Initial Checkin

WPicView.sln

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+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 16
+VisualStudioVersion = 16.0.30011.22
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "WPicView", "WPicView\WPicView.csproj", "{CB75E611-A07D-4628-8565-2F10D6B98D4B}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{CB75E611-A07D-4628-8565-2F10D6B98D4B}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{CB75E611-A07D-4628-8565-2F10D6B98D4B}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{CB75E611-A07D-4628-8565-2F10D6B98D4B}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{CB75E611-A07D-4628-8565-2F10D6B98D4B}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {4476BEC4-662B-470E-AD4D-B27471E1C390}
+	EndGlobalSection
+EndGlobal

WPicView/App.xaml

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+<Application x:Class="WPicView.App"
+             xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+             xmlns:local="clr-namespace:WPicView"
+             StartupUri="MainWindow.xaml">
+    <Application.Resources>
+         
+    </Application.Resources>
+</Application>

WPicView/App.xaml.cs

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+using System;
+using System.Collections.Generic;
+using System.Configuration;
+using System.Data;
+using System.Linq;
+using System.Threading.Tasks;
+using System.Windows;
+
+namespace WPicView
+{
+    /// <summary>
+    /// Interaction logic for App.xaml
+    /// </summary>
+    public partial class App : Application
+    {
+    }
+}

WPicView/AssemblyInfo.cs

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+using System.Windows;
+
+[assembly: ThemeInfo(
+    ResourceDictionaryLocation.None, //where theme specific resource dictionaries are located
+                                     //(used if a resource is not found in the page,
+                                     // or application resource dictionaries)
+    ResourceDictionaryLocation.SourceAssembly //where the generic resource dictionary is located
+                                              //(used if a resource is not found in the page,
+                                              // app, or any theme specific resource dictionaries)
+)]

WPicView/MainWindow.xaml

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+<Window x:Class="WPicView.MainWindow"
+        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+        xmlns:local="clr-namespace:WPicView"
+        mc:Ignorable="d"
+        Title="MainXWindow" Height="450" Width="800"  KeyDown="OnKeyDownHandler" WindowState="Maximized">
+        <Image x:Name="IMG1" HorizontalAlignment="Left" VerticalAlignment="Top" Opacity="0.99"/>
+</Window>

WPicView/MainWindow.xaml.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows;
+using System.Windows.Controls;
+using System.Windows.Data;
+using System.Windows.Documents;
+using System.Windows.Input;
+using System.Windows.Media;
+using System.Windows.Media.Imaging;
+using System.Windows.Navigation;
+using System.Windows.Shapes;
+
+namespace WPicView
+{
+    /// <summary>
+    /// Interaction logic for MainWindow.xaml
+    /// </summary>
+    public partial class MainWindow : Window
+    {
+        string[] allFiles = null;
+        string[] allDirs = null;
+        int fPos = 0;
+        int dPos ;
+        string searchPattern = "*.png";
+
+        ScaleTransform st = new ScaleTransform();
+        TranslateTransform tt = new TranslateTransform();
+        TransformGroup group = new TransformGroup();
+
+
+        public MainWindow()
+        {
+            InitializeComponent();
+            //            allFiles  = System.IO.Directory.GetFiles("C:\\Users\\U15020\\SShot\\2020-05-01");
+
+            allDirs = System.IO.Directory.GetDirectories(System.Environment.GetEnvironmentVariable ("USERPROFILE") + "\\SShot", "202*");
+            dPos = allDirs.Length - 1;
+            allFiles  = System.IO.Directory.GetFiles(allDirs[dPos], searchPattern);
+            this.Title = allFiles[fPos];
+            IMG1.Source = new BitmapImage(new Uri(allFiles[fPos]));
+            group.Children.Add(st);
+            group.Children.Add(tt);
+            
+        }
+        
+        private void OnKeyDownHandler(object sender, KeyEventArgs e)
+        {
+            // Directory Navigation
+            if (e.Key == System.Windows.Input.Key.Up) 
+            {
+                if (dPos > 0)
+                {
+                    dPos -= 1;
+                    allFiles = System.IO.Directory.GetFiles(allDirs[dPos], searchPattern);
+                    fPos = 0;
+                }
+            }
+            else if (e.Key == System.Windows.Input.Key.Down)
+            {
+                if (dPos < allDirs.Length - 1)
+                {
+                    dPos += 1;
+                    allFiles = System.IO.Directory.GetFiles(allDirs[dPos], searchPattern);
+                    fPos = 0;
+                }
+            }
+
+            // File Navigation
+            if (e.Key == System.Windows.Input.Key.Right) {
+                if (fPos < allFiles.Length -1 ) {
+                    fPos += 1;
+                }
+                
+            } else if (e.Key == System.Windows.Input.Key.Left) {
+                if (fPos > 0) {
+                    fPos -= 1;
+                }
+            }
+
+            if (allFiles.Length > 0)
+            {
+                this.Title = allFiles[fPos];
+                IMG1.Source = new BitmapImage(new Uri(allFiles[fPos]));
+            }
+
+            // zoom - TODO
+            if (e.Key == System.Windows.Input.Key.PageUp)
+            {
+                //https://stackoverflow.com/questions/741956/pan-zoom-image
+
+                IMG1.RenderTransform = group;
+
+                st.ScaleX += 0.2;
+                st.ScaleY += 0.2;
+
+            }
+            if (e.Key == System.Windows.Input.Key.PageDown)
+            {
+                //https://stackoverflow.com/questions/741956/pan-zoom-image
+
+                IMG1.RenderTransform = group;
+
+                st.ScaleX -= 0.2;
+                st.ScaleY -= 0.2;
+
+            }
+            if (e.Key == System.Windows.Input.Key.L) 
+            {
+                IMG1.RenderTransform = group;
+
+                tt.X -= 10; 
+            }
+            if (e.Key == System.Windows.Input.Key.H)
+            {
+                IMG1.RenderTransform = group;
+
+                tt.X += 10;
+            }
+            if (e.Key == System.Windows.Input.Key.J)
+            {
+                IMG1.RenderTransform = group;
+
+                tt.Y -= 10;
+            }
+            if (e.Key == System.Windows.Input.Key.K)
+            {
+                IMG1.RenderTransform = group;
+
+                tt.Y += 10;
+            }
+
+        }
+    }
+}

WPicView/WPicView.csproj

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+<Project Sdk="Microsoft.NET.Sdk.WindowsDesktop">
+
+  <PropertyGroup>
+    <OutputType>WinExe</OutputType>
+    <TargetFramework>netcoreapp3.1</TargetFramework>
+    <UseWPF>true</UseWPF>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <COMReference Include="{215d64d2-031c-33c7-96e3-61794cd1ee61}">
+      <Guid>215d64d2-031c-33c7-96e3-61794cd1ee61</Guid>
+      <VersionMajor>2</VersionMajor>
+      <VersionMinor>4</VersionMinor>
+      <WrapperTool>tlbimp</WrapperTool>
+    </COMReference>
+  </ItemGroup>
+
+</Project>