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/****************************************************************************
**
** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the examples of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:BSD$
** You may use this file under the terms of the BSD license as follows:
**
** "Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions are
** met:
** * Redistributions of source code must retain the above copyright
** notice, this list of conditions and the following disclaimer.
** * Redistributions in binary form must reproduce the above copyright
** notice, this list of conditions and the following disclaimer in
** the documentation and/or other materials provided with the
** distribution.
** * Neither the name of Digia Plc and its Subsidiary(-ies) nor the names
** of its contributors may be used to endorse or promote products derived
** from this software without specific prior written permission.
**
**
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
**
** $QT_END_LICENSE$
**
****************************************************************************/
import QtQuick 2.0
import QtQuick.Particles 2.0
Rectangle {
width: 320
height: 480
color: "black"
property bool lastWasPulse: false
Timer {
interval: 3500
triggeredOnStart: true
running: true
repeat: true
onTriggered: {
//! [0]
if (lastWasPulse) {
burstEmitter.burst(500);
lastWasPulse = false;
} else {
pulseEmitter.pulse(500);
lastWasPulse = true;
}
//! [0]
}
}
ParticleSystem {
id: particles
anchors.fill: parent
ImageParticle {
source: "../images/star.png"
alpha: 0
colorVariation: 0.6
}
Emitter {
id: burstEmitter
x: parent.width/2
y: parent.height/3
emitRate: 1000
lifeSpan: 2000
enabled: false
velocity: AngleDirection{magnitude: 64; angleVariation: 360}
size: 24
sizeVariation: 8
Text {
anchors.centerIn: parent
color: "white"
font.pixelSize: 18
text: "Burst"
}
}
Emitter {
id: pulseEmitter
x: parent.width/2
y: 2*parent.height/3
emitRate: 1000
lifeSpan: 2000
enabled: false
velocity: AngleDirection{magnitude: 64; angleVariation: 360}
size: 24
sizeVariation: 8
Text {
anchors.centerIn: parent
color: "white"
font.pixelSize: 18
text: "Pulse"
}
}
}
}
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