Extract Particles code to an independent library

QtQuick clients that do not use particles features should not have
to load these classes.

Task-number: QTBUG-25178
Change-Id: Ib15f7655dc4d821595e06f9160d2770375279027
Reviewed-by: Glenn Watson <glenn.watson@nokia.com>

1 files changed, 87 insertions, 0 deletions

diff --git a/src/particles/qquickrectangleextruder.cpp b/src/particles/qquickrectangleextruder.cpp
new file mode 100644
index 0000000000..ad2207ca9a
--- /dev/null
+++ b/src/particles/qquickrectangleextruder.cpp
@@ -0,0 +1,87 @@
+/****************************************************************************
+**
+** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/
+**
+** This file is part of the QtQuick 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.
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "qquickrectangleextruder_p.h"
+#include <stdlib.h>
+
+QT_BEGIN_NAMESPACE
+
+/*!
+    \qmlclass RectangleShape QQuickRectangleExtruder
+    \inqmlmodule QtQuick.Particles 2
+    \brief The RectangleShape element allows you to specify an area for affectors and emitter.
+
+    Just a rectangle.
+*/
+
+QQuickRectangleExtruder::QQuickRectangleExtruder(QObject *parent) :
+    QQuickParticleExtruder(parent), m_fill(true)
+{
+}
+
+QPointF QQuickRectangleExtruder::extrude(const QRectF &rect)
+{
+    if (m_fill)
+        return QPointF(((qreal)rand() / RAND_MAX) * rect.width() + rect.x(),
+                       ((qreal)rand() / RAND_MAX) * rect.height() + rect.y());
+    int side = rand() % 4;
+    switch (side){//TODO: Doesn't this overlap the corners?
+    case 0:
+        return QPointF(rect.x(),
+                       ((qreal)rand() / RAND_MAX) * rect.height() + rect.y());
+    case 1:
+        return QPointF(rect.width() + rect.x(),
+                       ((qreal)rand() / RAND_MAX) * rect.height() + rect.y());
+    case 2:
+        return QPointF(((qreal)rand() / RAND_MAX) * rect.width() + rect.x(),
+                       rect.y());
+    default:
+        return QPointF(((qreal)rand() / RAND_MAX) * rect.width() + rect.x(),
+                       rect.height() + rect.y());
+    }
+}
+
+bool QQuickRectangleExtruder::contains(const QRectF &bounds, const QPointF &point)
+{
+    return bounds.contains(point);
+}
+
+QT_END_NAMESPACE