Qt 5.7 | Qt Sensors | Qt Sensors - ShakeIt QML Example | shakeit.qml Example File

Qt 5.7.1 Reference Documentation

# shakeit.qml Example File

shakeit/shakeit.qml

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      import QtQuick 2.0
      import QtSensors 5.0
      import QtMultimedia 5.0

      Rectangle {
          id: window
          width: 320
          height: 480

          state: "default"

          Audio {
              id :phone
              source: "audio/phone.wav" //mono
          }
          Audio {
              id :loopy2a_mono
              source: "audio/loopy2a_mono.wav" //mono
          }

          Text {
              id: label
              text: qsTr("Shake to rotate triangles")
              y: parent.height / 4
              anchors.horizontalCenter: parent.horizontalCenter
          }
          Image {
              id: triangle1
              smooth: true
              source: "content/triangle.png"
              x: parent.width / 2 - (triangle1.width / 2)
              y: parent.height / 2 - (triangle1.height);
              Behavior on x { SmoothedAnimation { velocity: 200 } }
              Behavior on y { SmoothedAnimation { velocity: 200 } }
              transform: Rotation {
                   id: myRot
              }
          }
          Image {
              id: triangle2
              smooth: true
              source: "content/triangle2.png"
              x: parent.width / 2 - (triangle1.width + triangle2.width / 2)
              y: parent.height / 2 + (triangle2.height / 2);
              Behavior on x { SmoothedAnimation { velocity: 200 } }
              Behavior on y { SmoothedAnimation { velocity: 200 } }
          }
          Image {
              id: triangle3
              smooth: true
              source: "content/triangle3.png"
              x: parent.width / 2 + (triangle1.width / 2)
              y: parent.height / 2 + (triangle3.height / 2);

              Behavior on x { SmoothedAnimation { velocity: 200 } }
              Behavior on y { SmoothedAnimation { velocity: 200 } }
          }

          states: [
              State {
                  name: "rotated"
                  PropertyChanges { target: triangle1; rotation: 180 }
                  PropertyChanges { target: triangle2; rotation: 90 }
                  PropertyChanges { target: triangle3; rotation: 270 }
              },
              State {
                  name: "default"
                  PropertyChanges { target: triangle1; rotation: 0;
                      x: parent.width / 2 - (triangle1.width / 2)
                      y: parent.height / 2 - (triangle1.height);
                  }
                  PropertyChanges { target: triangle2; rotation: 0;
                      x: parent.width / 2 - (triangle1.width + triangle2.width / 2)
                      y: parent.height / 2 + (triangle2.height / 2);
                  }
                  PropertyChanges { target: triangle3; rotation: 0;
                      x: parent.width / 2 + (triangle1.width / 2)
                      y: parent.height / 2 + (triangle3.height / 2);
                  }
              },
              State {
                  name: "whipped"
                  PropertyChanges { target: triangle1; rotation: 0; x:0; }
                  PropertyChanges { target: triangle2; rotation: 0; x:0; y:triangle1.x + triangle1.height; }
                  PropertyChanges { target: triangle3; rotation: 0; x:0;
                      y: triangle2.y + triangle2.height; }
              },
              State {
                  name: "twistedR"
                  PropertyChanges { target: triangle1; rotation: 270;
                      x:window.width - triangle1.width;
                  }
                  PropertyChanges { target: triangle2; rotation: 180;
                      x:window.width - triangle2.width;
                  }
                  PropertyChanges { target: triangle3; rotation: 90;
                      x:window.width - triangle3.width;
                      y:triangle2.y + triangle2.height;
                  }
              },
              State {
                  name: "twistedL"
                  PropertyChanges { target: triangle1; rotation: 270;
                      x:0;
                  }
                  PropertyChanges { target: triangle2; rotation: 180;
                      x:0;
                  }
                  PropertyChanges { target: triangle3; rotation: 90;
                      x:0;
                      y:triangle2.y + triangle2.height;
                  }
              },
              State {
                  name: "covered"
                  PropertyChanges { target: triangle1; rotation: 0;
                      x: window.width / 3 - triangle1.width / 2;
                      y: window.height - triangle1.height;
                  }
                  PropertyChanges { target: triangle2; rotation: 0;
                      x: window.width / 2 - triangle2.width / 2; // middle
                      y: window.height - triangle2.height;
                  }
                  PropertyChanges { target: triangle3; rotation: 0;
                      x: (window.width / 3 + window.width / 3) - triangle3.width / 2;
                      y: window.height - triangle3.height;
                  }
              },
              State {
                  name: "hovered"
                  PropertyChanges { target: triangle1; rotation: 90;
                      x: window.width / 3 - triangle1.width / 2;
                      y: triangle1.height;
                  }
                  PropertyChanges { target: triangle2; rotation: 270;
                      x: window.width / 2 - triangle2.width / 2; // middle
                      y: triangle2.height;
                  }
                  PropertyChanges { target: triangle3; rotation: 195;
                      x: (window.width / 3 + window.width / 3) - triangle3.width / 2;
                      y: triangle3.height
                  }
              },
              State {
                  name :"slammed"
                  PropertyChanges { target: triangle1; rotation: 0;
                      x: 0;
                      y: 0 + 30
                  }
                  PropertyChanges { target: triangle2; rotation: 0;
                      x: window.width - triangle2.width;
                      y: 0 + 30
                      ;}
                  PropertyChanges { target: triangle3; rotation: 0;
                      x: window.width / 2 - triangle3.width / 2;
                      y:window.height - triangle3.height;
                  }
              },
              State {
                  name: "doubletapped"
                  PropertyChanges { target: triangle1; rotation: 114;
                       transformOrigin: Item.BottomLeft
                  }
                  PropertyChanges { target: triangle2; rotation: 120;
                      transformOrigin: Item.BottomLeft
                  }
              }
          ]

          transitions: [
              Transition {

              ParallelAnimation {
                  NumberAnimation { properties: "x,y"; easing.type: Easing.OutBounce;duration: 2000; }
                  RotationAnimation { id: t1Rotation; target: triangle1; duration: 1000;
                      direction: RotationAnimation.Clockwise }
                  RotationAnimation { id: t2Rotation; target: triangle2; duration: 2000;
                      direction: RotationAnimation.Counterclockwise }
                  RotationAnimation { id: t3Rotation; target: triangle3; duration: 2000;
                      direction: RotationAnimation.Clockwise }
              }

          }, Transition {
                  to: "slammed"
                  SequentialAnimation {
                      NumberAnimation { properties: "x"; easing.type: Easing.OutBounce;duration: 500; }

                  }
              }, Transition {
                  to: "doubletapped"
                  SequentialAnimation {
                      PropertyAction { target: triangle1; property: "transformOrigin" }
                      PropertyAction { target: triangle2; property: "transformOrigin" }
                      NumberAnimation {  target: triangle1; properties: "rotation"; easing.type: Easing.OutBounce;duration: 500; }
                      NumberAnimation {  target: triangle2; properties: "rotation"; easing.type: Easing.OutBounce;duration: 1500; }
                  }
              }, Transition {
                  from: "doubletapped"
                  SequentialAnimation {
                      NumberAnimation { properties: "rotation"; easing.type: Easing.OutBounce;duration: 1500; }
                      PropertyAction { target: triangle1; property: "transformOrigin" }
                      PropertyAction { target: triangle2; property: "transformOrigin" }
                  }
              }
          ]

          SensorGesture {
              id: sensorGesture
              enabled: true
              gestures : ["QtSensors.shake", "QtSensors.whip", "QtSensors.twist", "QtSensors.cover",
                  "QtSensors.hover", "QtSensors.turnover", "QtSensors.pickup", "QtSensors.slam" , "QtSensors.doubletap"]
              onDetected:{
                  console.debug(gesture)
                  label.text = gesture

                  if (gesture == "shake") {
                      window.state == "rotated" ? window.state = "default" : window.state = "rotated"
                      timer.start()
                  }
                  if (gesture == "whip") {
                      window.state == "whipped" ? window.state = "default" : window.state = "whipped"
                      timer.start()
                  }
                  if (gesture == "twistRight") {
                      window.state == "twistedR" ? window.state = "default" : window.state = "twistedR"
                      timer.start()
                  }
                  if (gesture == "twistLeft") {
                      window.state == "twistedL" ? window.state = "default" : window.state = "twistedL"
                      timer.start()
                  }
                  if (gesture == "cover") {
                      window.state == "covered" ? window.state = "default" : window.state = "covered"
                      timer.start()
                  }
                  if (gesture == "hover") {
                      window.state == "hovered" ? window.state = "default" : window.state = "hovered"
                      timer.start()
                  }
                  if (gesture == "turnover") {
                      window.state = "default"
                      loopy2a_mono.play();
                      timer.start()
                  }
                  if (gesture == "pickup") {
                      window.state = "default"
                      phone.play()
                      timer.start()
                  }
                  if (gesture == "slam") {
                      window.state == "slammed" ? window.state = "default" : window.state = "slammed"
                      timer.start()
                  }
                  if (gesture == "doubletap") {
                      window.state == "doubletapped" ? window.state = "default" : window.state = "doubletapped"
                      timer.start()
                  }
              }
          }
          Timer {
              id: timer
              running: false
              repeat: false
              interval: 3000
              onTriggered: {
                  console.log("timer triggered")
                  window.state = "default"
                  label.text = "Try another gesture"
              }
          }
      }