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Diffstat (limited to 'examples/qml/particles/simple/dynamicemitters.qml')
-rw-r--r-- | examples/qml/particles/simple/dynamicemitters.qml | 122 |
1 files changed, 122 insertions, 0 deletions
diff --git a/examples/qml/particles/simple/dynamicemitters.qml b/examples/qml/particles/simple/dynamicemitters.qml new file mode 100644 index 0000000000..4431ebe82e --- /dev/null +++ b/examples/qml/particles/simple/dynamicemitters.qml @@ -0,0 +1,122 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). +** Contact: http://www.qt-project.org/ +** +** 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 Nokia Corporation 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 { + id: root + color: "black" + width: 640 + height: 480 + ParticleSystem { + id: sys + } + ImageParticle { + system: sys + source: "../images/particle.png" + color: "white" + colorVariation: 1.0 + alpha: 0.1 + } + + Component { + id: emitterComp + Emitter { + id: container + Emitter { + id: emitMore + system: sys + emitRate: 128 + lifeSpan: 600 + size: 16 + endSize: 8 + speed: AngleDirection {angleVariation:360; magnitude: 60} + } + + property int life: 2600 + property real targetX: 0 + property real targetY: 0 + function go() { + xAnim.start(); + yAnim.start(); + container.enabled = true + } + system: sys + emitRate: 32 + lifeSpan: 600 + size: 24 + endSize: 8 + NumberAnimation on x { + id: xAnim; + to: targetX + duration: life + running: false + } + NumberAnimation on y { + id: yAnim; + to: targetY + duration: life + running: false + } + Timer { + interval: life + running: true + onTriggered: container.destroy(); + } + } + } + + MouseArea { + anchors.fill: parent + onClicked: { + for (var i=0; i<8; i++) { + var obj = emitterComp.createObject(root); + obj.x = mouse.x + obj.y = mouse.y + obj.targetX = Math.random() * 240 - 120 + obj.x + obj.targetY = Math.random() * 240 - 120 + obj.y + obj.life = Math.round(Math.random() * 2400) + 200 + obj.emitRate = Math.round(Math.random() * 32) + 32 + obj.go(); + } + } + } +} |