// Author:
// Dennis Hayes (dennish@Raytek.com)
// Alexandre Pigolkine (pigolkine@gmx.de)
+// Peter Dennis Bartok (pbartok@novell.com)
//
// Copyright (C) 2002/2004 Ximian, Inc http://www.ximian.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.Drawing.Text;
using System.Text;
using System.Runtime.InteropServices;
public sealed class FontFamily : MarshalByRefObject, IDisposable
{
- static private FontFamily genericMonospace = null;
- static private FontFamily genericSansSerif = null;
- static private FontFamily genericSerif = null;
+ static private FontFamily genericMonospace;
+ static private FontFamily genericSansSerif;
+ static private FontFamily genericSerif;
private string name;
- internal IntPtr nativeFontFamily = IntPtr.Zero;
+ private IntPtr nativeFontFamily = IntPtr.Zero;
internal FontFamily(IntPtr fntfamily)
{
nativeFontFamily = fntfamily;
- refreshName();
}
internal void refreshName()
{
- if (nativeFontFamily != IntPtr.Zero) {
- int language = 0;
- StringBuilder sBuilder = new StringBuilder (GDIPlus.FACESIZE * UnicodeEncoding.CharSize);
- Status status = GDIPlus.GdipGetFamilyName (nativeFontFamily, sBuilder, language);
- GDIPlus.CheckStatus (status);
- name = sBuilder.ToString();
- }
- }
-
- //Need to come back here, is Arial the right thing to do
- internal FontFamily() : this ("Arial", null)
- {
-
+ 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 ();
{
return nativeFontFamily;
}
- set
- {
- nativeFontFamily = value;
- }
}
- public FontFamily(GenericFontFamilies genericFamily)
+ public FontFamily (GenericFontFamilies genericFamily)
{
Status status;
- switch (genericFamily)
- {
- case GenericFontFamilies.Monospace:
- status = GDIPlus.GdipGetGenericFontFamilyMonospace (out nativeFontFamily);
- GDIPlus.CheckStatus (status);
- refreshName ();
- break;
+ switch (genericFamily) {
case GenericFontFamilies.SansSerif:
status = GDIPlus.GdipGetGenericFontFamilySansSerif (out nativeFontFamily);
- GDIPlus.CheckStatus (status);
- refreshName ();
break;
case GenericFontFamilies.Serif:
status = GDIPlus.GdipGetGenericFontFamilySerif (out nativeFontFamily);
- GDIPlus.CheckStatus (status);
- refreshName ();
break;
+ case GenericFontFamilies.Monospace:
default: // Undocumented default
status = GDIPlus.GdipGetGenericFontFamilyMonospace (out nativeFontFamily);
- GDIPlus.CheckStatus (status);
- refreshName ();
break;
}
+ GDIPlus.CheckStatus (status);
}
public FontFamily(string familyName) : this (familyName, null)
public FontFamily (string familyName, FontCollection collection)
{
- Status status;
- if ( collection != null )
- status = GDIPlus.GdipCreateFontFamilyFromName (familyName, collection.nativeFontCollection, out nativeFontFamily);
- else
- status = GDIPlus.GdipCreateFontFamilyFromName (familyName, IntPtr.Zero, out nativeFontFamily);
+ IntPtr handle = (collection == null) ? IntPtr.Zero : collection.nativeFontCollection;
+ Status status = GDIPlus.GdipCreateFontFamilyFromName (familyName, handle, out nativeFontFamily);
GDIPlus.CheckStatus (status);
-
- refreshName ();
}
- public string Name
- {
- get
- {
+ 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
- {
-
- IntPtr generic = IntPtr.Zero;
- Status status = GDIPlus.GdipGetGenericFontFamilyMonospace (out generic);
- GDIPlus.CheckStatus (status);
- FontFamily genericMonospace = new FontFamily (generic);
- genericMonospace.refreshName ();
- return genericMonospace;
- }
+ public static FontFamily GenericMonospace {
+ get { return new FontFamily (GenericFontFamilies.Monospace); }
}
- public static FontFamily GenericSansSerif
- {
- get
- {
- IntPtr generic = IntPtr.Zero;
- Status status = GDIPlus.GdipGetGenericFontFamilySansSerif (out generic);
- GDIPlus.CheckStatus (status);
- FontFamily genericSansSerif = new FontFamily (generic);
- genericSansSerif.refreshName ();
- return genericSansSerif;
- }
+ public static FontFamily GenericSansSerif {
+ get { return new FontFamily (GenericFontFamilies.SansSerif); }
}
- public static FontFamily GenericSerif
- {
- get
- {
- IntPtr generic = IntPtr.Zero;
- Status status = GDIPlus.GdipGetGenericFontFamilySerif (out generic);
- GDIPlus.CheckStatus (status);
- FontFamily genericSerif = new FontFamily (generic);
- genericSerif.refreshName ();
- return genericSerif;
- }
+ public static FontFamily GenericSerif {
+ get { return new FontFamily (GenericFontFamilies.Serif); }
}
- //[MONO TODO]
- //Need to check how to get the Flags attribute to read
- //bitwise value of the enumeration
- internal int GetStyleCheck(FontStyle style)
- {
- int styleCheck = 0 ;
- switch ( style) {
- case FontStyle.Bold:
- styleCheck = 1;
- break;
- case FontStyle.Italic:
- styleCheck = 2;
- break;
- case FontStyle.Regular:
- styleCheck = 0;
- break;
- case FontStyle.Strikeout:
- styleCheck = 8;
- break;
- case FontStyle.Underline:
- styleCheck = 4;
- break;
- }
- return styleCheck;
- }
-
public int GetCellAscent (FontStyle style)
{
- Status status;
short outProperty;
- int styleCheck = GetStyleCheck (style);
- status = GDIPlus.GdipGetCellAscent (nativeFontFamily, styleCheck, out outProperty);
+ Status status = GDIPlus.GdipGetCellAscent (nativeFontFamily, (int)style, out outProperty);
GDIPlus.CheckStatus (status);
return (int) outProperty;
public int GetCellDescent (FontStyle style)
{
- Status status;
short outProperty;
- int styleCheck = GetStyleCheck (style);
- status = GDIPlus.GdipGetCellDescent (nativeFontFamily, styleCheck, out outProperty);
+ Status status = GDIPlus.GdipGetCellDescent (nativeFontFamily, (int)style, out outProperty);
GDIPlus.CheckStatus (status);
return (int) outProperty;
public int GetEmHeight (FontStyle style)
{
- Status status;
short outProperty;
- int styleCheck = GetStyleCheck (style);
- status = GDIPlus.GdipGetEmHeight (nativeFontFamily, styleCheck, out outProperty);
+ Status status = GDIPlus.GdipGetEmHeight (nativeFontFamily, (int)style, out outProperty);
GDIPlus.CheckStatus (status);
return (int) outProperty;
public int GetLineSpacing (FontStyle style)
{
- Status status;
short outProperty;
- int styleCheck = GetStyleCheck (style);
- status = GDIPlus.GdipGetLineSpacing (nativeFontFamily, styleCheck, out 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)
{
- Status status;
bool outProperty;
- int styleCheck = GetStyleCheck (style);
- status = GDIPlus.GdipIsStyleAvailable (nativeFontFamily, styleCheck, out outProperty);
+ Status status = GDIPlus.GdipIsStyleAvailable (nativeFontFamily, (int)style, out outProperty);
GDIPlus.CheckStatus (status);
return outProperty;
}
public void Dispose ()
- {
+ {
Status status = GDIPlus.GdipDeleteFontFamily (nativeFontFamily);
- if ( status == Status.Ok )
- nativeFontFamily = IntPtr.Zero;
- GC.SuppressFinalize(this);
+ nativeFontFamily = IntPtr.Zero;
+ GC.SuppressFinalize (this);
+ // check the status code (throw) at the last step
+ GDIPlus.CheckStatus (status);
}
- public override bool Equals(object obj)
+ public override bool Equals (object obj)
{
- if (!(obj is FontFamily))
+ FontFamily o = (obj as FontFamily);
+ if (o == null)
return false;
-
- FontFamily o = (FontFamily) obj;
- return (nativeFontFamily == o.nativeFontFamily);
+
+ return (Name == o.Name);
}
public override int GetHashCode ()
{
- return name.GetHashCode ();
+ return Name.GetHashCode ();
}
- public static FontFamily[] Families
- {
- get {
-
- return GetFamilies (null);
- }
+ 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;
+ return Name;
}
public override string ToString ()
{
- return "FontFamily :" + name;
+ return String.Concat ("[FontFamily: Name=", Name, "]");
}
-
}
}
projects / mono.git / blobdiff