Building Rework

Assets/Buildings/Scripts/BuildingBlueprint.cs

@@ -0,0 +1,142 @@
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+public class BuildingBlueprint : MonoBehaviour
+{
+    
+    public Material collisionMat;
+    public Material blueprintMat;
+
+
+    private GameObject terrain;
+    private Canvas hud;
+    private bool isColliding;
+
+    Ray ray;
+
+    private void Start()
+    {
+        hud = GameObject.Find("HUD").GetComponent<Canvas>(); //Get HUD Canvas
+        terrain = GameObject.FindGameObjectWithTag("Terrain"); //Get Terrain
+
+        hud.enabled = false; //Hide HUD
+    }
+
+    public void Update()
+    {
+        FollowMouse();
+        Rotate();
+
+        //COLLISION
+        if (isColliding)
+        {
+            Debug.Log("Collision");
+            MeshRenderer[] mr = gameObject.GetComponentsInChildren<MeshRenderer>();
+            foreach (MeshRenderer r in mr)
+            {
+                r.material = collisionMat;
+            }
+            
+        }
+        else
+        {
+            MeshRenderer[] mr = gameObject.GetComponentsInChildren<MeshRenderer>();
+            foreach (MeshRenderer r in mr)
+            {
+                r.material = blueprintMat;
+            }
+        }
+
+
+        //PLACE
+        if (Input.GetMouseButtonDown(0) && !isColliding)
+        {
+            gameObject.transform.parent.gameObject.GetComponent<Building>().Place(transform);
+            hud.enabled = true;
+            Destroy(gameObject);
+
+        }
+
+        if (Input.GetButtonDown("Build"))
+        {
+            hud.enabled = true;
+            Destroy(gameObject);
+        }
+    }
+
+    void FollowMouse()
+    {
+        ray = Camera.main.ScreenPointToRay(Input.mousePosition);
+        RaycastHit hitData;
+        if (terrain.GetComponent<Collider>().Raycast(ray, out hitData, Mathf.Infinity))
+        {
+            transform.position = hitData.point;
+        }
+    }
+    void Rotate()
+    {
+        if (Input.GetButtonDown("Rotate"))
+        {
+            Debug.Log("Rotate+");
+            if (Input.GetKey(KeyCode.LeftShift))
+            {
+                transform.Rotate(0, 5, 0);
+            }
+            else if (Input.GetKey(KeyCode.LeftControl))
+            {
+                transform.Rotate(0, 45, 0);
+            }
+            else
+            {
+                transform.Rotate(0, 22.5f, 0);
+            }
+
+        }
+
+        if (Input.GetButtonDown("CounterRotate"))
+        {
+            Debug.Log("Rotate-");
+            if (Input.GetKey(KeyCode.LeftShift))
+            {
+                transform.Rotate(0, -5, 0);
+            }
+            else if (Input.GetKey(KeyCode.LeftControl))
+            {
+                transform.Rotate(0, -45, 0);
+            }
+            else
+            {
+                transform.Rotate(0, -22.5f, 0);
+            }
+
+        }
+    }
+
+    //Collision
+    public void OnTriggerEnter(Collider other)
+    {
+        if(!(other.transform.tag == "Terrain"))
+        {
+            isColliding = true;
+        }
+        
+        Debug.Log("Colliding True");
+    }
+    public void OnTriggerStay(Collider other)
+    {
+        if (!(other.transform.tag == "Terrain"))
+        {
+            isColliding = true;
+        }
+        Debug.Log("Colliding True");
+    }
+    public void OnTriggerExit(Collider other)
+    {
+        if (!(other.transform.tag == "Terrain"))
+        {
+            isColliding = false;
+        }
+        Debug.Log("Colliding False");
+    }
+}