bool ProcessInstance::CanExecuteOn( const ImageVariant& image, String& whyNot ) const
{
if ( !image.IsSharedImage() || !image.IsCompletelySelected() )
{
ImageVariant tmp;
tmp.CreateSharedImageAs( image ).AssignImage( image );
return CanExecuteOn( tmp, whyNot );
}
image.PushSelections();
image.ResetSelections();
ImageInfo info1( *image );
image.PopSelections();
whyNot.Clear();
whyNot.Reserve( WHYNOT_MAXLENGTH );
bool ok = (*API->Process->ValidateImageExecution)( handle, image.SharedImageHandle(), whyNot.c_str(), WHYNOT_MAXLENGTH ) != api_false;
image.PushSelections();
image.ResetSelections();
ImageInfo info2( *image );
image.PopSelections();
if ( info1 != info2 )
APIHackingAttempt( "ValidateImageExecution" );
return ok;
}
bool ProcessInstance::ExecuteOn( ImageVariant& image, const IsoString& hints )
{
if ( !image.IsSharedImage() || !image.IsCompletelySelected() )
{
ImageVariant tmp;
tmp.CreateSharedImageAs( image ).AssignImage( image );
if ( !ExecuteOn( tmp ) )
return false;
if ( image.IsCompletelySelected() )
image.AssignImage( tmp );
else
image.Apply( tmp, ImageOp::Mov, image.SelectedRectangle().LeftTop() );
return true;
}
return (*API->Process->ExecuteOnImage)( handle, image.SharedImageHandle(), hints.c_str(), 0/*flags*/ ) != api_false;
}
