- Qt 6.4
- Qt Quick 3D
- Qt Quick 3D Examples and Tutorials
- Qt Quick 3D - HelloCube Example
- Qt Quick 3D | Commercial or GPLv3

# Qt Quick 3D - HelloCube Example

     // Copyright (C) 2019 The Qt Company Ltd.
     // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause

     import QtQuick
     import QtQuick3D

     Window {
         id: window
         width: 640
         height: 640
         visible: true
         color: "black"

         Item {
             id: qt_logo
             width: 230
             height: 230
             anchors.top: parent.top
             anchors.left: parent.left
             anchors.margins: 10

             layer.enabled: true

             Rectangle {
                 anchors.fill: parent
                 color: "black"
                 Image {
                     anchors.fill: parent
                     source: "qt_logo.png"
                 }
                 Text {
                     anchors.bottom: parent.bottom
                     anchors.left: parent.left
                     color: "white"
                     font.pixelSize: 17
                     text: qsTr("The Future is Written with Qt")
                 }

                 transform: Rotation {
                     id: rotation
                     origin.x: qt_logo.width / 2
                     origin.y: qt_logo.height / 2
                     axis { x: 1; y: 0; z: 0 }
                 }

                 PropertyAnimation {
                     id: flip1
                     target: rotation
                     property: "angle"
                     duration: 600
                     to: 180
                     from: 0
                 }
                 PropertyAnimation {
                     id: flip2
                     target: rotation
                     property: "angle"
                     duration: 600
                     to: 360
                     from: 180
                 }
             }
         }

         View3D {
             id: view
             anchors.fill: parent

             PerspectiveCamera {
                 position: Qt.vector3d(0, 200, 300)
                 eulerRotation.x: -30
             }

             DirectionalLight {
                 eulerRotation.x: -30
             }

             Model {
                 id: cube
                 source: "#Cube"
                 materials: DefaultMaterial {
                     diffuseMap: Texture {
                         sourceItem: qt_logo
                     }
                 }
                 eulerRotation.y: 90

                 Vector3dAnimation on eulerRotation {
                     loops: Animation.Infinite
                     duration: 5000
                     from: Qt.vector3d(0, 0, 0)
                     to: Qt.vector3d(360, 0, 360)
                 }
             }
         }

         MouseArea {
             id: mouseArea
             anchors.fill: qt_logo

             Text {
                 id: clickme
                 anchors.top: mouseArea.top
                 anchors.horizontalCenter: mouseArea.horizontalCenter
                 font.pixelSize: 17
                 text: "Click me!"
                 color: "white"

                 SequentialAnimation on color {
                     loops: Animation.Infinite
                     ColorAnimation { duration: 400; from: "white"; to: "black" }
                     ColorAnimation { duration: 400; from: "black"; to: "white" }
                 }

                 states: [
                     State {
                         name: "flipped";
                         AnchorChanges {
                             target: clickme
                             anchors.top: undefined
                             anchors.bottom: mouseArea.bottom
                         }
                     }
                 ]
             }

             onClicked: {
                 if (clickme.state == "flipped") {
                     clickme.state = "";
                     flip2.start();
                 } else {
                     clickme.state = "flipped";
                     flip1.start();
                 }
             }
         }
     }