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         anchors.fill: parent
  45
  46         property alias previewAnimationRunning: preview.animationRunning
  47
  48         signal batteryLow
  49
  50         function updatePolicy() {
  51                 if (needsPipeline && Qt.application.active && status == PageStatus.Active) {
  52                         pipelineManager.reset();
  53                 }
  54         }
  55
  56         FocusReticle {
  57                 visible: controlsVisible && focusReticleVisible && cam.autoFocus.canFocus(cam.scene.value);
  58                 id: focusReticle
  59                 cafStatus: cam.autoFocus.cafStatus
  60                 status: cam.autoFocus.status
  61         }
  62
  63         Rectangle {
  64                 // TODO: fade out transition
  65                 // TODO: there is a toolbar visible on the first startup
  66                 id: standby
  67                 color: "black"
  68                 anchors.fill: parent
  69                 visible: standbyVisible && page.status == PageStatus.Active && pipelineManager.showStandBy
  70
  71                 Image {
  72                         id: icon
  73                         source: "image://theme/icon-l-camera-standby"
  74                         anchors.centerIn: parent
  75                 }
  76
  77                 Label {
  78                         anchors.top: icon.bottom
  79                         anchors.right: parent.right
  80                         anchors.left: parent.left
  81                         text: qsTr("Resources lost")
  82                         color: "white"
  83                         font.pixelSize: 36
  84                         horizontalAlignment: Text.AlignHCenter
  85                         visible: pipelineManager.state == "policyLost"
  86                 }
  87         }
  88
  89         function setPreview(image) {
  90                 preview.setPreview(image);
  91         }
  92
  93         ModeButton {
  94                 anchors.bottom: parent.bottom
  95                 anchors.right: parent.right
  96                 anchors.rightMargin: 20
  97                 anchors.bottomMargin: 20
  98                 visible: controlsVisible && modesVisible
  99         }
 100
 101         PreviewImage {
 102                 id: preview
 103         }
 104
 105         ZoomSlider {
 106                 id: zoom
 107                 camera: cam
 108                 anchors.top: parent.top
 109                 anchors.topMargin: 0
 110                 anchors.horizontalCenter: parent.horizontalCenter
 111                 visible: controlsVisible && zoomVisible
 112         }
 113
 114         function checkDiskSpace() {
 115                 return fileSystem.hasFreeSpace(fileNaming.path);
 116         }
 117
 118         function checkBattery() {
 119                 // We are fine if we are connected to the charger:
 120                 if (batteryMonitor.chargingState == BatteryInfo.Charging) {
 121                         return true;
 122                 }
 123
 124                 // If we have enough battery then we are fine:
 125                 if (batteryMonitor.batteryStatus > BatteryInfo.BatteryCritical) {
 126                         return true;
 127                 }
 128
 129                 return false;
 130         }
 131
 132         BatteryInfo {
 133                 id: batteryMonitor
 134                 monitorChargingStateChanges: cam.running
 135                 monitorBatteryStatusChanges: cam.running
 136
 137                 onChargingStateChanged: {
 138                         if (!checkBattery()) {
 139                                 parent.batteryLow();
 140                         }
 141                 }
 142
 143                 onBatteryStatusChanged:  {
 144                         if (!checkBattery()) {
 145                                 parent.batteryLow();
 146                         }
 147                 }
 148         }
 149 }