Better compatibility with old files when creating an image cache

[wxWidgets.git] / src / common / bmpbase.cpp

diff --git a/src/common/bmpbase.cpp b/src/common/bmpbase.cpp
index d8c879f146f6570bb0ace6ca2418498b8561373f..46804febbd8436d329f880f9098bb8f17fd92500 100644 (file)
--- a/src/common/bmpbase.cpp
+++ b/src/common/bmpbase.cpp
@@ -19,8 +19,55 @@
 
 #ifndef WX_PRECOMP
     #include "wx/colour.h"
+    #include "wx/icon.h"
+    #include "wx/image.h"
 #endif // WX_PRECOMP
 
+#if wxUSE_IMAGE && wxUSE_LIBPNG && wxUSE_STREAMS
+    #define wxHAS_PNG_LOAD
+
+    #include "wx/mstream.h"
+#endif
+
+// ----------------------------------------------------------------------------
+// wxVariant support
+// ----------------------------------------------------------------------------
+
+#if wxUSE_VARIANT
+IMPLEMENT_VARIANT_OBJECT_EXPORTED_SHALLOWCMP(wxBitmap,WXDLLEXPORT)
+IMPLEMENT_VARIANT_OBJECT_EXPORTED_SHALLOWCMP(wxIcon,WXDLLEXPORT)
+#endif
+
+#if wxUSE_EXTENDED_RTTI
+//WX_IMPLEMENT_ANY_VALUE_TYPE(wxAnyValueTypeImpl<wxBitmap>)
+//WX_IMPLEMENT_ANY_VALUE_TYPE(wxAnyValueTypeImpl<wxIcon>)
+#endif
+
+// ----------------------------------------------------------------------------
+// wxBitmapHelpers
+// ----------------------------------------------------------------------------
+
+// wxOSX has a native version and doesn't use this one.
+
+#ifndef __WXOSX__
+
+/* static */
+wxBitmap wxBitmapHelpers::NewFromPNGData(const void* data, size_t size)
+{
+    wxBitmap bitmap;
+
+#ifdef wxHAS_PNG_LOAD
+    wxMemoryInputStream is(data, size);
+    wxImage image(is, wxBITMAP_TYPE_PNG);
+    if ( image.IsOk() )
+        bitmap = wxBitmap(image);
+#endif // wxHAS_PNG_LOAD
+
+    return bitmap;
+}
+
+#endif // !__WXOSX__
+
 // ----------------------------------------------------------------------------
 // wxBitmapBase
 // ----------------------------------------------------------------------------
@@ -31,22 +78,21 @@
     #include "wx/log.h"
     #include "wx/utils.h"
     #include "wx/palette.h"
-    #include "wx/icon.h"
-    #include "wx/image.h"
     #include "wx/module.h"
 #endif // WX_PRECOMP
 
+
 IMPLEMENT_ABSTRACT_CLASS(wxBitmapBase, wxGDIObject)
-IMPLEMENT_ABSTRACT_CLASS(wxBitmapHandlerBase,wxObject)
+IMPLEMENT_ABSTRACT_CLASS(wxBitmapHandler, wxObject)
 
 wxList wxBitmapBase::sm_handlers;
 
-void wxBitmapBase::AddHandler(wxBitmapHandlerBase *handler)
+void wxBitmapBase::AddHandler(wxBitmapHandler *handler)
 {
     sm_handlers.Append(handler);
 }
 
-void wxBitmapBase::InsertHandler(wxBitmapHandlerBase *handler)
+void wxBitmapBase::InsertHandler(wxBitmapHandler *handler)
 {
     sm_handlers.Insert(handler);
 }
@@ -121,14 +167,35 @@ class wxBitmapBaseModule: public wxModule
 DECLARE_DYNAMIC_CLASS(wxBitmapBaseModule)
 public:
     wxBitmapBaseModule() {}
-    bool OnInit() { wxBitmap::InitStandardHandlers(); return true; };
-    void OnExit() { wxBitmap::CleanUpHandlers(); };
+    bool OnInit() { wxBitmap::InitStandardHandlers(); return true; }
+    void OnExit() { wxBitmap::CleanUpHandlers(); }
 };
 
 IMPLEMENT_DYNAMIC_CLASS(wxBitmapBaseModule, wxModule)
 
 #endif // wxUSE_BITMAP_BASE
 
+// ----------------------------------------------------------------------------
+// wxBitmap common
+// ----------------------------------------------------------------------------
+
+#if !(defined(__WXGTK__) || defined(__WXMOTIF__) || defined(__WXX11__))
+
+wxBitmap::wxBitmap(const char* const* bits)
+{
+    wxCHECK2_MSG(bits != NULL, return, wxT("invalid bitmap data"));
+
+#if wxUSE_IMAGE && wxUSE_XPM
+    wxImage image(bits);
+    wxCHECK2_MSG(image.IsOk(), return, wxT("invalid bitmap data"));
+
+    *this = wxBitmap(image);
+#else
+    wxFAIL_MSG(wxT("creating bitmaps from XPMs not supported"));
+#endif // wxUSE_IMAGE && wxUSE_XPM
+}
+#endif // !(defined(__WXGTK__) || defined(__WXMOTIF__) || defined(__WXX11__))
+
 // ----------------------------------------------------------------------------
 // wxMaskBase
 // ----------------------------------------------------------------------------