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ICSharpCode.TextEditor/Project/Src/Document/Selection/ISelection.cs

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+// <file>
+//     <copyright see="prj:///doc/copyright.txt"/>
+//     <license see="prj:///doc/license.txt"/>
+//     <owner name="Mike Krüger" email="mike@icsharpcode.net"/>
+//     <version>$Revision$</version>
+// </file>
+
+using System.Drawing;
+
+namespace ICSharpCode.TextEditor.Document
+{
+	/// <summary>
+	/// An interface representing a portion of the current selection.
+	/// </summary>
+	public interface ISelection
+	{
+		TextLocation StartPosition {
+			get;
+			set;
+		}
+		
+		TextLocation EndPosition {
+			get;
+			set;
+		}
+		
+		int Offset {
+			get;
+		}
+		
+		int EndOffset {
+			get;
+		}
+		
+		int Length {
+			get;
+		}
+		
+		/// <value>
+		/// Returns true, if the selection is rectangular
+		/// </value>
+		bool IsRectangularSelection {
+			get;
+		}
+		
+		/// <value>
+		/// Returns true, if the selection is empty
+		/// </value>
+		bool IsEmpty {
+			get;
+		}
+
+		/// <value>
+		/// The text which is selected by this selection.
+		/// </value>
+		string SelectedText {
+			get;
+		}
+		
+		bool ContainsOffset(int offset);
+		
+		bool ContainsPosition(TextLocation position);
+	}
+}