diff options
author | Matthew Vogt <matthew.vogt@nokia.com> | 2012-04-11 16:54:33 +1000 |
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committer | Qt by Nokia <qt-info@nokia.com> | 2012-04-16 01:25:54 +0200 |
commit | f189b8934dc405cbd45258abc5aba2713428b1cc (patch) | |
tree | dd3d4f61c7337343705faf7a603585c287b8ae50 /src/particles/qquickellipseextruder.cpp | |
parent | e00c40a89a1172add896e86e805a7cd42a4ea0c5 (diff) |
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>
Diffstat (limited to 'src/particles/qquickellipseextruder.cpp')
-rw-r--r-- | src/particles/qquickellipseextruder.cpp | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/src/particles/qquickellipseextruder.cpp b/src/particles/qquickellipseextruder.cpp new file mode 100644 index 0000000000..083564e5cb --- /dev/null +++ b/src/particles/qquickellipseextruder.cpp @@ -0,0 +1,86 @@ +/**************************************************************************** +** +** 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 "qquickellipseextruder_p.h" +#include <stdlib.h> +#include <cmath> + +#ifdef Q_OS_QNX +#include <math.h> +#endif + +QT_BEGIN_NAMESPACE +/*! + \qmlclass EllipseShape QQuickEllipseExtruder + \inqmlmodule QtQuick.Particles 2 + \inherits Shape + \brief The EllipseShape represents an ellipse to other particle system elements + + This shape can be used by Emitter subclasses and Affector subclasses to have + them act upon an ellipse shaped area. +*/ +QQuickEllipseExtruder::QQuickEllipseExtruder(QObject *parent) : + QQuickParticleExtruder(parent) + , m_fill(true) +{ +} + +/*! + \qmlproperty bool QtQuick.Particles2::EllipseShape::fill + If fill is true the ellipse is filled; otherwise it is just a border. + + Default is true. +*/ + +QPointF QQuickEllipseExtruder::extrude(const QRectF & r) +{ + qreal theta = ((qreal)rand()/RAND_MAX) * 6.2831853071795862; + qreal mag = m_fill ? ((qreal)rand()/RAND_MAX) : 1; + return QPointF(r.x() + r.width()/2 + mag * (r.width()/2) * cos(theta), + r.y() + r.height()/2 + mag * (r.height()/2) * sin(theta)); +} + +bool QQuickEllipseExtruder::contains(const QRectF &bounds, const QPointF &point) +{ + return bounds.contains(point);//TODO: Ellipse +} + +QT_END_NAMESPACE |