planets.qml Example File

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 import QtQuick 2.0
 import QtCanvas3D 1.0

 import "planets.js" as GLCode

 Item {
     id: mainview
     width: 1280
     height: 768
     visible: true
     property int focusedPlanet: 100
     property int oldPlanet: 0
     property real xLookAtOffset: 0
     property real yLookAtOffset: 0
     property real zLookAtOffset: 0
     property real xCameraOffset: 0
     property real yCameraOffset: 0
     property real zCameraOffset: 0
     property real cameraNear: 0
     property int sliderLength: (width < height) ? width / 2 : height / 2
     property real textSize: (sliderLength < 320) ? (sliderLength / 20) : 16
     property real planetButtonSize: (height < 768) ? (height / 11) : 70

     NumberAnimation {
         id: lookAtOffsetAnimation
         target: mainview
         properties: "xLookAtOffset, yLookAtOffset, zLookAtOffset"
         to: 0
         easing.type: Easing.InOutQuint
         duration: 1250
     }

     NumberAnimation {
         id: cameraOffsetAnimation
         target: mainview
         properties: "xCameraOffset, yCameraOffset, zCameraOffset"
         to: 0
         easing.type: Easing.InOutQuint
         duration: 2500
     }

     Behavior on cameraNear {
         PropertyAnimation {
             easing.type: Easing.InOutQuint
             duration: 2500
         }
     }
     onFocusedPlanetChanged: {
         if (focusedPlanet == 100) {
             info.opacity = 0;
             updatePlanetInfo();
         } else {
             updatePlanetInfo();
             info.opacity = 0.5;
         }

         GLCode.prepareFocusedPlanetAnimation();

         lookAtOffsetAnimation.restart();
         cameraOffsetAnimation.restart();
     }
     Canvas3D {
         id: canvas3d
         anchors.fill: parent
         onInitializeGL: {
             GLCode.initializeGL(canvas3d, eventSource, mainview);
         }
         onPaintGL: {
             GLCode.paintGL(canvas3d);
             fpsDisplay.fps = canvas3d.fps;
         }

         onResizeGL: {
             GLCode.onResizeGL(canvas3d);
         }
         ControlEventSource {
             anchors.fill: parent
             focus: true
             id: eventSource
         }
     }
     ListModel {
         id: planetModel

         ListElement {
             name: "Sun"
             radius: "109 x Earth"
             temperature: "5 778 K"
             orbitalPeriod: ""
             distance: ""
             planetImageSource: "images/sun.png"
             planetNumber: 0
         }
         ListElement {
             name: "Mercury"
             radius: "0.3829 x Earth"
             temperature: "80-700 K"
             orbitalPeriod: "87.969 d"
             distance: "0.387 098 AU"
             planetImageSource: "images/mercury.png"
             planetNumber: 1
         }
         ListElement {
             name: "Venus"
             radius: "0.9499 x Earth"
             temperature: "737 K"
             orbitalPeriod: "224.701 d"
             distance: "0.723 327 AU"
             planetImageSource: "images/venus.png"
             planetNumber: 2
         }
         ListElement {
             name: "Earth"
             radius: "6 378.1 km"
             temperature: "184-330 K"
             orbitalPeriod: "365.256 d"
             distance: "149598261 km (1 AU)"
             planetImageSource: "images/earth.png"
             planetNumber: 3
         }
         ListElement {
             name: "Mars"
             radius: "0.533 x Earth"
             temperature: "130-308 K"
             orbitalPeriod: "686.971 d"
             distance: "1.523679 AU"
             planetImageSource: "images/mars.png"
             planetNumber: 4
         }
         ListElement {
             name: "Jupiter"
             radius: "11.209 x Earth"
             temperature: "112-165 K"
             orbitalPeriod: "4332.59 d"
             distance: "5.204267 AU"
             planetImageSource: "images/jupiter.png"
             planetNumber: 5
         }
         ListElement {
             name: "Saturn"
             radius: "9.4492 x Earth"
             temperature: "84-134 K"
             orbitalPeriod: "10759.22 d"
             distance: "9.5820172 AU"
             planetImageSource: "images/saturn.png"
             planetNumber: 6
         }
         ListElement {
             name: "Uranus"
             radius: "4.007 x Earth"
             temperature: "49-76 K"
             orbitalPeriod: "30687.15 d"
             distance: "19.189253 AU"
             planetImageSource: "images/uranus.png"
             planetNumber: 7
         }
         ListElement {
             name: "Neptune"
             radius: "3.883 x Earth"
             temperature: "55-72 K"
             orbitalPeriod: "60190.03 d"
             distance: "30.070900 AU"
             planetImageSource: "images/neptune.png"
             planetNumber: 8
         }
         ListElement {
             name: "Solar System"
             planetImageSource: ""
             planetNumber: 100 // Defaults to solar system
         }
     }

     Component {
         id: planetButtonDelegate
         PlanetButton {
             source: planetImageSource
             text: name
             focusPlanet: planetNumber
             planetSelector: mainview
             buttonSize: planetButtonSize
             fontSize: textSize
         }
     }

     ListView {
         id: planetButtonView
         anchors.top: parent.top
         anchors.right: parent.right
         anchors.bottom: parent.bottom
         anchors.rightMargin: planetButtonSize / 5
         anchors.bottomMargin: planetButtonSize / 7
         spacing: planetButtonSize / 7
         width: planetButtonSize * 1.4
         interactive: false
         model: planetModel
         delegate: planetButtonDelegate
     }

     InfoSheet {
         id: info
         width: 400
         anchors.right: planetButtonView.left
         anchors.rightMargin: 10
         opacity: 0.5

         // Set initial information for Solar System
         planet: "Solar System"
         exampleDetails: "This example shows a 3D model of the Solar</p>" +
                         "<p>System comprised of the Sun and the eight</p>" +
                         "<p>planets orbiting the Sun.</p></br>" +
                         "<p>The example is implemented using QtCanvas3D,</p>" +
                         "<p>three.js and _RingGeometry() method from</p>" +
                         "<p>threex.planets extension.</p></br>" +
                         "<p>The textures and images used in the example</p>" +
                         "<p>are Copyright (c) by James Hastings-Trew,</p>" +
                         "<a href=\"http://planetpixelemporium.com/planets.html\">" +
                         "http://planetpixelemporium.com/planets.html</a>"
     }

     function updatePlanetInfo() {

         info.width = 200;

         if (focusedPlanet !== 100) {
             info.planet = planetModel.get(focusedPlanet).name
             info.radius = planetModel.get(focusedPlanet).radius
             info.temperature = planetModel.get(focusedPlanet).temperature
             info.orbitalPeriod = planetModel.get(focusedPlanet).orbitalPeriod
             info.distance = planetModel.get(focusedPlanet).distance
         }
     }

     StyledSlider {
         id: speedSlider
         anchors.top: parent.top
         anchors.topMargin: 10
         anchors.horizontalCenter: parent.horizontalCenter
         width: sliderLength
         value: 0.2
         minimumValue: 0
         maximumValue: 1
         onValueChanged: GLCode.onSpeedChanged(value);
     }
     Text {
         anchors.right: speedSlider.left
         anchors.verticalCenter: speedSlider.verticalCenter
         anchors.rightMargin: 10
         font.family: "Helvetica"
         font.pixelSize: textSize
         font.weight: Font.Light
         color: "white"
         text: "Rotation Speed"
     }

     StyledSlider {
         id: scaleSlider
         anchors.bottom: parent.bottom
         anchors.bottomMargin: 10
         anchors.horizontalCenter: parent.horizontalCenter
         width: sliderLength
         value: 1200
         minimumValue: 1
         maximumValue: 2000
         onValueChanged: GLCode.setScale(value);
     }
     Text {
         anchors.right: scaleSlider.left
         anchors.verticalCenter: scaleSlider.verticalCenter
         anchors.rightMargin: 10
         font.family: "Helvetica"
         font.pixelSize: textSize
         font.weight: Font.Light
         color: "white"
         text: "Planet Size"
     }

     StyledSlider {
         id: distanceSlider
         anchors.left: parent.left
         anchors.leftMargin: 10
         anchors.verticalCenter: parent.verticalCenter
         orientation: Qt.Vertical
         height: sliderLength
         value: 1
         minimumValue: 1
         maximumValue: 2
         onValueChanged: GLCode.setCameraDistance(value);
     }
     Text {
         y: distanceSlider.y + distanceSlider.height + width + 10
         x: distanceSlider.x + 30 - textSize
         transform: Rotation {
             origin.x: 0;
             origin.y: 0;
             angle: -90
         }
         font.family: "Helvetica"
         font.pixelSize: textSize
         font.weight: Font.Light
         color: "white"
         text: "Viewing Distance"
     }

     // FPS display, initially hidden, clicking will show it
     FpsDisplay {
         id: fpsDisplay
         anchors.left: parent.left
         anchors.top: parent.top
         width: 32
         height: 64
         hidden: true
     }
 }