/*
 * 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);
		}
	}
}