introduce virtual items for UIItem

modules/core_widgets/uiitem.lua

@@ -1,6 +1,8 @@
 function UIItem:onDragEnter(mousePos)
+  if self:isVirtual() then return false end
+
   local item = self:getItem()
-  if not item then return false end
+  if not item then return true end
 
   self:setBorderWidth(1)
 
@@ -11,6 +13,8 @@ function UIItem:onDragEnter(mousePos)
 end
 
 function UIItem:onDragLeave(widget, mousePos)
+  if self:isVirtual() then return false end
+
   if not self.parsed then
     self.currentDragThing = nil
   end
@@ -21,7 +25,9 @@ function UIItem:onDragLeave(widget, mousePos)
 end
 
 function UIItem:onDrop(widget, mousePos)
-  if not widget or not widget.currentDragThing then return false end
+  if self:isVirtual() then return false end
+
+  if not widget or not widget.currentDragThing then return true end
 
   local pos = self.position
   local data = widget.currentDragThing:getData()
@@ -45,6 +51,8 @@ function UIItem:onDrop(widget, mousePos)
 end
 
 function UIItem:onHoverChange(hovered)
+  if self:isVirtual() then return end
+
   if g_ui.getDraggingWidget() and self ~= g_ui.getDraggingWidget() then
     if hovered then
       self:setBorderWidth(1)
@@ -55,6 +63,8 @@ function UIItem:onHoverChange(hovered)
 end
 
 function UIItem:onMouseRelease(mousePosition, mouseButton)
+  if self:isVirtual() then return false end
+
   local item = self:getItem()
   if not item or not self:containsPoint(mousePosition) then return false end
   return Game.processMouseAction(mousePosition, mouseButton, nil, item, item, nil, item)

modules/game/game.lua

@@ -26,7 +26,7 @@ local function onUseWithMouseRelease(self, mousePosition, mouseButton)
         if tile then
           Game.useWith(Game.selectedThing, tile:getTopMultiUseThing())
         end
-      elseif clickedWidget.getItem then
+      elseif clickedWidget.getItem and not clickedWidget:isVirtual() then
         Game.useWith(Game.selectedThing, clickedWidget:getItem())
       end
     end

modules/game_shaders/item.frag

@@ -7,19 +7,5 @@ varying vec2 textureCoords; // map texture coords
 void main()
 {
     vec4 outColor = texture2D(texture, textureCoords) * opacity;
-    /*
-    float refinement = 0;
-    if(refinement > 0) {
-        vec4 sum = vec4(0.0, 0.0, 0.0, 0.0);
-        for(int i=-1;i<=1;++i) {
-            for(int j=-1;j<=1;++j) {
-                vec4 pixel = texture2D(texture, textureCoords + vec2(i,j)*(1.0/32.0));
-                sum += pixel * (1.0/9.0) * pixel.a * (0.5 + (pixel.r + pixel.g + pixel.b)/3.0);
-            }
-        }
-        float factor = refinement*((1.0 + sin(time*2))/2.0);
-        outColor += sum * sum * factor;
-    }
-    */
     gl_FragColor = outColor;
 }

src/otclient/luafunctions.cpp

@@ -222,8 +222,15 @@ void OTClient::registerLuaFunctions()
 
     g_lua.registerClass<UIItem, UIWidget>();
     g_lua.bindClassStaticFunction<UIItem>("create", []{ return UIItemPtr(new UIItem); });
-    g_lua.bindClassMemberFunction<UIItem>("getItem", &UIItem::getItem);
+    g_lua.bindClassMemberFunction<UIItem>("setItemId", &UIItem::setItemId);
+    g_lua.bindClassMemberFunction<UIItem>("setItemCount", &UIItem::setItemCount);
     g_lua.bindClassMemberFunction<UIItem>("setItem", &UIItem::setItem);
+    g_lua.bindClassMemberFunction<UIItem>("setVirtual", &UIItem::setVirtual);
+    g_lua.bindClassMemberFunction<UIItem>("getItemId", &UIItem::getItemId);
+    g_lua.bindClassMemberFunction<UIItem>("getItemCount", &UIItem::getItemCount);
+    g_lua.bindClassMemberFunction<UIItem>("getItem", &UIItem::getItem);
+    g_lua.bindClassMemberFunction<UIItem>("isVirtual", &UIItem::isVirtual);
+
 
     g_lua.registerClass<UICreature, UIWidget>();
     g_lua.bindClassStaticFunction<UICreature>("create", []{ return UICreaturePtr(new UICreature); } );

src/otclient/ui/uiitem.cpp

@@ -51,3 +51,31 @@ void UIItem::draw()
 
     drawChildren();
 }
+
+void UIItem::setItemId(int id)
+{
+    if(!m_item)
+        m_item = Item::create(id);
+    else
+        m_item->setId(id);
+}
+
+void UIItem::setItemCount(int count)
+{
+    if(m_item)
+        m_item->setData(count);
+}
+
+void UIItem::onStyleApply(const std::string& styleName, const OTMLNodePtr& styleNode)
+{
+    UIWidget::onStyleApply(styleName, styleNode);
+
+    for(const OTMLNodePtr& node : styleNode->children()) {
+        if(node->tag() == "item-id")
+            setItemId(node->value<int>());
+        else if(node->tag() == "item-count")
+            setItemCount(node->value<int>());
+        else if(node->tag() == "virtual")
+            setVirtual(node->value<bool>());
+    }
+}

src/otclient/ui/uiitem.h

@@ -33,12 +33,21 @@ public:
     UIItem();
     void draw();
 
+    void setItemId(int id);
+    void setItemCount(int count);
     void setItem(const ItemPtr& item) { m_item = item; }
+    void setVirtual(bool virt) { m_virtual = virt; }
 
+    int getItemId() { return m_item->getId(); }
+    int getItemCount() { return m_item->getData(); }
     ItemPtr getItem() { return m_item; }
+    bool isVirtual() { return m_virtual; }
 
 protected:
+    void onStyleApply(const std::string& styleName, const OTMLNodePtr& styleNode);
+
     ItemPtr m_item;
+    Boolean<false> m_virtual;
 };
 
 #endif