More refactoring and small fixes

VocaluxeLib/Menu/SingNotes/CSingNotes.cs

@@ -57,7 +57,7 @@ namespace VocaluxeLib.Menu.SingNotes
         public string SkinPerfectNoteStarName;
     }
 
-    public abstract class CSingNotes : ISingNotes, IMenuElement
+    public abstract class CSingNotes : IMenuElement
     {
         protected int _PartyModeID;
         private SThemeSingBar _Theme;

VocaluxeLib/Menu/SingNotes/ISingNotes.cs

@@ -1,41 +0,0 @@
-#region license
-// /*
-//     This file is part of Vocaluxe.
-// 
-//     Vocaluxe 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 3 of the License, or
-//     (at your option) any later version.
-// 
-//     Vocaluxe 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 Vocaluxe. If not, see <http://www.gnu.org/licenses/>.
-//  */
-#endregion
-
-using System.Collections.Generic;
-
-namespace VocaluxeLib.Menu.SingNotes
-{
-    public interface ISingNotes
-    {
-        void Reset();
-        int AddPlayer(SRectF rect, SColorF color, int playerNr);
-        void RemovePlayer(int iD);
-
-        void AddLine(int iD, CLine[] line, int lineNr, int player);
-        void RemoveLine(int iD);
-
-        void AddNote(int iD, CNote note);
-
-        void SetAlpha(int iD, float alpha);
-        float GetAlpha(int iD);
-
-        void Draw(int iD, int player);
-        void Draw(int iD, List<CLine> singLine, int player);
-    }
-}