- Qt 5.15
- Qt Quick Demo - Maroon in Trouble
- Qt 5.15.19 Reference Documentation

# Qt Quick Demo - Maroon in Trouble

     /****************************************************************************
     **
     ** Copyright (C) 2017 The Qt Company Ltd.
     ** Contact: https://www.qt.io/licensing/
     **
     ** This file is part of the examples of the Qt Toolkit.
     **
     ** $QT_BEGIN_LICENSE:BSD$
     ** Commercial License Usage
     ** Licensees holding valid commercial Qt licenses may use this file in
     ** accordance with the commercial license agreement provided with the
     ** Software or, alternatively, in accordance with the terms contained in
     ** a written agreement between you and The Qt Company. For licensing terms
     ** and conditions see https://www.qt.io/terms-conditions. For further
     ** information use the contact form at https://www.qt.io/contact-us.
     **
     ** BSD License Usage
     ** Alternatively, you may use this file under the terms of the BSD license
     ** as follows:
     **
     ** "Redistribution and use in source and binary forms, with or without
     ** modification, are permitted provided that the following conditions are
     ** met:
     **   * Redistributions of source code must retain the above copyright
     **     notice, this list of conditions and the following disclaimer.
     **   * Redistributions in binary form must reproduce the above copyright
     **     notice, this list of conditions and the following disclaimer in
     **     the documentation and/or other materials provided with the
     **     distribution.
     **   * Neither the name of The Qt Company Ltd nor the names of its
     **     contributors may be used to endorse or promote products derived
     **     from this software without specific prior written permission.
     **
     **
     ** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     ** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
     ** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
     ** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
     ** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     ** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
     ** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     ** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     ** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     ** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     ** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
     **
     ** $QT_END_LICENSE$
     **
     ****************************************************************************/

     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 }
         }
     }