Fix a number of mingw compile errors.

[wxWidgets.git] / src / gtk / dcclient.cpp

diff --git a/src/gtk/dcclient.cpp b/src/gtk/dcclient.cpp
index 31b0bf61bd5175b7d88dcbb5f34931e142c9cc58..798b1f413f1ef72c3d3c3320690fa26707ffaa7b 100644 (file)
--- a/src/gtk/dcclient.cpp
+++ b/src/gtk/dcclient.cpp
@@ -1,24 +1,41 @@
 /////////////////////////////////////////////////////////////////////////////
 /////////////////////////////////////////////////////////////////////////////

-// Name:        dcclient.cpp
-// Purpose:
+// Name:        src/gtk/dcclient.cpp
+// Purpose:     wxWindowDCImpl implementation

 // Author:      Robert Roebling
 // RCS-ID:      $Id$
 // Author:      Robert Roebling
 // RCS-ID:      $Id$

-// Copyright:   (c) 1998 Robert Roebling, Markus Holzem, Chris Breeze
-// Licence:           wxWindows licence
+// Copyright:   (c) 1998 Robert Roebling, Chris Breeze
+// Licence:     wxWindows licence

 /////////////////////////////////////////////////////////////////////////////
 
 /////////////////////////////////////////////////////////////////////////////
 

-#ifdef __GNUG__
-#pragma implementation "dcclient.h"
+// For compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
+
+#include "wx/gtk/dcclient.h"
+
+#ifndef WX_PRECOMP
+    #include "wx/window.h"
+    #include "wx/log.h"
+    #include "wx/dcmemory.h"
+    #include "wx/math.h"
+    #include "wx/image.h"
+    #include "wx/module.h"

 #endif
 
 #endif
 

-#include "wx/dcclient.h"
-#include "wx/dcmemory.h"
-#include "wx/image.h"
-#include "wx/gtk/win_gtk.h"
+#include "wx/fontutil.h"
+
+#include "wx/gtk/private.h"
+#include "wx/gtk/private/object.h"
+
+//-----------------------------------------------------------------------------
+// local defines
+//-----------------------------------------------------------------------------

 
 

-#include <math.h>               // for floating-point functions
-#include <gdk/gdk.h>
-#include <gtk/gtk.h>
+#define XLOG2DEV(x)    LogicalToDeviceX(x)
+#define XLOG2DEVREL(x) LogicalToDeviceXRel(x)
+#define YLOG2DEV(y)    LogicalToDeviceY(y)
+#define YLOG2DEVREL(y) LogicalToDeviceYRel(y)
+
+#define USE_PAINT_REGION 1

 
 //-----------------------------------------------------------------------------
 // local data
 
 //-----------------------------------------------------------------------------
 // local data


@@ -30,111 +47,272 @@
 #include "horiz.xbm"
 #include "verti.xbm"
 #include "cross.xbm"
 #include "horiz.xbm"
 #include "verti.xbm"
 #include "cross.xbm"

-#define  num_hatches 6

 
 

-static GdkPixmap  *hatches[num_hatches];
-static GdkPixmap **hatch_bitmap = (GdkPixmap **) NULL;
+static GdkPixmap* hatches[wxBRUSHSTYLE_LAST_HATCH - wxBRUSHSTYLE_FIRST_HATCH + 1];

 
 //-----------------------------------------------------------------------------
 // constants
 //-----------------------------------------------------------------------------
 
 
 //-----------------------------------------------------------------------------
 // constants
 //-----------------------------------------------------------------------------
 

-#define RAD2DEG 57.2957795131
+static const double RAD2DEG  = 180.0 / M_PI;
+
+// ----------------------------------------------------------------------------
+// private functions
+// ----------------------------------------------------------------------------
+
+static inline double dmax(double a, double b) { return a > b ? a : b; }
+static inline double dmin(double a, double b) { return a < b ? a : b; }
+
+static inline double DegToRad(double deg) { return (deg * M_PI) / 180.0; }
+
+static GdkPixmap* GetHatch(int style)
+{
+    wxASSERT(style >= wxBRUSHSTYLE_FIRST_HATCH && style <= wxBRUSHSTYLE_LAST_HATCH);
+    const int i = style - wxBRUSHSTYLE_FIRST_HATCH;
+    if (hatches[i] == NULL)
+    {
+        // This macro creates a bitmap from an XBM file included above. Notice
+        // the need for the cast because gdk_bitmap_create_from_data() doesn't
+        // accept unsigned data but the arrays in XBM need to be unsigned to
+        // avoid warnings (and even errors in C+0x mode) from g++.
+#define CREATE_FROM_XBM_DATA(name) \
+        gdk_bitmap_create_from_data \
+        ( \
+            NULL, \
+            reinterpret_cast<gchar *>(name ## _bits), \
+            name ## _width, \
+            name ## _height \
+        )
+
+        switch (style)
+        {
+        case wxBRUSHSTYLE_BDIAGONAL_HATCH:
+            hatches[i] = CREATE_FROM_XBM_DATA(bdiag);
+            break;
+        case wxBRUSHSTYLE_CROSSDIAG_HATCH:
+            hatches[i] = CREATE_FROM_XBM_DATA(cdiag);
+            break;
+        case wxBRUSHSTYLE_CROSS_HATCH:
+            hatches[i] = CREATE_FROM_XBM_DATA(cross);
+            break;
+        case wxBRUSHSTYLE_FDIAGONAL_HATCH:
+            hatches[i] = CREATE_FROM_XBM_DATA(fdiag);
+            break;
+        case wxBRUSHSTYLE_HORIZONTAL_HATCH:
+            hatches[i] = CREATE_FROM_XBM_DATA(horiz);
+            break;
+        case wxBRUSHSTYLE_VERTICAL_HATCH:
+            hatches[i] = CREATE_FROM_XBM_DATA(verti);
+            break;
+        }
+
+#undef CREATE_FROM_XBM_DATA
+    }
+    return hatches[i];
+}

 
 //-----------------------------------------------------------------------------
 
 //-----------------------------------------------------------------------------

-// temporary implementation of the missing GDK function
+// Implement Pool of Graphic contexts. Creating them takes too much time.

 //-----------------------------------------------------------------------------
 
 //-----------------------------------------------------------------------------
 

-#include "gdk/gdkprivate.h"
-
-void gdk_draw_bitmap     (GdkDrawable  *drawable,
-                          GdkGC               *gc,
-                          GdkDrawable  *src,
-                          gint                xsrc,
-                          gint                ysrc,
-                          gint                xdest,
-                          gint                ydest,
-                          gint                width,
-                          gint                height)
-{
-    GdkWindowPrivate *drawable_private;
-    GdkWindowPrivate *src_private;
-    GdkGCPrivate *gc_private;
-
-    g_return_if_fail (drawable != NULL);
-    g_return_if_fail (src != NULL);
-    g_return_if_fail (gc != NULL);
-
-    drawable_private = (GdkWindowPrivate*) drawable;
-    src_private = (GdkWindowPrivate*) src;
-    if (drawable_private->destroyed || src_private->destroyed)
+enum wxPoolGCType
+{
+   wxGC_ERROR = 0,
+   wxTEXT_MONO,
+   wxBG_MONO,
+   wxPEN_MONO,
+   wxBRUSH_MONO,
+   wxTEXT_COLOUR,
+   wxBG_COLOUR,
+   wxPEN_COLOUR,
+   wxBRUSH_COLOUR,
+   wxTEXT_SCREEN,
+   wxBG_SCREEN,
+   wxPEN_SCREEN,
+   wxBRUSH_SCREEN
+};
+
+struct wxGC
+{
+    GdkGC        *m_gc;
+    wxPoolGCType  m_type;
+    bool          m_used;
+};
+
+#define GC_POOL_ALLOC_SIZE 100
+
+static int wxGCPoolSize = 0;
+
+static wxGC *wxGCPool = NULL;
+
+static void wxInitGCPool()
+{
+    // This really could wait until the first call to
+    // wxGetPoolGC, but we will make the first allocation
+    // now when other initialization is being performed.
+
+    // Set initial pool size.
+    wxGCPoolSize = GC_POOL_ALLOC_SIZE;
+
+    // Allocate initial pool.
+    wxGCPool = (wxGC *)malloc(wxGCPoolSize * sizeof(wxGC));
+    if (wxGCPool == NULL)
+    {
+        // If we cannot malloc, then fail with error
+        // when debug is enabled.  If debug is not enabled,
+        // the problem will eventually get caught
+        // in wxGetPoolGC.
+        wxFAIL_MSG( wxT("Cannot allocate GC pool") );

         return;
         return;

+    }
+
+    // Zero initial pool.
+    memset(wxGCPool, 0, wxGCPoolSize * sizeof(wxGC));
+}
+
+static void wxCleanUpGCPool()
+{
+    for (int i = 0; i < wxGCPoolSize; i++)
+    {
+        if (wxGCPool[i].m_gc)
+            g_object_unref (wxGCPool[i].m_gc);
+    }
+
+    free(wxGCPool);
+    wxGCPool = NULL;
+    wxGCPoolSize = 0;
+}

 
 

-    gc_private = (GdkGCPrivate*) gc;
+static GdkGC* wxGetPoolGC( GdkWindow *window, wxPoolGCType type )
+{
+    wxGC *pptr;

 
 

-    if (width == -1) width = src_private->width;
-    if (height == -1) height = src_private->height;
+    // Look for an available GC.
+    for (int i = 0; i < wxGCPoolSize; i++)
+    {
+        if (!wxGCPool[i].m_gc)
+        {
+            wxGCPool[i].m_gc = gdk_gc_new( window );
+            gdk_gc_set_exposures( wxGCPool[i].m_gc, FALSE );
+            wxGCPool[i].m_type = type;
+            wxGCPool[i].m_used = false;
+        }
+        if ((!wxGCPool[i].m_used) && (wxGCPool[i].m_type == type))
+        {
+            wxGCPool[i].m_used = true;
+            return wxGCPool[i].m_gc;
+        }
+    }
+
+    // We did not find an available GC.
+    // We need to grow the GC pool.
+    pptr = (wxGC *)realloc(wxGCPool,
+        (wxGCPoolSize + GC_POOL_ALLOC_SIZE)*sizeof(wxGC));
+    if (pptr != NULL)
+    {
+        // Initialize newly allocated pool.
+        wxGCPool = pptr;
+        memset(&wxGCPool[wxGCPoolSize], 0,
+            GC_POOL_ALLOC_SIZE*sizeof(wxGC));
+
+        // Initialize entry we will return.
+        wxGCPool[wxGCPoolSize].m_gc = gdk_gc_new( window );
+        gdk_gc_set_exposures( wxGCPool[wxGCPoolSize].m_gc, FALSE );
+        wxGCPool[wxGCPoolSize].m_type = type;
+        wxGCPool[wxGCPoolSize].m_used = true;
+
+        // Set new value of pool size.
+        wxGCPoolSize += GC_POOL_ALLOC_SIZE;
+
+        // Return newly allocated entry.
+        return wxGCPool[wxGCPoolSize-GC_POOL_ALLOC_SIZE].m_gc;
+    }
+
+    // The realloc failed.  Fall through to error.
+    wxFAIL_MSG( wxT("No GC available") );
+
+    return NULL;
+}
+
+static void wxFreePoolGC( GdkGC *gc )
+{
+    for (int i = 0; i < wxGCPoolSize; i++)
+    {
+        if (wxGCPool[i].m_gc == gc)
+        {
+            wxGCPool[i].m_used = false;
+            return;
+        }
+    }

 
 

-    XCopyPlane( drawable_private->xdisplay,
-                src_private->xwindow,
-                drawable_private->xwindow,
-                gc_private->xgc,
-                xsrc, ysrc,
-                width, height,
-                xdest, ydest,
-                1 );
+    wxFAIL_MSG( wxT("Wrong GC") );

 }
 
 //-----------------------------------------------------------------------------
 // wxWindowDC
 //-----------------------------------------------------------------------------
 
 }
 
 //-----------------------------------------------------------------------------
 // wxWindowDC
 //-----------------------------------------------------------------------------
 

-IMPLEMENT_DYNAMIC_CLASS(wxWindowDC, wxDC)
+IMPLEMENT_ABSTRACT_CLASS(wxWindowDCImpl, wxGTKDCImpl)

 
 

-wxWindowDC::wxWindowDC()
+wxWindowDCImpl::wxWindowDCImpl( wxDC *owner ) :
+   wxGTKDCImpl( owner )

 {
 {

-    m_penGC = (GdkGC *) NULL;
-    m_brushGC = (GdkGC *) NULL;
-    m_textGC = (GdkGC *) NULL;
-    m_bgGC = (GdkGC *) NULL;
-    m_cmap = (GdkColormap *) NULL;
-    m_isMemDC = FALSE;
-    m_owner = (wxWindow *)NULL;
+    m_gdkwindow = NULL;
+    m_penGC = NULL;
+    m_brushGC = NULL;
+    m_textGC = NULL;
+    m_bgGC = NULL;
+    m_cmap = NULL;
+    m_isScreenDC = false;
+    m_context = NULL;
+    m_layout = NULL;
+    m_fontdesc = NULL;

 }
 
 }
 

-wxWindowDC::wxWindowDC( wxWindow *window )
+wxWindowDCImpl::wxWindowDCImpl( wxDC *owner, wxWindow *window ) :
+   wxGTKDCImpl( owner )

 {
 {

-    m_penGC = (GdkGC *) NULL;
-    m_brushGC = (GdkGC *) NULL;
-    m_textGC = (GdkGC *) NULL;
-    m_bgGC = (GdkGC *) NULL;
-    m_cmap = (GdkColormap *) NULL;
-    m_owner = (wxWindow *)NULL;
-    m_isMemDC = FALSE;
-    m_font = window->GetFont();
-

     wxASSERT_MSG( window, wxT("DC needs a window") );
 
     wxASSERT_MSG( window, wxT("DC needs a window") );
 

+    m_gdkwindow = NULL;
+    m_penGC = NULL;
+    m_brushGC = NULL;
+    m_textGC = NULL;
+    m_bgGC = NULL;
+    m_cmap = NULL;
+    m_isScreenDC = false;
+    m_font = window->GetFont();
+

     GtkWidget *widget = window->m_wxwindow;
     GtkWidget *widget = window->m_wxwindow;

+    m_gdkwindow = window->GTKGetDrawingWindow();

 
 

-    wxASSERT_MSG( widget, wxT("DC needs a widget") );
+    // Some controls don't have m_wxwindow - like wxStaticBox, but the user
+    // code should still be able to create wxClientDCs for them
+    if ( !widget )
+    {
+        widget = window->m_widget;
+
+        wxCHECK_RET(widget, "DC needs a widget");
+
+        m_gdkwindow = widget->window;
+        if (!gtk_widget_get_has_window(widget))
+            SetDeviceLocalOrigin(widget->allocation.x, widget->allocation.y);
+    }

 
 

-    GtkPizza *pizza = GTK_PIZZA( widget );
-    m_window = pizza->bin_window;
+    m_context = window->GTKGetPangoDefaultContext();
+    m_layout = pango_layout_new( m_context );
+    m_fontdesc = pango_font_description_copy( widget->style->font_desc );

 
 

-    /* not realized ? */
-    if (!m_window)
+    // Window not realized ?
+    if (!m_gdkwindow)

     {
     {

-         /* don't report problems */
-         m_ok = TRUE;
+         // Don't report problems as per MSW.
+         m_ok = true;

 
          return;
     }
 
 
          return;
     }
 

-    if (window->m_wxwindow)
-        m_cmap = gtk_widget_get_colormap( window->m_wxwindow );
-    else
-        m_cmap = gtk_widget_get_colormap( window->m_widget );
+    m_cmap = gtk_widget_get_colormap(widget);

 
     SetUpDC();
 
 
     SetUpDC();
 


@@ -145,63 +323,248 @@ wxWindowDC::wxWindowDC( wxWindow *window )
        is white whereas a window might assume gray to be the
        standard (as e.g. wxStatusBar) */
 
        is white whereas a window might assume gray to be the
        standard (as e.g. wxStatusBar) */
 

-    m_owner = window;
+    m_window = window;
+
+    if (m_window && m_window->m_wxwindow &&
+        (m_window->GetLayoutDirection() == wxLayout_RightToLeft))
+    {
+        // reverse sense
+        m_signX = -1;
+
+        // origin in the upper right corner
+        m_deviceOriginX = m_window->GetClientSize().x;
+    }

 }
 
 }
 

-wxWindowDC::~wxWindowDC()
+wxWindowDCImpl::~wxWindowDCImpl()

 {
     Destroy();
 {
     Destroy();

+
+    if (m_layout)
+        g_object_unref (m_layout);
+    if (m_fontdesc)
+        pango_font_description_free( m_fontdesc );

 }
 
 }
 

-void wxWindowDC::DoFloodFill( wxCoord WXUNUSED(x), wxCoord WXUNUSED(y),
-                           const wxColour &WXUNUSED(col), int WXUNUSED(style) )
+void wxWindowDCImpl::SetUpDC( bool isMemDC )

 {
 {

-    wxFAIL_MSG( wxT("wxWindowDC::DoFloodFill not implemented") );
+    m_ok = true;
+
+    wxASSERT_MSG( !m_penGC, wxT("GCs already created") );
+
+    bool done = false;
+
+    if ((isMemDC) && (GetSelectedBitmap().IsOk()))
+    {
+        if (GetSelectedBitmap().GetDepth() == 1)
+        {
+            m_penGC = wxGetPoolGC( m_gdkwindow, wxPEN_MONO );
+            m_brushGC = wxGetPoolGC( m_gdkwindow, wxBRUSH_MONO );
+            m_textGC = wxGetPoolGC( m_gdkwindow, wxTEXT_MONO );
+            m_bgGC = wxGetPoolGC( m_gdkwindow, wxBG_MONO );
+            done = true;
+        }
+    }
+
+    if (!done)
+    {
+        if (m_isScreenDC)
+        {
+            m_penGC = wxGetPoolGC( m_gdkwindow, wxPEN_SCREEN );
+            m_brushGC = wxGetPoolGC( m_gdkwindow, wxBRUSH_SCREEN );
+            m_textGC = wxGetPoolGC( m_gdkwindow, wxTEXT_SCREEN );
+            m_bgGC = wxGetPoolGC( m_gdkwindow, wxBG_SCREEN );
+        }
+        else
+        {
+            m_penGC = wxGetPoolGC( m_gdkwindow, wxPEN_COLOUR );
+            m_brushGC = wxGetPoolGC( m_gdkwindow, wxBRUSH_COLOUR );
+            m_textGC = wxGetPoolGC( m_gdkwindow, wxTEXT_COLOUR );
+            m_bgGC = wxGetPoolGC( m_gdkwindow, wxBG_COLOUR );
+        }
+    }
+
+    /* background colour */
+    m_backgroundBrush = *wxWHITE_BRUSH;
+    m_backgroundBrush.GetColour().CalcPixel( m_cmap );
+    const GdkColor *bg_col = m_backgroundBrush.GetColour().GetColor();
+
+    /* m_textGC */
+    m_textForegroundColour.CalcPixel( m_cmap );
+    gdk_gc_set_foreground( m_textGC, m_textForegroundColour.GetColor() );
+
+    m_textBackgroundColour.CalcPixel( m_cmap );
+    gdk_gc_set_background( m_textGC, m_textBackgroundColour.GetColor() );
+
+    gdk_gc_set_fill( m_textGC, GDK_SOLID );
+
+    gdk_gc_set_colormap( m_textGC, m_cmap );
+
+    /* m_penGC */
+    m_pen.GetColour().CalcPixel( m_cmap );
+    gdk_gc_set_foreground( m_penGC, m_pen.GetColour().GetColor() );
+    gdk_gc_set_background( m_penGC, bg_col );
+
+    gdk_gc_set_line_attributes( m_penGC, 0, GDK_LINE_SOLID, GDK_CAP_NOT_LAST, GDK_JOIN_ROUND );
+
+    /* m_brushGC */
+    m_brush.GetColour().CalcPixel( m_cmap );
+    gdk_gc_set_foreground( m_brushGC, m_brush.GetColour().GetColor() );
+    gdk_gc_set_background( m_brushGC, bg_col );
+
+    gdk_gc_set_fill( m_brushGC, GDK_SOLID );
+
+    /* m_bgGC */
+    gdk_gc_set_background( m_bgGC, bg_col );
+    gdk_gc_set_foreground( m_bgGC, bg_col );
+
+    gdk_gc_set_fill( m_bgGC, GDK_SOLID );
+
+    /* ROPs */
+    gdk_gc_set_function( m_textGC, GDK_COPY );
+    gdk_gc_set_function( m_brushGC, GDK_COPY );
+    gdk_gc_set_function( m_penGC, GDK_COPY );
+
+    /* clipping */
+    gdk_gc_set_clip_rectangle( m_penGC, NULL );
+    gdk_gc_set_clip_rectangle( m_brushGC, NULL );
+    gdk_gc_set_clip_rectangle( m_textGC, NULL );
+    gdk_gc_set_clip_rectangle( m_bgGC, NULL );

 }
 
 }
 

-bool wxWindowDC::DoGetPixel( wxCoord WXUNUSED(x1), wxCoord WXUNUSED(y1), wxColour *WXUNUSED(col) ) const
+void wxWindowDCImpl::DoGetSize( int* width, int* height ) const

 {
 {

-    wxFAIL_MSG( wxT("wxWindowDC::DoGetPixel not implemented") );
-    return FALSE;
+    wxCHECK_RET( m_window, wxT("GetSize() doesn't work without window") );
+
+    m_window->GetSize(width, height);

 }
 
 }
 

-void wxWindowDC::DoDrawLine( wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2 )
+bool wxWindowDCImpl::DoFloodFill(wxCoord x, wxCoord y,
+                                 const wxColour& col, wxFloodFillStyle style)

 {
 {

-    wxCHECK_RET( Ok(), wxT("invalid window dc") );
+#if wxUSE_IMAGE
+    extern bool wxDoFloodFill(wxDC *dc, wxCoord x, wxCoord y,
+                              const wxColour & col, wxFloodFillStyle style);
+
+    return wxDoFloodFill( GetOwner(), x, y, col, style);
+#else
+    wxUnusedVar(x);
+    wxUnusedVar(y);
+    wxUnusedVar(col);
+    wxUnusedVar(style);
+
+    return false;
+#endif
+}

 
 

-    if (m_pen.GetStyle() != wxTRANSPARENT)
+bool wxWindowDCImpl::DoGetPixel( wxCoord x1, wxCoord y1, wxColour *col ) const
+{
+    GdkImage* image = NULL;
+    if (m_gdkwindow)

     {
     {

-        if (m_window)
-            gdk_draw_line( m_window, m_penGC, XLOG2DEV(x1), YLOG2DEV(y1), XLOG2DEV(x2), YLOG2DEV(y2) );
+        const int x = LogicalToDeviceX(x1);
+        const int y = LogicalToDeviceY(y1);
+        wxRect rect;
+        gdk_drawable_get_size(m_gdkwindow, &rect.width, &rect.height);
+        if (rect.Contains(x, y))
+            image = gdk_drawable_get_image(m_gdkwindow, x, y, 1, 1);
+    }
+    if (image == NULL)
+    {
+        *col = wxColour();
+        return false;
+    }
+    GdkColormap* colormap = gdk_image_get_colormap(image);
+    const unsigned pixel = gdk_image_get_pixel(image, 0, 0);
+    if (colormap == NULL)
+        *col = pixel ? m_textForegroundColour : m_textBackgroundColour;
+    else
+    {
+        GdkColor c;
+        gdk_colormap_query_color(colormap, pixel, &c);
+        col->Set(c.red >> 8, c.green >> 8, c.blue >> 8);
+    }
+    g_object_unref(image);
+    return true;
+}
+
+void wxWindowDCImpl::DoDrawLine( wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2 )
+{
+    wxCHECK_RET( IsOk(), wxT("invalid window dc") );
+
+    if ( m_pen.IsNonTransparent() )
+    {
+        if (m_gdkwindow)
+            gdk_draw_line( m_gdkwindow, m_penGC, XLOG2DEV(x1), YLOG2DEV(y1), XLOG2DEV(x2), YLOG2DEV(y2) );

 
         CalcBoundingBox(x1, y1);
         CalcBoundingBox(x2, y2);
     }
 }
 
 
         CalcBoundingBox(x1, y1);
         CalcBoundingBox(x2, y2);
     }
 }
 

-void wxWindowDC::DoCrossHair( wxCoord x, wxCoord y )
+void wxWindowDCImpl::DoCrossHair( wxCoord x, wxCoord y )

 {
 {

-    wxCHECK_RET( Ok(), wxT("invalid window dc") );
+    wxCHECK_RET( IsOk(), wxT("invalid window dc") );

 
 

-    if (m_pen.GetStyle() != wxTRANSPARENT)
+    if ( m_pen.IsNonTransparent() )

     {
         int w = 0;
         int h = 0;
     {
         int w = 0;
         int h = 0;

-        GetSize( &w, &h );
+        GetOwner()->GetSize( &w, &h );

         wxCoord xx = XLOG2DEV(x);
         wxCoord yy = YLOG2DEV(y);
         wxCoord xx = XLOG2DEV(x);
         wxCoord yy = YLOG2DEV(y);

-        if (m_window)
+        if (m_gdkwindow)

         {
         {

-            gdk_draw_line( m_window, m_penGC, 0, yy, XLOG2DEVREL(w), yy );
-            gdk_draw_line( m_window, m_penGC, xx, 0, xx, YLOG2DEVREL(h) );
+            gdk_draw_line( m_gdkwindow, m_penGC, 0, yy, XLOG2DEVREL(w), yy );
+            gdk_draw_line( m_gdkwindow, m_penGC, xx, 0, xx, YLOG2DEVREL(h) );

         }
     }
 }
 
         }
     }
 }
 

-void wxWindowDC::DoDrawArc( wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2,
+void wxWindowDCImpl::DrawingSetup(GdkGC*& gc, bool& originChanged)
+{
+    gc = m_brushGC;
+    GdkPixmap* pixmap = NULL;
+    const int style = m_brush.GetStyle();
+
+    if (style == wxBRUSHSTYLE_STIPPLE || style == wxBRUSHSTYLE_STIPPLE_MASK_OPAQUE)
+    {
+        const wxBitmap* stipple = m_brush.GetStipple();
+        if (stipple->IsOk())
+        {
+            if (style == wxBRUSHSTYLE_STIPPLE)
+                pixmap = stipple->GetPixmap();
+            else if (stipple->GetMask())
+            {
+                pixmap = stipple->GetPixmap();
+                gc = m_textGC;
+            }
+        }
+    }
+    else if (m_brush.IsHatch())
+    {
+        pixmap = GetHatch(style);
+    }
+
+    int origin_x = 0;
+    int origin_y = 0;
+    if (pixmap)
+    {
+        int w, h;
+        gdk_drawable_get_size(pixmap, &w, &h);
+        origin_x = m_deviceOriginX % w;
+        origin_y = m_deviceOriginY % h;
+    }
+
+    originChanged = origin_x || origin_y;
+    if (originChanged)
+        gdk_gc_set_ts_origin(gc, origin_x, origin_y);
+}
+
+void wxWindowDCImpl::DoDrawArc( wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2,

                             wxCoord xc, wxCoord yc )
 {
                             wxCoord xc, wxCoord yc )
 {

-    wxCHECK_RET( Ok(), wxT("invalid window dc") );
+    wxCHECK_RET( IsOk(), wxT("invalid window dc") );

 
     wxCoord xx1 = XLOG2DEV(x1);
     wxCoord yy1 = YLOG2DEV(y1);
 
     wxCoord xx1 = XLOG2DEV(x1);
     wxCoord yy1 = YLOG2DEV(y1);


@@ -220,10 +583,10 @@ void wxWindowDC::DoDrawArc( wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2,
         radius1 = 0.0;
         radius2 = 360.0;
     }
         radius1 = 0.0;
         radius2 = 360.0;
     }

-    else
-    if (radius == 0.0)
+    else if ( wxIsNullDouble(radius) )

     {
     {

-        radius1 = radius2 = 0.0;
+        radius1 =
+        radius2 = 0.0;

     }
     else
     {
     }
     else
     {


@@ -239,22 +602,39 @@ void wxWindowDC::DoDrawArc( wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2,
     while (alpha2 <= 0) alpha2 += 360*64;
     while (alpha1 > 360*64) alpha1 -= 360*64;
 
     while (alpha2 <= 0) alpha2 += 360*64;
     while (alpha1 > 360*64) alpha1 -= 360*64;
 

-    if (m_window)
+    if (m_gdkwindow)

     {
     {

-        if (m_brush.GetStyle() != wxTRANSPARENT)
-            gdk_draw_arc( m_window, m_brushGC, TRUE, xxc-r, yyc-r, 2*r,2*r, alpha1, alpha2 );
+        if ( m_brush.IsNonTransparent() )
+        {
+            GdkGC* gc;
+            bool originChanged;
+            DrawingSetup(gc, originChanged);
+
+            gdk_draw_arc(m_gdkwindow, gc, true, xxc-r, yyc-r, 2*r, 2*r, alpha1, alpha2);
+
+            if (originChanged)
+                gdk_gc_set_ts_origin(gc, 0, 0);
+        }
+
+        if ( m_pen.IsNonTransparent() )
+        {
+            gdk_draw_arc( m_gdkwindow, m_penGC, FALSE, xxc-r, yyc-r, 2*r,2*r, alpha1, alpha2 );

 
 

-        if (m_pen.GetStyle() != wxTRANSPARENT)
-            gdk_draw_arc( m_window, m_penGC, FALSE, xxc-r, yyc-r, 2*r,2*r, alpha1, alpha2 );
+            if ( m_brush.IsNonTransparent() && (alpha2 - alpha1 != 360*64) )
+            {
+                gdk_draw_line( m_gdkwindow, m_penGC, xx1, yy1, xxc, yyc );
+                gdk_draw_line( m_gdkwindow, m_penGC, xxc, yyc, xx2, yy2 );
+            }
+        }

     }
 
     CalcBoundingBox (x1, y1);
     CalcBoundingBox (x2, y2);
 }
 
     }
 
     CalcBoundingBox (x1, y1);
     CalcBoundingBox (x2, y2);
 }
 

-void wxWindowDC::DoDrawEllipticArc( wxCoord x, wxCoord y, wxCoord width, wxCoord height, double sa, double ea )
+void wxWindowDCImpl::DoDrawEllipticArc( wxCoord x, wxCoord y, wxCoord width, wxCoord height, double sa, double ea )

 {
 {

-    wxCHECK_RET( Ok(), wxT("invalid window dc") );
+    wxCHECK_RET( IsOk(), wxT("invalid window dc") );

 
     wxCoord xx = XLOG2DEV(x);
     wxCoord yy = YLOG2DEV(y);
 
     wxCoord xx = XLOG2DEV(x);
     wxCoord yy = YLOG2DEV(y);


@@ -265,94 +645,144 @@ void wxWindowDC::DoDrawEllipticArc( wxCoord x, wxCoord y, wxCoord width, wxCoord
     if (ww < 0) { ww = -ww; xx = xx - ww; }
     if (hh < 0) { hh = -hh; yy = yy - hh; }
 
     if (ww < 0) { ww = -ww; xx = xx - ww; }
     if (hh < 0) { hh = -hh; yy = yy - hh; }
 

-    if (m_window)
+    if (m_gdkwindow)

     {
         wxCoord start = wxCoord(sa * 64.0);
     {
         wxCoord start = wxCoord(sa * 64.0);

-        wxCoord end = wxCoord(ea * 64.0);
+        wxCoord end = wxCoord((ea-sa) * 64.0);
+
+        if ( m_brush.IsNonTransparent() )
+        {
+            GdkGC* gc;
+            bool originChanged;
+            DrawingSetup(gc, originChanged);
+
+            gdk_draw_arc(m_gdkwindow, gc, true, xx, yy, ww, hh, start, end);

 
 

-        if (m_brush.GetStyle() != wxTRANSPARENT)
-            gdk_draw_arc( m_window, m_brushGC, TRUE, xx, yy, ww, hh, start, end );
+            if (originChanged)
+                gdk_gc_set_ts_origin(gc, 0, 0);
+        }

 
 

-        if (m_pen.GetStyle() != wxTRANSPARENT)
-            gdk_draw_arc( m_window, m_penGC, FALSE, xx, yy, ww, hh, start, end );
+        if ( m_pen.IsNonTransparent() )
+            gdk_draw_arc( m_gdkwindow, m_penGC, FALSE, xx, yy, ww, hh, start, end );

     }
 
     CalcBoundingBox (x, y);
     CalcBoundingBox (x + width, y + height);
 }
 
     }
 
     CalcBoundingBox (x, y);
     CalcBoundingBox (x + width, y + height);
 }
 

-void wxWindowDC::DoDrawPoint( wxCoord x, wxCoord y )
+void wxWindowDCImpl::DoDrawPoint( wxCoord x, wxCoord y )

 {
 {

-    wxCHECK_RET( Ok(), wxT("invalid window dc") );
+    wxCHECK_RET( IsOk(), wxT("invalid window dc") );

 
 

-    if ((m_pen.GetStyle() != wxTRANSPARENT) && m_window)
-        gdk_draw_point( m_window, m_penGC, XLOG2DEV(x), YLOG2DEV(y) );
+    if ( m_pen.IsNonTransparent() && m_gdkwindow )
+        gdk_draw_point( m_gdkwindow, m_penGC, XLOG2DEV(x), YLOG2DEV(y) );

 
     CalcBoundingBox (x, y);
 }
 
 
     CalcBoundingBox (x, y);
 }
 

-void wxWindowDC::DoDrawLines( int n, wxPoint points[], wxCoord xoffset, wxCoord yoffset )
+void wxWindowDCImpl::DoDrawLines( int n, wxPoint points[], wxCoord xoffset, wxCoord yoffset )

 {
 {

-    wxCHECK_RET( Ok(), wxT("invalid window dc") );
+    wxCHECK_RET( IsOk(), wxT("invalid window dc") );

 
 

-    if (m_pen.GetStyle() == wxTRANSPARENT) return;

     if (n <= 0) return;
 
     if (n <= 0) return;
 

-    CalcBoundingBox( points[0].x + xoffset, points[0].y + yoffset );
+    if ( m_pen.IsTransparent() )
+        return;
+
+    //Check, if scaling is necessary
+    const bool doScale =
+        xoffset != 0 || yoffset != 0 || XLOG2DEV(10) != 10 || YLOG2DEV(10) != 10;

 
 

-    for (int i = 0; i < n-1; i++)
-    {
-        wxCoord x1 = XLOG2DEV(points[i].x + xoffset);
-        wxCoord x2 = XLOG2DEV(points[i+1].x + xoffset);
-        wxCoord y1 = YLOG2DEV(points[i].y + yoffset);     // oh, what a waste
-        wxCoord y2 = YLOG2DEV(points[i+1].y + yoffset);
+    // GdkPoint and wxPoint have the same memory layout, so we can cast one to the other
+    GdkPoint* gpts = reinterpret_cast<GdkPoint*>(points);

 
 

-        if (m_window)
-            gdk_draw_line( m_window, m_penGC, x1, y1, x2, y2 );
+    if (doScale)
+        gpts = new GdkPoint[n];

 
 

-        CalcBoundingBox( points[i+1].x + xoffset, points[i+1].y + yoffset );
+    for (int i = 0; i < n; i++)
+    {
+        if (doScale)
+        {
+            gpts[i].x = XLOG2DEV(points[i].x + xoffset);
+            gpts[i].y = YLOG2DEV(points[i].y + yoffset);
+        }
+        CalcBoundingBox(points[i].x + xoffset, points[i].y + yoffset);

     }
     }

+
+    if (m_gdkwindow)
+        gdk_draw_lines( m_gdkwindow, m_penGC, gpts, n);
+
+    if (doScale)
+        delete[] gpts;

 }
 
 }
 

-void wxWindowDC::DoDrawPolygon( int n, wxPoint points[], wxCoord xoffset, wxCoord yoffset, int WXUNUSED(fillStyle) )
+void wxWindowDCImpl::DoDrawPolygon( int n, wxPoint points[],
+                                    wxCoord xoffset, wxCoord yoffset,
+                                    wxPolygonFillMode WXUNUSED(fillStyle) )

 {
 {

-    wxCHECK_RET( Ok(), wxT("invalid window dc") );
+    wxCHECK_RET( IsOk(), wxT("invalid window dc") );

 
     if (n <= 0) return;
 
 
     if (n <= 0) return;
 

-    GdkPoint *gdkpoints = new GdkPoint[n+1];
+    //Check, if scaling is necessary
+    const bool doScale =
+        xoffset != 0 || yoffset != 0 || XLOG2DEV(10) != 10 || YLOG2DEV(10) != 10;
+
+    // GdkPoint and wxPoint have the same memory layout, so we can cast one to the other
+    GdkPoint* gdkpoints = reinterpret_cast<GdkPoint*>(points);
+
+    if (doScale)
+        gdkpoints = new GdkPoint[n];
+

     int i;
     for (i = 0 ; i < n ; i++)
     {
     int i;
     for (i = 0 ; i < n ; i++)
     {

-        gdkpoints[i].x = XLOG2DEV(points[i].x + xoffset);
-        gdkpoints[i].y = YLOG2DEV(points[i].y + yoffset);
-
-        CalcBoundingBox( points[i].x + xoffset, points[i].y + yoffset );
+        if (doScale)
+        {
+            gdkpoints[i].x = XLOG2DEV(points[i].x + xoffset);
+            gdkpoints[i].y = YLOG2DEV(points[i].y + yoffset);
+        }
+        CalcBoundingBox(points[i].x + xoffset, points[i].y + yoffset);

     }
 
     }
 

-    if ((m_brush.GetStyle() != wxTRANSPARENT) && m_window)
-        gdk_draw_polygon (m_window, m_brushGC, TRUE, gdkpoints, n);
+    if (m_gdkwindow)
+    {
+        if ( m_brush.IsNonTransparent() )
+        {
+            GdkGC* gc;
+            bool originChanged;
+            DrawingSetup(gc, originChanged);

 
 

-    // To do: Fillstyle
+            gdk_draw_polygon(m_gdkwindow, gc, true, gdkpoints, n);

 
 

-    if ((m_pen.GetStyle() != wxTRANSPARENT) && m_window)
-    {
-        for (i = 0 ; i < n ; i++)
+            if (originChanged)
+                gdk_gc_set_ts_origin(gc, 0, 0);
+        }
+
+        if ( m_pen.IsNonTransparent() )

         {
         {

-            gdk_draw_line( m_window, m_penGC,
-                           gdkpoints[i%n].x,
-                           gdkpoints[i%n].y,
-                           gdkpoints[(i+1)%n].x,
-                           gdkpoints[(i+1)%n].y);
+/*
+            for (i = 0 ; i < n ; i++)
+            {
+                gdk_draw_line( m_gdkwindow, m_penGC,
+                               gdkpoints[i%n].x,
+                               gdkpoints[i%n].y,
+                               gdkpoints[(i+1)%n].x,
+                               gdkpoints[(i+1)%n].y);
+            }
+*/
+            gdk_draw_polygon( m_gdkwindow, m_penGC, FALSE, gdkpoints, n );
+

         }
     }
 
         }
     }
 

-    delete[] gdkpoints;
+    if (doScale)
+        delete[] gdkpoints;

 }
 
 }
 

-void wxWindowDC::DoDrawRectangle( wxCoord x, wxCoord y, wxCoord width, wxCoord height )
+void wxWindowDCImpl::DoDrawRectangle( wxCoord x, wxCoord y, wxCoord width, wxCoord height )

 {
 {

-    wxCHECK_RET( Ok(), wxT("invalid window dc") );
+    wxCHECK_RET( IsOk(), wxT("invalid window dc") );

 
     wxCoord xx = XLOG2DEV(x);
     wxCoord yy = YLOG2DEV(y);
 
     wxCoord xx = XLOG2DEV(x);
     wxCoord yy = YLOG2DEV(y);


@@ -366,22 +796,58 @@ void wxWindowDC::DoDrawRectangle( wxCoord x, wxCoord y, wxCoord width, wxCoord h
     if (ww < 0) { ww = -ww; xx = xx - ww; }
     if (hh < 0) { hh = -hh; yy = yy - hh; }
 
     if (ww < 0) { ww = -ww; xx = xx - ww; }
     if (hh < 0) { hh = -hh; yy = yy - hh; }
 

-    if (m_window)
+    if (m_gdkwindow)

     {
     {

-        if (m_brush.GetStyle() != wxTRANSPARENT)
-            gdk_draw_rectangle( m_window, m_brushGC, TRUE, xx, yy, ww, hh );
+        if ( m_brush.IsNonTransparent() )
+        {
+            GdkGC* gc;
+            bool originChanged;
+            DrawingSetup(gc, originChanged);
+
+            gdk_draw_rectangle(m_gdkwindow, gc, true, xx, yy, ww, hh);
+
+            if (originChanged)
+                gdk_gc_set_ts_origin(gc, 0, 0);
+        }

 
 

-        if (m_pen.GetStyle() != wxTRANSPARENT)
-            gdk_draw_rectangle( m_window, m_penGC, FALSE, xx, yy, ww-1, hh-1 );
+        if ( m_pen.IsNonTransparent() )
+        {
+            if ((m_pen.GetWidth() == 2) && (m_pen.GetCap() == wxCAP_ROUND) &&
+                (m_pen.GetJoin() == wxJOIN_ROUND) && (m_pen.GetStyle() == wxPENSTYLE_SOLID))
+            {
+                // Use 2 1-line rects instead
+                gdk_gc_set_line_attributes( m_penGC, 1, GDK_LINE_SOLID, GDK_CAP_ROUND, GDK_JOIN_ROUND );
+
+                if (m_signX == -1)
+                {
+                    // Different for RTL
+                    gdk_draw_rectangle( m_gdkwindow, m_penGC, FALSE, xx+1, yy, ww-2, hh-2 );
+                    gdk_draw_rectangle( m_gdkwindow, m_penGC, FALSE, xx, yy-1, ww, hh );
+                }
+                else
+                {
+                    gdk_draw_rectangle( m_gdkwindow, m_penGC, FALSE, xx, yy, ww-2, hh-2 );
+                    gdk_draw_rectangle( m_gdkwindow, m_penGC, FALSE, xx-1, yy-1, ww, hh );
+                }
+
+                // reset
+                gdk_gc_set_line_attributes( m_penGC, 2, GDK_LINE_SOLID, GDK_CAP_ROUND, GDK_JOIN_ROUND );
+            }
+            else
+            {
+                // Just use X11 for other cases
+                gdk_draw_rectangle( m_gdkwindow, m_penGC, FALSE, xx, yy, ww-1, hh-1 );
+            }
+        }

     }
 
     CalcBoundingBox( x, y );
     CalcBoundingBox( x + width, y + height );
 }
 
     }
 
     CalcBoundingBox( x, y );
     CalcBoundingBox( x + width, y + height );
 }
 

-void wxWindowDC::DoDrawRoundedRectangle( wxCoord x, wxCoord y, wxCoord width, wxCoord height, double radius )
+void wxWindowDCImpl::DoDrawRoundedRectangle( wxCoord x, wxCoord y, wxCoord width, wxCoord height, double radius )

 {
 {

-    wxCHECK_RET( Ok(), wxT("invalid window dc") );
+    wxCHECK_RET( IsOk(), wxT("invalid window dc") );

 
     if (radius < 0.0) radius = - radius * ((width < height) ? width : height);
 
 
     if (radius < 0.0) radius = - radius * ((width < height) ? width : height);
 


@@ -399,7 +865,7 @@ void wxWindowDC::DoDrawRoundedRectangle( wxCoord x, wxCoord y, wxCoord width, wx
     // X drawing errors with small radii
     if (rr == 0)
     {
     // X drawing errors with small radii
     if (rr == 0)
     {

-        DrawRectangle( x, y, width, height );
+        DoDrawRectangle( x, y, width, height );

         return;
     }
 
         return;
     }
 


@@ -408,13 +874,13 @@ void wxWindowDC::DoDrawRoundedRectangle( wxCoord x, wxCoord y, wxCoord width, wx
 
     // CMB: adjust size if outline is drawn otherwise the result is
     // 1 pixel too wide and high
 
     // CMB: adjust size if outline is drawn otherwise the result is
     // 1 pixel too wide and high

-    if (m_pen.GetStyle() != wxTRANSPARENT)
+    if ( m_pen.IsNonTransparent() )

     {
         ww--;
         hh--;
     }
 
     {
         ww--;
         hh--;
     }
 

-    if (m_window)
+    if (m_gdkwindow)

     {
         // CMB: ensure dd is not larger than rectangle otherwise we
         // get an hour glass shape
     {
         // CMB: ensure dd is not larger than rectangle otherwise we
         // get an hour glass shape


@@ -423,26 +889,33 @@ void wxWindowDC::DoDrawRoundedRectangle( wxCoord x, wxCoord y, wxCoord width, wx
         if (dd > hh) dd = hh;
         rr = dd / 2;
 
         if (dd > hh) dd = hh;
         rr = dd / 2;
 

-        if (m_brush.GetStyle() != wxTRANSPARENT)
+        if ( m_brush.IsNonTransparent() )

         {
         {

-            gdk_draw_rectangle( m_window, m_brushGC, TRUE, xx+rr, yy, ww-dd+1, hh );
-            gdk_draw_rectangle( m_window, m_brushGC, TRUE, xx, yy+rr, ww, hh-dd+1 );
-            gdk_draw_arc( m_window, m_brushGC, TRUE, xx, yy, dd, dd, 90*64, 90*64 );
-            gdk_draw_arc( m_window, m_brushGC, TRUE, xx+ww-dd, yy, dd, dd, 0, 90*64 );
-            gdk_draw_arc( m_window, m_brushGC, TRUE, xx+ww-dd, yy+hh-dd, dd, dd, 270*64, 90*64 );
-            gdk_draw_arc( m_window, m_brushGC, TRUE, xx, yy+hh-dd, dd, dd, 180*64, 90*64 );
+            GdkGC* gc;
+            bool originChanged;
+            DrawingSetup(gc, originChanged);
+
+            gdk_draw_rectangle(m_gdkwindow, gc, true, xx+rr, yy, ww-dd+1, hh);
+            gdk_draw_rectangle(m_gdkwindow, gc, true, xx, yy+rr, ww, hh-dd+1);
+            gdk_draw_arc(m_gdkwindow, gc, true, xx, yy, dd, dd, 90*64, 90*64);
+            gdk_draw_arc(m_gdkwindow, gc, true, xx+ww-dd, yy, dd, dd, 0, 90*64);
+            gdk_draw_arc(m_gdkwindow, gc, true, xx+ww-dd, yy+hh-dd, dd, dd, 270*64, 90*64);
+            gdk_draw_arc(m_gdkwindow, gc, true, xx, yy+hh-dd, dd, dd, 180*64, 90*64);
+
+            if (originChanged)
+                gdk_gc_set_ts_origin(gc, 0, 0);

         }
 
         }
 

-        if (m_pen.GetStyle() != wxTRANSPARENT)
+        if ( m_pen.IsNonTransparent() )

         {
         {

-            gdk_draw_line( m_window, m_penGC, xx+rr, yy, xx+ww-rr, yy );
-            gdk_draw_line( m_window, m_penGC, xx+rr, yy+hh, xx+ww-rr, yy+hh );
-            gdk_draw_line( m_window, m_penGC, xx, yy+rr, xx, yy+hh-rr );
-            gdk_draw_line( m_window, m_penGC, xx+ww, yy+rr, xx+ww, yy+hh-rr );
-            gdk_draw_arc( m_window, m_penGC, FALSE, xx, yy, dd, dd, 90*64, 90*64 );
-            gdk_draw_arc( m_window, m_penGC, FALSE, xx+ww-dd, yy, dd, dd, 0, 90*64 );
-            gdk_draw_arc( m_window, m_penGC, FALSE, xx+ww-dd, yy+hh-dd, dd, dd, 270*64, 90*64 );
-            gdk_draw_arc( m_window, m_penGC, FALSE, xx, yy+hh-dd, dd, dd, 180*64, 90*64 );
+            gdk_draw_line( m_gdkwindow, m_penGC, xx+rr+1, yy, xx+ww-rr, yy );
+            gdk_draw_line( m_gdkwindow, m_penGC, xx+rr+1, yy+hh, xx+ww-rr, yy+hh );
+            gdk_draw_line( m_gdkwindow, m_penGC, xx, yy+rr+1, xx, yy+hh-rr );
+            gdk_draw_line( m_gdkwindow, m_penGC, xx+ww, yy+rr+1, xx+ww, yy+hh-rr );
+            gdk_draw_arc( m_gdkwindow, m_penGC, FALSE, xx, yy, dd, dd, 90*64, 90*64 );
+            gdk_draw_arc( m_gdkwindow, m_penGC, FALSE, xx+ww-dd, yy, dd, dd, 0, 90*64 );
+            gdk_draw_arc( m_gdkwindow, m_penGC, FALSE, xx+ww-dd, yy+hh-dd, dd, dd, 270*64, 90*64 );
+            gdk_draw_arc( m_gdkwindow, m_penGC, FALSE, xx, yy+hh-dd, dd, dd, 180*64, 90*64 );

         }
     }
 
         }
     }
 


@@ -451,9 +924,9 @@ void wxWindowDC::DoDrawRoundedRectangle( wxCoord x, wxCoord y, wxCoord width, wx
     CalcBoundingBox( x + width, y + height );
 }
 
     CalcBoundingBox( x + width, y + height );
 }
 

-void wxWindowDC::DoDrawEllipse( wxCoord x, wxCoord y, wxCoord width, wxCoord height )
+void wxWindowDCImpl::DoDrawEllipse( wxCoord x, wxCoord y, wxCoord width, wxCoord height )

 {
 {

-    wxCHECK_RET( Ok(), wxT("invalid window dc") );
+    wxCHECK_RET( IsOk(), wxT("invalid window dc") );

 
     wxCoord xx = XLOG2DEV(x);
     wxCoord yy = YLOG2DEV(y);
 
     wxCoord xx = XLOG2DEV(x);
     wxCoord yy = YLOG2DEV(y);


@@ -464,414 +937,931 @@ void wxWindowDC::DoDrawEllipse( wxCoord x, wxCoord y, wxCoord width, wxCoord hei
     if (ww < 0) { ww = -ww; xx = xx - ww; }
     if (hh < 0) { hh = -hh; yy = yy - hh; }
 
     if (ww < 0) { ww = -ww; xx = xx - ww; }
     if (hh < 0) { hh = -hh; yy = yy - hh; }
 

-    if (m_window)
+    if (m_gdkwindow)

     {
     {

-        if (m_brush.GetStyle() != wxTRANSPARENT)
-            gdk_draw_arc( m_window, m_brushGC, TRUE, xx, yy, ww, hh, 0, 360*64 );
+        if ( m_brush.IsNonTransparent() )
+        {
+            GdkGC* gc;
+            bool originChanged;
+            DrawingSetup(gc, originChanged);
+
+            // If the pen is transparent pen we increase the size
+            // for better compatibility with other platforms.
+            if ( m_pen.IsNonTransparent() )
+            {
+                ++ww;
+                ++hh;
+            }
+
+            gdk_draw_arc(m_gdkwindow, gc, true, xx, yy, ww, hh, 0, 360*64);

 
 

-        if (m_pen.GetStyle() != wxTRANSPARENT)
-            gdk_draw_arc( m_window, m_penGC, FALSE, xx, yy, ww, hh, 0, 360*64 );
+            if (originChanged)
+                gdk_gc_set_ts_origin(gc, 0, 0);
+        }
+
+        if ( m_pen.IsNonTransparent() )
+            gdk_draw_arc( m_gdkwindow, m_penGC, false, xx, yy, ww, hh, 0, 360*64 );

     }
 
     }
 

-    CalcBoundingBox( x - width, y - height );
+    CalcBoundingBox( x, y );

     CalcBoundingBox( x + width, y + height );
 }
 
     CalcBoundingBox( x + width, y + height );
 }
 

-void wxWindowDC::DoDrawIcon( const wxIcon &icon, wxCoord x, wxCoord y )
+void wxWindowDCImpl::DoDrawIcon( const wxIcon &icon, wxCoord x, wxCoord y )

 {
     // VZ: egcs 1.0.3 refuses to compile this without cast, no idea why
 {
     // VZ: egcs 1.0.3 refuses to compile this without cast, no idea why

-    DoDrawBitmap( (const wxBitmap&)icon, x, y, (bool)TRUE );
+    DoDrawBitmap( (const wxBitmap&)icon, x, y, true );

 }
 
 }
 

-void wxWindowDC::DoDrawBitmap( const wxBitmap &bitmap,
-                               wxCoord x, wxCoord y,
-                               bool useMask )
+// scale a pixbuf, return new pixbuf, unref old one
+static GdkPixbuf*
+Scale(GdkPixbuf* pixbuf, int dst_w, int dst_h, double sx, double sy)

 {
 {

-    wxCHECK_RET( Ok(), wxT("invalid window dc") );
+    GdkPixbuf* pixbuf_scaled = gdk_pixbuf_new(
+        GDK_COLORSPACE_RGB, gdk_pixbuf_get_has_alpha(pixbuf), 8, dst_w, dst_h);
+    gdk_pixbuf_scale(pixbuf, pixbuf_scaled,
+        0, 0, dst_w, dst_h, 0, 0, sx, sy, GDK_INTERP_NEAREST);
+    g_object_unref(pixbuf);
+    return pixbuf_scaled;
+}

 
 

-    wxCHECK_RET( bitmap.Ok(), wxT("invalid bitmap") );
+// scale part of a pixmap using pixbuf scaling, return pixbuf
+static GdkPixbuf*
+Scale(GdkPixmap* pixmap, int x, int y, int w, int h, int dst_w, int dst_h, double sx, double sy)
+{
+    GdkPixbuf* pixbuf = gdk_pixbuf_get_from_drawable(
+        NULL, pixmap, NULL, x, y, 0, 0, w, h);
+    return Scale(pixbuf, dst_w, dst_h, sx, sy);
+}

 
 

-    /* scale/translate size and position */
+// scale part of a mask pixmap, return new mask, unref old one
+static GdkPixmap*
+ScaleMask(GdkPixmap* mask, int x, int y, int w, int h, int dst_w, int dst_h, double sx, double sy)
+{
+    GdkPixbuf* pixbuf = Scale(mask, x, y, w, h, dst_w, dst_h, sx, sy);
+
+    // convert black and white pixbuf back to a mono pixmap
+    const unsigned out_rowstride = (dst_w + 7) / 8;
+    const size_t data_size = out_rowstride * size_t(dst_h);
+    char* data = new char[data_size];
+    char* out = data;
+    const guchar* row = gdk_pixbuf_get_pixels(pixbuf);
+    const int rowstride = gdk_pixbuf_get_rowstride(pixbuf);
+    memset(data, 0, data_size);
+    for (int j = 0; j < dst_h; j++, row += rowstride, out += out_rowstride)
+    {
+        const guchar* in = row;
+        for (int i = 0; i < dst_w; i++, in += 3)
+            if (*in)
+                out[i >> 3] |= 1 << (i & 7);
+    }
+    g_object_unref(pixbuf);
+    GdkPixmap* pixmap = gdk_bitmap_create_from_data(mask, data, dst_w, dst_h);
+    delete[] data;
+    g_object_unref(mask);
+    return pixmap;
+}

 
 

-    int xx = XLOG2DEV(x);
-    int yy = YLOG2DEV(y);
+// Make a new mask from part of a mask and a clip region.
+// Return new mask, unref old one.
+static GdkPixmap*
+ClipMask(GdkPixmap* mask, GdkRegion* clipRegion, int x, int y, int dst_x, int dst_y, int w, int h)
+{
+    GdkGCValues gcValues;
+    gcValues.foreground.pixel = 0;
+    GdkGC* gc = gdk_gc_new_with_values(mask, &gcValues, GDK_GC_FOREGROUND);
+    GdkPixmap* pixmap = gdk_pixmap_new(mask, w, h, 1);
+    // clear new mask, so clipped areas will be masked
+    gdk_draw_rectangle(pixmap, gc, true, 0, 0, w, h);
+    gdk_gc_set_clip_region(gc, clipRegion);
+    gdk_gc_set_clip_origin(gc, -dst_x, -dst_y);
+    // draw old mask onto new one, with clip
+    gdk_draw_drawable(pixmap, gc, mask, x, y, 0, 0, w, h);
+    g_object_unref(gc);
+    g_object_unref(mask);
+    return pixmap;
+}

 
 

-    int w = bitmap.GetWidth();
-    int h = bitmap.GetHeight();
+// make a color pixmap from part of a mono one, using text fg/bg colors
+GdkPixmap*
+wxWindowDCImpl::MonoToColor(GdkPixmap* monoPixmap, int x, int y, int w, int h) const
+{
+    GdkPixmap* pixmap = gdk_pixmap_new(m_gdkwindow, w, h, -1);
+    GdkGCValues gcValues;
+    gcValues.foreground.pixel = m_textForegroundColour.GetColor()->pixel;
+    gcValues.background.pixel = m_textBackgroundColour.GetColor()->pixel;
+    gcValues.stipple = monoPixmap;
+    gcValues.fill = GDK_OPAQUE_STIPPLED;
+    gcValues.ts_x_origin = -x;
+    gcValues.ts_y_origin = -y;
+    GdkGC* gc = gdk_gc_new_with_values(pixmap, &gcValues, GdkGCValuesMask(
+        GDK_GC_FOREGROUND | GDK_GC_BACKGROUND | GDK_GC_STIPPLE | GDK_GC_FILL |
+        GDK_GC_TS_X_ORIGIN | GDK_GC_TS_Y_ORIGIN));
+    gdk_draw_rectangle(pixmap, gc, true, 0, 0, w, h);
+    g_object_unref(gc);
+    return pixmap;
+}

 
 

-    CalcBoundingBox( x, y );
-    CalcBoundingBox( x + w, y + h );
+void wxWindowDCImpl::DoDrawBitmap( const wxBitmap &bitmap,
+                               wxCoord x, wxCoord y,
+                               bool useMask )
+{
+    wxCHECK_RET( IsOk(), wxT("invalid window dc") );
+    wxCHECK_RET( bitmap.IsOk(), wxT("invalid bitmap") );

 
 

-    if (!m_window) return;
+    if (!m_gdkwindow) return;

 
 

-    int ww = XLOG2DEVREL(w);
-    int hh = YLOG2DEVREL(h);
+    const int w = bitmap.GetWidth();
+    const int h = bitmap.GetHeight();

 
 

-    /* scale bitmap if required */
+    // notice that as the bitmap is not drawn upside down (or right to left)
+    // even if the corresponding axis direction is inversed, we need to take it
+    // into account when calculating its bounding box
+    CalcBoundingBox(x, y);
+    CalcBoundingBox(x + m_signX*w, y + m_signY*h);

 
 

-    wxBitmap use_bitmap;
+    // device coords
+    int xx = LogicalToDeviceX(x);
+    const int yy = LogicalToDeviceY(y);
+    const int ww = LogicalToDeviceXRel(w);
+    const int hh = LogicalToDeviceYRel(h);

 
 

-    if ((w != ww) || (h != hh))
-    {
-        wxImage image( bitmap );
-        image = image.Scale( ww, hh );
+    if (m_window && m_window->GetLayoutDirection() == wxLayout_RightToLeft)
+        xx -= ww;

 
 

-        use_bitmap = image.ConvertToBitmap();
-    }
-    else
+    GdkRegion* const clipRegion = m_currentClippingRegion.GetRegion();
+    // determine clip region overlap
+    int overlap = wxInRegion;
+    if (clipRegion)

     {
     {

-        use_bitmap = bitmap;
+        overlap = m_currentClippingRegion.Contains(xx, yy, ww, hh);
+        if (overlap == wxOutRegion)
+            return;

     }
 
     }
 

-    /* apply mask if any */
+    const bool isScaled = ww != w || hh != h;
+    const bool hasAlpha = bitmap.HasAlpha();
+    GdkGC* const use_gc = m_penGC;

 
 

-    GdkBitmap *mask = (GdkBitmap *) NULL;
-    if (use_bitmap.GetMask()) mask = use_bitmap.GetMask()->GetBitmap();
+    GdkPixmap* mask = NULL;
+    // mask does not work when drawing a pixbuf with alpha
+    if (useMask && !hasAlpha)
+    {
+        wxMask* m = bitmap.GetMask();
+        if (m)
+            mask = m->GetBitmap();
+    }
+    if (mask)
+    {
+        g_object_ref(mask);
+        if (isScaled)
+            mask = ScaleMask(mask, 0, 0, w, h, ww, hh, m_scaleX, m_scaleY);
+        if (overlap == wxPartRegion)
+        {
+            // need a new mask that also masks the clipped area,
+            // because gc can't have both a mask and a clip region
+            mask = ClipMask(mask, clipRegion, 0, 0, xx, yy, ww, hh);
+        }
+        gdk_gc_set_clip_mask(use_gc, mask);
+        gdk_gc_set_clip_origin(use_gc, xx, yy);
+    }

 
 

-    if (useMask && mask)
+    // determine whether to use pixmap or pixbuf
+    GdkPixmap* pixmap = NULL;
+    GdkPixbuf* pixbuf = NULL;
+    if (bitmap.HasPixmap())
+        pixmap = bitmap.GetPixmap();
+    if (pixmap && gdk_drawable_get_depth(pixmap) == 1)
+    {
+        // convert mono pixmap to color using text fg/bg colors
+        pixmap = MonoToColor(pixmap, 0, 0, w, h);
+    }
+    else if (hasAlpha || pixmap == NULL)
+    {
+        pixmap = NULL;
+        pixbuf = bitmap.GetPixbuf();
+        g_object_ref(pixbuf);
+    }
+    else

     {
     {

-        gdk_gc_set_clip_mask( m_penGC, mask );
-        gdk_gc_set_clip_origin( m_penGC, xx, yy );
+        g_object_ref(pixmap);

     }
 
     }
 

-    /* draw XPixmap or XBitmap, depending on what the wxBitmap contains */
+    if (isScaled)
+    {
+        if (pixbuf)
+            pixbuf = Scale(pixbuf, ww, hh, m_scaleX, m_scaleY);
+        else
+            pixbuf = Scale(pixmap, 0, 0, w, h, ww, hh, m_scaleX, m_scaleY);
+    }

 
 

-    GdkPixmap *pm = use_bitmap.GetPixmap();
-    if (pm)
+    if (pixbuf)

     {
     {

-        gdk_draw_pixmap( m_window, m_penGC, pm, 0, 0, xx, yy, -1, -1 );
+        gdk_draw_pixbuf(m_gdkwindow, use_gc, pixbuf,
+            0, 0, xx, yy, ww, hh, GDK_RGB_DITHER_NORMAL, 0, 0);
+        g_object_unref(pixbuf);

     }
     else
     {
     }
     else
     {

-        GdkBitmap *bm = use_bitmap.GetBitmap();
-        if (bm)
-        {
-            gdk_draw_bitmap( m_window, m_penGC, bm, 0, 0, xx, yy, -1, -1 );
-        }
+        gdk_draw_drawable(m_gdkwindow, use_gc, pixmap, 0, 0, xx, yy, ww, hh);

     }
 
     }
 

-    /* remove mask again if any */
-
-    if (useMask && mask)
+    if (pixmap)
+        g_object_unref(pixmap);
+    if (mask)

     {
     {

-        gdk_gc_set_clip_mask( m_penGC, (GdkBitmap *) NULL );
-        gdk_gc_set_clip_origin( m_penGC, 0, 0 );
+        g_object_unref(mask);
+        gdk_gc_set_clip_region(use_gc, clipRegion);

     }
 }
 
     }
 }
 

-bool wxWindowDC::DoBlit( wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height,
-                         wxDC *source, wxCoord xsrc, wxCoord ysrc,
-                         int logical_func, bool useMask )
+bool wxWindowDCImpl::DoBlit( wxCoord xdest, wxCoord ydest,
+                         wxCoord width, wxCoord height,
+                         wxDC *source,
+                         wxCoord xsrc, wxCoord ysrc,
+                         wxRasterOperationMode logical_func,
+                         bool useMask,
+                         wxCoord xsrcMask, wxCoord ysrcMask )

 {
 {

-   /* this is the nth try to get this utterly useless function to
-      work. it now completely ignores the scaling or translation
-      of the source dc, but scales correctly on the target dc and
-      knows about possible mask information in a memory dc. */
+    wxCHECK_MSG( IsOk(), false, wxT("invalid window dc") );
+    wxCHECK_MSG( source, false, wxT("invalid source dc") );

 
 

-    wxCHECK_MSG( Ok(), FALSE, wxT("invalid window dc") );
+    if (!m_gdkwindow) return false;

 
 

-    wxCHECK_MSG( source, FALSE, wxT("invalid source dc") );
+    GdkDrawable* srcDrawable = NULL;
+    GdkPixmap* mask = NULL;
+    wxMemoryDC* memDC = wxDynamicCast(source, wxMemoryDC);
+    if (memDC)
+    {
+        const wxBitmap& bitmap = memDC->GetSelectedBitmap();
+        if (!bitmap.IsOk())
+            return false;
+        srcDrawable = bitmap.GetPixmap();
+        if (useMask)
+        {
+            wxMask* m = bitmap.GetMask();
+            if (m)
+                mask = m->GetBitmap();
+        }
+    }
+    else
+    {
+        wxDCImpl* impl = source->GetImpl();
+        wxWindowDCImpl* gtk_impl = wxDynamicCast(impl, wxWindowDCImpl);
+        if (gtk_impl)
+            srcDrawable = gtk_impl->GetGDKWindow();
+        if (srcDrawable == NULL)
+            return false;
+    }

 
 

-    if (!m_window) return FALSE;
+    CalcBoundingBox(xdest, ydest);
+    CalcBoundingBox(xdest + width, ydest + height);
+
+    // source device coords
+    int src_x = source->LogicalToDeviceX(xsrc);
+    int src_y = source->LogicalToDeviceY(ysrc);
+    int src_w = source->LogicalToDeviceXRel(width);
+    int src_h = source->LogicalToDeviceYRel(height);
+
+    // Clip source rect to source dc.
+    // Only necessary when scaling, to avoid GDK errors when
+    // converting to pixbuf, but no harm in always doing it.
+    // If source rect changes, it also changes the dest rect.
+    wxRect clip;
+    gdk_drawable_get_size(srcDrawable, &clip.width, &clip.height);
+    clip.Intersect(wxRect(src_x, src_y, src_w, src_h));
+    if (src_w != clip.width || src_h != clip.height)
+    {
+        if (clip.width == 0)
+            return true;
+
+        src_w = clip.width;
+        src_h = clip.height;
+        width  = source->DeviceToLogicalXRel(src_w);
+        height = source->DeviceToLogicalYRel(src_h);
+        if (src_x != clip.x || src_y != clip.y)
+        {
+            xdest += source->DeviceToLogicalXRel(clip.x - src_x);
+            ydest += source->DeviceToLogicalYRel(clip.y - src_y);
+            src_x = clip.x;
+            src_y = clip.y;
+        }
+    }

 
 

-    wxClientDC *srcDC = (wxClientDC*)source;
-    wxMemoryDC *memDC = (wxMemoryDC*)source;
+    // destination device coords
+    const int dst_x = LogicalToDeviceX(xdest);
+    const int dst_y = LogicalToDeviceY(ydest);
+    const int dst_w = LogicalToDeviceXRel(width);
+    const int dst_h = LogicalToDeviceYRel(height);

 
 

-    bool use_bitmap_method = FALSE;
+    GdkRegion* const clipRegion = m_currentClippingRegion.GetRegion();
+    // determine dest clip region overlap
+    int overlap = wxInRegion;
+    if (clipRegion)
+    {
+        overlap = m_currentClippingRegion.Contains(dst_x, dst_y, dst_w, dst_h);
+        if (overlap == wxOutRegion)
+            return true;
+    }

 
 

-    if (srcDC->m_isMemDC)
+    const bool isScaled = src_w != dst_w || src_h != dst_h;
+    double scale_x = 0;
+    double scale_y = 0;
+    if (isScaled)

     {
     {

-        if (!memDC->m_selected.Ok()) return FALSE;
+        // get source to dest scale
+        double usx, usy, lsx, lsy;
+        source->GetUserScale(&usx, &usy);
+        source->GetLogicalScale(&lsx, &lsy);
+        scale_x = m_scaleX / (usx * lsx);
+        scale_y = m_scaleY / (usy * lsy);
+    }

 
 

-        /* we use the "XCopyArea" way to copy a memory dc into
-           y different window if the memory dc BOTH
-           a) doesn't have any mask or its mask isn't used
-           b) it is clipped
-           c) is not 1-bit */
+    GdkGC* const use_gc = m_penGC;

 
 

-        if (useMask && (memDC->m_selected.GetMask()))
-        {
-           /* we HAVE TO use the direct way for memory dcs
-              that have mask since the XCopyArea doesn't know
-              about masks */
-            use_bitmap_method = TRUE;
-        }
-        else if (memDC->m_selected.GetDepth() == 1)
+    if (mask)
+    {
+        g_object_ref(mask);
+        int srcMask_x = src_x;
+        int srcMask_y = src_y;
+        if (xsrcMask != -1 || ysrcMask != -1)

         {
         {

-           /* we HAVE TO use the direct way for memory dcs
-              that are bitmaps because XCopyArea doesn't cope
-              with different bit depths */
-            use_bitmap_method = TRUE;
+            srcMask_x = source->LogicalToDeviceX(xsrcMask);
+            srcMask_y = source->LogicalToDeviceY(ysrcMask);

         }
         }

-        else if ((xsrc == 0) && (ysrc == 0) &&
-                 (width == memDC->m_selected.GetWidth()) &&
-                 (height == memDC->m_selected.GetHeight()))
+        if (isScaled)

         {
         {

-           /* we SHOULD use the direct way if all of the bitmap
-              in the memory dc is copied in which case XCopyArea
-              wouldn't be able able to boost performace by reducing
-              the area to be scaled */
-            use_bitmap_method = TRUE;
+            mask = ScaleMask(mask, srcMask_x, srcMask_y,
+                src_w, src_h, dst_w, dst_h, scale_x, scale_y);
+            srcMask_x = 0;
+            srcMask_y = 0;

         }
         }

-        else
+        if (overlap == wxPartRegion)

         {
         {

-            use_bitmap_method = FALSE;
+            // need a new mask that also masks the clipped area,
+            // because gc can't have both a mask and a clip region
+            mask = ClipMask(mask, clipRegion,
+                srcMask_x, srcMask_y, dst_x, dst_y, dst_w, dst_h);
+            srcMask_x = 0;
+            srcMask_y = 0;

         }
         }

+        gdk_gc_set_clip_mask(use_gc, mask);
+        gdk_gc_set_clip_origin(use_gc, dst_x - srcMask_x, dst_y - srcMask_y);

     }
 
     }
 

-    CalcBoundingBox( xdest, ydest );
-    CalcBoundingBox( xdest + width, ydest + height );
+    GdkPixmap* pixmap = NULL;
+    if (gdk_drawable_get_depth(srcDrawable) == 1)
+    {
+        // Convert mono pixmap to color using text fg/bg colors.
+        // Scaling/drawing is simpler if this is done first.
+        pixmap = MonoToColor(srcDrawable, src_x, src_y, src_w, src_h);
+        srcDrawable = pixmap;
+        src_x = 0;
+        src_y = 0;
+    }

 
 

-    int old_logical_func = m_logicalFunction;
-    SetLogicalFunction( logical_func );
+    const wxRasterOperationMode logical_func_save = m_logicalFunction;
+    SetLogicalFunction(logical_func);
+    if (memDC == NULL)
+        gdk_gc_set_subwindow(use_gc, GDK_INCLUDE_INFERIORS);

 
 

-    if (use_bitmap_method)
+    if (isScaled)

     {
     {

-        /* scale/translate bitmap size */
+        GdkPixbuf* pixbuf = Scale(srcDrawable,
+            src_x, src_y, src_w, src_h, dst_w, dst_h, scale_x, scale_y);
+        gdk_draw_pixbuf(m_gdkwindow, use_gc, pixbuf,
+            0, 0, dst_x, dst_y, dst_w, dst_h, GDK_RGB_DITHER_NONE, 0, 0);
+        g_object_unref(pixbuf);
+    }
+    else
+    {
+        gdk_draw_drawable(m_gdkwindow, use_gc, srcDrawable,
+            src_x, src_y, dst_x, dst_y, dst_w, dst_h);
+    }

 
 

-        wxCoord bm_width = memDC->m_selected.GetWidth();
-        wxCoord bm_height = memDC->m_selected.GetHeight();
+    SetLogicalFunction(logical_func_save);
+    if (memDC == NULL)
+        gdk_gc_set_subwindow(use_gc, GDK_CLIP_BY_CHILDREN);

 
 

-        wxCoord bm_ww = XLOG2DEVREL( bm_width );
-        wxCoord bm_hh = YLOG2DEVREL( bm_height );
+    if (pixmap)
+        g_object_unref(pixmap);
+    if (mask)
+    {
+        g_object_unref(mask);
+        gdk_gc_set_clip_region(use_gc, clipRegion);
+    }
+    return true;
+}

 
 

-        /* scale bitmap if required */
+void wxWindowDCImpl::DoDrawText(const wxString& text,
+                                wxCoord xLogical,
+                                wxCoord yLogical)
+{
+    wxCHECK_RET( IsOk(), wxT("invalid window dc") );

 
 

-        wxBitmap use_bitmap;
+    if (!m_gdkwindow) return;

 
 

-        if ((bm_width != bm_ww) || (bm_height != bm_hh))
-        {
-            wxImage image( memDC->m_selected );
-            image = image.Scale( bm_ww, bm_hh );
+    if (text.empty()) return;

 
 

-            use_bitmap = image.ConvertToBitmap();
-        }
-        else
-        {
-            use_bitmap = memDC->m_selected;
-        }
+    wxCoord x = XLOG2DEV(xLogical),
+            y = YLOG2DEV(yLogical);

 
 

-        /* scale/translate size and position */
+    wxCHECK_RET( m_context, wxT("no Pango context") );
+    wxCHECK_RET( m_layout, wxT("no Pango layout") );
+    wxCHECK_RET( m_fontdesc, wxT("no Pango font description") );

 
 

-        wxCoord xx = XLOG2DEV(xdest);
-        wxCoord yy = YLOG2DEV(ydest);
+    gdk_pango_context_set_colormap( m_context, m_cmap );  // not needed in gtk+ >= 2.6

 
 

-        wxCoord ww = XLOG2DEVREL(width);
-        wxCoord hh = YLOG2DEVREL(height);
+    bool underlined = m_font.IsOk() && m_font.GetUnderlined();

 
 

-        /* apply mask if any */
+    wxCharBuffer data = wxGTK_CONV(text);
+    if ( !data )
+        return;
+    size_t datalen = strlen(data);

 
 

-        GdkBitmap *mask = (GdkBitmap *) NULL;
-        if (use_bitmap.GetMask()) mask = use_bitmap.GetMask()->GetBitmap();
+    // in Pango >= 1.16 the "underline of leading/trailing spaces" bug
+    // has been fixed and thus the hack implemented below should never be used
+    static bool pangoOk = !wx_pango_version_check(1, 16, 0);

 
 

-        if (useMask && mask)
-        {
-            gdk_gc_set_clip_mask( m_penGC, mask );
-            gdk_gc_set_clip_origin( m_penGC, xx, yy );
-        }
+    bool needshack = underlined && !pangoOk;

 
 

-        /* draw XPixmap or XBitmap, depending on what the wxBitmap contains */
+    if (needshack)
+    {
+        // a PangoLayout which has leading/trailing spaces with underlined font
+        // is not correctly drawn by this pango version: Pango won't underline the spaces.
+        // This can be a problem; e.g. wxHTML rendering of underlined text relies on
+        // this behaviour. To workaround this problem, we use a special hack here
+        // suggested by pango maintainer Behdad Esfahbod: we prepend and append two
+        // empty space characters and give them a dummy colour attribute.
+        // This will force Pango to underline the leading/trailing spaces, too.
+
+        wxCharBuffer data_tmp(datalen + 6);
+        // copy the leading U+200C ZERO WIDTH NON-JOINER encoded in UTF8 format
+        memcpy(data_tmp.data(), "\342\200\214", 3);
+        // copy the user string
+        memcpy(data_tmp.data() + 3, data, datalen);
+        // copy the trailing U+200C ZERO WIDTH NON-JOINER encoded in UTF8 format
+        memcpy(data_tmp.data() + 3 + datalen, "\342\200\214", 3);
+
+        data = data_tmp;
+        datalen += 6;
+    }

 
 

-        GdkPixmap *pm = use_bitmap.GetPixmap();
-        if (pm)
-        {
-            gdk_draw_pixmap( m_window, m_penGC, pm, xsrc, ysrc, xx, yy, ww, hh );
-        }
-        else
-        {
-            GdkBitmap *bm = use_bitmap.GetBitmap();
-            if (bm)
-            {
-                /* we use the textGC here because blitting a bitmap is done
-                   using the current text colour */
-                gdk_draw_bitmap( m_window, m_textGC, bm, xsrc, ysrc, xx, yy, ww, hh );
-            }
-        }
+    pango_layout_set_text(m_layout, data, datalen);

 
 

-        /* remove mask again if any */
+    if (underlined)
+    {
+        PangoAttrList *attrs = pango_attr_list_new();
+        PangoAttribute *a = pango_attr_underline_new(PANGO_UNDERLINE_SINGLE);
+        a->start_index = 0;
+        a->end_index = datalen;
+        pango_attr_list_insert(attrs, a);

 
 

-        if (useMask && mask)
+        if (needshack)

         {
         {

-            gdk_gc_set_clip_mask( m_penGC, (GdkBitmap *) NULL );
-            gdk_gc_set_clip_origin( m_penGC, 0, 0 );
+            // dummy colour for the leading space
+            a = pango_attr_foreground_new (0x0057, 0x52A9, 0xD614);
+            a->start_index = 0;
+            a->end_index = 1;
+            pango_attr_list_insert(attrs, a);
+
+            // dummy colour for the trailing space
+            a = pango_attr_foreground_new (0x0057, 0x52A9, 0xD614);
+            a->start_index = datalen - 1;
+            a->end_index = datalen;
+            pango_attr_list_insert(attrs, a);

         }
         }

+
+        pango_layout_set_attributes(m_layout, attrs);
+        pango_attr_list_unref(attrs);

     }
     }

-    else /* use_bitmap_method */
+
+    int oldSize = 0;
+    const bool isScaled = fabs(m_scaleY - 1.0) > 0.00001;
+    if (isScaled)

     {
     {

-        /* scale/translate size and position */
+        // If there is a user or actually any scale applied to
+        // the device context, scale the font.

 
 

-        wxCoord xx = XLOG2DEV(xdest);
-        wxCoord yy = YLOG2DEV(ydest);
+        // scale font description
+        oldSize = pango_font_description_get_size(m_fontdesc);
+        pango_font_description_set_size(m_fontdesc, int(oldSize * m_scaleY));

 
 

-        wxCoord ww = XLOG2DEVREL(width);
-        wxCoord hh = YLOG2DEVREL(height);
+        // actually apply scaled font
+        pango_layout_set_font_description( m_layout, m_fontdesc );
+    }

 
 

-        if ((width != ww) || (height != hh))
-        {
-            /* draw source window into a bitmap as we cannot scale
-               a window in contrast to a bitmap. this would actually
-               work with memory dcs as well, but we'd lose the mask
-               information and waste one step in this process since
-               a memory already has a bitmap. all this is slightly
-               inefficient as we could take an XImage directly from
-               an X window, but we'd then also have to care that
-               the window is not outside the screen (in which case
-               we'd get a BadMatch or what not).
-               Is a double XGetImage and combined XGetPixel and
-               XPutPixel really faster? I'm not sure. look at wxXt
-               for a different implementation of the same problem. */
+    int w, h;
+    pango_layout_get_pixel_size(m_layout, &w, &h);

 
 

-            wxBitmap bitmap( width, height );
-            gdk_window_copy_area( bitmap.GetPixmap(), m_penGC, 0, 0,
-                                  srcDC->GetWindow(),
-                                  xsrc, ysrc, width, height );
+    // Draw layout.
+    int x_rtl = x;
+    if (m_window && m_window->GetLayoutDirection() == wxLayout_RightToLeft)
+        x_rtl -= w;

 
 

-            /* scale image */
+    const GdkColor* bg_col = NULL;
+    if (m_backgroundMode == wxBRUSHSTYLE_SOLID)
+        bg_col = m_textBackgroundColour.GetColor();

 
 

-            wxImage image( bitmap );
-            image = image.Scale( ww, hh );
+    gdk_draw_layout_with_colors(m_gdkwindow, m_textGC, x_rtl, y, m_layout, NULL, bg_col);

 
 

-            /* convert to bitmap */
+    if (isScaled)
+    {
+         // reset unscaled size
+         pango_font_description_set_size( m_fontdesc, oldSize );

 
 

-            bitmap = image.ConvertToBitmap();
+         // actually apply unscaled font
+         pango_layout_set_font_description( m_layout, m_fontdesc );
+    }
+    if (underlined)
+    {
+        // undo underline attributes setting:
+        pango_layout_set_attributes(m_layout, NULL);
+    }
+
+    CalcBoundingBox(xLogical + int(w / m_scaleX), yLogical + int(h / m_scaleY));
+    CalcBoundingBox(xLogical, yLogical);
+}

 
 

-            /* draw scaled bitmap */
+// TODO: When GTK2.6 is required, merge DoDrawText and DoDrawRotatedText to
+// avoid code duplication
+void wxWindowDCImpl::DoDrawRotatedText( const wxString &text, wxCoord x, wxCoord y, double angle )
+{
+    if (!m_gdkwindow || text.empty())
+        return;

 
 

-            gdk_draw_pixmap( m_window, m_penGC, bitmap.GetPixmap(), 0, 0, xx, yy, -1, -1 );
+    wxCHECK_RET( IsOk(), wxT("invalid window dc") );
+
+#if __WXGTK26__
+    if (!gtk_check_version(2,6,0))
+    {
+        x = XLOG2DEV(x);
+        y = YLOG2DEV(y);

 
 

+        pango_layout_set_text(m_layout, wxGTK_CONV(text), -1);
+
+        if (m_font.GetUnderlined())
+        {
+            PangoAttrList *attrs = pango_attr_list_new();
+            PangoAttribute *a = pango_attr_underline_new(PANGO_UNDERLINE_SINGLE);
+            pango_attr_list_insert(attrs, a);
+            pango_layout_set_attributes(m_layout, attrs);
+            pango_attr_list_unref(attrs);

         }
         }

-        else
+
+        int oldSize = 0;
+        const bool isScaled = fabs(m_scaleY - 1.0) > 0.00001;
+        if (isScaled)

         {
         {

-            /* no scaling and not a memory dc with a mask either */
+            //TODO: when Pango >= 1.6 is required, use pango_matrix_scale()
+             // If there is a user or actually any scale applied to
+             // the device context, scale the font.

 
 

-            gdk_window_copy_area( m_window, m_penGC, xx, yy,
-                                  srcDC->GetWindow(),
-                                  xsrc, ysrc, width, height );
+             // scale font description
+            oldSize = pango_font_description_get_size(m_fontdesc);
+            pango_font_description_set_size(m_fontdesc, int(oldSize * m_scaleY));
+
+             // actually apply scaled font
+             pango_layout_set_font_description( m_layout, m_fontdesc );

         }
         }

+
+        int w, h;
+        pango_layout_get_pixel_size(m_layout, &w, &h);
+
+        const GdkColor* bg_col = NULL;
+        if (m_backgroundMode == wxBRUSHSTYLE_SOLID)
+            bg_col = m_textBackgroundColour.GetColor();
+
+        // rotate the text
+        PangoMatrix matrix = PANGO_MATRIX_INIT;
+        pango_matrix_rotate (&matrix, angle);
+        pango_context_set_matrix (m_context, &matrix);
+        pango_layout_context_changed (m_layout);
+
+        // To be compatible with MSW, the rotation axis must be in the old
+        // top-left corner.
+        // Calculate the vertices of the rotated rectangle containing the text,
+        // relative to the old top-left vertex.
+        // We could use the matrix for this, but it's simpler with trignonometry.
+        double rad = DegToRad(angle);
+        // the rectangle vertices are counted clockwise with the first one
+        // being at (0, 0)
+        double x2 = w * cos(rad);
+        double y2 = -w * sin(rad);   // y axis points to the bottom, hence minus
+        double x4 = h * sin(rad);
+        double y4 = h * cos(rad);
+        double x3 = x4 + x2;
+        double y3 = y4 + y2;
+        // Then we calculate max and min of the rotated rectangle.
+        wxCoord maxX = (wxCoord)(dmax(dmax(0, x2), dmax(x3, x4)) + 0.5),
+                maxY = (wxCoord)(dmax(dmax(0, y2), dmax(y3, y4)) + 0.5),
+                minX = (wxCoord)(dmin(dmin(0, x2), dmin(x3, x4)) - 0.5),
+                minY = (wxCoord)(dmin(dmin(0, y2), dmin(y3, y4)) - 0.5);
+
+        gdk_draw_layout_with_colors(m_gdkwindow, m_textGC, x+minX, y+minY,
+                                    m_layout, NULL, bg_col);
+
+        if (m_font.GetUnderlined())
+            pango_layout_set_attributes(m_layout, NULL);
+
+        // clean up the transformation matrix
+        pango_context_set_matrix(m_context, NULL);
+
+        if (isScaled)
+        {
+             // reset unscaled size
+             pango_font_description_set_size( m_fontdesc, oldSize );
+
+             // actually apply unscaled font
+             pango_layout_set_font_description( m_layout, m_fontdesc );
+        }
+
+        CalcBoundingBox(x+minX, y+minY);
+        CalcBoundingBox(x+maxX, y+maxY);
+    }
+    else
+#endif //__WXGTK26__
+    {
+#if wxUSE_IMAGE
+    if ( wxIsNullDouble(angle) )
+    {
+        DoDrawText(text, x, y);
+        return;

     }
 
     }
 

-    SetLogicalFunction( old_logical_func );
-    return TRUE;
+    wxCoord w;
+    wxCoord h;
+
+    // TODO: implement later without GdkFont for GTK 2.0
+    DoGetTextExtent(text, &w, &h, NULL,NULL, &m_font);
+
+    // draw the string normally
+    wxBitmap src(w, h);
+    wxMemoryDC dc;
+    dc.SelectObject(src);
+    dc.SetFont(GetFont());
+    dc.SetBackground(*wxBLACK_BRUSH);
+    dc.SetBrush(*wxBLACK_BRUSH);
+    dc.Clear();
+    dc.SetTextForeground( *wxWHITE );
+    dc.DrawText(text, 0, 0);
+    dc.SelectObject(wxNullBitmap);
+
+    // Calculate the size of the rotated bounding box.
+    double rad = DegToRad(angle);
+    double dx = cos(rad),
+           dy = sin(rad);
+
+    // the rectngle vertices are counted clockwise with the first one being at
+    // (0, 0) (or, rather, at (x, y))
+    double x2 = w*dx,
+           y2 = -w*dy;      // y axis points to the bottom, hence minus
+    double x4 = h*dy,
+           y4 = h*dx;
+    double x3 = x4 + x2,
+           y3 = y4 + y2;
+
+    // calc max and min
+    wxCoord maxX = (wxCoord)(dmax(x2, dmax(x3, x4)) + 0.5),
+            maxY = (wxCoord)(dmax(y2, dmax(y3, y4)) + 0.5),
+            minX = (wxCoord)(dmin(x2, dmin(x3, x4)) - 0.5),
+            minY = (wxCoord)(dmin(y2, dmin(y3, y4)) - 0.5);
+
+
+    wxImage image = src.ConvertToImage();
+
+    image.ConvertColourToAlpha( m_textForegroundColour.Red(),
+                                m_textForegroundColour.Green(),
+                                m_textForegroundColour.Blue() );
+    image = image.Rotate( rad, wxPoint(0,0) );
+
+    int i_angle = (int) angle;
+    i_angle = i_angle % 360;
+    if (i_angle < 0)
+        i_angle += 360;
+    int xoffset = 0;
+    if ((i_angle >= 90.0) && (i_angle < 270.0))
+        xoffset = image.GetWidth();
+    int yoffset = 0;
+    if ((i_angle >= 0.0) && (i_angle < 180.0))
+        yoffset = image.GetHeight();
+
+    if ((i_angle >= 0) && (i_angle < 90))
+        yoffset -= (int)( cos(rad)*h );
+    if ((i_angle >= 90) && (i_angle < 180))
+        xoffset -= (int)( sin(rad)*h );
+    if ((i_angle >= 180) && (i_angle < 270))
+        yoffset -= (int)( cos(rad)*h );
+    if ((i_angle >= 270) && (i_angle < 360))
+        xoffset -= (int)( sin(rad)*h );
+
+    int i_x = x - xoffset;
+    int i_y = y - yoffset;
+
+    src = image;
+    DoDrawBitmap( src, i_x, i_y, true );
+
+
+    // it would be better to draw with non underlined font and draw the line
+    // manually here (it would be more straight...)
+#if 0
+    if ( m_font.GetUnderlined() )
+    {
+        gdk_draw_line( m_gdkwindow, m_textGC,
+                       XLOG2DEV(x + x4), YLOG2DEV(y + y4 + font->descent),
+                       XLOG2DEV(x + x3), YLOG2DEV(y + y3 + font->descent));
+    }
+#endif // 0
+
+    // update the bounding box
+    CalcBoundingBox(x + minX, y + minY);
+    CalcBoundingBox(x + maxX, y + maxY);
+#else // !wxUSE_IMAGE
+    wxUnusedVar(text);
+    wxUnusedVar(x);
+    wxUnusedVar(y);
+    wxUnusedVar(angle);
+#endif // wxUSE_IMAGE/!wxUSE_IMAGE
+    }

 }
 
 }
 

-void wxWindowDC::DoDrawText( const wxString &text, wxCoord x, wxCoord y )
+void wxWindowDCImpl::DoGetTextExtent(const wxString &string,
+                                 wxCoord *width, wxCoord *height,
+                                 wxCoord *descent, wxCoord *externalLeading,
+                                 const wxFont *theFont) const

 {
 {

-    wxCHECK_RET( Ok(), wxT("invalid window dc") );
+    if ( width )
+        *width = 0;
+    if ( height )
+        *height = 0;
+    if ( descent )
+        *descent = 0;
+    if ( externalLeading )
+        *externalLeading = 0;
+
+    if (string.empty())
+        return;

 
 

-    if (!m_window) return;
+    // ensure that theFont is always non-NULL
+    if ( !theFont || !theFont->IsOk() )
+        theFont = &m_font;

 
 

-    GdkFont *font = m_font.GetInternalFont( m_scaleY );
+    // and use it if it's valid
+    if ( theFont->IsOk() )
+    {
+        pango_layout_set_font_description
+        (
+            m_layout,
+            theFont->GetNativeFontInfo()->description
+        );
+    }

 
 

-    wxCHECK_RET( font, wxT("invalid font") );
+    // Set layout's text
+    const wxCharBuffer dataUTF8 = wxGTK_CONV_FONT(string, *theFont);
+    if ( !dataUTF8 )
+    {
+        // hardly ideal, but what else can we do if conversion failed?
+        return;
+    }

 
 

-    x = XLOG2DEV(x);
-    y = YLOG2DEV(y);
+    pango_layout_set_text(m_layout, dataUTF8, -1);

 
 

-    /* CMB 21/5/98: draw text background if mode is wxSOLID */
-    if (m_backgroundMode == wxSOLID)
+    int h;
+    pango_layout_get_pixel_size(m_layout, width, &h);
+    if (descent)

     {
     {

-        wxCoord width = gdk_string_width( font, text.mbc_str() );
-        wxCoord height = font->ascent + font->descent;
-        gdk_gc_set_foreground( m_textGC, m_textBackgroundColour.GetColor() );
-        gdk_draw_rectangle( m_window, m_textGC, TRUE, x, y, width, height );
-        gdk_gc_set_foreground( m_textGC, m_textForegroundColour.GetColor() );
+        PangoLayoutIter *iter = pango_layout_get_iter(m_layout);
+        int baseline = pango_layout_iter_get_baseline(iter);
+        pango_layout_iter_free(iter);
+        *descent = h - PANGO_PIXELS(baseline);

     }
     }

-    gdk_draw_string( m_window, font, m_textGC, x, y + font->ascent, text.mbc_str() );
+    if (height)
+        *height = h;

 
 

-    /* CMB 17/7/98: simple underline: ignores scaling and underlying
-       X font's XA_UNDERLINE_POSITION and XA_UNDERLINE_THICKNESS
-       properties (see wxXt implementation) */
-    if (m_font.GetUnderlined())
+    // Reset old font description
+    if (theFont->IsOk())
+        pango_layout_set_font_description( m_layout, m_fontdesc );
+}
+
+
+bool wxWindowDCImpl::DoGetPartialTextExtents(const wxString& text,
+                                         wxArrayInt& widths) const
+{
+    const size_t len = text.length();
+    widths.Empty();
+    widths.Add(0, len);
+
+    if (text.empty())
+        return true;
+
+    // Set layout's text
+    const wxCharBuffer dataUTF8 = wxGTK_CONV_FONT(text, m_font);
+    if ( !dataUTF8 )

     {
     {

-        wxCoord width = gdk_string_width( font, text.mbc_str() );
-        wxCoord ul_y = y + font->ascent;
-        if (font->descent > 0) ul_y++;
-        gdk_draw_line( m_window, m_textGC, x, ul_y, x + width, ul_y);
+        // hardly ideal, but what else can we do if conversion failed?
+        wxLogLastError(wxT("DoGetPartialTextExtents"));
+        return false;

     }
 
     }
 

-    wxCoord w, h;
-    GetTextExtent (text, &w, &h);
-    CalcBoundingBox (x + w, y + h);
-    CalcBoundingBox (x, y);
+    pango_layout_set_text(m_layout, dataUTF8, -1);
+
+    // Calculate the position of each character based on the widths of
+    // the previous characters
+
+    // Code borrowed from Scintilla's PlatGTK
+    PangoLayoutIter *iter = pango_layout_get_iter(m_layout);
+    PangoRectangle pos;
+    pango_layout_iter_get_cluster_extents(iter, NULL, &pos);
+    size_t i = 0;
+    while (pango_layout_iter_next_cluster(iter))
+    {
+        pango_layout_iter_get_cluster_extents(iter, NULL, &pos);
+        int position = PANGO_PIXELS(pos.x);
+        widths[i++] = position;
+    }
+    while (i < len)
+        widths[i++] = PANGO_PIXELS(pos.x + pos.width);
+    pango_layout_iter_free(iter);
+
+    return true;

 }
 
 }
 

-void wxWindowDC::DoGetTextExtent(const wxString &string,
-                                 wxCoord *width, wxCoord *height,
-                                 wxCoord *descent, wxCoord *externalLeading,
-                                 wxFont *theFont) const
-{
-    wxFont fontToUse = m_font;
-    if (theFont) fontToUse = *theFont;

 
 

-    GdkFont *font = fontToUse.GetInternalFont( m_scaleY );
-    if (width) (*width) = wxCoord(gdk_string_width( font, string.mbc_str() ) / m_scaleX);
-    if (height) (*height) = wxCoord((font->ascent + font->descent) / m_scaleY);
-    if (descent) (*descent) = wxCoord(font->descent / m_scaleY);
-    if (externalLeading) (*externalLeading) = 0;  // ??
+wxCoord wxWindowDCImpl::GetCharWidth() const
+{
+    pango_layout_set_text( m_layout, "H", 1 );
+    int w;
+    pango_layout_get_pixel_size( m_layout, &w, NULL );
+    return w;

 }
 
 }
 

-wxCoord wxWindowDC::GetCharWidth() const
+wxCoord wxWindowDCImpl::GetCharHeight() const

 {
 {

-    GdkFont *font = m_font.GetInternalFont( m_scaleY );
-    wxCHECK_MSG( font, -1, wxT("invalid font") );
+    PangoFontMetrics *metrics = pango_context_get_metrics (m_context, m_fontdesc, pango_context_get_language(m_context));
+    wxCHECK_MSG( metrics, -1, wxT("failed to get pango font metrics") );

 
 

-    return wxCoord(gdk_string_width( font, "H" ) / m_scaleX);
+    wxCoord h = PANGO_PIXELS (pango_font_metrics_get_descent (metrics) +
+                              pango_font_metrics_get_ascent (metrics));
+    pango_font_metrics_unref (metrics);
+    return h;

 }
 
 }
 

-wxCoord wxWindowDC::GetCharHeight() const
+void wxWindowDCImpl::Clear()

 {
 {

-    GdkFont *font = m_font.GetInternalFont( m_scaleY );
-    wxCHECK_MSG( font, -1, wxT("invalid font") );
+    wxCHECK_RET( IsOk(), wxT("invalid window dc") );
+
+    if (!m_gdkwindow) return;

 
 

-    return wxCoord((font->ascent + font->descent) / m_scaleY);
+    int width,height;
+    DoGetSize( &width, &height );
+    gdk_draw_rectangle( m_gdkwindow, m_bgGC, TRUE, 0, 0, width, height );

 }
 
 }
 

-void wxWindowDC::Clear()
+void wxWindowDCImpl::SetFont( const wxFont &font )

 {
 {

-    wxCHECK_RET( Ok(), wxT("invalid window dc") );
+    m_font = font;

 
 

-    if (!m_window) return;
+    if (m_font.IsOk())
+    {
+        if (m_fontdesc)
+            pango_font_description_free( m_fontdesc );

 
 

-    /* - we either are a memory dc or have a window as the
-       owner. anything else shouldn't happen.
-       - we don't use gdk_window_clear() as we don't set
-       the window's background colour anymore. it is too
-       much pain to keep the DC's and the window's back-
-       ground colour in synch. */
+        m_fontdesc = pango_font_description_copy( m_font.GetNativeFontInfo()->description );

 
 

-    if (m_owner)
-    {
-        int width,height;
-        m_owner->GetSize( &width, &height );
-        gdk_draw_rectangle( m_window, m_bgGC, TRUE, 0, 0, width, height );
-        return;
-    }

 
 

-    if (m_isMemDC)
-    {
-        int width,height;
-        GetSize( &width, &height );
-        gdk_draw_rectangle( m_window, m_bgGC, TRUE, 0, 0, width, height );
-        return;
-    }
-}
+        if (m_window)
+        {
+            PangoContext *oldContext = m_context;

 
 

-void wxWindowDC::SetFont( const wxFont &font )
-{
-    m_font = font;
+            m_context = m_window->GTKGetPangoDefaultContext();
+
+            // If we switch back/forth between different contexts
+            // we also have to create a new layout. I think so,
+            // at least, and it doesn't hurt to do it.
+            if (oldContext != m_context)
+            {
+                if (m_layout)
+                    g_object_unref (m_layout);
+
+                m_layout = pango_layout_new( m_context );
+            }
+        }
+
+        pango_layout_set_font_description( m_layout, m_fontdesc );
+    }

 }
 
 }
 

-void wxWindowDC::SetPen( const wxPen &pen )
+void wxWindowDCImpl::SetPen( const wxPen &pen )

 {
 {

-    wxCHECK_RET( Ok(), wxT("invalid window dc") );
+    wxCHECK_RET( IsOk(), wxT("invalid window dc") );

 
     if (m_pen == pen) return;
 
     m_pen = pen;
 
 
     if (m_pen == pen) return;
 
     m_pen = pen;
 

-    if (!m_pen.Ok()) return;
+    if (!m_pen.IsOk()) return;

 
 

-    if (!m_window) return;
+    if (!m_gdkwindow) return;

 
     gint width = m_pen.GetWidth();
     if (width <= 0)
 
     gint width = m_pen.GetWidth();
     if (width <= 0)


@@ -887,74 +1877,62 @@ void wxWindowDC::SetPen( const wxPen &pen )
                    ( fabs((double) XLOG2DEVREL(width)) +
                      fabs((double) YLOG2DEVREL(width)) ) / 2.0;
         width = (int)w;
                    ( fabs((double) XLOG2DEVREL(width)) +
                      fabs((double) YLOG2DEVREL(width)) ) / 2.0;
         width = (int)w;

+        if ( !width )
+        {
+            // width can't be 0 or an internal GTK error occurs inside
+            // gdk_gc_set_dashes() below
+            width = 1;
+        }

     }
 
     }
 

-    static const char dotted[] = {1, 1};
-    static const char short_dashed[] = {2, 2};
-    static const char wxCoord_dashed[] = {2, 4};
-    static const char dotted_dashed[] = {3, 3, 1, 3};
+    static const wxGTKDash dotted[] = {1, 1};
+    static const wxGTKDash short_dashed[] = {2, 2};
+    static const wxGTKDash wxCoord_dashed[] = {2, 4};
+    static const wxGTKDash dotted_dashed[] = {3, 3, 1, 3};

 
     // We express dash pattern in pen width unit, so we are
     // independent of zoom factor and so on...
     int req_nb_dash;
 
     // We express dash pattern in pen width unit, so we are
     // independent of zoom factor and so on...
     int req_nb_dash;

-    const char *req_dash;
+    const wxGTKDash *req_dash;

 
 

-    GdkLineStyle lineStyle = GDK_LINE_SOLID;
+    GdkLineStyle lineStyle = GDK_LINE_ON_OFF_DASH;

     switch (m_pen.GetStyle())
     {
     switch (m_pen.GetStyle())
     {

-        case wxUSER_DASH:
-        {
-            lineStyle = GDK_LINE_ON_OFF_DASH;
+        case wxPENSTYLE_USER_DASH:

             req_nb_dash = m_pen.GetDashCount();
             req_nb_dash = m_pen.GetDashCount();

-            req_dash = m_pen.GetDash();
+            req_dash = (wxGTKDash*)m_pen.GetDash();

             break;
             break;

-        }
-        case wxDOT:
-        {
-            lineStyle = GDK_LINE_ON_OFF_DASH;
+        case wxPENSTYLE_DOT:

             req_nb_dash = 2;
             req_dash = dotted;
             break;
             req_nb_dash = 2;
             req_dash = dotted;
             break;

-        }
-        case wxLONG_DASH:
-        {
-            lineStyle = GDK_LINE_ON_OFF_DASH;
+        case wxPENSTYLE_LONG_DASH:

             req_nb_dash = 2;
             req_dash = wxCoord_dashed;
             break;
             req_nb_dash = 2;
             req_dash = wxCoord_dashed;
             break;

-        }
-        case wxSHORT_DASH:
-        {
-            lineStyle = GDK_LINE_ON_OFF_DASH;
+        case wxPENSTYLE_SHORT_DASH:

             req_nb_dash = 2;
             req_dash = short_dashed;
             break;
             req_nb_dash = 2;
             req_dash = short_dashed;
             break;

-        }
-        case wxDOT_DASH:
-        {
-//            lineStyle = GDK_LINE_DOUBLE_DASH;
-            lineStyle = GDK_LINE_ON_OFF_DASH;
+        case wxPENSTYLE_DOT_DASH:

             req_nb_dash = 4;
             req_dash = dotted_dashed;
             break;
             req_nb_dash = 4;
             req_dash = dotted_dashed;
             break;

-        }

 
 

-        case wxTRANSPARENT:
-        case wxSTIPPLE:
-        case wxSOLID:
+        case wxPENSTYLE_TRANSPARENT:
+        case wxPENSTYLE_STIPPLE_MASK_OPAQUE:
+        case wxPENSTYLE_STIPPLE:
+        case wxPENSTYLE_SOLID:

         default:
         default:

-        {

             lineStyle = GDK_LINE_SOLID;
             lineStyle = GDK_LINE_SOLID;

-            req_dash = (wxDash*)NULL;
+            req_dash = NULL;

             req_nb_dash = 0;
             break;
             req_nb_dash = 0;
             break;

-        }

     }
 
     }
 

-#if (GTK_MINOR_VERSION > 0)

     if (req_dash && req_nb_dash)
     {
     if (req_dash && req_nb_dash)
     {

-        char *real_req_dash = new char[req_nb_dash];
+        wxGTKDash *real_req_dash = new wxGTKDash[req_nb_dash];

         if (real_req_dash)
         {
             for (int i = 0; i < req_nb_dash; i++)
         if (real_req_dash)
         {
             for (int i = 0; i < req_nb_dash; i++)


@@ -965,25 +1943,32 @@ void wxWindowDC::SetPen( const wxPen &pen )
         else
         {
             // No Memory. We use non-scaled dash pattern...
         else
         {
             // No Memory. We use non-scaled dash pattern...

-            gdk_gc_set_dashes( m_penGC, 0, (char*)req_dash, req_nb_dash );
+            gdk_gc_set_dashes( m_penGC, 0, (wxGTKDash*)req_dash, req_nb_dash );

         }
     }
         }
     }

-#endif

 
     GdkCapStyle capStyle = GDK_CAP_ROUND;
     switch (m_pen.GetCap())
     {
 
     GdkCapStyle capStyle = GDK_CAP_ROUND;
     switch (m_pen.GetCap())
     {

-        case wxCAP_ROUND:      { capStyle = (width <= 1) ? GDK_CAP_NOT_LAST : GDK_CAP_ROUND; break; }

         case wxCAP_PROJECTING: { capStyle = GDK_CAP_PROJECTING; break; }
         case wxCAP_BUTT:       { capStyle = GDK_CAP_BUTT;       break; }
         case wxCAP_PROJECTING: { capStyle = GDK_CAP_PROJECTING; break; }
         case wxCAP_BUTT:       { capStyle = GDK_CAP_BUTT;       break; }

+        case wxCAP_ROUND:
+        default:
+            if (width <= 1)
+            {
+                width = 0;
+                capStyle = GDK_CAP_NOT_LAST;
+            }
+            break;

     }
 
     GdkJoinStyle joinStyle = GDK_JOIN_ROUND;
     switch (m_pen.GetJoin())
     {
         case wxJOIN_BEVEL: { joinStyle = GDK_JOIN_BEVEL; break; }
     }
 
     GdkJoinStyle joinStyle = GDK_JOIN_ROUND;
     switch (m_pen.GetJoin())
     {
         case wxJOIN_BEVEL: { joinStyle = GDK_JOIN_BEVEL; break; }

-        case wxJOIN_ROUND: { joinStyle = GDK_JOIN_ROUND; break; }

         case wxJOIN_MITER: { joinStyle = GDK_JOIN_MITER; break; }
         case wxJOIN_MITER: { joinStyle = GDK_JOIN_MITER; break; }

+        case wxJOIN_ROUND:
+        default:           { joinStyle = GDK_JOIN_ROUND; break; }

     }
 
     gdk_gc_set_line_attributes( m_penGC, width, lineStyle, capStyle, joinStyle );
     }
 
     gdk_gc_set_line_attributes( m_penGC, width, lineStyle, capStyle, joinStyle );


@@ -992,26 +1977,26 @@ void wxWindowDC::SetPen( const wxPen &pen )
     gdk_gc_set_foreground( m_penGC, m_pen.GetColour().GetColor() );
 }
 
     gdk_gc_set_foreground( m_penGC, m_pen.GetColour().GetColor() );
 }
 

-void wxWindowDC::SetBrush( const wxBrush &brush )
+void wxWindowDCImpl::SetBrush( const wxBrush &brush )

 {
 {

-    wxCHECK_RET( Ok(), wxT("invalid window dc") );
+    wxCHECK_RET( IsOk(), wxT("invalid window dc") );

 
     if (m_brush == brush) return;
 
     m_brush = brush;
 
 
     if (m_brush == brush) return;
 
     m_brush = brush;
 

-    if (!m_brush.Ok()) return;
+    if (!m_brush.IsOk()) return;

 
 

-    if (!m_window) return;
+    if (!m_gdkwindow) return;

 
     m_brush.GetColour().CalcPixel( m_cmap );
     gdk_gc_set_foreground( m_brushGC, m_brush.GetColour().GetColor() );
 
     gdk_gc_set_fill( m_brushGC, GDK_SOLID );
 
 
     m_brush.GetColour().CalcPixel( m_cmap );
     gdk_gc_set_foreground( m_brushGC, m_brush.GetColour().GetColor() );
 
     gdk_gc_set_fill( m_brushGC, GDK_SOLID );
 

-    if ((m_brush.GetStyle() == wxSTIPPLE) && (m_brush.GetStipple()->Ok()))
+    if ((m_brush.GetStyle() == wxBRUSHSTYLE_STIPPLE) && (m_brush.GetStipple()->IsOk()))

     {
     {

-        if (m_brush.GetStipple()->GetPixmap())
+        if (m_brush.GetStipple()->GetDepth() != 1)

         {
             gdk_gc_set_fill( m_brushGC, GDK_TILED );
             gdk_gc_set_tile( m_brushGC, m_brush.GetStipple()->GetPixmap() );
         {
             gdk_gc_set_fill( m_brushGC, GDK_TILED );
             gdk_gc_set_tile( m_brushGC, m_brush.GetStipple()->GetPixmap() );


@@ -1019,83 +2004,95 @@ void wxWindowDC::SetBrush( const wxBrush &brush )
         else
         {
             gdk_gc_set_fill( m_brushGC, GDK_STIPPLED );
         else
         {
             gdk_gc_set_fill( m_brushGC, GDK_STIPPLED );

-            gdk_gc_set_stipple( m_brushGC, m_brush.GetStipple()->GetBitmap() );
+            gdk_gc_set_stipple( m_brushGC, m_brush.GetStipple()->GetPixmap() );

         }
     }
 
         }
     }
 

-    if (IS_HATCH(m_brush.GetStyle()))
+    if ((m_brush.GetStyle() == wxBRUSHSTYLE_STIPPLE_MASK_OPAQUE) && (m_brush.GetStipple()->GetMask()))
+    {
+        gdk_gc_set_fill( m_textGC, GDK_OPAQUE_STIPPLED);
+        gdk_gc_set_stipple( m_textGC, m_brush.GetStipple()->GetMask()->GetBitmap() );
+    }
+
+    if (m_brush.IsHatch())

     {
         gdk_gc_set_fill( m_brushGC, GDK_STIPPLED );
     {
         gdk_gc_set_fill( m_brushGC, GDK_STIPPLED );

-        int num = m_brush.GetStyle() - wxBDIAGONAL_HATCH;
-        gdk_gc_set_stipple( m_brushGC, hatches[num] );
+        gdk_gc_set_stipple(m_brushGC, GetHatch(m_brush.GetStyle()));

     }
 }
 
     }
 }
 

-void wxWindowDC::SetBackground( const wxBrush &brush )
+void wxWindowDCImpl::SetBackground( const wxBrush &brush )

 {
    /* CMB 21/7/98: Added SetBackground. Sets background brush
     * for Clear() and bg colour for shapes filled with cross-hatch brush */
 
 {
    /* CMB 21/7/98: Added SetBackground. Sets background brush
     * for Clear() and bg colour for shapes filled with cross-hatch brush */
 

-    wxCHECK_RET( Ok(), wxT("invalid window dc") );
+    wxCHECK_RET( IsOk(), wxT("invalid window dc") );

 
     if (m_backgroundBrush == brush) return;
 
     m_backgroundBrush = brush;
 
 
     if (m_backgroundBrush == brush) return;
 
     m_backgroundBrush = brush;
 

-    if (!m_backgroundBrush.Ok()) return;
+    if (!m_backgroundBrush.IsOk()) return;

 
 

-    if (!m_window) return;
+    if (!m_gdkwindow) return;
+
+    wxColor color = m_backgroundBrush.GetColour();
+    color.CalcPixel(m_cmap);
+    const GdkColor* gdkColor = color.GetColor();
+    gdk_gc_set_background(m_brushGC, gdkColor);
+    gdk_gc_set_background(m_penGC,   gdkColor);
+    gdk_gc_set_background(m_bgGC,    gdkColor);
+    gdk_gc_set_foreground(m_bgGC,    gdkColor);

 
 

-    m_backgroundBrush.GetColour().CalcPixel( m_cmap );
-    gdk_gc_set_background( m_brushGC, m_backgroundBrush.GetColour().GetColor() );
-    gdk_gc_set_background( m_penGC, m_backgroundBrush.GetColour().GetColor() );
-    gdk_gc_set_background( m_bgGC, m_backgroundBrush.GetColour().GetColor() );
-    gdk_gc_set_foreground( m_bgGC, m_backgroundBrush.GetColour().GetColor() );

 
     gdk_gc_set_fill( m_bgGC, GDK_SOLID );
 
 
     gdk_gc_set_fill( m_bgGC, GDK_SOLID );
 

-    if ((m_backgroundBrush.GetStyle() == wxSTIPPLE) && (m_backgroundBrush.GetStipple()->Ok()))
+    if (m_backgroundBrush.GetStyle() == wxBRUSHSTYLE_STIPPLE)

     {
     {

-        if (m_backgroundBrush.GetStipple()->GetPixmap())
+        const wxBitmap* stipple = m_backgroundBrush.GetStipple();
+        if (stipple->IsOk())

         {
         {

-            gdk_gc_set_fill( m_bgGC, GDK_TILED );
-            gdk_gc_set_tile( m_bgGC, m_backgroundBrush.GetStipple()->GetPixmap() );
-        }
-        else
-        {
-            gdk_gc_set_fill( m_bgGC, GDK_STIPPLED );
-            gdk_gc_set_stipple( m_bgGC, m_backgroundBrush.GetStipple()->GetBitmap() );
+            if (stipple->GetDepth() != 1)
+            {
+                gdk_gc_set_fill(m_bgGC, GDK_TILED);
+                gdk_gc_set_tile(m_bgGC, stipple->GetPixmap());
+            }
+            else
+            {
+                gdk_gc_set_fill(m_bgGC, GDK_STIPPLED);
+                gdk_gc_set_stipple(m_bgGC, stipple->GetPixmap());
+            }

         }
     }
         }
     }

-
-    if (IS_HATCH(m_backgroundBrush.GetStyle()))
+    else if (m_backgroundBrush.IsHatch())

     {
         gdk_gc_set_fill( m_bgGC, GDK_STIPPLED );
     {
         gdk_gc_set_fill( m_bgGC, GDK_STIPPLED );

-        int num = m_backgroundBrush.GetStyle() - wxBDIAGONAL_HATCH;
-        gdk_gc_set_stipple( m_bgGC, hatches[num] );
+        gdk_gc_set_stipple(m_bgGC, GetHatch(m_backgroundBrush.GetStyle()));

     }
 }
 
     }
 }
 

-void wxWindowDC::SetLogicalFunction( int function )
+void wxWindowDCImpl::SetLogicalFunction( wxRasterOperationMode function )

 {
 {

-    wxCHECK_RET( Ok(), wxT("invalid window dc") );
+    wxCHECK_RET( IsOk(), wxT("invalid window dc") );

 
 

-    if (m_logicalFunction == function) return;
+    if (m_logicalFunction == function)
+        return;
+
+    // VZ: shouldn't this be a CHECK?
+    if (!m_gdkwindow)
+        return;

 
 

-    GdkFunction mode = GDK_COPY;
+    GdkFunction mode;

     switch (function)
     {
         case wxXOR:          mode = GDK_XOR;           break;
         case wxINVERT:       mode = GDK_INVERT;        break;
     switch (function)
     {
         case wxXOR:          mode = GDK_XOR;           break;
         case wxINVERT:       mode = GDK_INVERT;        break;

-#if (GTK_MINOR_VERSION > 0)

         case wxOR_REVERSE:   mode = GDK_OR_REVERSE;    break;
         case wxAND_REVERSE:  mode = GDK_AND_REVERSE;   break;
         case wxCLEAR:        mode = GDK_CLEAR;         break;
         case wxSET:          mode = GDK_SET;           break;
         case wxOR_INVERT:    mode = GDK_OR_INVERT;     break;
         case wxOR_REVERSE:   mode = GDK_OR_REVERSE;    break;
         case wxAND_REVERSE:  mode = GDK_AND_REVERSE;   break;
         case wxCLEAR:        mode = GDK_CLEAR;         break;
         case wxSET:          mode = GDK_SET;           break;
         case wxOR_INVERT:    mode = GDK_OR_INVERT;     break;

-        case wxSRC_AND:

         case wxAND:          mode = GDK_AND;           break;
         case wxAND:          mode = GDK_AND;           break;

-        case wxSRC_OR:

         case wxOR:           mode = GDK_OR;            break;
         case wxEQUIV:        mode = GDK_EQUIV;         break;
         case wxNAND:         mode = GDK_NAND;          break;
         case wxOR:           mode = GDK_OR;            break;
         case wxEQUIV:        mode = GDK_EQUIV;         break;
         case wxNAND:         mode = GDK_NAND;          break;


@@ -1103,98 +2100,95 @@ void wxWindowDC::SetLogicalFunction( int function )
         case wxCOPY:         mode = GDK_COPY;          break;
         case wxNO_OP:        mode = GDK_NOOP;          break;
         case wxSRC_INVERT:   mode = GDK_COPY_INVERT;   break;
         case wxCOPY:         mode = GDK_COPY;          break;
         case wxNO_OP:        mode = GDK_NOOP;          break;
         case wxSRC_INVERT:   mode = GDK_COPY_INVERT;   break;

-#endif
+        case wxNOR:          mode = GDK_NOR;           break;

         default:
         default:

-        {
-           wxFAIL_MSG( wxT("unsupported logical function") );
-           break;
-        }
+            wxFAIL_MSG("unknown mode");
+            return;

     }
 
     m_logicalFunction = function;
 
     }
 
     m_logicalFunction = function;
 

-    if (!m_window) return;
-

     gdk_gc_set_function( m_penGC, mode );
     gdk_gc_set_function( m_brushGC, mode );
     gdk_gc_set_function( m_penGC, mode );
     gdk_gc_set_function( m_brushGC, mode );

+
+    // to stay compatible with wxMSW, we don't apply ROPs to the text
+    // operations (i.e. DrawText/DrawRotatedText).
+    // True, but mono-bitmaps use the m_textGC and they use ROPs as well.

     gdk_gc_set_function( m_textGC, mode );
 }
 
     gdk_gc_set_function( m_textGC, mode );
 }
 

-void wxWindowDC::SetTextForeground( const wxColour &col )
+void wxWindowDCImpl::SetTextForeground( const wxColour &col )

 {
 {

-    wxCHECK_RET( Ok(), wxT("invalid window dc") );
+    wxCHECK_RET( IsOk(), wxT("invalid window dc") );

 
 

-    if (m_textForegroundColour == col) return;
+    // don't set m_textForegroundColour to an invalid colour as we'd crash
+    // later then (we use m_textForegroundColour.GetColor() without checking
+    // in a few places)
+    if ( !col.IsOk() || (m_textForegroundColour == col) )
+        return;

 
     m_textForegroundColour = col;
 
     m_textForegroundColour = col;

-    if (!m_textForegroundColour.Ok()) return;

 
 

-    if (!m_window) return;
-
-    m_textForegroundColour.CalcPixel( m_cmap );
-    gdk_gc_set_foreground( m_textGC, m_textForegroundColour.GetColor() );
+    if ( m_gdkwindow )
+    {
+        m_textForegroundColour.CalcPixel( m_cmap );
+        gdk_gc_set_foreground( m_textGC, m_textForegroundColour.GetColor() );
+    }

 }
 
 }
 

-void wxWindowDC::SetTextBackground( const wxColour &col )
+void wxWindowDCImpl::SetTextBackground( const wxColour &col )

 {
 {

-    wxCHECK_RET( Ok(), wxT("invalid window dc") );
+    wxCHECK_RET( IsOk(), wxT("invalid window dc") );

 
 

-    if (m_textBackgroundColour == col) return;
+    // same as above
+    if ( !col.IsOk() || (m_textBackgroundColour == col) )
+        return;

 
     m_textBackgroundColour = col;
 
     m_textBackgroundColour = col;

-    if (!m_textBackgroundColour.Ok()) return;
-
-    if (!m_window) return;

 
 

-    m_textBackgroundColour.CalcPixel( m_cmap );
-    gdk_gc_set_background( m_textGC, m_textBackgroundColour.GetColor() );
+    if ( m_gdkwindow )
+    {
+        m_textBackgroundColour.CalcPixel( m_cmap );
+        gdk_gc_set_background( m_textGC, m_textBackgroundColour.GetColor() );
+    }

 }
 
 }
 

-void wxWindowDC::SetBackgroundMode( int mode )
+void wxWindowDCImpl::SetBackgroundMode( int mode )

 {
 {

-    wxCHECK_RET( Ok(), wxT("invalid window dc") );
+    wxCHECK_RET( IsOk(), wxT("invalid window dc") );

 
     m_backgroundMode = mode;
 
     m_backgroundMode = mode;

-
-    if (!m_window) return;
-
-    // CMB 21/7/98: fill style of cross-hatch brushes is affected by
-    // transparent/solid background mode
-
-    if (m_brush.GetStyle() != wxSOLID && m_brush.GetStyle() != wxTRANSPARENT)
-    {
-        gdk_gc_set_fill( m_brushGC,
-          (m_backgroundMode == wxTRANSPARENT) ? GDK_STIPPLED : GDK_OPAQUE_STIPPLED);
-    }

 }
 
 }
 

-void wxWindowDC::SetPalette( const wxPalette& WXUNUSED(palette) )
+void wxWindowDCImpl::SetPalette( const wxPalette& WXUNUSED(palette) )

 {
 {

-    wxFAIL_MSG( wxT("wxWindowDC::SetPalette not implemented") );
+    wxFAIL_MSG( wxT("wxWindowDCImpl::SetPalette not implemented") );

 }
 
 }
 

-void wxWindowDC::DoSetClippingRegion( wxCoord x, wxCoord y, wxCoord width, wxCoord height )
+void wxWindowDCImpl::DoSetClippingRegion( wxCoord x, wxCoord y, wxCoord width, wxCoord height )

 {
 {

-    wxCHECK_RET( Ok(), wxT("invalid window dc") );
-
-    wxDC::DoSetClippingRegion( x, y, width, height );
+    wxCHECK_RET( IsOk(), wxT("invalid window dc") );

 
 

-    if (!m_window) return;
+    if (!m_gdkwindow) return;

 
 

-    GdkRectangle rect;
+    wxRect rect;

     rect.x = XLOG2DEV(x);
     rect.y = YLOG2DEV(y);
     rect.width = XLOG2DEVREL(width);
     rect.height = YLOG2DEVREL(height);
     rect.x = XLOG2DEV(x);
     rect.y = YLOG2DEV(y);
     rect.width = XLOG2DEVREL(width);
     rect.height = YLOG2DEVREL(height);

-    gdk_gc_set_clip_rectangle( m_penGC, &rect );
-    gdk_gc_set_clip_rectangle( m_brushGC, &rect );
-    gdk_gc_set_clip_rectangle( m_textGC, &rect );
-    gdk_gc_set_clip_rectangle( m_bgGC, &rect );
+
+    if (m_window && m_window->m_wxwindow &&
+        (m_window->GetLayoutDirection() == wxLayout_RightToLeft))
+    {
+        rect.x -= rect.width;
+    }
+
+    DoSetDeviceClippingRegion(wxRegion(rect));

 }
 
 }
 

-void wxWindowDC::DoSetClippingRegionAsRegion( const wxRegion &region  )
+void wxWindowDCImpl::DoSetDeviceClippingRegion( const wxRegion &region  )

 {
 {

-    wxCHECK_RET( Ok(), wxT("invalid window dc") );
+    wxCHECK_RET( IsOk(), wxT("invalid window dc") );

 
     if (region.Empty())
     {
 
     if (region.Empty())
     {


@@ -1202,323 +2196,234 @@ void wxWindowDC::DoSetClippingRegionAsRegion( const wxRegion &region  )
         return;
     }
 
         return;
     }
 

-    if (!m_window) return;
+    if (!m_gdkwindow) return;

 
 

-    gdk_gc_set_clip_region( m_penGC, region.GetRegion() );
-    gdk_gc_set_clip_region( m_brushGC, region.GetRegion() );
-    gdk_gc_set_clip_region( m_textGC, region.GetRegion() );
-    gdk_gc_set_clip_region( m_bgGC, region.GetRegion() );
-}
-
-void wxWindowDC::DestroyClippingRegion()
-{
-    wxCHECK_RET( Ok(), wxT("invalid window dc") );
+    if (!m_currentClippingRegion.IsNull())
+        m_currentClippingRegion.Intersect( region );
+    else
+        m_currentClippingRegion.Union( region );

 
 

-    wxDC::DestroyClippingRegion();
+#if USE_PAINT_REGION
+    if (!m_paintClippingRegion.IsNull())
+        m_currentClippingRegion.Intersect( m_paintClippingRegion );
+#endif

 
 

-    if (!m_window) return;
+    wxCoord xx, yy, ww, hh;
+    m_currentClippingRegion.GetBox( xx, yy, ww, hh );
+    wxGTKDCImpl::DoSetClippingRegion( xx, yy, ww, hh );

 
 

-    gdk_gc_set_clip_rectangle( m_penGC, (GdkRectangle *) NULL );
-    gdk_gc_set_clip_rectangle( m_brushGC, (GdkRectangle *) NULL );
-    gdk_gc_set_clip_rectangle( m_textGC, (GdkRectangle *) NULL );
-    gdk_gc_set_clip_rectangle( m_bgGC, (GdkRectangle *) NULL );
+    GdkRegion* gdkRegion = m_currentClippingRegion.GetRegion();
+    gdk_gc_set_clip_region(m_penGC,   gdkRegion);
+    gdk_gc_set_clip_region(m_brushGC, gdkRegion);
+    gdk_gc_set_clip_region(m_textGC,  gdkRegion);
+    gdk_gc_set_clip_region(m_bgGC,    gdkRegion);

 }
 
 }
 

-void wxWindowDC::SetUpDC()
+void wxWindowDCImpl::DestroyClippingRegion()

 {
 {

-    Destroy();
-    m_ok = TRUE;
-    m_logicalFunction = wxCOPY;
-    m_penGC = gdk_gc_new( m_window );
-    m_brushGC = gdk_gc_new( m_window );
-    m_textGC = gdk_gc_new( m_window );
-    m_bgGC = gdk_gc_new( m_window );
-
-    wxColour tmp_col( m_textForegroundColour );
-    m_textForegroundColour = wxNullColour;
-    SetTextForeground( tmp_col );
-    tmp_col = m_textBackgroundColour;
-    m_textBackgroundColour = wxNullColour;
-    SetTextBackground( tmp_col );
-
-    wxPen tmp_pen( m_pen );
-    m_pen = wxNullPen;
-    SetPen( tmp_pen );
-
-    wxFont tmp_font( m_font );
-    m_font = wxNullFont;
-    SetFont( tmp_font );
-
-    wxBrush tmp_brush( m_brush );
-    m_brush = wxNullBrush;
-    SetBrush( tmp_brush );
+    wxCHECK_RET( IsOk(), wxT("invalid window dc") );

 
 

-/*
-    tmp_brush = m_backgroundBrush;
-    m_backgroundBrush = wxNullBrush;
-    SetBackground( tmp_brush );
-*/
-    tmp_brush = m_backgroundBrush;
-    m_backgroundBrush = wxNullBrush;
-    SetBackground( *wxWHITE_BRUSH );
-    m_backgroundBrush = tmp_brush;
+    wxDCImpl::DestroyClippingRegion();

 
 

-    if (!hatch_bitmap)
-    {
-        hatch_bitmap    = hatches;
-        hatch_bitmap[0] = gdk_bitmap_create_from_data( (GdkWindow *) NULL, bdiag_bits, bdiag_width, bdiag_height );
-        hatch_bitmap[1] = gdk_bitmap_create_from_data( (GdkWindow *) NULL, cdiag_bits, cdiag_width, cdiag_height );
-        hatch_bitmap[2] = gdk_bitmap_create_from_data( (GdkWindow *) NULL, fdiag_bits, fdiag_width, fdiag_height );
-        hatch_bitmap[3] = gdk_bitmap_create_from_data( (GdkWindow *) NULL, cross_bits, cross_width, cross_height );
-        hatch_bitmap[4] = gdk_bitmap_create_from_data( (GdkWindow *) NULL, horiz_bits, horiz_width, horiz_height );
-        hatch_bitmap[5] = gdk_bitmap_create_from_data( (GdkWindow *) NULL, verti_bits, verti_width, verti_height );
-    }
-}
+    m_currentClippingRegion.Clear();

 
 

-void wxWindowDC::Destroy()
-{
-    if (m_penGC) gdk_gc_unref( m_penGC );
-    m_penGC = (GdkGC*) NULL;
-    if (m_brushGC) gdk_gc_unref( m_brushGC );
-    m_brushGC = (GdkGC*) NULL;
-    if (m_textGC) gdk_gc_unref( m_textGC );
-    m_textGC = (GdkGC*) NULL;
-    if (m_bgGC) gdk_gc_unref( m_bgGC );
-    m_bgGC = (GdkGC*) NULL;
-}
+#if USE_PAINT_REGION
+    if (!m_paintClippingRegion.IsEmpty())
+        m_currentClippingRegion.Union( m_paintClippingRegion );
+#endif

 
 

-void wxWindowDC::ComputeScaleAndOrigin()
-{
-    /* CMB: copy scale to see if it changes */
-    double origScaleX = m_scaleX;
-    double origScaleY = m_scaleY;
+    if (!m_gdkwindow) return;

 
 

-    wxDC::ComputeScaleAndOrigin();
+    GdkRegion* gdkRegion = NULL;
+    if (!m_currentClippingRegion.IsEmpty())
+        gdkRegion = m_currentClippingRegion.GetRegion();

 
 

-    /* CMB: if scale has changed call SetPen to recalulate the line width */
-    if ((m_scaleX != origScaleX || m_scaleY != origScaleY) &&
-        (m_pen.Ok()))
-    {
-      /* this is a bit artificial, but we need to force wxDC to think
-         the pen has changed */
-      wxPen pen = m_pen;
-      m_pen = wxNullPen;
-      SetPen( pen );
-  }
+    gdk_gc_set_clip_region(m_penGC,   gdkRegion);
+    gdk_gc_set_clip_region(m_brushGC, gdkRegion);
+    gdk_gc_set_clip_region(m_textGC,  gdkRegion);
+    gdk_gc_set_clip_region(m_bgGC,    gdkRegion);

 }
 
 }
 

-// Resolution in pixels per logical inch
-wxSize wxWindowDC::GetPPI() const
+void wxWindowDCImpl::Destroy()

 {
 {

-    return wxSize(100, 100);
+    if (m_penGC) wxFreePoolGC( m_penGC );
+    m_penGC = NULL;
+    if (m_brushGC) wxFreePoolGC( m_brushGC );
+    m_brushGC = NULL;
+    if (m_textGC) wxFreePoolGC( m_textGC );
+    m_textGC = NULL;
+    if (m_bgGC) wxFreePoolGC( m_bgGC );
+    m_bgGC = NULL;

 }
 
 }
 

-int wxWindowDC::GetDepth() const
+void wxWindowDCImpl::SetDeviceOrigin( wxCoord x, wxCoord y )

 {
 {

-    wxFAIL_MSG(wxT("not implemented"));
+    m_deviceOriginX = x;
+    m_deviceOriginY = y;

 
 

-    return -1;
+    ComputeScaleAndOrigin();

 }
 
 }
 

-#if wxUSE_SPLINES
-// ----------------------------------- spline code ----------------------------------------
-
-void wx_quadratic_spline(double a1, double b1, double a2, double b2,
-                         double a3, double b3, double a4, double b4);
-void wx_clear_stack();
-int wx_spline_pop(double *x1, double *y1, double *x2, double *y2, double *x3,
-        double *y3, double *x4, double *y4);
-void wx_spline_push(double x1, double y1, double x2, double y2, double x3, double y3,
-          double x4, double y4);
-static bool wx_spline_add_point(double x, double y);
-static void wx_spline_draw_point_array(wxDC *dc);
-
-wxList wx_spline_point_list;
+void wxWindowDCImpl::SetAxisOrientation( bool xLeftRight, bool yBottomUp )
+{
+    m_signX = (xLeftRight ?  1 : -1);
+    m_signY = (yBottomUp  ? -1 :  1);

 
 

-#define                half(z1, z2)        ((z1+z2)/2.0)
-#define                THRESHOLD        5
+    if (m_window && m_window->m_wxwindow &&
+        (m_window->GetLayoutDirection() == wxLayout_RightToLeft))
+        m_signX = -m_signX;

 
 

-/* iterative version */
+    ComputeScaleAndOrigin();
+}

 
 

-void wx_quadratic_spline(double a1, double b1, double a2, double b2, double a3, double b3, double a4,
-                 double b4)
+void wxWindowDCImpl::ComputeScaleAndOrigin()

 {
 {

-    register double  xmid, ymid;
-    double           x1, y1, x2, y2, x3, y3, x4, y4;
+    const wxRealPoint origScale(m_scaleX, m_scaleY);

 
 

-    wx_clear_stack();
-    wx_spline_push(a1, b1, a2, b2, a3, b3, a4, b4);
+    wxDCImpl::ComputeScaleAndOrigin();

 
 

-    while (wx_spline_pop(&x1, &y1, &x2, &y2, &x3, &y3, &x4, &y4)) {
-        xmid = (double)half(x2, x3);
-        ymid = (double)half(y2, y3);
-        if (fabs(x1 - xmid) < THRESHOLD && fabs(y1 - ymid) < THRESHOLD &&
-            fabs(xmid - x4) < THRESHOLD && fabs(ymid - y4) < THRESHOLD) {
-            wx_spline_add_point( x1, y1 );
-            wx_spline_add_point( xmid, ymid );
-        } else {
-            wx_spline_push(xmid, ymid, (double)half(xmid, x3), (double)half(ymid, y3),
-                 (double)half(x3, x4), (double)half(y3, y4), x4, y4);
-            wx_spline_push(x1, y1, (double)half(x1, x2), (double)half(y1, y2),
-                 (double)half(x2, xmid), (double)half(y2, ymid), xmid, ymid);
-        }
+    // if scale has changed call SetPen to recalulate the line width
+    if ( wxRealPoint(m_scaleX, m_scaleY) != origScale && m_pen.IsOk() )
+    {
+        // this is a bit artificial, but we need to force wxDC to think the pen
+        // has changed
+        wxPen pen = m_pen;
+        m_pen = wxNullPen;
+        SetPen( pen );

     }
 }
 
     }
 }
 

-/* utilities used by spline drawing routines */
-
-typedef struct wx_spline_stack_struct {
-    double           x1, y1, x2, y2, x3, y3, x4, y4;
-} Stack;
-
-#define         SPLINE_STACK_DEPTH             20
-static Stack    wx_spline_stack[SPLINE_STACK_DEPTH];
-static Stack   *wx_stack_top;
-static int      wx_stack_count;
-
-void wx_clear_stack()
+// Resolution in pixels per logical inch
+wxSize wxWindowDCImpl::GetPPI() const

 {
 {

-    wx_stack_top = wx_spline_stack;
-    wx_stack_count = 0;
+    return wxSize( (int) (m_mm_to_pix_x * 25.4 + 0.5), (int) (m_mm_to_pix_y * 25.4 + 0.5));

 }
 
 }
 

-void wx_spline_push(double x1, double y1, double x2, double y2, double x3, double y3, double x4, double y4)
+int wxWindowDCImpl::GetDepth() const

 {
 {

-    wx_stack_top->x1 = x1;
-    wx_stack_top->y1 = y1;
-    wx_stack_top->x2 = x2;
-    wx_stack_top->y2 = y2;
-    wx_stack_top->x3 = x3;
-    wx_stack_top->y3 = y3;
-    wx_stack_top->x4 = x4;
-    wx_stack_top->y4 = y4;
-    wx_stack_top++;
-    wx_stack_count++;
+    return gdk_drawable_get_depth(m_gdkwindow);

 }
 
 }
 

-int wx_spline_pop(double *x1, double *y1, double *x2, double *y2,
-                  double *x3, double *y3, double *x4, double *y4)
-{
-    if (wx_stack_count == 0)
-        return (0);
-    wx_stack_top--;
-    wx_stack_count--;
-    *x1 = wx_stack_top->x1;
-    *y1 = wx_stack_top->y1;
-    *x2 = wx_stack_top->x2;
-    *y2 = wx_stack_top->y2;
-    *x3 = wx_stack_top->x3;
-    *y3 = wx_stack_top->y3;
-    *x4 = wx_stack_top->x4;
-    *y4 = wx_stack_top->y4;
-    return (1);
-}

 
 

-static bool wx_spline_add_point(double x, double y)
-{
-  wxPoint *point = new wxPoint ;
-  point->x = (int) x;
-  point->y = (int) y;
-  wx_spline_point_list.Append((wxObject*)point);
-  return TRUE;
-}
+//-----------------------------------------------------------------------------
+// wxClientDCImpl
+//-----------------------------------------------------------------------------
+
+IMPLEMENT_ABSTRACT_CLASS(wxClientDCImpl, wxWindowDCImpl)

 
 

-static void wx_spline_draw_point_array(wxDC *dc)
+wxClientDCImpl::wxClientDCImpl( wxDC *owner )
+          : wxWindowDCImpl( owner )

 {
 {

-  dc->DrawLines(&wx_spline_point_list, 0, 0 );
-  wxNode *node = wx_spline_point_list.First();
-  while (node)
-  {
-    wxPoint *point = (wxPoint *)node->Data();
-    delete point;
-    delete node;
-    node = wx_spline_point_list.First();
-  }

 }
 
 }
 

-void wxWindowDC::DoDrawSpline( wxList *points )
+wxClientDCImpl::wxClientDCImpl( wxDC *owner, wxWindow *win )
+          : wxWindowDCImpl( owner, win )

 {
 {

-    wxCHECK_RET( Ok(), wxT("invalid window dc") );
+    wxCHECK_RET( win, wxT("NULL window in wxClientDCImpl::wxClientDC") );

 
 

-    wxPoint *p;
-    double           cx1, cy1, cx2, cy2, cx3, cy3, cx4, cy4;
-    double           x1, y1, x2, y2;
-
-    wxNode *node = points->First();
-    p = (wxPoint *)node->Data();
+#ifdef __WXUNIVERSAL__
+    wxPoint ptOrigin = win->GetClientAreaOrigin();
+    SetDeviceOrigin(ptOrigin.x, ptOrigin.y);
+    wxSize size = win->GetClientSize();
+    DoSetClippingRegion(0, 0, size.x, size.y);
+#endif
+    // __WXUNIVERSAL__
+}

 
 

-    x1 = p->x;
-    y1 = p->y;
+void wxClientDCImpl::DoGetSize(int *width, int *height) const
+{
+    wxCHECK_RET( m_window, wxT("GetSize() doesn't work without window") );

 
 

-    node = node->Next();
-    p = (wxPoint *)node->Data();
+    m_window->GetClientSize( width, height );
+}

 
 

-    x2 = p->x;
-    y2 = p->y;
-    cx1 = (double)((x1 + x2) / 2);
-    cy1 = (double)((y1 + y2) / 2);
-    cx2 = (double)((cx1 + x2) / 2);
-    cy2 = (double)((cy1 + y2) / 2);
+//-----------------------------------------------------------------------------
+// wxPaintDCImpl
+//-----------------------------------------------------------------------------

 
 

-    wx_spline_add_point(x1, y1);
+IMPLEMENT_ABSTRACT_CLASS(wxPaintDCImpl, wxClientDCImpl)

 
 

-    while ((node = node->Next()) != NULL)
+// Limit the paint region to the window size. Sometimes
+// the paint region is too big, and this risks X11 errors
+static void wxLimitRegionToSize(wxRegion& region, const wxSize& sz)
+{
+    wxRect originalRect = region.GetBox();
+    wxRect rect(originalRect);
+    if (rect.width + rect.x > sz.x)
+        rect.width = sz.x - rect.x;
+    if (rect.height + rect.y > sz.y)
+        rect.height = sz.y - rect.y;
+    if (rect != originalRect)

     {
     {

-        p = (wxPoint *)node->Data();
-        x1 = x2;
-        y1 = y2;
-        x2 = p->x;
-        y2 = p->y;
-        cx4 = (double)(x1 + x2) / 2;
-        cy4 = (double)(y1 + y2) / 2;
-        cx3 = (double)(x1 + cx4) / 2;
-        cy3 = (double)(y1 + cy4) / 2;
-
-        wx_quadratic_spline(cx1, cy1, cx2, cy2, cx3, cy3, cx4, cy4);
-
-        cx1 = cx4;
-        cy1 = cy4;
-        cx2 = (double)(cx1 + x2) / 2;
-        cy2 = (double)(cy1 + y2) / 2;
+        region = wxRegion(rect);
+        wxLogTrace(wxT("painting"), wxT("Limiting region from %d, %d, %d, %d to %d, %d, %d, %d\n"),
+                   originalRect.x, originalRect.y, originalRect.width, originalRect.height,
+                   rect.x, rect.y, rect.width, rect.height);

     }
     }

+}

 
 

-    wx_spline_add_point( cx1, cy1 );
-    wx_spline_add_point( x2, y2 );
-
-    wx_spline_draw_point_array( this );
+wxPaintDCImpl::wxPaintDCImpl( wxDC *owner )
+         : wxClientDCImpl( owner )
+{

 }
 
 }
 

-#endif // wxUSE_SPLINE
+wxPaintDCImpl::wxPaintDCImpl( wxDC *owner, wxWindow *win )
+         : wxClientDCImpl( owner, win )
+{
+#if USE_PAINT_REGION
+    if (!win->m_clipPaintRegion)
+        return;
+
+    wxSize sz = win->GetSize();
+    m_paintClippingRegion = win->m_nativeUpdateRegion;
+    wxLimitRegionToSize(m_paintClippingRegion, sz);

 
 

-//-----------------------------------------------------------------------------
-// wxPaintDC
-//-----------------------------------------------------------------------------
+    GdkRegion *region = m_paintClippingRegion.GetRegion();
+    if ( region )
+    {
+        m_currentClippingRegion.Union( m_paintClippingRegion );
+        wxLimitRegionToSize(m_currentClippingRegion, sz);

 
 

-IMPLEMENT_DYNAMIC_CLASS(wxPaintDC,wxWindowDC)
+        if (sz.x <= 0 || sz.y <= 0)
+            return ;

 
 

-wxPaintDC::wxPaintDC()
-  : wxWindowDC()
-{
+        gdk_gc_set_clip_region( m_penGC, region );
+        gdk_gc_set_clip_region( m_brushGC, region );
+        gdk_gc_set_clip_region( m_textGC, region );
+        gdk_gc_set_clip_region( m_bgGC, region );
+    }
+#endif

 }
 
 }
 

-wxPaintDC::wxPaintDC( wxWindow *win )
-  : wxWindowDC( win )
+// ----------------------------------------------------------------------------
+// wxDCModule
+// ----------------------------------------------------------------------------
+
+class wxDCModule : public wxModule

 {
 {

-}
+public:
+    bool OnInit();
+    void OnExit();

 
 

-//-----------------------------------------------------------------------------
-// wxClientDC
-//-----------------------------------------------------------------------------
+private:
+    DECLARE_DYNAMIC_CLASS(wxDCModule)
+};

 
 

-IMPLEMENT_DYNAMIC_CLASS(wxClientDC,wxWindowDC)
+IMPLEMENT_DYNAMIC_CLASS(wxDCModule, wxModule)

 
 

-wxClientDC::wxClientDC()
-  : wxWindowDC()
+bool wxDCModule::OnInit()

 {
 {

+    wxInitGCPool();
+    return true;

 }
 
 }
 

-wxClientDC::wxClientDC( wxWindow *win )
-  : wxWindowDC( win )
+void wxDCModule::OnExit()

 {
 {

-}
+    wxCleanUpGCPool();

 
 

+    for (int i = wxBRUSHSTYLE_LAST_HATCH - wxBRUSHSTYLE_FIRST_HATCH; i--; )
+    {
+        if (hatches[i])
+            g_object_unref(hatches[i]);
+    }
+}