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Flappy Bird Game

 import Felgo 4.0
 import QtQuick 2.0

 EntityBase {
   id: pipeElement
   width: spriteUpperPipe.width
   height: spriteUpperPipe.height+pipeGateway+spriteBottomPipe.height

   property int pipeGateway: 90
   property int variationDistance: 70
   property double delay: 0

   MultiResolutionImage {
     id: spriteUpperPipe
     source: Qt.resolvedUrl("../../assets/img/pipe_green.png")
     mirrorY: true
   }

   BoxCollider {
     id: collider
     width: spriteUpperPipe.width
     height: spriteUpperPipe.height
     anchors.centerIn: spriteUpperPipe
     bodyType: Body.Static
     collisionTestingOnlyMode: true
     fixture.onBeginContact: (other, contactNormal) => {
       player.gameOver()
     }
   }

   BoxCollider {
     width: 10
     height: pipeGateway
     y: spriteBottomPipe.height
     x: spriteBottomPipe.width/2
     bodyType: Body.Static
     collisionTestingOnlyMode: true
     fixture.onBeginContact: (other, contactNormal) => {
       gameScene.score++

       audioManager.play(audioManager.idPOINT)
     }
   }

   MultiResolutionImage {
     id: spriteBottomPipe
     y: height+pipeGateway
     source: Qt.resolvedUrl("../../assets/img/pipe_green.png")
   }

   BoxCollider {
     id: colliderBottomPipe
     width: spriteBottomPipe.width
     height: spriteBottomPipe.height
     anchors.centerIn: spriteBottomPipe
     bodyType: Body.Static
     collisionTestingOnlyMode: true
     fixture.onBeginContact: (other, contactNormal) => {
       player.gameOver()
     }
   }

   MovementAnimation {
     id: animation
     target: parent
     property: "x"
     velocity: -150
     running: false
     minPropertyValue: scene.gameWindowAnchorItem.x-pipeElement.width*1.5
     onLimitReached: {
       reset()
     }
   }

   function generateRandomValueBetween(minimum, maximum) {
     return Math.random()*(maximum-minimum) + minimum
   }

   function reset() {
     pipeElement.x = scene.gameWindowAnchorItem.width+pipeElement.width/2
     pipeElement.y = generateRandomValueBetween(-variationDistance, variationDistance)-scene.height/3
   }

   function start() {
     delayTimer.restart()
   }

   function stop() {
     animation.stop()
     delayTimer.stop()
   }

   Timer {
     id: delayTimer
     interval: delay*1000
     repeat: false
     onTriggered: {
       animation.start()
     }
   }

   Component.onCompleted: {