Qt Quick Demo - Maroon in Trouble

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 import QtQuick 2.0
 import "../logic.js" as Logic
 import ".."

 TowerBase {
     id: container
     rof: 160
     income: 5
     SpriteSequence {
         id: sprite
         width: 64
         height: 64
         interpolate: false
         goalSprite: ""

         Sprite {
             name: "idle"
             source: "../gfx/factory-idle.png"
             frameCount: 4
             frameDuration: 200
         }

         Sprite {
             name: "action"
             source: "../gfx/factory-action.png"
             frameCount: 4
             frameDuration: 90
             to: { "idle" : 1 }
         }

         SequentialAnimation on x {
             loops: Animation.Infinite
             NumberAnimation { from: x; to: x + 4; duration: 900; easing.type: Easing.InOutQuad }
             NumberAnimation { from: x + 4; to: x; duration: 900; easing.type: Easing.InOutQuad }
         }
         SequentialAnimation on y {
             loops: Animation.Infinite
             NumberAnimation { from: y; to: y - 4; duration: 900; easing.type: Easing.InOutQuad }
             NumberAnimation { from: y - 4; to: y; duration: 900; easing.type: Easing.InOutQuad }
         }
     }

     SoundEffect {
         id: actionSound
         source: "../audio/factory-action.wav"
     }

     function fire() {
         actionSound.play()
         sprite.jumpTo("action")
         coinLaunch.start()
     }

     function spawn() {
         coin.target = Logic.gameState.mapToItem(container, 240, -32)
     }

     Image {
         id: coin
         property var target: { "x" : 0, "y" : 0 }
         source: "../gfx/currency.png"
         visible: false
     }

     SequentialAnimation {
         id: coinLaunch
         PropertyAction { target: coin; property: "visible"; value: true }
         ParallelAnimation {
             NumberAnimation { target: coin; property: "x"; from: 16; to: coin.target.x }
             NumberAnimation { target: coin; property: "y"; from: 16; to: coin.target.y }
         }
         PropertyAction { target: coin; property: "visible"; value: false }
     }
 }