GtkSharp/pango/Layout.custom

// Pango.Layout.custom - Pango Layout class customizations
//
// Authors: Pedro Abelleira Seco <pedroabelleira@yahoo.es>
//          Mike Kestner  <mkestner@ximian.com>
//
// Copyright (c) 2004 Novell, Inc.
//
// This code is inserted after the automatically generated code.
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of version 2 of the Lesser GNU General 
// Public License as published by the Free Software Foundation.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this program; if not, write to the
// Free Software Foundation, Inc., 59 Temple Place - Suite 330,
// Boston, MA 02111-1307, USA.

[DllImport("libpango-1.0-0.dll")]
static extern IntPtr pango_layout_get_lines(IntPtr raw);

public LayoutLine[] Lines {
	get {
		IntPtr list_ptr = pango_layout_get_lines(Handle);
		if (list_ptr == IntPtr.Zero)
			return new LayoutLine [0];
		GLib.SList list = new GLib.SList(list_ptr, typeof (IntPtr));
		LayoutLine[] result = new LayoutLine [list.Count];
		for (int i = 0; i < list.Count; i++)
			result[i] = new LayoutLine ((IntPtr)list[i]);
		return result;
	}
}

[DllImport("libpango-1.0-0.dll")]
static extern void pango_layout_set_markup_with_accel (IntPtr raw, IntPtr markup, int length, uint accel_marker, out uint accel_char);

public void SetMarkupWithAccel (string markup, char accel_marker, out char accel_char)
{
	uint ucs4_accel_char;
	IntPtr native_markup = GLib.Marshaller.StringToPtrGStrdup (markup);
	pango_layout_set_markup_with_accel (Handle, native_markup, -1, GLib.Marshaller.CharToGUnichar (accel_marker), out ucs4_accel_char);
	GLib.Marshaller.Free (native_markup);
	accel_char = GLib.Marshaller.GUnicharToChar (ucs4_accel_char);
}

		[DllImport("libglib-2.0-0.dll")]
		static extern void g_free (IntPtr raw);

		[DllImport("libpango-1.0-0.dll")]
		static extern void pango_layout_get_log_attrs (IntPtr raw, out IntPtr attrs, out int n_attrs);

		public LogAttr [] LogAttrs {
			get {
				int count;
				IntPtr array_ptr;
				pango_layout_get_log_attrs (Handle, out array_ptr, out count);
				if (array_ptr == IntPtr.Zero)
					return new LogAttr [0];
				LogAttr [] result = new LogAttr [count];
				for (int i = 0; i < count; i++) {
					IntPtr fam_ptr = Marshal.ReadIntPtr (array_ptr, i * IntPtr.Size);
					result [i] = LogAttr.New (fam_ptr);
				}

				g_free (array_ptr);
				return result;
			}
		}

		[DllImport ("libpango-1.0-0.dll")]
		static extern void pango_layout_set_text (IntPtr raw, IntPtr text, int length);

		public void SetText (string text) 
		{
			IntPtr native_text = GLib.Marshaller.StringToPtrGStrdup (text);
			pango_layout_set_text (Handle, native_text, -1);
			GLib.Marshaller.Free (native_text);
		}

		[DllImport ("libpango-1.0-0.dll")]
		static extern void pango_layout_set_markup (IntPtr raw, IntPtr markup, int length);

		public void SetMarkup (string markup) 
		{
			IntPtr native_markup = GLib.Marshaller.StringToPtrGStrdup (markup);
			pango_layout_set_markup (Handle, native_markup, -1);
			GLib.Marshaller.Free (native_markup);
		}