Restructuring the project, first steps.

src/Greenshot/Drawing/CursorContainer.cs

@@ -0,0 +1,110 @@
+/*
+ * Greenshot - a free and open source screenshot tool
+ * Copyright (C) 2007-2021 Thomas Braun, Jens Klingen, Robin Krom
+ * 
+ * For more information see: http://getgreenshot.org/
+ * The Greenshot project is hosted on GitHub https://github.com/greenshot/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;
+using System.Drawing;
+using System.IO;
+using System.Windows.Forms;
+using System.Drawing.Drawing2D;
+using log4net;
+using System.Runtime.Serialization;
+using GreenshotPlugin.Interfaces.Drawing;
+
+namespace Greenshot.Drawing {
+	/// <summary>
+	/// Description of CursorContainer.
+	/// </summary>
+	[Serializable] 
+	public class CursorContainer : DrawableContainer, ICursorContainer {
+		private static readonly ILog LOG = LogManager.GetLogger(typeof(CursorContainer));
+
+		protected Cursor cursor;
+
+		public CursorContainer(Surface parent) : base(parent) {
+			Init();
+		}
+
+		protected override void OnDeserialized(StreamingContext streamingContext)
+		{
+			base.OnDeserialized(streamingContext);
+			Init();
+		}
+
+		private void Init()
+		{
+			CreateDefaultAdorners();
+		}
+
+		public CursorContainer(Surface parent, string filename) : this(parent) {
+			Load(filename);
+		}
+
+		public Cursor Cursor {
+			set {
+				if (cursor != null) {
+					cursor.Dispose();
+				}
+				// Clone cursor (is this correct??)
+				cursor = new Cursor(value.CopyHandle());
+				Width = value.Size.Width;
+				Height = value.Size.Height;
+			}
+			get { return cursor; }
+		}
+
+		/// <summary>
+		/// This Dispose is called from the Dispose and the Destructor.
+		/// When disposing==true all non-managed resources should be freed too!
+		/// </summary>
+		/// <param name="disposing"></param>
+		protected override void Dispose(bool disposing) {
+			if (disposing) {
+				if (cursor != null) {
+					cursor.Dispose();
+				}
+			}
+			cursor = null;
+			base.Dispose(disposing);
+		}
+
+		public void Load(string filename) {
+			if (!File.Exists(filename)) {
+				return;
+			}
+
+            using Cursor fileCursor = new Cursor(filename);
+            Cursor = fileCursor;
+            LOG.Debug("Loaded file: " + filename + " with resolution: " + Height + "," + Width);
+        }
+
+		public override void Draw(Graphics graphics, RenderMode rm) {
+			if (cursor == null) {
+				return;
+			}
+			graphics.SmoothingMode = SmoothingMode.HighQuality;
+			graphics.InterpolationMode = InterpolationMode.NearestNeighbor;
+			graphics.CompositingQuality = CompositingQuality.Default;
+			graphics.PixelOffsetMode = PixelOffsetMode.None;
+			cursor.DrawStretched(graphics, Bounds);
+		}
+
+		public override Size DefaultSize => cursor?.Size ?? new Size(16, 16);
+	}
+}