124 lines
3.2 KiB
C#
124 lines
3.2 KiB
C#
/*
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KeePass Password Safe - The Open-Source Password Manager
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Copyright (C) 2003-2021 Dominik Reichl <dominik.reichl@t-online.de>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(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 St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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using System;
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using System.Collections.Generic;
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using System.Diagnostics;
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#if !KeePassUAP
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using System.Drawing;
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#endif
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using KeePassLib.Utility;
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namespace KeePassLib
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{
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public sealed class PwCustomIcon
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{
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// Recommended maximum sizes, not obligatory
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internal const int MaxWidth = 128;
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internal const int MaxHeight = 128;
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private readonly PwUuid m_uuid;
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private readonly byte[] m_pbImageDataPng;
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private string m_strName = string.Empty;
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private DateTime? m_odtLastMod = null;
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private Dictionary<long, Android.Graphics.Bitmap> m_dImageCache = new Dictionary<long, Android.Graphics.Bitmap>();
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public PwUuid Uuid
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{
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get { return m_uuid; }
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}
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public byte[] ImageDataPng
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{
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get { return m_pbImageDataPng; }
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// When allowing 'set', do not copy the cache in 'Clone'
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}
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public string Name
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{
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get { return m_strName; }
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set
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{
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if (value == null) throw new ArgumentNullException("value");
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m_strName = value;
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}
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}
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public DateTime? LastModificationTime
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{
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get { return m_odtLastMod; }
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set { m_odtLastMod = value; }
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}
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[Obsolete("Use GetImage instead.")]
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public Android.Graphics.Bitmap Image
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{
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get { return GetImage(); } // Backward compatibility
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}
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public PwCustomIcon(PwUuid pu, byte[] pbImageDataPng)
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{
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if (pu == null) { Debug.Assert(false); throw new ArgumentNullException("pu"); }
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if (pu.Equals(PwUuid.Zero)) { Debug.Assert(false); throw new ArgumentOutOfRangeException("pu"); }
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if (pbImageDataPng == null) { Debug.Assert(false); throw new ArgumentNullException("pbImageDataPng"); }
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m_uuid = pu;
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m_pbImageDataPng = pbImageDataPng;
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}
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private static long GetKey(int w, int h)
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{
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return (((long)w << 32) ^ (long)h);
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}
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/// <summary>
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/// Get the icon as an <c>Image</c> (original size).
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/// </summary>
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public Android.Graphics.Bitmap GetImage()
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{
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const long lKey = -1;
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Android.Graphics.Bitmap img;
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if (m_dImageCache.TryGetValue(lKey, out img)) return img;
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try { img = GfxUtil.LoadImage(m_pbImageDataPng); }
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catch (Exception) { Debug.Assert(false); }
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m_dImageCache[lKey] = img;
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return img;
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}
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internal PwCustomIcon Clone()
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{
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PwCustomIcon ico = new PwCustomIcon(m_uuid, m_pbImageDataPng);
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ico.m_strName = m_strName;
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ico.m_odtLastMod = m_odtLastMod;
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ico.m_dImageCache = m_dImageCache; // Same image data
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return ico;
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}
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}
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}
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