mirror of https://github.com/ShareX/ShareX.git
110 lines
3.0 KiB
C#
110 lines
3.0 KiB
C#
#region License Information (GPL v3)
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/*
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ShareX - A program that allows you to take screenshots and share any file type
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Copyright (c) 2007-2024 ShareX Team
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; either version 2
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of the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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Optionally you can also view the license at <http://www.gnu.org/licenses/>.
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*/
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#endregion License Information (GPL v3)
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using System;
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using System.Collections.Generic;
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using System.Drawing;
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namespace ShareX.HelpersLib
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{
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public class ImageFilesCache : IDisposable
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{
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private Dictionary<string, Bitmap> images = new Dictionary<string, Bitmap>();
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public Bitmap GetImage(string filePath)
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{
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Bitmap bmp = null;
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if (!string.IsNullOrEmpty(filePath))
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{
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if (images.ContainsKey(filePath))
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{
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return images[filePath];
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}
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bmp = ImageHelpers.LoadImage(filePath);
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if (bmp != null)
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{
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images.Add(filePath, bmp);
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}
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}
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return bmp;
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}
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public Bitmap GetFileIconAsImage(string filePath, bool isSmallIcon = true)
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{
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Bitmap bmp = null;
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if (!string.IsNullOrEmpty(filePath))
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{
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if (images.ContainsKey(filePath))
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{
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return images[filePath];
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}
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using (Icon icon = NativeMethods.GetFileIcon(filePath, isSmallIcon))
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{
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if (icon != null && icon.Width > 0 && icon.Height > 0)
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{
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bmp = icon.ToBitmap();
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if (bmp != null)
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{
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images.Add(filePath, bmp);
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}
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}
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}
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}
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return bmp;
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}
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public void Clear()
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{
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if (images != null)
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{
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Dispose();
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images.Clear();
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}
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}
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public void Dispose()
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{
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if (images != null)
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{
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foreach (Bitmap bmp in images.Values)
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{
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if (bmp != null)
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{
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bmp.Dispose();
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}
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}
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}
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}
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}
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} |