fix drawing of 2x2 items on UIItem

src/otclient/ui/uiitem.cpp

@@ -36,16 +36,20 @@ void UIItem::drawSelf()
 
     if(m_item) {
         Rect drawRect = getClippingRect();
-        float scaleFactor = std::min(drawRect.width() / 32.0f, drawRect.height() / 32.0f);
+        Point dest = drawRect.topLeft();
+        float scaleFactor = std::min(drawRect.width() / (float)m_item->getExactSize(), drawRect.height() / (float)m_item->getExactSize());
+        dest += (1 - scaleFactor)*32;
+        dest += m_item->getDisplacement() * scaleFactor;
 
         g_painter.setColor(Color::white);
-        m_item->draw(drawRect.topLeft(), scaleFactor, true);
+        m_item->draw(dest, scaleFactor, true);
 
         if(m_font && m_item->isStackable() && m_item->getCount() > 1) {
             std::string count = Fw::tostring(m_item->getCount());
             g_painter.setColor(Color(231, 231, 231));
             m_font->drawText(count, Rect(m_rect.topLeft(), m_rect.bottomRight() - Point(3, 0)), Fw::AlignBottomRight);
         }
+        //m_font->drawText(Fw::tostring(m_item->getId()), m_rect, Fw::AlignBottomRight);
     }
 }