CGContextRef cgcontext = (CGContextRef)dc.GetWindow()->MacGetCGContextRef();
cairo_surface_t* surface = cairo_quartz_surface_create_for_cg_context(cgcontext, width, height);
Init( cairo_create( surface ) );
CGContextRef cgcontext = (CGContextRef)dc.GetWindow()->MacGetCGContextRef();
cairo_surface_t* surface = cairo_quartz_surface_create_for_cg_context(cgcontext, width, height);
Init( cairo_create( surface ) );