[hyena/canvas] [Hyena.Gui] Add Pango.Layout.Height extension methods

[Gabriel Burt <gburt src gnome org>]

commit 96c0d574c9bf8f5896aa3829a2765e5f4b63fbc6
Author: Gabriel Burt <gabriel burt gmail com>
Date:   Fri Oct 22 13:01:20 2010 -0500

    [Hyena.Gui] Add Pango.Layout.Height extension methods

 Hyena.Gui/Hyena.Gui.dll.config         |    2 ++
 Hyena.Gui/Hyena.Gui/PangoExtensions.cs |   17 +++++++++++++++++
 2 files changed, 19 insertions(+), 0 deletions(-)
---
diff --git a/Hyena.Gui/Hyena.Gui.dll.config b/Hyena.Gui/Hyena.Gui.dll.config
index abc0d01..d9e6021 100644
--- a/Hyena.Gui/Hyena.Gui.dll.config
+++ b/Hyena.Gui/Hyena.Gui.dll.config
@@ -6,6 +6,7 @@
   <dllmap dll="libgdk_pixbuf-2.0-0.dll" target="libgdk_pixbuf-2.0.so.0" os="!windows,osx"/>
   <dllmap dll="libpangocairo-1.0-0.dll" target="libpangocairo-1.0.so.0" os="!windows,osx"/>
   <dllmap dll="libcairo-2.dll" target="libcairo.so.2" os="!windows,osx"/>
+  <dllmap dll="libpango-1.0-0.dll" target="libpango-1.0.so.0" os="!windows,osx"/>
 
   <dllmap dll="libgtk-win32-2.0-0.dll" target="libgtk-quartz-2.0.dylib" os="osx"/>
   <dllmap dll="libgdk-win32-2.0-0.dll" target="libgdk-quartz-2.0.dylib" os="osx"/>
@@ -13,5 +14,6 @@
   <dllmap dll="libgobject-2.0-0.dll" target="libgobject-2.0.dylib" os="osx"/>
   <dllmap dll="libgdk_pixbuf-2.0-0.dll" target="libgdk_pixbuf-2.0.dylib" os="osx"/>
   <dllmap dll="libpangocairo-1.0-0.dll" target="libpangocairo-1.0.dylib" os="osx"/>
+  <dllmap dll="libpango-1.0-0.dll" target="libpango-1.0.dylib" os="osx"/>
   <dllmap dll="libcairo-2.dll" target="libcairo.2.dylib" os="osx"/>
 </configuration>
diff --git a/Hyena.Gui/Hyena.Gui/PangoExtensions.cs b/Hyena.Gui/Hyena.Gui/PangoExtensions.cs
index 2b2b7a7..f59757c 100644
--- a/Hyena.Gui/Hyena.Gui/PangoExtensions.cs
+++ b/Hyena.Gui/Hyena.Gui/PangoExtensions.cs
@@ -26,6 +26,7 @@
 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 
 using System;
+using System.Runtime.InteropServices;
 using System.Linq;
 
 using Pango;
@@ -46,6 +47,22 @@ namespace Hyena.Gui
             }
         }
 
+        [DllImport("libpango-1.0-0.dll")]
+        static extern int pango_layout_get_height(IntPtr raw);
+        public static int GetHeight (this Pango.Layout layout)
+        {
+            int raw_ret = pango_layout_get_height(layout.Handle);
+            int ret = raw_ret;
+            return ret;
+        }
+
+        [DllImport("libpango-1.0-0.dll")]
+        static extern void pango_layout_set_height(IntPtr raw, int height);
+        public static void SetHeight (this Pango.Layout layout, int height)
+        {
+            pango_layout_set_height (layout.Handle, height);
+        }
+
         public static string FormatEscaped (this string format, params object [] args)
         {
             return String.Format (format, args.Select (a => a == null ? "" : GLib.Markup.EscapeText (a.ToString ())).ToArray ());