gravity.qml Example File | Qt Quick 5.12.8

- Qt 5.12
- Qt Quick
- Qt Quick Particles Examples - Affectors
- gravity.qml Example File
- Qt 5.12.8 Reference Documentation

# gravity.qml Example File

particles/affectors/content/gravity.qml

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     import QtQuick 2.0
     import QtQuick.Particles 2.0

     Item {
         id: window
         width: 320; height: 480
         Rectangle {
             id: sky
             anchors.fill: parent
             gradient: Gradient {
                 GradientStop {
                     position: 0.0
                     color: "DeepSkyBlue"
                 }
                 GradientStop {
                     position: 1.0
                     color: "SkyBlue"
                 }
             }
         }

         Rectangle {
             id: ground
             width: parent.height * 2
             height: parent.height
             y: parent.height/2
             x: parent.width/2 - parent.height
             transformOrigin: Item.Top
             rotation: 0
             gradient: Gradient {
                 GradientStop { position: 0.0; color: "ForestGreen"; }
                 GradientStop { position: 1.0; color: "DarkGreen"; }
             }
         }

         MouseArea {
             anchors.fill: parent
             onPositionChanged: {
                 var rot = Math.atan2(mouseY - window.height/2,mouseX - window.width/2) * 180/Math.PI;
                 ground.rotation = rot;
             }
         }

         ParticleSystem { id: sys }
         Gravity {
             system: sys
             magnitude: 32
             angle: ground.rotation + 90
         }
         Emitter {
             system: sys
             anchors.centerIn: parent
             emitRate: 1
             lifeSpan: 10000
             size: 64
         }
         ImageParticle {
             anchors.fill: parent
             system: sys
             source: "../../images/realLeaf1.png"
         }

     }