groupgoal.qml Example File | Qt Quick 5.12.11

- Qt 5.12
- Qt Quick
- Qt Quick Particles Examples - Affectors
- groupgoal.qml Example File
- Qt 5.12.11 Reference Documentation

# groupgoal.qml Example File

particles/affectors/content/groupgoal.qml

     /****************************************************************************
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     import QtQuick 2.0
     import QtQuick.Particles 2.0

     Rectangle {
         id: root
         width: 360
         height: 600
         color: "black"

         property int score: 0
         Text {
             color: "white"
             anchors.right: parent.right
             text: score
         }

         ParticleSystem {
             id: particles
             anchors.fill: parent
             // ![unlit]
             ParticleGroup {
                 name: "unlit"
                 duration: 1000
                 to: {"lighting":1, "unlit":99}
                 ImageParticle {
                     source: "../../images/particleA.png"
                     colorVariation: 0.1
                     color: "#2060160f"
                 }
                 GroupGoal {
                     whenCollidingWith: ["lit"]
                     goalState: "lighting"
                     jump: true
                 }
             }
             // ![unlit]
             // ![lighting]
             ParticleGroup {
                 name: "lighting"
                 duration: 100
                 to: {"lit":1}
             }
             // ![lighting]
             // ![lit]
             ParticleGroup {
                 name: "lit"
                 duration: 10000
                 onEntered: score++;
                 TrailEmitter {
                     id: fireballFlame
                     group: "flame"

                     emitRatePerParticle: 48
                     lifeSpan: 200
                     emitWidth: 8
                     emitHeight: 8

                     size: 24
                     sizeVariation: 8
                     endSize: 4
                 }

                 TrailEmitter {
                     id: fireballSmoke
                     group: "smoke"
             // ![lit]

                     emitRatePerParticle: 120
                     lifeSpan: 2000
                     emitWidth: 16
                     emitHeight: 16

                     velocity: PointDirection {yVariation: 16; xVariation: 16}
                     acceleration: PointDirection {y: -16}

                     size: 24
                     sizeVariation: 8
                     endSize: 8
                 }
             }

             ImageParticle {
                 id: smoke
                 anchors.fill: parent
                 groups: ["smoke"]
                 source: "qrc:///particleresources/glowdot.png"
                 colorVariation: 0
                 color: "#00111111"
             }
             ImageParticle {
                 id: pilot
                 anchors.fill: parent
                 groups: ["pilot"]
                 source: "qrc:///particleresources/glowdot.png"
                 redVariation: 0.01
                 blueVariation: 0.4
                 color: "#0010004f"
             }
             ImageParticle {
                 id: flame
                 anchors.fill: parent
                 groups: ["flame", "lit", "lighting"]
                 source: "../../images/particleA.png"
                 colorVariation: 0.1
                 color: "#00ff400f"
             }

             Emitter {
                 height: parent.height/2
                 emitRate: 4
                 lifeSpan: 4000//TODO: Infinite & kill zone
                 size: 24
                 sizeVariation: 4
                 velocity: PointDirection {x:120; xVariation: 80; yVariation: 50}
                 acceleration: PointDirection {y:120}
                 group: "unlit"
             }

             Emitter {
                 id: flamer
                 x: 100
                 y: 300
                 group: "pilot"
                 emitRate: 80
                 lifeSpan: 600
                 size: 24
                 sizeVariation: 2
                 endSize: 0
                 velocity: PointDirection { y:-100; yVariation: 4; xVariation: 4 }
                 // ![groupgoal-pilot]
                 GroupGoal {
                     groups: ["unlit"]
                     goalState: "lit"
                     jump: true
                     system: particles
                     x: -15
                     y: -55
                     height: 75
                     width: 30
                     shape: MaskShape {source: "../../images/matchmask.png"}
                 }
                 // ![groupgoal-pilot]
             }
             // ![groupgoal-ma]
             //Click to enflame
             GroupGoal {
                 groups: ["unlit"]
                 goalState: "lighting"
                 jump: true
                 enabled: ma.pressed
                 width: 18
                 height: 18
                 x: ma.mouseX - width/2
                 y: ma.mouseY - height/2
             }
             // ![groupgoal-ma]
             MouseArea {
                 id: ma
                 anchors.fill: parent
             }
         }
     }