void odf_conversion_context::end_chart()
{
	chart_context_.end_chart();

	end_object();
	chart_context_.set_styles_context(styles_context());
}
void odp_conversion_context::start_slide()
{
	slide_context_.set_styles_context(styles_context());

	create_element(L"draw", L"page", root_presentation_->pages_, this);		
	slide_context_.start_page(root_presentation_->pages_.back());	
	
	drawing_context()->set_presentation(0);
}