no more submodule

GtkSharp/Source/OldStuff/gtkdotnet/Graphics.cs

@@ -0,0 +1,110 @@
+// Graphics.cs - System.Drawing integration with Gtk#
+//
+// Author:  Miguel de Icaza  <miguel@novell.com>
+//
+// Copyright (c) 2004 Novell, Inc.
+//
+// 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.
+
+
+// API issues:
+//    Maybe make the translation `out' parameters so they are explicit and the user knows about it?
+//    Add a way to copy a Graphics into a drawable?
+//
+
+using System;
+using System.Reflection;
+using System.Runtime.InteropServices;
+
+namespace Gtk.DotNet {
+	public class Graphics {
+
+		private const string GdkNativeDll = "libgdk-3-0.dll";
+		
+		private Graphics () {}
+
+		[DllImport (GdkNativeDll, CallingConvention = CallingConvention.Cdecl)]
+		internal static extern IntPtr gdk_win32_drawable_get_handle(IntPtr raw);
+
+		[DllImport (GdkNativeDll, CallingConvention = CallingConvention.Cdecl)]
+		internal static extern IntPtr gdk_win32_hdc_get(IntPtr drawable, IntPtr gc, int usage);
+		
+		[DllImport (GdkNativeDll, CallingConvention = CallingConvention.Cdecl)]
+		internal static extern void gdk_win32_hdc_release(IntPtr drawable,IntPtr gc,int usage);
+
+		[DllImport (GdkNativeDll, CallingConvention = CallingConvention.Cdecl)]
+		internal static extern IntPtr gdk_x11_drawable_get_xdisplay (IntPtr raw);
+		
+		[DllImport (GdkNativeDll, CallingConvention = CallingConvention.Cdecl)]
+		internal static extern IntPtr gdk_x11_drawable_get_xid (IntPtr raw);
+		
+		public static System.Drawing.Graphics FromDrawable (Gdk.Window drawable)
+		{
+			return FromDrawable (drawable, true);
+		}
+
+		public static System.Drawing.Graphics FromDrawable(Gdk.Window drawable, bool double_buffered)
+		{
+#if FIXME30
+			IntPtr x_drawable;
+			int x_off = 0, y_off = 0;
+			
+			PlatformID osversion = Environment.OSVersion.Platform;
+
+			if (osversion == PlatformID.Win32Windows || osversion == PlatformID.Win32NT ||
+			    osversion == PlatformID.Win32S || osversion == PlatformID.WinCE){
+				if (drawable is Gdk.Window && double_buffered)
+				    ((Gdk.Window)drawable).GetInternalPaintInfo(out drawable, out x_off, out y_off);
+
+				Cairo.Context gcc = new Gdk.GC(drawable);
+				
+				IntPtr windc = gdk_win32_hdc_get(drawable.Handle, gcc.Handle, 0);
+				
+				System.Drawing.Graphics g = System.Drawing.Graphics.FromHdc(windc);
+				
+				if (double_buffered) {
+					gdk_win32_hdc_release(drawable.Handle, gcc.Handle, 0);
+				}
+				
+				g.TranslateTransform(-x_off, -y_off);
+				
+				return g;
+			} else {
+				if (drawable is Gdk.Window && double_buffered)
+					((Gdk.Window) drawable).GetInternalPaintInfo(out drawable, out x_off, out y_off);
+				
+				x_drawable = drawable.Handle;
+				
+				IntPtr display = gdk_x11_drawable_get_xdisplay (x_drawable);
+				
+				Type graphics = typeof (System.Drawing.Graphics);
+				MethodInfo mi = graphics.GetMethod ("FromXDrawable", BindingFlags.Static | BindingFlags.NonPublic);
+				if (mi == null)
+					throw new NotImplementedException ("In this implementation I can not get a graphics from a drawable");
+				object [] args = new object [2] { (IntPtr) gdk_x11_drawable_get_xid (drawable.Handle), (IntPtr) display };
+				object r = mi.Invoke (null, args);
+				System.Drawing.Graphics g = (System.Drawing.Graphics) r;
+				
+				g.TranslateTransform (-x_off, -y_off);
+				
+				return g;
+			}
+#else
+			throw new NotSupportedException ();
+#endif
+		}
+	}
+
+}