use common bottleneck

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

diff --git a/src/common/bmpbase.cpp b/src/common/bmpbase.cpp
index e80091dada39aff4f0887733d31510d4c6c4774b..46804febbd8436d329f880f9098bb8f17fd92500 100644 (file)
--- a/src/common/bmpbase.cpp
+++ b/src/common/bmpbase.cpp
@@ -23,6 +23,12 @@
     #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
 // ----------------------------------------------------------------------------
@@ -32,6 +38,36 @@ 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
 // ----------------------------------------------------------------------------
@@ -151,7 +187,7 @@ wxBitmap::wxBitmap(const char* const* bits)
 
 #if wxUSE_IMAGE && wxUSE_XPM
     wxImage image(bits);
-    wxCHECK2_MSG(image.Ok(), return, wxT("invalid bitmap data"));
+    wxCHECK2_MSG(image.IsOk(), return, wxT("invalid bitmap data"));
 
     *this = wxBitmap(image);
 #else