B_PIC_FILL_ARC_GRADIENT
BeginOp(fill ? B_PIC_FILL_ARC_GRADIENT : B_PIC_STROKE_ARC_GRADIENT);
case B_PIC_FILL_ARC_GRADIENT:
*arcTheta, *gradient, header->op == B_PIC_FILL_ARC_GRADIENT);
RETURN_STRING(B_PIC_FILL_ARC_GRADIENT);