Enable collecting items from map to equipment

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);
+   }
+}