89 lines
3.1 KiB
C#
89 lines
3.1 KiB
C#
//
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// System.Drawing.Text.PrivateFontCollection.cs
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//
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// (C) 2002 Ximian, Inc. http://www.ximian.com
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// Author: Everaldo Canuto everaldo.canuto@bol.com.br
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// Sanjay Gupta (gsanjay@novell.com)
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// Peter Dennis Bartok (pbartok@novell.com)
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//
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//
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// Copyright (C) 2004 - 2006 Novell, Inc (http://www.novell.com)
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//
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// Permission is hereby granted, free of charge, to any person obtaining
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// a copy of this software and associated documentation files (the
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// "Software"), to deal in the Software without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Software, and to
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// permit persons to whom the Software is furnished to do so, subject to
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// the following conditions:
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//
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// The above copyright notice and this permission notice shall be
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// included in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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//
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using System.IO;
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using System.Security.Permissions;
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using System.Runtime.InteropServices;
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namespace System.Drawing.Text {
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public sealed class PrivateFontCollection : FontCollection {
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// constructors
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public PrivateFontCollection ()
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{
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Status status = GDIPlus.GdipNewPrivateFontCollection (out nativeFontCollection);
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GDIPlus.CheckStatus (status);
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}
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// methods
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public void AddFontFile (string filename)
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{
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if (filename == null)
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throw new ArgumentNullException ("filename");
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// this ensure the filename is valid (or throw the correct exception)
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string fname = Path.GetFullPath (filename);
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if (!File.Exists (fname))
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throw new FileNotFoundException ();
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// note: MS throw the same exception FileNotFoundException if the file exists but isn't a valid font file
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Status status = GDIPlus.GdipPrivateAddFontFile (nativeFontCollection, fname);
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GDIPlus.CheckStatus (status);
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}
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[SecurityPermission (SecurityAction.Demand, UnmanagedCode = true)]
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public void AddMemoryFont (IntPtr memory, int length)
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{
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// note: MS throw FileNotFoundException if something is bad with the data (except for a null pointer)
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Status status = GDIPlus.GdipPrivateAddMemoryFont (nativeFontCollection, memory, length);
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GDIPlus.CheckStatus (status);
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}
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// methods
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protected override void Dispose (bool disposing)
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{
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if (nativeFontCollection!=IntPtr.Zero) {
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GDIPlus.GdipDeletePrivateFontCollection (ref nativeFontCollection);
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// This must be zeroed out, otherwise our base will also call
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// the GDI+ delete method on unix platforms. We're keeping the
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// base.Dispose() call in case other cleanup ever gets added there
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nativeFontCollection = IntPtr.Zero;
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}
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base.Dispose (disposing);
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}
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}
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}
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