/// <summary>Creates a new solid color screen mask</summary>
/// <param name="graphicsDevice">
/// Graphics device the screen mask will be draw with
/// </param>
/// <param name="createDelegate">
/// Factory method that will be used to instantiate the mask
/// </param>
/// <returns>The newly created solid color screen mask</returns>
internal static ColorScreenMask Create(
GraphicsDevice graphicsDevice, CreateDelegate createDelegate
)
{
// Fake up a service provider with a graphics device service so we can
// create a content manager without the huge rat-tail of references
IServiceProvider serviceProvider;
serviceProvider = GraphicsDeviceServiceHelper.MakePrivateServiceProvider(
GraphicsDeviceServiceHelper.MakeDummyGraphicsDeviceService(graphicsDevice)
);
// Create a resource content manager to load the default effect and hand
// everything to the new screen mask instance, which will then be responsible
// for freeing those resources again.
ResourceContentManager contentManager = new ResourceContentManager(
serviceProvider, Resources.ScreenMaskResources.ResourceManager
);
try {
Effect effect = contentManager.Load <Effect>("ScreenMaskEffect");
try {
return(createDelegate(graphicsDevice, contentManager, effect));
}
catch (Exception) {
effect.Dispose();
throw;
}
}
catch (Exception) {
contentManager.Dispose();
throw;
}
}
/// <summary>Initializes a new gui visualizer from a skin stored as a resource</summary>
/// <param name="serviceProvider">
/// Game service provider containing the graphics device service
/// </param>
/// <param name="resourceManager">
/// Resource manager containing the resources used in the skin
/// </param>
/// <param name="skinResource">
/// Name of the resource containing the skin description
/// </param>
public static FlatGuiVisualizer FromResource(
IServiceProvider serviceProvider, ResourceManager resourceManager, string skinResource
)
{
byte[] resourceData = (byte[])resourceManager.GetObject(skinResource);
if (resourceData == null)
{
throw new ArgumentException(
"Resource '" + skinResource + "' not found", "skinResource"
);
}
// This sucks! I cannot use ResourceManager.GetStream() on a resource that's
// stored as a byte array!
using (
MemoryStream skinStream = new MemoryStream(resourceData, false)
) {
ResourceContentManager contentManager = new ResourceContentManager(
serviceProvider, resourceManager
);
try {
return(new FlatGuiVisualizer(contentManager, skinStream));
}
catch (Exception) {
contentManager.Dispose();
throw;
}
}
}