1 files changed, 260 insertions, 0 deletions
diff --git a/examples/widgets/animation/animatedtiles/animatedtiles.py b/examples/widgets/animation/animatedtiles/animatedtiles.py
new file mode 100755
index 000000000..d3b649d35
--- /dev/null
+++ b/examples/widgets/animation/animatedtiles/animatedtiles.py
@@ -0,0 +1,260 @@
+#!/usr/bin/env python
+
+#############################################################################
+##
+## Copyright (C) 2010 Riverbank Computing Limited.
+## Copyright (C) 2016 The Qt Company Ltd.
+## Contact: http://www.qt.io/licensing/
+##
+## This file is part of the PySide examples of the Qt Toolkit.
+##
+## $QT_BEGIN_LICENSE:BSD$
+## You may use this file under the terms of the BSD license as follows:
+##
+## "Redistribution and use in source and binary forms, with or without
+## modification, are permitted provided that the following conditions are
+## met:
+##   * Redistributions of source code must retain the above copyright
+##     notice, this list of conditions and the following disclaimer.
+##   * Redistributions in binary form must reproduce the above copyright
+##     notice, this list of conditions and the following disclaimer in
+##     the documentation and/or other materials provided with the
+##     distribution.
+##   * Neither the name of The Qt Company Ltd nor the names of its
+##     contributors may be used to endorse or promote products derived
+##     from this software without specific prior written permission.
+##
+##
+## THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+## "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+## LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+## A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+## OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+## SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+## LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+## DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+## THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+## (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+## OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
+##
+## $QT_END_LICENSE$
+##
+#############################################################################
+
+from PySide2 import QtCore, QtGui, QtWidgets
+
+import animatedtiles_rc
+
+
+# Deriving from more than one wrapped class is not supported, so we use
+# composition and delegate the property.
+class Pixmap(QtCore.QObject):
+    def __init__(self, pix):
+        super(Pixmap, self).__init__()
+
+        self.pixmap_item = QtWidgets.QGraphicsPixmapItem(pix)
+        self.pixmap_item.setCacheMode(QtWidgets.QGraphicsItem.DeviceCoordinateCache)
+
+    def set_pos(self, pos):
+        self.pixmap_item.setPos(pos)
+
+    def get_pos(self):
+        return self.pixmap_item.pos()
+
+    pos = QtCore.Property(QtCore.QPointF, get_pos, set_pos)
+
+
+class Button(QtWidgets.QGraphicsWidget):
+    pressed = QtCore.Signal()
+
+    def __init__(self, pixmap, parent=None):
+        super(Button, self).__init__(parent)
+
+        self._pix = pixmap
+
+        self.setAcceptHoverEvents(True)
+        self.setCacheMode(QtWidgets.QGraphicsItem.DeviceCoordinateCache)
+
+    def boundingRect(self):
+        return QtCore.QRectF(-65, -65, 130, 130)
+
+    def shape(self):
+        path = QtGui.QPainterPath()
+        path.addEllipse(self.boundingRect())
+
+        return path
+
+    def paint(self, painter, option, widget):
+        down = option.state & QtWidgets.QStyle.State_Sunken
+        r = self.boundingRect()
+
+        grad = QtGui.QLinearGradient(r.topLeft(), r.bottomRight())
+        if option.state & QtWidgets.QStyle.State_MouseOver:
+            color_0 = QtCore.Qt.white
+        else:
+            color_0 = QtCore.Qt.lightGray
+
+        color_1 = QtCore.Qt.darkGray
+
+        if down:
+            color_0, color_1 = color_1, color_0
+
+        grad.setColorAt(0, color_0)
+        grad.setColorAt(1, color_1)
+
+        painter.setPen(QtCore.Qt.darkGray)
+        painter.setBrush(grad)
+        painter.drawEllipse(r)
+
+        color_0 = QtCore.Qt.darkGray
+        color_1 = QtCore.Qt.lightGray
+
+        if down:
+            color_0, color_1 = color_1, color_0
+
+        grad.setColorAt(0, color_0)
+        grad.setColorAt(1, color_1)
+
+        painter.setPen(QtCore.Qt.NoPen)
+        painter.setBrush(grad)
+
+        if down:
+            painter.translate(2, 2)
+
+        painter.drawEllipse(r.adjusted(5, 5, -5, -5))
+        painter.drawPixmap(-self._pix.width() / 2, -self._pix.height() / 2,
+                self._pix)
+
+    def mousePressEvent(self, ev):
+        self.pressed.emit()
+        self.update()
+
+    def mouseReleaseEvent(self, ev):
+        self.update()
+
+
+class View(QtWidgets.QGraphicsView):
+    def resizeEvent(self, event):
+        super(View, self).resizeEvent(event)
+        self.fitInView(self.sceneRect(), QtCore.Qt.KeepAspectRatio)
+
+
+if __name__ == '__main__':
+
+    import sys
+    import math
+
+    app = QtWidgets.QApplication(sys.argv)
+
+    kineticPix = QtGui.QPixmap(':/images/kinetic.png')
+    bgPix = QtGui.QPixmap(':/images/Time-For-Lunch-2.jpg')
+
+    scene = QtWidgets.QGraphicsScene(-350, -350, 700, 700)
+
+    items = []
+    for i in range(64):
+        item = Pixmap(kineticPix)
+        item.pixmap_item.setOffset(-kineticPix.width() / 2,
+                -kineticPix.height() / 2)
+        item.pixmap_item.setZValue(i)
+        items.append(item)
+        scene.addItem(item.pixmap_item)
+
+    # Buttons.
+    buttonParent = QtWidgets.QGraphicsRectItem()
+    ellipseButton = Button(QtGui.QPixmap(':/images/ellipse.png'), buttonParent)
+    figure8Button = Button(QtGui.QPixmap(':/images/figure8.png'), buttonParent)
+    randomButton = Button(QtGui.QPixmap(':/images/random.png'), buttonParent)
+    tiledButton = Button(QtGui.QPixmap(':/images/tile.png'), buttonParent)
+    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.setTransform(QtGui.QTransform().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))
+
+        # Figure 8.
+        figure8State.assignProperty(item, 'pos',
+                QtCore.QPointF(math.sin((i / 63.0) * 6.28) * 250,
+                        math.sin(((i * 2)/63.0) * 6.28) * 250))
+
+        # Random.
+        randomState.assignProperty(item, 'pos',
+                QtCore.QPointF(-250 + QtCore.qrand() % 500,
+                        -250 + QtCore.qrand() % 500))
+
+        # Tiled.
+        tiledState.assignProperty(item, 'pos',
+                QtCore.QPointF(((i % 8) - 4) * kineticPix.width() + kineticPix.width() / 2,
+                        ((i // 8) - 4) * kineticPix.height() + kineticPix.height() / 2))
+
+        # Centered.
+        centeredState.assignProperty(item, 'pos', QtCore.QPointF())
+
+    # Ui.
+    view = View(scene)
+    view.setWindowTitle("Animated Tiles")
+    view.setViewportUpdateMode(QtWidgets.QGraphicsView.BoundingRectViewportUpdate)
+    view.setBackgroundBrush(QtGui.QBrush(bgPix))
+    view.setCacheMode(QtWidgets.QGraphicsView.CacheBackground)
+    view.setRenderHints(
+            QtGui.QPainter.Antialiasing | QtGui.QPainter.SmoothPixmapTransform)
+    view.show()
+
+    states = QtCore.QStateMachine()
+    states.addState(rootState)
+    states.setInitialState(rootState)
+    rootState.setInitialState(centeredState)
+
+    group = QtCore.QParallelAnimationGroup()
+    for i, item in enumerate(items):
+        anim = QtCore.QPropertyAnimation(item, 'pos')
+        anim.setDuration(750 + i * 25)
+        anim.setEasingCurve(QtCore.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)
+    trans.addAnimation(group)
+
+    timer = QtCore.QTimer()
+    timer.start(125)
+    timer.setSingleShot(True)
+    trans = rootState.addTransition(timer.timeout, ellipseState)
+    trans.addAnimation(group)
+
+    states.start()
+
+    sys.exit(app.exec_())