[Dotgnu-pnet-commits] CVS: pnetlib/Xsharp Widget.cs,1.6,1.7

[Rhys Weatherley <address@hidden>]

Update of /cvsroot/dotgnu-pnet/pnetlib/Xsharp
In directory subversions:/tmp/cvs-serv4790/Xsharp

Modified Files:
        Widget.cs 
Log Message:


Add some support code for converting between screen and client co-ordinates.


Index: Widget.cs
===================================================================
RCS file: /cvsroot/dotgnu-pnet/pnetlib/Xsharp/Widget.cs,v
retrieving revision 1.6
retrieving revision 1.7
diff -C2 -r1.6 -r1.7
*** Widget.cs   24 Jun 2003 07:52:49 -0000      1.6
--- Widget.cs   24 Jun 2003 11:10:02 -0000      1.7
***************
*** 1455,1458 ****
--- 1455,1514 ----
                        }
  
+       /// <summary>
+       /// <para>Convert a set of widget co-ordinates into screen
+       /// co-ordinates.</para>
+       /// </summary>
+       ///
+       /// <param name="x">
+       /// <para>The X co-ordinate of the point to convert.</para>
+       /// </param>
+       ///
+       /// <param name="y">
+       /// <para>The Y co-ordinate of the point to convert.</para>
+       /// </param>
+       ///
+       /// <returns>
+       /// <para>The screen point.</para>
+       /// </returns>
+       public Point WidgetToScreen(int x, int y)
+                       {
+                               Widget current = this;
+                               while(current.parent != null)
+                               {
+                                       x += current.x;
+                                       y += current.y;
+                                       current = current.parent;
+                               }
+                               return new Point(x, y);
+                       }
+ 
+       /// <summary>
+       /// <para>Convert a set of screen co-ordinates into widget
+       /// co-ordinates.</para>
+       /// </summary>
+       ///
+       /// <param name="x">
+       /// <para>The X co-ordinate of the point to convert.</para>
+       /// </param>
+       ///
+       /// <param name="y">
+       /// <para>The Y co-ordinate of the point to convert.</para>
+       /// </param>
+       ///
+       /// <returns>
+       /// <para>The widget point.</para>
+       /// </returns>
+       public Point ScreenToWidget(int x, int y)
+                       {
+                               Widget current = this;
+                               while(current.parent != null)
+                               {
+                                       x -= current.x;
+                                       y -= current.y;
+                                       current = current.parent;
+                               }
+                               return new Point(x, y);
+                       }
+ 
  } // class Widget