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 bool needsPipeline: true
  33         property int policyMode: CameraResources.None
  34
  35         property Camera cam: null
  36         property bool controlsVisible: cam.running && !standby.visible
  37         property bool zoomVisible: true
  38         property bool modesVisible: true
  39         property bool standbyVisible: true
  40         property bool focusReticleVisible: true
  41
  42         property alias previewAnimationRunning: preview.animationRunning
  43
  44         signal batteryLow
  45
  46         function policyLost() {
  47                 // Nothing
  48         }
  49
  50         onStatusChanged: {
  51                 if (status == PageStatus.Active) {
  52                         focusReticle.setRegionOfInterest();
  53                 }
  54         }
  55
  56         Rectangle {
  57                 // TODO: fade out transition
  58                 // TODO: there is a toolbar visible on the first startup
  59                 id: standby
  60                 color: "black"
  61                 anchors.fill: parent
  62                 visible: standbyVisible && page.status == PageStatus.Active && pipelineManager.showStandBy
  63                 z: 2
  64                 MouseArea {
  65                         anchors.fill: parent
  66                         enabled: parent.visible
  67                 }
  68
  69                 Image {
  70                         id: icon
  71                         source: "image://theme/icon-l-camera-standby"
  72                         anchors.centerIn: parent
  73                 }
  74
  75                 Label {
  76                         anchors.top: icon.bottom
  77                         anchors.right: parent.right
  78                         anchors.left: parent.left
  79                         text: qsTr("Resources lost")
  80                         color: "white"
  81                         font.pixelSize: 36
  82                         horizontalAlignment: Text.AlignHCenter
  83                         visible: pipelineManager.state == "policyLost"
  84                 }
  85         }
  86
  87         function setPreview(image) {
  88                 preview.setPreview(image);
  89         }
  90
  91         ModeButton {
  92                 anchors.bottom: parent.bottom
  93                 anchors.right: parent.right
  94                 anchors.rightMargin: 20
  95                 anchors.bottomMargin: 20
  96                 visible: controlsVisible && modesVisible
  97         }
  98
  99         PreviewImage {
 100                 id: preview
 101         }
 102
 103         ZoomSlider {
 104                 id: zoom
 105                 camera: cam
 106                 anchors.top: parent.top
 107                 anchors.topMargin: 0
 108                 anchors.horizontalCenter: parent.horizontalCenter
 109                 visible: controlsVisible && zoomVisible
 110         }
 111
 112         function checkDiskSpace() {
 113                 return fileSystem.hasFreeSpace(fileNaming.path);
 114         }
 115
 116         function checkBattery() {
 117                 // We are fine if we are connected to the charger:
 118                 if (batteryMonitor.chargingState == BatteryInfo.Charging) {
 119                         return true;
 120                 }
 121
 122                 // If we have enough battery then we are fine:
 123                 if (batteryMonitor.batteryStatus > BatteryInfo.BatteryCritical) {
 124                         return true;
 125                 }
 126
 127                 return false;
 128         }
 129
 130         BatteryInfo {
 131                 id: batteryMonitor
 132                 monitorChargingStateChanges: cam.running
 133                 monitorBatteryStatusChanges: cam.running
 134
 135                 onChargingStateChanged: {
 136                         if (!checkBattery()) {
 137                                 parent.batteryLow();
 138                         }
 139                 }
 140
 141                 onBatteryStatusChanged:  {
 142                         if (!checkBattery()) {
 143                                 parent.batteryLow();
 144                         }
 145                 }
 146         }
 147 }