fix drawing of hangable objects

src/otclient/core/item.cpp

@@ -24,6 +24,7 @@
 #include "thingstype.h"
 #include "spritemanager.h"
 #include "thing.h"
+#include "tile.h"
 #include <framework/core/clock.h>
 #include <framework/core/eventdispatcher.h>
 #include <framework/graphics/graphics.h>
@@ -33,7 +34,7 @@
 Item::Item() : Thing()
 {
     m_id = 0;
-    m_countOrSubType = 1;
+    m_countOrSubType = 0;
 }
 
 ItemPtr Item::create(int id)
@@ -87,10 +88,13 @@ void Item::draw(const Point& dest, float scaleFactor, bool animate)
             yPattern = 1;
         }
     } else if(isHangable()) {
-        if(isHookSouth())
+        const TilePtr& tile = getTile();
-            xPattern = getNumPatternsX() >= 2 ? 1 : 0;
+        if(tile) {
-        else if(isHookEast())
+            if(tile->mustHookSouth())
-            xPattern = getNumPatternsX() >= 3 ? 2 : 0;
+                xPattern = getNumPatternsX() >= 2 ? 1 : 0;
+            else if(tile->mustHookSouth())
+                xPattern = getNumPatternsX() >= 3 ? 2 : 0;
+        }
     } else if(isFluid() || isFluidContainer()) {
         int color = Otc::FluidTransparent;
         switch(m_countOrSubType) {

src/otclient/core/tile.cpp

@@ -374,6 +374,22 @@ bool Tile::isEmpty()
     return m_things.size() == 0;
 }
 
+bool Tile::mustHookEast()
+{
+    for(const ThingPtr& thing : m_things)
+        if(thing->isHookEast())
+            return true;
+    return false;
+}
+
+bool Tile::mustHookSouth()
+{
+    for(const ThingPtr& thing : m_things)
+        if(thing->isHookSouth())
+            return true;
+    return false;
+}
+
 bool Tile::hasCreature()
 {
     for(const ThingPtr& thing : m_things)

src/otclient/core/tile.h

@@ -63,6 +63,8 @@ public:
     bool isLookPossible();
     bool isClickable();
     bool isEmpty();
+    bool mustHookSouth();
+    bool mustHookEast();
     bool hasCreature();
     bool limitsFloorsView();
     int getThingCount() { return m_things.size() + m_effects.size(); }

src/otclient/luafunctions.cpp

@@ -113,6 +113,7 @@ void OTClient::registerLuaFunctions()
     g_lua.bindClassMemberFunction<Thing>("isPickupable", &Thing::isPickupable);
     g_lua.bindClassMemberFunction<Thing>("isIgnoreLook", &Thing::isIgnoreLook);
     g_lua.bindClassMemberFunction<Thing>("isStackable", &Thing::isStackable);
+    g_lua.bindClassMemberFunction<Thing>("isHookSouth", &Thing::isHookSouth);
     g_lua.bindClassMemberFunction<Thing>("isTranslucent", &Thing::isTranslucent);
     g_lua.bindClassMemberFunction<Thing>("isFullGround", &Thing::isFullGround);