Make the app object be global in case it is run multiple times, such

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

diff --git a/src/gtk/bitmap.cpp b/src/gtk/bitmap.cpp
index 46ffd4b0ca898f3fc39ebd7a26d3a29e560d3ae1..4a0e1111f1d74a6360a6e26b75056b13daa317a1 100644 (file)
--- a/src/gtk/bitmap.cpp
+++ b/src/gtk/bitmap.cpp
@@ -10,31 +10,26 @@
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
-#include "wx/defs.h"
+#ifndef WX_PRECOMP
+    #include "wx/app.h"
+    #include "wx/dcmemory.h"
+#endif
 
 #include "wx/bitmap.h"
 #include "wx/palette.h"
 #include "wx/icon.h"
 #include "wx/filefn.h"
 #include "wx/image.h"
-#include "wx/dcmemory.h"
-#include "wx/app.h"
 
-#ifdef __WXGTK20__
 #include "wx/rawbmp.h"
     // need this to get gdk_image_new_bitmap()
     #define GDK_ENABLE_BROKEN
-#endif
 
 #include <gdk/gdk.h>
 #include <gtk/gtk.h>
 #include <gdk/gdkx.h>
 
-#ifdef __WXGTK20__
-    #include <gdk/gdkimage.h>
-#else // GTK+ 1.2
-    #include <gdk/gdkrgb.h>
-#endif // GTK+ 2.0/1.2
+#include <gdk/gdkimage.h>
 
 #include "wx/math.h"
 
@@ -88,7 +83,7 @@ wxMask::wxMask( const wxBitmap& bitmap )
 wxMask::~wxMask()
 {
     if (m_bitmap)
-        gdk_bitmap_unref( m_bitmap );
+        g_object_unref (G_OBJECT (m_bitmap));
 }
 
 bool wxMask::Create( const wxBitmap& bitmap,
@@ -96,7 +91,7 @@ bool wxMask::Create( const wxBitmap& bitmap,
 {
     if (m_bitmap)
     {
-        gdk_bitmap_unref( m_bitmap );
+        g_object_unref (G_OBJECT (m_bitmap));
         m_bitmap = (GdkBitmap*) NULL;
     }
 
@@ -179,7 +174,7 @@ bool wxMask::Create( const wxBitmap& bitmap,
             gdk_draw_line( m_bitmap, gc, start_x, j, i, j );
     }
 
-    gdk_gc_unref( gc );
+    g_object_unref (G_OBJECT (gc));
 
     return true;
 }
@@ -202,7 +197,7 @@ bool wxMask::Create( const wxBitmap& bitmap )
 {
     if (m_bitmap)
     {
-        gdk_bitmap_unref( m_bitmap );
+        g_object_unref (G_OBJECT (m_bitmap));
         m_bitmap = (GdkBitmap*) NULL;
     }
 
@@ -218,7 +213,7 @@ bool wxMask::Create( const wxBitmap& bitmap )
 
     gdk_wx_draw_bitmap( m_bitmap, gc, bitmap.GetBitmap(), 0, 0, 0, 0, bitmap.GetWidth(), bitmap.GetHeight() );
 
-    gdk_gc_unref( gc );
+    g_object_unref (G_OBJECT (gc));
 
     return true;
 }
@@ -240,9 +235,7 @@ public:
 
     GdkPixmap      *m_pixmap;
     GdkBitmap      *m_bitmap;
-#ifdef __WXGTK20__
     GdkPixbuf      *m_pixbuf;
-#endif
     wxMask         *m_mask;
     int             m_width;
     int             m_height;
@@ -254,9 +247,7 @@ wxBitmapRefData::wxBitmapRefData()
 {
     m_pixmap = (GdkPixmap *) NULL;
     m_bitmap = (GdkBitmap *) NULL;
-#ifdef __WXGTK20__
     m_pixbuf = (GdkPixbuf *) NULL;
-#endif
     m_mask = (wxMask *) NULL;
     m_width = 0;
     m_height = 0;
@@ -267,13 +258,11 @@ wxBitmapRefData::wxBitmapRefData()
 wxBitmapRefData::~wxBitmapRefData()
 {
     if (m_pixmap)
-        gdk_pixmap_unref( m_pixmap );
+        g_object_unref (G_OBJECT (m_pixmap));
     if (m_bitmap)
-        gdk_bitmap_unref( m_bitmap );
-#ifdef __WXGTK20__
+        g_object_unref (G_OBJECT (m_bitmap));
     if (m_pixbuf)
-        gdk_pixbuf_unref( m_pixbuf );
-#endif
+        g_object_unref (G_OBJECT (m_pixbuf));
     delete m_mask;
 #if wxUSE_PALETTE
     delete m_palette;
@@ -310,7 +299,7 @@ bool wxBitmap::Create( int width, int height, int depth )
         depth = visual->depth;
 
     wxCHECK_MSG( (depth == visual->depth) || (depth == 1) || (depth == 32), false,
-                    wxT("invalid bitmap depth") )
+                    wxT("invalid bitmap depth") );
 
     m_refData = new wxBitmapRefData();
     M_BMPDATA->m_mask = (wxMask *) NULL;
@@ -321,14 +310,12 @@ bool wxBitmap::Create( int width, int height, int depth )
         M_BMPDATA->m_bitmap = gdk_pixmap_new( wxGetRootWindow()->window, width, height, 1 );
         M_BMPDATA->m_bpp = 1;
     }
-#ifdef __WXGTK20__
     else if (depth == 32)
     {
         M_BMPDATA->m_pixbuf = gdk_pixbuf_new( GDK_COLORSPACE_RGB, true,
                                               8, width, height);
         M_BMPDATA->m_bpp = 32;
     }
-#endif
     else
     {
         M_BMPDATA->m_pixmap = gdk_pixmap_new( wxGetRootWindow()->window, width, height, depth );
@@ -342,7 +329,7 @@ bool wxBitmap::CreateFromXpm( const char **bits )
 {
     UnRef();
 
-    wxCHECK_MSG( bits != NULL, false, wxT("invalid bitmap data") )
+    wxCHECK_MSG( bits != NULL, false, wxT("invalid bitmap data") );
 
     GdkVisual *visual = wxTheApp->GetGdkVisual();
 
@@ -360,7 +347,7 @@ bool wxBitmap::CreateFromXpm( const char **bits )
         M_BMPDATA->m_mask->m_bitmap = mask;
     }
 
-    gdk_window_get_size( M_BMPDATA->m_pixmap, &(M_BMPDATA->m_width), &(M_BMPDATA->m_height) );
+    gdk_drawable_get_size( M_BMPDATA->m_pixmap, &(M_BMPDATA->m_width), &(M_BMPDATA->m_height) );
 
     M_BMPDATA->m_bpp = visual->depth;  // Can we get a different depth from create_from_xpm_d() ?
 
@@ -381,7 +368,6 @@ wxBitmap wxBitmap::Rescale( int clipx, int clipy, int clipwidth, int clipheight,
 
     wxBitmap bmp;
 
-#ifdef __WXGTK20__
     if (HasPixbuf())
     {
         bmp.SetWidth(width);
@@ -397,7 +383,6 @@ wxBitmap wxBitmap::Rescale( int clipx, int clipy, int clipwidth, int clipheight,
                          GDK_INTERP_BILINEAR);
     }
     else
-#endif // __WXGTK20__
     {
         GdkImage *img = (GdkImage*) NULL;
         if (GetPixmap())
@@ -416,7 +401,7 @@ wxBitmap wxBitmap::Rescale( int clipx, int clipy, int clipwidth, int clipheight,
         GdkPixmap *dstpix = NULL;
         if (GetPixmap())
         {
-            GdkVisual *visual = gdk_window_get_visual( GetPixmap() );
+            GdkVisual *visual = gdk_drawable_get_visual( GetPixmap() );
             if (visual == NULL)
                 visual = wxTheApp->GetGdkVisual();
 
@@ -471,7 +456,7 @@ wxBitmap wxBitmap::Rescale( int clipx, int clipy, int clipwidth, int clipheight,
                     old_x = x;
                 }
 
-                if (bpp == 1)
+                if ( dst )
                 {
                     if (!pixval)
                     {
@@ -496,14 +481,14 @@ wxBitmap wxBitmap::Rescale( int clipx, int clipy, int clipwidth, int clipheight,
             }
 
             // do not forget the last byte
-            if ((bpp == 1) && (width % 8 != 0))
+            if ( dst && (width % 8 != 0) )
                 dst[h*dstbyteperline+width/8] = outbyte;
         }
 
-        gdk_image_destroy( img );
-        if (gc) gdk_gc_unref( gc );
+        g_object_unref (G_OBJECT (img));
+        if (gc) g_object_unref (G_OBJECT (gc));
 
-        if (bpp == 1)
+        if ( dst )
         {
             bmp = wxBitmap( (const char *)dst, width, height, 1 );
             free( dst );
@@ -559,7 +544,7 @@ wxBitmap wxBitmap::Rescale( int clipx, int clipy, int clipwidth, int clipheight,
             bmp.SetMask(mask);
 
             free( dst );
-            gdk_image_destroy( img );
+            g_object_unref (G_OBJECT (img));
         }
 
         free( tablex );
@@ -573,8 +558,8 @@ bool wxBitmap::CreateFromImage(const wxImage& image, int depth)
 {
     UnRef();
 
-    wxCHECK_MSG( image.Ok(), false, wxT("invalid image") )
-    wxCHECK_MSG( depth == -1 || depth == 1, false, wxT("invalid bitmap depth") )
+    wxCHECK_MSG( image.Ok(), false, wxT("invalid image") );
+    wxCHECK_MSG( depth == -1 || depth == 1, false, wxT("invalid bitmap depth") );
 
     if (image.GetWidth() <= 0 || image.GetHeight() <= 0)
         return false;
@@ -587,10 +572,9 @@ bool wxBitmap::CreateFromImage(const wxImage& image, int depth)
     }
     else
     {
-#ifdef __WXGTK20__
         if (image.HasAlpha())
             return CreateFromImageAsPixbuf(image);
-#endif
+
         return CreateFromImageAsPixmap(image);
     }
 }
@@ -677,8 +661,8 @@ bool wxBitmap::CreateFromImageAsBitmap(const wxImage& img)
 
     gdk_draw_image( GetBitmap(), data_gc, data_image, 0, 0, 0, 0, width, height );
 
-    gdk_image_destroy( data_image );
-    gdk_gc_unref( data_gc );
+    g_object_unref (G_OBJECT (data_image));
+    g_object_unref (G_OBJECT (data_gc));
 
     // Blit mask
 
@@ -688,8 +672,8 @@ bool wxBitmap::CreateFromImageAsBitmap(const wxImage& img)
 
         gdk_draw_image( GetMask()->GetBitmap(), mask_gc, mask_image, 0, 0, 0, 0, width, height );
 
-        gdk_image_destroy( mask_image );
-        gdk_gc_unref( mask_gc );
+        g_object_unref (G_OBJECT (mask_image));
+        g_object_unref (G_OBJECT (mask_gc));
     }
 
     return true;
@@ -748,7 +732,7 @@ bool wxBitmap::CreateFromImageAsPixmap(const wxImage& img)
                             image.GetData(),
                             width*3 );
 
-        gdk_gc_unref( gc );
+        g_object_unref (G_OBJECT (gc));
         return true;
     }
 
@@ -917,8 +901,8 @@ bool wxBitmap::CreateFromImageAsPixmap(const wxImage& img)
 
     gdk_draw_image( GetPixmap(), data_gc, data_image, 0, 0, 0, 0, width, height );
 
-    gdk_image_destroy( data_image );
-    gdk_gc_unref( data_gc );
+    g_object_unref (G_OBJECT (data_image));
+    g_object_unref (G_OBJECT (data_gc));
 
     // Blit mask
 
@@ -928,14 +912,13 @@ bool wxBitmap::CreateFromImageAsPixmap(const wxImage& img)
 
         gdk_draw_image( GetMask()->GetBitmap(), mask_gc, mask_image, 0, 0, 0, 0, width, height );
 
-        gdk_image_destroy( mask_image );
-        gdk_gc_unref( mask_gc );
+        g_object_unref (G_OBJECT (mask_image));
+        g_object_unref (G_OBJECT (mask_gc));
     }
 
     return true;
 }
 
-#ifdef __WXGTK20__
 bool wxBitmap::CreateFromImageAsPixbuf(const wxImage& image)
 {
     int width = image.GetWidth();
@@ -978,7 +961,6 @@ bool wxBitmap::CreateFromImageAsPixbuf(const wxImage& image)
 
     return true;
 }
-#endif // __WXGTK20__
 
 wxImage wxBitmap::ConvertToImage() const
 {
@@ -995,7 +977,6 @@ wxImage wxBitmap::ConvertToImage() const
         return wxNullImage;
     }
 
-#ifdef __WXGTK20__
     if (HasPixbuf())
     {
         GdkPixbuf *pixbuf = GetPixbuf();
@@ -1023,7 +1004,6 @@ wxImage wxBitmap::ConvertToImage() const
         }
     }
     else
-#endif // __WXGTK20__
     {
         // the colour used as transparent one in wxImage and the one it is
         // replaced with when it really occurs in the bitmap
@@ -1074,7 +1054,7 @@ wxImage wxBitmap::ConvertToImage() const
 
         if (GetPixmap())
         {
-            GdkVisual *visual = gdk_window_get_visual( GetPixmap() );
+            GdkVisual *visual = gdk_drawable_get_visual( GetPixmap() );
             if (visual == NULL)
                 visual = wxTheApp->GetGdkVisual();
 
@@ -1157,19 +1137,13 @@ wxImage wxBitmap::ConvertToImage() const
             }
         }
 
-        gdk_image_destroy( gdk_image );
-        if (gdk_image_mask) gdk_image_destroy( gdk_image_mask );
+        g_object_unref (G_OBJECT (gdk_image));
+        if (gdk_image_mask) g_object_unref (G_OBJECT (gdk_image_mask));
     }
 
     return image;
 }
 
-wxBitmap::wxBitmap( const wxBitmap& bmp )
-        : wxBitmapBase()
-{
-    Ref( bmp );
-}
-
 wxBitmap::wxBitmap( const wxString &filename, wxBitmapType type )
 {
     LoadFile( filename, type );
@@ -1201,14 +1175,6 @@ wxBitmap::~wxBitmap()
 {
 }
 
-wxBitmap& wxBitmap::operator = ( const wxBitmap& bmp )
-{
-    if ( m_refData != bmp.m_refData )
-        Ref( bmp );
-
-    return *this;
-}
-
 bool wxBitmap::operator == ( const wxBitmap& bmp ) const
 {
     return m_refData == bmp.m_refData;
@@ -1223,9 +1189,7 @@ bool wxBitmap::Ok() const
 {
     return (m_refData != NULL) &&
            (
-#ifdef __WXGTK20__
               M_BMPDATA->m_pixbuf ||
-#endif
               M_BMPDATA->m_bitmap || M_BMPDATA->m_pixmap
            );
 }
@@ -1283,7 +1247,6 @@ wxBitmap wxBitmap::GetSubBitmap( const wxRect& rect) const
     wxBitmap ret( rect.width, rect.height, M_BMPDATA->m_bpp );
     wxASSERT_MSG( ret.Ok(), wxT("GetSubBitmap error") );
 
-#ifdef __WXGTK20__
     if (HasPixbuf())
     {
         GdkPixbuf *pixbuf = gdk_pixbuf_new(GDK_COLORSPACE_RGB,
@@ -1295,13 +1258,12 @@ wxBitmap wxBitmap::GetSubBitmap( const wxRect& rect) const
                              pixbuf, 0, 0);
     }
     else
-#endif // __WXGTK20__
     {
         if (ret.GetPixmap())
         {
             GdkGC *gc = gdk_gc_new( ret.GetPixmap() );
-            gdk_draw_pixmap( ret.GetPixmap(), gc, GetPixmap(), rect.x, rect.y, 0, 0, rect.width, rect.height );
-            gdk_gc_destroy( gc );
+            gdk_draw_drawable( ret.GetPixmap(), gc, GetPixmap(), rect.x, rect.y, 0, 0, rect.width, rect.height );
+            g_object_unref (G_OBJECT (gc));
         }
         else
         {
@@ -1312,7 +1274,7 @@ wxBitmap wxBitmap::GetSubBitmap( const wxRect& rect) const
             col.pixel = 0;
             gdk_gc_set_background( gc, &col );
             gdk_wx_draw_bitmap( ret.GetBitmap(), gc, GetBitmap(), rect.x, rect.y, 0, 0, rect.width, rect.height );
-            gdk_gc_destroy( gc );
+            g_object_unref (G_OBJECT (gc));
         }
     }
 
@@ -1328,7 +1290,7 @@ wxBitmap wxBitmap::GetSubBitmap( const wxRect& rect) const
         col.pixel = 0;
         gdk_gc_set_background( gc, &col );
         gdk_wx_draw_bitmap( mask->m_bitmap, gc, M_BMPDATA->m_mask->m_bitmap, rect.x, rect.y, 0, 0, rect.width, rect.height );
-        gdk_gc_destroy( gc );
+        g_object_unref (G_OBJECT (gc));
 
         ret.SetMask( mask );
     }
@@ -1378,7 +1340,7 @@ bool wxBitmap::LoadFile( const wxString &name, wxBitmapType type )
            M_BMPDATA->m_mask->m_bitmap = mask;
         }
 
-        gdk_window_get_size( M_BMPDATA->m_pixmap, &(M_BMPDATA->m_width), &(M_BMPDATA->m_height) );
+        gdk_drawable_get_size( M_BMPDATA->m_pixmap, &(M_BMPDATA->m_width), &(M_BMPDATA->m_height) );
 
         M_BMPDATA->m_bpp = visual->depth;
     }
@@ -1439,9 +1401,7 @@ void wxBitmap::SetPixmap( GdkPixmap *pixmap )
         m_refData = new wxBitmapRefData();
 
     M_BMPDATA->m_pixmap = pixmap;
-#ifdef __WXGTK20__
     PurgeOtherRepresentations(Pixmap);
-#endif
 }
 
 void wxBitmap::SetBitmap( GdkPixmap *bitmap )
@@ -1450,16 +1410,13 @@ void wxBitmap::SetBitmap( GdkPixmap *bitmap )
         m_refData = new wxBitmapRefData();
 
     M_BMPDATA->m_bitmap = bitmap;
-#ifdef __WXGTK20__
     PurgeOtherRepresentations(Pixmap);
-#endif
 }
 
 GdkPixmap *wxBitmap::GetPixmap() const
 {
     wxCHECK_MSG( Ok(), (GdkPixmap *) NULL, wxT("invalid bitmap") );
 
-#ifdef __WXGTK20__
     // create the pixmap on the fly if we use Pixbuf representation:
     if (HasPixbuf() && !HasPixmap())
     {
@@ -1470,7 +1427,6 @@ GdkPixmap *wxBitmap::GetPixmap() const
                                           &M_BMPDATA->m_mask->m_bitmap,
                                           128 /*threshold*/);
     }
-#endif // __WXGTK20__
 
     return M_BMPDATA->m_pixmap;
 }
@@ -1489,7 +1445,6 @@ GdkBitmap *wxBitmap::GetBitmap() const
     return M_BMPDATA->m_bitmap;
 }
 
-#ifdef __WXGTK20__
 GdkPixbuf *wxBitmap::GetPixbuf() const
 {
     wxCHECK_MSG( Ok(), NULL, wxT("invalid bitmap") );
@@ -1531,7 +1486,7 @@ GdkPixbuf *wxBitmap::GetPixbuf() const
                     }
                 }
 
-                gdk_pixbuf_unref(pmask);
+                g_object_unref (G_OBJECT (pmask));
             }
         }
     }
@@ -1559,21 +1514,18 @@ void wxBitmap::PurgeOtherRepresentations(wxBitmap::Representation keep)
 {
     if (keep == Pixmap && HasPixbuf())
     {
-        gdk_pixbuf_unref( M_BMPDATA->m_pixbuf );
+        g_object_unref (G_OBJECT (M_BMPDATA->m_pixbuf));
         M_BMPDATA->m_pixbuf = NULL;
     }
     if (keep == Pixbuf && HasPixmap())
     {
-        gdk_pixmap_unref( M_BMPDATA->m_pixmap );
+        g_object_unref (G_OBJECT (M_BMPDATA->m_pixmap));
         M_BMPDATA->m_pixmap = NULL;
     }
 }
 
-#endif // __WXGTK20__
-
 void *wxBitmap::GetRawData(wxPixelDataBase& data, int bpp)
 {
-#ifdef __WXGTK20__
     if (bpp != 32)
         return NULL;
 
@@ -1593,9 +1545,6 @@ void *wxBitmap::GetRawData(wxPixelDataBase& data, int bpp)
     data.m_stride = gdk_pixbuf_get_rowstride( pixbuf );
 
     return gdk_pixbuf_get_pixels( pixbuf );
-#else
-    return NULL;
-#endif
 }
 
 void wxBitmap::UngetRawData(wxPixelDataBase& WXUNUSED(data))
@@ -1605,18 +1554,12 @@ void wxBitmap::UngetRawData(wxPixelDataBase& WXUNUSED(data))
 
 bool wxBitmap::HasAlpha() const
 {
-#ifdef __WXGTK20__
     return HasPixbuf();
-#else
-    return false;
-#endif
 }
 
 void wxBitmap::UseAlpha()
 {
-#ifdef __WXGTK20__
     GetPixbuf();
-#endif
 }
 
 //-----------------------------------------------------------------------------