Revision control
++ // Copyright (C) 2016 The Qt Company Ltd.
++ // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
++ #include "qquicklineextruder_p.h"
++ #include <QRandomGenerator>
++
++ QT_BEGIN_NAMESPACE
++
++ /*!
++ \qmltype LineShape
++ \nativetype QQuickLineExtruder
++ \inqmlmodule QtQuick.Particles
++ \inherits ParticleExtruder
++ \brief Represents a line for affectors and emitters.
++ \ingroup qtquick-particles
++
++ */
++
++ /*!
++ \qmlproperty bool QtQuick.Particles::LineShape::mirrored
++
++ By default, the line goes from (0,0) to (width, height) of the item that
++ this shape is being applied to.
++
++ If mirrored is set to true, this will be mirrored along the y axis.
++ The line will then go from (0,height) to (width, 0).
++ */
++
++ QQuickLineExtruder::QQuickLineExtruder(QObject *parent) :
++ QQuickParticleExtruder(parent), m_mirrored(false)
++ {
++ }
++
++ QPointF QQuickLineExtruder::extrude(const QRectF &r)
++ {
++ qreal x,y;
++ if (!r.height()){
++ x = r.width() * QRandomGenerator::global()->generateDouble();
++ y = 0;
++ }else{
++ y = r.height() * QRandomGenerator::global()->generateDouble();
++ if (!r.width()){
++ x = 0;
++ }else{
++ x = r.width()/r.height() * y;
++ if (m_mirrored)
++ x = r.width() - x;
++ }
++ }
++ return QPointF(x,y);
++ }
++
++ QT_END_NAMESPACE
++
++ #include "moc_qquicklineextruder_p.cpp"