Enable collecting items from map to equipment

src/main/java/com/bartlomiejpluta/demo/gui/EquipmentWindow.java

@@ -2,11 +2,35 @@ package com.bartlomiejpluta.demo.gui;
 
 import com.bartlomiejpluta.base.api.context.Context;
 import com.bartlomiejpluta.base.api.gui.GUI;
+import com.bartlomiejpluta.base.api.gui.Ref;
+import com.bartlomiejpluta.base.api.gui.WindowManager;
+import com.bartlomiejpluta.base.api.screen.Screen;
+import com.bartlomiejpluta.base.lib.gui.VGridOptionChoice;
+import com.bartlomiejpluta.demo.entity.Player;
+import com.bartlomiejpluta.demo.runner.DemoRunner;
 
 
 public class EquipmentWindow extends DecoratedWindow {
+   private final DemoRunner runner;
+   private final Player player;
+
+   @Ref("eq")
+   private VGridOptionChoice eqGrid;
 
    public EquipmentWindow(Context context, GUI gui) {
       super(context, gui);
+      this.runner = (DemoRunner) context.getGameRunner();
+      this.player = runner.getPlayer();
+   }
+
+   @Override
+   public void onOpen(WindowManager manager) {
+      super.onOpen(manager);
+
+      var i = 0;
+      for(var child : eqGrid.getChildren()) {
+         var slot = (ItemIconView) child;
+         slot.setIcon(player.getEquipmentItem(i++));
+      }
    }
 }

src/main/java/com/bartlomiejpluta/demo/gui/HUD.java

@@ -79,12 +79,8 @@ public class HUD extends BorderLayout {
          logVisibilityDuration = 0;
       }
 
-      if (player.getWeapon() != null && player.getWeapon() != currentWeapon) {
-         weapon.setIcon(player.getWeapon().getIcon());
-         this.currentWeapon = player.getWeapon();
-      } else if (player.getWeapon() == null) {
-         this.currentWeapon = null;
-      }
+
+      this.currentWeapon = player.getWeapon();
    }
 
    @Override

src/main/java/com/bartlomiejpluta/demo/gui/ItemIconView.java

@@ -0,0 +1,43 @@
+package com.bartlomiejpluta.demo.gui;
+
+import com.bartlomiejpluta.base.api.context.Context;
+import com.bartlomiejpluta.base.api.gui.Color;
+import com.bartlomiejpluta.base.api.gui.GUI;
+import com.bartlomiejpluta.base.api.screen.Screen;
+import com.bartlomiejpluta.base.lib.gui.IconView;
+
+public class ItemIconView extends IconView {
+   private final Color normal;
+   private final Color hover;
+
+   public ItemIconView(Context context, GUI gui) {
+      super(context, gui);
+      this.normal = gui.createColor();
+      this.hover = gui.createColor();
+
+      normal.setRGBA(0x444444FF);
+      hover.setRGBA(0x888888FF);
+      super.setScale(2f);
+   }
+
+   @Override
+   protected float getContentWidth() {
+      return 68f;
+   }
+
+   @Override
+   protected float getContentHeight() {
+      return 68f;
+   }
+
+   @Override
+   public void draw(Screen screen, GUI gui) {
+      gui.beginPath();
+      gui.drawRectangle(x, y, getWidth(), getHeight());
+      gui.setFillColor(focused ? hover : normal);
+      gui.fill();
+      gui.closePath();
+
+      super.draw(screen, gui);
+   }
+}