Merge pull request #776 from johncbaur/VIX-3796

VIX-3796 Add the ability to select preview background image

Author: jeffu231

src/Vixen.Application/SetupDisplay/ViewModels/SetupDisplayViewModel.cs

@@ -25,6 +25,7 @@
 
 using VixenModules.App.Props.Models.Arch;
 using VixenModules.App.Props.Models.Tree;
+using VixenModules.Preview.VixenPreview.OpenGL;
 
 using Window = System.Windows.Window;
 
@@ -87,6 +88,9 @@ public SetupDisplayViewModel()
 			// Initialize the command to center the OpenGL preview
 			CenterPreview = new RelayCommand(ExecuteCenterPreview);
 
+			// Initialize the select background image command
+			SelectBackgroundImage = new RelayCommand(SelectBackground);
+
 			// Create the collection of view model rotations
 			Rotations = new();
 
@@ -123,6 +127,11 @@ public SetupDisplayViewModel()
 		/// </summary>
 		public ICommand CenterPreview { get; private set; }
 
+		/// <summary>
+		/// Command for selecting the background image for the preview.
+		/// </summary>
+		public ICommand SelectBackgroundImage { get; private set; }
+
 		/// <summary>
 		/// Gets or sets the SelectedProp value.
 		/// </summary>
@@ -158,6 +167,32 @@ public ObservableCollection<AxisRotationViewModel> Rotations
 
 		#region Private Methods
 
+		/// <summary>
+		/// Selects the background image.
+		/// </summary>
+		private void SelectBackground()
+		{
+			// Create the Microsoft Open File Dialog
+			OpenFileDialog dialog = new OpenFileDialog { Title = "Select a Background", Filter = "JPG Files (*.jpg)|*.jpg" };
+
+			// Display the File Selection Dialog
+			DialogResult? result = dialog.ShowDialog();
+
+			// If the user selected a file then...
+			if (result == DialogResult.OK)
+			{
+				// If the background class exists then...
+				if (DisplayPreviewDrawingEngine.Background != null)
+				{
+					// Dispose of the previous background
+					DisplayPreviewDrawingEngine.Background.Dispose();
+				}
+
+				// Assign the background image to the drawing engine
+				DisplayPreviewDrawingEngine.Background = new PropPreviewBackground(dialog.FileName, 1.0f);
+			}
+		}
+
 		/// <summary>
 		/// Adds the currently selected prop to the preview.
 		/// </summary>

src/Vixen.Application/SetupDisplay/Views/BackgroundImage.png

@@ -161,7 +161,13 @@
 						</Grid>
 					</TabItem>
 					<TabItem Header="Preview 1">
-                        <glWpfControl:GLWpfControl
+						<DockPanel>
+							<ToolBar DockPanel.Dock="Top">
+								<Button Command="{Binding SelectBackgroundImage}">
+									<Image Source="BackgroundImage.png" Width="32" Height="32"/>
+								</Button> 
+							</ToolBar>
+							<glWpfControl:GLWpfControl
 							x:Name="OpenTkControlPreview" 							
 							Render="OpenTkControlPreview_OnRender"
 							SizeChanged="OpenTkControlPreview_SizeChanged"
@@ -178,6 +184,7 @@
 								</ContextMenu>
 							</glWpfControl:GLWpfControl.ContextMenu>
 						</glWpfControl:GLWpfControl>
+						</DockPanel>
 					</TabItem>
 				</TabControl>
 			</Grid>

src/Vixen.Application/SetupDisplay/Views/SetupDisplayWindow.xaml

@@ -18,6 +18,7 @@
 
 		<ItemGroup>
 				<None Remove="NLog.config" />
+				<None Remove="SetupDisplay\Views\BackgroundImage.png" />
 		</ItemGroup>
 
 		<ItemGroup>
@@ -98,4 +99,10 @@
 		  <Folder Include="SetupDisplay\Services\" />
 		</ItemGroup>
 
+		<ItemGroup>
+		  <Resource Include="SetupDisplay\Views\BackgroundImage.png">
+		    <CopyToOutputDirectory>Never</CopyToOutputDirectory>
+		  </Resource>
+		</ItemGroup>
+
 </Project>