jsonmodels.qml Example File

jsonmodels/qml/jsonmodels/jsonmodels.qml
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 ** This file is part of the QtCanvas3D module of the Qt Toolkit.
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 import QtQuick 2.2
 import QtQuick.Window 2.1
 import QtCanvas3D 1.0
 import QtQuick.Controls 1.1
 import QtQuick.Layouts 1.1

 import "jsonmodels.js" as GLCode

 Window {
     visible: true
     width: 1200
     height: 900
     color: "#e6e6e6"

     property int previousY: 0
     property int previousX: 0

     Rectangle {
         id: valuePanel
         width: 150
         height: 100
         anchors.left: parent.left
         anchors.top: parent.top
         opacity: 0.3
         border.color: "black"
         border.width: 2
         radius: 5
         z: 1
     }
     ColumnLayout {
         width: valuePanel.width
         height: valuePanel.height
         x: 10
         z: 2
         Label {
             font.pixelSize: 20
             text: "x angle: " + angle
             readonly property int angle: canvas3d.xRot
         }
         Label {
             font.pixelSize: 20
             text: "y angle: " + angle
             readonly property int angle: canvas3d.yRot
         }
         Label {
             font.pixelSize: 20
             text: "distance: " + distance
             readonly property int distance: canvas3d.distance * 10
         }
     }

     ColumnLayout {
         anchors.fill: parent
         RowLayout {
             Layout.fillHeight: true
             Layout.fillWidth: true
             Canvas3D {
                 id: canvas3d
                 Layout.fillHeight: true
                 Layout.fillWidth: true
                 property double xRot: 0.0
                 property double yRot: 45.0
                 property double distance: 2.0
                 property double itemSize: 1.0
                 property double lightX: 0.0
                 property double lightY: 45.0
                 property double lightDistance: 2.0
                 property bool animatingLight: false
                 property bool animatingCamera: false
                 property bool drawWireframe: false

                 onInitializeGL: {
                     GLCode.initializeGL(canvas3d);
                 }

                 onPaintGL: {
                     GLCode.paintGL(canvas3d);
                 }

                 onResizeGL: {
                     GLCode.resizeGL(canvas3d);
                 }

                 MouseArea {
                     anchors.fill: parent
                     onMouseXChanged: {
                         // Do not rotate if we don't have previous value
                         if (previousY !== 0)
                             canvas3d.yRot += mouseY - previousY
                         previousY = mouseY
                         // Limit the rotation to -90...90 degrees
                         if (canvas3d.yRot > 90)
                             canvas3d.yRot = 90
                         if (canvas3d.yRot < -90)
                             canvas3d.yRot = -90
                     }
                     onMouseYChanged: {
                         // Do not rotate if we don't have previous value
                         if (previousX !== 0)
                             canvas3d.xRot += mouseX - previousX
                         previousX = mouseX
                         // Wrap the rotation around
                         if (canvas3d.xRot > 180)
                             canvas3d.xRot -= 360
                         if (canvas3d.xRot < -180)
                             canvas3d.xRot += 360
                     }
                     onReleased: {
                         // Reset previous mouse positions to avoid rotation jumping
                         previousX = 0
                         previousY = 0
                     }
                     onWheel: {
                         canvas3d.distance -= wheel.angleDelta.y / 1000.0
                         // Limit the distance to 0.5...10
                         if (canvas3d.distance < 0.5)
                             canvas3d.distance = 0.5
                         if (canvas3d.distance > 10)
                             canvas3d.distance = 10
                     }
                 }
             }
         }
         RowLayout {
             Layout.fillWidth: true
             Button {
                 id: lightButton
                 Layout.fillWidth: true
                 text: "Animate Light"
                 checkable: true
                 onCheckedChanged: canvas3d.animatingLight = checked
             }
             Button {
                 id: cameraButton
                 Layout.fillWidth: true
                 text: "Animate Camera"
                 checkable: true
                 onCheckedChanged: canvas3d.animatingCamera = checked
             }
             Button {
                 id: drawButton
                 Layout.fillWidth: true
                 text: "Wireframe"
                 checkable: true
                 onCheckedChanged: canvas3d.drawWireframe = checked
             }
             Button {
                 Layout.fillWidth: true
                 text: "Reset"
                 onClicked: {
                     canvas3d.xRot = 0.0
                     canvas3d.yRot = 45.0
                     canvas3d.distance = 2.0
                     canvas3d.itemSize = 1.0
                     canvas3d.lightX = 0.0
                     canvas3d.lightY = 45.0
                     canvas3d.lightDistance = 2.0
                     lightButton.checked = false
                     cameraButton.checked = false
                     drawButton.checked = false
                 }
             }
             Button {
                 Layout.fillWidth: true
                 text: "Quit"
                 onClicked: Qt.quit()
             }
         }
     }

     SequentialAnimation {
         loops: Animation.Infinite
         running: canvas3d.animatingLight
         NumberAnimation {
             target: canvas3d
             property: "lightX"
             from: 0.0
             to: 360.0
             duration: 5000
         }
     }

     SequentialAnimation {
         loops: Animation.Infinite
         running: canvas3d.animatingLight
         NumberAnimation {
             target: canvas3d
             property: "lightY"
             from: 0.0
             to: 90.0
             duration: 10000
         }
         NumberAnimation {
             target: canvas3d
             property: "lightY"
             from: 90.0
             to: 0.0
             duration: 10000
         }
     }

     SequentialAnimation {
         loops: Animation.Infinite
         running: canvas3d.animatingLight
         NumberAnimation {
             target: canvas3d
             property: "lightDistance"
             from: 10.0
             to: 0.5
             duration: 30000
         }
         NumberAnimation {
             target: canvas3d
             property: "lightDistance"
             from: 0.5
             to: 10.0
             duration: 30000
         }
     }

     SequentialAnimation {
         loops: Animation.Infinite
         running: canvas3d.animatingCamera
         NumberAnimation {
             target: canvas3d
             property: "xRot"
             from: -180.0
             to: 180.0
             duration: 5000
             easing.type: Easing.InOutSine
         }
         NumberAnimation {
             target: canvas3d
             property: "xRot"
             from: 180.0
             to: -180.0
             duration: 5000
             easing.type: Easing.InOutSine
         }
     }

     SequentialAnimation {
         loops: Animation.Infinite
         running: canvas3d.animatingCamera
         NumberAnimation {
             target: canvas3d
             property: "yRot"
             from: 0.0
             to: 90.0
             duration: 10000
             easing.type: Easing.InOutSine
         }
         NumberAnimation {
             target: canvas3d
             property: "yRot"
             from: 90.0
             to: 0.0
             duration: 10000
             easing.type: Easing.InOutSine
         }
     }

     SequentialAnimation {
         loops: Animation.Infinite
         running: canvas3d.animatingCamera
         NumberAnimation {
             target: canvas3d
             property: "distance"
             from: 10.0
             to: 0.5
             duration: 30000
             easing.type: Easing.InOutSine
         }
         NumberAnimation {
             target: canvas3d
             property: "distance"
             from: 0.5
             to: 10.0
             duration: 30000
             easing.type: Easing.InOutSine
         }
     }
 }