greenshot/Greenshot/Drawing/CursorContainer.cs
2010-07-25 18:20:18 +00:00

109 lines
2.9 KiB
C#

/*
* Greenshot - a free and open source screenshot tool
* Copyright (C) 2007-2010 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.Drawing2D;
using System.IO;
using System.Runtime.Serialization;
using System.Windows.Forms;
using Greenshot.Configuration;
using Greenshot.Drawing.Fields;
using Greenshot.Helpers;
namespace Greenshot.Drawing {
/// <summary>
/// Description of CursorContainer.
/// </summary>
[Serializable()]
public class CursorContainer : DrawableContainer, ICursorContainer {
private static log4net.ILog LOG = log4net.LogManager.GetLogger(typeof(CursorContainer));
protected Cursor cursor;
public CursorContainer(Surface parent) : base(parent) {
}
public CursorContainer(Surface parent, string filename) : base(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; }
}
/**
* Destructor
*/
~CursorContainer() {
Dispose(false);
}
/**
* The public accessible Dispose
* Will call the GarbageCollector to SuppressFinalize, preventing being cleaned twice
*/
public new void Dispose() {
Dispose(true);
base.Dispose();
GC.SuppressFinalize(this);
}
// The bulk of the clean-up code is implemented in Dispose(bool)
/**
* This Dispose is called from the Dispose and the Destructor.
* When disposing==true all non-managed resources should be freed too!
*/
protected virtual void Dispose(bool disposing) {
if (disposing) {
if (cursor != null) {
cursor.Dispose();
}
}
cursor = null;
}
public void Load(string filename) {
if (File.Exists(filename)) {
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) {
cursor.DrawStretched(graphics, Bounds);
}
}
}
}