Code quality changes

GreenshotPlugin/Effects/ResizeCanvasEffect.cs

@@ -0,0 +1,66 @@
+/*
+ * Greenshot - a free and open source screenshot tool
+ * Copyright (C) 2007-2016 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.Drawing;
+using System.Drawing.Drawing2D;
+using GreenshotPlugin.Core;
+
+namespace GreenshotPlugin.Effects
+{
+	/// <summary>
+	/// ResizeCanvasEffect
+	/// </summary>
+	public class ResizeCanvasEffect : IEffect {
+		public ResizeCanvasEffect(int left, int right, int top, int bottom) {
+			Left = left;
+			Right = right;
+			Top = top;
+			Bottom = bottom;
+			BackgroundColor = Color.Empty;	// Uses the default background color depending on the format
+		}
+		public int Left {
+			get;
+			set;
+		}
+		public int Right {
+			get;
+			set;
+		}
+		public int Top {
+			get;
+			set;
+		}
+		public int Bottom {
+			get;
+			set;
+		}
+		public Color BackgroundColor {
+			get;
+			set;
+		}
+		public void Reset() {
+			// values don't have a default value
+		}
+		public Image Apply(Image sourceImage, Matrix matrix) {
+			return ImageHelper.ResizeCanvas(sourceImage, BackgroundColor, Left, Right, Top, Bottom, matrix);
+		}
+	}
+}