wxImage wxBitmap::ConvertToImage() const
{
wxCHECK_MSG( IsOk(), wxNullImage, wxT("invalid bitmap") );
wxImage img(GetWidth(), GetHeight());
wxIDirectFBSurfacePtr src = M_BITMAP->m_surface;
switch ( src->GetPixelFormat() )
{
case DSPF_RGB24:
case DSPF_RGB32:
case DSPF_ARGB:
CopySurfaceToImage(src, img);
break;
default:
{
// wxBitmap uses different pixel format, so we have to use a
// temporary surface and blit to the bitmap via it:
wxIDirectFBSurfacePtr dst(CreateSurfaceForImage(img));
if ( !dst->SetBlittingFlags(DSBLIT_NOFX) )
return wxNullImage;
if ( !dst->Blit(src->GetRaw(), NULL, 0, 0) )
return wxNullImage;
CopySurfaceToImage(dst, img);
}
}
// FIXME: implement mask setting in the image
wxASSERT_MSG( GetMask() == NULL, "bitmap masks are ignored for now" );
return img;
}
wxBitmap::wxBitmap(const wxImage& imageOrig, int depth)
{
wxCHECK_RET( imageOrig.IsOk(), wxT("invalid image") );
wxImage image(imageOrig);
// convert mask to alpha channel, because wxMask isn't implemented yet
// FIXME: don't do this, implement proper wxMask support
if ( image.HasMask() )
image.InitAlpha();
DFBSurfacePixelFormat format = DepthToFormat(depth);
if ( format == DSPF_UNKNOWN && image.HasAlpha() )
format = DSPF_ARGB;
// create surface in screen's format (unless we need alpha channel,
// in which case use ARGB):
if ( !CreateWithFormat(image.GetWidth(), image.GetHeight(), format) )
return;
// then copy the image to it:
wxIDirectFBSurfacePtr dst = M_BITMAP->m_surface;
switch ( dst->GetPixelFormat() )
{
case DSPF_RGB24:
case DSPF_RGB32:
case DSPF_ARGB:
CopyImageToSurface(image, dst);
break;
default:
{
// wxBitmap uses different pixel format, so we have to use a
// temporary surface and blit to the bitmap via it:
wxIDirectFBSurfacePtr src(CreateSurfaceForImage(image));
CopyImageToSurface(image, src);
if ( !dst->SetBlittingFlags(DSBLIT_NOFX) )
return;
if ( !dst->Blit(src->GetRaw(), NULL, 0, 0) )
return;
}
}
}
wxImage wxBitmap::ConvertToImage() const
{
wxCHECK_MSG( Ok(), wxNullImage, wxT("invalid bitmap") );
wxImage img(GetWidth(), GetHeight());
wxIDirectFBSurfacePtr dst(CreateSurfaceForImage(img));
wxIDirectFBSurfacePtr src = M_BITMAP->m_surface;
if ( !dst->SetBlittingFlags(DSBLIT_NOFX) )
return wxNullImage;
if ( !dst->Blit(src->GetRaw(), NULL, 0, 0) )
return wxNullImage;
// FIXME: implement mask setting in the image
wxASSERT_MSG( GetMask() == NULL, _T("bitmap masks are ignored for now") );
return img;
}
wxBitmap::wxBitmap(const wxImage& image, int depth)
{
wxCHECK_RET( image.Ok(), wxT("invalid image") );
// create surface in screen's format:
if ( !Create(image.GetWidth(), image.GetHeight(), depth) )
return;
// then copy the image to it:
wxIDirectFBSurfacePtr src(CreateSurfaceForImage(image));
wxIDirectFBSurfacePtr dst = M_BITMAP->m_surface;
if ( !dst->SetBlittingFlags(DSBLIT_NOFX) )
return;
if ( !dst->Blit(src->GetRaw(), NULL, 0, 0) )
return;
// FIXME: implement mask creation from image's mask (or alpha channel?)
wxASSERT_MSG( !image.HasMask(), _T("image masks are ignored for now") );
}
