cgit.sxemacs.org Git - harmattan/cameraplus/blob - qml/ZoomSlider.qml

   1 // -*- qml -*-
   2
   3 /*!
   4  * This file is part of CameraPlus.
   5  *
   6  * Copyright (C) 2012-2013 Mohammed Sameer <msameer@foolab.org>
   7  *
   8  * This library is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU Lesser General Public
  10  * License as published by the Free Software Foundation; either
  11  * version 2.1 of the License, or (at your option) any later version.
  12  *
  13  * This library is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16  * Lesser General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU Lesser General Public
  19  * License along with this library; if not, write to the Free Software
  20  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
  21  */
  22
  23 import QtQuick 1.1
  24 import com.nokia.meego 1.1
  25 import QtCamera 1.0
  26
  27 Slider {
  28         id: slider
  29         property Camera camera: null
  30
  31         platformStyle: SliderStyle {
  32                 handleBackground: ""
  33                 handleBackgroundPressed: ""
  34         }
  35
  36         Binding {
  37                 target: camera.zoom
  38                 property: "value"
  39                 value: slider.value
  40         }
  41
  42         Connections {
  43                 target: camera
  44                 onModeChanged: slider.value = camera.zoom.minimum;
  45         }
  46
  47         Connections {
  48                 target: keys
  49
  50                 onVolumeUpPressed: {
  51                         if (settings.zoomAsShutter) {
  52                                 return;
  53                         }
  54
  55                         slider.value = Math.min(slider.value + slider.stepSize, slider.maximumValue);
  56                         hackTimer.running = true;
  57                 }
  58
  59                 onVolumeDownPressed: {
  60                         if (settings.zoomAsShutter) {
  61                                 return;
  62                         }
  63
  64                         slider.value = Math.max(slider.value - slider.stepSize, slider.minimumValue);
  65                         hackTimer.running = true;
  66                 }
  67         }
  68
  69         orientation: Qt.Horizontal
  70         width: 500
  71         height: 50
  72         stepSize:0.1
  73         value: camera.zoom.value
  74         minimumValue: camera.zoom.minimum
  75         maximumValue: camera.zoom.maximum
  76
  77         state: "hidden"
  78         states: [
  79         State {
  80                 name: "visible"
  81                 when: slider.pressed || hackTimer.running
  82                 PropertyChanges { target: slider; opacity: 1.0 }
  83         },
  84         State {
  85                 name: "hidden"
  86                 when: !slider.pressed
  87                 PropertyChanges { target: slider; opacity: 0.2 }
  88         }]
  89
  90         transitions: Transition {
  91                 to: "hidden"
  92                 SequentialAnimation {
  93                         PauseAnimation { duration: 2000 }
  94                         NumberAnimation { target: slider; property: "opacity"; duration: 250 }
  95                 }
  96         }
  97
  98         Timer {
  99                 id: hackTimer
 100                 interval: 1
 101         }
 102 }