miter_join
m_line_join(miter_join),
lj = miter_join;
case miter_join:
stroke->line_join(agg::miter_join);
case agg::miter_join:
if (stroke->line_join() != agg::miter_join) {
property->AddOption(agg::miter_join, "Miter");
property->AddOption(agg::miter_join, "Miter");
if (line_join() == agg::miter_join) {
return agg::miter_join;
return agg::miter_join;