#17

CampusAppWP8/CampusAppWP8/CampusAppWP8.csproj

@@ -245,6 +245,9 @@
     <Compile Include="Utility\Lui\Button\NavigateButton.cs" />
     <Compile Include="Utility\Lui\Button\PhoneButton.cs" />
     <Compile Include="Utility\Lui\Button\LinkButton.cs" />
+    <Compile Include="Utility\QRScanner\QRScanner.xaml.cs">
+      <DependentUpon>QRScanner.xaml</DependentUpon>
+    </Compile>
     <Compile Include="Utility\StringManager.cs" />
     <Compile Include="Utility\Utilities.cs">
       <SubType>Code</SubType>
@@ -348,6 +351,10 @@
       <SubType>Designer</SubType>
       <Generator>MSBuild:Compile</Generator>
     </Page>
+    <Page Include="Utility\QRScanner\QRScanner.xaml">
+      <SubType>Designer</SubType>
+      <Generator>MSBuild:Compile</Generator>
+    </Page>
   </ItemGroup>
   <ItemGroup>
     <None Include="Assets\psd\holo_optionsbuttons.psd" />
@@ -426,6 +433,7 @@
     <Content Include="Assets\Tiles\kachel_medium.png" />
     <Content Include="Assets\Tiles\kachel_small.png" />
     <Content Include="README_FIRST.txt" />
+    <Content Include="Toolkit.Content\ApplicationBar.Add.png" />
     <Content Include="Toolkit.Content\ApplicationBar.Cancel.png" />
     <Content Include="Toolkit.Content\ApplicationBar.Check.png" />
     <Content Include="Toolkit.Content\ApplicationBar.Delete.png" />
@@ -448,8 +456,12 @@
   </ItemGroup>
   <ItemGroup>
     <Reference Include="Microsoft.Phone.Controls, Version=8.0.0.0, Culture=neutral, PublicKeyToken=24eec0d8c86cda1e, processorArchitecture=MSIL" />
-    <Reference Include="Microsoft.Phone.Controls.Toolkit">
-      <HintPath>..\packages\WPToolkit.4.2013.06.11\lib\wp8\Microsoft.Phone.Controls.Toolkit.dll</HintPath>
+    <Reference Include="Microsoft.Phone.Controls.Toolkit, Version=8.0.1.0, Culture=neutral, PublicKeyToken=b772ad94eb9ca604, processorArchitecture=MSIL">
+      <SpecificVersion>False</SpecificVersion>
+      <HintPath>..\packages\WPtoolkit.4.2013.08.16\lib\wp8\Microsoft.Phone.Controls.Toolkit.dll</HintPath>
+    </Reference>
+    <Reference Include="zxing.wp8.0">
+      <HintPath>..\packages\ZXing.Net.0.11.0.1\lib\wp8\zxing.wp8.0.dll</HintPath>
     </Reference>
   </ItemGroup>
   <ItemGroup>

CampusAppWP8/CampusAppWP8/Properties/WMAppManifest.xml

@@ -12,9 +12,12 @@
       <Capability Name="ID_CAP_LOCATION" />
       <Capability Name="ID_CAP_ISV_CAMERA" />
       <Capability Name="ID_CAP_PHONEDIALER" />
+      <Capability Name="ID_CAP_MEDIALIB_PLAYBACK" />
+      <Capability Name="ID_CAP_MEDIALIB_PHOTO" />
+      <Capability Name="ID_CAP_MICROPHONE" />
     </Capabilities>
     <Tasks>
-      <DefaultTask Name="_default" NavigationPage="Pages/StartPage.xaml" />
+      <DefaultTask Name="_default" NavigationPage="Utility/QRScanner/QRScanner.xaml" />
     </Tasks>
     <Tokens>
       <PrimaryToken TokenID="CampusAppWP8Token" TaskName="_default">

CampusAppWP8/CampusAppWP8/Resources/AppResources.Designer.cs

@@ -636,6 +636,15 @@ namespace CampusAppWP8.Resources {
             }
         }
         
+        /// <summary>
+        ///   Sucht eine lokalisierte Zeichenfolge, die Die primäre Kamera steht nicht zur Verfügung. ähnelt.
+        /// </summary>
+        public static string PrimCamNotSupported {
+            get {
+                return ResourceManager.GetString("PrimCamNotSupported", resourceCulture);
+            }
+        }
+        
         /// <summary>
         ///   Sucht eine lokalisierte Zeichenfolge, die Lehrstühle ähnelt.
         /// </summary>
@@ -645,6 +654,15 @@ namespace CampusAppWP8.Resources {
             }
         }
         
+        /// <summary>
+        ///   Sucht eine lokalisierte Zeichenfolge, die ... suche ähnelt.
+        /// </summary>
+        public static string QRReader_Search {
+            get {
+                return ResourceManager.GetString("QRReader_Search", resourceCulture);
+            }
+        }
+        
         /// <summary>
         ///   Sucht eine lokalisierte Zeichenfolge, die LeftToRight ähnelt.
         /// </summary>

CampusAppWP8/CampusAppWP8/Resources/AppResources.resx

@@ -392,4 +392,10 @@
   <data name="Setting_ApplAppBarTitle" xml:space="preserve">
     <value>Appeinstellungen</value>
   </data>
+  <data name="PrimCamNotSupported" xml:space="preserve">
+    <value>Die primäre Kamera steht nicht zur Verfügung.</value>
+  </data>
+  <data name="QRReader_Search" xml:space="preserve">
+    <value>... suche</value>
+  </data>
 </root>

CampusAppWP8/CampusAppWP8/Utility/QRScanner/QRScanner.xaml

@@ -0,0 +1,47 @@
+<phone:PhoneApplicationPage
+    x:Class="CampusAppWP8.Utility.QRScanner.QRScanner"
+    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+    xmlns:phone="clr-namespace:Microsoft.Phone.Controls;assembly=Microsoft.Phone"
+    xmlns:shell="clr-namespace:Microsoft.Phone.Shell;assembly=Microsoft.Phone"
+    xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+    xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+    FontFamily="{StaticResource PhoneFontFamilyNormal}"
+    FontSize="{StaticResource PhoneFontSizeNormal}"
+    Foreground="{StaticResource PhoneForegroundBrush}"
+    SupportedOrientations="Portrait" Orientation="PortraitUp"
+    mc:Ignorable="d"
+    shell:SystemTray.IsVisible="True">
+
+    <!--LayoutRoot ist das Stammraster, in dem alle anderen Seiteninhalte platziert werden-->
+    <Grid x:Name="LayoutRoot" Background="Transparent">
+        <Grid.RowDefinitions>
+            <RowDefinition Height="Auto"/>
+            <RowDefinition Height="*"/>
+        </Grid.RowDefinitions>
+
+        <!--TitlePanel enthält den Namen der Anwendung und den Seitentitel-->
+        <StackPanel Grid.Row="0" Margin="12,17,0,28">
+            <TextBlock Text="{Binding Path=LocalizedResources.ApplicationTitle, Source={StaticResource LocalizedStrings}}" Style="{StaticResource PhoneTextNormalStyle}"/>
+            <!--
+            <TextBlock Text="Seitenname" Margin="9,-7,0,0" Style="{StaticResource PhoneTextTitle1Style}"/>
+            -->
+            <TextBlock x:Name="scannText" Text="{Binding Path=LocalizedResources.QRReader_Search, Source={StaticResource LocalizedStrings}}" Style="{StaticResource PhoneTextNormalStyle}" TextWrapping="Wrap" Height="68" />
+        </StackPanel>
+
+        <!--ContentPanel - zusätzliche Inhalte hier platzieren-->
+        <Grid x:Name="ContentPanel" Grid.Row="1" Margin="12,0,12,0">
+            <Canvas x:Name="camView" Grid.Row="0" Tap="CamView_Tap">
+                <Canvas.Background>
+                    <VideoBrush x:Name="camViewBrush">
+                        <VideoBrush.RelativeTransform>
+                            <CompositeTransform x:Name="camViewBrushTransform" CenterX="0.5" CenterY="0.5" Rotation="90"/>
+                        </VideoBrush.RelativeTransform>
+                    </VideoBrush>
+                </Canvas.Background>
+            </Canvas>
+            
+        </Grid>
+    </Grid>
+
+</phone:PhoneApplicationPage>

CampusAppWP8/CampusAppWP8/Utility/QRScanner/QRScanner.xaml.cs

@@ -0,0 +1,224 @@
+//-----------------------------------------------------------------------------
+// <copyright file="QRScanner.xaml.cs" company="BTU/IIT">
+//     Company copyright tag.
+// </copyright>
+// <author>fiedlchr</author>
+// <sience>15.08.2013</sience>
+// <remarks>
+// This Class uses the ZXing library, which is under the Apache License 2.0.
+// 
+// Therefor, see:
+// http://zxingnet.codeplex.com/license
+// http://www.apache.org/licenses/LICENSE-2.0
+// </remarks>
+//-----------------------------------------------------------------------------
+namespace CampusAppWP8.Utility.QRScanner
+{
+    using System;
+    using System.Threading;
+    using System.Windows;
+    using System.Windows.Media.Imaging;
+    using CampusAppWP8.Resources;
+    using Microsoft.Devices;
+    using Microsoft.Phone.Controls;
+    using ZXing;
+
+    /// <summary>
+    /// QR Code scanner.
+    /// </summary>
+    public partial class QRScanner : PhoneApplicationPage
+    {
+        /// <summary>The camera object.</summary>
+        private PhotoCamera cam = null;
+
+        /// <summary>Thread for transfer the preview image to the reader.</summary>
+        private Thread captureThread = null;
+        
+        /// <summary>For ending the thread.</summary>
+        private volatile bool captureThreadExit = false;
+        
+        /// <summary>QR reader object.</summary>
+        private IBarcodeReader barcodeReader = null;
+        
+        /// <summary>Bitmap for transfer the camera image to the reader.</summary>
+        private WriteableBitmap bit = null;
+
+        /// <summary>true if this object is in autofocus. </summary>
+        private bool isInAutofocus = false;
+
+        /// <summary>Initializes a new instance of the <see cref="QRScanner" /> class. </summary>
+        public QRScanner()
+        {
+            this.InitializeComponent();
+            this.barcodeReader = new BarcodeReader();
+        }
+
+        /// <summary>
+        /// Is called when this page will become the current page of a frame.
+        /// </summary>
+        /// <param name="e">event args.</param>
+        protected override void OnNavigatedTo(System.Windows.Navigation.NavigationEventArgs e)
+        {
+            if (PhotoCamera.IsCameraTypeSupported(CameraType.Primary) == true)
+            {
+                this.cam = new PhotoCamera(CameraType.Primary);
+                this.cam.Initialized += new EventHandler<CameraOperationCompletedEventArgs>(this.Cam_Initialized);
+                this.cam.AutoFocusCompleted += new EventHandler<CameraOperationCompletedEventArgs>(this.Cam_AutoFocusCompl);
+                this.bit = new WriteableBitmap((int)this.cam.PreviewResolution.Width, (int)this.cam.PreviewResolution.Height);
+                
+                this.camViewBrush.SetSource(this.cam);
+                this.isInAutofocus = false;
+            }
+            else
+            {
+                this.Dispatcher.BeginInvoke(delegate
+                {
+                    this.scannText.Text = AppResources.PrimCamNotSupported;
+                });
+            }
+        }
+        
+        /// <summary>
+        /// Is called when this page will not be the current page of a frame.
+        /// </summary>
+        /// <param name="e">event args.</param>
+        protected override void OnNavigatingFrom(System.Windows.Navigation.NavigatingCancelEventArgs e)
+        {
+            if (this.cam != null)
+            {
+                this.captureThreadExit = true;
+                this.captureThread.Join();
+                
+                this.cam.Dispose();
+
+                this.bit = null;
+            }
+        }
+
+        /// <summary>
+        /// Is called after the orientation has changed.
+        /// </summary>
+        /// <param name="e">event args.</param>
+        protected override void OnOrientationChanged(OrientationChangedEventArgs e)
+        {
+            base.OnOrientationChanged(e);
+
+            switch (e.Orientation)
+            {
+                case PageOrientation.Landscape: 
+                    this.camViewBrushTransform.Rotation = 0; 
+                    break;
+                case PageOrientation.LandscapeLeft: 
+                    this.camViewBrushTransform.Rotation = 0; 
+                    break;
+                case PageOrientation.LandscapeRight: 
+                    this.camViewBrushTransform.Rotation = 180; 
+                    break;
+                case PageOrientation.Portrait: 
+                    this.camViewBrushTransform.Rotation = 90; 
+                    break;
+                case PageOrientation.PortraitUp: 
+                    this.camViewBrushTransform.Rotation = 90; 
+                    break;
+                case PageOrientation.PortraitDown: 
+                    this.camViewBrushTransform.Rotation = 270; 
+                    break;
+            }
+        }
+
+        /// <summary>
+        /// Event handler. Called by Cam for initialized events.
+        /// </summary>
+        /// <param name="sender">Source of the event.</param>
+        /// <param name="e">Camera operation completed event information.</param>
+        private void Cam_Initialized(object sender, Microsoft.Devices.CameraOperationCompletedEventArgs e)
+        {
+            if (e.Succeeded)
+            {
+                this.cam.Focus();
+
+                this.captureThreadExit = false;
+                this.captureThread = new Thread(this.CaptureThreadFunc);
+                this.captureThread.Start();
+            }
+        }
+
+        /// <summary>
+        /// Event handler. Called by Cam for automatic focus completed events.
+        /// </summary>
+        /// <param name="sender">Source of the event.</param>
+        /// <param name="e">Camera operation completed event information.</param>
+        private void Cam_AutoFocusCompl(object sender, CameraOperationCompletedEventArgs e)
+        {
+            this.isInAutofocus = false;
+        }
+
+        /// <summary>
+        /// Event handler. Called by CamView for tap events.
+        /// </summary>
+        /// <param name="sender">Source of the event.</param>
+        /// <param name="e">Gesture event information.</param>
+        private void CamView_Tap(object sender, System.Windows.Input.GestureEventArgs e)
+        {
+            if (this.cam != null && this.isInAutofocus == false)
+            {
+                if (this.cam.IsFocusAtPointSupported == true)
+                {
+                    Point pos = e.GetPosition(this.camView);
+                    
+                    this.cam.FocusAtPoint(
+                        pos.Y / this.camView.ActualHeight, 
+                        1.0 - (pos.X / this.camView.ActualWidth));
+                    
+                    this.isInAutofocus = true;
+                }
+                else if (this.cam.IsFocusSupported == true)
+                {
+                    this.cam.Focus();
+                }
+            }
+        }
+
+        /// <summary>
+        /// Executes the capture image action.
+        /// </summary>
+        /// <param name="img">The image.</param>
+        /// <param name="width">The width.</param>
+        /// <param name="height">The height.</param>
+        private void OnCaptureImage(int[] img, int width, int height)
+        {
+            Array.Copy(img, this.bit.Pixels, img.Length);
+
+            var result = this.barcodeReader.Decode(this.bit);
+            
+            if (result != null)
+            {
+                Dispatcher.BeginInvoke(delegate
+                {
+                    this.scannText.Text = result.Text;
+                });
+            }
+        }
+
+        /// <summary>
+        /// Capture thread function.
+        /// </summary>
+        private void CaptureThreadFunc()
+        {
+            Size resolution = this.cam.PreviewResolution;
+            int[] buffer = new int[(int)(resolution.Height * resolution.Width)];
+
+            while (!this.captureThreadExit)
+            {
+                if (this.isInAutofocus == false)
+                {
+                    this.cam.GetPreviewBufferArgb32(buffer);
+
+                    this.OnCaptureImage(buffer, (int)resolution.Width, (int)resolution.Height);
+                }
+                
+                System.Threading.Thread.Sleep(1000);
+            }
+        }
+    }
+}

CampusAppWP8/CampusAppWP8/packages.config

@@ -1,4 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="WPToolkit" version="4.2013.06.11" targetFramework="wp80" />
+  <package id="WPtoolkit" version="4.2013.08.16" targetFramework="wp80" />
+  <package id="ZXing.Net" version="0.11.0.1" targetFramework="wp80" />
 </packages>