for (uns i = 0; i < GARY_SIZE(sym_planned); i++)
sym_draw(sym_planned[i].sym, sym_planned[i].zindex, svg);
}
+
+struct symbol * sym_copy(struct symbol *sym)
+{
+ ASSERT(sym->type && sym->type < SYMBOLIZER_MAX);
+ if (symbolizers[sym->type]->copy)
+ return symbolizers[sym->type]->copy(sym);
+ else
+ return NULL;
+}
+
+bool sym_look_same(struct symbol *s1, struct symbol *s2)
+{
+ if (s1->type != s2->type)
+ return false;
+
+ ASSERT(s1->type && s1->type < SYMBOLIZER_MAX);
+ if (symbolizers[s1->type]->look_same)
+ return symbolizers[s1->type]->look_same(s1, s2);
+ else
+ return false;
+}