128 lines
4.5 KiB
QML
128 lines
4.5 KiB
QML
// Copyright (C) 2016 The Qt Company Ltd.
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// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
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import QtQuick 2.0
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import QtQuick.Particles 2.0
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Item {
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id: trailemitterelementtest
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anchors.fill: parent
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property string testtext: ""
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ParticleSystem {
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id: particlesystem
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anchors.fill: parent
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Image {
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id: backgroundpic
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anchors.fill: parent
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source: "pics/logo.png"
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opacity: 0
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Behavior on opacity { NumberAnimation { duration: 1000 } }
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}
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ImageParticle {
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id: omissile
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source: "pics/star.png"
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color: "orange"
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entryEffect: ImageParticle.None
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groups: ["orangemissile"]
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}
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ImageParticle {
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id: gmissile
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source: "pics/star.png"
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color: "green"
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entryEffect: ImageParticle.None
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groups: ["greenmissile"]
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}
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ImageParticle {
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id: sparks
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source: "pics/star.png"
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color: "red"
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colorVariation: .5
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entryEffect: ImageParticle.None
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groups: ["sparks"]
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}
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Emitter {
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id: emitter
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anchors.bottom: parent.bottom
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anchors.bottomMargin: 5
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anchors.horizontalCenter: parent.horizontalCenter
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emitRate: 1
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lifeSpan: 3000
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size: 20
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velocity: AngleDirection { angle: 270; angleVariation: 25; magnitude: 150 }
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group: "orangemissile"
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}
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Emitter {
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id: emitter2
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anchors.bottom: parent.bottom
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anchors.bottomMargin: 5
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anchors.horizontalCenter: parent.horizontalCenter
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emitRate: 1
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lifeSpan: 3000
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size: 20
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velocity: AngleDirection { angle: 270; angleVariation: 25; magnitude: 150 }
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group: "greenmissile"
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}
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Gravity {
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anchors.fill: parent
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angle: 90
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acceleration: 30
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}
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TrailEmitter {
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id: trailemitterelement
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follow: "orangemissile"
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group:"sparks"
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anchors.fill: parent
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emitRatePerParticle: 50
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lifeSpan: 1000
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velocityFromMovement: .2
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velocity: AngleDirection { angle: 0; angleVariation: 360; magnitude: 5 }
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maximumEmitted: 500
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shape: basicshape
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}
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RectangleShape { id: basicshape }
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MaskShape {
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id: maskshape
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source: "pics/logo-hollowed.png"
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}
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}
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SystemTestHelp { id: helpbubble; visible: statenum != 0
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anchors { top: parent.top; horizontalCenter: parent.horizontalCenter; topMargin: 50 }
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}
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BugPanel { id: bugpanel }
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states: [
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State { name: "start"; when: statenum == 1
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PropertyChanges { target: trailemitterelementtest
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testtext: "This is a TrailEmitter, with particles following the orange particles.\n"+
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"The green particles should not be followed by other particles.\n"+
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"Next, let's change the sparks to follow the green particles." }
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},
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State { name: "followgreen"; when: statenum == 2
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PropertyChanges { target: trailemitterelement; follow: "greenmissile" }
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PropertyChanges { target: trailemitterelementtest
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testtext: "The particles should be following the green particles.\n"+
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"Next, let's add a shape to emit within." }
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},
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State { name: "onlyinshape"; when: statenum == 3
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PropertyChanges { target: trailemitterelement; follow: "greenmissile"; shape: maskshape }
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PropertyChanges { target: backgroundpic; opacity: .5 }
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PropertyChanges { target: trailemitterelementtest
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testtext: "The particles should now be only emitted when they pass through the 'Qt' text.\n"+
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"Next, let's create small Qt missiles." }
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},
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State { name: "emittingashape"; when: statenum == 4
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PropertyChanges { target: trailemitterelement; follow: "greenmissile"; shape: basicshape
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emitHeight: 60; emitWidth: 60; emitRatePerParticle: 1500; emitShape: maskshape; maximumEmitted: 1500; lifeSpan: 50
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}
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PropertyChanges { target: trailemitterelementtest
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testtext: "The particles should now be Qt text shaped particles.\n"+
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"Advance to restart the test." }
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}
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]
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}
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