Initial import of statemachine branch from the old kinetic repository

10 files changed, 260 insertions, 0 deletions

diff --git a/examples/animation/animatedtiles/animatedtiles.pro b/examples/animation/animatedtiles/animatedtiles.pro
new file mode 100644
index 0000000..9e9062c
--- /dev/null
+++ b/examples/animation/animatedtiles/animatedtiles.pro
@@ -0,0 +1,2 @@
+SOURCES += main.cpp
+RESOURCES += animatedtiles.qrc
diff --git a/examples/animation/animatedtiles/animatedtiles.qrc b/examples/animation/animatedtiles/animatedtiles.qrc
new file mode 100644
index 0000000..c43a979
--- /dev/null
+++ b/examples/animation/animatedtiles/animatedtiles.qrc
@@ -0,0 +1,11 @@
+<!DOCTYPE RCC><RCC version="1.0">
+<qresource>
+    <file>images/Time-For-Lunch-2.jpg</file>
+    <file>images/centered.png</file>
+    <file>images/ellipse.png</file>
+    <file>images/figure8.png</file>
+    <file>images/kinetic.png</file>
+    <file>images/random.png</file>
+    <file>images/tile.png</file>
+</qresource>
+</RCC>
diff --git a/examples/animation/animatedtiles/images/Time-For-Lunch-2.jpg b/examples/animation/animatedtiles/images/Time-For-Lunch-2.jpg
new file mode 100644
index 0000000..c57a555
--- /dev/null
+++ b/examples/animation/animatedtiles/images/Time-For-Lunch-2.jpg
diff --git a/examples/animation/animatedtiles/images/centered.png b/examples/animation/animatedtiles/images/centered.png
new file mode 100644
index 0000000..e416156
--- /dev/null
+++ b/examples/animation/animatedtiles/images/centered.png
diff --git a/examples/animation/animatedtiles/images/ellipse.png b/examples/animation/animatedtiles/images/ellipse.png
new file mode 100644
index 0000000..2c3ba88
--- /dev/null
+++ b/examples/animation/animatedtiles/images/ellipse.png
diff --git a/examples/animation/animatedtiles/images/figure8.png b/examples/animation/animatedtiles/images/figure8.png
new file mode 100644
index 0000000..6b05804
--- /dev/null
+++ b/examples/animation/animatedtiles/images/figure8.png
diff --git a/examples/animation/animatedtiles/images/kinetic.png b/examples/animation/animatedtiles/images/kinetic.png
new file mode 100644
index 0000000..55cfa55
--- /dev/null
+++ b/examples/animation/animatedtiles/images/kinetic.png
diff --git a/examples/animation/animatedtiles/images/random.png b/examples/animation/animatedtiles/images/random.png
new file mode 100644
index 0000000..415d96f
--- /dev/null
+++ b/examples/animation/animatedtiles/images/random.png
diff --git a/examples/animation/animatedtiles/images/tile.png b/examples/animation/animatedtiles/images/tile.png
new file mode 100644
index 0000000..c8f39d8
--- /dev/null
+++ b/examples/animation/animatedtiles/images/tile.png
diff --git a/examples/animation/animatedtiles/main.cpp b/examples/animation/animatedtiles/main.cpp
new file mode 100644
index 0000000..cfaa4ce
--- /dev/null
+++ b/examples/animation/animatedtiles/main.cpp
@@ -0,0 +1,247 @@
+#include <QtGui>
+#ifdef QT_EXPERIMENTAL_SOLUTION
+# include "qgraphicswidget.h"
+# include "qstate.h"
+# include "qstatemachine.h"
+# include "qabstracttransition.h"
+# include "qgraphicswidget.h"
+# include "qparallelanimationgroup.h"
+# include "qpropertyanimation.h"
+#else
+#include <QtCore/qstate.h>
+#endif
+
+class Pixmap : public QObject, public QGraphicsPixmapItem
+{
+    Q_OBJECT
+    Q_PROPERTY(QPointF pos READ pos WRITE setPos)
+public:
+    Pixmap(const QPixmap &pix)
+        : QObject(), QGraphicsPixmapItem(pix)
+    {
+        setCacheMode(DeviceCoordinateCache);
+    }
+};
+
+class Button : public QGraphicsWidget
+{
+    Q_OBJECT
+public:
+    Button(const QPixmap &pixmap, QGraphicsItem *parent = 0)
+        : QGraphicsWidget(parent), _pix(pixmap)
+    {
+        setAcceptHoverEvents(true);
+        setCacheMode(DeviceCoordinateCache);
+    }
+
+    QRectF boundingRect() const
+    {
+        return QRectF(-65, -65, 130, 130);
+    }
+
+    QPainterPath shape() const
+    {
+        QPainterPath path;
+        path.addEllipse(boundingRect());
+        return path;
+    }
+
+    void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *)
+    {
+        bool down = option->state & QStyle::State_Sunken;
+        QRectF r = boundingRect();
+        QLinearGradient grad(r.topLeft(), r.bottomRight());
+        grad.setColorAt(down ? 1 : 0, option->state & QStyle::State_MouseOver ? Qt::white : Qt::lightGray);
+        grad.setColorAt(down ? 0 : 1, Qt::darkGray);
+        painter->setPen(Qt::darkGray);
+        painter->setBrush(grad);
+        painter->drawEllipse(r);
+        QLinearGradient grad2(r.topLeft(), r.bottomRight());
+        grad.setColorAt(down ? 1 : 0, Qt::darkGray);
+        grad.setColorAt(down ? 0 : 1, Qt::lightGray);
+        painter->setPen(Qt::NoPen);
+        painter->setBrush(grad);
+        if (down)
+            painter->translate(2, 2);
+        painter->drawEllipse(r.adjusted(5, 5, -5, -5));
+        painter->drawPixmap(-_pix.width()/2, -_pix.height()/2, _pix);
+    }
+
+signals:
+    void pressed();
+
+protected:
+    void mousePressEvent(QGraphicsSceneMouseEvent *)
+    {
+        emit pressed();
+        update();
+    }
+
+    void mouseReleaseEvent(QGraphicsSceneMouseEvent *)
+    {
+        update();
+    }
+
+private:
+    QPixmap _pix;
+};
+
+class View : public QGraphicsView
+{
+public:
+    View(QGraphicsScene *scene) : QGraphicsView(scene) { }
+
+protected:
+    void resizeEvent(QResizeEvent *event)
+    {
+        QGraphicsView::resizeEvent(event);
+        fitInView(sceneRect(), Qt::KeepAspectRatio);
+    }
+};
+
+int main(int argc, char **argv)
+{
+    QApplication app(argc, argv);
+
+    QPixmap kineticPix(":/images/kinetic.png");
+    QPixmap bgPix(":/images/Time-For-Lunch-2.jpg");
+
+    QGraphicsScene scene(-350, -350, 700, 700);
+
+    QList<Pixmap *> items;
+    for (int i = 0; i < 64; ++i) {
+        Pixmap *item = new Pixmap(kineticPix);
+        item->setOffset(-kineticPix.width()/2, -kineticPix.height()/2);
+        item->setZValue(i);
+        items << item;
+        scene.addItem(item);
+    }
+
+    // Buttons
+    QGraphicsItem *buttonParent = new QGraphicsRectItem;
+    Button *ellipseButton = new Button(QPixmap(":/images/ellipse.png"), buttonParent);
+    Button *figure8Button = new Button(QPixmap(":/images/figure8.png"), buttonParent);
+    Button *randomButton = new Button(QPixmap(":/images/random.png"), buttonParent);
+    Button *tiledButton = new Button(QPixmap(":/images/tile.png"), buttonParent);
+    Button *centeredButton = new Button(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
+    QState *rootState = new QState;
+    QState *ellipseState = new QState(rootState);
+    QState *figure8State = new QState(rootState);
+    QState *randomState = new QState(rootState);
+    QState *tiledState = new QState(rootState);
+    QState *centeredState = new QState(rootState);
+
+    // Values
+    for (int i = 0; i < 64; ++i) {
+        Pixmap *item = items.at(i);
+        // Ellipse
+        ellipseState->assignProperty(item, "pos",
+                                         QPointF(cos((i / 63.0) * 6.28) * 250,
+                                                 sin((i / 63.0) * 6.28) * 250));
+
+        // Figure 8
+        figure8State->assignProperty(item, "pos",
+                                         QPointF(sin((i / 63.0) * 6.28) * 250,
+                                                 sin(((i * 2)/63.0) * 6.28) * 250));
+
+        // Random
+        randomState->assignProperty(item, "pos",
+                                        QPointF(-250 + qrand() % 500,
+                                                -250 + qrand() % 500));
+
+        // Tiled
+        tiledState->assignProperty(item, "pos",
+                                       QPointF(((i % 8) - 4) * kineticPix.width() + kineticPix.width() / 2,
+                                               ((i / 8) - 4) * kineticPix.height() + kineticPix.height() / 2));
+
+        // Centered
+        centeredState->assignProperty(item, "pos", QPointF());
+    }
+
+    // Ui
+    View *view = new View(&scene);
+    view->setWindowTitle(QT_TRANSLATE_NOOP(QGraphicsView, "Animated Tiles"));
+    view->setViewportUpdateMode(QGraphicsView::BoundingRectViewportUpdate);
+    view->setBackgroundBrush(bgPix);
+    view->setCacheMode(QGraphicsView::CacheBackground);
+    view->setRenderHints(QPainter::Antialiasing | QPainter::SmoothPixmapTransform);
+    view->show();
+
+    QStateMachine states;
+    states.addState(rootState);
+    states.setInitialState(rootState);
+    rootState->setInitialState(centeredState);
+
+    QParallelAnimationGroup *group = new QParallelAnimationGroup;
+    for (int i = 0; i < 64; ++i) {
+        QPropertyAnimation *anim = new QPropertyAnimation(items[i], "pos");
+        anim->setDuration(750 + i * 25);
+        anim->setEasingCurve(QEasingCurve::InOutBack);
+        group->addAnimation(anim);
+    }
+    QAbstractTransition *trans = rootState->addTransition(ellipseButton, SIGNAL(pressed()), ellipseState);
+    trans->addAnimation(group);
+
+    group = new QParallelAnimationGroup;
+    for (int i = 0; i < 64; ++i) {
+        QPropertyAnimation *anim = new QPropertyAnimation(items[i], "pos");
+        anim->setDuration(750 + i * 25);
+        anim->setEasingCurve(QEasingCurve::InOutBack);
+        group->addAnimation(anim);
+    }
+    trans = rootState->addTransition(figure8Button, SIGNAL(pressed()), figure8State);
+    trans->addAnimation(group);
+
+    group = new QParallelAnimationGroup;
+    for (int i = 0; i < 64; ++i) {
+        QPropertyAnimation *anim = new QPropertyAnimation(items[i], "pos");
+        anim->setDuration(750 + i * 25);
+        anim->setEasingCurve(QEasingCurve::InOutBack);
+        group->addAnimation(anim);
+    }
+    trans = rootState->addTransition(randomButton, SIGNAL(pressed()), randomState);
+    trans->addAnimation(group);
+
+    group = new QParallelAnimationGroup;
+    for (int i = 0; i < 64; ++i) {
+        QPropertyAnimation *anim = new QPropertyAnimation(items[i], "pos");
+        anim->setDuration(750 + i * 25);
+        anim->setEasingCurve(QEasingCurve::InOutBack);
+        group->addAnimation(anim);
+    }
+    trans = rootState->addTransition(tiledButton, SIGNAL(pressed()), tiledState);
+    trans->addAnimation(group);
+
+    group = new QParallelAnimationGroup;
+    for (int i = 0; i < 64; ++i) {
+        QPropertyAnimation *anim = new QPropertyAnimation(items[i], "pos");
+        anim->setDuration(750 + i * 25);
+        anim->setEasingCurve(QEasingCurve::InOutBack);
+        group->addAnimation(anim);
+    }
+    trans = rootState->addTransition(centeredButton, SIGNAL(pressed()), centeredState);
+    trans->addAnimation(group);
+
+    states.start();
+    QTimer timer;
+    timer.start(125);
+    timer.setSingleShot(true);
+    rootState->addTransition(&timer, SIGNAL(timeout()), ellipseState);
+
+    return app.exec();
+}
+
+#include "main.moc"