From 806dda08d685bc5f9ed71dfe8b61f21848d48066 Mon Sep 17 00:00:00 2001
From: Gabriel de Dietrich <gabriel.dietrich-de@nokia.com>
Date: Fri, 17 Aug 2012 13:23:19 +0200
Subject: Moving .qdoc files under examples/widgets/doc

Updated those .qdoc files to refer to the new relative examples
emplacement. Images and snippets to be moved later.

Also grouped all widgets related examples under widgets.

Change-Id: Ib29696e2d8948524537f53e8dda88f9ee26a597f
Reviewed-by: J-P Nurmi <j-p.nurmi@nokia.com>
---
 examples/widgets/animation/sub-attaq/torpedo.cpp | 114 +++++++++++++++++++++++
 1 file changed, 114 insertions(+)
 create mode 100644 examples/widgets/animation/sub-attaq/torpedo.cpp

(limited to 'examples/widgets/animation/sub-attaq/torpedo.cpp')

diff --git a/examples/widgets/animation/sub-attaq/torpedo.cpp b/examples/widgets/animation/sub-attaq/torpedo.cpp
new file mode 100644
index 0000000000..34c32fe059
--- /dev/null
+++ b/examples/widgets/animation/sub-attaq/torpedo.cpp
@@ -0,0 +1,114 @@
+/****************************************************************************
+**
+** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/
+**
+** This file is part of the QtCore module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** GNU Lesser General Public License Usage
+** This file may be used under the terms of the GNU Lesser General Public
+** License version 2.1 as published by the Free Software Foundation and
+** appearing in the file LICENSE.LGPL included in the packaging of this
+** file. Please review the following information to ensure the GNU Lesser
+** General Public License version 2.1 requirements will be met:
+** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights. These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU General
+** Public License version 3.0 as published by the Free Software Foundation
+** and appearing in the file LICENSE.GPL included in the packaging of this
+** file. Please review the following information to ensure the GNU General
+** Public License version 3.0 requirements will be met:
+** http://www.gnu.org/copyleft/gpl.html.
+**
+** Other Usage
+** Alternatively, this file may be used in accordance with the terms and
+** conditions contained in a signed written agreement between you and Nokia.
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+//Own
+#include "torpedo.h"
+#include "pixmapitem.h"
+#include "boat.h"
+#include "graphicsscene.h"
+#include "animationmanager.h"
+#include "qanimationstate.h"
+
+#include <QtCore/QPropertyAnimation>
+#include <QtCore/QStateMachine>
+#include <QtCore/QFinalState>
+
+Torpedo::Torpedo() : PixmapItem(QString::fromLatin1("torpedo"),GraphicsScene::Big),
+    currentSpeed(0)
+{
+    setZValue(2);
+}
+
+void Torpedo::launch()
+{
+    QPropertyAnimation *launchAnimation = new QPropertyAnimation(this, "pos");
+    AnimationManager::self()->registerAnimation(launchAnimation);
+    launchAnimation->setEndValue(QPointF(x(),qobject_cast<GraphicsScene *>(scene())->sealLevel() - 15));
+    launchAnimation->setEasingCurve(QEasingCurve::InQuad);
+    launchAnimation->setDuration(y()/currentSpeed*10);
+    connect(launchAnimation,SIGNAL(valueChanged(QVariant)),this,SLOT(onAnimationLaunchValueChanged(QVariant)));
+    connect(this,SIGNAL(torpedoExploded()), launchAnimation, SLOT(stop()));
+
+    //We setup the state machine of the torpedo
+    QStateMachine *machine = new QStateMachine(this);
+
+    //This state is when the launch animation is playing
+    QAnimationState *launched = new QAnimationState(machine);
+    launched->setAnimation(launchAnimation);
+
+    //End
+    QFinalState *final = new QFinalState(machine);
+
+    machine->setInitialState(launched);
+
+    //### Add a nice animation when the torpedo is destroyed
+    launched->addTransition(this, SIGNAL(torpedoExploded()),final);
+
+    //If the animation is finished, then we move to the final state
+    launched->addTransition(launched, SIGNAL(animationFinished()), final);
+
+    //The machine has finished to be executed, then the boat is dead
+    connect(machine,SIGNAL(finished()),this, SIGNAL(torpedoExecutionFinished()));
+
+    machine->start();
+}
+
+void Torpedo::setCurrentSpeed(int speed)
+{
+    if (speed < 0) {
+        qWarning("Torpedo::setCurrentSpeed : The speed is invalid");
+        return;
+    }
+    currentSpeed = speed;
+}
+
+void Torpedo::onAnimationLaunchValueChanged(const QVariant &)
+{
+    foreach (QGraphicsItem *item , collidingItems(Qt::IntersectsItemBoundingRect)) {
+        if (Boat *b = qgraphicsitem_cast<Boat*>(item))
+            b->destroy();
+    }
+}
+
+void Torpedo::destroy()
+{
+    emit torpedoExploded();
+}
-- 
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