// (C) 2002 Ximian, Inc. http://www.ximian.com
// Author: Everaldo Canuto everaldo.canuto@bol.com.br
// Sanjay Gupta (gsanjay@novell.com)
+// Peter Dennis Bartok (pbartok@novell.com)
//
-
//
-// Copyright (C) 2004 Novell, Inc (http://www.novell.com)
+// Copyright (C) 2004 - 2006 Novell, Inc (http://www.novell.com)
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
-using System;
+
using System.IO;
-using System.Drawing;
using System.Runtime.InteropServices;
namespace System.Drawing.Text {
- [ComVisible(false)]
public sealed class PrivateFontCollection : FontCollection {
// constructors
- internal PrivateFontCollection (IntPtr ptr): base (ptr)
- {}
- public PrivateFontCollection()
+ public PrivateFontCollection ()
{
- Status status = GDIPlus.GdipNewPrivateFontCollection (out nativeFontCollection);
+ Status status = GDIPlus.GdipNewPrivateFontCollection (out _nativeFontCollection);
GDIPlus.CheckStatus (status);
}
// methods
- public void AddFontFile(string filename)
+ public void AddFontFile (string filename)
{
- if ( filename == null )
- throw new Exception ("Value cannot be null, Parameter name : filename");
- bool exists = File.Exists(filename);
- if (!exists)
- throw new Exception ("The path is not of a legal form");
+ if (filename == null)
+ throw new ArgumentNullException ("filename");
+
+ // this ensure the filename is valid (or throw the correct exception)
+ string fname = Path.GetFullPath (filename);
+
+ if (!File.Exists (fname))
+ throw new FileNotFoundException ();
- Status status = GDIPlus.GdipPrivateAddFontFile (nativeFontCollection, filename);
+ // note: MS throw the same exception FileNotFoundException if the file exists but isn't a valid font file
+ Status status = GDIPlus.GdipPrivateAddFontFile (_nativeFontCollection, fname);
GDIPlus.CheckStatus (status);
}
- public void AddMemoryFont(IntPtr memory, int length)
+ public void AddMemoryFont (IntPtr memory, int length)
{
- Status status = GDIPlus.GdipPrivateAddMemoryFont (nativeFontCollection, memory, length);
+ // note: MS throw FileNotFoundException if something is bad with the data (except for a null pointer)
+ Status status = GDIPlus.GdipPrivateAddMemoryFont (_nativeFontCollection, memory, length);
GDIPlus.CheckStatus (status);
}
// methods
- protected override void Dispose(bool disposing)
+ protected override void Dispose (bool disposing)
{
- if (nativeFontCollection!=IntPtr.Zero){
- GDIPlus.GdipDeletePrivateFontCollection (nativeFontCollection);
- nativeFontCollection = IntPtr.Zero;
+ if (_nativeFontCollection!=IntPtr.Zero) {
+ GDIPlus.GdipDeletePrivateFontCollection (ref _nativeFontCollection);
+
+ // This must be zeroed out, otherwise our base will also call
+ // the GDI+ delete method on unix platforms. We're keeping the
+ // base.Dispose() call in case other cleanup ever gets added there
+ _nativeFontCollection = IntPtr.Zero;
}
- base.Dispose (true);
+ base.Dispose (disposing);
}
-
-
}
}
-