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Assets/Scripts/GameManager.cs

@@ -27,6 +27,9 @@ namespace UntitledLogicGame
         public Color DeadColor;
         public Color ActivatedColor;
 
+        [Header("Gates")]
+        public List<Gate> GatePrefabs;
+
         #endregion
 
         #region Public Properties
@@ -35,6 +38,8 @@ namespace UntitledLogicGame
 
         public Gate CurrentGate { get; set; }
 
+        public MouseManager MouseManager { get; private set; }
+
         #endregion
 
         #region Private Properties
@@ -49,6 +54,7 @@ namespace UntitledLogicGame
             if (Instance != null)
                 throw new InvalidOperationException("More than one GameManager in scene");
             Instance = this;
+            MouseManager = GetComponent<MouseManager>();
         }
 
         // Update is called once per frame
@@ -61,6 +67,13 @@ namespace UntitledLogicGame
 
         #region Public Methods
 
+        public void CreateGate(Gate gatePrefab, Vector3 position)
+        {
+            var gate = Instantiate(gatePrefab, GatesGroup);
+            gate.transform.position = MouseManager.MousePos - gate.Box.transform.position;
+            MouseManager.DragGate(gate, true);
+        }
+
         #endregion
 
         #region Private Methods

Assets/Scripts/Gate.cs

@@ -17,9 +17,17 @@ namespace UntitledLogicGame
 
         #region Public Properties
 
-        public List<Anchor> Anchors { get; set; }
+        public List<Anchor> Anchors { get; private set; }
         public IEnumerable<Anchor> InputAnchors => Anchors.Where(a => a.IsInput);
         public IEnumerable<Anchor> OutputAnchors => Anchors.Where(a => !a.IsInput);
+        public BoxCollider2D Box {
+            get
+            {
+                if (_box == null)
+                    _box = GetComponentInChildren<BoxCollider2D>();
+                return _box;
+            }
+        }
 
         #endregion
 
@@ -27,6 +35,7 @@ namespace UntitledLogicGame
 
         private GateDefinition _definition;
         private int _lastState = -1;
+        private BoxCollider2D _box;
 
         #endregion
 
@@ -36,7 +45,7 @@ namespace UntitledLogicGame
         {
             Utils.RandomName(GateType.ToString(), gameObject);
             Anchors = GetComponentsInChildren<Anchor>().ToList();
-            _definition = GateDefinition.Get(GateType, this);   
+            _definition = GateDefinition.Get(GateType, this);
         }
 
         // Update is called once per frame
@@ -48,7 +57,6 @@ namespace UntitledLogicGame
                 _definition.Compute(this);
                 _lastState = state;
             }
-            
         }
 
         #endregion

Assets/Scripts/MouseManager.cs

@@ -7,6 +7,12 @@ namespace UntitledLogicGame
 {
     public class MouseManager : MonoBehaviour
     {
+        #region Static Properties
+
+        public static MouseManager Instance => GameManager.Instance.MouseManager;
+
+        #endregion
+
         #region Unity Properties
 
         #endregion
@@ -15,6 +21,10 @@ namespace UntitledLogicGame
 
         public static Vector3 MousePos { get; set; }
 
+        public bool Interacting => _currentCable != null || _currentGate != null;
+
+        public static bool Clicking => Input.GetButton("Fire1");
+
         #endregion
 
         #region Private Properties
@@ -39,7 +49,7 @@ namespace UntitledLogicGame
             mousePos.z = 0f;
             MousePos = mousePos;
 
-            if (Input.GetMouseButton(0))
+            if (Clicking)
             {
                 if(_currentCable == null)
                 {
@@ -54,13 +64,7 @@ namespace UntitledLogicGame
                     }
                     else if (GameManager.Instance.CurrentGate != null)
                     {
-                        _currentGate = GameManager.Instance.CurrentGate;
-                        _currentGateDelta = MousePos - _currentGate.transform.position;
-                        _currentGateInitialPos = _currentGate.transform.position;
-                        foreach (var renderer in _currentGate.GetComponentsInChildren<SpriteRenderer>())
-                        {
-                            renderer.sortingLayerName = "moving";
-                        }
+                        DragGate(GameManager.Instance.CurrentGate, false);
                     }
                 }
             }
@@ -83,12 +87,22 @@ namespace UntitledLogicGame
                     renderer.sortingLayerName = "default";
                 }
                 _currentGate.transform.position = _currentGate.transform.position.Round();
-                var currentBox = _currentGate.GetComponentInChildren<BoxCollider2D>();
+                var currentBox = _currentGate.Box;
                 if (FindObjectsOfType<Gate>()
                     .Where(g => !g.Equals(_currentGate))
-                    .Select(g => g.GetComponentInChildren<BoxCollider2D>())
-                    .Any(b => currentBox.IsTouching(b))) // Collision with another gate
-                    _currentGate.transform.position = _currentGateInitialPos; // Reset pos
+                    .Select(g => g.Box)
+                    .Any(b => currentBox.IsTouching(b)))
+                {
+                    // Collision with another gate
+                    if(_currentGateInitialPos == null)
+                    {
+                        Destroy(_currentGate.gameObject);
+                    }
+                    else
+                    {
+                        _currentGate.transform.position = _currentGateInitialPos; // Reset pos
+                    }
+                }
                 _currentGate = null;
             }
         }
@@ -97,6 +111,18 @@ namespace UntitledLogicGame
 
         #region Public Methods
 
+        public void DragGate(Gate gate, bool created)
+        {
+            _currentGate = gate;
+            _currentGateDelta = MousePos - _currentGate.transform.position;
+            if(!created)
+                _currentGateInitialPos = _currentGate.transform.position;
+            foreach (var renderer in _currentGate.GetComponentsInChildren<SpriteRenderer>())
+            {
+                renderer.sortingLayerName = "moving";
+            }
+        }
+
         #endregion
 
         #region Private Methods

Assets/Scripts/UI.meta

@@ -0,0 +1,8 @@
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+guid: ac8985c980f48e84594b68ae9051ce1d
+folderAsset: yes
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Assets/Scripts/UI/UIGate.cs

@@ -0,0 +1,67 @@
+using System.Collections;
+using System.Collections.Generic;
+using Unity.VectorGraphics;
+using UnityEngine;
+using UnityEngine.EventSystems;
+using UnityEngine.UI;
+
+namespace UntitledLogicGame.UI
+{
+    public class UIGate : MonoBehaviour, IPointerDownHandler
+    {
+        #region Unity Properties
+
+        #endregion
+
+        #region Public Properties
+
+        public Gate GatePrefab {
+            set
+            {
+                _gatePrefab = value;
+                var sprite = _gatePrefab.GetComponentInChildren<SpriteRenderer>().sprite;
+                GetComponent<SVGImage>().sprite = sprite;
+                RectTransform.sizeDelta = new Vector2(100 * sprite.rect.width / 700f, 100); // TODO get max width from UIManager
+                gameObject.name = "UI_" + _gatePrefab.GateType.ToString();
+            }
+        }
+
+        public RectTransform RectTransform
+        {
+            get
+            {
+                if (_rectTransform == null)
+                    _rectTransform = GetComponent<RectTransform>();
+                return _rectTransform;
+            }
+        }
+
+        #endregion
+
+        #region Private Properties
+
+        private Gate _gatePrefab;
+        private RectTransform _rectTransform;
+
+        #endregion
+
+        #region Unity Methods
+
+        public void OnPointerDown(PointerEventData eventData)
+        {
+            var position = Camera.main.ScreenToWorldPoint(transform.position);
+            position.z = 0f;
+            GameManager.Instance.CreateGate(_gatePrefab, position);
+        }
+
+        #endregion
+
+        #region Public Methods
+
+        #endregion
+
+        #region Private Methods
+
+        #endregion
+    }
+}

Assets/Scripts/UI/UIGate.cs.meta

@@ -0,0 +1,11 @@
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+guid: 6a451c18bcd06994d8ac3b549cff313d
+MonoImporter:
+  externalObjects: {}
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+  defaultReferences: []
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Assets/Scripts/UI/UIManager.cs

@@ -0,0 +1,67 @@
+using System.Collections;
+using System.Collections.Generic;
+using System.Linq;
+using UnityEngine;
+
+namespace UntitledLogicGame.UI
+{
+    public class UIManager : MonoBehaviour
+    {
+        #region Unity Properties
+
+        [Header("Components")]
+        public GameObject GateBar;
+
+        [Header("Prefabs")]
+        public UIGate UIGatePrefab;
+
+        #endregion
+
+        #region Public Properties
+
+        #endregion
+
+        #region Private Properties
+
+        private bool _lastMouseInteracting;
+
+        #endregion
+
+        #region Unity Methods
+
+        private IEnumerator Start()
+        {
+            yield return new WaitUntil(() => GameManager.Instance != null);
+            // TODO calculate max width
+            var currentPos = 0f;
+            foreach(var gatePrefab in GameManager.Instance.GatePrefabs)
+            {
+                var uiGate = Instantiate(UIGatePrefab, GateBar.transform);
+                uiGate.GatePrefab = gatePrefab;
+                uiGate.RectTransform.anchoredPosition = new Vector2(currentPos, 0);
+                currentPos += uiGate.RectTransform.sizeDelta.x;
+            }
+            
+        }
+
+        private void FixedUpdate()
+        {
+            if(MouseManager.Instance.Interacting != _lastMouseInteracting)
+            {
+                //TODO animate go down
+                GateBar.SetActive(!MouseManager.Instance.Interacting);
+                _lastMouseInteracting = MouseManager.Instance.Interacting;
+            }
+        }
+
+        #endregion
+
+        #region Public Methods
+
+        #endregion
+
+        #region Private Methods
+
+        #endregion
+    }
+}

Assets/Scripts/UI/UIManager.cs.meta

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