ALERROR CImageLibrary::AddImage (SDesignLoadCtx &Ctx, CXMLElement *pDesc)
// AddImage
//
// Add an image to the library
{
ALERROR error;
// Create the image desc
CObjectImage *pNewImage;
if (error = CObjectImage::CreateFromXML(Ctx, pDesc, &pNewImage))
return error;
// If we defer loading, at least make sure that the images exist
if (pDesc->GetAttributeBool(LOAD_ON_USE_ATTRIB))
{
if (error = pNewImage->Exists(Ctx))
{
delete pNewImage;
return error;
}
}
// Otherwise, load and lock the image
else
{
if (error = pNewImage->Lock(Ctx))
{
delete pNewImage;
return error;
}
}
// Add to the library
if (error = m_Library.AddEntry(pNewImage->GetUNID(), (CObject *)pNewImage))
{
if (FindImage(pNewImage->GetUNID()))
Ctx.sError = strPatternSubst(CONSTLIT("Duplicate UNID: %x"), pNewImage->GetUNID());
else
Ctx.sError = strPatternSubst(CONSTLIT("Unable to add image to library: %x"), pNewImage->GetUNID());
delete pNewImage;
return error;
}
return NOERROR;
}
CG32bitImage *CDesignCollection::GetImage (DWORD dwUNID, DWORD dwFlags)
// GetImage
//
// Returns an image
{
CDesignType *pType = m_AllTypes.FindByUNID(dwUNID);
if (pType == NULL)
return NULL;
CObjectImage *pImage = CObjectImage::AsType(pType);
if (pImage == NULL)
return NULL;
if (dwFlags & FLAG_IMAGE_COPY)
return pImage->CreateCopy();
else
{
CString sError;
CG32bitImage *pRawImage = pImage->GetImage(strFromInt(dwUNID), &sError);
if (pRawImage == NULL)
kernelDebugLogMessage(sError);
// Lock, if requested. NOTE: Since we obtained the image above,
// this call is guaranteed to succeed.
if (dwFlags & FLAG_IMAGE_LOCK)
pImage->Lock(SDesignLoadCtx());
// Done
return pRawImage;
}
}
