qtmobility/examples/battery-charge/battery-subscriber/battery-subscriber.qml
changeset 14 6fbed849b4f4
equal deleted inserted replaced
11:06b8e2af4411 14:6fbed849b4f4
       
     1 /****************************************************************************
       
     2 **
       
     3 ** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
       
     4 ** All rights reserved.
       
     5 ** Contact: Nokia Corporation (qt-info@nokia.com)
       
     6 **
       
     7 ** This file is part of the Qt Mobility Components.
       
     8 **
       
     9 ** $QT_BEGIN_LICENSE:BSD$
       
    10 ** You may use this file under the terms of the BSD license as follows:
       
    11 **
       
    12 ** "Redistribution and use in source and binary forms, with or without
       
    13 ** modification, are permitted provided that the following conditions are
       
    14 ** met:
       
    15 **   * Redistributions of source code must retain the above copyright
       
    16 **     notice, this list of conditions and the following disclaimer.
       
    17 **   * Redistributions in binary form must reproduce the above copyright
       
    18 **     notice, this list of conditions and the following disclaimer in
       
    19 **     the documentation and/or other materials provided with the
       
    20 **     distribution.
       
    21 **   * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
       
    22 **     the names of its contributors may be used to endorse or promote
       
    23 **     products derived from this software without specific prior written
       
    24 **     permission.
       
    25 **
       
    26 ** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
       
    27 ** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
       
    28 ** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
       
    29 ** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
       
    30 ** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
       
    31 ** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
       
    32 ** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
       
    33 ** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
       
    34 ** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
       
    35 ** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
       
    36 ** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
       
    37 ** $QT_END_LICENSE$
       
    38 **
       
    39 ****************************************************************************/
       
    40 
       
    41 import Qt 4.7
       
    42 //! [4]
       
    43 import QtMobility.publishsubscribe 1.0
       
    44 //! [4]
       
    45 import Qt.labs.particles 1.0
       
    46 import "content"
       
    47 
       
    48 Rectangle {
       
    49     color: "white"
       
    50     width: 100
       
    51     height: 230
       
    52 
       
    53     Rectangle {
       
    54         x: 20
       
    55         y: 10
       
    56         width: 60
       
    57         height: 10
       
    58         color: "black"
       
    59     }
       
    60 
       
    61     Rectangle {
       
    62         x: 10
       
    63         y: 20
       
    64         width: 80
       
    65         height: 200
       
    66         color: "black"
       
    67     }
       
    68 
       
    69     Rectangle {
       
    70         //! [1]
       
    71         id: visualCharge
       
    72         x: 12
       
    73         y: 22 + 196 - height
       
    74         width: 76
       
    75         height: 196 * batteryCharge.value / 100
       
    76         clip: true
       
    77         color: "green"
       
    78         //! [1]
       
    79 
       
    80         Particles {
       
    81             id: bubbles
       
    82             width: parent.width
       
    83             anchors.bottom: parent.bottom
       
    84             source: "content/bubble.png"
       
    85             count: 0
       
    86             velocity: 30
       
    87             velocityDeviation: 10
       
    88             angle: -90
       
    89             //lifeSpan: parent.height * 1000 / (velocity + velocityDeviation / 2)
       
    90             lifeSpan: parent.height * 1000 / (30 + 10 / 2)
       
    91         }
       
    92 
       
    93         states: [
       
    94         //! [3]
       
    95         State {
       
    96             name: "charging"
       
    97             when: batteryCharging.value
       
    98             PropertyChanges {
       
    99                 target: bubbles
       
   100                 count: batteryCharge.value / 5
       
   101                 emissionRate: 5
       
   102             }
       
   103         },
       
   104         //! [3]
       
   105         //! [2]
       
   106         State {
       
   107             name: "low"
       
   108             when: batteryCharge.value < 25 && !batteryCharging.value
       
   109             PropertyChanges {
       
   110                 target: visualCharge
       
   111                 color: "red"
       
   112             }
       
   113         }
       
   114         //! [2]
       
   115         ]
       
   116 
       
   117         transitions: [
       
   118         Transition {
       
   119             from: "*"
       
   120             to: "low"
       
   121             reversible: true
       
   122             ColorAnimation {
       
   123                 duration: 200
       
   124             }
       
   125         }
       
   126         ]
       
   127     }
       
   128 
       
   129     //! [0]
       
   130     ValueSpaceSubscriber {
       
   131         id: batteryCharge
       
   132         path: "/power/battery/charge"
       
   133     }
       
   134     ValueSpaceSubscriber {
       
   135         id: batteryCharging
       
   136         path: "/power/battery/charging"
       
   137     }
       
   138     //! [0]
       
   139 }