debug check for infinite loop in InitializeClasses() added

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

diff --git a/src/gtk/dcclient.cpp b/src/gtk/dcclient.cpp
index 4c19c24458ca8205c1a929f6a24244721a3eb3f5..31b0bf61bd5175b7d88dcbb5f34931e142c9cc58 100644 (file)
--- a/src/gtk/dcclient.cpp
+++ b/src/gtk/dcclient.cpp
@@ -4,7 +4,7 @@
 // Author:      Robert Roebling
 // RCS-ID:      $Id$
 // Copyright:   (c) 1998 Robert Roebling, Markus Holzem, Chris Breeze
 // Author:      Robert Roebling
 // RCS-ID:      $Id$
 // Copyright:   (c) 1998 Robert Roebling, Markus Holzem, Chris Breeze

-// Licence:    wxWindows licence
+// Licence:           wxWindows licence

 /////////////////////////////////////////////////////////////////////////////
 
 #ifdef __GNUG__
 /////////////////////////////////////////////////////////////////////////////
 
 #ifdef __GNUG__


@@ -14,10 +14,11 @@
 #include "wx/dcclient.h"
 #include "wx/dcmemory.h"
 #include "wx/image.h"
 #include "wx/dcclient.h"
 #include "wx/dcmemory.h"
 #include "wx/image.h"

-#include <math.h>
+#include "wx/gtk/win_gtk.h"

 
 

-#include "gdk/gdk.h"
-#include "gtk/gtk.h"
+#include <math.h>               // for floating-point functions
+#include <gdk/gdk.h>
+#include <gtk/gtk.h>

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


@@ -43,16 +44,18 @@ static GdkPixmap **hatch_bitmap = (GdkPixmap **) NULL;
 //-----------------------------------------------------------------------------
 // temporary implementation of the missing GDK function
 //-----------------------------------------------------------------------------
 //-----------------------------------------------------------------------------
 // temporary implementation of the missing GDK function
 //-----------------------------------------------------------------------------

+

 #include "gdk/gdkprivate.h"
 #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)
+
+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;
 {
     GdkWindowPrivate *drawable_private;
     GdkWindowPrivate *src_private;


@@ -66,27 +69,27 @@ void gdk_draw_bitmap         (GdkDrawable  *drawable,
     src_private = (GdkWindowPrivate*) src;
     if (drawable_private->destroyed || src_private->destroyed)
         return;
     src_private = (GdkWindowPrivate*) src;
     if (drawable_private->destroyed || src_private->destroyed)
         return;

-       
+

     gc_private = (GdkGCPrivate*) gc;
 
     if (width == -1) width = src_private->width;
     if (height == -1) height = src_private->height;
 
     XCopyPlane( drawable_private->xdisplay,
     gc_private = (GdkGCPrivate*) gc;
 
     if (width == -1) width = src_private->width;
     if (height == -1) height = src_private->height;
 
     XCopyPlane( drawable_private->xdisplay,

-               src_private->xwindow,
-               drawable_private->xwindow,
-               gc_private->xgc,
-               xsrc, ysrc,
-               width, height,
-               xdest, ydest,
-               1 );
+                src_private->xwindow,
+                drawable_private->xwindow,
+                gc_private->xgc,
+                xsrc, ysrc,
+                width, height,
+                xdest, ydest,
+                1 );

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

-IMPLEMENT_DYNAMIC_CLASS(wxWindowDC,wxDC)
+IMPLEMENT_DYNAMIC_CLASS(wxWindowDC, wxDC)

 
 wxWindowDC::wxWindowDC()
 {
 
 wxWindowDC::wxWindowDC()
 {


@@ -107,19 +110,32 @@ wxWindowDC::wxWindowDC( wxWindow *window )
     m_bgGC = (GdkGC *) NULL;
     m_cmap = (GdkColormap *) NULL;
     m_owner = (wxWindow *)NULL;
     m_bgGC = (GdkGC *) NULL;
     m_cmap = (GdkColormap *) NULL;
     m_owner = (wxWindow *)NULL;

-  
-    if (!window) return;
+    m_isMemDC = FALSE;
+    m_font = window->GetFont();
+
+    wxASSERT_MSG( window, wxT("DC needs a window") );
+

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

-    if (!widget) return;
-    m_window = widget->window;
-    if (!m_window) return;
+
+    wxASSERT_MSG( widget, wxT("DC needs a widget") );
+
+    GtkPizza *pizza = GTK_PIZZA( widget );
+    m_window = pizza->bin_window;
+
+    /* not realized ? */
+    if (!m_window)
+    {
+         /* don't report problems */
+         m_ok = TRUE;
+
+         return;
+    }
+

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

-    
-    m_isMemDC = FALSE;
-        
+

     SetUpDC();
 
     /* this must be done after SetUpDC, bacause SetUpDC calls the
     SetUpDC();
 
     /* this must be done after SetUpDC, bacause SetUpDC calls the


@@ -128,7 +144,7 @@ wxWindowDC::wxWindowDC( wxWindow *window )
        and this might not be desired as the standard dc background
        is white whereas a window might assume gray to be the
        standard (as e.g. wxStatusBar) */
        and this might not be desired as the standard dc background
        is white whereas a window might assume gray to be the
        standard (as e.g. wxStatusBar) */

-    
+

     m_owner = window;
 }
 
     m_owner = window;
 }
 


@@ -137,265 +153,212 @@ wxWindowDC::~wxWindowDC()
     Destroy();
 }
 
     Destroy();
 }
 

-void wxWindowDC::FloodFill( long WXUNUSED(x), long WXUNUSED(y), 
+void wxWindowDC::DoFloodFill( wxCoord WXUNUSED(x), wxCoord WXUNUSED(y),

                            const wxColour &WXUNUSED(col), int WXUNUSED(style) )
 {
                            const wxColour &WXUNUSED(col), int WXUNUSED(style) )
 {

-    wxFAIL_MSG( _T("wxWindowDC::FloodFill not implemented") );
+    wxFAIL_MSG( wxT("wxWindowDC::DoFloodFill not implemented") );

 }
 
 }
 

-bool wxWindowDC::GetPixel( long WXUNUSED(x1), long WXUNUSED(y1), wxColour *WXUNUSED(col) ) const
+bool wxWindowDC::DoGetPixel( wxCoord WXUNUSED(x1), wxCoord WXUNUSED(y1), wxColour *WXUNUSED(col) ) const

 {
 {

-    wxFAIL_MSG( _T("wxWindowDC::GetPixel not implemented") );
+    wxFAIL_MSG( wxT("wxWindowDC::DoGetPixel not implemented") );

     return FALSE;
 }
 
     return FALSE;
 }
 

-void wxWindowDC::DrawLine( long x1, long y1, long x2, long y2 )
+void wxWindowDC::DoDrawLine( wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2 )

 {
 {

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

     if (m_pen.GetStyle() != wxTRANSPARENT)
     {
     if (m_pen.GetStyle() != wxTRANSPARENT)
     {

-        gdk_draw_line( m_window, m_penGC, 
-                       XLOG2DEV(x1), YLOG2DEV(y1), XLOG2DEV(x2), YLOG2DEV(y2) );
-                      
+        if (m_window)
+            gdk_draw_line( m_window, m_penGC, XLOG2DEV(x1), YLOG2DEV(y1), XLOG2DEV(x2), YLOG2DEV(y2) );
+

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

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

 {
 {

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

     if (m_pen.GetStyle() != wxTRANSPARENT)
     {
         int w = 0;
         int h = 0;
         GetSize( &w, &h );
     if (m_pen.GetStyle() != wxTRANSPARENT)
     {
         int w = 0;
         int h = 0;
         GetSize( &w, &h );

-        long xx = XLOG2DEV(x);
-        long yy = YLOG2DEV(y);
-        gdk_draw_line( m_window, m_penGC, 0, yy, XLOG2DEVREL(w), yy );
-        gdk_draw_line( m_window, m_penGC, xx, 0, xx, YLOG2DEVREL(h) );
+        wxCoord xx = XLOG2DEV(x);
+        wxCoord yy = YLOG2DEV(y);
+        if (m_window)
+        {
+            gdk_draw_line( m_window, m_penGC, 0, yy, XLOG2DEVREL(w), yy );
+            gdk_draw_line( m_window, m_penGC, xx, 0, xx, YLOG2DEVREL(h) );
+        }

     }
 }
 
     }
 }
 

-void wxWindowDC::DrawArc( long x1, long y1, long x2, long y2, double xc, double yc )
+void wxWindowDC::DoDrawArc( wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2,
+                            wxCoord xc, wxCoord yc )

 {
 {

-    wxCHECK_RET( Ok(), _T("invalid window dc") );
-  
-    long xx1 = XLOG2DEV(x1); 
-    long yy1 = YLOG2DEV(y1);
-    long xx2 = XLOG2DEV(x2); 
-    long yy2 = YLOG2DEV(y2);
-    long xxc = XLOG2DEV((long)xc); 
-    long yyc = YLOG2DEV((long)yc);
-    double dx = xx1 - xxc; 
+    wxCHECK_RET( Ok(), wxT("invalid window dc") );
+
+    wxCoord xx1 = XLOG2DEV(x1);
+    wxCoord yy1 = YLOG2DEV(y1);
+    wxCoord xx2 = XLOG2DEV(x2);
+    wxCoord yy2 = YLOG2DEV(y2);
+    wxCoord xxc = XLOG2DEV(xc);
+    wxCoord yyc = YLOG2DEV(yc);
+    double dx = xx1 - xxc;

     double dy = yy1 - yyc;
     double dy = yy1 - yyc;

-    double radius = sqrt(dx*dx+dy*dy);
-    long   r      = (long)radius;
+    double radius = sqrt((double)(dx*dx+dy*dy));
+    wxCoord   r      = (wxCoord)radius;

     double radius1, radius2;
 
     double radius1, radius2;
 

-    if (xx1 == xx2 && yy1 == yy2) 
+    if (xx1 == xx2 && yy1 == yy2)

     {
         radius1 = 0.0;
         radius2 = 360.0;
     {
         radius1 = 0.0;
         radius2 = 360.0;

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

     {
         radius1 = radius2 = 0.0;
     {
         radius1 = radius2 = 0.0;

-    } 
-    else 
+    }
+    else

     {
         radius1 = (xx1 - xxc == 0) ?
     {
         radius1 = (xx1 - xxc == 0) ?

-           (yy1 - yyc < 0) ? 90.0 : -90.0 :
-           -atan2(double(yy1-yyc), double(xx1-xxc)) * RAD2DEG;
+            (yy1 - yyc < 0) ? 90.0 : -90.0 :
+            -atan2(double(yy1-yyc), double(xx1-xxc)) * RAD2DEG;

         radius2 = (xx2 - xxc == 0) ?
         radius2 = (xx2 - xxc == 0) ?

-           (yy2 - yyc < 0) ? 90.0 : -90.0 :
-           -atan2(double(yy2-yyc), double(xx2-xxc)) * RAD2DEG;
+            (yy2 - yyc < 0) ? 90.0 : -90.0 :
+            -atan2(double(yy2-yyc), double(xx2-xxc)) * RAD2DEG;

     }
     }

-    long alpha1 = long(radius1 * 64.0);
-    long alpha2 = long((radius2 - radius1) * 64.0);
+    wxCoord alpha1 = wxCoord(radius1 * 64.0);
+    wxCoord alpha2 = wxCoord((radius2 - radius1) * 64.0);

     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_brush.GetStyle() != wxTRANSPARENT)
-        gdk_draw_arc( m_window, m_brushGC, TRUE, 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_window)
+    {
+        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_pen.GetStyle() != wxTRANSPARENT)
+            gdk_draw_arc( m_window, m_penGC, FALSE, xxc-r, yyc-r, 2*r,2*r, alpha1, alpha2 );
+    }
+

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

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

 {
 {

-    wxCHECK_RET( Ok(), _T("invalid window dc") );
-  
-    long xx = XLOG2DEV(x);    
-    long yy = YLOG2DEV(y);
-    long ww = m_signX * XLOG2DEVREL(width); 
-    long hh = m_signY * YLOG2DEVREL(height);
-  
+    wxCHECK_RET( Ok(), wxT("invalid window dc") );
+
+    wxCoord xx = XLOG2DEV(x);
+    wxCoord yy = YLOG2DEV(y);
+    wxCoord ww = m_signX * XLOG2DEVREL(width);
+    wxCoord hh = m_signY * YLOG2DEVREL(height);
+

     // CMB: handle -ve width and/or height
     if (ww < 0) { ww = -ww; xx = xx - ww; }
     if (hh < 0) { hh = -hh; yy = yy - hh; }
     // CMB: handle -ve width and/or height
     if (ww < 0) { ww = -ww; xx = xx - ww; }
     if (hh < 0) { hh = -hh; yy = yy - hh; }

-  
-    long start = long(sa * 64.0);
-    long end = long(ea * 64.0);
-    if (m_brush.GetStyle() != wxTRANSPARENT)
-        gdk_draw_arc( m_window, m_brushGC, TRUE, xx, yy, ww, hh, start, end );
-  
-    if (m_pen.GetStyle() != wxTRANSPARENT)
-        gdk_draw_arc( m_window, m_penGC, FALSE, xx, yy, ww, hh, start, end );
-       
+
+    if (m_window)
+    {
+        wxCoord start = wxCoord(sa * 64.0);
+        wxCoord end = wxCoord(ea * 64.0);
+
+        if (m_brush.GetStyle() != wxTRANSPARENT)
+            gdk_draw_arc( m_window, m_brushGC, TRUE, xx, yy, ww, hh, start, end );
+
+        if (m_pen.GetStyle() != wxTRANSPARENT)
+            gdk_draw_arc( m_window, 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::DrawPoint( long x, long y )
+void wxWindowDC::DoDrawPoint( wxCoord x, wxCoord y )

 {
 {

-    wxCHECK_RET( Ok(), _T("invalid window dc") );
-  
-    if (m_pen.GetStyle() != wxTRANSPARENT)
+    wxCHECK_RET( Ok(), wxT("invalid window dc") );
+
+    if ((m_pen.GetStyle() != wxTRANSPARENT) && m_window)

         gdk_draw_point( m_window, m_penGC, XLOG2DEV(x), YLOG2DEV(y) );
         gdk_draw_point( m_window, m_penGC, XLOG2DEV(x), YLOG2DEV(y) );

-       
+

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

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

 {
 {

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

     if (m_pen.GetStyle() == wxTRANSPARENT) return;
     if (n <= 0) return;
     if (m_pen.GetStyle() == wxTRANSPARENT) return;
     if (n <= 0) return;

-  
+

     CalcBoundingBox( points[0].x + xoffset, points[0].y + yoffset );
     CalcBoundingBox( points[0].x + xoffset, points[0].y + yoffset );

-    
+

     for (int i = 0; i < n-1; i++)
     {
     for (int i = 0; i < n-1; i++)
     {

-        long x1 = XLOG2DEV(points[i].x + xoffset);
-        long x2 = XLOG2DEV(points[i+1].x + xoffset);
-        long y1 = YLOG2DEV(points[i].y + yoffset);     // oh, what a waste
-        long y2 = YLOG2DEV(points[i+1].y + yoffset);
-        gdk_draw_line( m_window, m_penGC, x1, y1, x2, y2 );
-       
+        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);
+
+        if (m_window)
+            gdk_draw_line( m_window, m_penGC, x1, y1, x2, y2 );
+

         CalcBoundingBox( points[i+1].x + xoffset, points[i+1].y + yoffset );
     }
 }
 
         CalcBoundingBox( points[i+1].x + xoffset, points[i+1].y + yoffset );
     }
 }
 

-void wxWindowDC::DrawLines( wxList *points, long xoffset, long yoffset )
+void wxWindowDC::DoDrawPolygon( int n, wxPoint points[], wxCoord xoffset, wxCoord yoffset, int WXUNUSED(fillStyle) )

 {
 {

-    wxCHECK_RET( Ok(), _T("invalid window dc") );
-  
-    if (m_pen.GetStyle() == wxTRANSPARENT) return;
-  
-    wxNode *node = points->First();
-    if (!node) return;
-    
-    wxPoint *pt = (wxPoint*)node->Data();
-    CalcBoundingBox( pt->x + xoffset, pt->y + yoffset );
-       
-    while (node->Next())
-    {
-        wxPoint *point = (wxPoint*)node->Data();
-        wxPoint *npoint = (wxPoint*)node->Next()->Data();
-        long x1 = XLOG2DEV(point->x + xoffset);
-        long x2 = XLOG2DEV(npoint->x + xoffset);
-        long y1 = YLOG2DEV(point->y + yoffset);    // and a waste again...
-        long y2 = YLOG2DEV(npoint->y + yoffset);
-        gdk_draw_line( m_window, m_penGC, x1, y1, x2, y2 );
-        node = node->Next();
-       
-        CalcBoundingBox( npoint->x + xoffset, npoint->y + yoffset );
-    }
-}
+    wxCHECK_RET( Ok(), wxT("invalid window dc") );

 
 

-void wxWindowDC::DrawPolygon( int n, wxPoint points[], long xoffset, long yoffset, int WXUNUSED(fillStyle) )
-{
-    wxCHECK_RET( Ok(), _T("invalid window dc") );
-  

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

-    
+

     GdkPoint *gdkpoints = new GdkPoint[n+1];
     int i;
     for (i = 0 ; i < n ; i++)
     {
         gdkpoints[i].x = XLOG2DEV(points[i].x + xoffset);
         gdkpoints[i].y = YLOG2DEV(points[i].y + yoffset);
     GdkPoint *gdkpoints = new GdkPoint[n+1];
     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 );
     }
         CalcBoundingBox( points[i].x + xoffset, points[i].y + yoffset );
     }

-    
-    if (m_brush.GetStyle() != wxTRANSPARENT)
-        gdk_draw_polygon (m_window, m_brushGC, TRUE, gdkpoints, n);
-     
-    // To do: Fillstyle
-   
-    if (m_pen.GetStyle() != wxTRANSPARENT)
-        for (i = 0 ; i < n ; i++)
-       {
-            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);
-        }
-       
-    delete[] gdkpoints;
-}

 
 

-void wxWindowDC::DrawPolygon( wxList *lines, long xoffset, long yoffset, int WXUNUSED(fillStyle))
-{
-    wxCHECK_RET( Ok(), _T("invalid window dc") );
-  
-    int n = lines->Number();
-    if (n <= 0) return;
-    
-    GdkPoint *gdkpoints = new GdkPoint[n];
-    wxNode *node = lines->First();
-    int cnt = 0;
-    while (node)
-    {
-        wxPoint *p = (wxPoint *) node->Data();
-        gdkpoints[cnt].x = XLOG2DEV(p->x + xoffset);
-        gdkpoints[cnt].y = YLOG2DEV(p->y + yoffset);
-        node = node->Next();
-        cnt++;
-       
-        CalcBoundingBox( p->x + xoffset, p->y + yoffset );
-    }
-    
-    if (m_brush.GetStyle() != wxTRANSPARENT)
+    if ((m_brush.GetStyle() != wxTRANSPARENT) && m_window)

         gdk_draw_polygon (m_window, m_brushGC, TRUE, gdkpoints, n);
         gdk_draw_polygon (m_window, m_brushGC, TRUE, gdkpoints, n);

-       
+

     // To do: Fillstyle
     // To do: Fillstyle

-    
-    if (m_pen.GetStyle() != wxTRANSPARENT)
+
+    if ((m_pen.GetStyle() != wxTRANSPARENT) && m_window)

     {
     {

-        int i;

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

-       {
-           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 );
+        {
+            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);

         }
     }
         }
     }

+

     delete[] gdkpoints;
 }
 
     delete[] gdkpoints;
 }
 

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

 {
 {

-    wxCHECK_RET( Ok(), _T("invalid window dc") );
+    wxCHECK_RET( Ok(), wxT("invalid window dc") );
+
+    wxCoord xx = XLOG2DEV(x);
+    wxCoord yy = YLOG2DEV(y);
+    wxCoord ww = m_signX * XLOG2DEVREL(width);
+    wxCoord hh = m_signY * YLOG2DEVREL(height);

 
 

-    long xx = XLOG2DEV(x);
-    long yy = YLOG2DEV(y);
-    long ww = m_signX * XLOG2DEVREL(width);
-    long hh = m_signY * YLOG2DEVREL(height);
-    

     // CMB: draw nothing if transformed w or h is 0
     if (ww == 0 || hh == 0) return;
 
     // CMB: draw nothing if transformed w or h is 0
     if (ww == 0 || hh == 0) return;
 


@@ -403,27 +366,30 @@ void wxWindowDC::DrawRectangle( long x, long y, long width, long height )
     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_brush.GetStyle() != wxTRANSPARENT)
-      gdk_draw_rectangle( m_window, m_brushGC, TRUE, xx, yy, ww, hh );
-    
-    if (m_pen.GetStyle() != wxTRANSPARENT)
-      gdk_draw_rectangle( m_window, m_penGC, FALSE, xx, yy, ww-1, hh-1 );
- 
+    if (m_window)
+    {
+        if (m_brush.GetStyle() != wxTRANSPARENT)
+            gdk_draw_rectangle( m_window, m_brushGC, TRUE, xx, yy, ww, hh );
+
+        if (m_pen.GetStyle() != wxTRANSPARENT)
+            gdk_draw_rectangle( m_window, 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::DrawRoundedRectangle( long x, long y, long width, long height, double radius )
+void wxWindowDC::DoDrawRoundedRectangle( wxCoord x, wxCoord y, wxCoord width, wxCoord height, double radius )

 {
 {

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

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

-  
-    long xx = XLOG2DEV(x);    
-    long yy = YLOG2DEV(y);
-    long ww = m_signX * XLOG2DEVREL(width); 
-    long hh = m_signY * YLOG2DEVREL(height);
-    long rr = XLOG2DEVREL((long)radius);
+
+    wxCoord xx = XLOG2DEV(x);
+    wxCoord yy = YLOG2DEV(y);
+    wxCoord ww = m_signX * XLOG2DEVREL(width);
+    wxCoord hh = m_signY * YLOG2DEVREL(height);
+    wxCoord rr = XLOG2DEVREL((wxCoord)radius);

 
     // CMB: handle -ve width and/or height
     if (ww < 0) { ww = -ww; xx = xx - ww; }
 
     // CMB: handle -ve width and/or height
     if (ww < 0) { ww = -ww; xx = xx - ww; }


@@ -448,119 +414,128 @@ void wxWindowDC::DrawRoundedRectangle( long x, long y, long width, long height,
         hh--;
     }
 
         hh--;
     }
 

-    // CMB: ensure dd is not larger than rectangle otherwise we
-    // get an hour glass shape
-    long dd = 2 * rr;
-    if (dd > ww) dd = ww;
-    if (dd > hh) dd = hh;
-    rr = dd / 2;
-
-    if (m_brush.GetStyle() != wxTRANSPARENT)
-    {
-        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 );
-    }
-  
-    if (m_pen.GetStyle() != wxTRANSPARENT)
+    if (m_window)

     {
     {

-        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 );
+        // CMB: ensure dd is not larger than rectangle otherwise we
+        // get an hour glass shape
+        wxCoord dd = 2 * rr;
+        if (dd > ww) dd = ww;
+        if (dd > hh) dd = hh;
+        rr = dd / 2;
+
+        if (m_brush.GetStyle() != wxTRANSPARENT)
+        {
+            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 );
+        }
+
+        if (m_pen.GetStyle() != wxTRANSPARENT)
+        {
+            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 );
+        }

     }
     }

-    
+

     // this ignores the radius
     CalcBoundingBox( x, y );
     CalcBoundingBox( x + width, y + height );
 }
 
     // this ignores the radius
     CalcBoundingBox( x, y );
     CalcBoundingBox( x + width, y + height );
 }
 

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

 {
 {

-    wxCHECK_RET( Ok(), _T("invalid window dc") );
-  
-    long xx = XLOG2DEV(x);    
-    long yy = YLOG2DEV(y);
-    long ww = m_signX * XLOG2DEVREL(width); 
-    long hh = m_signY * YLOG2DEVREL(height);
+    wxCHECK_RET( Ok(), wxT("invalid window dc") );
+
+    wxCoord xx = XLOG2DEV(x);
+    wxCoord yy = YLOG2DEV(y);
+    wxCoord ww = m_signX * XLOG2DEVREL(width);
+    wxCoord hh = m_signY * YLOG2DEVREL(height);

 
     // CMB: handle -ve width and/or height
     if (ww < 0) { ww = -ww; xx = xx - ww; }
     if (hh < 0) { hh = -hh; yy = yy - hh; }
 
     // CMB: handle -ve width and/or height
     if (ww < 0) { ww = -ww; xx = xx - ww; }
     if (hh < 0) { hh = -hh; yy = yy - hh; }

-  
-    if (m_brush.GetStyle() != wxTRANSPARENT)
-        gdk_draw_arc( m_window, m_brushGC, 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 (m_window)
+    {
+        if (m_brush.GetStyle() != wxTRANSPARENT)
+            gdk_draw_arc( m_window, m_brushGC, 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 );
+    }
+

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

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

 {
 {

-    return TRUE;
+    // VZ: egcs 1.0.3 refuses to compile this without cast, no idea why
+    DoDrawBitmap( (const wxBitmap&)icon, x, y, (bool)TRUE );

 }
 
 }
 

-void wxWindowDC::DrawIcon( const wxIcon &icon, long x, long y )
+void wxWindowDC::DoDrawBitmap( const wxBitmap &bitmap,
+                               wxCoord x, wxCoord y,
+                               bool useMask )

 {
 {

-    DrawBitmap( icon, x, y, TRUE );
-}
+    wxCHECK_RET( Ok(), wxT("invalid window dc") );
+
+    wxCHECK_RET( bitmap.Ok(), wxT("invalid bitmap") );

 
 

-void wxWindowDC::DrawBitmap( const wxBitmap &bitmap, long x, long y, bool useMask )
-{
-    wxCHECK_RET( Ok(), _T("invalid window dc") );
-  
-    if (!bitmap.Ok()) return;
-    

     /* scale/translate size and position */
     /* scale/translate size and position */

-  
+

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

-  
+

     int w = bitmap.GetWidth();
     int h = bitmap.GetHeight();
     int w = bitmap.GetWidth();
     int h = bitmap.GetHeight();

-    
+
+    CalcBoundingBox( x, y );
+    CalcBoundingBox( x + w, y + h );
+
+    if (!m_window) return;
+

     int ww = XLOG2DEVREL(w);
     int hh = YLOG2DEVREL(h);
     int ww = XLOG2DEVREL(w);
     int hh = YLOG2DEVREL(h);

-    
+

     /* scale bitmap if required */
     /* scale bitmap if required */

-    
+

     wxBitmap use_bitmap;
     wxBitmap use_bitmap;

-    
+

     if ((w != ww) || (h != hh))
     {
         wxImage image( bitmap );
     if ((w != ww) || (h != hh))
     {
         wxImage image( bitmap );

-       image = image.Scale( ww, hh );
-       
-       use_bitmap = image.ConvertToBitmap();
+        image = image.Scale( ww, hh );
+
+        use_bitmap = image.ConvertToBitmap();

     }
     else
     {
         use_bitmap = bitmap;
     }
     }
     else
     {
         use_bitmap = bitmap;
     }

-    
+

     /* apply mask if any */
     /* apply mask if any */

-    
+

     GdkBitmap *mask = (GdkBitmap *) NULL;
     if (use_bitmap.GetMask()) mask = use_bitmap.GetMask()->GetBitmap();
     GdkBitmap *mask = (GdkBitmap *) NULL;
     if (use_bitmap.GetMask()) mask = use_bitmap.GetMask()->GetBitmap();

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

     {
         gdk_gc_set_clip_mask( m_penGC, mask );
         gdk_gc_set_clip_origin( m_penGC, xx, yy );
     }
     {
         gdk_gc_set_clip_mask( m_penGC, mask );
         gdk_gc_set_clip_origin( m_penGC, xx, yy );
     }

-  
+

     /* draw XPixmap or XBitmap, depending on what the wxBitmap contains */
     /* draw XPixmap or XBitmap, depending on what the wxBitmap contains */

-    
+

     GdkPixmap *pm = use_bitmap.GetPixmap();
     if (pm)
     {
     GdkPixmap *pm = use_bitmap.GetPixmap();
     if (pm)
     {


@@ -572,133 +547,131 @@ void wxWindowDC::DrawBitmap( const wxBitmap &bitmap, long x, long y, bool useMas
         if (bm)
         {
             gdk_draw_bitmap( m_window, m_penGC, bm, 0, 0, xx, yy, -1, -1 );
         if (bm)
         {
             gdk_draw_bitmap( m_window, m_penGC, bm, 0, 0, xx, yy, -1, -1 );

-       }
+        }

     }
     }

-    
+

     /* remove mask again if any */
     /* remove mask again if any */

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

     {
         gdk_gc_set_clip_mask( m_penGC, (GdkBitmap *) NULL );
         gdk_gc_set_clip_origin( m_penGC, 0, 0 );
     }
     {
         gdk_gc_set_clip_mask( m_penGC, (GdkBitmap *) NULL );
         gdk_gc_set_clip_origin( m_penGC, 0, 0 );
     }

-    
-    CalcBoundingBox( x, y );
-    CalcBoundingBox( x + w, y + h );

 }
 
 }
 

-bool wxWindowDC::Blit( long xdest, long ydest, long width, long height,
-       wxDC *source, long xsrc, long ysrc, int logical_func, bool useMask )
+bool wxWindowDC::DoBlit( wxCoord xdest, wxCoord ydest, wxCoord width, wxCoord height,
+                         wxDC *source, wxCoord xsrc, wxCoord ysrc,
+                         int logical_func, bool useMask )

 {
    /* 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. */
 
 {
    /* 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( Ok(), FALSE, _T("invalid window dc") );
-    
-    wxCHECK_MSG( source, FALSE, _T("invalid source dc") );
-    
+    wxCHECK_MSG( Ok(), FALSE, wxT("invalid window dc") );
+
+    wxCHECK_MSG( source, FALSE, wxT("invalid source dc") );
+
+    if (!m_window) return FALSE;
+

     wxClientDC *srcDC = (wxClientDC*)source;
     wxMemoryDC *memDC = (wxMemoryDC*)source;
     wxClientDC *srcDC = (wxClientDC*)source;
     wxMemoryDC *memDC = (wxMemoryDC*)source;

-  
+

     bool use_bitmap_method = FALSE;
     bool use_bitmap_method = FALSE;

-  
+

     if (srcDC->m_isMemDC)
     {
     if (srcDC->m_isMemDC)
     {

-       if (!memDC->m_selected.Ok()) return FALSE;
-       
+        if (!memDC->m_selected.Ok()) return FALSE;
+

         /* we use the "XCopyArea" way to copy a memory dc into
         /* 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 */
-    
+           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 */
+

         if (useMask && (memDC->m_selected.GetMask()))
         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 and */
-           use_bitmap_method = TRUE;
-       }
-       else if (memDC->m_selected.GetDepth() == 1)
-       {
-          /* we HAVE TO use the direct way for memory dcs
-             that are bitmaps because XCopyArea doesn't copy
-             with different bit depths */
-           use_bitmap_method = TRUE;
-       }
-       else if ((xsrc == 0) && (ysrc == 0) &&
-                (width == memDC->m_selected.GetWidth()) &&
-                (height == memDC->m_selected.GetHeight()))
-       {
-          /* 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;
-       }
-       else
-       {
-           use_bitmap_method = FALSE;
-       }
+        {
+           /* 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)
+        {
+           /* 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;
+        }
+        else if ((xsrc == 0) && (ysrc == 0) &&
+                 (width == memDC->m_selected.GetWidth()) &&
+                 (height == memDC->m_selected.GetHeight()))
+        {
+           /* 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;
+        }
+        else
+        {
+            use_bitmap_method = FALSE;
+        }

     }
     }

-    
+

     CalcBoundingBox( xdest, ydest );
     CalcBoundingBox( xdest + width, ydest + height );
     CalcBoundingBox( xdest, ydest );
     CalcBoundingBox( xdest + width, ydest + height );

-    
+

     int old_logical_func = m_logicalFunction;
     SetLogicalFunction( logical_func );
     int old_logical_func = m_logicalFunction;
     SetLogicalFunction( logical_func );

-    
+

     if (use_bitmap_method)
     {
         /* scale/translate bitmap size */
     if (use_bitmap_method)
     {
         /* scale/translate bitmap size */

-  
-       long bm_width = memDC->m_selected.GetWidth();
-       long bm_height = memDC->m_selected.GetHeight();
-       
-       long bm_ww = XLOG2DEVREL( bm_width );
-       long bm_hh = YLOG2DEVREL( bm_height );
-       
+
+        wxCoord bm_width = memDC->m_selected.GetWidth();
+        wxCoord bm_height = memDC->m_selected.GetHeight();
+
+        wxCoord bm_ww = XLOG2DEVREL( bm_width );
+        wxCoord bm_hh = YLOG2DEVREL( bm_height );
+

         /* scale bitmap if required */
         /* scale bitmap if required */

-    
+

         wxBitmap use_bitmap;
         wxBitmap use_bitmap;

-    
+

         if ((bm_width != bm_ww) || (bm_height != bm_hh))
         {
         if ((bm_width != bm_ww) || (bm_height != bm_hh))
         {

-           printf( "scaling.\n" );
-       

             wxImage image( memDC->m_selected );
             wxImage image( memDC->m_selected );

-           image = image.Scale( bm_ww, bm_hh );
-       
-           use_bitmap = image.ConvertToBitmap();
+            image = image.Scale( bm_ww, bm_hh );
+
+            use_bitmap = image.ConvertToBitmap();

         }
         else
         {
             use_bitmap = memDC->m_selected;
         }
         }
         else
         {
             use_bitmap = memDC->m_selected;
         }

-       
+

         /* scale/translate size and position */
         /* scale/translate size and position */

-  
-        long xx = XLOG2DEV(xdest);
-        long yy = YLOG2DEV(ydest);
-       
-       long ww = XLOG2DEVREL(width);
-       long hh = YLOG2DEVREL(height);
-       
+
+        wxCoord xx = XLOG2DEV(xdest);
+        wxCoord yy = YLOG2DEV(ydest);
+
+        wxCoord ww = XLOG2DEVREL(width);
+        wxCoord hh = YLOG2DEVREL(height);
+

         /* apply mask if any */
         /* apply mask if any */

-    
+

         GdkBitmap *mask = (GdkBitmap *) NULL;
         if (use_bitmap.GetMask()) mask = use_bitmap.GetMask()->GetBitmap();
         GdkBitmap *mask = (GdkBitmap *) NULL;
         if (use_bitmap.GetMask()) mask = use_bitmap.GetMask()->GetBitmap();

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

         {
             gdk_gc_set_clip_mask( m_penGC, mask );
             gdk_gc_set_clip_origin( m_penGC, xx, yy );
         }
         {
             gdk_gc_set_clip_mask( m_penGC, mask );
             gdk_gc_set_clip_origin( m_penGC, xx, yy );
         }

-       
+

         /* draw XPixmap or XBitmap, depending on what the wxBitmap contains */
         /* draw XPixmap or XBitmap, depending on what the wxBitmap contains */

-    
+

         GdkPixmap *pm = use_bitmap.GetPixmap();
         if (pm)
         {
         GdkPixmap *pm = use_bitmap.GetPixmap();
         if (pm)
         {


@@ -709,15 +682,15 @@ bool wxWindowDC::Blit( long xdest, long ydest, long width, long height,
             GdkBitmap *bm = use_bitmap.GetBitmap();
             if (bm)
             {
             GdkBitmap *bm = use_bitmap.GetBitmap();
             if (bm)
             {

-               /* we use the textGC here because blitting a bitmap is done
-                  using the current text colour */
+                /* 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 );
                 gdk_draw_bitmap( m_window, m_textGC, bm, xsrc, ysrc, xx, yy, ww, hh );

-           }
+            }

         }
         }

-    
+

         /* remove mask again if any */
         /* remove mask again if any */

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

         {
             gdk_gc_set_clip_mask( m_penGC, (GdkBitmap *) NULL );
             gdk_gc_set_clip_origin( m_penGC, 0, 0 );
         {
             gdk_gc_set_clip_mask( m_penGC, (GdkBitmap *) NULL );
             gdk_gc_set_clip_origin( m_penGC, 0, 0 );


@@ -726,75 +699,79 @@ bool wxWindowDC::Blit( long xdest, long ydest, long width, long height,
     else /* use_bitmap_method */
     {
         /* scale/translate size and position */
     else /* use_bitmap_method */
     {
         /* scale/translate size and position */

-  
-        long xx = XLOG2DEV(xdest);
-        long yy = YLOG2DEV(ydest);
-       
-       long ww = XLOG2DEVREL(width);
-       long hh = YLOG2DEVREL(height);
-       
+
+        wxCoord xx = XLOG2DEV(xdest);
+        wxCoord yy = YLOG2DEV(ydest);
+
+        wxCoord ww = XLOG2DEVREL(width);
+        wxCoord hh = YLOG2DEVREL(height);
+

         if ((width != ww) || (height != hh))
         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. */
-   
-           wxBitmap bitmap( width, height );
-           gdk_window_copy_area( bitmap.GetPixmap(), m_penGC, 0, 0, 
+        {
+            /* 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. */
+
+            wxBitmap bitmap( width, height );
+            gdk_window_copy_area( bitmap.GetPixmap(), m_penGC, 0, 0,

                                   srcDC->GetWindow(),
                                   srcDC->GetWindow(),

-                                 xsrc, ysrc, width, height );
-           
-           /* scale image */
-           
+                                  xsrc, ysrc, width, height );
+
+            /* scale image */
+

             wxImage image( bitmap );
             wxImage image( bitmap );

-           image = image.Scale( ww, hh );
-           
-           /* convert to bitmap */
-           
-           bitmap = image.ConvertToBitmap();
-           
-           /* draw scaled bitmap */
-           
+            image = image.Scale( ww, hh );
+
+            /* convert to bitmap */
+
+            bitmap = image.ConvertToBitmap();
+
+            /* draw scaled bitmap */
+

             gdk_draw_pixmap( m_window, m_penGC, bitmap.GetPixmap(), 0, 0, xx, yy, -1, -1 );
             gdk_draw_pixmap( m_window, m_penGC, bitmap.GetPixmap(), 0, 0, xx, yy, -1, -1 );

-           
-       }
-       else
-       {
-           /* no scaling and not a memory dc with a mask either */
-       
+
+        }
+        else
+        {
+            /* no scaling and not a memory dc with a mask either */
+

             gdk_window_copy_area( m_window, m_penGC, xx, yy,
                                   srcDC->GetWindow(),
                                   xsrc, ysrc, width, height );
             gdk_window_copy_area( m_window, m_penGC, xx, yy,
                                   srcDC->GetWindow(),
                                   xsrc, ysrc, width, height );

-       }
+        }

     }
 
     SetLogicalFunction( old_logical_func );
     return TRUE;
 }
 
     }
 
     SetLogicalFunction( old_logical_func );
     return TRUE;
 }
 

-void wxWindowDC::DrawText( const wxString &text, long x, long y, bool WXUNUSED(use16) )
+void wxWindowDC::DoDrawText( const wxString &text, wxCoord x, wxCoord y )

 {
 {

-    wxCHECK_RET( Ok(), _T("invalid window dc") );
+    wxCHECK_RET( Ok(), wxT("invalid window dc") );
+
+    if (!m_window) return;

 
     GdkFont *font = m_font.GetInternalFont( m_scaleY );
 
 
     GdkFont *font = m_font.GetInternalFont( m_scaleY );
 

+    wxCHECK_RET( font, wxT("invalid font") );
+

     x = XLOG2DEV(x);
     y = YLOG2DEV(y);
 
     /* CMB 21/5/98: draw text background if mode is wxSOLID */
     if (m_backgroundMode == wxSOLID)
     {
     x = XLOG2DEV(x);
     y = YLOG2DEV(y);
 
     /* CMB 21/5/98: draw text background if mode is wxSOLID */
     if (m_backgroundMode == wxSOLID)
     {

-        long width = gdk_string_width( font, text.mbc_str() );
-        long height = font->ascent + font->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() );
         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() );


@@ -806,72 +783,68 @@ void wxWindowDC::DrawText( const wxString &text, long x, long y, bool WXUNUSED(u
        properties (see wxXt implementation) */
     if (m_font.GetUnderlined())
     {
        properties (see wxXt implementation) */
     if (m_font.GetUnderlined())
     {

-        long width = gdk_string_width( font, text.mbc_str() );
-        long ul_y = y + font->ascent;
+        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);
     }
         if (font->descent > 0) ul_y++;
         gdk_draw_line( m_window, m_textGC, x, ul_y, x + width, ul_y);
     }

-    
-    long w, h;
+
+    wxCoord w, h;

     GetTextExtent (text, &w, &h);
     CalcBoundingBox (x + w, y + h);
     CalcBoundingBox (x, y);
 }
 
     GetTextExtent (text, &w, &h);
     CalcBoundingBox (x + w, y + h);
     CalcBoundingBox (x, y);
 }
 

-bool wxWindowDC::CanGetTextExtent() const
+void wxWindowDC::DoGetTextExtent(const wxString &string,
+                                 wxCoord *width, wxCoord *height,
+                                 wxCoord *descent, wxCoord *externalLeading,
+                                 wxFont *theFont) const

 {
 {

-    return TRUE;
-}
-
-void wxWindowDC::GetTextExtent( const wxString &string, long *width, long *height,
-                     long *descent, long *externalLeading,
-                     wxFont *theFont, bool WXUNUSED(use16) )
-{
-    wxCHECK_RET( Ok(), _T("invalid window dc") );
-  

     wxFont fontToUse = m_font;
     if (theFont) fontToUse = *theFont;
     wxFont fontToUse = m_font;
     if (theFont) fontToUse = *theFont;

-  
+

     GdkFont *font = fontToUse.GetInternalFont( m_scaleY );
     GdkFont *font = fontToUse.GetInternalFont( m_scaleY );

-    if (width) (*width) = long(gdk_string_width( font, string.mbc_str() ) / m_scaleX);
-    if (height) (*height) = long((font->ascent + font->descent) / m_scaleY);
-    if (descent) (*descent) = long(font->descent / 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;  // ??
 }
 
     if (externalLeading) (*externalLeading) = 0;  // ??
 }
 

-long wxWindowDC::GetCharWidth()
+wxCoord wxWindowDC::GetCharWidth() const

 {
 {

-    wxCHECK_MSG( Ok(), 0, _T("invalid window dc") );
-  

     GdkFont *font = m_font.GetInternalFont( m_scaleY );
     GdkFont *font = m_font.GetInternalFont( m_scaleY );

-    return long(gdk_string_width( font, "H" ) / m_scaleX);
+    wxCHECK_MSG( font, -1, wxT("invalid font") );
+
+    return wxCoord(gdk_string_width( font, "H" ) / m_scaleX);

 }
 
 }
 

-long wxWindowDC::GetCharHeight()
+wxCoord wxWindowDC::GetCharHeight() const

 {
 {

-    wxCHECK_MSG( Ok(), 0, _T("invalid window dc") );
-  

     GdkFont *font = m_font.GetInternalFont( m_scaleY );
     GdkFont *font = m_font.GetInternalFont( m_scaleY );

-    return long((font->ascent + font->descent) / m_scaleY);
+    wxCHECK_MSG( font, -1, wxT("invalid font") );
+
+    return wxCoord((font->ascent + font->descent) / m_scaleY);

 }
 
 void wxWindowDC::Clear()
 {
 }
 
 void wxWindowDC::Clear()
 {

-    wxCHECK_RET( Ok(), _T("invalid window dc") );
-  
+    wxCHECK_RET( Ok(), wxT("invalid window dc") );
+
+    if (!m_window) return;
+

     /* - 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. */
     /* - 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. */

-  
+

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

-       return;
+        return;

     }
 
     if (m_isMemDC)
     }
 
     if (m_isMemDC)


@@ -879,51 +852,124 @@ void wxWindowDC::Clear()
         int width,height;
         GetSize( &width, &height );
         gdk_draw_rectangle( m_window, m_bgGC, TRUE, 0, 0, width, height );
         int width,height;
         GetSize( &width, &height );
         gdk_draw_rectangle( m_window, m_bgGC, TRUE, 0, 0, width, height );

-       return;
+        return;

     }
 }
 
 void wxWindowDC::SetFont( const wxFont &font )
 {
     }
 }
 
 void wxWindowDC::SetFont( const wxFont &font )
 {

-    wxCHECK_RET( Ok(), _T("invalid window dc") );
-  

     m_font = font;
 }
 
 void wxWindowDC::SetPen( const wxPen &pen )
 {
     m_font = font;
 }
 
 void wxWindowDC::SetPen( const wxPen &pen )
 {

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

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

-  
+

     m_pen = pen;
     m_pen = pen;

-  
+

     if (!m_pen.Ok()) return;
     if (!m_pen.Ok()) return;

-  
+
+    if (!m_window) return;
+

     gint width = m_pen.GetWidth();
     gint width = m_pen.GetWidth();

-    // CMB: if width is non-zero scale it with the dc

     if (width <= 0)
     {
     if (width <= 0)
     {

+        // CMB: if width is non-zero scale it with the dc

         width = 1;
     }
     else
     {
         // X doesn't allow different width in x and y and so we take
         // the average
         width = 1;
     }
     else
     {
         // X doesn't allow different width in x and y and so we take
         // the average

-        double w = 0.5 + (abs(XLOG2DEVREL(width)) + abs(YLOG2DEVREL(width))) / 2.0;
+        double w = 0.5 +
+                   ( fabs((double) XLOG2DEVREL(width)) +
+                     fabs((double) YLOG2DEVREL(width)) ) / 2.0;

         width = (int)w;
     }
         width = (int)w;
     }

-  
+
+    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};
+
+    // 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;
+

     GdkLineStyle lineStyle = GDK_LINE_SOLID;
     switch (m_pen.GetStyle())
     {
     GdkLineStyle lineStyle = GDK_LINE_SOLID;
     switch (m_pen.GetStyle())
     {

-        case wxSOLID:      { lineStyle = GDK_LINE_SOLID;       break; }
-        case wxDOT:        { lineStyle = GDK_LINE_ON_OFF_DASH; break; }
-        case wxLONG_DASH:  { lineStyle = GDK_LINE_ON_OFF_DASH; break; }
-        case wxSHORT_DASH: { lineStyle = GDK_LINE_ON_OFF_DASH; break; }
-        case wxDOT_DASH:   { lineStyle = GDK_LINE_DOUBLE_DASH; break; }
+        case wxUSER_DASH:
+        {
+            lineStyle = GDK_LINE_ON_OFF_DASH;
+            req_nb_dash = m_pen.GetDashCount();
+            req_dash = m_pen.GetDash();
+            break;
+        }
+        case wxDOT:
+        {
+            lineStyle = GDK_LINE_ON_OFF_DASH;
+            req_nb_dash = 2;
+            req_dash = dotted;
+            break;
+        }
+        case wxLONG_DASH:
+        {
+            lineStyle = GDK_LINE_ON_OFF_DASH;
+            req_nb_dash = 2;
+            req_dash = wxCoord_dashed;
+            break;
+        }
+        case wxSHORT_DASH:
+        {
+            lineStyle = GDK_LINE_ON_OFF_DASH;
+            req_nb_dash = 2;
+            req_dash = short_dashed;
+            break;
+        }
+        case wxDOT_DASH:
+        {
+//            lineStyle = GDK_LINE_DOUBLE_DASH;
+            lineStyle = GDK_LINE_ON_OFF_DASH;
+            req_nb_dash = 4;
+            req_dash = dotted_dashed;
+            break;
+        }
+
+        case wxTRANSPARENT:
+        case wxSTIPPLE:
+        case wxSOLID:
+        default:
+        {
+            lineStyle = GDK_LINE_SOLID;
+            req_dash = (wxDash*)NULL;
+            req_nb_dash = 0;
+            break;
+        }
+    }
+
+#if (GTK_MINOR_VERSION > 0)
+    if (req_dash && req_nb_dash)
+    {
+        char *real_req_dash = new char[req_nb_dash];
+        if (real_req_dash)
+        {
+            for (int i = 0; i < req_nb_dash; i++)
+                real_req_dash[i] = req_dash[i] * width;
+            gdk_gc_set_dashes( m_penGC, 0, real_req_dash, req_nb_dash );
+            delete[] real_req_dash;
+        }
+        else
+        {
+            // No Memory. We use non-scaled dash pattern...
+            gdk_gc_set_dashes( m_penGC, 0, (char*)req_dash, req_nb_dash );
+        }

     }
     }

-  
+#endif
+

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


@@ -931,7 +977,7 @@ void wxWindowDC::SetPen( const wxPen &pen )
         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; }
     }

-  
+

     GdkJoinStyle joinStyle = GDK_JOIN_ROUND;
     switch (m_pen.GetJoin())
     {
     GdkJoinStyle joinStyle = GDK_JOIN_ROUND;
     switch (m_pen.GetJoin())
     {


@@ -939,48 +985,47 @@ void wxWindowDC::SetPen( const wxPen &pen )
         case wxJOIN_ROUND: { joinStyle = GDK_JOIN_ROUND; break; }
         case wxJOIN_MITER: { joinStyle = GDK_JOIN_MITER; break; }
     }
         case wxJOIN_ROUND: { joinStyle = GDK_JOIN_ROUND; break; }
         case wxJOIN_MITER: { joinStyle = GDK_JOIN_MITER; break; }
     }

-  
+

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

-  
+

     m_pen.GetColour().CalcPixel( m_cmap );
     gdk_gc_set_foreground( m_penGC, m_pen.GetColour().GetColor() );
 }
 
 void wxWindowDC::SetBrush( const wxBrush &brush )
 {
     m_pen.GetColour().CalcPixel( m_cmap );
     gdk_gc_set_foreground( m_penGC, m_pen.GetColour().GetColor() );
 }
 
 void wxWindowDC::SetBrush( const wxBrush &brush )
 {

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

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

-  
+

     m_brush = brush;
     m_brush = brush;

-  
+

     if (!m_brush.Ok()) return;
     if (!m_brush.Ok()) return;

-  
+
+    if (!m_window) return;
+

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

-  
-    GdkFill fillStyle = GDK_SOLID;
-    switch (m_brush.GetStyle())
-    {
-      case wxSOLID:
-      case wxTRANSPARENT:
-         break;
-      default:
-         fillStyle = GDK_STIPPLED;
-    }
-  
-    gdk_gc_set_fill( m_brushGC, fillStyle );
-  
+
+    gdk_gc_set_fill( m_brushGC, GDK_SOLID );
+

     if ((m_brush.GetStyle() == wxSTIPPLE) && (m_brush.GetStipple()->Ok()))
     {
         if (m_brush.GetStipple()->GetPixmap())
     if ((m_brush.GetStyle() == wxSTIPPLE) && (m_brush.GetStipple()->Ok()))
     {
         if (m_brush.GetStipple()->GetPixmap())

-            gdk_gc_set_stipple( m_brushGC, m_brush.GetStipple()->GetPixmap() );
-       else
+        {
+            gdk_gc_set_fill( m_brushGC, GDK_TILED );
+            gdk_gc_set_tile( m_brushGC, m_brush.GetStipple()->GetPixmap() );
+        }
+        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()->GetBitmap() );

+        }

     }
     }

-  
+

     if (IS_HATCH(m_brush.GetStyle()))
     {
     if (IS_HATCH(m_brush.GetStyle()))
     {

+        gdk_gc_set_fill( m_brushGC, GDK_STIPPLED );

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


@@ -990,40 +1035,42 @@ void wxWindowDC::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(), _T("invalid window dc") );
-  
+
+    wxCHECK_RET( Ok(), wxT("invalid window dc") );
+

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

-  
+

     m_backgroundBrush = brush;
     m_backgroundBrush = brush;

-  
+

     if (!m_backgroundBrush.Ok()) return;
     if (!m_backgroundBrush.Ok()) return;

-  
+
+    if (!m_window) return;
+

     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() );
     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() );

-  
-    GdkFill fillStyle = GDK_SOLID;
-    switch (m_backgroundBrush.GetStyle())
-    {
-        case wxSOLID:
-        case wxTRANSPARENT:
-            break;
-        default:
-            fillStyle = GDK_STIPPLED;
-    }
- 
-    gdk_gc_set_fill( m_bgGC, fillStyle );
-  
-    if (m_backgroundBrush.GetStyle() == wxSTIPPLE)
+
+    gdk_gc_set_fill( m_bgGC, GDK_SOLID );
+
+    if ((m_backgroundBrush.GetStyle() == wxSTIPPLE) && (m_backgroundBrush.GetStipple()->Ok()))

     {
     {

-        gdk_gc_set_stipple( m_bgGC, m_backgroundBrush.GetStipple()->GetPixmap() );
+        if (m_backgroundBrush.GetStipple()->GetPixmap())
+        {
+            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 (IS_HATCH(m_backgroundBrush.GetStyle()))
     {
     if (IS_HATCH(m_backgroundBrush.GetStyle()))
     {

+        gdk_gc_set_fill( m_bgGC, GDK_STIPPLED );

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


@@ -1031,19 +1078,43 @@ void wxWindowDC::SetBackground( const wxBrush &brush )
 
 void wxWindowDC::SetLogicalFunction( int function )
 {
 
 void wxWindowDC::SetLogicalFunction( int function )
 {

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

     if (m_logicalFunction == function) return;
     if (m_logicalFunction == function) return;

-    
+

     GdkFunction mode = GDK_COPY;
     switch (function)
     {
     GdkFunction mode = GDK_COPY;
     switch (function)
     {

-        case wxXOR:    mode = GDK_INVERT; break;
-        case wxINVERT: mode = GDK_INVERT; break;
-        default:       break;
+        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 wxSRC_AND:
+        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 wxAND_INVERT:   mode = GDK_AND_INVERT;    break;
+        case wxCOPY:         mode = GDK_COPY;          break;
+        case wxNO_OP:        mode = GDK_NOOP;          break;
+        case wxSRC_INVERT:   mode = GDK_COPY_INVERT;   break;
+#endif
+        default:
+        {
+           wxFAIL_MSG( wxT("unsupported logical function") );
+           break;
+        }

     }
     }

-    
+

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


@@ -1051,39 +1122,45 @@ void wxWindowDC::SetLogicalFunction( int function )
 
 void wxWindowDC::SetTextForeground( const wxColour &col )
 {
 
 void wxWindowDC::SetTextForeground( const wxColour &col )
 {

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

     if (m_textForegroundColour == col) return;
     if (m_textForegroundColour == col) return;

-  
+

     m_textForegroundColour = col;
     if (!m_textForegroundColour.Ok()) return;
     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() );
 }
 
 void wxWindowDC::SetTextBackground( const wxColour &col )
 {
     m_textForegroundColour.CalcPixel( m_cmap );
     gdk_gc_set_foreground( m_textGC, m_textForegroundColour.GetColor() );
 }
 
 void wxWindowDC::SetTextBackground( const wxColour &col )
 {

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

     if (m_textBackgroundColour == col) return;
     if (m_textBackgroundColour == col) return;

-  
+

     m_textBackgroundColour = col;
     if (!m_textBackgroundColour.Ok()) return;
     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() );
 }
 
 void wxWindowDC::SetBackgroundMode( int mode )
 {
     m_textBackgroundColour.CalcPixel( m_cmap );
     gdk_gc_set_background( m_textGC, m_textBackgroundColour.GetColor() );
 }
 
 void wxWindowDC::SetBackgroundMode( int mode )
 {

-    wxCHECK_RET( Ok(), _T("invalid window dc") );
-  
+    wxCHECK_RET( Ok(), 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
     // 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,
     if (m_brush.GetStyle() != wxSOLID && m_brush.GetStyle() != wxTRANSPARENT)
     {
         gdk_gc_set_fill( m_brushGC,


@@ -1093,15 +1170,17 @@ void wxWindowDC::SetBackgroundMode( int mode )
 
 void wxWindowDC::SetPalette( const wxPalette& WXUNUSED(palette) )
 {
 
 void wxWindowDC::SetPalette( const wxPalette& WXUNUSED(palette) )
 {

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

 }
 
 }
 

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

 {
 {

-    wxCHECK_RET( Ok(), _T("invalid window dc") );
-  
-    wxDC::SetClippingRegion( x, y, width, height );
-  
+    wxCHECK_RET( Ok(), wxT("invalid window dc") );
+
+    wxDC::DoSetClippingRegion( x, y, width, height );
+
+    if (!m_window) return;
+

     GdkRectangle rect;
     rect.x = XLOG2DEV(x);
     rect.y = YLOG2DEV(y);
     GdkRectangle rect;
     rect.x = XLOG2DEV(x);
     rect.y = YLOG2DEV(y);


@@ -1113,16 +1192,18 @@ void wxWindowDC::SetClippingRegion( long x, long y, long width, long height )
     gdk_gc_set_clip_rectangle( m_bgGC, &rect );
 }
 
     gdk_gc_set_clip_rectangle( m_bgGC, &rect );
 }
 

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

 {
 {

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

     if (region.Empty())
     {
         DestroyClippingRegion();
         return;
     }
     if (region.Empty())
     {
         DestroyClippingRegion();
         return;
     }

-    
+
+    if (!m_window) 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_penGC, region.GetRegion() );
     gdk_gc_set_clip_region( m_brushGC, region.GetRegion() );
     gdk_gc_set_clip_region( m_textGC, region.GetRegion() );


@@ -1131,10 +1212,12 @@ void wxWindowDC::SetClippingRegion( const wxRegion &region  )
 
 void wxWindowDC::DestroyClippingRegion()
 {
 
 void wxWindowDC::DestroyClippingRegion()
 {

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

     wxDC::DestroyClippingRegion();
     wxDC::DestroyClippingRegion();

-  
+
+    if (!m_window) return;
+

     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_penGC, (GdkRectangle *) NULL );
     gdk_gc_set_clip_rectangle( m_brushGC, (GdkRectangle *) NULL );
     gdk_gc_set_clip_rectangle( m_textGC, (GdkRectangle *) NULL );


@@ -1150,31 +1233,37 @@ void wxWindowDC::SetUpDC()
     m_brushGC = gdk_gc_new( m_window );
     m_textGC = gdk_gc_new( m_window );
     m_bgGC = 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 );
     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 );
     wxPen tmp_pen( m_pen );
     m_pen = wxNullPen;
     SetPen( tmp_pen );

-    
+

     wxFont tmp_font( m_font );
     m_font = wxNullFont;
     SetFont( tmp_font );
     wxFont tmp_font( m_font );
     m_font = wxNullFont;
     SetFont( tmp_font );

-    
+

     wxBrush tmp_brush( m_brush );
     m_brush = wxNullBrush;
     SetBrush( tmp_brush );
     wxBrush tmp_brush( m_brush );
     m_brush = wxNullBrush;
     SetBrush( tmp_brush );

-    
+
+/*

     tmp_brush = m_backgroundBrush;
     m_backgroundBrush = wxNullBrush;
     SetBackground( tmp_brush );
     tmp_brush = m_backgroundBrush;
     m_backgroundBrush = wxNullBrush;
     SetBackground( tmp_brush );

-  
-    if (!hatch_bitmap) 
+*/
+    tmp_brush = m_backgroundBrush;
+    m_backgroundBrush = wxNullBrush;
+    SetBackground( *wxWHITE_BRUSH );
+    m_backgroundBrush = tmp_brush;
+
+    if (!hatch_bitmap)

     {
         hatch_bitmap    = hatches;
         hatch_bitmap[0] = gdk_bitmap_create_from_data( (GdkWindow *) NULL, bdiag_bits, bdiag_width, bdiag_height );
     {
         hatch_bitmap    = hatches;
         hatch_bitmap[0] = gdk_bitmap_create_from_data( (GdkWindow *) NULL, bdiag_bits, bdiag_width, bdiag_height );


@@ -1198,11 +1287,40 @@ void wxWindowDC::Destroy()
     m_bgGC = (GdkGC*) NULL;
 }
 
     m_bgGC = (GdkGC*) NULL;
 }
 

-GdkWindow *wxWindowDC::GetWindow()
+void wxWindowDC::ComputeScaleAndOrigin()

 {
 {

-    return m_window;
+    /* CMB: copy scale to see if it changes */
+    double origScaleX = m_scaleX;
+    double origScaleY = m_scaleY;
+
+    wxDC::ComputeScaleAndOrigin();
+
+    /* 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 );
+  }
+}
+
+// Resolution in pixels per logical inch
+wxSize wxWindowDC::GetPPI() const
+{
+    return wxSize(100, 100);

 }
 
 }
 

+int wxWindowDC::GetDepth() const
+{
+    wxFAIL_MSG(wxT("not implemented"));
+
+    return -1;
+}
+
+#if wxUSE_SPLINES

 // ----------------------------------- spline code ----------------------------------------
 
 void wx_quadratic_spline(double a1, double b1, double a2, double b2,
 // ----------------------------------- spline code ----------------------------------------
 
 void wx_quadratic_spline(double a1, double b1, double a2, double b2,


@@ -1217,8 +1335,8 @@ static void wx_spline_draw_point_array(wxDC *dc);
 
 wxList wx_spline_point_list;
 
 
 wxList wx_spline_point_list;
 

-#define                half(z1, z2)    ((z1+z2)/2.0)
-#define                THRESHOLD       5
+#define                half(z1, z2)        ((z1+z2)/2.0)
+#define                THRESHOLD        5

 
 /* iterative version */
 
 
 /* iterative version */
 


@@ -1234,16 +1352,16 @@ void wx_quadratic_spline(double a1, double b1, double a2, double b2, double a3,
     while (wx_spline_pop(&x1, &y1, &x2, &y2, &x3, &y3, &x4, &y4)) {
         xmid = (double)half(x2, x3);
         ymid = (double)half(y2, y3);
     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) {
+        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 );
             wx_spline_add_point( x1, y1 );
             wx_spline_add_point( xmid, ymid );

-       } else {
+        } 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);
             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);

-       }
+        }

     }
 }
 
     }
 }
 


@@ -1282,7 +1400,7 @@ 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)
                   double *x3, double *y3, double *x4, double *y4)
 {
     if (wx_stack_count == 0)

-       return (0);
+        return (0);

     wx_stack_top--;
     wx_stack_count--;
     *x1 = wx_stack_top->x1;
     wx_stack_top--;
     wx_stack_count--;
     *x1 = wx_stack_top->x1;


@@ -1318,10 +1436,10 @@ static void wx_spline_draw_point_array(wxDC *dc)
   }
 }
 
   }
 }
 

-void wxWindowDC::DrawSpline( wxList *points )
+void wxWindowDC::DoDrawSpline( wxList *points )

 {
 {

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

     wxPoint *p;
     double           cx1, cy1, cx2, cy2, cx3, cy3, cx4, cy4;
     double           x1, y1, x2, y2;
     wxPoint *p;
     double           cx1, cy1, cx2, cy2, cx3, cy3, cx4, cy4;
     double           x1, y1, x2, y2;


@@ -1347,10 +1465,10 @@ void wxWindowDC::DrawSpline( wxList *points )
     while ((node = node->Next()) != NULL)
     {
         p = (wxPoint *)node->Data();
     while ((node = node->Next()) != NULL)
     {
         p = (wxPoint *)node->Data();

-       x1 = x2;
-       y1 = y2;
-       x2 = p->x;
-       y2 = p->y;
+        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;
         cx4 = (double)(x1 + x2) / 2;
         cy4 = (double)(y1 + y2) / 2;
         cx3 = (double)(x1 + cx4) / 2;


@@ -1358,8 +1476,8 @@ void wxWindowDC::DrawSpline( wxList *points )
 
         wx_quadratic_spline(cx1, cy1, cx2, cy2, cx3, cy3, cx4, cy4);
 
 
         wx_quadratic_spline(cx1, cy1, cx2, cy2, cx3, cy3, cx4, cy4);
 

-       cx1 = cx4;
-       cy1 = cy4;
+        cx1 = cx4;
+        cy1 = cy4;

         cx2 = (double)(cx1 + x2) / 2;
         cy2 = (double)(cy1 + y2) / 2;
     }
         cx2 = (double)(cx1 + x2) / 2;
         cy2 = (double)(cy1 + y2) / 2;
     }


@@ -1370,11 +1488,7 @@ void wxWindowDC::DrawSpline( wxList *points )
     wx_spline_draw_point_array( this );
 }
 
     wx_spline_draw_point_array( this );
 }
 

-// Resolution in pixels per logical inch
-wxSize wxWindowDC::GetPPI(void) const
-{
-    return wxSize(100, 100);
-}
+#endif // wxUSE_SPLINE

 
 //-----------------------------------------------------------------------------
 // wxPaintDC
 
 //-----------------------------------------------------------------------------
 // wxPaintDC