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Diffstat (limited to 'src/quick/particles/qquickrectangleextruder.cpp')
-rw-r--r-- | src/quick/particles/qquickrectangleextruder.cpp | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/src/quick/particles/qquickrectangleextruder.cpp b/src/quick/particles/qquickrectangleextruder.cpp new file mode 100644 index 0000000000..d840a08d5b --- /dev/null +++ b/src/quick/particles/qquickrectangleextruder.cpp @@ -0,0 +1,86 @@ +/**************************************************************************** +** +** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation ([email protected]) +** +** This file is part of the Declarative 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" + +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 |