add accel bubble example app and docs/tutorial

Change-Id: I0f94e4c42797177f08704945f6b4628b84690d8d
Sanity-Review: Qt Sanity Bot <qt_sanity_bot@ovi.com>
Reviewed-by: Lincoln Ramsay <lincoln.ramsay@nokia.com>

5 files changed, 164 insertions, 0 deletions

diff --git a/examples/sensors/accelbubble/accelbubble.qmlproject b/examples/sensors/accelbubble/accelbubble.qmlproject
new file mode 100644
index 0000000..4d32f75
--- /dev/null
+++ b/examples/sensors/accelbubble/accelbubble.qmlproject
@@ -0,0 +1,18 @@
+import QmlProject 1.1
+
+Project {
+    mainFile: "main.qml"
+
+    /* Include .qml, .js, and image files from current directory and subdirectories */
+    QmlFiles {
+        directory: "."
+    }
+    JavaScriptFiles {
+        directory: "."
+    }
+    ImageFiles {
+        directory: "."
+    }
+    /* List of plugin directories passed to QML runtime */
+    // importPaths: [ "../exampleplugin" ]
+}
diff --git a/examples/sensors/accelbubble/icon.png b/examples/sensors/accelbubble/icon.png
new file mode 100644
index 0000000..9127d43
--- /dev/null
+++ b/examples/sensors/accelbubble/icon.png
diff --git a/examples/sensors/accelbubble/images/Bluebubble2.png b/examples/sensors/accelbubble/images/Bluebubble2.png
new file mode 100644
index 0000000..f96126e
--- /dev/null
+++ b/examples/sensors/accelbubble/images/Bluebubble2.png
diff --git a/examples/sensors/accelbubble/info.json b/examples/sensors/accelbubble/info.json
new file mode 100644
index 0000000..3679988
--- /dev/null
+++ b/examples/sensors/accelbubble/info.json
@@ -0,0 +1,14 @@
+{
+    "info-version": "1.0",
+    "dict": {
+        "Category": "application",
+        "Runtime": "qml",
+        "DisplayName": "Accel Bubble",
+        "Subcategory": "utility",
+        "MainQML": "main.qml",
+        "Version": "1.0",
+        "Identifier": "com.nokia.mt.accelbubble.demo",
+        "Summary": "QtSensors Accel Bubble",
+        "Author": "Qt"
+    }
+}
diff --git a/examples/sensors/accelbubble/main.qml b/examples/sensors/accelbubble/main.qml
new file mode 100644
index 0000000..66c6c43
--- /dev/null
+++ b/examples/sensors/accelbubble/main.qml
@@ -0,0 +1,132 @@
+/****************************************************************************
+**
+** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the QtSensors module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:BSD$
+** You may use this file under the terms of the BSD license as follows:
+**
+** "Redistribution and use in source and binary forms, with or without
+** 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.
+**   * Redistributions in binary form must reproduce the above copyright
+**     notice, this list of conditions and the following disclaimer in
+**     the documentation and/or other materials provided with the
+**     distribution.
+**   * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
+**     the names of its contributors may be used to endorse or promote
+**     products derived from this software without specific prior written
+**     permission.
+**
+** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+import QtQuick 2.0
+//! [0]
+import QtMobility.sensors 1.2
+//! [0]
+
+
+Rectangle {
+    width: 360
+    height: 360
+    id: mainPage
+
+//! [1]
+    Accelerometer {
+        id: accel
+//! [1]
+//! [3]
+        active:true
+//! [3]
+        property real accelY;
+        property real accelX;
+    }
+
+//! [2]
+    Timer {
+         interval: 500; running: true; repeat: true
+
+         property real xdiff;
+         property real ydiff;
+
+         onTriggered: {
+             xdiff = accel.reading.x - accel.accelX;
+             ydiff = accel.reading.y - accel.accelY;
+
+             if (Math.abs(xdiff) > 0.3) {
+                 accel.accelX = -accel.reading.x
+             }
+             if (Math.abs(ydiff) > 0.3) {
+                 accel.accelY = accel.reading.y
+             }
+         }
+     }
+//! [2]
+
+    Image {
+        id: bubble
+        source: "images/Bluebubble2.png"
+        property real centerX: parent.width / 2
+        property real centerY: parent.height / 2;
+        property real bubbleCenter: bubble.width / 2
+
+        function calX() {
+            var newX = centerX + accel.accelX  / -1 * centerX
+
+            if ((newX - bubbleCenter) < 0) {
+                return 0
+            }
+            else if ((newX + bubbleCenter) > parent.width) {
+                return parent.width - 2 * bubbleCenter
+            }
+            return newX - bubbleCenter;
+        }
+        x: calX();
+
+        function calY() {
+            var newY = centerY + accel.accelY / -1 * centerY
+
+            if ((newY - bubbleCenter) < 0) {
+                return 0
+            }
+            else if ((newY + bubbleCenter) > parent.height) {
+                return parent.height - 2 * bubbleCenter
+            }
+            return newY - bubbleCenter;
+        }
+        y: calY();
+
+        smooth: true
+
+        Behavior on y {
+            SmoothedAnimation {
+                easing.type: Easing.Linear
+                duration: 2500
+            }
+        }
+        Behavior on x {
+            SmoothedAnimation {
+                easing.type: Easing.Linear
+                duration: 2500
+            }
+        }
+    }
+}