Abandoned the effort to presevre the alpha channel.

Updated and hardened code Changed the display configuration for my computer
ScottyMac52 · Aug 11, 2019 · c61f3fb · c61f3fb
1 parent 0f550af
commit c61f3fb
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Showing 8 changed files with 151 additions and 87 deletions.
diff --git a/MFDSettingsManager/Models/ConfigurationModelBase.cs b/MFDSettingsManager/Models/ConfigurationModelBase.cs
@@ -1,6 +1,7 @@
 using log4net;
 using MFDSettingsManager.Extensions;
 using System;
+using System.Drawing;
 using System.IO;
 using System.Windows;
 using System.Windows.Media;
@@ -124,30 +125,47 @@ protected virtual string GetReadableString()
         /// Crop the specified image
         /// </summary>
         /// <param name="imagePath"></param>
+        /// <param name="useNewMethod">If true then the NEW transparency preserving crop and resize are used</param>
         /// <returns></returns>
-        public virtual BitmapSource CropImage(string imagePath)
+        public virtual BitmapSource CropImage(string imagePath, bool useNewMethod = false)
         {
             if (Enabled)
             {
-                BitmapImage src = new BitmapImage();
-                src.BeginInit();
-                src.UriSource = new Uri(imagePath, UriKind.Relative);
-                src.CacheOption = BitmapCacheOption.OnLoad;
-                src.EndInit();
-
+                var imgSource = new Uri(imagePath, UriKind.RelativeOrAbsolute);
                 Int32Rect offSet = new Int32Rect(XOffsetStart, YOffsetStart, XOffsetFinish - XOffsetStart, YOffsetFinish - YOffsetStart);
-                CroppedBitmap croppedBitmap = new CroppedBitmap(src, offSet);
-                var noAlphaSource = new FormatConvertedBitmap();
-                noAlphaSource.BeginInit();
-                noAlphaSource.Source = croppedBitmap;
-                noAlphaSource.DestinationFormat = PixelFormats.Bgr24;
-                noAlphaSource.AlphaThreshold = 0;
-                noAlphaSource.EndInit();
-                SaveImage(noAlphaSource, CacheFolder, $"X_{XOffsetStart}To{XOffsetFinish}Y_{YOffsetStart}To{YOffsetFinish}_{Opacity}");
-                return noAlphaSource;
+                if (useNewMethod)
+                {
+                    var targetImage = Image.FromFile(imgSource.LocalPath);
+                    var reSizedImage = Resize(targetImage, new System.Drawing.Size(200, 200));
+                    BitmapImage src = new BitmapImage();
+                    src.BeginInit();
+                    src.UriSource = imgSource;
+                    src.CacheOption = BitmapCacheOption.OnLoad;
+                    src.EndInit();
+                    SaveImage(src, CacheFolder, $"TEST_X_{XOffsetStart}To{XOffsetFinish}Y_{YOffsetStart}To{YOffsetFinish}_{Opacity}");
+                    return src;
+                }
+                else
+                {
+                    BitmapImage src = new BitmapImage();
+                    src.BeginInit();
+                    src.UriSource = imgSource;
+                    src.CacheOption = BitmapCacheOption.OnLoad;
+                    src.EndInit();
+                    var croppedBitmap = new CroppedBitmap(src, offSet);
+                    var noAlphaSource = new FormatConvertedBitmap();
+                    noAlphaSource.BeginInit();
+                    noAlphaSource.Source = croppedBitmap;
+                    noAlphaSource.DestinationFormat = PixelFormats.Bgr24;
+                    //noAlphaSource.AlphaThreshold = 0;
+                    noAlphaSource.EndInit();
+                    SaveImage(noAlphaSource, CacheFolder, $"X_{XOffsetStart}To{XOffsetFinish}Y_{YOffsetStart}To{YOffsetFinish}_{Opacity}");
+                    return noAlphaSource;
+                }
             }
             else
             {
+                Logger?.Warn($"The configuration is disabled, {GetReadableString()}");
                 return null;
             }
         }
@@ -216,6 +234,44 @@ private string GetCacheFolderForModule()
             return Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData), $"Vyper Industries\\MFD4CTS\\cache\\{ModuleName}");
         }
 
+        private Image MakeImage(byte[] byteArrayIn)
+        {
+            var ms = new MemoryStream(byteArrayIn);
+            var returnImage = Image.FromStream(ms);
+            return returnImage;
+        }
+
+        private static Image Resize(Image image,
+            System.Drawing.Size size, bool preserveAspectRatio = true)
+        {
+            int newWidth;
+            int newHeight;
+            if (preserveAspectRatio)
+            {
+                var originalWidth = image.Width;
+                var originalHeight = image.Height;
+                var percentWidth = (float)size.Width / (float)originalWidth;
+                var percentHeight = (float)size.Height / (float)originalHeight;
+                var percent = percentHeight < percentWidth ? percentHeight : percentWidth;
+                newWidth = (int)(originalWidth * percent);
+                newHeight = (int)(originalHeight * percent);
+            }
+            else
+            {
+                newWidth = size.Width;
+                newHeight = size.Height;
+            }
+            Image newImage = new Bitmap(newWidth, newHeight);
+            using (Graphics graphicsHandle = Graphics.FromImage(newImage))
+            {
+                graphicsHandle.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.AntiAlias;
+                graphicsHandle.InterpolationMode =
+                           System.Drawing.Drawing2D.InterpolationMode.HighQualityBicubic;
+                graphicsHandle.DrawImage(image, 0, 0, newWidth, newHeight);
+            }
+            return newImage;
+        }
+
         #endregion Private helpers
     }
 }
diff --git a/MFDSettingsManager/Properties/AssemblyInfo.cs b/MFDSettingsManager/Properties/AssemblyInfo.cs
@@ -31,5 +31,5 @@
 // You can specify all the values or you can default the Build and Revision Numbers
 // by using the '*' as shown below:
 // [assembly: AssemblyVersion("1.0.*")]
-[assembly: AssemblyVersion("2.6.1.0")]
-[assembly: AssemblyFileVersion("2.6.1.0")]
+[assembly: AssemblyVersion("2.6.2.0")]
+[assembly: AssemblyFileVersion("2.6.2.0")]
diff --git a/MFDisplay/AuxWindow.xaml.cs b/MFDisplay/AuxWindow.xaml.cs
@@ -152,7 +152,6 @@ public void LoadImage()
                     Close();
                 }
                 IsWindowLoaded = true;
-                Visibility = Visibility.Visible;
             }
         }
 
@@ -186,13 +185,12 @@ private BitmapSource GetBitMapSource<T>(T configSource, string cacheFolder, stri
                         Directory.CreateDirectory(cacheFolder);
                     }
                     filePath = Path.Combine(FilePath, configSource.FileName);
-                    bitmapSource = configSource.CropImage(filePath);
+                    bitmapSource = configSource.CropImage(filePath, false);
                 }
             }
             catch (Exception ex)
             {
                 Logger?.Error($"Unable to load {configSource.ToReadableString()}.", ex);
-                Close();
             }
             finally
             {

diff --git a/MFDisplay/MFDisplay.csproj.user b/MFDisplay/MFDisplay.csproj.user
@@ -9,7 +9,7 @@
     <ErrorReportUrlHistory />
     <FallbackCulture>en-US</FallbackCulture>
     <VerifyUploadedFiles>false</VerifyUploadedFiles>
-    <ProjectView>ShowAllFiles</ProjectView>
+    <ProjectView>ProjectFiles</ProjectView>
   </PropertyGroup>
   <PropertyGroup>
     <EnableSecurityDebugging>false</EnableSecurityDebugging>

diff --git a/MFDisplay/MainWindow.xaml.cs b/MFDisplay/MainWindow.xaml.cs
@@ -114,6 +114,7 @@ public void CreateWindows()
                 if (newAuxWindow.IsWindowLoaded)
                 {
                     WindowList.Add(config.Name, newAuxWindow);
+                    newAuxWindow.Visibility = Visibility.Visible;
                 }
                 else
                 {
@@ -267,7 +268,7 @@ private void ClearCache_Click(object sender, RoutedEventArgs e)
                 {
                     File.Delete(file.FullName);
                 }
-                catch (System.Exception ex)
+                catch (Exception)
                 {
                     Logger.Warn($"Unable to delete cache file: {file.FullName}");
                 }

diff --git a/MFDisplay/Properties/AssemblyInfo.cs b/MFDisplay/Properties/AssemblyInfo.cs
@@ -51,5 +51,5 @@
 // You can specify all the values or you can default the Build and Revision Numbers
 // by using the '*' as shown below:
 // [assembly: AssemblyVersion("1.0.*")]
-[assembly: AssemblyVersion("2.6.1.0")]
-[assembly: AssemblyFileVersion("2.6.1.0")]
+[assembly: AssemblyVersion("2.6.2.0")]
+[assembly: AssemblyFileVersion("2.6.2.0")]