(self, dx):
iconStart = self.ofs
iconEnd = self.ofs + dx
self.iconTimeLine.setFrameRange(iconStart, iconEnd)
self.iconTimeLine.start()
backgroundStart = -320 - int((-320 - iconStart) / self.factor)
backgroundEnd = -320 - int((-320 - iconEnd) / self.factor)
self.backgroundTimeLine.setFrameRange(backgroundStart, backgroundEnd)
self.backgroundTimeLine.start()
self.ofs = iconEnd
@pyqtSignature("bool")
def setParallaxEnabled(self, p):
if p:
self.factor = 2
self.setWindowTitle("Sliding - Parallax mode")
else:
self.factor = 1
self.setWindowTitle("Sliding - Normal mode")
def keyPressEvent(self, event):
if event.key() == Qt.Key_Left:
self.slideLeft()
if event.key() == Qt.Key_Right:
self.slideRight()
@pyqtSignature("int")
def moveIcons(self, x):
i = 0
for icon in self.icons:
icon.setPos(320 + x + i * 64, icon.pos().y())
i += 1
@pyqtSignature("int")
def moveBackground(self, x):
self.background.setPos(x, self.background.pos().y())
@pyqtSignature("")
def adjustParameters(self):
speed = self.controls.speedSlider.value()
self.iconTimeLine.setDuration(1200 - speed * 10)
self.backgroundTimeLine.setDuration(1200 - speed * 10)
self.setParallaxEnabled(self.controls.parallaxButton.isChecked())
self.controls.leftButton.setEnabled(self.ofs > -640)
self.controls.rightButton.setEnabled(self.ofs < 0)
