diff options
| -rw-r--r-- | doc/src/cubehouse.qdoc | 60 | ||||
| -rw-r--r-- | doc/src/examples/sensors.qdoc | 11 | ||||
| -rw-r--r-- | examples/sensors/cubehouse/Cubehouse.qml | 14 |
3 files changed, 74 insertions, 11 deletions
diff --git a/doc/src/cubehouse.qdoc b/doc/src/cubehouse.qdoc new file mode 100644 index 00000000..3a2b9410 --- /dev/null +++ b/doc/src/cubehouse.qdoc @@ -0,0 +1,60 @@ +/**************************************************************************** +** +** 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 documentation of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:FDL$ +** GNU Free Documentation License +** Alternatively, this file may be used under the terms of the GNU Free +** Documentation License version 1.3 as published by the Free Software +** Foundation and appearing in the file included in the packaging of +** this file. +** +** Other Usage +** Alternatively, this file may be used in accordance with the terms +** and conditions contained in a signed written agreement between you +** and Nokia. +** +** +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +/*! + \example sensors/cubehouse + \title Cube House QML Accelerometer example + \ingroup qtsensors-examples + \brief The Cube House example demonstrates the use of the accelerometer to drive a camera to create a pseudo-3D effect. + \image cubehouse.png + +\section1 Overview + To write a QML application that will use the QML Accelerometer element from the QtMobility.sensors import you need to to the following steps: + + Import the QtMobility.sensors declarative plugin: + +\snippet ../examples/sensors/cubehouse/Cubehouse.qml 0 + + Add the Accelerometer QML elements into your qml file. + +\snippet ../examples/sensors/cubehouse/Cubehouse.qml 1 + + In additional two properties are added to save the calculated pitch and roll values: + +\snippet ../examples/sensors/cubehouse/Cubehouse.qml 2 + + Reading out the Accelerometer data can be done by implementing the 'onReadingChanged' slot and + accessing the 'reading' property from the Accelerometer element: + +\snippet ../examples/sensors/cubehouse/Cubehouse.qml 3 + + By using a timer the view can be rotated using the pitch and roll properties from the Accelerometer element: + +\snippet ../examples/sensors/cubehouse/Cubehouse.qml 4 + +*/ + diff --git a/doc/src/examples/sensors.qdoc b/doc/src/examples/sensors.qdoc index 91d4735a..98bf0e0e 100644 --- a/doc/src/examples/sensors.qdoc +++ b/doc/src/examples/sensors.qdoc @@ -37,17 +37,6 @@ */ /*! - \example sensors/cubehouse - \title Cube House QML Accelerometer example - \ingroup qtsensors-examples - - \image cubehouse.png - - The Cube House example demonstrates the use of the accelerometer to drive a camera - to create a pseudo-3D effect. -*/ - -/*! \example sensors/sensor_explorer \title Sensor Explorer \ingroup qtsensors-examples diff --git a/examples/sensors/cubehouse/Cubehouse.qml b/examples/sensors/cubehouse/Cubehouse.qml index 8ea06de0..2aa1480f 100644 --- a/examples/sensors/cubehouse/Cubehouse.qml +++ b/examples/sensors/cubehouse/Cubehouse.qml @@ -41,7 +41,11 @@ import QtQuick 2.0 import Qt3D 1.0 import Qt3D.Shapes 1.0 + +//! [0] import QtMobility.sensors 1.3 +//! [0] + import "." Item { @@ -75,19 +79,28 @@ Item { } } +//! [1] Accelerometer { id: accel active: true +//! [1] + +//! [2] property double pitch: 0.0 property double roll: 0.0 +//! [2] +//! [3] onReadingChanged: { pitch = -(Math.atan2(reading.x, Math.sqrt(reading.y * reading.y + reading.z * reading.z)) * 180) / Math.PI; roll = (Math.atan2(reading.y, Math.sqrt(reading.x * reading.x + reading.z * reading.z)) * 180) / Math.PI; } } +//! [3] + //Timer to read out the x and y rotation of the TiltSensor +//! [4] Timer { interval: 150; running: true; repeat: true @@ -96,4 +109,5 @@ Item { view.rotateX(accel.roll); } } +//! [4] } |