1 files changed, 68 insertions, 0 deletions
diff --git a/basicsuite/Sensors/Accelbubble.qml b/basicsuite/Sensors/Accelbubble.qml
new file mode 100644
index 0000000..c5b75ad
--- /dev/null
+++ b/basicsuite/Sensors/Accelbubble.qml
@@ -0,0 +1,68 @@
+import QtQuick 2.0
+import QtSensors 5.0
+
+Item {
+    Rectangle {
+        id: field
+        color: "lightblue"
+        border.width: 1
+        border.color: "darkblue"
+        width: parent.width
+        height: parent.height
+        Accelerometer {
+            id: accel
+            active:true
+            onReadingChanged: {
+                var newX = (bubble.x + calcRoll(accel.reading.x, accel.reading.y, accel.reading.z) * .1)
+                var newY = (bubble.y - calcPitch(accel.reading.x, accel.reading.y, accel.reading.z) * .1)
+
+                if (newX < 0)
+                    newX = 0
+                if (newY < 0)
+                    newY = 0
+
+                var right = field.width - bubble.width
+                var bottom = field.height - bubble.height
+
+                if (newX > right)
+                    newX = right
+                if (newY > bottom)
+                    newY = bottom
+
+                bubble.x = newX
+                bubble.y = newY
+            }
+        }
+
+        Image {
+            id: bubble
+            source: "bluebubble.png"
+            property real centerX: parent.width / 2
+            property real centerY: parent.height / 2;
+            property real bubbleCenter: bubble.width / 2
+            x: centerX - bubbleCenter
+            y: centerY - bubbleCenter
+            smooth: true
+
+            Behavior on y {
+                SmoothedAnimation {
+                    easing.type: Easing.Linear
+                    duration: 100
+                }
+            }
+            Behavior on x {
+                SmoothedAnimation {
+                    easing.type: Easing.Linear
+                    duration: 100
+                }
+            }
+        }
+    }
+
+    function calcPitch(x,y,z) {
+        return Math.atan(y / Math.sqrt(x*x + z*z)) * 57.2957795;
+    }
+    function calcRoll(x,y,z) {
+         return Math.atan(x / Math.sqrt(y*y + z*z)) * 57.2957795;
+    }
+}