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-/****************************************************************************
- **
- ** 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 QtAudioEngine 1.0
-import QtQuick 2.0
-import "content"
-
-Rectangle {
- color:"white"
- id: root
- width: 300
- height: 500
- property int radius : 100
- property real twoPi : Math.PI + Math.PI
-
- MyAudioEngine {
- id:audioEngine
- listener.position : Qt.vector3d(observer.x, observer.y, 0);
- }
-
- Item {
- id: circle
- x: root.width / 2
- y: root.height / 2
- property real percent: 0
- SequentialAnimation on percent {
- id: circleAnim1
- loops: Animation.Infinite
- running: true
- NumberAnimation {
- duration: 12000
- from: 0
- to: 1
- }
-
- }
- }
-
- Item {
- id: holder
- x: circle.x - Math.sin(circle.percent * root.twoPi) * root.radius - 50
- y: circle.y + Math.cos(circle.percent * root.twoPi) * root.radius + 50
- }
-
- Rectangle {
- color:"green"
- id: observer
- width: 16
- height: 16
- x: circle.x - width / 2
- y: circle.y - height / 2
- }
- Rectangle {
- color:"red"
- id: starship
- width: 32
- height: 32
- x: holder.x - width / 2
- y: holder.y - height / 2
- }
- MouseArea {
- anchors.fill: parent
- onClicked: {
- audioEngine.sounds["effects"].play(Qt.vector3d(holder.x, holder.y, 0));
- }
- }
-
- SoundInstance {
- id: shipSound
- engine:audioEngine
- sound:"shipengine"
- position: Qt.vector3d(holder.x, holder.y, 0)
- direction: {
- var a = (starship.rotation / 360) * root.twoPi;
- return Qt.vector3d(Math.sin(a), -Math.cos(a), 0);
- }
- velocity: {
- var speed = root.twoPi * root.radius / 4;
- return shipSound.direction.times(speed);
- }
-
- Component.onCompleted: shipSound.play()
- }
-
- //Category Volume Control
- Rectangle {
- property variant volumeCtrl: audioEngine.categories["sfx"];
- id: volumeBar
- x: 10
- y: 10
- width: 280
- height: 22
- color: "darkgray"
- Rectangle {
- id: volumeTracker
- x: 0
- y: 0
- width: volumeBar.volumeCtrl.volume * parent.width;
- height: parent.height
- color: "lightgreen"
- }
- Text {
- text: " volume:" + Math.round(volumeBar.volumeCtrl.volume * 100) +"%";
- font.pointSize: 16;
- font.italic: true;
- color: "black"
- anchors.fill: parent
- }
-
- MouseArea {
- anchors.fill: parent
- property bool m:false
- onPressed: {
- m = true;
- updateVolume(mouse);
- }
- onReleased: {
- m = false;
- }
-
- onPositionChanged: {
- if (m) {
- updateVolume(mouse);
- }
- }
- function updateVolume(mouse) {
- volumeBar.volumeCtrl.volume = Math.min(1, Math.max(0, mouse.x / (volumeBar.width - 1)));
- }
- }
- }
-
- //Information display
- Item {
- x:10
- y:32
- Text {
- text: " [live instances] = " + audioEngine.liveInstances;
- font.pointSize: 14;
- font.italic: true;
- color: "black"
- anchors.fill: parent
- }
- }
-
- Item {
- x:10
- y:60
- Text {
- text: " [loading]=" + (audioEngine.loading ? "true" : "false");
- font.pointSize: 16;
- font.italic: true;
- color: "black"
- anchors.fill: parent
- }
- }
-}