2 // System.Drawing.Text.FontCollection.cs
4 // (C) 2002 Ximian, Inc. http://www.ximian.com
5 // Author: Everaldo Canuto everaldo.canuto@bol.com.br
6 // Sanjay Gupta (gsanjay@novell.com)
7 // Peter Dennis Bartok (pbartok@novell.com)
10 // Copyright (C) 2004 - 2006 Novell, Inc (http://www.novell.com)
12 // Permission is hereby granted, free of charge, to any person obtaining
13 // a copy of this software and associated documentation files (the
14 // "Software"), to deal in the Software without restriction, including
15 // without limitation the rights to use, copy, modify, merge, publish,
16 // distribute, sublicense, and/or sell copies of the Software, and to
17 // permit persons to whom the Software is furnished to do so, subject to
18 // the following conditions:
20 // The above copyright notice and this permission notice shall be
21 // included in all copies or substantial portions of the Software.
23 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
24 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
25 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
26 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
27 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
28 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
29 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
32 namespace System.Drawing.Text {
34 public abstract class FontCollection : IDisposable {
36 internal IntPtr nativeFontCollection = IntPtr.Zero;
38 internal FontCollection ()
46 GC.SuppressFinalize (true);
49 protected virtual void Dispose (bool disposing)
51 // DO NOT FREE FROM HERE
52 // FIXME: InstalledFontCollection cannot be freed safely and will leak one time
53 // (inside libgdiplus). MS has a similar behaviour (but probably doesn't leak)
57 public FontFamily[] Families
63 FontFamily[] families;
66 // MS doesn't throw ObjectDisposedException in this case
67 if (nativeFontCollection == IntPtr.Zero)
68 throw new ArgumentException (Locale.GetText ("Collection was disposed."));
70 status = GDIPlus.GdipGetFontCollectionFamilyCount (nativeFontCollection, out found);
71 GDIPlus.CheckStatus (status);
73 return new FontFamily [0];
75 result = new IntPtr[found];
76 status = GDIPlus.GdipGetFontCollectionFamilyList (nativeFontCollection, found, result, out returned);
78 families = new FontFamily [returned];
79 for ( int i = 0; i < returned ; i++) {
80 families[i] = new FontFamily(result[i]);