Added forgotten files... and optimized the ImageOutput to skip some checks when using the .greenshot format.

git-svn-id: http://svn.code.sf.net/p/greenshot/code/trunk@2378 7dccd23d-a4a3-4e1f-8c07-b4c1b4018ab4

GreenshotPlugin/Core/Effects.cs

@@ -0,0 +1,185 @@
+/*
+ * Greenshot - a free and open source screenshot tool
+ * Copyright (C) 2007-2012  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;
+using System.Drawing;
+using System.Drawing.Imaging;
+using System.Windows.Forms;
+
+using Greenshot.Plugin.Drawing;
+using System.IO;
+using System.Collections.Generic;
+using GreenshotPlugin.Core;
+
+namespace Greenshot.Core {
+	/// <summary>
+	/// Interface to describe an effect
+	/// </summary>
+	public interface IEffect {
+		Bitmap Apply(Bitmap sourceBitmap, out Point offsetChange);
+	}
+
+	/// <summary>
+	/// DropShadowEffect
+	/// </summary>
+	public class DropShadowEffect : IEffect {
+		public DropShadowEffect() {
+			Darkness = 1f;
+			ShadowSize = 9;
+			ShadowOffset = new Point(-1, -1);
+		}
+		public float Darkness {
+			get;
+			set;
+		}
+		public int ShadowSize {
+			get;
+			set;
+		}
+		public Point ShadowOffset {
+			get;
+			set;
+		}
+		public Bitmap Apply(Bitmap sourceBitmap, out Point offsetChange) {
+			return ImageHelper.CreateShadow(sourceBitmap, Darkness, ShadowSize, ShadowOffset, out offsetChange, PixelFormat.Format32bppArgb); //Image.PixelFormat);
+		}
+	}
+
+	/// <summary>
+	/// TornEdgeEffect
+	/// </summary>
+	public class TornEdgeEffect : IEffect {
+		public TornEdgeEffect() {
+			Darkness = 1f;
+			ShadowSize = 7;
+			ShadowOffset = new Point(-1, -1);
+		}
+		public float Darkness {
+			get;
+			set;
+		}
+		public int ShadowSize {
+			get;
+			set;
+		}
+		public Point ShadowOffset {
+			get;
+			set;
+		}
+		public Bitmap Apply(Bitmap sourceBitmap, out Point offsetChange) {
+			using (Bitmap tmpTornImage = ImageHelper.CreateTornEdge(sourceBitmap)) {
+				return ImageHelper.CreateShadow(tmpTornImage, Darkness, ShadowSize, ShadowOffset, out offsetChange, PixelFormat.Format32bppArgb); //Image.PixelFormat);
+			}
+		}
+	}
+
+	/// <summary>
+	/// GrayscaleEffect
+	/// </summary>
+	public class GrayscaleEffect : IEffect {
+		public Bitmap Apply(Bitmap sourceBitmap, out Point offsetChange) {
+			offsetChange = Point.Empty;
+			return ImageHelper.CreateGrayscale(sourceBitmap);
+		}
+	}
+
+	/// <summary>
+	/// InvertEffect
+	/// </summary>
+	public class InvertEffect : IEffect {
+		public Bitmap Apply(Bitmap sourceBitmap, out Point offsetChange) {
+			offsetChange = Point.Empty;
+			return ImageHelper.CreateNegative(sourceBitmap);
+		}
+	}
+
+	/// <summary>
+	/// BorderEffect
+	/// </summary>
+	public class BorderEffect : IEffect {
+		public BorderEffect() {
+			Width = 2;
+			Color = Color.Black;
+		}
+		public Color Color {
+			get;
+			set;
+		}
+		public int Width {
+			get;
+			set;
+		}
+		public Bitmap Apply(Bitmap sourceBitmap, out Point offsetChange) {
+			return ImageHelper.CreateBorder(sourceBitmap, Width, Color, sourceBitmap.PixelFormat, out offsetChange);
+		}
+	}
+
+	/// <summary>
+	/// RotateEffect
+	/// </summary>
+	public class RotateEffect : IEffect {
+		public RotateEffect(int angle) {
+			Angle = angle;
+		}
+		public int Angle {
+			get;
+			set;
+		}
+		public Bitmap Apply(Bitmap sourceBitmap, out Point offsetChange) {
+			offsetChange = Point.Empty;
+			RotateFlipType flipType;
+			if (Angle == 90) {
+				flipType = RotateFlipType.Rotate90FlipNone;
+			} else if (Angle == -90 || Angle == 270) {
+				flipType = RotateFlipType.Rotate270FlipNone;
+			} else {
+				throw new NotSupportedException("Currently only an angle of 90 or -90 (270) is supported.");
+			}
+			return ImageHelper.RotateFlip(sourceBitmap, flipType);
+		}
+	}
+
+	/// <summary>
+	/// ResizeEffect
+	/// </summary>
+	public class ResizeEffect : IEffect {
+		public ResizeEffect(int width, int height, bool maintainAspectRatio) {
+			Width = width;
+			Height = height;
+			MaintainAspectRatio = maintainAspectRatio;
+		}
+		public int Width {
+			get;
+			set;
+		}
+		public int Height {
+			get;
+			set;
+		}
+		public bool MaintainAspectRatio {
+			get;
+			set;
+		}
+		public Bitmap Apply(Bitmap sourceBitmap, out Point offsetChange) {
+			offsetChange = Point.Empty;
+			return ImageHelper.ResizeBitmap(sourceBitmap, MaintainAspectRatio, Width, Height);
+		}
+	}
+}