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

   1 // -*- qml -*-
   2
   3 /*!
   4  * This file is part of CameraPlus.
   5  *
   6  * Copyright (C) 2012 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 import CameraPlus 1.0
  27 import QtMobility.systeminfo 1.2
  28
  29 Page {
  30         id: page
  31
  32         property alias standbyWidget: standby
  33
  34         property bool needsPipeline: true
  35         property int policyMode: CameraResources.None
  36
  37         property Camera cam: null
  38         property bool controlsVisible: cam.running && !standby.visible
  39         property bool zoomVisible: true
  40         property bool modesVisible: true
  41         property bool standbyVisible: true
  42         property bool focusReticleVisible: true
  43
  44         property alias previewAnimationRunning: preview.animationRunning
  45
  46         signal batteryLow
  47
  48         function updatePolicy() {
  49                 if (needsPipeline && Qt.application.active && status == PageStatus.Active) {
  50                         pipelineManager.reset();
  51                 }
  52         }
  53
  54         onStatusChanged: {
  55                 if (status == PageStatus.Active) {
  56                         focusReticle.setRegionOfInterest();
  57                 }
  58         }
  59
  60         Rectangle {
  61                 // TODO: fade out transition
  62                 // TODO: there is a toolbar visible on the first startup
  63                 id: standby
  64                 color: "black"
  65                 anchors.fill: parent
  66                 visible: standbyVisible && page.status == PageStatus.Active && pipelineManager.showStandBy
  67
  68                 Image {
  69                         id: icon
  70                         source: "image://theme/icon-l-camera-standby"
  71                         anchors.centerIn: parent
  72                 }
  73
  74                 Label {
  75                         anchors.top: icon.bottom
  76                         anchors.right: parent.right
  77                         anchors.left: parent.left
  78                         text: qsTr("Resources lost")
  79                         color: "white"
  80                         font.pixelSize: 36
  81                         horizontalAlignment: Text.AlignHCenter
  82                         visible: pipelineManager.state == "policyLost"
  83                 }
  84         }
  85
  86         function setPreview(image) {
  87                 preview.setPreview(image);
  88         }
  89
  90         ModeButton {
  91                 anchors.bottom: parent.bottom
  92                 anchors.right: parent.right
  93                 anchors.rightMargin: 20
  94                 anchors.bottomMargin: 20
  95                 visible: controlsVisible && modesVisible
  96         }
  97
  98         PreviewImage {
  99                 id: preview
 100         }
 101
 102         ZoomSlider {
 103                 id: zoom
 104                 camera: cam
 105                 anchors.top: parent.top
 106                 anchors.topMargin: 0
 107                 anchors.horizontalCenter: parent.horizontalCenter
 108                 visible: controlsVisible && zoomVisible
 109         }
 110
 111         function checkDiskSpace() {
 112                 return fileSystem.hasFreeSpace(fileNaming.path);
 113         }
 114
 115         function checkBattery() {
 116                 // We are fine if we are connected to the charger:
 117                 if (batteryMonitor.chargingState == BatteryInfo.Charging) {
 118                         return true;
 119                 }
 120
 121                 // If we have enough battery then we are fine:
 122                 if (batteryMonitor.batteryStatus > BatteryInfo.BatteryCritical) {
 123                         return true;
 124                 }
 125
 126                 return false;
 127         }
 128
 129         BatteryInfo {
 130                 id: batteryMonitor
 131                 monitorChargingStateChanges: cam.running
 132                 monitorBatteryStatusChanges: cam.running
 133
 134                 onChargingStateChanged: {
 135                         if (!checkBattery()) {
 136                                 parent.batteryLow();
 137                         }
 138                 }
 139
 140                 onBatteryStatusChanged:  {
 141                         if (!checkBattery()) {
 142                                 parent.batteryLow();
 143                         }
 144                 }
 145         }
 146 }