93 lines
2.8 KiB
C#
93 lines
2.8 KiB
C#
//
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// System.Drawing.Text.FontCollection.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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namespace System.Drawing.Text {
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public abstract class FontCollection : IDisposable {
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internal IntPtr nativeFontCollection = IntPtr.Zero;
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internal FontCollection ()
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{
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}
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// methods
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public void Dispose()
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{
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Dispose (true);
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GC.SuppressFinalize (true);
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}
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protected virtual void Dispose (bool disposing)
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{
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// DO NOT FREE FROM HERE
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// FIXME: InstalledFontCollection cannot be freed safely and will leak one time
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// (inside libgdiplus). MS has a similar behaviour (but probably doesn't leak)
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}
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// properties
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public FontFamily[] Families
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{
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get {
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int found;
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int returned = 0;
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Status status;
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FontFamily[] families;
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IntPtr[] result;
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// MS doesn't throw ObjectDisposedException in this case
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if (nativeFontCollection == IntPtr.Zero)
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throw new ArgumentException (Locale.GetText ("Collection was disposed."));
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status = GDIPlus.GdipGetFontCollectionFamilyCount (nativeFontCollection, out found);
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GDIPlus.CheckStatus (status);
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if (found == 0)
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return new FontFamily [0];
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result = new IntPtr[found];
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status = GDIPlus.GdipGetFontCollectionFamilyList (nativeFontCollection, found, result, out returned);
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families = new FontFamily [returned];
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for ( int i = 0; i < returned ; i++) {
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families[i] = new FontFamily(result[i]);
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}
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return families;
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}
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}
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~FontCollection()
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{
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Dispose (false);
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}
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}
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}
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