X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/77ff2d2639049a0bd8d64d87fbe27694354b7097..85ad5eb54d74e371bc4bce6ff92f2de70fd21ac9:/src/gtk/bitmap.cpp

diff --git a/src/gtk/bitmap.cpp b/src/gtk/bitmap.cpp
index 6f3e9146fb..80ecdcddac 100644
--- a/src/gtk/bitmap.cpp
+++ b/src/gtk/bitmap.cpp
@@ -2,10 +2,9 @@
 // Name:        bitmap.cpp
 // Purpose:
 // Author:      Robert Roebling
-// Created:     01/02/97
 // RCS-ID:      $Id$
-// Copyright:   (c) 1998 Robert Roebling, Julian Smart and Markus Holzem
-// Licence:   	wxWindows licence
+// Copyright:   (c) 1998 Robert Roebling
+// Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
 #ifdef __GNUG__
@@ -14,11 +13,12 @@
 
 #include "wx/bitmap.h"
 #include "wx/icon.h"
-#include "gdk/gdkprivate.h"
+#include "wx/filefn.h"
+#include "wx/image.h"
 
-#ifdef USE_GDK_IMLIB
-#include "../gdk_imlib/gdk_imlib.h"
-#endif
+#include "gdk/gdk.h"
+#include "gdk/gdkprivate.h"
+#include "gdk/gdkx.h"
 
 //-----------------------------------------------------------------------------
 // wxMask
@@ -26,9 +26,9 @@
 
 IMPLEMENT_DYNAMIC_CLASS(wxMask,wxObject)
 
-wxMask::wxMask(void)
+wxMask::wxMask()
 {
-  m_bitmap = NULL;
+    m_bitmap = (GdkBitmap *) NULL;
 }
 
 wxMask::wxMask( const wxBitmap& WXUNUSED(bitmap), const wxColour& WXUNUSED(colour) )
@@ -43,69 +43,52 @@ wxMask::wxMask( const wxBitmap& WXUNUSED(bitmap) )
 {
 }
 
-wxMask::~wxMask(void)
+wxMask::~wxMask()
 {
-#ifdef USE_GDK_IMLIB
-  // do not delete the mask, gdk_imlib does it for you
-#else
-  if (m_bitmap) gdk_bitmap_unref( m_bitmap );
-#endif  
+    if (m_bitmap) gdk_bitmap_unref( m_bitmap );
 }
 
 GdkBitmap *wxMask::GetBitmap(void) const
 {
-  return m_bitmap;
+    return m_bitmap;
 }
-  
+
 //-----------------------------------------------------------------------------
 // wxBitmap
 //-----------------------------------------------------------------------------
 
-// CMB 20/5/98: added m_bitmap for GdkBitmaps
 class wxBitmapRefData: public wxObjectRefData
 {
-  public:
-  
-    wxBitmapRefData(void);
-    ~wxBitmapRefData(void);
-  
-    GdkPixmap      *m_pixmap;
-    GdkBitmap      *m_bitmap;
-    wxMask         *m_mask;
-    int             m_width;
-    int             m_height;
-    int             m_bpp;
-#ifdef USE_GDK_IMLIB
-    GdkImlibImage  *m_image;
-#endif
-    wxPalette      *m_palette;
+public:
+  wxBitmapRefData(void);
+  ~wxBitmapRefData(void);
+
+  GdkPixmap      *m_pixmap;
+  GdkBitmap      *m_bitmap;
+  wxMask         *m_mask;
+  int             m_width;
+  int             m_height;
+  int             m_bpp;
+  wxPalette      *m_palette;
 };
 
-wxBitmapRefData::wxBitmapRefData(void)
-{
-  m_pixmap = NULL;
-  m_bitmap = NULL;
-  m_mask = NULL;
-  m_width = 0;
-  m_height = 0;
-  m_bpp = 0;
-  m_palette = NULL;
-#ifdef USE_GDK_IMLIB
-  m_image = NULL;
-#endif
+wxBitmapRefData::wxBitmapRefData()
+{
+    m_pixmap = (GdkPixmap *) NULL;
+    m_bitmap = (GdkBitmap *) NULL;
+    m_mask = (wxMask *) NULL;
+    m_width = 0;
+    m_height = 0;
+    m_bpp = 0;
+    m_palette = (wxPalette *) NULL;
 }
 
-wxBitmapRefData::~wxBitmapRefData(void)
+wxBitmapRefData::~wxBitmapRefData()
 {
-#ifdef USE_GDK_IMLIB
-  if (m_pixmap) gdk_imlib_free_pixmap( m_pixmap );
-  if (m_image) gdk_imlib_kill_image( m_image );
-#else
-  if (m_pixmap) gdk_pixmap_unref( m_pixmap );
-#endif
-  if (m_bitmap) gdk_bitmap_unref( m_bitmap );
-  if (m_mask) delete m_mask;
-  if (m_palette) delete m_palette;
+    if (m_pixmap) gdk_pixmap_unref( m_pixmap );
+    if (m_bitmap) gdk_bitmap_unref( m_bitmap );
+    if (m_mask) delete m_mask;
+    if (m_palette) delete m_palette;
 }
 
 //-----------------------------------------------------------------------------
@@ -114,287 +97,281 @@ wxBitmapRefData::~wxBitmapRefData(void)
 
 IMPLEMENT_DYNAMIC_CLASS(wxBitmap,wxGDIObject)
 
-wxBitmap::wxBitmap(void)
+wxBitmap::wxBitmap()
 {
-  if (wxTheBitmapList) wxTheBitmapList->AddBitmap(this);
+    if (wxTheBitmapList) wxTheBitmapList->AddBitmap(this);
 }
-  
+
 wxBitmap::wxBitmap( int width, int height, int depth )
 {
-  m_refData = new wxBitmapRefData();
-  M_BMPDATA->m_mask = NULL;
-  M_BMPDATA->m_pixmap = 
-    gdk_pixmap_new( (GdkWindow*) &gdk_root_parent, width, height, depth );
-  M_BMPDATA->m_width = width;
-  M_BMPDATA->m_height = height;
-  M_BMPDATA->m_bpp = depth;
-   
-  if (wxTheBitmapList) wxTheBitmapList->AddBitmap(this);
+    wxCHECK_RET( (width > 0) && (height > 0), _T("invalid bitmap size") )
+    
+    GdkWindow *parent = (GdkWindow*) &gdk_root_parent;
+    if (depth == -1) depth = gdk_window_get_visual( parent )->depth;
+    
+    wxCHECK_RET( (depth ==  gdk_window_get_visual( parent )->depth) ||
+                 (depth == 1), _T("invalid bitmap depth") )
+
+    m_refData = new wxBitmapRefData();
+    M_BMPDATA->m_mask = (wxMask *) NULL;
+    M_BMPDATA->m_width = width;
+    M_BMPDATA->m_height = height;
+    if (depth == 1)
+    {
+        M_BMPDATA->m_bitmap = gdk_pixmap_new( parent, width, height, 1 );
+        M_BMPDATA->m_bpp = 1;
+    }
+    else
+    {
+        M_BMPDATA->m_pixmap = gdk_pixmap_new( parent, width, height, depth );
+        M_BMPDATA->m_bpp = gdk_window_get_visual( parent )->depth;
+    }
+
+    if (wxTheBitmapList) wxTheBitmapList->AddBitmap(this);
 }
 
-wxBitmap::wxBitmap( char **bits )
+wxBitmap::wxBitmap( const char **bits )
 {
-  m_refData = new wxBitmapRefData();
+    wxCHECK_RET( bits != NULL, _T("invalid bitmap data") )
 
-#ifndef USE_GDK_IMLIB
+    m_refData = new wxBitmapRefData();
 
-  GdkBitmap *mask = NULL;
-  
-  M_BMPDATA->m_pixmap = 
-    gdk_pixmap_create_from_xpm_d( (GdkWindow*) &gdk_root_parent, &mask, NULL, (gchar **) bits );
-    
-  if (mask)
-  {
-    M_BMPDATA->m_mask = new wxMask();
-    M_BMPDATA->m_mask->m_bitmap = mask;
-  }
-  
-  gdk_window_get_size( M_BMPDATA->m_pixmap, &(M_BMPDATA->m_width), &(M_BMPDATA->m_height) );
-  
-#else
-
-  M_BMPDATA->m_image = gdk_imlib_create_image_from_xpm_data( bits );
-  Render();
-  
-#endif
-				  
-  M_BMPDATA->m_bpp = 24; // ?
-   
-  if (wxTheBitmapList) wxTheBitmapList->AddBitmap(this);
+    GdkBitmap *mask = (GdkBitmap*) NULL;
+    GdkWindow *parent = (GdkWindow*) &gdk_root_parent;
+
+    M_BMPDATA->m_pixmap = gdk_pixmap_create_from_xpm_d( parent, &mask, NULL, (gchar **) bits );
+
+    if (mask)
+    {
+        M_BMPDATA->m_mask = new wxMask();
+        M_BMPDATA->m_mask->m_bitmap = mask;
+    }
+
+    gdk_window_get_size( M_BMPDATA->m_pixmap, &(M_BMPDATA->m_width), &(M_BMPDATA->m_height) );
+
+    M_BMPDATA->m_bpp = gdk_window_get_visual( parent )->depth;  // ?
+    if (wxTheBitmapList) wxTheBitmapList->AddBitmap(this);
 }
-  
-wxBitmap::wxBitmap( const wxBitmap& bmp )
+
+wxBitmap::wxBitmap( char **bits )
 {
-  Ref( bmp );
-   
-  if (wxTheBitmapList) wxTheBitmapList->AddBitmap(this);
+    wxCHECK_RET( bits != NULL, _T("invalid bitmap data") )
+
+    m_refData = new wxBitmapRefData();
+
+    GdkBitmap *mask = (GdkBitmap*) NULL;
+    GdkWindow *parent = (GdkWindow*) &gdk_root_parent;
+
+    M_BMPDATA->m_pixmap = gdk_pixmap_create_from_xpm_d( parent, &mask, NULL, (gchar **) bits );
+
+    wxCHECK_RET( M_BMPDATA->m_pixmap, _T("couldn't create pixmap") );
+
+    if (mask)
+    {
+        M_BMPDATA->m_mask = new wxMask();
+        M_BMPDATA->m_mask->m_bitmap = mask;
+    }
+
+    gdk_window_get_size( M_BMPDATA->m_pixmap, &(M_BMPDATA->m_width), &(M_BMPDATA->m_height) );
+
+    M_BMPDATA->m_bpp = gdk_window_get_visual( parent )->depth;  // ?
+    if (wxTheBitmapList) wxTheBitmapList->AddBitmap(this);
 }
-  
-wxBitmap::wxBitmap( const wxBitmap* bmp )
+
+wxBitmap::wxBitmap( const wxBitmap& bmp )
 {
-  if (bmp) Ref( *bmp );
-   
-  if (wxTheBitmapList) wxTheBitmapList->AddBitmap(this);
+    Ref( bmp );
+
+    if (wxTheBitmapList) wxTheBitmapList->AddBitmap(this);
 }
 
 wxBitmap::wxBitmap( const wxString &filename, int type )
 {
-  LoadFile( filename, type );
-  
-  if (wxTheBitmapList) wxTheBitmapList->AddBitmap(this);
+    LoadFile( filename, type );
+
+    if (wxTheBitmapList) wxTheBitmapList->AddBitmap(this);
 }
 
-// CMB 15/5/98: add constructor for xbm bitmaps
 wxBitmap::wxBitmap( const char bits[], int width, int height, int WXUNUSED(depth))
 {
-  m_refData = new wxBitmapRefData();
+    m_refData = new wxBitmapRefData();
+
+    M_BMPDATA->m_mask = (wxMask *) NULL;
+    M_BMPDATA->m_bitmap =
+      gdk_bitmap_create_from_data( (GdkWindow*) &gdk_root_parent, (gchar *) bits, width, height );
+    M_BMPDATA->m_width = width;
+    M_BMPDATA->m_height = height;
+    M_BMPDATA->m_bpp = 1;
 
-  M_BMPDATA->m_mask = NULL;
-  M_BMPDATA->m_bitmap = 
-    gdk_bitmap_create_from_data( (GdkWindow*) &gdk_root_parent, (gchar *) bits, width, height );
-  M_BMPDATA->m_width = width;
-  M_BMPDATA->m_height = height;
-  M_BMPDATA->m_bpp = 1;
+    wxCHECK_RET( M_BMPDATA->m_bitmap, _T("couldn't create bitmap") );
 
-  if (wxTheBitmapList) wxTheBitmapList->AddBitmap(this);
+    if (wxTheBitmapList) wxTheBitmapList->AddBitmap(this);
 }
-  
-wxBitmap::~wxBitmap(void)
+
+wxBitmap::~wxBitmap()
 {
-  if (wxTheBitmapList) wxTheBitmapList->DeleteObject(this);
+    if (wxTheBitmapList) wxTheBitmapList->DeleteObject(this);
 }
-  
+
 wxBitmap& wxBitmap::operator = ( const wxBitmap& bmp )
 {
-  if (*this == bmp) return (*this); 
-  Ref( bmp ); 
-  return *this; 
+    if (*this == bmp) return (*this);
+    Ref( bmp );
+    return *this;
 }
-  
+
 bool wxBitmap::operator == ( const wxBitmap& bmp )
 {
-  return m_refData == bmp.m_refData; 
+    return m_refData == bmp.m_refData;
 }
-  
+
 bool wxBitmap::operator != ( const wxBitmap& bmp )
 {
-  return m_refData != bmp.m_refData; 
+    return m_refData != bmp.m_refData;
 }
-  
+
 bool wxBitmap::Ok(void) const
 {
-  return m_refData != NULL;
+    return (m_refData != NULL);
 }
-  
+
 int wxBitmap::GetHeight(void) const
 {
-  if (!Ok()) return 0;
-  return M_BMPDATA->m_height;
+    wxCHECK_MSG( Ok(), -1, _T("invalid bitmap") );
+
+    return M_BMPDATA->m_height;
 }
 
 int wxBitmap::GetWidth(void) const
 {
-  if (!Ok()) return 0;
-  return M_BMPDATA->m_width;
+    wxCHECK_MSG( Ok(), -1, _T("invalid bitmap") );
+
+    return M_BMPDATA->m_width;
 }
 
 int wxBitmap::GetDepth(void) const
 {
-  if (!Ok()) return 0;
-  return M_BMPDATA->m_bpp;
-}
+    wxCHECK_MSG( Ok(), -1, _T("invalid bitmap") );
 
-void wxBitmap::SetHeight( int height )
-{
-  if (!Ok()) return;
-  M_BMPDATA->m_height = height;
+    return M_BMPDATA->m_bpp;
 }
 
-void wxBitmap::SetWidth( int width )
+wxMask *wxBitmap::GetMask(void) const
 {
-  if (!Ok()) return;
-  M_BMPDATA->m_width = width;
-}
+    wxCHECK_MSG( Ok(), (wxMask *) NULL, _T("invalid bitmap") );
 
-void wxBitmap::SetDepth( int depth )
-{
-  if (!Ok()) return;
-  M_BMPDATA->m_bpp = depth;
+    return M_BMPDATA->m_mask;
 }
 
-wxMask *wxBitmap::GetMask(void) const
+void wxBitmap::SetMask( wxMask *mask )
 {
-  if (!Ok()) return NULL;
-  
-  return M_BMPDATA->m_mask;
+    wxCHECK_RET( Ok(), _T("invalid bitmap") );
+
+    if (M_BMPDATA->m_mask) delete M_BMPDATA->m_mask;
+
+    M_BMPDATA->m_mask = mask;
 }
 
-void wxBitmap::SetMask( wxMask *mask )
+bool wxBitmap::SaveFile( const wxString &name, int type, wxPalette *WXUNUSED(palette) )
 {
-  if (!Ok()) return;
-  
-  if (M_BMPDATA->m_mask) delete M_BMPDATA->m_mask;
-  M_BMPDATA->m_mask = mask;
-}
-
-void wxBitmap::Resize( int height, int width )
-{
-  if (!Ok()) return;
-  
-#ifdef USE_GDK_IMLIB
-  
-  if (M_BMPDATA->m_bitmap) return;  // not supported for bitmaps
-  
-  if (!M_BMPDATA->m_image) RecreateImage();
-  
-  if (M_BMPDATA->m_pixmap) gdk_imlib_free_pixmap( M_BMPDATA->m_pixmap );
-  if (M_BMPDATA->m_mask) delete M_BMPDATA->m_mask;
-  
-  GdkImlibImage* image = gdk_imlib_clone_scaled_image( M_BMPDATA->m_image, height, width );
-  gdk_imlib_destroy_image( M_BMPDATA->m_image );
-  M_BMPDATA->m_image = image;
-  M_BMPDATA->m_height = height;
-  M_BMPDATA->m_width = width;
-  
-  Render();
-  
-#endif
+    wxCHECK_MSG( Ok(), FALSE, _T("invalid bitmap") );
+
+    if (type == wxBITMAP_TYPE_PNG)
+    {
+        wxImage image( *this );
+	if (image.Ok()) return image.SaveFile( name, type );
+    }
+
+    return FALSE;
 }
 
-bool wxBitmap::SaveFile( const wxString &name, int WXUNUSED(type), 
-  wxPalette *WXUNUSED(palette) )
+bool wxBitmap::LoadFile( const wxString &name, int type )
 {
-#ifdef USE_GDK_IMLIB
+    UnRef();
 
-  if (!Ok()) return FALSE;
-  
-  if (!M_BMPDATA->m_image) RecreateImage();
-  
-  return gdk_imlib_save_image( M_BMPDATA->m_image, WXSTRINGCAST name, NULL );
+    if (!wxFileExists(name)) return FALSE;
 
-#endif
+    if (type == wxBITMAP_TYPE_XPM)
+    {
+        m_refData = new wxBitmapRefData();
 
-  return FALSE;
-}
+        GdkBitmap *mask = (GdkBitmap*) NULL;
+        GdkWindow *parent = (GdkWindow*) &gdk_root_parent;
 
-bool wxBitmap::LoadFile( const wxString &name, int WXUNUSED(type) )
-{
-#ifdef USE_GDK_IMLIB
+        M_BMPDATA->m_pixmap = gdk_pixmap_create_from_xpm( parent, &mask, NULL, name.fn_str() );
 
-  UnRef();
-  m_refData = new wxBitmapRefData();
-  
-  M_BMPDATA->m_image = gdk_imlib_load_image( WXSTRINGCAST name );
+        if (mask)
+        {
+           M_BMPDATA->m_mask = new wxMask();
+           M_BMPDATA->m_mask->m_bitmap = mask;
+        }
 
-  if (!M_BMPDATA->m_image)
-  {
-    UnRef();
-    return FALSE;
-  }
-
-  Render();
-				  
-  gdk_window_get_size( M_BMPDATA->m_pixmap, &(M_BMPDATA->m_width), &(M_BMPDATA->m_height) );
-  M_BMPDATA->m_bpp = 24; // ?
-  
-  return TRUE;
-#endif
+        gdk_window_get_size( M_BMPDATA->m_pixmap, &(M_BMPDATA->m_width), &(M_BMPDATA->m_height) );
+        M_BMPDATA->m_bpp = gdk_window_get_visual( parent )->depth;
+    }
+    else if (type == wxBITMAP_TYPE_PNG)
+    {
+        wxImage image;
+        image.LoadFile( name, type );
+        if (image.Ok()) *this = image.ConvertToBitmap();
+    }
+    else if (type == wxBITMAP_TYPE_BMP)
+    {
+        wxImage image;
+        image.LoadFile( name, type );
+        if (image.Ok()) *this = image.ConvertToBitmap();
+    }
+    else
+        return FALSE;
 
-  return FALSE;
+    return TRUE;
 }
-        
+
 wxPalette *wxBitmap::GetPalette(void) const
 {
-  if (!Ok()) return NULL;
-  return M_BMPDATA->m_palette;
+    if (!Ok()) return (wxPalette *) NULL;
+
+    return M_BMPDATA->m_palette;
 }
 
-GdkPixmap *wxBitmap::GetPixmap(void) const
+void wxBitmap::SetHeight( int height )
 {
-  if (!Ok()) return NULL;
-  return M_BMPDATA->m_pixmap;
+    if (!m_refData) m_refData = new wxBitmapRefData();
+
+    M_BMPDATA->m_height = height;
 }
-  
-GdkBitmap *wxBitmap::GetBitmap(void) const
+
+void wxBitmap::SetWidth( int width )
 {
-  if (!Ok()) return NULL;
-  
-  return M_BMPDATA->m_bitmap;
+    if (!m_refData) m_refData = new wxBitmapRefData();
+
+    M_BMPDATA->m_width = width;
 }
-  
-void wxBitmap::DestroyImage(void)
+
+void wxBitmap::SetDepth( int depth )
 {
-  if (!Ok()) return;
-  
-  if (M_BMPDATA->m_image)
-  {
-    gdk_imlib_destroy_image( M_BMPDATA->m_image );
-    M_BMPDATA->m_image = NULL;
-  }
+    if (!m_refData) m_refData = new wxBitmapRefData();
+
+    M_BMPDATA->m_bpp = depth;
 }
 
-void wxBitmap::RecreateImage(void)
+void wxBitmap::SetPixmap( GdkPixmap *pixmap )
 {
+    if (!m_refData) m_refData = new wxBitmapRefData();
+
+    M_BMPDATA->m_pixmap = pixmap;
 }
 
-void wxBitmap::Render(void)
+GdkPixmap *wxBitmap::GetPixmap(void) const
 {
-  if (!Ok()) return;
-  
-#ifdef USE_GDK_IMLIB
+    wxCHECK_MSG( Ok(), (GdkPixmap *) NULL, _T("invalid bitmap") );
 
-  gdk_imlib_render( M_BMPDATA->m_image, M_BMPDATA->m_image->rgb_width, M_BMPDATA->m_image->rgb_height );
-  M_BMPDATA->m_width = M_BMPDATA->m_image->rgb_width;
-  M_BMPDATA->m_height = M_BMPDATA->m_image->rgb_height;
-  M_BMPDATA->m_pixmap = gdk_imlib_move_image( M_BMPDATA->m_image );
-  GdkBitmap *mask = gdk_imlib_move_mask( M_BMPDATA->m_image );
-  if (mask)
-  {
-    M_BMPDATA->m_mask = new wxMask();
-    M_BMPDATA->m_mask->m_bitmap = mask;
-  }
-  
-#endif
+    return M_BMPDATA->m_pixmap;
 }
 
+GdkBitmap *wxBitmap::GetBitmap(void) const
+{
+    wxCHECK_MSG( Ok(), (GdkBitmap *) NULL, _T("invalid bitmap") );
 
+    return M_BMPDATA->m_bitmap;
+}