Qt Quick Demo - Maroon in Trouble

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

 TowerBase {
     id: container
     hp: 2
     range: 6
     damage: 0 // By projectile
     rof: 40
     income: 0
     property var targetMob
     property real realDamage: 1
     function fire() {
         proj.x = 32 - proj.width / 2
         proj.y = 0
         targetMob = Logic.gameState.mobs[col][0]
         projAnim.to = targetMob.y - container.y -10
         projAnim.start()
         shootSound.play()
         sprite.jumpTo("shoot")
     }

     Image {
         id: proj
         y: 1000
         SequentialAnimation on y {
             id: projAnim
             running: false
             property real to: 1000
             SmoothedAnimation {
                 to: projAnim.to
                 velocity: 400
             }
             ScriptAction {
                 script: {
                     if (targetMob && targetMob.hit) {
                         targetMob.hit(realDamage)
                         targetMob.inked()
                         projSound.play()
                     }
                 }
             }
             PropertyAction {
                 value: 1000;
             }
         }
         source: "../gfx/projectile.png"
     }

     SoundEffect {
         id: shootSound
         source: "../audio/shooter-action.wav"
     }
     SoundEffect {
         id: projSound
         source: "../audio/projectile-action.wav"
     }

     SpriteSequence {
         id: sprite
         width: 64
         height: 64
         interpolate: false
         goalSprite: ""

         Sprite {
             name: "idle"
             source: "../gfx/shooter-idle.png"
             frameCount: 4
             frameDuration: 250
         }

         Sprite {
             name: "shoot"
             source: "../gfx/shooter-action.png"
             frameCount: 5
             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 }
         }
     }
 }