ru:: magic fountain respawns enemies and refills potions

rogueviz/ru/man.cpp

@@ -2,6 +2,28 @@ namespace rogue_unlike {
 
 void handle_powers(data& d);
 
+bool on_fountain;
+room *fountain_room;
+
+void check_fountains() {
+  bool next_on_fountain = false;
+  auto bb = pixel_to_block(m.get_pixel_bbox());
+  for(int x = bb.minx; x < bb.maxx; x++) for(int y = bb.miny; y < bb.maxy; y++) {
+    eWall b = current_room->at(x, y);
+    println(hlog, tuple(x, y, int(b)));
+    if(b == wFountain) next_on_fountain = true;
+    }
+  if(next_on_fountain && !on_fountain) {
+    fountain_room = current_room;
+    addMessage("A magic fountain! You feel safe and refill your potions.");
+    m.hp = m.max_hp();
+    for(auto& p: powers) p.refill();
+    for(auto& r: rooms) for(auto& e: r.second.entities) e->regenerate();
+    current_target = nullptr;
+    }
+  swap(on_fountain, next_on_fountain);
+  }
+
 void man::act() {
   kino();
 
@@ -31,6 +53,8 @@ void man::act() {
   if(dat.dx) facing = dat.dx;
 
   current_room->fov_from(where.x / block_x, where.y / block_y);
+
+  check_fountains();
   }
 
 }