From 760e6f58d0051738b0b8aba76bb6df9c29a8591d Mon Sep 17 00:00:00 2001
From: Robert Roebling <robert@roebling.de>
Date: Sat, 26 May 2007 16:01:59 +0000
Subject: [PATCH]  Support clipping in GNOME print backend.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/branches/WX_2_8_BRANCH@46220 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
---
 src/gtk/gnome/gprint.cpp | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)

diff --git a/src/gtk/gnome/gprint.cpp b/src/gtk/gnome/gprint.cpp
index 3d569001af..d3f7835b76 100644
--- a/src/gtk/gnome/gprint.cpp
+++ b/src/gtk/gnome/gprint.cpp
@@ -116,6 +116,11 @@ public:
     wxDL_METHOD_DEFINE( gint, gnome_print_grestore,
         (GnomePrintContext *pc), (pc), 0 )
 
+    wxDL_METHOD_DEFINE( gint, gnome_print_clip,
+        (GnomePrintContext *pc), (pc), 0 )
+    wxDL_METHOD_DEFINE( gint, gnome_print_eoclip,
+        (GnomePrintContext *pc), (pc), 0 )
+
     wxDL_METHOD_DEFINE( gint, gnome_print_beginpage,
         (GnomePrintContext *pc, const guchar* name), (pc, name), 0 )
     wxDL_METHOD_DEFINE( gint, gnome_print_showpage,
@@ -245,6 +250,9 @@ void wxGnomePrintLibrary::InitializeMethods()
     wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_gsave, success )
     wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_grestore, success )
 
+    wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_clip, success )
+    wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_eoclip, success )
+
     wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_beginpage, success )
     wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_showpage, success )
     wxDL_METHOD_LOAD( m_gnome_print_lib, gnome_print_end_doc, success )
@@ -1754,10 +1762,28 @@ void wxGnomePrintDC::SetBackground( const wxBrush& brush )
 
 void wxGnomePrintDC::DoSetClippingRegion(wxCoord x, wxCoord y, wxCoord width, wxCoord height)
 {
+    gs_lgp->gnome_print_gsave( m_gpc );
+    
+    gs_lgp->gnome_print_newpath( m_gpc );
+    gs_lgp->gnome_print_moveto( m_gpc, XLOG2DEV(x), YLOG2DEV(y) );
+    gs_lgp->gnome_print_lineto( m_gpc, XLOG2DEV(x + width), YLOG2DEV(y) );
+    gs_lgp->gnome_print_lineto( m_gpc, XLOG2DEV(x + width), YLOG2DEV(y + height) );
+    gs_lgp->gnome_print_lineto( m_gpc, XLOG2DEV(x), YLOG2DEV(y + height) );
+    gs_lgp->gnome_print_closepath( m_gpc );
+    gs_lgp->gnome_print_clip( m_gpc );
 }
 
 void wxGnomePrintDC::DestroyClippingRegion()
 {
+    gs_lgp->gnome_print_grestore( m_gpc );
+    
+#if 0
+    // not needed, we set the values in each
+    // drawing method anyways
+    SetPen( m_pen );
+    SetBrush( m_brush );
+    SetFont( m_font );
+#endif
 }
 
 bool wxGnomePrintDC::StartDoc(const wxString& message)