diff --git a/battlefield.lua b/battlefield.lua
--- a/battlefield.lua
+++ b/battlefield.lua
@@ -1,2 +1,294 @@
-battlefield = function(tab) {
-}
\ No newline at end of file
+_kh.bf_calcDistance = function(x1, y1, x2, y2)
+    return math.max(math.abs(x2 - x1), math.abs(y2 - y1));
+end;
+
+_kh.bf_calcDirection = function(x1, y1, x2, y2)
+    -- 0 - close by, 1-8 - north to north-west clockwise, 9 - too far
+    local dist = _kh.bf_calcDistance(x1,y1,x2,y2);
+    if (dist == 0) then
+        return 0;
+    elseif (dist == 1) then
+        if (x1 == x2 and y1 > y2) then
+            return 1;
+        elseif (x1 < x2 and y1 > y2) then
+            return 2;
+        elseif (x1 < x2 and y1 == y2) then
+            return 3;
+        elseif (x1 < x2 and y1 < y2) then
+            return 4;
+        elseif (x1 == x2 and y1 < y2) then
+            return 5;
+        elseif (x1 > x2 and y1 < y2) then
+            return 6;
+        elseif (x1 > x2 and y1 == y2) then
+            return 7;
+        elseif (x1 > x2 and y1 > y2) then
+            return 8;
+        end;
+    else
+        return 9;
+    end;
+end;
+
+battlefield = function(tab)
+    local make_turn = tab.make_turn;
+    tab.check_walk = function(s)
+        bf_north:enable();
+        bf_northeast:enable();
+        bf_east:enable();
+        bf_southeast:enable();
+        bf_south:enable();
+        bf_southwest:enable();
+        bf_west:enable();
+        bf_northwest:enable();
+        
+        if (s.plY == 1) then
+            bf_north:disable();
+            bf_northeast:disable();
+            bf_northwest:disable();
+        elseif (s.plY == 5) then
+            bf_south:disable();
+            bf_southeast:disable();
+            bf_southwest:disable();
+        end;
+        
+        if (s.plX == 1) then
+            bf_west:disable();
+            bf_southwest:disable();
+            bf_northwest:disable();
+        elseif (s.plX == 5) then
+            bf_east:disable();
+            bf_southeast:disable();
+            bf_northeast:disable();
+        end;
+    end;
+    
+    local entered = tab.entered;
+    
+    tab.entered = function(s)
+        s:check_walk();
+        if (type(entered) == 'function') then
+            entered(s);
+        else
+            return entered;
+        end;
+    end;
+    
+    tab.make_turn = function(s)
+        for i = 1, #s.obj do
+            if (type(s.obj[i].make_turn) == 'function') then
+                s.obj[i]:make_turn();
+            end;
+        end;
+        
+        if (make_turn) then
+            make_turn(s);
+        end;
+        
+        s:check_walk();
+    end;
+    
+    tab.getDistance = _kh.bf_calcDistance;
+    tab.getDirection = _kh.bf_calcDirection;
+    
+    if (not tab.obj) then
+        tab.obj = {};
+    end;
+    
+    if (not tab.pic) then
+        tab.pic = function(s)
+            local v = "images/battle_bcg.png;images/player.png@" .. tostring(s.plX * 32 - 32) .. "," .. tostring(s.plY * 32 - 32);
+            for i = 1, #s.obj do
+                if (not(s.obj[i]:disabled()) and s.obj[i].pic and s.obj[i].x and s.obj[i].y) then
+                    v = v .. ";" .. s.obj[i].pic .. "@" .. tostring(s.obj[i].x * 32 - 32) .. "," .. tostring(s.obj[i].y * 32 - 32);
+                end;
+            end;
+            print(v);
+            return v;
+        end;
+    end;
+    
+    table.insert(tab.obj, 'bf_north');
+    table.insert(tab.obj, 'bf_northeast');
+    table.insert(tab.obj, 'bf_east');
+    table.insert(tab.obj, 'bf_southeast');
+    table.insert(tab.obj, 'bf_south');
+    table.insert(tab.obj, 'bf_southwest');
+    table.insert(tab.obj, 'bf_west');
+    table.insert(tab.obj, 'bf_northwest');
+    table.insert(tab.obj, 'bf_wait');
+
+    return room(tab);
+end;
+
+bf_north = obj {
+    nam = "north",
+    dsc = "{На север}",
+    act = function(s)
+        here().plY = here().plY - 1;
+        p("Вы идете на север");
+        here():make_turn();
+    end;
+};
+
+bf_northeast = obj {
+    nam = "northeast",
+    dsc = "{На северо-восток}",
+    act = function(s)
+        here().plX = here().plX + 1;
+        here().plY = here().plY - 1;
+        p("Вы идете на северо-восток.");
+        here():make_turn();
+    end;
+};
+
+bf_east = obj {
+    nam = "east",
+    dsc = "{На восток}",
+    act = function(s)
+        here().plX = here().plX + 1;
+        p("Вы идете на восток.");
+        here():make_turn();
+    end;
+};
+
+bf_southeast = obj {
+    nam = "southeast",
+    dsc = "{На юго-восток}",
+    act = function(s)
+        here().plX = here().plX + 1;
+        here().plY = here().plY + 1;
+        p("Вы идете на юго-восток.");
+        here():make_turn();
+    end;
+};
+
+bf_south = obj {
+    nam = "south",
+    dsc = "{На юг}",
+    act = function(s)
+        here().plY = here().plY + 1;
+        p("Вы идете на юг.");
+        here():make_turn();
+    end;
+};
+
+bf_southwest = obj {
+    nam = "southwest",
+    dsc = "{На юго-запад}",
+    act = function(s)
+        here().plX = here().plX - 1;
+        here().plY = here().plY + 1;
+        p("Вы идете на юго-запад.");
+        here():make_turn();
+    end;
+};
+
+bf_west = obj {
+    nam = "west",
+    dsc = "{На запад}",
+    act = function(s)
+        here().plX = here().plX - 1;
+        p("Вы идете на запад.");
+        here():make_turn();
+    end;
+};
+
+bf_northwest = obj {
+    nam = "northwest",
+    dsc = "{На северо-запад}",
+    act = function(s)
+        here().plX = here().plX - 1;
+        here().plY = here().plY - 1;
+        p("Вы идете на северо-запад.");
+        here():make_turn();
+    end;
+};
+
+bf_wait = obj {
+    nam = "wait",
+    dsc = "{Ждать}",
+    act = function(s)
+        p("Вы ждете");
+        here():make_turn();
+    end;
+};
+
+combatant = function(tab)
+    tab.canshoot = function(s)
+        local dist = here().getDistance(here().plX, here().plY, s.x, s.y);
+        return dist < 4 and not tab.ally;
+    end;
+    
+    tab.onshoot = function(s)
+        local dist = here().getDistance(here().plX, here().plY, s.x, s.y);
+        
+        if (rnd(4) > dist) then
+            if (dist == 0) then
+                tab.hp = tab.hp - 2;
+            end;
+            
+            tab.hp = tab.hp - 1;
+            if (tab.hp > 0) then
+                p(tab.shootHit);
+            else
+                p(tab.shootKill);
+            end;
+        else
+            p(tab.shootMiss);
+        end;
+        
+        here():make_turn();
+    end;
+    
+    tab.canhit = function(s)
+        local dist = here().getDistance(here().plX, here().plY, s.x, s.y);
+        return dist == 0 and not tab.ally;
+    end;
+    
+    
+    tab.onhit = function(s)
+        local dist = here().getDistance(here().plX, here().plY, s.x, s.y);
+        if (dist == 0) then
+            tab.hp = tab.hp - 2;
+            if (tab.hp > 0) then
+                p(tab.wpnHit);
+            else
+                p(tab.wpnKill);
+            end;
+            
+            here():make_turn();
+        else
+            p(tab.wpnFar);
+        end;
+    end;
+    
+    if (not tab.act) then
+        tab.act = function(s)
+            if tab.ally then
+                return tab.nohit;
+            end;
+            
+            local dist = here().getDistance(here().plX, here().plY, s.x, s.y);
+            
+            if (dist == 0) then
+                tab.hp = tab.hp - 1;
+                if (tab.hp > 0) then
+                    p(tab.handHit);
+                else
+                    p(tab.handKill);
+                end;
+                
+                here():make_turn();
+            else
+                p(tab.handFar);
+            end;
+        end;
+    end;
+    if (not tab.make_turn) then
+        tab.make_turn = function(s)
+        end;
+    end;
+    
+    return obj(tab);
+end;
\ No newline at end of file