This commit allows us to experiment with different screen capture methods via plugins. e.g. a Desktop-Duplication API implementation could be supplied for Windows 8, which might capture DirectX better.

GreenshotPlugin/Core/CaptureHandler.cs

@@ -0,0 +1,44 @@
+/*
+ * Greenshot - a free and open source screenshot tool
+ * Copyright (C) 2007-2014 Thomas Braun, Jens Klingen, Robin Krom
+ * 
+ * For more information see: http://getgreenshot.org/
+ * The Greenshot project is hosted on Sourceforge: http://sourceforge.net/projects/greenshot/
+ * 
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 1 of the License, or
+ * (at your option) any later version.
+ * 
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+using System.Drawing;
+
+namespace GreenshotPlugin.Core {
+	/// <summary>
+	/// This is the method signature which is used to capture a rectangle from the screen.
+	/// </summary>
+	/// <param name="captureBounds"></param>
+	/// <returns>Captured Bitmap</returns>
+	public delegate Bitmap CaptureScreenRectangleHandler(Rectangle captureBounds);
+
+	/// <summary>
+	/// This is a hack to experiment with different screen capture routines
+	/// </summary>
+	public static class CaptureHandler {
+		/// <summary>
+		/// By changing this value, null is default
+		/// </summary>
+		public static CaptureScreenRectangleHandler CaptureScreenRectangle {
+			get;
+			set;
+		}
+	}
+}