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qtcanvas3d5-doc-5.12.2-2.mga7.noarch.rpm

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<h1 class="title">jsonmodels.qml Example File</h1>
<span class="subtitle">jsonmodels/qml/jsonmodels/jsonmodels.qml</span>
<!-- $$$jsonmodels/qml/jsonmodels/jsonmodels.qml-description -->
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  /****************************************************************************
  **
  ** Copyright (C) 2016 The Qt Company Ltd.
  ** Contact: https://www.qt.io/licensing/
  **
  ** This file is part of the QtCanvas3D module 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:
  **
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  ** 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.
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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
          }
      }
  }

</pre>
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