Version 0.4 of wxPython for MSW.

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

diff --git a/src/gtk1/bitmap.cpp b/src/gtk1/bitmap.cpp
index e4adea4dd18fd9f0142adc82326db8fae2af0b86..07519ea19f6a4158ada558ecc639473b80323d1d 100644 (file)
--- a/src/gtk1/bitmap.cpp
+++ b/src/gtk1/bitmap.cpp
@@ -16,7 +16,7 @@
 #include "wx/icon.h"
 #include "gdk/gdkprivate.h"
 
-#ifdef USE_GDK_IMLIB
+#ifdef wxUSE_GDK_IMLIB
 
 #include "../gdk_imlib/gdk_imlib.h"
 #include "gdk/gdkx.h"        // GDK_DISPLAY
@@ -50,7 +50,7 @@ wxMask::wxMask( const wxBitmap& WXUNUSED(bitmap) )
 
 wxMask::~wxMask(void)
 {
-#ifdef USE_GDK_IMLIB
+#ifdef wxUSE_GDK_IMLIB
   // do not delete the mask, gdk_imlib does it for you
 #else
   if (m_bitmap) gdk_bitmap_unref( m_bitmap );
@@ -80,7 +80,7 @@ class wxBitmapRefData: public wxObjectRefData
     int             m_width;
     int             m_height;
     int             m_bpp;
-#ifdef USE_GDK_IMLIB
+#ifdef wxUSE_GDK_IMLIB
     GdkImlibImage  *m_image;
 #endif
     wxPalette      *m_palette;
@@ -95,14 +95,14 @@ wxBitmapRefData::wxBitmapRefData(void)
   m_height = 0;
   m_bpp = 0;
   m_palette = (wxPalette *) NULL;
-#ifdef USE_GDK_IMLIB
+#ifdef wxUSE_GDK_IMLIB
   m_image = (GdkImlibImage *) NULL;
 #endif
 }
 
 wxBitmapRefData::~wxBitmapRefData(void)
 {
-#ifdef USE_GDK_IMLIB
+#ifdef wxUSE_GDK_IMLIB
   if (m_pixmap) gdk_imlib_free_pixmap( m_pixmap );
   if (m_image) gdk_imlib_kill_image( m_image );
 #else
@@ -141,7 +141,7 @@ wxBitmap::wxBitmap( char **bits )
 {
   m_refData = new wxBitmapRefData();
 
-#ifndef USE_GDK_IMLIB
+#ifndef wxUSE_GDK_IMLIB
 
   GdkBitmap *mask = NULL;
   
@@ -228,25 +228,39 @@ bool wxBitmap::operator != ( const wxBitmap& bmp )
   
 bool wxBitmap::Ok(void) const
 {
-  wxASSERT_MSG( m_refData != NULL, "invalid bitmap" );
   return (m_refData != NULL);
 }
   
 int wxBitmap::GetHeight(void) const
 {
-  if (!Ok()) return 0;
+  if (!Ok())
+  {
+    wxFAIL_MSG( "invalid bitmap" );
+    return -1;
+  }
+
   return M_BMPDATA->m_height;
 }
 
 int wxBitmap::GetWidth(void) const
 {
-  if (!Ok()) return 0;
+  if (!Ok())
+  {
+    wxFAIL_MSG( "invalid bitmap" );
+    return -1;
+  }
+  
   return M_BMPDATA->m_width;
 }
 
 int wxBitmap::GetDepth(void) const
 {
-  if (!Ok()) return 0;
+  if (!Ok())
+  {
+    wxFAIL_MSG( "invalid bitmap" );
+    return -1;
+  }
+  
   return M_BMPDATA->m_bpp;
 }
 
@@ -279,14 +293,22 @@ void wxBitmap::SetDepth( int depth )
 
 wxMask *wxBitmap::GetMask(void) const
 {
-  if (!Ok()) return (wxMask *) NULL;
+  if (!Ok())
+  {
+    wxFAIL_MSG( "invalid bitmap" );
+    return (wxMask *) NULL;
+  }
   
   return M_BMPDATA->m_mask;
 }
 
 void wxBitmap::SetMask( wxMask *mask )
 {
-  if (!Ok()) return;
+  if (!Ok())
+  {
+    wxFAIL_MSG( "invalid bitmap" );
+    return;
+  }
   
   if (M_BMPDATA->m_mask) delete M_BMPDATA->m_mask;
   
@@ -295,11 +317,19 @@ void wxBitmap::SetMask( wxMask *mask )
 
 void wxBitmap::Resize( int height, int width )
 {
-  if (!Ok()) return;
+  if (!Ok())
+  {
+    wxFAIL_MSG( "invalid bitmap" );
+    return;
+  }
   
-#ifdef USE_GDK_IMLIB
+#ifdef wxUSE_GDK_IMLIB
   
-  if (M_BMPDATA->m_bitmap) return;  // not supported for bitmaps
+  if (M_BMPDATA->m_bitmap)
+  {
+    wxFAIL_MSG( "wxBitmap::Resize not supported for mono-bitmaps" );
+    return;
+  }
   
   if (!M_BMPDATA->m_image) RecreateImage();
   
@@ -324,9 +354,19 @@ void wxBitmap::Resize( int height, int width )
 bool wxBitmap::SaveFile( const wxString &name, int WXUNUSED(type), 
   wxPalette *WXUNUSED(palette) )
 {
-#ifdef USE_GDK_IMLIB
+  if (!Ok())
+  {
+    wxFAIL_MSG( "invalid bitmap" );
+    return FALSE;
+  }
+  
+#ifdef wxUSE_GDK_IMLIB
 
-  if (!Ok()) return FALSE;
+  if (M_BMPDATA->m_bitmap)
+  {
+    wxFAIL_MSG( "wxBitmap::SaveFile not supported for mono-bitmaps" );
+    return FALSE;
+  }
   
   if (!M_BMPDATA->m_image) RecreateImage();
   
@@ -343,7 +383,7 @@ bool wxBitmap::SaveFile( const wxString &name, int WXUNUSED(type),
 
 bool wxBitmap::LoadFile( const wxString &name, int WXUNUSED(type) )
 {
-#ifdef USE_GDK_IMLIB
+#ifdef wxUSE_GDK_IMLIB
 
   UnRef();
   m_refData = new wxBitmapRefData();
@@ -380,7 +420,11 @@ wxPalette *wxBitmap::GetPalette(void) const
 
 GdkPixmap *wxBitmap::GetPixmap(void) const
 {
-  if (!Ok()) return (GdkPixmap *) NULL;
+  if (!Ok())
+  {
+    wxFAIL_MSG( "invalid bitmap" );
+    return (GdkPixmap *) NULL;
+  }
   
 //  if (!M_BMPDATA->m_image) RecreateImage();
   
@@ -389,14 +433,22 @@ GdkPixmap *wxBitmap::GetPixmap(void) const
   
 GdkBitmap *wxBitmap::GetBitmap(void) const
 {
-  if (!Ok()) return (GdkBitmap *) NULL;
+  if (!Ok())
+  {
+    wxFAIL_MSG( "invalid bitmap" );
+    return (GdkBitmap *) NULL;
+  }
   
   return M_BMPDATA->m_bitmap;
 }
   
 void wxBitmap::DestroyImage(void)
 {
-  if (!Ok()) return;
+  if (!Ok())
+  {
+    wxFAIL_MSG( "invalid bitmap" );
+    return;
+  }
   
   if (M_BMPDATA->m_image)
   {
@@ -407,9 +459,13 @@ void wxBitmap::DestroyImage(void)
 
 void wxBitmap::RecreateImage(void)
 {
-  if (!Ok()) return;
+  if (!Ok())
+  {
+    wxFAIL_MSG( "invalid bitmap" );
+    return;
+  }
   
-#ifdef USE_GDK_IMLIB
+#ifdef wxUSE_GDK_IMLIB
 
   DestroyImage();
   
@@ -458,9 +514,13 @@ void wxBitmap::RecreateImage(void)
 
 void wxBitmap::Render(void)
 {
-  if (!Ok()) return;
+  if (!Ok())
+  {
+    wxFAIL_MSG( "invalid bitmap" );
+    return;
+  }
   
-#ifdef USE_GDK_IMLIB
+#ifdef wxUSE_GDK_IMLIB
 
   if (!M_BMPDATA->m_image) RecreateImage();