//
// Author:
// Dennis Hayes (dennish@Raytek.com)
+// Alexandre Pigolkine (pigolkine@gmx.de)
+// Peter Dennis Bartok (pbartok@novell.com)
//
-// (C) 2002 Ximian, Inc
+// Copyright (C) 2002/2004 Ximian, Inc http://www.ximian.com
+// Copyright (C) 2004 - 2006 Novell, Inc (http://www.novell.com)
//
-using System;
+// 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.Drawing.Text;
+using System.Text;
+using System.Runtime.InteropServices;
namespace System.Drawing {
- /// <summary>
- /// Summary description for FontFamily.
- /// </summary>
- public class FontFamily {
- public FontFamily() {
+
+ public sealed class FontFamily : MarshalByRefObject, IDisposable
+ {
+
+ static private FontFamily genericMonospace;
+ static private FontFamily genericSansSerif;
+ static private FontFamily genericSerif;
+ private string name;
+ private IntPtr nativeFontFamily = IntPtr.Zero;
+
+ internal FontFamily(IntPtr fntfamily)
+ {
+ nativeFontFamily = fntfamily;
+ }
+
+ internal void refreshName()
+ {
+ StringBuilder sb;
+
+ if (nativeFontFamily == IntPtr.Zero)
+ return;
+
+ sb = new StringBuilder (GDIPlus.FACESIZE);
+ Status status = GDIPlus.GdipGetFamilyName (nativeFontFamily, sb, 0);
+ GDIPlus.CheckStatus (status);
+ name = sb.ToString();
+ }
+
+ ~FontFamily()
+ {
+ Dispose ();
+ }
+
+ internal IntPtr NativeObject
+ {
+ get
+ {
+ return nativeFontFamily;
+ }
+ }
+
+ public FontFamily (GenericFontFamilies genericFamily)
+ {
+ Status status;
+ switch (genericFamily) {
+ case GenericFontFamilies.SansSerif:
+ status = GDIPlus.GdipGetGenericFontFamilySansSerif (out nativeFontFamily);
+ break;
+ case GenericFontFamilies.Serif:
+ status = GDIPlus.GdipGetGenericFontFamilySerif (out nativeFontFamily);
+ break;
+ case GenericFontFamilies.Monospace:
+ default: // Undocumented default
+ status = GDIPlus.GdipGetGenericFontFamilyMonospace (out nativeFontFamily);
+ break;
+ }
+ GDIPlus.CheckStatus (status);
+ }
+
+ public FontFamily(string familyName) : this (familyName, null)
+ {
+ }
+
+ public FontFamily (string familyName, FontCollection collection)
+ {
+ IntPtr handle = (collection == null) ? IntPtr.Zero : collection.nativeFontCollection;
+ Status status = GDIPlus.GdipCreateFontFamilyFromName (familyName, handle, out nativeFontFamily);
+ GDIPlus.CheckStatus (status);
+ }
+
+ public string Name {
+ get {
+ if (nativeFontFamily == IntPtr.Zero)
+ throw new ArgumentException ("Name", Locale.GetText ("Object was disposed."));
+ if (name == null)
+ refreshName ();
+ return name;
+ }
+ }
+
+ public static FontFamily GenericMonospace {
+ get { return new FontFamily (GenericFontFamilies.Monospace); }
+ }
+
+ public static FontFamily GenericSansSerif {
+ get { return new FontFamily (GenericFontFamilies.SansSerif); }
+ }
+
+ public static FontFamily GenericSerif {
+ get { return new FontFamily (GenericFontFamilies.Serif); }
+ }
+
+ public int GetCellAscent (FontStyle style)
+ {
+ short outProperty;
+ Status status = GDIPlus.GdipGetCellAscent (nativeFontFamily, (int)style, out outProperty);
+ GDIPlus.CheckStatus (status);
+
+ return (int) outProperty;
+ }
+
+ public int GetCellDescent (FontStyle style)
+ {
+ short outProperty;
+ Status status = GDIPlus.GdipGetCellDescent (nativeFontFamily, (int)style, out outProperty);
+ GDIPlus.CheckStatus (status);
+
+ return (int) outProperty;
+ }
+
+ public int GetEmHeight (FontStyle style)
+ {
+ short outProperty;
+ Status status = GDIPlus.GdipGetEmHeight (nativeFontFamily, (int)style, out outProperty);
+ GDIPlus.CheckStatus (status);
+
+ return (int) outProperty;
+ }
+
+ public int GetLineSpacing (FontStyle style)
+ {
+ short outProperty;
+ Status status = GDIPlus.GdipGetLineSpacing (nativeFontFamily, (int)style, out outProperty);
+ GDIPlus.CheckStatus (status);
+
+ return (int) outProperty;
+ }
+
+ // note: libgdiplus always returns true
+ public bool IsStyleAvailable (FontStyle style)
+ {
+ bool outProperty;
+ Status status = GDIPlus.GdipIsStyleAvailable (nativeFontFamily, (int)style, out outProperty);
+ GDIPlus.CheckStatus (status);
+
+ return outProperty;
+ }
+
+ public void Dispose ()
+ {
+ if (nativeFontFamily != IntPtr.Zero) {
+ Status status = GDIPlus.GdipDeleteFontFamily (nativeFontFamily);
+ nativeFontFamily = IntPtr.Zero;
+ GC.SuppressFinalize (this);
+ // check the status code (throw) at the last step
+ GDIPlus.CheckStatus (status);
+ }
+ }
+
+ public override bool Equals (object obj)
+ {
+ FontFamily o = (obj as FontFamily);
+ if (o == null)
+ return false;
+
+ return (Name == o.Name);
+ }
+
+ public override int GetHashCode ()
+ {
+ return Name.GetHashCode ();
+ }
+
+
+ public static FontFamily[] Families {
+ get { return new InstalledFontCollection ().Families; }
+ }
+
+ public static FontFamily[] GetFamilies (Graphics graphics)
+ {
+ if (graphics == null)
+ throw new ArgumentNullException ("graphics");
+
+ InstalledFontCollection fntcol = new InstalledFontCollection ();
+ return fntcol.Families;
+ }
+
+ [MonoTODO ("We only support the default system language")]
+ public string GetName (int language)
+ {
+ return Name;
+ }
+
+ public override string ToString ()
+ {
+ return String.Concat ("[FontFamily: Name=", Name, "]");
}
}
}
+