1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
|
//
// System.Drawing.Text.PrivateFontCollection.cs
//
// (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 - 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
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// 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.IO;
using System.Security.Permissions;
using System.Runtime.InteropServices;
namespace System.Drawing.Text {
#if !NET_2_0
[ComVisible(false)]
#endif
public sealed class PrivateFontCollection : FontCollection {
// constructors
public PrivateFontCollection ()
{
Status status = GDIPlus.GdipNewPrivateFontCollection (out nativeFontCollection);
GDIPlus.CheckStatus (status);
}
// methods
public void AddFontFile (string filename)
{
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 ();
// 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);
}
[SecurityPermission (SecurityAction.Demand, UnmanagedCode = true)]
public void AddMemoryFont (IntPtr memory, int 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)
{
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 (disposing);
}
}
}
|
