Build a Working FNAF Map + Camera System in Unity 2D

-UPDATE- Fix the Security Room Background Image: https://youtu.be/3apRyx0MJHg A great game system often starts with a simple vision. Today, I’m taking a hand-drawn map designed by my ten-year-old son, Arthur, and running it through a professional development pipeline to bring it to life in Unity. In this second installment of our 2D Five Nights at Freddy’s-style series, we are moving from shaders into UI Architecture. We aren't just placing buttons; we are building a responsive, animated security system that handles mouse-hover triggers and dynamic room swapping. This project serves as a perfect example of why engineering logic is a developer's greatest tool. By understanding how to structure a hierarchy and utilize coroutines, we can create high-end "sliding" effects and interactive UI that feel polished and commercial-grade. We’ll build this interactive map step-by-step, covering: Asset Pipeline: Cleaning and prepping hand-drawn sketches in Photoshop for a professional look. UI Hierarchy: Organizing sensing regions versus visual elements to prevent input glitches. Event Trigger Systems: Implementing Pointer Enter and Exit events to drive game logic. Performance-Friendly Animation: Using C# Coroutines and Lerp functions to smoothly slide the map without the overhead of the Unity Animator. The Camera Manager: Developing a script to handle real-time background swapping and the iconic "blinking" active-camera state. 00:00 Turning a Child's Sketch into a Functional Map 01:12 Photoshop Pipeline: Prepping Hand-Drawn Assets 03:10 Unity UI Setup: Anchors, Aspect Ratios, and Canvas 04:36 Engineering the Map Trigger: Invisible Sensing Regions 06:33 Scripting the Map Animator: Logic & Coroutines 09:20 Hooking Up Event Triggers for Mouse Hovering 10:12 Adding Sensory Feedback: UI Sound Design 11:21 Designing Clickable Camera Areas 14:16 The Camera Area Controller: Blinking State Logic 15:50 The Camera Manager: Room Swapping via Shaders 18:48 Final Result: A Working 2D Security Interface Mastering the engineering behind your game is what separates a hobbyist from a professional. Consider subscribing if you want more technical deep dives into game logic. 🛠️ Download the Full Code: https://www.glecakes.com 🎁 Get the Unity Package: Available for supporters on Patreon (Includes all UI assets and 3D room renders): https://www.patreon.com/glecakes[