updated building.cs, buildingContruction.cs, buildingBlueprint.cs

Assets/Scripts/Building/BuildingBlueprint.cs

@@ -0,0 +1,75 @@
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+public abstract class BuildingBlueprint : MonoBehaviour
+{
+    public bool isColliding;
+    public bool followMouse = true;
+    public GameObject constructionPrefab;
+    
+    private GameObject terrain;
+
+
+    Ray ray;
+
+    public abstract void Init();
+    public abstract void WhileColliding();
+    public abstract void WhileNotColliding();
+
+    private void Start()
+    {
+        terrain = GameObject.FindGameObjectWithTag("Terrain");
+        Init();
+    }
+
+
+    //Collision
+    public void OnCollisionEnter(Collision collision)
+    {
+        isColliding = true;
+        
+        Debug.Log("Colliding True");
+    }
+    public void OnCollisionStay(Collision collision)
+    {
+        isColliding = true;
+        Debug.Log("Colliding True");
+    }
+    public void OnCollisionExit(Collision collision)
+    {
+        isColliding = false;
+        Debug.Log("Colliding False");
+    }
+
+    //Placing
+    public void Update()
+    {
+        if (followMouse)
+        {
+            //Following Mouse
+            ray = Camera.main.ScreenPointToRay(Input.mousePosition);
+            RaycastHit hitData;
+            if (terrain.GetComponent<Collider>().Raycast(ray, out hitData, Mathf.Infinity))
+            {
+                transform.position = hitData.point;
+            }
+        }
+
+        if (Input.GetMouseButtonDown(0) && !isColliding)
+        {
+            Instantiate(constructionPrefab, transform.position, transform.rotation);
+            Destroy(this.gameObject);
+        }
+
+        if (isColliding)
+        {
+            WhileColliding();
+        }
+        else
+        {
+            WhileNotColliding();
+        }
+    }
+
+}