switching to newer API

[wxWidgets.git] / src / gtk1 / dcclient.cpp

diff --git a/src/gtk1/dcclient.cpp b/src/gtk1/dcclient.cpp
index 94ef8c1051cdbc81de23f6a13b125855ef057e6a..329d62d9ebeb9988f2ba0c848c91788998b7688c 100644 (file)
--- a/src/gtk1/dcclient.cpp
+++ b/src/gtk1/dcclient.cpp
@@ -1,5 +1,5 @@
 /////////////////////////////////////////////////////////////////////////////
 /////////////////////////////////////////////////////////////////////////////

-// Name:        gtk/dcclient.cpp
+// Name:        src/gtk1/dcclient.cpp

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


@@ -7,10 +7,6 @@
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 

-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
-#pragma implementation "dcclient.h"
-#endif
-

 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 


@@ -19,15 +15,18 @@
 #endif
 
 #include "wx/dcclient.h"
 #endif
 
 #include "wx/dcclient.h"

-#include "wx/dcmemory.h"
-#include "wx/image.h"
-#include "wx/module.h"
-#include "wx/log.h"
-#include "wx/fontutil.h"

 
 

-#include "wx/gtk/win_gtk.h"
+#ifndef WX_PRECOMP
+    #include "wx/log.h"
+    #include "wx/dcmemory.h"
+    #include "wx/math.h" // for floating-point functions
+    #include "wx/image.h"
+    #include "wx/module.h"
+#endif
+
+#include "wx/fontutil.h"

 
 

-#include "wx/math.h" // for floating-point functions
+#include "wx/gtk1/win_gtk.h"

 
 #include <gdk/gdk.h>
 #include <gdk/gdkx.h>
 
 #include <gdk/gdk.h>
 #include <gdk/gdkx.h>


@@ -92,25 +91,10 @@ void gdk_wx_draw_bitmap(GdkDrawable  *drawable,
                         gint         width,
                         gint         height)
 {
                         gint         width,
                         gint         height)
 {

-    g_return_if_fail (drawable != NULL);
-    g_return_if_fail (src != NULL);
-    g_return_if_fail (gc != NULL);
+    wxCHECK_RET( drawable, _T("NULL drawable in gdk_wx_draw_bitmap") );
+    wxCHECK_RET( src, _T("NULL src in gdk_wx_draw_bitmap") );
+    wxCHECK_RET( gc, _T("NULL gc in gdk_wx_draw_bitmap") );

 
 

-#ifdef __WXGTK20__
-    gint src_width, src_height;
-    gdk_drawable_get_size(src, &src_width, &src_height);
-    if (width == -1) width = src_width;
-    if (height == -1) height = src_height;
-
-    XCopyPlane( GDK_WINDOW_XDISPLAY(drawable),
-                GDK_WINDOW_XID(src),
-                GDK_WINDOW_XID(drawable),
-                GDK_GC_XGC(gc),
-                xsrc, ysrc,
-                width, height,
-                0, 0,
-                1 );
-#else

     GdkWindowPrivate *drawable_private;
     GdkWindowPrivate *src_private;
     GdkGCPrivate *gc_private;
     GdkWindowPrivate *drawable_private;
     GdkWindowPrivate *src_private;
     GdkGCPrivate *gc_private;


@@ -136,7 +120,6 @@ void gdk_wx_draw_bitmap(GdkDrawable  *drawable,
                 width, height,
                 xdest, ydest,
                 1 );
                 width, height,
                 xdest, ydest,
                 1 );

-#endif

 }
 
 //-----------------------------------------------------------------------------
 }
 
 //-----------------------------------------------------------------------------


@@ -292,11 +275,6 @@ wxWindowDC::wxWindowDC()
     m_isMemDC = false;
     m_isScreenDC = false;
     m_owner = (wxWindow *)NULL;
     m_isMemDC = false;
     m_isScreenDC = false;
     m_owner = (wxWindow *)NULL;

-#ifdef __WXGTK20__
-    m_context = (PangoContext *)NULL;
-    m_layout = (PangoLayout *)NULL;
-    m_fontdesc = (PangoFontDescription *)NULL;
-#endif

 }
 
 wxWindowDC::wxWindowDC( wxWindow *window )
 }
 
 wxWindowDC::wxWindowDC( wxWindow *window )


@@ -326,12 +304,6 @@ wxWindowDC::wxWindowDC( wxWindow *window )
 
     wxASSERT_MSG( widget, wxT("DC needs a widget") );
 
 
     wxASSERT_MSG( widget, wxT("DC needs a widget") );
 

-#ifdef __WXGTK20__
-    m_context = window->GtkGetPangoDefaultContext();
-    m_layout = pango_layout_new( m_context );
-    m_fontdesc = pango_font_description_copy( widget->style->font_desc );
-#endif
-

     GtkPizza *pizza = GTK_PIZZA( widget );
     m_window = pizza->bin_window;
 
     GtkPizza *pizza = GTK_PIZZA( widget );
     m_window = pizza->bin_window;
 


@@ -361,13 +333,6 @@ wxWindowDC::wxWindowDC( wxWindow *window )
 wxWindowDC::~wxWindowDC()
 {
     Destroy();
 wxWindowDC::~wxWindowDC()
 {
     Destroy();

-
-#ifdef __WXGTK20__
-    if (m_layout)
-        g_object_unref( G_OBJECT( m_layout ) );
-    if (m_fontdesc)
-        pango_font_description_free( m_fontdesc );
-#endif

 }
 
 void wxWindowDC::SetUpDC()
 }
 
 void wxWindowDC::SetUpDC()


@@ -542,10 +507,10 @@ 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
     {


@@ -691,7 +656,19 @@ void wxWindowDC::DoDrawLines( int n, wxPoint points[], wxCoord xoffset, wxCoord
     if (m_pen.GetStyle() == wxTRANSPARENT) return;
     if (n <= 0) return;
 
     if (m_pen.GetStyle() == wxTRANSPARENT) return;
     if (n <= 0) return;
 

-    GdkPoint *gpts = new GdkPoint[n];
+    //Check, if scaling is necessary
+    bool doScale(true);
+    long val(10);
+    if (!xoffset)
+        if (!yoffset)
+            if (XLOG2DEV(val)==val)
+                if (YLOG2DEV(val)==val)
+                    doScale = false;
+
+    GdkPoint *gpts = NULL;
+
+    if (doScale){
+        gpts = new GdkPoint[n];

     if (! gpts)
     {
         wxFAIL_MSG( wxT("Cannot allocate PolyLine") );
     if (! gpts)
     {
         wxFAIL_MSG( wxT("Cannot allocate PolyLine") );


@@ -708,10 +685,20 @@ void wxWindowDC::DoDrawLines( int n, wxPoint points[], wxCoord xoffset, wxCoord
         gpts[i].x = x1;
         gpts[i].y = y1;
     }
         gpts[i].x = x1;
         gpts[i].y = y1;
     }

+    }
+    else {
+        for (int i = 0; i < n; i++) {
+            CalcBoundingBox( points[i].x, points[i].y );
+        }
+
+        //GdkPoint and wxPoint have the same memory allignment, so we can cast one into another
+        gpts = reinterpret_cast<GdkPoint*>(points);
+    }

 
     if (m_window)
         gdk_draw_lines( m_window, m_penGC, gpts, n);
 
 
     if (m_window)
         gdk_draw_lines( m_window, m_penGC, gpts, n);
 

+    if (doScale)

     delete[] gpts;
 }
 
     delete[] gpts;
 }
 


@@ -721,7 +708,21 @@ void wxWindowDC::DoDrawPolygon( int n, wxPoint points[], wxCoord xoffset, wxCoor
 
     if (n <= 0) return;
 
 
     if (n <= 0) return;
 

-    GdkPoint *gdkpoints = new GdkPoint[n+1];
+    //Check, if scaling is necessary
+    bool doScale(true);
+    long val(10);
+    if (!xoffset)
+        if (!yoffset)
+            if (XLOG2DEV(val)==val)
+                if (YLOG2DEV(val)==val){
+                    doScale = false;
+                }
+
+    GdkPoint *gdkpoints = NULL;
+
+    if (doScale){
+        gdkpoints = new GdkPoint[n+1]; //FIXME: Why the "+1"
+

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


@@ -730,9 +731,24 @@ void wxWindowDC::DoDrawPolygon( int n, wxPoint points[], wxCoord xoffset, wxCoor
 
         CalcBoundingBox( points[i].x + xoffset, points[i].y + yoffset );
     }
 
         CalcBoundingBox( points[i].x + xoffset, points[i].y + yoffset );
     }

+    }
+    else {
+        int i(0);
+        for (; i < n ; ++i) {
+            CalcBoundingBox( points[i].x, points[i].y );
+        }
+        //GdkPoint and wxPoint have the same memory allignment, so we can cast one into another
+        gdkpoints = reinterpret_cast<GdkPoint*> (points);
+    }

 
     if (m_window)
     {
 
     if (m_window)
     {

+        //I think wxSOLID is the most often used style (it is for me),
+        //so I put it in front of the if ... ifelse's
+        if (m_brush.GetStyle() == wxSOLID)
+        {
+            gdk_draw_polygon( m_window, m_brushGC, TRUE, gdkpoints, n );
+        }else

         if (m_brush.GetStyle() != wxTRANSPARENT)
         {
             if ((m_brush.GetStyle() == wxSTIPPLE_MASK_OPAQUE) && (m_brush.GetStipple()->GetMask()))
         if (m_brush.GetStyle() != wxTRANSPARENT)
         {
             if ((m_brush.GetStyle() == wxSTIPPLE_MASK_OPAQUE) && (m_brush.GetStipple()->GetMask()))


@@ -786,6 +802,7 @@ void wxWindowDC::DoDrawPolygon( int n, wxPoint points[], wxCoord xoffset, wxCoor
         }
     }
 
         }
     }
 

+    if (doScale)

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


@@ -1078,13 +1095,11 @@ void wxWindowDC::DoDrawBitmap( const wxBitmap &bitmap,
     if ((w != ww) || (h != hh))
         use_bitmap = use_bitmap.Rescale( 0, 0, ww, hh, ww, hh );
 
     if ((w != ww) || (h != hh))
         use_bitmap = use_bitmap.Rescale( 0, 0, ww, hh, ww, hh );
 

-#if !GTK_CHECK_VERSION(2,2,0)

     // NB: We can't render pixbufs with GTK+ < 2.2, we need to use pixmaps code.
     //     Pixbufs-based bitmaps with alpha channel don't have a mask, so we
     //     have to call GetPixmap() here -- it converts the pixbuf into pixmap
     //     and also creates the mask as a side-effect:
     use_bitmap.GetPixmap();
     // NB: We can't render pixbufs with GTK+ < 2.2, we need to use pixmaps code.
     //     Pixbufs-based bitmaps with alpha channel don't have a mask, so we
     //     have to call GetPixmap() here -- it converts the pixbuf into pixmap
     //     and also creates the mask as a side-effect:
     use_bitmap.GetPixmap();

-#endif

 
     // apply mask if any
     GdkBitmap *mask = (GdkBitmap *) NULL;
 
     // apply mask if any
     GdkBitmap *mask = (GdkBitmap *) NULL;


@@ -1136,38 +1151,13 @@ void wxWindowDC::DoDrawBitmap( const wxBitmap &bitmap,
     // drawing a mono-bitmap (XBitmap) we use the current text GC
     if (is_mono)
     {
     // drawing a mono-bitmap (XBitmap) we use the current text GC
     if (is_mono)
     {

-#ifdef __WXGTK20__
-        GdkPixmap *bitmap = gdk_pixmap_new( wxGetRootWindow()->window, ww, hh, -1 );
-        GdkGC *gc = gdk_gc_new( bitmap );
-        gdk_gc_set_foreground( gc, m_textForegroundColour.GetColor() );
-        gdk_gc_set_background( gc, m_textBackgroundColour.GetColor() );
-        gdk_wx_draw_bitmap( bitmap, gc, use_bitmap.GetBitmap(), 0, 0, 0, 0, -1, -1 );
-
-        gdk_draw_drawable( m_window, m_textGC, bitmap, 0, 0, xx, yy, -1, -1 );
-
-        gdk_bitmap_unref( bitmap );
-        gdk_gc_unref( gc );
-#else

         gdk_wx_draw_bitmap( m_window, m_textGC, use_bitmap.GetBitmap(), 0, 0, xx, yy, -1, -1 );
         gdk_wx_draw_bitmap( m_window, m_textGC, use_bitmap.GetBitmap(), 0, 0, xx, yy, -1, -1 );

-#endif

     }
     else
     {
     }
     else
     {

-#if GTK_CHECK_VERSION(2,2,0)
-        if (!gtk_check_version(2,2,0) && use_bitmap.HasPixbuf())
-        {
-            gdk_draw_pixbuf(m_window, m_penGC,
-                            use_bitmap.GetPixbuf(),
-                            0, 0, xx, yy, -1, -1,
-                            GDK_RGB_DITHER_NORMAL, xx, yy);
-        }
-        else
-#endif
-        {
-            gdk_draw_pixmap(m_window, m_penGC,
-                            use_bitmap.GetPixmap(),
-                            0, 0, xx, yy, -1, -1);
-        }
+        gdk_draw_pixmap(m_window, m_penGC,
+                        use_bitmap.GetPixmap(),
+                        0, 0, xx, yy, -1, -1);

     }
 
     // remove mask again if any
     }
 
     // remove mask again if any


@@ -1394,21 +1384,8 @@ bool wxWindowDC::DoBlit( wxCoord xdest, wxCoord ydest,
 
         if (is_mono)
         {
 
         if (is_mono)
         {

-#ifdef __WXGTK20__
-            GdkPixmap *bitmap = gdk_pixmap_new( wxGetRootWindow()->window, bm_ww, bm_hh, -1 );
-            GdkGC *gc = gdk_gc_new( bitmap );
-            gdk_gc_set_foreground( gc, m_textForegroundColour.GetColor() );
-            gdk_gc_set_background( gc, m_textBackgroundColour.GetColor() );
-            gdk_wx_draw_bitmap( bitmap, gc, use_bitmap.GetBitmap(), 0, 0, 0, 0, -1, -1 );
-
-            gdk_draw_drawable( m_window, m_textGC, bitmap, xsrc, ysrc, cx, cy, cw, ch );
-
-            gdk_bitmap_unref( bitmap );
-            gdk_gc_unref( gc );
-#else

             // was: gdk_wx_draw_bitmap( m_window, m_textGC, use_bitmap.GetBitmap(), xsrc, ysrc, xx, yy, ww, hh );
             gdk_wx_draw_bitmap( m_window, m_textGC, use_bitmap.GetBitmap(), xsrc, ysrc, cx, cy, cw, ch );
             // was: gdk_wx_draw_bitmap( m_window, m_textGC, use_bitmap.GetBitmap(), xsrc, ysrc, xx, yy, ww, hh );
             gdk_wx_draw_bitmap( m_window, m_textGC, use_bitmap.GetBitmap(), xsrc, ysrc, cx, cy, cw, ch );

-#endif

         }
         else
         {
         }
         else
         {


@@ -1481,100 +1458,13 @@ void wxWindowDC::DoDrawText( const wxString &text, wxCoord x, wxCoord y )
 
     if (text.empty()) return;
 
 
     if (text.empty()) return;
 

-#ifndef __WXGTK20__

     GdkFont *font = m_font.GetInternalFont( m_scaleY );
 
     wxCHECK_RET( font, wxT("invalid font") );
     GdkFont *font = m_font.GetInternalFont( m_scaleY );
 
     wxCHECK_RET( font, wxT("invalid font") );

-#endif

 
     x = XLOG2DEV(x);
     y = YLOG2DEV(y);
 
 
     x = XLOG2DEV(x);
     y = YLOG2DEV(y);
 

-#ifdef __WXGTK20__
-    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") );
-
-    bool underlined = m_font.Ok() && m_font.GetUnderlined();
-
-#if wxUSE_UNICODE
-    const wxCharBuffer data = wxConvUTF8.cWC2MB( text );
-#else
-    const wxWCharBuffer wdata = wxConvLocal.cMB2WC( text );
-    if ( !wdata )
-        return;
-    const wxCharBuffer data = wxConvUTF8.cWC2MB( wdata );
-#endif
-    size_t datalen = strlen((const char*)data);
-    pango_layout_set_text( m_layout, (const char*) data, datalen);
-
-    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);
-        pango_layout_set_attributes(m_layout, attrs);
-        pango_attr_list_unref(attrs);
-    }
-
-    int w,h;
-
-    if (fabs(m_scaleY - 1.0) > 0.00001)
-    {
-         // If there is a user or actually any scale applied to
-         // the device context, scale the font.
-
-         // scale font description
-         gint oldSize = pango_font_description_get_size( m_fontdesc );
-         double size = oldSize;
-         size = size * m_scaleY;
-         pango_font_description_set_size( m_fontdesc, (gint)size );
-
-         // actually apply scaled font
-         pango_layout_set_font_description( m_layout, m_fontdesc );
-
-         pango_layout_get_pixel_size( m_layout, &w, &h );
-         if ( m_backgroundMode == wxSOLID )
-         {
-            gdk_gc_set_foreground(m_textGC, m_textBackgroundColour.GetColor());
-            gdk_draw_rectangle(m_window, m_textGC, TRUE, x, y, w, h);
-            gdk_gc_set_foreground(m_textGC, m_textForegroundColour.GetColor());
-         }
-
-         // Draw layout.
-         gdk_draw_layout( m_window, m_textGC, x, y, m_layout );
-
-         // reset unscaled size
-         pango_font_description_set_size( m_fontdesc, oldSize );
-
-         // actually apply unscaled font
-         pango_layout_set_font_description( m_layout, m_fontdesc );
-    }
-    else
-    {
-        pango_layout_get_pixel_size( m_layout, &w, &h );
-        if ( m_backgroundMode == wxSOLID )
-        {
-            gdk_gc_set_foreground(m_textGC, m_textBackgroundColour.GetColor());
-            gdk_draw_rectangle(m_window, m_textGC, TRUE, x, y, w, h);
-            gdk_gc_set_foreground(m_textGC, m_textForegroundColour.GetColor());
-        }
-        // Draw layout.
-        gdk_draw_layout( m_window, m_textGC, x, y, m_layout );
-    }
-
-    if (underlined)
-    {
-        // undo underline attributes setting:
-        pango_layout_set_attributes(m_layout, NULL);
-    }
-
-    wxCoord width = w;
-    wxCoord height = h;
-
-#else // GTK+ 1.x

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


@@ -1595,7 +1485,6 @@ void wxWindowDC::DoDrawText( const wxString &text, wxCoord x, wxCoord y )
         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);
     }

-#endif // GTK+ 2.0/1.x

 
     width = wxCoord(width / m_scaleX);
     height = wxCoord(height / m_scaleY);
 
     width = wxCoord(width / m_scaleX);
     height = wxCoord(height / m_scaleY);


@@ -1610,7 +1499,7 @@ void wxWindowDC::DoDrawText( const wxString &text, wxCoord x, wxCoord y )
 
 void wxWindowDC::DoDrawRotatedText( const wxString &text, wxCoord x, wxCoord y, double angle )
 {
 
 void wxWindowDC::DoDrawRotatedText( const wxString &text, wxCoord x, wxCoord y, double angle )
 {

-    if (angle == 0.0)
+    if ( wxIsNullDouble(angle) )

     {
         DrawText(text, x, y);
         return;
     {
         DrawText(text, x, y);
         return;


@@ -1623,11 +1512,6 @@ void wxWindowDC::DoDrawRotatedText( const wxString &text, wxCoord x, wxCoord y,
     wxCoord w;
     wxCoord h;
 
     wxCoord w;
     wxCoord h;
 

-#ifdef  __WXGTK20__
-    // implement later without GdkFont for GTK 2.0
-    GetTextExtent(text, &w, &h, NULL,NULL, &m_font);
-
-#else

     GdkFont *font = m_font.GetInternalFont( m_scaleY );
 
     wxCHECK_RET( font, wxT("invalid font") );
     GdkFont *font = m_font.GetInternalFont( m_scaleY );
 
     wxCHECK_RET( font, wxT("invalid font") );


@@ -1635,7 +1519,7 @@ void wxWindowDC::DoDrawRotatedText( const wxString &text, wxCoord x, wxCoord y,
     // the size of the text
     w = gdk_string_width( font, text.mbc_str() );
     h = font->ascent + font->descent;
     // the size of the text
     w = gdk_string_width( font, text.mbc_str() );
     h = font->ascent + font->descent;

-#endif
+

     // draw the string normally
     wxBitmap src(w, h);
     wxMemoryDC dc;
     // draw the string normally
     wxBitmap src(w, h);
     wxMemoryDC dc;


@@ -1738,53 +1622,6 @@ void wxWindowDC::DoGetTextExtent(const wxString &string,
         return;
     }
 
         return;
     }
 

-#ifdef __WXGTK20__
-    // Set new font description
-    if (theFont)
-        pango_layout_set_font_description( m_layout, theFont->GetNativeFontInfo()->description );
-
-    // Set layout's text
-#if wxUSE_UNICODE
-    const wxCharBuffer data = wxConvUTF8.cWC2MB( string );
-    const char *dataUTF8 = (const char *)data;
-#else
-    const wxWCharBuffer wdata = wxConvLocal.cMB2WC( string );
-    if ( !wdata )
-        return;
-
-    const wxCharBuffer data = wxConvUTF8.cWC2MB( wdata );
-    const char *dataUTF8 = (const char *)data;
-#endif
-
-    if ( !dataUTF8 )
-    {
-        // hardly ideal, but what else can we do if conversion failed?
-        return;
-    }
-
-    pango_layout_set_text( m_layout, dataUTF8, strlen(dataUTF8) );
-
-    if (descent)
-    {
-        int h;
-        pango_layout_get_pixel_size( m_layout, width, &h );
-        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);
-
-        if (height)
-            *height = (wxCoord) h;
-    }
-    else
-    {
-        pango_layout_get_pixel_size( m_layout, width, height );
-    }
-
-    // Reset old font description
-    if (theFont)
-        pango_layout_set_font_description( m_layout, m_fontdesc );
-#else // GTK+ 1.x

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


@@ -1799,37 +1636,22 @@ void wxWindowDC::DoGetTextExtent(const wxString &string,
         *height = wxCoord((font->ascent + font->descent) / m_scaleY);
     if (descent)
         *descent = wxCoord(font->descent / m_scaleY);
         *height = wxCoord((font->ascent + font->descent) / m_scaleY);
     if (descent)
         *descent = wxCoord(font->descent / m_scaleY);

-#endif // GTK+ 2/1

 }
 
 wxCoord wxWindowDC::GetCharWidth() const
 {
 }
 
 wxCoord wxWindowDC::GetCharWidth() const
 {

-#ifdef __WXGTK20__
-    pango_layout_set_text( m_layout, "H", 1 );
-    int w;
-    pango_layout_get_pixel_size( m_layout, &w, NULL );
-    return w;
-#else

     GdkFont *font = m_font.GetInternalFont( m_scaleY );
     wxCHECK_MSG( font, -1, wxT("invalid font") );
 
     return wxCoord(gdk_string_width( font, "H" ) / m_scaleX);
     GdkFont *font = m_font.GetInternalFont( m_scaleY );
     wxCHECK_MSG( font, -1, wxT("invalid font") );
 
     return wxCoord(gdk_string_width( font, "H" ) / m_scaleX);

-#endif

 }
 
 wxCoord wxWindowDC::GetCharHeight() const
 {
 }
 
 wxCoord wxWindowDC::GetCharHeight() const
 {

-#ifdef __WXGTK20__
-    pango_layout_set_text( m_layout, "H", 1 );
-    int h;
-    pango_layout_get_pixel_size( m_layout, NULL, &h );
-    return h;
-#else

     GdkFont *font = m_font.GetInternalFont( m_scaleY );
     wxCHECK_MSG( font, -1, wxT("invalid font") );
 
     return wxCoord((font->ascent + font->descent) / m_scaleY);
     GdkFont *font = m_font.GetInternalFont( m_scaleY );
     wxCHECK_MSG( font, -1, wxT("invalid font") );
 
     return wxCoord((font->ascent + font->descent) / m_scaleY);

-#endif

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


@@ -1873,45 +1695,6 @@ void wxWindowDC::Clear()
 void wxWindowDC::SetFont( const wxFont &font )
 {
     m_font = font;
 void wxWindowDC::SetFont( const wxFont &font )
 {
     m_font = font;

-
-#ifdef __WXGTK20__
-    if (m_font.Ok())
-    {
-        if (m_fontdesc)
-            pango_font_description_free( m_fontdesc );
-
-        m_fontdesc = pango_font_description_copy( m_font.GetNativeFontInfo()->description );
-
-
-        if (m_owner)
-        {
-            PangoContext *oldContext = m_context;
-
-            // We might want to use the X11 context for faster
-            // rendering on screen.
-            // MR: Lets not want to do this, as this introduces libpangox dependancy.
-#if 0
-            if (m_font.GetNoAntiAliasing())
-                m_context = m_owner->GtkGetPangoX11Context();
-            else
-#endif
-            m_context = m_owner->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( G_OBJECT( m_layout ) );
-
-                m_layout = pango_layout_new( m_context );
-            }
-        }
-
-        pango_layout_set_font_description( m_layout, m_fontdesc );
-    }
-#endif

 }
 
 void wxWindowDC::SetPen( const wxPen &pen )
 }
 
 void wxWindowDC::SetPen( const wxPen &pen )


@@ -2370,18 +2153,15 @@ void wxWindowDC::Destroy()
 
 void wxWindowDC::ComputeScaleAndOrigin()
 {
 
 void wxWindowDC::ComputeScaleAndOrigin()
 {

-    /* CMB: copy scale to see if it changes */
-    double origScaleX = m_scaleX;
-    double origScaleY = m_scaleY;
+    const wxRealPoint origScale(m_scaleX, m_scaleY);

 
     wxDC::ComputeScaleAndOrigin();
 
 
     wxDC::ComputeScaleAndOrigin();
 

-    /* CMB: if scale has changed call SetPen to recalulate the line width */
-    if ((m_scaleX != origScaleX || m_scaleY != origScaleY) &&
-        (m_pen.Ok()))
+    // if scale has changed call SetPen to recalulate the line width
+    if ( wxRealPoint(m_scaleX, m_scaleY) != origScale && m_pen.Ok() )

     {
     {

-        /* this is a bit artificial, but we need to force wxDC to think
-           the pen has changed */
+        // 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 );
         wxPen pen = m_pen;
         m_pen = wxNullPen;
         SetPen( pen );


@@ -2396,13 +2176,9 @@ wxSize wxWindowDC::GetPPI() const
 
 int wxWindowDC::GetDepth() const
 {
 
 int wxWindowDC::GetDepth() const
 {

-#ifdef __WXGTK20__
-    return gdk_drawable_get_depth(m_window);
-#else

     wxFAIL_MSG(wxT("not implemented"));
 
     return -1;
     wxFAIL_MSG(wxT("not implemented"));
 
     return -1;

-#endif

 }
 
 
 }